Broken Link Checker - Version 1.11.4

Version Description

Fixed a few more PHP 7.x/5.6 compatibility issues

Release Info

Developer	freediver
Plugin	Broken Link Checker
Version	1.11.4
Comparing to
See all releases

Code changes from version 1.11.3 to 1.11.4

Files changed (15) hide show

broken-link-checker.php +1 -1
core/core.php +579 -533
core/init.php +1 -0
includes/activation.php +3 -0
includes/admin/links-page-js.php +4 -1
includes/admin/options-page-js.php +10 -0
includes/admin/table-printer.php +907 -904
includes/modules.php +2 -0
includes/utility-class.php +377 -377
modules/checkers/http.php +8 -0
modules/containers/acf_field.php +710 -0
modules/containers/custom_field.php +102 -99
modules/parsers/acf_field.php +134 -0
readme.txt +4 -1
uninstall.php +21 -22

broken-link-checker.php CHANGED Viewed

	@@ -3,7 +3,7 @@
3	Plugin Name: Broken Link Checker
4	Plugin URI: https://wordpress.org/plugins/broken-link-checker/
5	Description: Checks your blog for broken links and missing images and notifies you on the dashboard if any are found.
6	- Version: 1.11.3
7	Author: Janis Elsts, Vladimir Prelovac
8	Text Domain: broken-link-checker
9	*/


3	Plugin Name: Broken Link Checker
4	Plugin URI: https://wordpress.org/plugins/broken-link-checker/
5	Description: Checks your blog for broken links and missing images and notifies you on the dashboard if any are found.
6	+ Version: 1.11.4
7	Author: Janis Elsts, Vladimir Prelovac
8	Text Domain: broken-link-checker
9	*/

core/core.php CHANGED Viewed

	@@ -1,13 +1,11 @@
1	<?php
2	-
3	/**
4	* Simple function to replicate PHP 5 behaviour
5	*/
6	- if ( !function_exists( 'microtime_float' ) ) {
7	- function microtime_float()
8	- {
9	- ~~list~~($usec, ~~$sec)~~ ~~= explode~~(~~" ", microtime(~~));
10	- return ((float)$usec + (float)$sec);
11	}
12	}
13
	@@ -19,17 +17,16 @@ require BLC_DIRECTORY . '/includes/transactions-manager.php';
19	if (!class_exists('wsBrokenLinkChecker')) {
20
21	class wsBrokenLinkChecker {
22	- var $conf;
23	-
24	var $loader;
25	- var $my_basename = '';
26	-
27	- var $db_version; //The required version of the plugin's DB schema.
28	-
29	- var $execution_start_time; //Used for a simple internal execution timer in start_timer()/execution_time()
30
31	private $is_textdomain_loaded = false;
32	-
33	/**
34	* wsBrokenLinkChecker::wsBrokenLinkChecker()
35	* Class constructor
	@@ -40,26 +37,26 @@ class wsBrokenLinkChecker {
40	*/
41	function __construct ( $loader, $conf ) {
42	$this->db_version = BLC_DATABASE_VERSION;
43	-
44	$this->conf = $conf;
45	$this->loader = $loader;
46	$this->my_basename = plugin_basename( $this->loader );
47
48	$this->load_language();
49	-
50	//Unlike the activation hook, the deactivation callback can be registered in this file
51	- //because deactivation happens after this class has already been instantiated (durinng the
52	- //'init' action).
53	register_deactivation_hook($loader, array($this, 'deactivation'));
54	-
55	add_action('admin_menu', array($this,'admin_menu'));
56
57	//Load jQuery on Dashboard pages (probably redundant as WP already does that)
58	add_action('admin_print_scripts', array($this,'admin_print_scripts'));
59	-
60	//The dashboard widget
61	add_action('wp_dashboard_setup', array($this, 'hook_wp_dashboard_setup'));
62	-
63	//AJAXy hooks
64	add_action( 'wp_ajax_blc_full_status', array($this,'ajax_full_status') );
65	add_action( 'wp_ajax_blc_dashboard_status', array($this,'ajax_dashboard_status') );
	@@ -74,18 +71,17 @@ class wsBrokenLinkChecker {
74
75	add_action( 'wp_ajax_blc_dismiss', array($this, 'ajax_dismiss') );
76	add_action( 'wp_ajax_blc_undismiss', array($this, 'ajax_undismiss') );
77	-
78	//Add/remove Cron events
79	$this->setup_cron_events();
80	-
81	//Set hooks that listen for our Cron actions
82	- add_action('blc_cron_email_notifications', array( $this, 'maybe_send_email_notifications' ));
83	- add_action('blc_cron_check_links', array($this, 'cron_check_links'));
84	- add_action('blc_cron_database_maintenance', array($this, 'database_maintenance'));
85
86	//Set the footer hook that will call the worker function via AJAX.
87	- add_action('admin_footer', array($this,'admin_footer'));
88	-
89	//Add a "Screen Options" panel to the "Broken Links" page
90	add_screen_options_panel(
91	'blc-screen-options',
	@@ -97,7 +93,25 @@ class wsBrokenLinkChecker {
97	);
98
99	//Display an explanatory note on the "Tools -> Broken Links -> Warnings" page.
100	- add_action('admin_notices', array($this, 'show_warnings_section_notice'));


















101	}
102
103	/**
	@@ -114,8 +128,8 @@ class wsBrokenLinkChecker {
114	<!-- wsblc admin footer -->
115	<script type='text/javascript'>
116	(function($){
117	-
118	- //(Re)starts the background worker thread
119	function blcDoWork(){
120	$.post(
121	"<?php echo admin_url('admin-ajax.php'); ?>",
	@@ -127,16 +141,16 @@ class wsBrokenLinkChecker {
127	}
128	//Call it the first time
129	blcDoWork();
130	-
131	- //Then call it periodically every X seconds
132	setInterval(blcDoWork, <?php echo (intval($this->conf->options['max_execution_time']) + 1 )*1000; ?>);
133	-
134	})(jQuery);
135	</script>
136	<!-- /wsblc admin footer -->
137	<?php
138	}
139	-
140	/**
141	* Check if an URL matches the exclusion list.
142	*
	@@ -155,11 +169,11 @@ class wsBrokenLinkChecker {
155
156	function dashboard_widget(){
157	?>
158	- <p id='wsblc_activity_box'><?php _e('Loading...', 'broken-link-checker'); ?></p>
159	<script type='text/javascript'>
160	jQuery( function($){
161	var blc_was_autoexpanded = false;
162	-
163	function blcDashboardStatus(){
164	$.getJSON(
165	"<?php echo admin_url('admin-ajax.php'); ?>",
	@@ -169,7 +183,7 @@ class wsBrokenLinkChecker {
169	},
170	function (data){
171	if ( data && ( typeof(data.text) != 'undefined' ) ) {
172	- $('#wsblc_activity_box').html(data.text);
173	<?php if ( $this->conf->options['autoexpand_widget'] ) { ?>
174	//Expand the widget if there are broken links.
175	//Do this only once per pageload so as not to annoy the user.
	@@ -181,14 +195,14 @@ class wsBrokenLinkChecker {
181	} else {
182	$('#wsblc_activity_box').html('<?php _e('[ Network error ]', 'broken-link-checker'); ?>');
183	}
184	-
185	setTimeout( blcDashboardStatus, 120*1000 ); //...update every two minutes
186	}
187	);
188	}
189	-
190	blcDashboardStatus();//Call it the first time
191	-
192	} );
193	</script>
194	<?php
	@@ -202,7 +216,7 @@ class wsBrokenLinkChecker {
202	$this->conf->options['autoexpand_widget'] = !empty($_POST['blc-autoexpand']);
203	$this->conf->save_options();
204	}
205	-
206	?>
207	<p><label for="blc-autoexpand">
208	<input id="blc-autoexpand" name="blc-autoexpand" type="checkbox" value="1" <?php if ( $this->conf->options['autoexpand_widget'] ) echo 'checked="checked"'; ?> />
	@@ -215,7 +229,7 @@ class wsBrokenLinkChecker {
215	//jQuery is used for triggering the link monitor via AJAX when any admin page is open.
216	wp_enqueue_script('jquery');
217	}
218	-
219	function enqueue_settings_scripts(){
220	//jQuery UI is used on the settings page
221	wp_enqueue_script('jquery-ui-core'); //Used for background color animation
	@@ -223,16 +237,16 @@ class wsBrokenLinkChecker {
223	wp_enqueue_script('jquery-ui-tabs');
224	wp_enqueue_script('jquery-cookie', plugins_url('js/jquery.cookie.js', BLC_PLUGIN_FILE)); //Used for storing last widget states, etc
225	}
226	-
227	function enqueue_link_page_scripts(){
228	wp_enqueue_script('jquery-ui-core');
229	wp_enqueue_script('jquery-ui-dialog'); //Used for the search form
230	wp_enqueue_script('jquery-color'); //Used for background color animation
231	wp_enqueue_script('sprintf', plugins_url('js/sprintf.js', BLC_PLUGIN_FILE)); //Used in error messages
232	}
233	-
234	/**
235	- * Initiate a full recheck - reparse everything and check all links anew.
236	*
237	* @return void
238	*/
	@@ -241,10 +255,10 @@ class wsBrokenLinkChecker {
241
242	//Delete all discovered instances
243	$wpdb->query("TRUNCATE {$wpdb->prefix}blc_instances");
244	-
245	//Delete all discovered links
246	$wpdb->query("TRUNCATE {$wpdb->prefix}blc_links");
247	-
248	//Mark all posts, custom fields and bookmarks for processing.
249	blc_resynch(true);
250	}
	@@ -260,7 +274,7 @@ class wsBrokenLinkChecker {
260	wp_clear_scheduled_hook('blc_cron_email_notifications');
261	wp_clear_scheduled_hook('blc_cron_database_maintenance');
262	wp_clear_scheduled_hook('blc_cron_check_news'); //Unused event.
263	- //Note the deactivation time for each module. This will help them
264	//synch up propely if/when the plugin is reactivated.
265	$moduleManager = blcModuleManager::getInstance();
266	$the_time = current_time('timestamp');
	@@ -269,68 +283,68 @@ class wsBrokenLinkChecker {
269	}
270	$this->conf->save_options();
271	}
272	-
273	/**
274	* Perform various database maintenance tasks on the plugin's tables.
275	- *
276	* Removes records that reference disabled containers and parsers,
277	* deletes invalid instances and links, optimizes tables, etc.
278	- *
279	* @return void
280	*/
281	function database_maintenance(){
282	blcContainerHelper::cleanup_containers();
283	blc_cleanup_instances();
284	blc_cleanup_links();
285	-
286	blcUtility::optimize_database();
287	}
288
289	/**
290	* Create the plugin's menu items and enqueue their scripts and CSS.
291	- * Callback for the 'admin_menu' action.
292	- *
293	* @return void
294	*/
295	function admin_menu(){
296	if (current_user_can('manage_options'))
297	add_filter('plugin_action_links', array($this, 'plugin_action_links'), 10, 2);
298	-
299	- $options_page_hook = add_options_page(
300	- __('Link Checker Settings', 'broken-link-checker'),
301	- __('Link Checker', 'broken-link-checker'),
302	'manage_options',
303	'link-checker-settings',array($this, 'options_page')
304	);
305	-
306	$menu_title = __('Broken Links', 'broken-link-checker');
307	if ( $this->conf->options['show_link_count_bubble'] ){
308	- //To make it easier to notice when broken links appear, display the current number of
309	- //broken links in a little bubble notification in the "Broken Links" menu.
310	//(Similar to how the number of plugin updates and unmoderated comments is displayed).
311	$blc_link_query = blcLinkQuery::getInstance();
312	$broken_links = $blc_link_query->get_filter_links('broken', array('count_only' => true));
313	if ( $broken_links > 0 ){
314	- //TODO: Appropriating existing CSS classes for my own purposes is hacky. Fix eventually.
315	$menu_title .= sprintf(
316	- ' <span class="update-plugins"><span class="update-count blc-menu-bubble">%d</span></span>',
317	$broken_links
318	);
319	}
320	- }
321	$links_page_hook = add_management_page(
322	- __('View Broken Links', 'broken-link-checker'),
323	- $menu_title,
324	'edit_others_posts',
325	'view-broken-links',array($this, 'links_page')
326	);
327	-
328	//Add plugin-specific scripts and CSS only to the it's own pages
329	add_action( 'admin_print_styles-' . $options_page_hook, array($this, 'options_page_css') );
330	add_action( 'admin_print_styles-' . $links_page_hook, array($this, 'links_page_css') );
331	add_action( 'admin_print_scripts-' . $options_page_hook, array($this, 'enqueue_settings_scripts') );
332	add_action( 'admin_print_scripts-' . $links_page_hook, array($this, 'enqueue_link_page_scripts') );
333	-
334	//Make the Settings page link to the link list
335	add_screen_meta_link(
336	'blc-links-page-link',
	@@ -340,7 +354,7 @@ class wsBrokenLinkChecker {
340	array('style' => 'font-weight: bold;')
341	);
342	}
343	-
344	/**
345	* plugin_action_links()
346	* Handler for the 'plugin_action_links' hook. Adds a "Settings" link to this plugin's entry
	@@ -373,7 +387,7 @@ class wsBrokenLinkChecker {
373
374	if (isset($_POST['recheck']) && !empty($_POST['recheck']) ){
375	$this->initiate_recheck();
376	-
377	//Redirect back to the settings page
378	$base_url = remove_query_arg( array('_wpnonce', 'noheader', 'updated', 'error', 'action', 'message') );
379	wp_redirect( add_query_arg( array( 'recheck-initiated' => true), $base_url ) );
	@@ -388,7 +402,7 @@ class wsBrokenLinkChecker {
388	'blc-recheck-action' => __('Recheck', 'broken-link-checker'),
389	'blc-deredirect-action' => _x('Fix redirect', 'link action; replace one redirect with a direct link', 'broken-link-checker')
390	);
391	-
392	if(isset($_POST['submit'])) {
393	check_admin_referer('link-checker-options');
394
	@@ -396,17 +410,17 @@ class wsBrokenLinkChecker {
396	if ( function_exists('wp_magic_quotes') ){
397	$cleanPost = stripslashes_deep($cleanPost); //Ceterum censeo, WP shouldn't mangle superglobals.
398	}
399	-
400	//Activate/deactivate modules
401	if ( !empty($_POST['module']) ){
402	$active = array_keys($_POST['module']);
403	$moduleManager->set_active_modules($active);
404	}
405	-
406	//Only post statuses that actually exist can be selected
407	if ( isset($_POST['enabled_post_statuses']) && is_array($_POST['enabled_post_statuses']) ){
408	$available_statuses = get_post_stati();
409	- $enabled_post_statuses = array_intersect($_POST['enabled_post_statuses'], $available_statuses);
410	} else {
411	$enabled_post_statuses = array();
412	}
	@@ -433,28 +447,28 @@ class wsBrokenLinkChecker {
433	if( $new_check_threshold > 0 ){
434	$this->conf->options['check_threshold'] = $new_check_threshold;
435	}
436	-
437	$this->conf->options['mark_broken_links'] = !empty($_POST['mark_broken_links']);
438	$new_broken_link_css = trim($cleanPost['broken_link_css']);
439	$this->conf->options['broken_link_css'] = $new_broken_link_css;
440	-
441	$this->conf->options['mark_removed_links'] = !empty($_POST['mark_removed_links']);
442	$new_removed_link_css = trim($cleanPost['removed_link_css']);
443	$this->conf->options['removed_link_css'] = $new_removed_link_css;
444	-
445	$this->conf->options['nofollow_broken_links'] = !empty($_POST['nofollow_broken_links']);
446	-
447	$this->conf->options['suggestions_enabled'] = !empty($_POST['suggestions_enabled']);
448
449	$this->conf->options['exclusion_list'] = array_filter(
450	- preg_split(
451	- '/[\s\r\n]+/', //split on newlines and whitespace
452	$cleanPost['exclusion_list'],
453	-1,
454	PREG_SPLIT_NO_EMPTY //skip empty values
455	- )
456	);
457	-
458	//Parse the custom field list
459	$new_custom_fields = array_filter(
460	preg_split( '/[\r\n]+/', $cleanPost['blc_custom_fields'], -1, PREG_SPLIT_NO_EMPTY )
	@@ -465,7 +479,15 @@ class wsBrokenLinkChecker {
465	$diff2 = array_diff( $this->conf->options['custom_fields'], $new_custom_fields );
466	$this->conf->options['custom_fields'] = $new_custom_fields;
467
468	- //~~Turning~~ ~~off~~ ~~warnings~~ ~~turns~~ ~~existing warnings into "broken" links.~~








469	$warnings_enabled = !empty($_POST['warnings_enabled']);
470	if ( $this->conf->get('warnings_enabled') && !$warnings_enabled ) {
471	$this->promote_warnings_to_broken();
	@@ -477,14 +499,14 @@ class wsBrokenLinkChecker {
477	if( $new_timeout > 0 ){
478	$this->conf->options['timeout'] = $new_timeout ;
479	}
480	-
481	- //Server load limit
482	if ( isset($_POST['server_load_limit']) ){
483	$this->conf->options['server_load_limit'] = floatval($_POST['server_load_limit']);
484	if ( $this->conf->options['server_load_limit'] < 0 ){
485	$this->conf->options['server_load_limit'] = 0;
486	}
487	-
488	$this->conf->options['enable_load_limit'] = $this->conf->options['server_load_limit'] > 0;
489	}
490
	@@ -494,11 +516,11 @@ class wsBrokenLinkChecker {
494	$usage = max(min($usage / 100, 1), 0.01);
495	$this->conf->options['target_resource_usage'] = $usage;
496	}
497	-
498	//When to run the checker
499	$this->conf->options['run_in_dashboard'] = !empty($_POST['run_in_dashboard']);
500	$this->conf->options['run_via_cron'] = !empty($_POST['run_via_cron']);
501	-
502	//Email notifications on/off
503	$email_notifications = !empty($_POST['send_email_notifications']);
504	$send_authors_email_notifications = !empty($_POST['send_authors_email_notifications']);
	@@ -572,13 +594,13 @@ class wsBrokenLinkChecker {
572
573	//Make settings that affect our Cron events take effect immediately
574	$this->setup_cron_events();
575	-
576	$this->conf->save_options();
577	-
578	/*
579	If the list of custom fields was modified then we MUST resynchronize or
580	custom fields linked with existing posts may not be detected. This is somewhat
581	- inefficient.
582	*/
583	if ( ( count($diff1) > 0 ) \|\| ( count($diff2) > 0 ) ){
584	$manager = blcContainerHelper::get_manager('custom_field');
	@@ -588,6 +610,19 @@ class wsBrokenLinkChecker {
588	}
589	}
590













591	//Resynchronize posts when the user enables or disables post statuses.
592	if ( $post_statuses_changed ) {
593	$overlord = blcPostTypeOverlord::getInstance();
	@@ -598,49 +633,49 @@ class wsBrokenLinkChecker {
598	blc_cleanup_instances();
599	blc_cleanup_links();
600	}
601	-
602	//Redirect back to the settings page
603	$base_url = remove_query_arg( array('_wpnonce', 'noheader', 'updated', 'error', 'action', 'message') );
604	wp_redirect( add_query_arg( array( 'settings-updated' => true), $base_url ) );
605	}
606	-
607	- //Show a confirmation message when settings are saved.
608	if ( !empty($_GET['settings-updated']) ){
609	echo '<div id="message" class="updated fade"><p><strong>',__('Settings saved.', 'broken-link-checker'), '</strong></p></div>';
610	-
611	}
612	-
613	//Show a thank-you message when a donation is made.
614	if ( !empty($_GET['donated']) ){
615	echo '<div id="message" class="updated fade"><p><strong>',__('Thank you for your donation!', 'broken-link-checker'), '</strong></p></div>';
616	$this->conf->set('user_has_donated', true);
617	$this->conf->save_options();
618	}
619	-
620	- //Show one when recheck is started, too.
621	if ( !empty($_GET['recheck-initiated']) ){
622	echo '<div id="message" class="updated fade"><p><strong>',
623	- __('Complete site recheck started.', 'broken-link-checker'), // -- Yoda
624	'</strong></p></div>';
625	}
626	-
627	//Cull invalid and missing modules
628	$moduleManager->validate_active_modules();
629	-
630	$debug = $this->get_debug_info();
631	-
632	add_filter('blc-module-settings-custom_field', array($this, 'make_custom_field_input'), 10, 2);
633	-
634	//Translate and markup-ify module headers for display
635	$modules = $moduleManager->get_modules_by_category('', true, true);
636	-
637	//Output the custom broken link/removed link styles for example links
638	printf(
639	- '<style type="text/css">%s %s</style>',
640	$this->conf->options['broken_link_css'],
641	$this->conf->options['removed_link_css']
642	);
643	-
644	$section_names = array(
645	'general' => __('General', 'broken-link-checker'),
646	'where' => __('Look For Links In', 'broken-link-checker'),
	@@ -649,56 +684,56 @@ class wsBrokenLinkChecker {
649	'advanced' => __('Advanced', 'broken-link-checker'),
650	);
651	?>
652	-
653	<!--[if lte IE 7]>
654	<style type="text/css">
655	/* Simulate inline-block in IE7 */
656	ul.ui-tabs-nav li {
657	- display: inline;
658	zoom: 1;
659	}
660	</style>
661	<![endif]-->
662	-
663	<div class="wrap" id="blc-settings-wrap">
664	<h2><?php _e('Broken Link Checker Options', 'broken-link-checker'); ?></h2>
665	-
666	-
667	<div id="blc-sidebar">
668	<div class="metabox-holder">
669	<?php include BLC_DIRECTORY . '/includes/admin/sidebar.php'; ?>
670	</div>
671	</div>
672	-
673	-
674	<div id="blc-admin-content">
675	-
676	- <form name="link_checker_options" id="link_checker_options" method="post" action="<?php
677	- echo admin_url('options-general.php?page=link-checker-settings&noheader=1');
678	?>">
679	- <?php
680	wp_nonce_field('link-checker-options');
681	?>
682	-
683	<div id="blc-tabs">
684	-
685	<ul class="hide-if-no-js">
686	<?php
687	foreach($section_names as $section_id => $section_name){
688	printf(
689	'<li id="tab-button-%s"><a href="#section-%s" title="%s">%s</a></li>',
690	- esc_attr($section_id),
691	esc_attr($section_id),
692	- esc_attr($~~section_name~~),

693	$section_name
694	- );
695	}
696	?>
697	</ul>
698
699	<div id="section-general" class="blc-section">
700	<h3 class="hide-if-js"><?php echo $section_names['general']; ?></h3>
701	-
702	<table class="form-table">
703
704	<tr valign="top">
	@@ -712,23 +747,23 @@ class wsBrokenLinkChecker {
712	<div id='wsblc_full_status'>
713	<br/><br/><br/>
714	</div>
715	-
716	<table id="blc-debug-info">
717	<?php
718	-
719	//Output the debug info in a table
720	foreach( $debug as $key => $value ){
721	printf (
722	'<tr valign="top" class="blc-debug-item-%s"><th scope="row">%s</th><td>%s<div class="blc-debug-message">%s</div></td></tr>',
723	$value['state'],
724	$key,
725	- $value['value'],
726	( array_key_exists('message', $value)?$value['message']:'')
727	);
728	}
729	?>
730	</table>
731	-
732	</td>
733	</tr>
734
	@@ -737,13 +772,13 @@ class wsBrokenLinkChecker {
737	<td>
738
739	<?php
740	- printf(
741	__('Every %s hours','broken-link-checker'),
742	sprintf(
743	'<input type="text" name="check_threshold" id="check_threshold" value="%d" size="5" maxlength="5" />',
744	$this->conf->options['check_threshold']
745	)
746	- );
747	?>
748	<br/>
749	<span class="description">
	@@ -752,7 +787,7 @@ class wsBrokenLinkChecker {
752
753	</td>
754	</tr>
755	-
756	<tr valign="top">
757	<th scope="row"><?php _e('E-mail notifications', 'broken-link-checker'); ?></th>
758	<td>
	@@ -807,11 +842,11 @@ class wsBrokenLinkChecker {
807	_e('Edit CSS', 'broken-link-checker');
808	?></a>
809	</p>
810	-
811	- <div id="broken-link-css-wrap"<?php
812	if ( !blcUtility::get_cookie('broken-link-css-wrap', false) ){
813	echo ' class="hidden"';
814	- }
815	?>>
816	<textarea name="broken_link_css" id="broken_link_css" cols='45' rows='4'><?php
817	if( isset($this->conf->options['broken_link_css']) ) {
	@@ -826,7 +861,7 @@ class wsBrokenLinkChecker {
826	echo ' ', __('Click "Save Changes" to update example output.', 'broken-link-checker');
827	?></p>
828	</div>
829	-
830	<p style="margin-bottom: 0.5em;">
831	<label for='mark_removed_links'>
832	<input type="checkbox" name="mark_removed_links" id="mark_removed_links"
	@@ -838,17 +873,17 @@ class wsBrokenLinkChecker {
838	_e('Edit CSS', 'broken-link-checker');
839	?></a>
840	</p>
841	-
842	- <div id="removed-link-css-wrap" <?php
843	if ( !blcUtility::get_cookie('removed-link-css-wrap', false) ){
844	echo ' class="hidden"';
845	- }
846	?>>
847	<textarea name="removed_link_css" id="removed_link_css" cols='45' rows='4'><?php
848	if( isset($this->conf->options['removed_link_css']) )
849	echo $this->conf->options['removed_link_css'];
850	?></textarea>
851	-
852	<p class="description"><?php
853	printf(
854	__('Example : Lorem ipsum <span %s>removed link</span>, dolor sit amet.', 'broken-link-checker'),
	@@ -859,7 +894,7 @@ class wsBrokenLinkChecker {
859
860	</p>
861	</div>
862	-
863	<p>
864	<label for='nofollow_broken_links'>
865	<input type="checkbox" name="nofollow_broken_links" id="nofollow_broken_links"
	@@ -906,14 +941,14 @@ class wsBrokenLinkChecker {
906	</tr>
907
908	</table>
909	-
910	</div>
911	-
912	<div id="section-where" class="blc-section">
913	<h3 class="hide-if-js"><?php echo $section_names['where']; ?></h3>
914	-
915	<table class="form-table">
916	-
917	<tr valign="top">
918	<th scope="row"><?php _e('Look for links in', 'broken-link-checker'); ?></th>
919	<td>
	@@ -921,22 +956,22 @@ class wsBrokenLinkChecker {
921	if ( !empty($modules['container']) ){
922	uasort($modules['container'], create_function('$a, $b', 'return strcasecmp($a["Name"], $b["Name"]);'));
923	$this->print_module_list($modules['container'], $this->conf->options);
924	- }
925	?>
926	</td></tr>
927	-
928	<tr valign="top">
929	<th scope="row"><?php _e('Post statuses', 'broken-link-checker'); ?></th>
930	<td>
931	<?php
932	$available_statuses = get_post_stati(array('internal' => false), 'objects');
933	-
934	if ( isset($this->conf->options['enabled_post_statuses']) ){
935	$enabled_post_statuses = $this->conf->options['enabled_post_statuses'];
936	} else {
937	$enabled_post_statuses = array();
938	}
939	-
940	foreach($available_statuses as $status => $status_object){
941	printf(
942	'<p><label><input type="checkbox" name="enabled_post_statuses[]" value="%s"%s> %s</label></p>',
	@@ -947,17 +982,17 @@ class wsBrokenLinkChecker {
947	}
948	?>
949	</td></tr>
950	-
951	</table>
952	-
953	</div>
954	-
955	-
956	<div id="section-which" class="blc-section">
957	<h3 class="hide-if-js"><?php echo $section_names['which']; ?></h3>
958	-
959	<table class="form-table">
960	-
961	<tr valign="top">
962	<th scope="row"><?php _e('Link types', 'broken-link-checker'); ?></th>
963	<td>
	@@ -970,7 +1005,7 @@ class wsBrokenLinkChecker {
970	?>
971	</td>
972	</tr>
973	-
974	<tr valign="top">
975	<th scope="row"><?php _e('Exclusion list', 'broken-link-checker'); ?></th>
976	<td><?php _e("Don't check links where the URL contains any of these words (one per line) :", 'broken-link-checker'); ?><br/>
	@@ -981,15 +1016,15 @@ class wsBrokenLinkChecker {
981
982	</td>
983	</tr>
984	-
985	</table>
986	</div>
987	-
988	<div id="section-how" class="blc-section">
989	<h3 class="hide-if-js"><?php echo $section_names['how']; ?></h3>
990	-
991	<table class="form-table">
992	-
993	<tr valign="top">
994	<th scope="row"><?php _e('Check links using', 'broken-link-checker'); ?></th>
995	<td>
	@@ -1000,57 +1035,57 @@ class wsBrokenLinkChecker {
1000	}
1001	?>
1002	</td></tr>
1003	-
1004	</table>
1005	</div>
1006	-
1007	<div id="section-advanced" class="blc-section">
1008	<h3 class="hide-if-js"><?php echo $section_names['advanced']; ?></h3>
1009	-
1010	<table class="form-table">
1011	-
1012	<tr valign="top">
1013	<th scope="row"><?php _e('Timeout', 'broken-link-checker'); ?></th>
1014	<td>
1015
1016	<?php
1017	-
1018	printf(
1019	__('%s seconds', 'broken-link-checker'),
1020	sprintf(
1021	- '<input type="text" name="timeout" id="blc_timeout" value="%d" size="5" maxlength="3" />',
1022	$this->conf->options['timeout']
1023	)
1024	);
1025	-
1026	?>
1027	<br/><span class="description">
1028	- <?php _e('Links that take longer than this to load will be marked as broken.','broken-link-checker'); ?>
1029	</span>
1030
1031	</td>
1032	</tr>
1033	-
1034	<tr valign="top">
1035	<th scope="row"><?php _e('Link monitor', 'broken-link-checker'); ?></th>
1036	<td>
1037	-
1038	<p>
1039	<label for='run_in_dashboard'>
1040	-
1041	<input type="checkbox" name="run_in_dashboard" id="run_in_dashboard"
1042	<?php if ($this->conf->options['run_in_dashboard']) echo ' checked="checked"'; ?>/>
1043	<?php _e('Run continuously while the Dashboard is open', 'broken-link-checker'); ?>
1044	</label>
1045	</p>
1046	-
1047	<p>
1048	<label for='run_via_cron'>
1049	<input type="checkbox" name="run_via_cron" id="run_via_cron"
1050	<?php if ($this->conf->options['run_via_cron']) echo ' checked="checked"'; ?>/>
1051	<?php _e('Run hourly in the background', 'broken-link-checker'); ?>
1052	</label>
1053	- </p>
1054
1055	</td>
1056	</tr>
	@@ -1095,38 +1130,38 @@ class wsBrokenLinkChecker {
1095	?>
1096	</td>
1097	</tr>
1098	-
1099	<tr valign="top">
1100	<th scope="row"><?php _e('Max. execution time', 'broken-link-checker'); ?></th>
1101	<td>
1102
1103	<?php
1104	-
1105	printf(
1106	__('%s seconds', 'broken-link-checker'),
1107	sprintf(
1108	- '<input type="text" name="max_execution_time" id="max_execution_time" value="%d" size="5" maxlength="5" />',
1109	$this->conf->options['max_execution_time']
1110	)
1111	);
1112	-
1113	- ?>
1114	<br/><span class="description">
1115	<?php
1116	-
1117	_e('The plugin works by periodically launching a background job that parses your posts for links, checks the discovered URLs, and performs other time-consuming tasks. Here you can set for how long, at most, the link monitor may run each time before stopping.', 'broken-link-checker');
1118	-
1119	- ?>
1120	</span>
1121
1122	</td>
1123	</tr>
1124	-
1125	<tr valign="top">
1126	<th scope="row"><?php _e('Server load limit', 'broken-link-checker'); ?></th>
1127	<td>
1128	<?php
1129	-
1130	$load = blcUtility::get_server_load();
1131	$available = !empty($load);
1132
	@@ -1136,7 +1171,7 @@ class wsBrokenLinkChecker {
1136	'<input type="text" name="server_load_limit" id="server_load_limit" value="%s" size="5" maxlength="5"/> ',
1137	$value
1138	);
1139	-
1140	printf(
1141	__('Current load : %s', 'broken-link-checker'),
1142	'<span id="wsblc_current_load">...</span>'
	@@ -1144,20 +1179,20 @@ class wsBrokenLinkChecker {
1144	echo '<br/><span class="description">';
1145	printf(
1146	__(
1147	- 'Link checking will be suspended if the average <a href="%s">server load</a> rises above this number. Leave this field blank to disable load limiting.',
1148	'broken-link-checker'
1149	),
1150	'http://en.wikipedia.org/wiki/Load_(computing)'
1151	);
1152	echo '</span>';
1153	-
1154	} else {
1155	echo '<input type="text" disabled="disabled" value="', esc_attr(__('Not available', 'broken-link-checker')), '" size="13"/><br>';
1156	echo '<span class="description">';
1157	_e('Load limiting only works on Linux-like systems where <code>/proc/loadavg</code> is present and accessible.', 'broken-link-checker');
1158	echo '</span>';
1159	}
1160	- ?>
1161	</td>
1162	</tr>
1163
	@@ -1226,87 +1261,87 @@ class wsBrokenLinkChecker {
1226	</td>
1227	</tr>
1228
1229	-
1230	<tr valign="top">
1231	<th scope="row"><?php _e('Forced recheck', 'broken-link-checker'); ?></th>
1232	<td>
1233	- <input class="button" type="button" name="start-recheck" id="start-recheck"
1234	value="<?php _e('Re-check all pages', 'broken-link-checker'); ?>" />
1235	<input type="hidden" name="recheck" value="" id="recheck" />
1236	<br />
1237	<span class="description"><?php
1238	_e('The "Nuclear Option". Click this button to make the plugin empty its link database and recheck the entire site from scratch.', 'broken-link-checker');
1239	-
1240	?></span>
1241	</td>
1242	</tr>
1243	-
1244	</table>
1245	</div>
1246	-
1247	</div>
1248	-
1249	<p class="submit"><input type="submit" name="submit" class='button-primary' value="<?php _e('Save Changes') ?>" /></p>
1250	</form>
1251	-
1252	</div> <!-- First postbox-container -->
1253	-
1254	-
1255	</div>
1256	-
1257	-
1258	-
1259	<?php
1260	//The various JS for this page is stored in a separate file for the purposes readability.
1261	include dirname($this->loader) . '/includes/admin/options-page-js.php';
1262	}
1263	-
1264	/**
1265	* Output a list of modules and their settings.
1266	- *
1267	- * Each list entry will contain a checkbox that is checked if the module is
1268	- * currently active.
1269	- *
1270	* @param array $modules Array of modules to display
1271	* @param array $current_settings
1272	* @return void
1273	*/
1274	function print_module_list($modules, $current_settings){
1275	$moduleManager = blcModuleManager::getInstance();
1276	-
1277	foreach($modules as $module_id => $module_data){
1278	$module_id = $module_data['ModuleID'];
1279	-
1280	$style = $module_data['ModuleHidden']?' style="display:none;"':'';
1281	-
1282	printf(
1283	'<div class="module-container" id="module-container-%s"%s>',
1284	$module_id,
1285	$style
1286	);
1287	$this->print_module_checkbox($module_id, $module_data, $moduleManager->is_active($module_id));
1288	-
1289	$extra_settings = apply_filters(
1290	'blc-module-settings-'.$module_id,
1291	'',
1292	$current_settings
1293	);
1294	-
1295	if ( !empty($extra_settings) ){
1296	-
1297	printf(
1298	' \| <a class="blc-toggle-link toggle-module-settings" id="toggle-module-settings-%s" href="#">%s</a>',
1299	esc_attr($module_id),
1300	__('Configure', 'broken-link-checker')
1301	);
1302	-
1303	//The plugin remembers the last open/closed state of module configuration boxes
1304	- $box_id = 'module-extra-settings-' . $module_id;
1305	$show = blcUtility::get_cookie(
1306	$box_id,
1307	$moduleManager->is_active($module_id)
1308	);
1309	-
1310	printf(
1311	'<div class="module-extra-settings%s" id="%s">%s</div>',
1312	$show?'':' hidden',
	@@ -1314,19 +1349,19 @@ class wsBrokenLinkChecker {
1314	$extra_settings
1315	);
1316	}
1317	-
1318	echo '</div>';
1319	}
1320	}
1321	-
1322	/**
1323	* Output a checkbox for a module.
1324	- *
1325	* Generates a simple checkbox that can be used to mark a module as active/inactive.
1326	* If the specified module can't be deactivated (ModuleAlwaysActive = true), the checkbox
1327	* will be displayed in a disabled state and a hidden field will be created to make
1328	* form submissions work correctly.
1329	- *
1330	* @param string $module_id Module ID.
1331	* @param array $module_data Associative array of module data.
1332	* @param bool $active If true, the newly created checkbox will start out checked.
	@@ -1337,17 +1372,17 @@ class wsBrokenLinkChecker {
1337	$name_prefix = 'module';
1338	$label_class = '';
1339	$active = $active \|\| $module_data['ModuleAlwaysActive'];
1340	-
1341	if ( $module_data['ModuleAlwaysActive'] ){
1342	$disabled = true;
1343	$name_prefix = 'module-always-active';
1344	}
1345	-
1346	$checked = $active ? ' checked="checked"':'';
1347	if ( $disabled ){
1348	$checked .= ' disabled="disabled"';
1349	}
1350	-
1351	printf(
1352	'<label class="%s">
1353	<input type="checkbox" name="%s[%s]" id="module-checkbox-%s"%s /> %s
	@@ -1359,7 +1394,7 @@ class wsBrokenLinkChecker {
1359	$checked,
1360	$module_data['Name']
1361	);
1362	-
1363	if ( $module_data['ModuleAlwaysActive'] ){
1364	printf(
1365	'<input type="hidden" name="module[%s]" value="on">',
	@@ -1367,12 +1402,12 @@ class wsBrokenLinkChecker {
1367	);
1368	}
1369	}
1370	-
1371	/**
1372	* Add extra settings to the "Custom fields" entry on the plugin's config. page.
1373	- *
1374	- * Callback for the 'blc-module-settings-custom_field' filter.
1375	- *
1376	* @param string $html Current extra HTML
1377	* @param array $current_settings The current plugin configuration.
1378	* @return string New extra HTML.
	@@ -1385,51 +1420,61 @@ class wsBrokenLinkChecker {
1385	) .
1386	'</span>';
1387	$html .= '<br><textarea name="blc_custom_fields" id="blc_custom_fields" cols="45" rows="4">';
1388	- if( isset($current_settings['custom_fields']) )
1389	$html .= esc_textarea(implode("\n", $current_settings['custom_fields']));

1390	$html .= '</textarea>';
1391	-










1392	return $html;
1393	}
1394	-
1395	/**
1396	* Enqueue CSS file for the plugin's Settings page.
1397	- *
1398	* @return void
1399	*/
1400	function options_page_css(){
1401	wp_enqueue_style('blc-options-page', plugins_url('css/options-page.css', BLC_PLUGIN_FILE), array(), '20141113');
1402	wp_enqueue_style('dashboard');
1403	}
1404	-
1405
1406	/**
1407	* Display the "Broken Links" page, listing links detected by the plugin and their status.
1408	- *
1409	* @return void
1410	*/
1411	function links_page(){
1412	global $wpdb; /* @var wpdb $wpdb */
1413	-
1414	$blc_link_query = blcLinkQuery::getInstance();
1415
1416	//Cull invalid and missing modules so that we don't get dummy links/instances showing up.
1417	$moduleManager = blcModuleManager::getInstance();
1418	$moduleManager->validate_active_modules();
1419	-
1420	if ( defined('BLC_DEBUG') && constant('BLC_DEBUG') ){
1421	- //Make module headers translatable. They need to be formatted corrrectly and
1422	//placed in a .php file to be visible to the script(s) that generate .pot files.
1423	$code = $moduleManager->_build_header_translation_code();
1424	file_put_contents( dirname($this->loader) . '/includes/extra-strings.php', $code );
1425	}
1426	-
1427	$action = !empty($_POST['action'])?$_POST['action']:'';
1428	if ( intval($action) == -1 ){
1429	//Try the second bulk actions box
1430	$action = !empty($_POST['action2'])?$_POST['action2']:'';
1431	}
1432	-
1433	//Get the list of link IDs selected via checkboxes
1434	$selected_links = array();
1435	if ( isset($_POST['selected_links']) && is_array($_POST['selected_links']) ){
	@@ -1438,17 +1483,17 @@ class wsBrokenLinkChecker {
1438	//Remove all zeroes
1439	$selected_links = array_filter($selected_links);
1440	}
1441	-
1442	$message = '';
1443	$msg_class = 'updated';
1444	-
1445	//Run the selected bulk action, if any
1446	$force_delete = false;
1447	switch ( $action ){
1448	case 'create-custom-filter':
1449	list($message, $msg_class) = $this->do_create_custom_filter();
1450	break;
1451	-
1452	case 'delete-custom-filter':
1453	list($message, $msg_class) = $this->do_delete_custom_filter();
1454	break;
	@@ -1459,19 +1504,19 @@ class wsBrokenLinkChecker {
1459	case 'bulk-trash-sources':
1460	list($message, $msg_class) = $this->do_bulk_delete_sources($selected_links, $force_delete);
1461	break;
1462	-
1463	case 'bulk-unlink':
1464	list($message, $msg_class) = $this->do_bulk_unlink($selected_links);
1465	break;
1466	-
1467	case 'bulk-deredirect':
1468	list($message, $msg_class) = $this->do_bulk_deredirect($selected_links);
1469	break;
1470	-
1471	case 'bulk-recheck':
1472	list($message, $msg_class) = $this->do_bulk_recheck($selected_links);
1473	break;
1474	-
1475	case 'bulk-not-broken':
1476	list($message, $msg_class) = $this->do_bulk_discard($selected_links);
1477	break;
	@@ -1484,26 +1529,26 @@ class wsBrokenLinkChecker {
1484	list($message, $msg_class) = $this->do_bulk_edit($selected_links);
1485	break;
1486	}
1487	-
1488	-
1489	if ( !empty($message) ){
1490	echo '<div id="message" class="'.$msg_class.' fade"><p>'.$message.'</p></div>';
1491	}
1492	-
1493	$start_time = microtime_float();
1494	-
1495	//Load custom filters, if any
1496	$blc_link_query->load_custom_filters();
1497	-
1498	//Calculate the number of links matching each filter
1499	$blc_link_query->count_filter_results();
1500	-
1501	//Run the selected filter (defaults to displaying broken links)
1502	$selected_filter_id = isset($_GET['filter_id'])?$_GET['filter_id']:'broken';
1503	$current_filter = $blc_link_query->exec_filter(
1504	$selected_filter_id,
1505	isset($_GET['paged']) ? intval($_GET['paged']) : 1,
1506	- $this->conf->options['table_links_per_page'],
1507	'broken',
1508	isset($_GET['orderby']) ? $_GET['orderby'] : '',
1509	isset($_GET['order']) ? $_GET['order'] : ''
	@@ -1512,29 +1557,29 @@ class wsBrokenLinkChecker {
1512	//exec_filter() returns an array with filter data, including the actual filter ID that was used.
1513	$filter_id = $current_filter['filter_id'];
1514
1515	- //Error?
1516	if ( empty($current_filter['links']) && !empty($wpdb->last_error) ){
1517	printf( __('Database error : %s', 'broken-link-checker'), $wpdb->last_error);
1518	}
1519	?>
1520	-
1521	<script type='text/javascript'>
1522	var blc_current_filter = '<?php echo $filter_id; ?>';
1523	var blc_is_broken_filter = <?php echo $current_filter['is_broken_filter'] ? 'true' : 'false'; ?>;
1524	var blc_current_base_filter = '<?php echo esc_js($current_filter['base_filter']); ?>';
1525	var blc_suggestions_enabled = <?php echo $this->conf->options['suggestions_enabled'] ? 'true' : 'false'; ?>;
1526	</script>
1527	-
1528	<div class="wrap">
1529	<?php
1530	$blc_link_query->print_filter_heading($current_filter);
1531	$blc_link_query->print_filter_menu($filter_id);
1532	-
1533	//Display the "Search" form and associated buttons.
1534	//The form requires the $filter_id and $current_filter variables to be set.
1535	include dirname($this->loader) . '/includes/admin/search-form.php';
1536	-
1537	- //If the user has decided to switch the table to a different mode (compact/full),
1538	//save the new setting.
1539	if ( isset($_GET['compact']) ){
1540	$this->conf->options['table_compact'] = (bool)$_GET['compact'];
	@@ -1543,32 +1588,32 @@ class wsBrokenLinkChecker {
1543
1544	//Display the links, if any
1545	if( $current_filter['links'] && ( count($current_filter['links']) > 0 ) ) {
1546	-
1547	include dirname($this->loader) . '/includes/admin/table-printer.php';
1548	$table = new blcTablePrinter($this);
1549	$table->print_table(
1550	$current_filter,
1551	- $this->conf->options['table_layout'],
1552	$this->conf->options['table_visible_columns'],
1553	$this->conf->options['table_compact']
1554	);
1555
1556	};
1557	- printf('<!-- Total elapsed : %.4f seconds -->', microtime_float() - $start_time);
1558	-
1559	//Load assorted JS event handlers and other shinies
1560	include dirname($this->loader) . '/includes/admin/links-page-js.php';
1561	-
1562	?></div><?php
1563	}
1564	-
1565	/**
1566	* Create a custom link filter using params passed in $_POST.
1567	*
1568	* @uses $_POST
1569	- * @uses $_GET to replace the current filter ID (if any) with that of the newly created filter.
1570	*
1571	- * @return array Message and the CSS class to apply to the message.
1572	*/
1573	function do_create_custom_filter(){
1574	global $wpdb;
	@@ -1590,34 +1635,34 @@ class wsBrokenLinkChecker {
1590	$name = strip_tags(strval($_POST['name']));
1591	$blc_link_query = blcLinkQuery::getInstance();
1592	$filter_id = $blc_link_query->create_custom_filter($name, $_POST['params']);
1593	-
1594	if ( $filter_id ){
1595	//Saved
1596	$message = sprintf( __('Filter "%s" created', 'broken-link-checker'), $name);
1597	//A little hack to make the filter active immediately
1598	- $_GET['filter_id'] = $filter_id;
1599	} else {
1600	//Error
1601	$message = sprintf( __("Database error : %s", 'broken-link-checker'), $wpdb->last_error);
1602	$msg_class = 'error';
1603	}
1604	}
1605	-
1606	return array($message, $msg_class);
1607	}
1608	-
1609	/**
1610	* Delete a custom link filter.
1611	*
1612	* @uses $_POST
1613	*
1614	- * @return array Message and a CSS class to apply to the message.
1615	*/
1616	function do_delete_custom_filter(){
1617	//Delete an existing custom filter!
1618	check_admin_referer( 'delete-custom-filter' );
1619	$msg_class = 'updated';
1620	-
1621	//Filter ID must be set
1622	if ( empty($_POST['filter_id']) ){
1623	$message = __("Filter ID not specified.", 'broken-link-checker');
	@@ -1634,10 +1679,10 @@ class wsBrokenLinkChecker {
1634	$msg_class = 'error';
1635	}
1636	}
1637	-
1638	return array($message, $msg_class);
1639	}
1640	-
1641	/**
1642	* Modify multiple links to point to their target URLs.
1643	*
	@@ -1646,23 +1691,23 @@ class wsBrokenLinkChecker {
1646	*/
1647	function do_bulk_deredirect($selected_links){
1648	//For all selected links, replace the URL with the final URL that it redirects to.
1649	-
1650	$message = '';
1651	$msg_class = 'updated';
1652	-
1653	check_admin_referer( 'bulk-action' );
1654	-
1655	- if ( count($selected_links) > 0 ) {
1656	//Fetch all the selected links
1657	$links = blc_get_links(array(
1658	'link_ids' => $selected_links,
1659	'purpose' => BLC_FOR_EDITING,
1660	));
1661	-
1662	if ( count($links) > 0 ) {
1663	$processed_links = 0;
1664	$failed_links = 0;
1665	-
1666	//Deredirect all selected links
1667	foreach($links as $link){
1668	$rez = $link->deredirect();
	@@ -1671,22 +1716,22 @@ class wsBrokenLinkChecker {
1671	} else {
1672	$failed_links++;
1673	}
1674	- }
1675	-
1676	$message = sprintf(
1677	_n(
1678	'Replaced %d redirect with a direct link',
1679	'Replaced %d redirects with direct links',
1680	- $processed_links,
1681	'broken-link-checker'
1682	),
1683	$processed_links
1684	- );
1685	-
1686	if ( $failed_links > 0 ) {
1687	$message .= '<br>' . sprintf(
1688	_n(
1689	- 'Failed to fix %d redirect',
1690	'Failed to fix %d redirects',
1691	$failed_links,
1692	'broken-link-checker'
	@@ -1699,10 +1744,10 @@ class wsBrokenLinkChecker {
1699	$message = __('None of the selected links are redirects!', 'broken-link-checker');
1700	}
1701	}
1702	-
1703	return array($message, $msg_class);
1704	}
1705	-
1706	/**
1707	* Edit multiple links in one go.
1708	*
	@@ -1712,19 +1757,19 @@ class wsBrokenLinkChecker {
1712	function do_bulk_edit($selected_links){
1713	$message = '';
1714	$msg_class = 'updated';
1715	-
1716	check_admin_referer( 'bulk-action' );
1717	-
1718	$post = $_POST;
1719	if ( function_exists('wp_magic_quotes') ){
1720	$post = stripslashes_deep($post); //Ceterum censeo, WP shouldn't mangle superglobals.
1721	}
1722	-
1723	$search = isset($post['search']) ? $post['search'] : '';
1724	- $replace = isset($post['replace']) ? $post['replace'] : '';
1725	$use_regex = !empty($post['regex']);
1726	$case_sensitive = !empty($post['case_sensitive']);
1727	-
1728	$delimiter = '`'; //Pick a char that's uncommon in URLs so that escaping won't usually be a problem
1729	if ( $use_regex ){
1730	$search = $delimiter . $this->escape_regex_delimiter($search, $delimiter) . $delimiter;
	@@ -1737,21 +1782,21 @@ class wsBrokenLinkChecker {
1737	$search = $delimiter . preg_quote($search, $delimiter) . $delimiter . 'i';
1738	$use_regex = true;
1739	}
1740	-
1741	- if ( count($selected_links) > 0 ) {
1742	set_time_limit(300); //In case the user decides to edit hundreds of links at once
1743	-
1744	//Fetch all the selected links
1745	$links = blc_get_links(array(
1746	'link_ids' => $selected_links,
1747	'purpose' => BLC_FOR_EDITING,
1748	));
1749	-
1750	if ( count($links) > 0 ) {
1751	$processed_links = 0;
1752	$failed_links = 0;
1753	$skipped_links = 0;
1754	-
1755	//Edit the links
1756	foreach($links as $link){
1757	if ( $use_regex ){
	@@ -1759,34 +1804,34 @@ class wsBrokenLinkChecker {
1759	} else {
1760	$new_url = str_replace($search, $replace, $link->url);
1761	}
1762	-
1763	if ( $new_url == $link->url ){
1764	$skipped_links++;
1765	continue;
1766	}
1767	-
1768	$rez = $link->edit($new_url);
1769	if ( !is_wp_error($rez) && empty($rez['errors'] )){
1770	$processed_links++;
1771	} else {
1772	$failed_links++;
1773	}
1774	- }
1775	-
1776	$message .= sprintf(
1777	_n(
1778	'%d link updated.',
1779	'%d links updated.',
1780	- $processed_links,
1781	'broken-link-checker'
1782	),
1783	$processed_links
1784	);
1785	-
1786	if ( $failed_links > 0 ) {
1787	$message .= '<br>' . sprintf(
1788	_n(
1789	- 'Failed to update %d link.',
1790	'Failed to update %d links.',
1791	$failed_links,
1792	'broken-link-checker'
	@@ -1797,7 +1842,7 @@ class wsBrokenLinkChecker {
1797	}
1798	}
1799	}
1800	-
1801	return array($message, $msg_class);
1802	}
1803
	@@ -1835,7 +1880,7 @@ class wsBrokenLinkChecker {
1835
1836	return $output;
1837	}
1838	-
1839	/**
1840	* Unlink multiple links.
1841	*
	@@ -1846,21 +1891,21 @@ class wsBrokenLinkChecker {
1846	//Unlink all selected links.
1847	$message = '';
1848	$msg_class = 'updated';
1849	-
1850	check_admin_referer( 'bulk-action' );
1851	-
1852	- if ( count($selected_links) > 0 ) {
1853	-
1854	//Fetch all the selected links
1855	$links = blc_get_links(array(
1856	'link_ids' => $selected_links,
1857	'purpose' => BLC_FOR_EDITING,
1858	));
1859	-
1860	if ( count($links) > 0 ) {
1861	$processed_links = 0;
1862	$failed_links = 0;
1863	-
1864	//Unlink (delete) each one
1865	foreach($links as $link){
1866	$rez = $link->unlink();
	@@ -1869,24 +1914,24 @@ class wsBrokenLinkChecker {
1869	} else {
1870	$processed_links++;
1871	}
1872	- }
1873	-
1874	- //This message is slightly misleading - it doesn't account for the fact that
1875	//a link can be present in more than one post.
1876	$message = sprintf(
1877	_n(
1878	'%d link removed',
1879	'%d links removed',
1880	- $processed_links,
1881	'broken-link-checker'
1882	),
1883	$processed_links
1884	- );
1885	-
1886	if ( $failed_links > 0 ) {
1887	$message .= '<br>' . sprintf(
1888	_n(
1889	- 'Failed to remove %d link',
1890	'Failed to remove %d links',
1891	$failed_links,
1892	'broken-link-checker'
	@@ -1897,14 +1942,14 @@ class wsBrokenLinkChecker {
1897	}
1898	}
1899	}
1900	-
1901	return array($message, $msg_class);
1902	}
1903	-
1904	/**
1905	* Delete or trash posts, bookmarks and other items that contain any of the specified links.
1906	- *
1907	- * Will prefer moving stuff to trash to permanent deletion. If it encounters an item that
1908	* can't be moved to the trash, it will skip that item by default.
1909	*
1910	* @param array $selected_links An array of link IDs
	@@ -1914,25 +1959,25 @@ class wsBrokenLinkChecker {
1914	function do_bulk_delete_sources($selected_links, $force_delete = false){
1915	$message = '';
1916	$msg_class = 'updated';
1917	-
1918	//Delete posts, blogroll entries and any other link containers that contain any of the selected links.
1919	//
1920	//Note that once all containers containing a particular link have been deleted,
1921	- //there is no need to explicitly delete the link record itself. The hooks attached to
1922	- //the actions that execute when something is deleted (e.g. "post_deleted") will
1923	- //take care of that.
1924	-
1925	check_admin_referer( 'bulk-action' );
1926	-
1927	- if ( count($selected_links) > 0 ) {
1928	$messages = array();
1929	-
1930	//Fetch all the selected links
1931	$links = blc_get_links(array(
1932	'link_ids' => $selected_links,
1933	'load_instances' => true,
1934	));
1935	-
1936	//Make a list of all containers associated with these links, with each container
1937	//listed only once.
1938	$containers = array();
	@@ -1943,7 +1988,7 @@ class wsBrokenLinkChecker {
1943	$containers[$key] = array($instance->container_type, $instance->container_id);
1944	}
1945	}
1946	-
1947	//Instantiate the containers
1948	$containers = blcContainerHelper::get_containers($containers);
1949
	@@ -1954,18 +1999,18 @@ class wsBrokenLinkChecker {
1954	if ( !$container->current_user_can_delete() ){
1955	continue;
1956	}
1957	-
1958	if ( $force_delete ){
1959	$rez = $container->delete_wrapped_object();
1960	} else {
1961	if ( $container->can_be_trashed() ){
1962	$rez = $container->trash_wrapped_object();
1963	} else {
1964	- $skipped[] = $container;
1965	continue;
1966	}
1967	}
1968	-
1969	if ( is_wp_error($rez) ){ /* @var WP_Error $rez */
1970	//Record error messages for later display
1971	$messages[] = $rez->get_error_message();
	@@ -1980,7 +2025,7 @@ class wsBrokenLinkChecker {
1980	}
1981	}
1982	}
1983	-
1984	//Generate delete confirmation messages
1985	foreach($deleted as $container_type => $number){
1986	if ( $force_delete ){
	@@ -1988,9 +2033,9 @@ class wsBrokenLinkChecker {
1988	} else {
1989	$messages[] = blcContainerHelper::ui_bulk_trash_message($container_type, $number);
1990	}
1991	-
1992	}
1993	-
1994	//If some items couldn't be trashed, let the user know
1995	if ( count($skipped) > 0 ){
1996	$message = sprintf(
	@@ -2009,10 +2054,10 @@ class wsBrokenLinkChecker {
2009	);
2010	}
2011	$message .= '</ul>';
2012	-
2013	$messages[] = $message;
2014	}
2015	-
2016	if ( count($messages) > 0 ){
2017	$message = implode('<p>', $messages);
2018	} else {
	@@ -2020,10 +2065,10 @@ class wsBrokenLinkChecker {
2020	$msg_class = 'error';
2021	}
2022	}
2023	-
2024	return array($message, $msg_class);
2025	}
2026	-
2027	/**
2028	* Mark multiple links as unchecked.
2029	*
	@@ -2033,61 +2078,61 @@ class wsBrokenLinkChecker {
2033	function do_bulk_recheck($selected_links){
2034	/** @var wpdb $wpdb */
2035	global $wpdb;
2036	-
2037	$message = '';
2038	$msg_class = 'updated';
2039
2040	check_admin_referer('bulk-action');
2041	-
2042	if ( count($selected_links) > 0 ){
2043	- $q = "UPDATE {$wpdb->prefix}blc_links
2044	- SET last_check_attempt = '0000-00-00 00:00:00'
2045	WHERE link_id IN (".implode(', ', $selected_links).")";
2046	$changes = $wpdb->query($q);
2047	-
2048	$message = sprintf(
2049	_n(
2050	"%d link scheduled for rechecking",
2051	"%d links scheduled for rechecking",
2052	- $changes,
2053	'broken-link-checker'
2054	),
2055	$changes
2056	);
2057	}
2058	-
2059	return array($message, $msg_class);
2060	}
2061	-
2062	-
2063	/**
2064	* Mark multiple links as not broken.
2065	- *
2066	* @param array $selected_links An array of link IDs
2067	* @return array Confirmation nessage and the CSS class to use with that message.
2068	*/
2069	function do_bulk_discard($selected_links){
2070	check_admin_referer( 'bulk-action' );
2071	-
2072	$messages = array();
2073	$msg_class = 'updated';
2074	$processed_links = 0;
2075	-
2076	if ( count($selected_links) > 0 ){
2077	foreach($selected_links as $link_id){
2078	//Load the link
2079	$link = new blcLink( intval($link_id) );
2080	-
2081	//Skip links that don't actually exist
2082	if ( !$link->valid() ){
2083	continue;
2084	}
2085	-
2086	//Skip links that weren't actually detected as broken
2087	if ( !$link->broken && !$link->warning ){
2088	continue;
2089	}
2090	-
2091	//Make it appear "not broken"
2092	$link->broken = false;
2093	$link->warning = false;
	@@ -2108,19 +2153,19 @@ class wsBrokenLinkChecker {
2108	}
2109	}
2110	}
2111	-
2112	if ( $processed_links > 0 ){
2113	$messages[] = sprintf(
2114	_n(
2115	'%d link marked as not broken',
2116	'%d links marked as not broken',
2117	- $processed_links,
2118	'broken-link-checker'
2119	),
2120	$processed_links
2121	);
2122	}
2123	-
2124	return array(implode('<br>', $messages), $msg_class);
2125	}
2126
	@@ -2182,11 +2227,11 @@ class wsBrokenLinkChecker {
2182
2183	return array(implode('<br>', $messages), $msg_class);
2184	}
2185	-
2186	-
2187	/**
2188	* Enqueue CSS files for the "Broken Links" page
2189	- *
2190	* @return void
2191	*/
2192	function links_page_css(){
	@@ -2245,10 +2290,10 @@ class wsBrokenLinkChecker {
2245	)
2246	);
2247	}
2248	-
2249	/**
2250	* Generate the HTML for the plugin's Screen Options panel.
2251	- *
2252	* @return string
2253	*/
2254	function screen_options_html(){
	@@ -2261,16 +2306,16 @@ class wsBrokenLinkChecker {
2261	$this->conf->save_options();
2262	}
2263	}
2264	-
2265	//Let the user show/hide individual table columns
2266	$html = '<h5>' . __('Table columns', 'broken-link-checker') . '</h5>';
2267	-
2268	include dirname($this->loader) . '/includes/admin/table-printer.php';
2269	$table = new blcTablePrinter($this);
2270	$available_columns = $table->get_layout_columns($this->conf->options['table_layout']);
2271	-
2272	$html .= '<div id="blc-column-selector" class="metabox-prefs">';
2273	-
2274	foreach( $available_columns as $column_id => $data ){
2275	$html .= sprintf(
2276	'<label><input type="checkbox" name="visible_columns[%s]"%s>%s</label>',
	@@ -2278,11 +2323,11 @@ class wsBrokenLinkChecker {
2278	in_array($column_id, $this->conf->options['table_visible_columns']) ? ' checked="checked"' : '',
2279	$data['heading']
2280	);
2281	- }
2282	-
2283	$html .= '</div>';
2284	-
2285	- $html .= '<h5>' . __('Show on screen') . '</h5>';
2286	$html .= '<div class="screen-options">';
2287	$html .= sprintf(
2288	'<input type="text" name="per_page" maxlength="3" value="%d" class="screen-per-page" id="blc_links_per_page" />
	@@ -2293,12 +2338,12 @@ class wsBrokenLinkChecker {
2293	__('Apply')
2294	);
2295	$html .= '</div>';
2296	-
2297	$html .= '<h5>' . __('Misc', 'broken-link-checker') . '</h5>';
2298	$html .= '<div class="screen-options">';
2299	/*
2300	- Display a checkbox in "Screen Options" that lets the user highlight links that
2301	- have been broken for at least X days.
2302	*/
2303	$html .= sprintf(
2304	'<label><input type="checkbox" id="highlight_permanent_failures" name="highlight_permanent_failures"%s> ',
	@@ -2313,56 +2358,56 @@ class wsBrokenLinkChecker {
2313	$input_box
2314	);
2315	$html .= '</label>';
2316	-
2317	//Display a checkbox for turning colourful link status messages on/off
2318	$html .= sprintf(
2319	'<br/><label><input type="checkbox" id="table_color_code_status" name="table_color_code_status"%s> %s</label>',
2320	$this->conf->options['table_color_code_status'] ? ' checked="checked"' : '',
2321	__('Color-code status codes', 'broken-link-checker')
2322	);
2323	-
2324	$html .= '</div>';
2325	-
2326	return $html;
2327	}
2328	-
2329	/**
2330	* AJAX callback for saving the "Screen Options" panel settings
2331	- *
2332	* @param array $form
2333	* @return void
2334	*/
2335	function ajax_save_screen_options($form){
2336	if ( !current_user_can('edit_others_posts') ){
2337	die( json_encode( array(
2338	- 'error' => __("You're not allowed to do that!", 'broken-link-checker')
2339	)));
2340	}
2341	-
2342	$this->conf->options['highlight_permanent_failures'] = !empty($form['highlight_permanent_failures']);
2343	$this->conf->options['table_color_code_status'] = !empty($form['table_color_code_status']);
2344	-
2345	$failure_duration_threshold = intval($form['failure_duration_threshold']);
2346	if ( $failure_duration_threshold >=1 ){
2347	$this->conf->options['failure_duration_threshold'] = $failure_duration_threshold;
2348	}
2349	-
2350	if ( isset($form['visible_columns']) && is_array($form['visible_columns']) ){
2351	$this->conf->options['table_visible_columns'] = array_keys($form['visible_columns']);
2352	}
2353	-
2354	$this->conf->save_options();
2355	die('1');
2356	}
2357	-
2358	function start_timer(){
2359	$this->execution_start_time = microtime_float();
2360	}
2361	-
2362	function execution_time(){
2363	return microtime_float() - $this->execution_start_time;
2364	}
2365	-
2366	/**
2367	* The main worker function that does all kinds of things.
2368	*
	@@ -2379,24 +2424,24 @@ class wsBrokenLinkChecker {
2379	if ( session_id() != '' ) {
2380	session_write_close();
2381	}
2382	-
2383	if ( !$this->acquire_lock() ){
2384	//FB::warn("Another instance of BLC is already working. Stop.");
2385	$blclog->info('Another instance of BLC is already working. Stop.');
2386	return;
2387	}
2388	-
2389	if ( $this->server_too_busy() ){
2390	//FB::warn("Server is too busy. Stop.");
2391	$blclog->warn('Server load is too high, stopping.');
2392	return;
2393	}
2394	-
2395	$this->start_timer();
2396	$blclog->info('work() starts');
2397
2398	$max_execution_time = $this->conf->options['max_execution_time'];
2399	-
2400	/*****************************************
2401	Preparation
2402	******************************************/
	@@ -2404,13 +2449,13 @@ class wsBrokenLinkChecker {
2404	if( blcUtility::is_safe_mode() ){
2405	// Do it the safe mode way - obey the existing max_execution_time setting
2406	$t = ini_get('max_execution_time');
2407	- if ($t && ($t < $max_execution_time))
2408	$max_execution_time = $t-1;
2409	} else {
2410	// Do it the regular way
2411	@set_time_limit( $max_execution_time * 2 ); //x2 should be plenty, running any longer would mean a glitch.
2412	}
2413	-
2414	//Don't stop the script when the connection is closed
2415	ignore_user_abort( true );
2416
	@@ -2431,7 +2476,7 @@ class wsBrokenLinkChecker {
2431	ob_end_flush(); // Strange behaviour, will not work
2432	flush(); // Unless both are called !
2433	}
2434	-
2435	//Load modules for this context
2436	$moduleManager = blcModuleManager::getInstance();
2437	$moduleManager->load_modules('work');
	@@ -2439,15 +2484,15 @@ class wsBrokenLinkChecker {
2439	$target_usage_fraction = $this->conf->get('target_resource_usage', 0.25);
2440	//Target usage must be between 1% and 100%.
2441	$target_usage_fraction = max(min($target_usage_fraction, 1), 0.01);
2442	-
2443	-
2444	/*****************************************
2445	Parse posts and bookmarks
2446	******************************************/
2447	-
2448	$orphans_possible = false;
2449	$still_need_resynch = $this->conf->options['need_resynch'];
2450	-
2451	if ( $still_need_resynch ) {
2452
2453	//FB::log("Looking for containers that need parsing...");
	@@ -2460,7 +2505,7 @@ class wsBrokenLinkChecker {
2460	while( !empty($containers) ){
2461	//FB::log($containers, 'Found containers');
2462	$this->sleep_to_maintain_ratio($get_containers_time, $target_usage_fraction);
2463	-
2464	foreach($containers as $container){
2465	$synch_start_time = microtime(true);
2466
	@@ -2474,7 +2519,7 @@ class wsBrokenLinkChecker {
2474	$container->container_id,
2475	$synch_elapsed_time * 1000
2476	));
2477	-
2478	//Check if we still have some execution time left
2479	if( $this->execution_time() > $max_execution_time ){
2480	//FB::log('The allotted execution time has run out');
	@@ -2482,7 +2527,7 @@ class wsBrokenLinkChecker {
2482	$this->release_lock();
2483	return;
2484	}
2485	-
2486	//Check if the server isn't overloaded
2487	if ( $this->server_too_busy() ){
2488	//FB::log('Server overloaded, bailing out.');
	@@ -2501,14 +2546,14 @@ class wsBrokenLinkChecker {
2501	$containers = blcContainerHelper::get_unsynched_containers($max_containers_per_query);
2502	$get_containers_time = microtime(true) - $start;
2503	}
2504	-
2505	//FB::log('No unparsed items found.');
2506	$still_need_resynch = false;
2507	-
2508	} else {
2509	//FB::log('Resynch not required.');
2510	}
2511	-
2512	/******************************************
2513	Resynch done?
2514	*******************************************/
	@@ -2516,11 +2561,11 @@ class wsBrokenLinkChecker {
2516	$this->conf->options['need_resynch'] = $still_need_resynch;
2517	$this->conf->save_options();
2518	}
2519	-
2520	/******************************************
2521	Remove orphaned links
2522	*******************************************/
2523	-
2524	if ( $orphans_possible ) {
2525	$start = microtime(true);
2526
	@@ -2530,7 +2575,7 @@ class wsBrokenLinkChecker {
2530	$get_links_time = microtime(true) - $start;
2531	$this->sleep_to_maintain_ratio($get_links_time, $target_usage_fraction);
2532	}
2533	-
2534	//Check if we still have some execution time left
2535	if( $this->execution_time() > $max_execution_time ){
2536	//FB::log('The allotted execution time has run out');
	@@ -2538,14 +2583,14 @@ class wsBrokenLinkChecker {
2538	$this->release_lock();
2539	return;
2540	}
2541	-
2542	if ( $this->server_too_busy() ){
2543	//FB::log('Server overloaded, bailing out.');
2544	$blclog->info('Server load too high, stopping.');
2545	$this->release_lock();
2546	return;
2547	}
2548	-
2549	/*****************************************
2550	Check links
2551	******************************************/
	@@ -2557,7 +2602,7 @@ class wsBrokenLinkChecker {
2557
2558	while ( $links ){
2559	$this->sleep_to_maintain_ratio($get_links_time, $target_usage_fraction);
2560	-
2561	//Some unchecked links found
2562	//FB::log("Checking ".count($links)." link(s)");
2563	$blclog->info("Checking ".count($links)." link(s)");
	@@ -2580,7 +2625,7 @@ class wsBrokenLinkChecker {
2580	$link->last_check_attempt = time();
2581	$link->save();
2582	}
2583	-
2584	//Check if we still have some execution time left
2585	if( $this->execution_time() > $max_execution_time ){
2586	//FB::log('The allotted execution time has run out');
	@@ -2588,7 +2633,7 @@ class wsBrokenLinkChecker {
2588	$this->release_lock();
2589	return;
2590	}
2591	-
2592	//Check if the server isn't overloaded
2593	if ( $this->server_too_busy() ){
2594	//FB::log('Server overloaded, bailing out.');
	@@ -2604,7 +2649,7 @@ class wsBrokenLinkChecker {
2604	$get_links_time = microtime(true) - $start;
2605	}
2606	//FB::log('No links need to be checked right now.');
2607	-
2608	$this->release_lock();
2609	$blclog->info('work(): All done.');
2610	//FB::log('All done.');
	@@ -2634,48 +2679,48 @@ class wsBrokenLinkChecker {
2634	usleep($sleep_time * 1000000);
2635	}
2636	}
2637	-
2638	/**
2639	* This function is called when the plugin's cron hook executes.
2640	* Its only purpose is to invoke the worker function.
2641	*
2642	- * @uses wsBrokenLinkChecker::work()
2643	*
2644	* @return void
2645	*/
2646	function cron_check_links(){
2647	$this->work();
2648	}
2649	-
2650	/**
2651	* Retrieve links that need to be checked or re-checked.
2652	*
2653	* @param integer $max_results The maximum number of links to return. Defaults to 0 = no limit.
2654	- * @param bool $count_only If true, only the number of found links will be returned, not the links themselves.
2655	* @return int\|blcLink[]
2656	*/
2657	function get_links_to_check($max_results = 0, $count_only = false){
2658	global $wpdb; /* @var wpdb $wpdb */
2659	-
2660	$check_threshold = date('Y-m-d H:i:s', strtotime('-'.$this->conf->options['check_threshold'].' hours'));
2661	$recheck_threshold = date('Y-m-d H:i:s', time() - $this->conf->options['recheck_threshold']);
2662	-
2663	//FB::log('Looking for links to check (threshold : '.$check_threshold.', recheck_threshold : '.$recheck_threshold.')...');
2664	-
2665	//Select some links that haven't been checked for a long time or
2666	//that are broken and need to be re-checked again. Links that are
2667	//marked as "being checked" and have been that way for several minutes
2668	- //can also be considered broken/buggy, so those will be selected
2669	//as well.
2670	-
2671	- //Only check links that have at least one valid instance (i.e. an instance exists and
2672	//it corresponds to one of the currently loaded container/parser types).
2673	$manager = blcModuleManager::getInstance();
2674	$loaded_containers = $manager->get_escaped_ids('container');
2675	$loaded_parsers = $manager->get_escaped_ids('parser');
2676	-
2677	//Note : This is a slow query, but AFAIK there is no way to speed it up.
2678	- //I could put an index on last_check_attempt, but that value is almost
2679	//certainly unique for each row so it wouldn't be much better than a full table scan.
2680	if ( $count_only ){
2681	$q = "SELECT COUNT(DISTINCT links.link_id)\n";
	@@ -2707,36 +2752,36 @@ class wsBrokenLinkChecker {
2707	$q .= "LIMIT " . intval($max_results);
2708	}
2709	}
2710	-
2711	$link_q = $wpdb->prepare(
2712	- $q,
2713	- $check_threshold,
2714	- $this->conf->options['recheck_count'],
2715	$recheck_threshold
2716	);
2717	//FB::log($link_q, "Find links to check");
2718	//$blclog->debug("Find links to check: \n" . $link_q);
2719	-
2720	//If we just need the number of links, retrieve it and return
2721	if ( $count_only ){
2722	return $wpdb->get_var($link_q);
2723	}
2724	-
2725	//Fetch the link data
2726	$link_data = $wpdb->get_results($link_q, ARRAY_A);
2727	if ( empty($link_data) ){
2728	return array();
2729	}
2730	-
2731	//Instantiate blcLink objects for all fetched links
2732	$links = array();
2733	foreach($link_data as $data){
2734	$links[] = new blcLink($data);
2735	}
2736	-
2737	return $links;
2738	}
2739	-
2740	/**
2741	* Output the current link checker status in JSON format.
2742	* Ajax hook for the 'blc_full_status' action.
	@@ -2746,15 +2791,15 @@ class wsBrokenLinkChecker {
2746	function ajax_full_status( ){
2747	$status = $this->get_status();
2748	$text = $this->status_text( $status );
2749	-
2750	echo json_encode( array(
2751	'text' => $text,
2752	- 'status' => $status,
2753	) );
2754	-
2755	die();
2756	}
2757	-
2758	/**
2759	* Generates a status message based on the status info in $status
2760	*
	@@ -2763,10 +2808,10 @@ class wsBrokenLinkChecker {
2763	*/
2764	function status_text( $status ){
2765	$text = '';
2766	-
2767	if( $status['broken_links'] > 0 ){
2768	- $text .= sprintf(
2769	- "<a href='%s' title='" . __('View broken links', 'broken-link-checker') . "'><strong>".
2770	_n('Found %d broken link', 'Found %d broken links', $status['broken_links'], 'broken-link-checker') .
2771	"</strong></a>",
2772	esc_attr(admin_url('tools.php?page=view-broken-links')),
	@@ -2775,17 +2820,17 @@ class wsBrokenLinkChecker {
2775	} else {
2776	$text .= __("No broken links found.", 'broken-link-checker');
2777	}
2778	-
2779	$text .= "<br/>";
2780	-
2781	if( $status['unchecked_links'] > 0) {
2782	- $text .= sprintf(
2783	- _n('%d URL in the work queue', '%d URLs in the work queue', $status['unchecked_links'], 'broken-link-checker'),
2784	$status['unchecked_links'] );
2785	} else {
2786	$text .= __("No URLs in the work queue.", 'broken-link-checker');
2787	}
2788	-
2789	$text .= "<br/>";
2790	if ( $status['known_links'] > 0 ){
2791	$url_count = sprintf(
	@@ -2817,12 +2862,12 @@ class wsBrokenLinkChecker {
2817	$text .= __('No links detected.', 'broken-link-checker');
2818	}
2819	}
2820	-
2821	return $text;
2822	}
2823	-
2824	/**
2825	- * @uses wsBrokenLinkChecker::ajax_full_status()
2826	*
2827	* @return void
2828	*/
	@@ -2830,7 +2875,7 @@ class wsBrokenLinkChecker {
2830	//Just display the full status.
2831	$this->ajax_full_status();
2832	}
2833	-
2834	/**
2835	* Output the current average server load (over the last one-minute period).
2836	* Called via AJAX.
	@@ -2842,36 +2887,36 @@ class wsBrokenLinkChecker {
2842	if ( empty($load) ){
2843	die( _x('Unknown', 'current load', 'broken-link-checker') );
2844	}
2845	-
2846	$one_minute = reset($load);
2847	printf('%.2f', $one_minute);
2848	die();
2849	}
2850	-
2851	/**
2852	- * Returns an array with various status information about the plugin. Array key reference:
2853	* check_threshold - date/time; links checked before this threshold should be checked again.
2854	* recheck_threshold - date/time; broken links checked before this threshold should be re-checked.
2855	* known_links - the number of detected unique URLs (a misleading name, yes).
2856	* known_instances - the number of detected link instances, i.e. actual link elements in posts and other places.
2857	- * broken_links - the number of detected broken links.
2858	* unchecked_links - the number of URLs that need to be checked ASAP; based on check_threshold and recheck_threshold.
2859	*
2860	* @return array
2861	*/
2862	function get_status(){
2863	$blc_link_query = blcLinkQuery::getInstance();
2864	-
2865	$check_threshold=date('Y-m-d H:i:s', strtotime('-'.$this->conf->options['check_threshold'].' hours'));
2866	$recheck_threshold=date('Y-m-d H:i:s', time() - $this->conf->options['recheck_threshold']);
2867	-
2868	$known_links = blc_get_links(array('count_only' => true));
2869	$known_instances = blc_get_usable_instance_count();
2870	-
2871	$broken_links = $blc_link_query->get_filter_links('broken', array('count_only' => true));
2872	-
2873	$unchecked_links = $this->get_links_to_check(0, true);
2874	-
2875	return array(
2876	'check_threshold' => $check_threshold,
2877	'recheck_threshold' => $recheck_threshold,
	@@ -2881,15 +2926,15 @@ class wsBrokenLinkChecker {
2881	'unchecked_links' => $unchecked_links,
2882	);
2883	}
2884	-
2885	function ajax_work(){
2886	check_ajax_referer('blc_work');
2887
2888	- //Run the worker function
2889	$this->work();
2890	die();
2891	}
2892	-
2893	/**
2894	* AJAX hook for the "Not broken" button. Marks a link as broken and as a likely false positive.
2895	*
	@@ -2899,17 +2944,17 @@ class wsBrokenLinkChecker {
2899	if (!current_user_can('edit_others_posts') \|\| !check_ajax_referer('blc_discard', false, false)){
2900	die( __("You're not allowed to do that!", 'broken-link-checker') );
2901	}
2902	-
2903	if ( isset($_POST['link_id']) ){
2904	//Load the link
2905	$link = new blcLink( intval($_POST['link_id']) );
2906	-
2907	if ( !$link->valid() ){
2908	printf( __("Oops, I can't find the link %d", 'broken-link-checker'), intval($_POST['link_id']) );
2909	die();
2910	}
2911	//Make it appear "not broken"
2912	- $link->broken = false;
2913	$link->warning = false;
2914	$link->false_positive = true;
2915	$link->last_check_attempt = time();
	@@ -2964,16 +3009,16 @@ class wsBrokenLinkChecker {
2964	die( __("Error : link_id not specified", 'broken-link-checker') );
2965	}
2966	}
2967	-
2968	/**
2969	- * AJAX hook for the inline link editor on Tools -> Broken Links.
2970	*
2971	* @return void
2972	*/
2973	function ajax_edit(){
2974	if (!current_user_can('edit_others_posts') \|\| !check_ajax_referer('blc_edit', false, false)){
2975	die( json_encode( array(
2976	- 'error' => __("You're not allowed to do that!", 'broken-link-checker')
2977	)));
2978	}
2979
	@@ -3064,9 +3109,9 @@ class wsBrokenLinkChecker {
3064	die( json_encode($response) );
3065	}
3066	}
3067	-
3068	/**
3069	- * AJAX hook for the "Unlink" action links in Tools -> Broken Links.
3070	* Removes the specified link from all posts and other supported items.
3071	*
3072	* @return void
	@@ -3074,23 +3119,23 @@ class wsBrokenLinkChecker {
3074	function ajax_unlink(){
3075	if (!current_user_can('edit_others_posts') \|\| !check_ajax_referer('blc_unlink', false, false)){
3076	die( json_encode( array(
3077	- 'error' => __("You're not allowed to do that!", 'broken-link-checker')
3078	)));
3079	}
3080	-
3081	if ( isset($_POST['link_id']) ){
3082	//Load the link
3083	$link = new blcLink( intval($_POST['link_id']) );
3084	-
3085	if ( !$link->valid() ){
3086	die( json_encode( array(
3087	- 'error' => sprintf( __("Oops, I can't find the link %d", 'broken-link-checker'), intval($_POST['link_id']) )
3088	)));
3089	}
3090	-
3091	//Try and unlink it
3092	$rez = $link->unlink();
3093	-
3094	if ( $rez === false ){
3095	die( json_encode( array(
3096	'error' => __("An unexpected error occured!", 'broken-link-checker')
	@@ -3104,13 +3149,13 @@ class wsBrokenLinkChecker {
3104	foreach($rez['errors'] as $error){ /** @var WP_Error $error */
3105	array_push( $response['errors'], implode(', ', $error->get_error_messages()) );
3106	}
3107	-
3108	die( json_encode($response) );
3109	}
3110	-
3111	} else {
3112	die( json_encode( array(
3113	- 'error' => __("Error : link_id not specified", 'broken-link-checker')
3114	)));
3115	}
3116	}
	@@ -3218,16 +3263,16 @@ class wsBrokenLinkChecker {
3218
3219	die(json_encode($response));
3220	}
3221	-
3222	function ajax_link_details(){
3223	global $wpdb; /* @var wpdb $wpdb */
3224	-
3225	if (!current_user_can('edit_others_posts')){
3226	die( __("You don't have sufficient privileges to access this information!", 'broken-link-checker') );
3227	}
3228	-
3229	//FB::log("Loading link details via AJAX");
3230	-
3231	if ( isset($_GET['link_id']) ){
3232	//FB::info("Link ID found in GET");
3233	$link_id = intval($_GET['link_id']);
	@@ -3238,10 +3283,10 @@ class wsBrokenLinkChecker {
3238	//FB::error('Link ID not specified, you hacking bastard.');
3239	die( __('Error : link ID not specified', 'broken-link-checker') );
3240	}
3241	-
3242	- //Load the link.
3243	$link = new blcLink($link_id);
3244	-
3245	if ( !$link->is_new ){
3246	//FB::info($link, 'Link loaded');
3247	if ( !class_exists('blcTablePrinter') ){
	@@ -3254,7 +3299,7 @@ class wsBrokenLinkChecker {
3254	die();
3255	}
3256	}
3257	-
3258	/**
3259	* Acquire an exclusive lock.
3260	* If we already hold a lock, it will be released and a new one will be acquired.
	@@ -3264,9 +3309,9 @@ class wsBrokenLinkChecker {
3264	function acquire_lock(){
3265	return WPMutex::acquire('blc_lock');
3266	}
3267	-
3268	/**
3269	- * Relese our exclusive lock.
3270	* Does nothing if the lock has already been released.
3271	*
3272	* @return bool
	@@ -3274,7 +3319,7 @@ class wsBrokenLinkChecker {
3274	function release_lock(){
3275	return WPMutex::release('blc_lock');
3276	}
3277	-
3278	/**
3279	* Check if server is currently too overloaded to run the link checker.
3280	*
	@@ -3284,33 +3329,33 @@ class wsBrokenLinkChecker {
3284	if ( !$this->conf->options['enable_load_limit'] \|\| !isset($this->conf->options['server_load_limit']) ){
3285	return false;
3286	}
3287	-
3288	$loads = blcUtility::get_server_load();
3289	if ( empty($loads) ){
3290	return false;
3291	}
3292	$one_minute = floatval(reset($loads));
3293	-
3294	return $one_minute > $this->conf->options['server_load_limit'];
3295	}
3296	-
3297	/**
3298	* Register BLC's Dashboard widget
3299	- *
3300	* @return void
3301	*/
3302	function hook_wp_dashboard_setup(){
3303	$show_widget = current_user_can($this->conf->get('dashboard_widget_capability', 'edit_others_posts'));
3304	if ( function_exists( 'wp_add_dashboard_widget' ) && $show_widget ) {
3305	wp_add_dashboard_widget(
3306	- 'blc_dashboard_widget',
3307	- __('Broken Link Checker', 'broken-link-checker'),
3308	array( $this, 'dashboard_widget' ),
3309	array( $this, 'dashboard_widget_control' )
3310	);
3311	}
3312	}
3313	-
3314	/**
3315	* Collect various debugging information and return it in an associative array
3316	*
	@@ -3320,46 +3365,46 @@ class wsBrokenLinkChecker {
3320	/** @var wpdb $wpdb */
3321	global $wpdb;
3322
3323	- //Collect some information that's useful for debugging
3324	$debug = array();
3325	-
3326	//PHP version. Any one is fine as long as WP supports it.
3327	$debug[ __('PHP version', 'broken-link-checker') ] = array(
3328	'state' => 'ok',
3329	- 'value' => phpversion(),
3330	);
3331	-
3332	//MySQL version
3333	$debug[ __('MySQL version', 'broken-link-checker') ] = array(
3334	'state' => 'ok',
3335	'value' => $wpdb->db_version(),
3336	);
3337	-
3338	//CURL presence and version
3339	if ( function_exists('curl_version') ){
3340	$version = curl_version();
3341	-
3342	if ( version_compare( $version['version'], '7.16.0', '<=' ) ){
3343	$data = array(
3344	- 'state' => 'warning',
3345	'value' => $version['version'],
3346	'message' => __('You have an old version of CURL. Redirect detection may not work properly.', 'broken-link-checker'),
3347	);
3348	} else {
3349	$data = array(
3350	- 'state' => 'ok',
3351	'value' => $version['version'],
3352	);
3353	}
3354	-
3355	} else {
3356	$data = array(
3357	- 'state' => 'warning',
3358	'value' => __('Not installed', 'broken-link-checker'),
3359	);
3360	}
3361	$debug[ __('CURL version', 'broken-link-checker') ] = $data;
3362	-
3363	//Snoopy presence
3364	if ( class_exists('Snoopy') \|\| file_exists(ABSPATH. WPINC . '/class-snoopy.php') ){
3365	$data = array(
	@@ -3367,7 +3412,7 @@ class wsBrokenLinkChecker {
3367	'value' => __('Installed', 'broken-link-checker'),
3368	);
3369	} else {
3370	- //No Snoopy? This should never happen, but if it does we must have CURL.
3371	if ( function_exists('curl_init') ){
3372	$data = array(
3373	'state' => 'ok',
	@@ -3380,10 +3425,10 @@ class wsBrokenLinkChecker {
3380	'message' => __('You must have either CURL or Snoopy installed for the plugin to work!', 'broken-link-checker'),
3381	);
3382	}
3383	-
3384	}
3385	$debug['Snoopy'] = $data;
3386	-
3387	//Safe_mode status
3388	if ( blcUtility::is_safe_mode() ){
3389	$debug['Safe mode'] = array(
	@@ -3397,7 +3442,7 @@ class wsBrokenLinkChecker {
3397	'value' => __('Off', 'broken-link-checker'),
3398	);
3399	}
3400	-
3401	//Open_basedir status
3402	if ( blcUtility::is_open_basedir() ){
3403	$debug['open_basedir'] = array(
	@@ -3411,7 +3456,7 @@ class wsBrokenLinkChecker {
3411	'value' => __('Off', 'broken-link-checker'),
3412	);
3413	}
3414	-
3415	//Default PHP execution time limit
3416	$debug['Default PHP execution time limit'] = array(
3417	'state' => 'ok',
	@@ -3431,7 +3476,7 @@ class wsBrokenLinkChecker {
3431	'state' => 'ok',
3432	'value' => sprintf('%d', $this->conf->options['need_resynch'] ? '1 (resynch. required)' : '0 (resynch. not required)'),
3433	);
3434	-
3435	//Synch records
3436	$synch_records = intval($wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->prefix}blc_synch"));
3437	$data = array(
	@@ -3443,21 +3488,21 @@ class wsBrokenLinkChecker {
3443	$data['message'] = __('If this value is zero even after several page reloads you have probably encountered a bug.', 'broken-link-checker');
3444	}
3445	$debug['Synch. records'] = $data;
3446	-
3447	//Total links and instances (including invalid ones)
3448	$all_links = intval($wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->prefix}blc_links"));
3449	$all_instances = intval($wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->prefix}blc_instances"));
3450	-
3451	- //Show the number of unparsed containers. Useful for debugging. For performance,
3452	//this is only shown when we have no links/instances yet.
3453	if( ($all_links == 0) && ($all_instances == 0) ){
3454	$unparsed_items = intval($wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->prefix}blc_synch WHERE synched=0"));
3455	$debug['Unparsed items'] = array(
3456	- 'state' => 'warning',
3457	'value' => $unparsed_items,
3458	);
3459	- }
3460	-
3461	//Links & instances
3462	if ( ($all_links > 0) && ($all_instances > 0) ){
3463	$debug['Link records'] = array(
	@@ -3469,7 +3514,7 @@ class wsBrokenLinkChecker {
3469	'state' => 'warning',
3470	'value' => sprintf('%d (%d)', $all_links, $all_instances),
3471	);
3472	- }
3473
3474	//Email notifications.
3475	if ( $this->conf->options['last_notification_sent'] ) {
	@@ -3513,7 +3558,7 @@ class wsBrokenLinkChecker {
3513	'value' => 'No installation log found found.',
3514	);
3515	}
3516	-
3517	return $debug;
3518	}
3519
	@@ -3707,7 +3752,7 @@ class wsBrokenLinkChecker {
3707	$this->send_html_email($author->user_email, $subject, $body);
3708	}
3709	}
3710	-
3711	function override_mail_content_type(/** @noinspection PhpUnusedParameterInspection */ $content_type){
3712	return 'text/html';
3713	}
	@@ -3729,24 +3774,25 @@ class wsBrokenLinkChecker {
3729	'%d'
3730	);
3731	}
3732	-
3733	/**
3734	* Install or uninstall the plugin's Cron events based on current settings.
3735	*
3736	- * @uses wsBrokenLinkChecker::$conf Uses $conf->options to determine if events need to be (un)installed.
3737	*
3738	* @return void
3739	*/
3740	function setup_cron_events(){
3741	- ~~//Link monitor~~

3742	if ( $this->conf->options['run_via_cron'] ){
3743	if (!wp_next_scheduled('blc_cron_check_links')) {
3744	- wp_schedule_event( time(), '~~hourly~~', 'blc_cron_check_links' );
3745	}
3746	} else {
3747	wp_clear_scheduled_hook('blc_cron_check_links');
3748	}
3749	-
3750	//Email notifications about broken links
3751	if ( $this->conf->options['send_email_notifications'] \|\| $this->conf->options['send_authors_email_notifications'] ){
3752	if ( !wp_next_scheduled('blc_cron_email_notifications') ){
	@@ -3755,13 +3801,13 @@ class wsBrokenLinkChecker {
3755	} else {
3756	wp_clear_scheduled_hook('blc_cron_email_notifications');
3757	}
3758	-
3759	//Run database maintenance every two weeks or so
3760	if ( !wp_next_scheduled('blc_cron_database_maintenance') ){
3761	- wp_schedule_event(time(), '~~bimonthly~~', 'blc_cron_database_maintenance');
3762	}
3763	}
3764	-
3765	/**
3766	* Load the plugin's textdomain.
3767	*
	@@ -3770,7 +3816,7 @@ class wsBrokenLinkChecker {
3770	function load_language(){
3771	$this->is_textdomain_loaded = load_plugin_textdomain( 'broken-link-checker', false, basename(dirname($this->loader)) . '/languages' );
3772	}
3773	-
3774	protected static function get_default_log_directory() {
3775	$uploads = wp_upload_dir();
3776	return $uploads['basedir'] . '/broken-link-checker';


1	<?php

2	/**
3	* Simple function to replicate PHP 5 behaviour
4	*/
5	+ if ( ! function_exists( 'microtime_float' ) ) {
6	+ function microtime_float() {
7	+ list($usec, $sec) = explode( ' ', microtime() );
8	+ return ( (float)$usec + (float)$sec);

9	}
10	}
11

17	if (!class_exists('wsBrokenLinkChecker')) {
18
19	class wsBrokenLinkChecker {
20	+ var $conf;

21	var $loader;
22	+ var $my_basename = '';
23	+
24	+ var $db_version; //The required version of the plugin's DB schema.
25	+
26	+ var $execution_start_time; //Used for a simple internal execution timer in start_timer()/execution_time()
27
28	private $is_textdomain_loaded = false;
29	+
30	/**
31	* wsBrokenLinkChecker::wsBrokenLinkChecker()
32	* Class constructor

37	*/
38	function __construct ( $loader, $conf ) {
39	$this->db_version = BLC_DATABASE_VERSION;
40	+
41	$this->conf = $conf;
42	$this->loader = $loader;
43	$this->my_basename = plugin_basename( $this->loader );
44
45	$this->load_language();
46	+
47	//Unlike the activation hook, the deactivation callback can be registered in this file
48	+ //because deactivation happens after this class has already been instantiated (durinng the
49	+ //'init' action).
50	register_deactivation_hook($loader, array($this, 'deactivation'));
51	+
52	add_action('admin_menu', array($this,'admin_menu'));
53
54	//Load jQuery on Dashboard pages (probably redundant as WP already does that)
55	add_action('admin_print_scripts', array($this,'admin_print_scripts'));
56	+
57	//The dashboard widget
58	add_action('wp_dashboard_setup', array($this, 'hook_wp_dashboard_setup'));
59	+
60	//AJAXy hooks
61	add_action( 'wp_ajax_blc_full_status', array($this,'ajax_full_status') );
62	add_action( 'wp_ajax_blc_dashboard_status', array($this,'ajax_dashboard_status') );

71
72	add_action( 'wp_ajax_blc_dismiss', array($this, 'ajax_dismiss') );
73	add_action( 'wp_ajax_blc_undismiss', array($this, 'ajax_undismiss') );
74	+
75	//Add/remove Cron events
76	$this->setup_cron_events();
77	+
78	//Set hooks that listen for our Cron actions
79	+ add_action( 'blc_cron_email_notifications', array( $this, 'maybe_send_email_notifications' ) );
80	+ add_action( 'blc_cron_check_links', array( $this, 'cron_check_links' ) );
81	+ add_action( 'blc_cron_database_maintenance', array( $this, 'database_maintenance' ) );
82
83	//Set the footer hook that will call the worker function via AJAX.
84	+ add_action( 'admin_footer', array( $this,'admin_footer' ) );

85	//Add a "Screen Options" panel to the "Broken Links" page
86	add_screen_options_panel(
87	'blc-screen-options',

93	);
94
95	//Display an explanatory note on the "Tools -> Broken Links -> Warnings" page.
96	+ add_action( 'admin_notices', array( $this, 'show_warnings_section_notice' ) );
97	+
98	+ add_filter('cron_schedules', array( $this, 'cron_add_every_10_minutes'));
99	+
100	+ }
101	+
102	+ /**
103	+ * @param $schedules
104	+ *
105	+ * @return mixed
106	+ */
107	+ function cron_add_every_10_minutes( $schedules ) {
108	+ // Adds once weekly to the existing schedules.
109	+ $schedules['10min'] = [
110	+ 'interval' => 600,
111	+ 'display' => __('Every 10 minutes')
112	+ ];
113	+
114	+ return $schedules;
115	}
116
117	/**

128	<!-- wsblc admin footer -->
129	<script type='text/javascript'>
130	(function($){
131	+
132	+ //(Re)starts the background worker thread
133	function blcDoWork(){
134	$.post(
135	"<?php echo admin_url('admin-ajax.php'); ?>",

141	}
142	//Call it the first time
143	blcDoWork();
144	+
145	+ //Then call it periodically every X seconds
146	setInterval(blcDoWork, <?php echo (intval($this->conf->options['max_execution_time']) + 1 )*1000; ?>);
147	+
148	})(jQuery);
149	</script>
150	<!-- /wsblc admin footer -->
151	<?php
152	}
153	+
154	/**
155	* Check if an URL matches the exclusion list.
156	*

169
170	function dashboard_widget(){
171	?>
172	+ <p id='wsblc_activity_box'><?php _e( 'Loading...', 'broken-link-checker' ); ?></p>
173	<script type='text/javascript'>
174	jQuery( function($){
175	var blc_was_autoexpanded = false;
176	+
177	function blcDashboardStatus(){
178	$.getJSON(
179	"<?php echo admin_url('admin-ajax.php'); ?>",

183	},
184	function (data){
185	if ( data && ( typeof(data.text) != 'undefined' ) ) {
186	+ $('#wsblc_activity_box').html(data.text);
187	<?php if ( $this->conf->options['autoexpand_widget'] ) { ?>
188	//Expand the widget if there are broken links.
189	//Do this only once per pageload so as not to annoy the user.

195	} else {
196	$('#wsblc_activity_box').html('<?php _e('[ Network error ]', 'broken-link-checker'); ?>');
197	}
198	+
199	setTimeout( blcDashboardStatus, 120*1000 ); //...update every two minutes
200	}
201	);
202	}
203	+
204	blcDashboardStatus();//Call it the first time
205	+
206	} );
207	</script>
208	<?php

216	$this->conf->options['autoexpand_widget'] = !empty($_POST['blc-autoexpand']);
217	$this->conf->save_options();
218	}
219	+
220	?>
221	<p><label for="blc-autoexpand">
222	<input id="blc-autoexpand" name="blc-autoexpand" type="checkbox" value="1" <?php if ( $this->conf->options['autoexpand_widget'] ) echo 'checked="checked"'; ?> />

229	//jQuery is used for triggering the link monitor via AJAX when any admin page is open.
230	wp_enqueue_script('jquery');
231	}
232	+
233	function enqueue_settings_scripts(){
234	//jQuery UI is used on the settings page
235	wp_enqueue_script('jquery-ui-core'); //Used for background color animation

237	wp_enqueue_script('jquery-ui-tabs');
238	wp_enqueue_script('jquery-cookie', plugins_url('js/jquery.cookie.js', BLC_PLUGIN_FILE)); //Used for storing last widget states, etc
239	}
240	+
241	function enqueue_link_page_scripts(){
242	wp_enqueue_script('jquery-ui-core');
243	wp_enqueue_script('jquery-ui-dialog'); //Used for the search form
244	wp_enqueue_script('jquery-color'); //Used for background color animation
245	wp_enqueue_script('sprintf', plugins_url('js/sprintf.js', BLC_PLUGIN_FILE)); //Used in error messages
246	}
247	+
248	/**
249	+ * Initiate a full recheck - reparse everything and check all links anew.
250	*
251	* @return void
252	*/

255
256	//Delete all discovered instances
257	$wpdb->query("TRUNCATE {$wpdb->prefix}blc_instances");
258	+
259	//Delete all discovered links
260	$wpdb->query("TRUNCATE {$wpdb->prefix}blc_links");
261	+
262	//Mark all posts, custom fields and bookmarks for processing.
263	blc_resynch(true);
264	}

274	wp_clear_scheduled_hook('blc_cron_email_notifications');
275	wp_clear_scheduled_hook('blc_cron_database_maintenance');
276	wp_clear_scheduled_hook('blc_cron_check_news'); //Unused event.
277	+ //Note the deactivation time for each module. This will help them
278	//synch up propely if/when the plugin is reactivated.
279	$moduleManager = blcModuleManager::getInstance();
280	$the_time = current_time('timestamp');

283	}
284	$this->conf->save_options();
285	}
286	+
287	/**
288	* Perform various database maintenance tasks on the plugin's tables.
289	+ *
290	* Removes records that reference disabled containers and parsers,
291	* deletes invalid instances and links, optimizes tables, etc.
292	+ *
293	* @return void
294	*/
295	function database_maintenance(){
296	blcContainerHelper::cleanup_containers();
297	blc_cleanup_instances();
298	blc_cleanup_links();
299	+
300	blcUtility::optimize_database();
301	}
302
303	/**
304	* Create the plugin's menu items and enqueue their scripts and CSS.
305	+ * Callback for the 'admin_menu' action.
306	+ *
307	* @return void
308	*/
309	function admin_menu(){
310	if (current_user_can('manage_options'))
311	add_filter('plugin_action_links', array($this, 'plugin_action_links'), 10, 2);
312	+
313	+ $options_page_hook = add_options_page(
314	+ __('Link Checker Settings', 'broken-link-checker'),
315	+ __('Link Checker', 'broken-link-checker'),
316	'manage_options',
317	'link-checker-settings',array($this, 'options_page')
318	);
319	+
320	$menu_title = __('Broken Links', 'broken-link-checker');
321	if ( $this->conf->options['show_link_count_bubble'] ){
322	+ //To make it easier to notice when broken links appear, display the current number of
323	+ //broken links in a little bubble notification in the "Broken Links" menu.
324	//(Similar to how the number of plugin updates and unmoderated comments is displayed).
325	$blc_link_query = blcLinkQuery::getInstance();
326	$broken_links = $blc_link_query->get_filter_links('broken', array('count_only' => true));
327	if ( $broken_links > 0 ){
328	+ //TODO: Appropriating existing CSS classes for my own purposes is hacky. Fix eventually.
329	$menu_title .= sprintf(
330	+ ' <span class="update-plugins"><span class="update-count blc-menu-bubble">%d</span></span>',
331	$broken_links
332	);
333	}
334	+ }
335	$links_page_hook = add_management_page(
336	+ __('View Broken Links', 'broken-link-checker'),
337	+ $menu_title,
338	'edit_others_posts',
339	'view-broken-links',array($this, 'links_page')
340	);
341	+
342	//Add plugin-specific scripts and CSS only to the it's own pages
343	add_action( 'admin_print_styles-' . $options_page_hook, array($this, 'options_page_css') );
344	add_action( 'admin_print_styles-' . $links_page_hook, array($this, 'links_page_css') );
345	add_action( 'admin_print_scripts-' . $options_page_hook, array($this, 'enqueue_settings_scripts') );
346	add_action( 'admin_print_scripts-' . $links_page_hook, array($this, 'enqueue_link_page_scripts') );
347	+
348	//Make the Settings page link to the link list
349	add_screen_meta_link(
350	'blc-links-page-link',

354	array('style' => 'font-weight: bold;')
355	);
356	}
357	+
358	/**
359	* plugin_action_links()
360	* Handler for the 'plugin_action_links' hook. Adds a "Settings" link to this plugin's entry

387
388	if (isset($_POST['recheck']) && !empty($_POST['recheck']) ){
389	$this->initiate_recheck();
390	+
391	//Redirect back to the settings page
392	$base_url = remove_query_arg( array('_wpnonce', 'noheader', 'updated', 'error', 'action', 'message') );
393	wp_redirect( add_query_arg( array( 'recheck-initiated' => true), $base_url ) );

402	'blc-recheck-action' => __('Recheck', 'broken-link-checker'),
403	'blc-deredirect-action' => _x('Fix redirect', 'link action; replace one redirect with a direct link', 'broken-link-checker')
404	);
405	+
406	if(isset($_POST['submit'])) {
407	check_admin_referer('link-checker-options');
408

410	if ( function_exists('wp_magic_quotes') ){
411	$cleanPost = stripslashes_deep($cleanPost); //Ceterum censeo, WP shouldn't mangle superglobals.
412	}
413	+
414	//Activate/deactivate modules
415	if ( !empty($_POST['module']) ){
416	$active = array_keys($_POST['module']);
417	$moduleManager->set_active_modules($active);
418	}
419	+
420	//Only post statuses that actually exist can be selected
421	if ( isset($_POST['enabled_post_statuses']) && is_array($_POST['enabled_post_statuses']) ){
422	$available_statuses = get_post_stati();
423	+ $enabled_post_statuses = array_intersect($_POST['enabled_post_statuses'], $available_statuses);
424	} else {
425	$enabled_post_statuses = array();
426	}

447	if( $new_check_threshold > 0 ){
448	$this->conf->options['check_threshold'] = $new_check_threshold;
449	}
450	+
451	$this->conf->options['mark_broken_links'] = !empty($_POST['mark_broken_links']);
452	$new_broken_link_css = trim($cleanPost['broken_link_css']);
453	$this->conf->options['broken_link_css'] = $new_broken_link_css;
454	+
455	$this->conf->options['mark_removed_links'] = !empty($_POST['mark_removed_links']);
456	$new_removed_link_css = trim($cleanPost['removed_link_css']);
457	$this->conf->options['removed_link_css'] = $new_removed_link_css;
458	+
459	$this->conf->options['nofollow_broken_links'] = !empty($_POST['nofollow_broken_links']);
460	+
461	$this->conf->options['suggestions_enabled'] = !empty($_POST['suggestions_enabled']);
462
463	$this->conf->options['exclusion_list'] = array_filter(
464	+ preg_split(
465	+ '/[\s\r\n]+/', //split on newlines and whitespace
466	$cleanPost['exclusion_list'],
467	-1,
468	PREG_SPLIT_NO_EMPTY //skip empty values
469	+ )
470	);
471	+
472	//Parse the custom field list
473	$new_custom_fields = array_filter(
474	preg_split( '/[\r\n]+/', $cleanPost['blc_custom_fields'], -1, PREG_SPLIT_NO_EMPTY )

479	$diff2 = array_diff( $this->conf->options['custom_fields'], $new_custom_fields );
480	$this->conf->options['custom_fields'] = $new_custom_fields;
481
482	+ //Parse the custom field list
483	+ $new_acf_fields = array_filter(preg_split('/[\r\n]+/', $cleanPost['blc_acf_fields'], -1, PREG_SPLIT_NO_EMPTY));
484	+
485	+ //Calculate the difference between the old custom field list and the new one (used later)
486	+ $acf_fields_diff1 = array_diff($new_acf_fields, $this->conf->options['acf_fields']);
487	+ $acf_fields_diff2 = array_diff($this->conf->options['acf_fields'], $new_acf_fields);
488	+ $this->conf->options['acf_fields'] = $new_acf_fields;
489	+
490	+ //Turning off warnings turns existing warnings into "broken" links.
491	$warnings_enabled = !empty($_POST['warnings_enabled']);
492	if ( $this->conf->get('warnings_enabled') && !$warnings_enabled ) {
493	$this->promote_warnings_to_broken();

499	if( $new_timeout > 0 ){
500	$this->conf->options['timeout'] = $new_timeout ;
501	}
502	+
503	+ //Server load limit
504	if ( isset($_POST['server_load_limit']) ){
505	$this->conf->options['server_load_limit'] = floatval($_POST['server_load_limit']);
506	if ( $this->conf->options['server_load_limit'] < 0 ){
507	$this->conf->options['server_load_limit'] = 0;
508	}
509	+
510	$this->conf->options['enable_load_limit'] = $this->conf->options['server_load_limit'] > 0;
511	}
512

516	$usage = max(min($usage / 100, 1), 0.01);
517	$this->conf->options['target_resource_usage'] = $usage;
518	}
519	+
520	//When to run the checker
521	$this->conf->options['run_in_dashboard'] = !empty($_POST['run_in_dashboard']);
522	$this->conf->options['run_via_cron'] = !empty($_POST['run_via_cron']);
523	+
524	//Email notifications on/off
525	$email_notifications = !empty($_POST['send_email_notifications']);
526	$send_authors_email_notifications = !empty($_POST['send_authors_email_notifications']);

594
595	//Make settings that affect our Cron events take effect immediately
596	$this->setup_cron_events();
597	+
598	$this->conf->save_options();
599	+
600	/*
601	If the list of custom fields was modified then we MUST resynchronize or
602	custom fields linked with existing posts may not be detected. This is somewhat
603	+ inefficient.
604	*/
605	if ( ( count($diff1) > 0 ) \|\| ( count($diff2) > 0 ) ){
606	$manager = blcContainerHelper::get_manager('custom_field');

610	}
611	}
612
613	+ /*
614	+ If the list of acf fields was modified then we MUST resynchronize or
615	+ acf fields linked with existing posts may not be detected. This is somewhat
616	+ inefficient.
617	+ */
618	+ if ( ( count($acf_fields_diff1) > 0 ) \|\| ( count($acf_fields_diff2) > 0 ) ){
619	+ $manager = blcContainerHelper::get_manager('acf_field');
620	+ if ( !is_null($manager) ){
621	+ $manager->resynch();
622	+ blc_got_unsynched_items();
623	+ }
624	+ }
625	+
626	//Resynchronize posts when the user enables or disables post statuses.
627	if ( $post_statuses_changed ) {
628	$overlord = blcPostTypeOverlord::getInstance();

633	blc_cleanup_instances();
634	blc_cleanup_links();
635	}
636	+
637	//Redirect back to the settings page
638	$base_url = remove_query_arg( array('_wpnonce', 'noheader', 'updated', 'error', 'action', 'message') );
639	wp_redirect( add_query_arg( array( 'settings-updated' => true), $base_url ) );
640	}
641	+
642	+ //Show a confirmation message when settings are saved.
643	if ( !empty($_GET['settings-updated']) ){
644	echo '<div id="message" class="updated fade"><p><strong>',__('Settings saved.', 'broken-link-checker'), '</strong></p></div>';
645	+
646	}
647	+
648	//Show a thank-you message when a donation is made.
649	if ( !empty($_GET['donated']) ){
650	echo '<div id="message" class="updated fade"><p><strong>',__('Thank you for your donation!', 'broken-link-checker'), '</strong></p></div>';
651	$this->conf->set('user_has_donated', true);
652	$this->conf->save_options();
653	}
654	+
655	+ //Show one when recheck is started, too.
656	if ( !empty($_GET['recheck-initiated']) ){
657	echo '<div id="message" class="updated fade"><p><strong>',
658	+ __('Complete site recheck started.', 'broken-link-checker'), // -- Yoda
659	'</strong></p></div>';
660	}
661	+
662	//Cull invalid and missing modules
663	$moduleManager->validate_active_modules();
664	+
665	$debug = $this->get_debug_info();
666	+
667	add_filter('blc-module-settings-custom_field', array($this, 'make_custom_field_input'), 10, 2);
668	+ add_filter('blc-module-settings-acf_field', array($this, 'make_acf_field_input'), 10, 2);
669	//Translate and markup-ify module headers for display
670	$modules = $moduleManager->get_modules_by_category('', true, true);
671	+
672	//Output the custom broken link/removed link styles for example links
673	printf(
674	+ '<style type="text/css">%s %s</style>',
675	$this->conf->options['broken_link_css'],
676	$this->conf->options['removed_link_css']
677	);
678	+
679	$section_names = array(
680	'general' => __('General', 'broken-link-checker'),
681	'where' => __('Look For Links In', 'broken-link-checker'),

684	'advanced' => __('Advanced', 'broken-link-checker'),
685	);
686	?>
687	+
688	<!--[if lte IE 7]>
689	<style type="text/css">
690	/* Simulate inline-block in IE7 */
691	ul.ui-tabs-nav li {
692	+ display: inline;
693	zoom: 1;
694	}
695	</style>
696	<![endif]-->
697	+
698	<div class="wrap" id="blc-settings-wrap">
699	<h2><?php _e('Broken Link Checker Options', 'broken-link-checker'); ?></h2>
700	+
701	+
702	<div id="blc-sidebar">
703	<div class="metabox-holder">
704	<?php include BLC_DIRECTORY . '/includes/admin/sidebar.php'; ?>
705	</div>
706	</div>
707	+
708	+
709	<div id="blc-admin-content">
710	+
711	+ <form name="link_checker_options" id="link_checker_options" method="post" action="<?php
712	+ echo admin_url('options-general.php?page=link-checker-settings&noheader=1');
713	?>">
714	+ <?php
715	wp_nonce_field('link-checker-options');
716	?>
717	+
718	<div id="blc-tabs">
719	+
720	<ul class="hide-if-no-js">
721	<?php
722	foreach($section_names as $section_id => $section_name){
723	printf(
724	'<li id="tab-button-%s"><a href="#section-%s" title="%s">%s</a></li>',

725	esc_attr($section_id),
726	+ esc_attr($section_id),
727	+ esc_attr($section_name),
728	$section_name
729	+ );
730	}
731	?>
732	</ul>
733
734	<div id="section-general" class="blc-section">
735	<h3 class="hide-if-js"><?php echo $section_names['general']; ?></h3>
736	+
737	<table class="form-table">
738
739	<tr valign="top">

747	<div id='wsblc_full_status'>
748	<br/><br/><br/>
749	</div>
750	+
751	<table id="blc-debug-info">
752	<?php
753	+
754	//Output the debug info in a table
755	foreach( $debug as $key => $value ){
756	printf (
757	'<tr valign="top" class="blc-debug-item-%s"><th scope="row">%s</th><td>%s<div class="blc-debug-message">%s</div></td></tr>',
758	$value['state'],
759	$key,
760	+ $value['value'],
761	( array_key_exists('message', $value)?$value['message']:'')
762	);
763	}
764	?>
765	</table>
766	+
767	</td>
768	</tr>
769

772	<td>
773
774	<?php
775	+ printf(
776	__('Every %s hours','broken-link-checker'),
777	sprintf(
778	'<input type="text" name="check_threshold" id="check_threshold" value="%d" size="5" maxlength="5" />',
779	$this->conf->options['check_threshold']
780	)
781	+ );
782	?>
783	<br/>
784	<span class="description">

787
788	</td>
789	</tr>
790	+
791	<tr valign="top">
792	<th scope="row"><?php _e('E-mail notifications', 'broken-link-checker'); ?></th>
793	<td>

842	_e('Edit CSS', 'broken-link-checker');
843	?></a>
844	</p>
845	+
846	+ <div id="broken-link-css-wrap"<?php
847	if ( !blcUtility::get_cookie('broken-link-css-wrap', false) ){
848	echo ' class="hidden"';
849	+ }
850	?>>
851	<textarea name="broken_link_css" id="broken_link_css" cols='45' rows='4'><?php
852	if( isset($this->conf->options['broken_link_css']) ) {

861	echo ' ', __('Click "Save Changes" to update example output.', 'broken-link-checker');
862	?></p>
863	</div>
864	+
865	<p style="margin-bottom: 0.5em;">
866	<label for='mark_removed_links'>
867	<input type="checkbox" name="mark_removed_links" id="mark_removed_links"

873	_e('Edit CSS', 'broken-link-checker');
874	?></a>
875	</p>
876	+
877	+ <div id="removed-link-css-wrap" <?php
878	if ( !blcUtility::get_cookie('removed-link-css-wrap', false) ){
879	echo ' class="hidden"';
880	+ }
881	?>>
882	<textarea name="removed_link_css" id="removed_link_css" cols='45' rows='4'><?php
883	if( isset($this->conf->options['removed_link_css']) )
884	echo $this->conf->options['removed_link_css'];
885	?></textarea>
886	+
887	<p class="description"><?php
888	printf(
889	__('Example : Lorem ipsum <span %s>removed link</span>, dolor sit amet.', 'broken-link-checker'),

894
895	</p>
896	</div>
897	+
898	<p>
899	<label for='nofollow_broken_links'>
900	<input type="checkbox" name="nofollow_broken_links" id="nofollow_broken_links"

941	</tr>
942
943	</table>
944	+
945	</div>
946	+
947	<div id="section-where" class="blc-section">
948	<h3 class="hide-if-js"><?php echo $section_names['where']; ?></h3>
949	+
950	<table class="form-table">
951	+
952	<tr valign="top">
953	<th scope="row"><?php _e('Look for links in', 'broken-link-checker'); ?></th>
954	<td>

956	if ( !empty($modules['container']) ){
957	uasort($modules['container'], create_function('$a, $b', 'return strcasecmp($a["Name"], $b["Name"]);'));
958	$this->print_module_list($modules['container'], $this->conf->options);
959	+ }
960	?>
961	</td></tr>
962	+
963	<tr valign="top">
964	<th scope="row"><?php _e('Post statuses', 'broken-link-checker'); ?></th>
965	<td>
966	<?php
967	$available_statuses = get_post_stati(array('internal' => false), 'objects');
968	+
969	if ( isset($this->conf->options['enabled_post_statuses']) ){
970	$enabled_post_statuses = $this->conf->options['enabled_post_statuses'];
971	} else {
972	$enabled_post_statuses = array();
973	}
974	+
975	foreach($available_statuses as $status => $status_object){
976	printf(
977	'<p><label><input type="checkbox" name="enabled_post_statuses[]" value="%s"%s> %s</label></p>',

982	}
983	?>
984	</td></tr>
985	+
986	</table>
987	+
988	</div>
989	+
990	+
991	<div id="section-which" class="blc-section">
992	<h3 class="hide-if-js"><?php echo $section_names['which']; ?></h3>
993	+
994	<table class="form-table">
995	+
996	<tr valign="top">
997	<th scope="row"><?php _e('Link types', 'broken-link-checker'); ?></th>
998	<td>

1005	?>
1006	</td>
1007	</tr>
1008	+
1009	<tr valign="top">
1010	<th scope="row"><?php _e('Exclusion list', 'broken-link-checker'); ?></th>
1011	<td><?php _e("Don't check links where the URL contains any of these words (one per line) :", 'broken-link-checker'); ?><br/>

1016
1017	</td>
1018	</tr>
1019	+
1020	</table>
1021	</div>
1022	+
1023	<div id="section-how" class="blc-section">
1024	<h3 class="hide-if-js"><?php echo $section_names['how']; ?></h3>
1025	+
1026	<table class="form-table">
1027	+
1028	<tr valign="top">
1029	<th scope="row"><?php _e('Check links using', 'broken-link-checker'); ?></th>
1030	<td>

1035	}
1036	?>
1037	</td></tr>
1038	+
1039	</table>
1040	</div>
1041	+
1042	<div id="section-advanced" class="blc-section">
1043	<h3 class="hide-if-js"><?php echo $section_names['advanced']; ?></h3>
1044	+
1045	<table class="form-table">
1046	+
1047	<tr valign="top">
1048	<th scope="row"><?php _e('Timeout', 'broken-link-checker'); ?></th>
1049	<td>
1050
1051	<?php
1052	+
1053	printf(
1054	__('%s seconds', 'broken-link-checker'),
1055	sprintf(
1056	+ '<input type="text" name="timeout" id="blc_timeout" value="%d" size="5" maxlength="3" />',
1057	$this->conf->options['timeout']
1058	)
1059	);
1060	+
1061	?>
1062	<br/><span class="description">
1063	+ <?php _e('Links that take longer than this to load will be marked as broken.','broken-link-checker'); ?>
1064	</span>
1065
1066	</td>
1067	</tr>
1068	+
1069	<tr valign="top">
1070	<th scope="row"><?php _e('Link monitor', 'broken-link-checker'); ?></th>
1071	<td>
1072	+
1073	<p>
1074	<label for='run_in_dashboard'>
1075	+
1076	<input type="checkbox" name="run_in_dashboard" id="run_in_dashboard"
1077	<?php if ($this->conf->options['run_in_dashboard']) echo ' checked="checked"'; ?>/>
1078	<?php _e('Run continuously while the Dashboard is open', 'broken-link-checker'); ?>
1079	</label>
1080	</p>
1081	+
1082	<p>
1083	<label for='run_via_cron'>
1084	<input type="checkbox" name="run_via_cron" id="run_via_cron"
1085	<?php if ($this->conf->options['run_via_cron']) echo ' checked="checked"'; ?>/>
1086	<?php _e('Run hourly in the background', 'broken-link-checker'); ?>
1087	</label>
1088	+ </p>
1089
1090	</td>
1091	</tr>

1130	?>
1131	</td>
1132	</tr>
1133	+
1134	<tr valign="top">
1135	<th scope="row"><?php _e('Max. execution time', 'broken-link-checker'); ?></th>
1136	<td>
1137
1138	<?php
1139	+
1140	printf(
1141	__('%s seconds', 'broken-link-checker'),
1142	sprintf(
1143	+ '<input type="text" name="max_execution_time" id="max_execution_time" value="%d" size="5" maxlength="5" />',
1144	$this->conf->options['max_execution_time']
1145	)
1146	);
1147	+
1148	+ ?>
1149	<br/><span class="description">
1150	<?php
1151	+
1152	_e('The plugin works by periodically launching a background job that parses your posts for links, checks the discovered URLs, and performs other time-consuming tasks. Here you can set for how long, at most, the link monitor may run each time before stopping.', 'broken-link-checker');
1153	+
1154	+ ?>
1155	</span>
1156
1157	</td>
1158	</tr>
1159	+
1160	<tr valign="top">
1161	<th scope="row"><?php _e('Server load limit', 'broken-link-checker'); ?></th>
1162	<td>
1163	<?php
1164	+
1165	$load = blcUtility::get_server_load();
1166	$available = !empty($load);
1167

1171	'<input type="text" name="server_load_limit" id="server_load_limit" value="%s" size="5" maxlength="5"/> ',
1172	$value
1173	);
1174	+
1175	printf(
1176	__('Current load : %s', 'broken-link-checker'),
1177	'<span id="wsblc_current_load">...</span>'

1179	echo '<br/><span class="description">';
1180	printf(
1181	__(
1182	+ 'Link checking will be suspended if the average <a href="%s">server load</a> rises above this number. Leave this field blank to disable load limiting.',
1183	'broken-link-checker'
1184	),
1185	'http://en.wikipedia.org/wiki/Load_(computing)'
1186	);
1187	echo '</span>';
1188	+
1189	} else {
1190	echo '<input type="text" disabled="disabled" value="', esc_attr(__('Not available', 'broken-link-checker')), '" size="13"/><br>';
1191	echo '<span class="description">';
1192	_e('Load limiting only works on Linux-like systems where <code>/proc/loadavg</code> is present and accessible.', 'broken-link-checker');
1193	echo '</span>';
1194	}
1195	+ ?>
1196	</td>
1197	</tr>
1198

1261	</td>
1262	</tr>
1263
1264	+
1265	<tr valign="top">
1266	<th scope="row"><?php _e('Forced recheck', 'broken-link-checker'); ?></th>
1267	<td>
1268	+ <input class="button" type="button" name="start-recheck" id="start-recheck"
1269	value="<?php _e('Re-check all pages', 'broken-link-checker'); ?>" />
1270	<input type="hidden" name="recheck" value="" id="recheck" />
1271	<br />
1272	<span class="description"><?php
1273	_e('The "Nuclear Option". Click this button to make the plugin empty its link database and recheck the entire site from scratch.', 'broken-link-checker');
1274	+
1275	?></span>
1276	</td>
1277	</tr>
1278	+
1279	</table>
1280	</div>
1281	+
1282	</div>
1283	+
1284	<p class="submit"><input type="submit" name="submit" class='button-primary' value="<?php _e('Save Changes') ?>" /></p>
1285	</form>
1286	+
1287	</div> <!-- First postbox-container -->
1288	+
1289	+
1290	</div>
1291	+
1292	+
1293	+
1294	<?php
1295	//The various JS for this page is stored in a separate file for the purposes readability.
1296	include dirname($this->loader) . '/includes/admin/options-page-js.php';
1297	}
1298	+
1299	/**
1300	* Output a list of modules and their settings.
1301	+ *
1302	+ * Each list entry will contain a checkbox that is checked if the module is
1303	+ * currently active.
1304	+ *
1305	* @param array $modules Array of modules to display
1306	* @param array $current_settings
1307	* @return void
1308	*/
1309	function print_module_list($modules, $current_settings){
1310	$moduleManager = blcModuleManager::getInstance();
1311	+
1312	foreach($modules as $module_id => $module_data){
1313	$module_id = $module_data['ModuleID'];
1314	+
1315	$style = $module_data['ModuleHidden']?' style="display:none;"':'';
1316	+
1317	printf(
1318	'<div class="module-container" id="module-container-%s"%s>',
1319	$module_id,
1320	$style
1321	);
1322	$this->print_module_checkbox($module_id, $module_data, $moduleManager->is_active($module_id));
1323	+
1324	$extra_settings = apply_filters(
1325	'blc-module-settings-'.$module_id,
1326	'',
1327	$current_settings
1328	);
1329	+
1330	if ( !empty($extra_settings) ){
1331	+
1332	printf(
1333	' \| <a class="blc-toggle-link toggle-module-settings" id="toggle-module-settings-%s" href="#">%s</a>',
1334	esc_attr($module_id),
1335	__('Configure', 'broken-link-checker')
1336	);
1337	+
1338	//The plugin remembers the last open/closed state of module configuration boxes
1339	+ $box_id = 'module-extra-settings-' . $module_id;
1340	$show = blcUtility::get_cookie(
1341	$box_id,
1342	$moduleManager->is_active($module_id)
1343	);
1344	+
1345	printf(
1346	'<div class="module-extra-settings%s" id="%s">%s</div>',
1347	$show?'':' hidden',

1349	$extra_settings
1350	);
1351	}
1352	+
1353	echo '</div>';
1354	}
1355	}
1356	+
1357	/**
1358	* Output a checkbox for a module.
1359	+ *
1360	* Generates a simple checkbox that can be used to mark a module as active/inactive.
1361	* If the specified module can't be deactivated (ModuleAlwaysActive = true), the checkbox
1362	* will be displayed in a disabled state and a hidden field will be created to make
1363	* form submissions work correctly.
1364	+ *
1365	* @param string $module_id Module ID.
1366	* @param array $module_data Associative array of module data.
1367	* @param bool $active If true, the newly created checkbox will start out checked.

1372	$name_prefix = 'module';
1373	$label_class = '';
1374	$active = $active \|\| $module_data['ModuleAlwaysActive'];
1375	+
1376	if ( $module_data['ModuleAlwaysActive'] ){
1377	$disabled = true;
1378	$name_prefix = 'module-always-active';
1379	}
1380	+
1381	$checked = $active ? ' checked="checked"':'';
1382	if ( $disabled ){
1383	$checked .= ' disabled="disabled"';
1384	}
1385	+
1386	printf(
1387	'<label class="%s">
1388	<input type="checkbox" name="%s[%s]" id="module-checkbox-%s"%s /> %s

1394	$checked,
1395	$module_data['Name']
1396	);
1397	+
1398	if ( $module_data['ModuleAlwaysActive'] ){
1399	printf(
1400	'<input type="hidden" name="module[%s]" value="on">',

1402	);
1403	}
1404	}
1405	+
1406	/**
1407	* Add extra settings to the "Custom fields" entry on the plugin's config. page.
1408	+ *
1409	+ * Callback for the 'blc-module-settings-custom_field' filter.
1410	+ *
1411	* @param string $html Current extra HTML
1412	* @param array $current_settings The current plugin configuration.
1413	* @return string New extra HTML.

1420	) .
1421	'</span>';
1422	$html .= '<br><textarea name="blc_custom_fields" id="blc_custom_fields" cols="45" rows="4">';
1423	+ if( isset($current_settings['custom_fields']) ){
1424	$html .= esc_textarea(implode("\n", $current_settings['custom_fields']));
1425	+ }
1426	$html .= '</textarea>';
1427	+
1428	+ return $html;
1429	+ }
1430	+ function make_acf_field_input($html, $current_settings) {
1431	+ $html .= '<span class="description">' . __('Enter the keys of acf fields you want to check (one per line). If a field contains HTML code, prefix its name with <code>html:</code>. For example, <code>html:field_586a3eaa4091b</code>.', 'broken-link-checker') . '</span>';
1432	+ $html .= '<br><textarea name="blc_acf_fields" id="blc_acf_fields" cols="45" rows="4">';
1433	+ if (isset($current_settings['acf_fields'])) {
1434	+ $html .= esc_textarea(implode("\n", $current_settings['acf_fields']));
1435	+ }
1436	+ $html .= '</textarea>';
1437	+
1438	return $html;
1439	}

1440	/**
1441	* Enqueue CSS file for the plugin's Settings page.
1442	+ *
1443	* @return void
1444	*/
1445	function options_page_css(){
1446	wp_enqueue_style('blc-options-page', plugins_url('css/options-page.css', BLC_PLUGIN_FILE), array(), '20141113');
1447	wp_enqueue_style('dashboard');
1448	}
1449	+
1450
1451	/**
1452	* Display the "Broken Links" page, listing links detected by the plugin and their status.
1453	+ *
1454	* @return void
1455	*/
1456	function links_page(){
1457	global $wpdb; /* @var wpdb $wpdb */
1458	+
1459	$blc_link_query = blcLinkQuery::getInstance();
1460
1461	//Cull invalid and missing modules so that we don't get dummy links/instances showing up.
1462	$moduleManager = blcModuleManager::getInstance();
1463	$moduleManager->validate_active_modules();
1464	+
1465	if ( defined('BLC_DEBUG') && constant('BLC_DEBUG') ){
1466	+ //Make module headers translatable. They need to be formatted corrrectly and
1467	//placed in a .php file to be visible to the script(s) that generate .pot files.
1468	$code = $moduleManager->_build_header_translation_code();
1469	file_put_contents( dirname($this->loader) . '/includes/extra-strings.php', $code );
1470	}
1471	+
1472	$action = !empty($_POST['action'])?$_POST['action']:'';
1473	if ( intval($action) == -1 ){
1474	//Try the second bulk actions box
1475	$action = !empty($_POST['action2'])?$_POST['action2']:'';
1476	}
1477	+
1478	//Get the list of link IDs selected via checkboxes
1479	$selected_links = array();
1480	if ( isset($_POST['selected_links']) && is_array($_POST['selected_links']) ){

1483	//Remove all zeroes
1484	$selected_links = array_filter($selected_links);
1485	}
1486	+
1487	$message = '';
1488	$msg_class = 'updated';
1489	+
1490	//Run the selected bulk action, if any
1491	$force_delete = false;
1492	switch ( $action ){
1493	case 'create-custom-filter':
1494	list($message, $msg_class) = $this->do_create_custom_filter();
1495	break;
1496	+
1497	case 'delete-custom-filter':
1498	list($message, $msg_class) = $this->do_delete_custom_filter();
1499	break;

1504	case 'bulk-trash-sources':
1505	list($message, $msg_class) = $this->do_bulk_delete_sources($selected_links, $force_delete);
1506	break;
1507	+
1508	case 'bulk-unlink':
1509	list($message, $msg_class) = $this->do_bulk_unlink($selected_links);
1510	break;
1511	+
1512	case 'bulk-deredirect':
1513	list($message, $msg_class) = $this->do_bulk_deredirect($selected_links);
1514	break;
1515	+
1516	case 'bulk-recheck':
1517	list($message, $msg_class) = $this->do_bulk_recheck($selected_links);
1518	break;
1519	+
1520	case 'bulk-not-broken':
1521	list($message, $msg_class) = $this->do_bulk_discard($selected_links);
1522	break;

1529	list($message, $msg_class) = $this->do_bulk_edit($selected_links);
1530	break;
1531	}
1532	+
1533	+
1534	if ( !empty($message) ){
1535	echo '<div id="message" class="'.$msg_class.' fade"><p>'.$message.'</p></div>';
1536	}
1537	+
1538	$start_time = microtime_float();
1539	+
1540	//Load custom filters, if any
1541	$blc_link_query->load_custom_filters();
1542	+
1543	//Calculate the number of links matching each filter
1544	$blc_link_query->count_filter_results();
1545	+
1546	//Run the selected filter (defaults to displaying broken links)
1547	$selected_filter_id = isset($_GET['filter_id'])?$_GET['filter_id']:'broken';
1548	$current_filter = $blc_link_query->exec_filter(
1549	$selected_filter_id,
1550	isset($_GET['paged']) ? intval($_GET['paged']) : 1,
1551	+ $this->conf->options['table_links_per_page'],
1552	'broken',
1553	isset($_GET['orderby']) ? $_GET['orderby'] : '',
1554	isset($_GET['order']) ? $_GET['order'] : ''

1557	//exec_filter() returns an array with filter data, including the actual filter ID that was used.
1558	$filter_id = $current_filter['filter_id'];
1559
1560	+ //Error?
1561	if ( empty($current_filter['links']) && !empty($wpdb->last_error) ){
1562	printf( __('Database error : %s', 'broken-link-checker'), $wpdb->last_error);
1563	}
1564	?>
1565	+
1566	<script type='text/javascript'>
1567	var blc_current_filter = '<?php echo $filter_id; ?>';
1568	var blc_is_broken_filter = <?php echo $current_filter['is_broken_filter'] ? 'true' : 'false'; ?>;
1569	var blc_current_base_filter = '<?php echo esc_js($current_filter['base_filter']); ?>';
1570	var blc_suggestions_enabled = <?php echo $this->conf->options['suggestions_enabled'] ? 'true' : 'false'; ?>;
1571	</script>
1572	+
1573	<div class="wrap">
1574	<?php
1575	$blc_link_query->print_filter_heading($current_filter);
1576	$blc_link_query->print_filter_menu($filter_id);
1577	+
1578	//Display the "Search" form and associated buttons.
1579	//The form requires the $filter_id and $current_filter variables to be set.
1580	include dirname($this->loader) . '/includes/admin/search-form.php';
1581	+
1582	+ //If the user has decided to switch the table to a different mode (compact/full),
1583	//save the new setting.
1584	if ( isset($_GET['compact']) ){
1585	$this->conf->options['table_compact'] = (bool)$_GET['compact'];

1588
1589	//Display the links, if any
1590	if( $current_filter['links'] && ( count($current_filter['links']) > 0 ) ) {
1591	+
1592	include dirname($this->loader) . '/includes/admin/table-printer.php';
1593	$table = new blcTablePrinter($this);
1594	$table->print_table(
1595	$current_filter,
1596	+ $this->conf->options['table_layout'],
1597	$this->conf->options['table_visible_columns'],
1598	$this->conf->options['table_compact']
1599	);
1600
1601	};
1602	+ printf('<!-- Total elapsed : %.4f seconds -->', microtime_float() - $start_time);
1603	+
1604	//Load assorted JS event handlers and other shinies
1605	include dirname($this->loader) . '/includes/admin/links-page-js.php';
1606	+
1607	?></div><?php
1608	}
1609	+
1610	/**
1611	* Create a custom link filter using params passed in $_POST.
1612	*
1613	* @uses $_POST
1614	+ * @uses $_GET to replace the current filter ID (if any) with that of the newly created filter.
1615	*
1616	+ * @return array Message and the CSS class to apply to the message.
1617	*/
1618	function do_create_custom_filter(){
1619	global $wpdb;

1635	$name = strip_tags(strval($_POST['name']));
1636	$blc_link_query = blcLinkQuery::getInstance();
1637	$filter_id = $blc_link_query->create_custom_filter($name, $_POST['params']);
1638	+
1639	if ( $filter_id ){
1640	//Saved
1641	$message = sprintf( __('Filter "%s" created', 'broken-link-checker'), $name);
1642	//A little hack to make the filter active immediately
1643	+ $_GET['filter_id'] = $filter_id;
1644	} else {
1645	//Error
1646	$message = sprintf( __("Database error : %s", 'broken-link-checker'), $wpdb->last_error);
1647	$msg_class = 'error';
1648	}
1649	}
1650	+
1651	return array($message, $msg_class);
1652	}
1653	+
1654	/**
1655	* Delete a custom link filter.
1656	*
1657	* @uses $_POST
1658	*
1659	+ * @return array Message and a CSS class to apply to the message.
1660	*/
1661	function do_delete_custom_filter(){
1662	//Delete an existing custom filter!
1663	check_admin_referer( 'delete-custom-filter' );
1664	$msg_class = 'updated';
1665	+
1666	//Filter ID must be set
1667	if ( empty($_POST['filter_id']) ){
1668	$message = __("Filter ID not specified.", 'broken-link-checker');

1679	$msg_class = 'error';
1680	}
1681	}
1682	+
1683	return array($message, $msg_class);
1684	}
1685	+
1686	/**
1687	* Modify multiple links to point to their target URLs.
1688	*

1691	*/
1692	function do_bulk_deredirect($selected_links){
1693	//For all selected links, replace the URL with the final URL that it redirects to.
1694	+
1695	$message = '';
1696	$msg_class = 'updated';
1697	+
1698	check_admin_referer( 'bulk-action' );
1699	+
1700	+ if ( count($selected_links) > 0 ) {
1701	//Fetch all the selected links
1702	$links = blc_get_links(array(
1703	'link_ids' => $selected_links,
1704	'purpose' => BLC_FOR_EDITING,
1705	));
1706	+
1707	if ( count($links) > 0 ) {
1708	$processed_links = 0;
1709	$failed_links = 0;
1710	+
1711	//Deredirect all selected links
1712	foreach($links as $link){
1713	$rez = $link->deredirect();

1716	} else {
1717	$failed_links++;
1718	}
1719	+ }
1720	+
1721	$message = sprintf(
1722	_n(
1723	'Replaced %d redirect with a direct link',
1724	'Replaced %d redirects with direct links',
1725	+ $processed_links,
1726	'broken-link-checker'
1727	),
1728	$processed_links
1729	+ );
1730	+
1731	if ( $failed_links > 0 ) {
1732	$message .= '<br>' . sprintf(
1733	_n(
1734	+ 'Failed to fix %d redirect',
1735	'Failed to fix %d redirects',
1736	$failed_links,
1737	'broken-link-checker'

1744	$message = __('None of the selected links are redirects!', 'broken-link-checker');
1745	}
1746	}
1747	+
1748	return array($message, $msg_class);
1749	}
1750	+
1751	/**
1752	* Edit multiple links in one go.
1753	*

1757	function do_bulk_edit($selected_links){
1758	$message = '';
1759	$msg_class = 'updated';
1760	+
1761	check_admin_referer( 'bulk-action' );
1762	+
1763	$post = $_POST;
1764	if ( function_exists('wp_magic_quotes') ){
1765	$post = stripslashes_deep($post); //Ceterum censeo, WP shouldn't mangle superglobals.
1766	}
1767	+
1768	$search = isset($post['search']) ? $post['search'] : '';
1769	+ $replace = isset($post['replace']) ? $post['replace'] : '';
1770	$use_regex = !empty($post['regex']);
1771	$case_sensitive = !empty($post['case_sensitive']);
1772	+
1773	$delimiter = '`'; //Pick a char that's uncommon in URLs so that escaping won't usually be a problem
1774	if ( $use_regex ){
1775	$search = $delimiter . $this->escape_regex_delimiter($search, $delimiter) . $delimiter;

1782	$search = $delimiter . preg_quote($search, $delimiter) . $delimiter . 'i';
1783	$use_regex = true;
1784	}
1785	+
1786	+ if ( count($selected_links) > 0 ) {
1787	set_time_limit(300); //In case the user decides to edit hundreds of links at once
1788	+
1789	//Fetch all the selected links
1790	$links = blc_get_links(array(
1791	'link_ids' => $selected_links,
1792	'purpose' => BLC_FOR_EDITING,
1793	));
1794	+
1795	if ( count($links) > 0 ) {
1796	$processed_links = 0;
1797	$failed_links = 0;
1798	$skipped_links = 0;
1799	+
1800	//Edit the links
1801	foreach($links as $link){
1802	if ( $use_regex ){

1804	} else {
1805	$new_url = str_replace($search, $replace, $link->url);
1806	}
1807	+
1808	if ( $new_url == $link->url ){
1809	$skipped_links++;
1810	continue;
1811	}
1812	+
1813	$rez = $link->edit($new_url);
1814	if ( !is_wp_error($rez) && empty($rez['errors'] )){
1815	$processed_links++;
1816	} else {
1817	$failed_links++;
1818	}
1819	+ }
1820	+
1821	$message .= sprintf(
1822	_n(
1823	'%d link updated.',
1824	'%d links updated.',
1825	+ $processed_links,
1826	'broken-link-checker'
1827	),
1828	$processed_links
1829	);
1830	+
1831	if ( $failed_links > 0 ) {
1832	$message .= '<br>' . sprintf(
1833	_n(
1834	+ 'Failed to update %d link.',
1835	'Failed to update %d links.',
1836	$failed_links,
1837	'broken-link-checker'

1842	}
1843	}
1844	}
1845	+
1846	return array($message, $msg_class);
1847	}
1848

1880
1881	return $output;
1882	}
1883	+
1884	/**
1885	* Unlink multiple links.
1886	*

1891	//Unlink all selected links.
1892	$message = '';
1893	$msg_class = 'updated';
1894	+
1895	check_admin_referer( 'bulk-action' );
1896	+
1897	+ if ( count($selected_links) > 0 ) {
1898	+
1899	//Fetch all the selected links
1900	$links = blc_get_links(array(
1901	'link_ids' => $selected_links,
1902	'purpose' => BLC_FOR_EDITING,
1903	));
1904	+
1905	if ( count($links) > 0 ) {
1906	$processed_links = 0;
1907	$failed_links = 0;
1908	+
1909	//Unlink (delete) each one
1910	foreach($links as $link){
1911	$rez = $link->unlink();

1914	} else {
1915	$processed_links++;
1916	}
1917	+ }
1918	+
1919	+ //This message is slightly misleading - it doesn't account for the fact that
1920	//a link can be present in more than one post.
1921	$message = sprintf(
1922	_n(
1923	'%d link removed',
1924	'%d links removed',
1925	+ $processed_links,
1926	'broken-link-checker'
1927	),
1928	$processed_links
1929	+ );
1930	+
1931	if ( $failed_links > 0 ) {
1932	$message .= '<br>' . sprintf(
1933	_n(
1934	+ 'Failed to remove %d link',
1935	'Failed to remove %d links',
1936	$failed_links,
1937	'broken-link-checker'

1942	}
1943	}
1944	}
1945	+
1946	return array($message, $msg_class);
1947	}
1948	+
1949	/**
1950	* Delete or trash posts, bookmarks and other items that contain any of the specified links.
1951	+ *
1952	+ * Will prefer moving stuff to trash to permanent deletion. If it encounters an item that
1953	* can't be moved to the trash, it will skip that item by default.
1954	*
1955	* @param array $selected_links An array of link IDs

1959	function do_bulk_delete_sources($selected_links, $force_delete = false){
1960	$message = '';
1961	$msg_class = 'updated';
1962	+
1963	//Delete posts, blogroll entries and any other link containers that contain any of the selected links.
1964	//
1965	//Note that once all containers containing a particular link have been deleted,
1966	+ //there is no need to explicitly delete the link record itself. The hooks attached to
1967	+ //the actions that execute when something is deleted (e.g. "post_deleted") will
1968	+ //take care of that.
1969	+
1970	check_admin_referer( 'bulk-action' );
1971	+
1972	+ if ( count($selected_links) > 0 ) {
1973	$messages = array();
1974	+
1975	//Fetch all the selected links
1976	$links = blc_get_links(array(
1977	'link_ids' => $selected_links,
1978	'load_instances' => true,
1979	));
1980	+
1981	//Make a list of all containers associated with these links, with each container
1982	//listed only once.
1983	$containers = array();

1988	$containers[$key] = array($instance->container_type, $instance->container_id);
1989	}
1990	}
1991	+
1992	//Instantiate the containers
1993	$containers = blcContainerHelper::get_containers($containers);
1994

1999	if ( !$container->current_user_can_delete() ){
2000	continue;
2001	}
2002	+
2003	if ( $force_delete ){
2004	$rez = $container->delete_wrapped_object();
2005	} else {
2006	if ( $container->can_be_trashed() ){
2007	$rez = $container->trash_wrapped_object();
2008	} else {
2009	+ $skipped[] = $container;
2010	continue;
2011	}
2012	}
2013	+
2014	if ( is_wp_error($rez) ){ /* @var WP_Error $rez */
2015	//Record error messages for later display
2016	$messages[] = $rez->get_error_message();

2025	}
2026	}
2027	}
2028	+
2029	//Generate delete confirmation messages
2030	foreach($deleted as $container_type => $number){
2031	if ( $force_delete ){

2033	} else {
2034	$messages[] = blcContainerHelper::ui_bulk_trash_message($container_type, $number);
2035	}
2036	+
2037	}
2038	+
2039	//If some items couldn't be trashed, let the user know
2040	if ( count($skipped) > 0 ){
2041	$message = sprintf(

2054	);
2055	}
2056	$message .= '</ul>';
2057	+
2058	$messages[] = $message;
2059	}
2060	+
2061	if ( count($messages) > 0 ){
2062	$message = implode('<p>', $messages);
2063	} else {

2065	$msg_class = 'error';
2066	}
2067	}
2068	+
2069	return array($message, $msg_class);
2070	}
2071	+
2072	/**
2073	* Mark multiple links as unchecked.
2074	*

2078	function do_bulk_recheck($selected_links){
2079	/** @var wpdb $wpdb */
2080	global $wpdb;
2081	+
2082	$message = '';
2083	$msg_class = 'updated';
2084
2085	check_admin_referer('bulk-action');
2086	+
2087	if ( count($selected_links) > 0 ){
2088	+ $q = "UPDATE {$wpdb->prefix}blc_links
2089	+ SET last_check_attempt = '0000-00-00 00:00:00'
2090	WHERE link_id IN (".implode(', ', $selected_links).")";
2091	$changes = $wpdb->query($q);
2092	+
2093	$message = sprintf(
2094	_n(
2095	"%d link scheduled for rechecking",
2096	"%d links scheduled for rechecking",
2097	+ $changes,
2098	'broken-link-checker'
2099	),
2100	$changes
2101	);
2102	}
2103	+
2104	return array($message, $msg_class);
2105	}
2106	+
2107	+
2108	/**
2109	* Mark multiple links as not broken.
2110	+ *
2111	* @param array $selected_links An array of link IDs
2112	* @return array Confirmation nessage and the CSS class to use with that message.
2113	*/
2114	function do_bulk_discard($selected_links){
2115	check_admin_referer( 'bulk-action' );
2116	+
2117	$messages = array();
2118	$msg_class = 'updated';
2119	$processed_links = 0;
2120	+
2121	if ( count($selected_links) > 0 ){
2122	foreach($selected_links as $link_id){
2123	//Load the link
2124	$link = new blcLink( intval($link_id) );
2125	+
2126	//Skip links that don't actually exist
2127	if ( !$link->valid() ){
2128	continue;
2129	}
2130	+
2131	//Skip links that weren't actually detected as broken
2132	if ( !$link->broken && !$link->warning ){
2133	continue;
2134	}
2135	+
2136	//Make it appear "not broken"
2137	$link->broken = false;
2138	$link->warning = false;

2153	}
2154	}
2155	}
2156	+
2157	if ( $processed_links > 0 ){
2158	$messages[] = sprintf(
2159	_n(
2160	'%d link marked as not broken',
2161	'%d links marked as not broken',
2162	+ $processed_links,
2163	'broken-link-checker'
2164	),
2165	$processed_links
2166	);
2167	}
2168	+
2169	return array(implode('<br>', $messages), $msg_class);
2170	}
2171

2227
2228	return array(implode('<br>', $messages), $msg_class);
2229	}
2230	+
2231	+
2232	/**
2233	* Enqueue CSS files for the "Broken Links" page
2234	+ *
2235	* @return void
2236	*/
2237	function links_page_css(){

2290	)
2291	);
2292	}
2293	+
2294	/**
2295	* Generate the HTML for the plugin's Screen Options panel.
2296	+ *
2297	* @return string
2298	*/
2299	function screen_options_html(){

2306	$this->conf->save_options();
2307	}
2308	}
2309	+
2310	//Let the user show/hide individual table columns
2311	$html = '<h5>' . __('Table columns', 'broken-link-checker') . '</h5>';
2312	+
2313	include dirname($this->loader) . '/includes/admin/table-printer.php';
2314	$table = new blcTablePrinter($this);
2315	$available_columns = $table->get_layout_columns($this->conf->options['table_layout']);
2316	+
2317	$html .= '<div id="blc-column-selector" class="metabox-prefs">';
2318	+
2319	foreach( $available_columns as $column_id => $data ){
2320	$html .= sprintf(
2321	'<label><input type="checkbox" name="visible_columns[%s]"%s>%s</label>',

2323	in_array($column_id, $this->conf->options['table_visible_columns']) ? ' checked="checked"' : '',
2324	$data['heading']
2325	);
2326	+ }
2327	+
2328	$html .= '</div>';
2329	+
2330	+ $html .= '<h5>' . __('Show on screen', 'broken-link-checker') . '</h5>';
2331	$html .= '<div class="screen-options">';
2332	$html .= sprintf(
2333	'<input type="text" name="per_page" maxlength="3" value="%d" class="screen-per-page" id="blc_links_per_page" />

2338	__('Apply')
2339	);
2340	$html .= '</div>';
2341	+
2342	$html .= '<h5>' . __('Misc', 'broken-link-checker') . '</h5>';
2343	$html .= '<div class="screen-options">';
2344	/*
2345	+ Display a checkbox in "Screen Options" that lets the user highlight links that
2346	+ have been broken for at least X days.
2347	*/
2348	$html .= sprintf(
2349	'<label><input type="checkbox" id="highlight_permanent_failures" name="highlight_permanent_failures"%s> ',

2358	$input_box
2359	);
2360	$html .= '</label>';
2361	+
2362	//Display a checkbox for turning colourful link status messages on/off
2363	$html .= sprintf(
2364	'<br/><label><input type="checkbox" id="table_color_code_status" name="table_color_code_status"%s> %s</label>',
2365	$this->conf->options['table_color_code_status'] ? ' checked="checked"' : '',
2366	__('Color-code status codes', 'broken-link-checker')
2367	);
2368	+
2369	$html .= '</div>';
2370	+
2371	return $html;
2372	}
2373	+
2374	/**
2375	* AJAX callback for saving the "Screen Options" panel settings
2376	+ *
2377	* @param array $form
2378	* @return void
2379	*/
2380	function ajax_save_screen_options($form){
2381	if ( !current_user_can('edit_others_posts') ){
2382	die( json_encode( array(
2383	+ 'error' => __("You're not allowed to do that!", 'broken-link-checker')
2384	)));
2385	}
2386	+
2387	$this->conf->options['highlight_permanent_failures'] = !empty($form['highlight_permanent_failures']);
2388	$this->conf->options['table_color_code_status'] = !empty($form['table_color_code_status']);
2389	+
2390	$failure_duration_threshold = intval($form['failure_duration_threshold']);
2391	if ( $failure_duration_threshold >=1 ){
2392	$this->conf->options['failure_duration_threshold'] = $failure_duration_threshold;
2393	}
2394	+
2395	if ( isset($form['visible_columns']) && is_array($form['visible_columns']) ){
2396	$this->conf->options['table_visible_columns'] = array_keys($form['visible_columns']);
2397	}
2398	+
2399	$this->conf->save_options();
2400	die('1');
2401	}
2402	+
2403	function start_timer(){
2404	$this->execution_start_time = microtime_float();
2405	}
2406	+
2407	function execution_time(){
2408	return microtime_float() - $this->execution_start_time;
2409	}
2410	+
2411	/**
2412	* The main worker function that does all kinds of things.
2413	*

2424	if ( session_id() != '' ) {
2425	session_write_close();
2426	}
2427	+
2428	if ( !$this->acquire_lock() ){
2429	//FB::warn("Another instance of BLC is already working. Stop.");
2430	$blclog->info('Another instance of BLC is already working. Stop.');
2431	return;
2432	}
2433	+
2434	if ( $this->server_too_busy() ){
2435	//FB::warn("Server is too busy. Stop.");
2436	$blclog->warn('Server load is too high, stopping.');
2437	return;
2438	}
2439	+
2440	$this->start_timer();
2441	$blclog->info('work() starts');
2442
2443	$max_execution_time = $this->conf->options['max_execution_time'];
2444	+
2445	/*****************************************
2446	Preparation
2447	******************************************/

2449	if( blcUtility::is_safe_mode() ){
2450	// Do it the safe mode way - obey the existing max_execution_time setting
2451	$t = ini_get('max_execution_time');
2452	+ if ($t && ($t < $max_execution_time))
2453	$max_execution_time = $t-1;
2454	} else {
2455	// Do it the regular way
2456	@set_time_limit( $max_execution_time * 2 ); //x2 should be plenty, running any longer would mean a glitch.
2457	}
2458	+
2459	//Don't stop the script when the connection is closed
2460	ignore_user_abort( true );
2461

2476	ob_end_flush(); // Strange behaviour, will not work
2477	flush(); // Unless both are called !
2478	}
2479	+
2480	//Load modules for this context
2481	$moduleManager = blcModuleManager::getInstance();
2482	$moduleManager->load_modules('work');

2484	$target_usage_fraction = $this->conf->get('target_resource_usage', 0.25);
2485	//Target usage must be between 1% and 100%.
2486	$target_usage_fraction = max(min($target_usage_fraction, 1), 0.01);
2487	+
2488	+
2489	/*****************************************
2490	Parse posts and bookmarks
2491	******************************************/
2492	+
2493	$orphans_possible = false;
2494	$still_need_resynch = $this->conf->options['need_resynch'];
2495	+
2496	if ( $still_need_resynch ) {
2497
2498	//FB::log("Looking for containers that need parsing...");

2505	while( !empty($containers) ){
2506	//FB::log($containers, 'Found containers');
2507	$this->sleep_to_maintain_ratio($get_containers_time, $target_usage_fraction);
2508	+
2509	foreach($containers as $container){
2510	$synch_start_time = microtime(true);
2511

2519	$container->container_id,
2520	$synch_elapsed_time * 1000
2521	));
2522	+
2523	//Check if we still have some execution time left
2524	if( $this->execution_time() > $max_execution_time ){
2525	//FB::log('The allotted execution time has run out');

2527	$this->release_lock();
2528	return;
2529	}
2530	+
2531	//Check if the server isn't overloaded
2532	if ( $this->server_too_busy() ){
2533	//FB::log('Server overloaded, bailing out.');

2546	$containers = blcContainerHelper::get_unsynched_containers($max_containers_per_query);
2547	$get_containers_time = microtime(true) - $start;
2548	}
2549	+
2550	//FB::log('No unparsed items found.');
2551	$still_need_resynch = false;
2552	+
2553	} else {
2554	//FB::log('Resynch not required.');
2555	}
2556	+
2557	/******************************************
2558	Resynch done?
2559	*******************************************/

2561	$this->conf->options['need_resynch'] = $still_need_resynch;
2562	$this->conf->save_options();
2563	}
2564	+
2565	/******************************************
2566	Remove orphaned links
2567	*******************************************/
2568	+
2569	if ( $orphans_possible ) {
2570	$start = microtime(true);
2571

2575	$get_links_time = microtime(true) - $start;
2576	$this->sleep_to_maintain_ratio($get_links_time, $target_usage_fraction);
2577	}
2578	+
2579	//Check if we still have some execution time left
2580	if( $this->execution_time() > $max_execution_time ){
2581	//FB::log('The allotted execution time has run out');

2583	$this->release_lock();
2584	return;
2585	}
2586	+
2587	if ( $this->server_too_busy() ){
2588	//FB::log('Server overloaded, bailing out.');
2589	$blclog->info('Server load too high, stopping.');
2590	$this->release_lock();
2591	return;
2592	}
2593	+
2594	/*****************************************
2595	Check links
2596	******************************************/

2602
2603	while ( $links ){
2604	$this->sleep_to_maintain_ratio($get_links_time, $target_usage_fraction);
2605	+
2606	//Some unchecked links found
2607	//FB::log("Checking ".count($links)." link(s)");
2608	$blclog->info("Checking ".count($links)." link(s)");

2625	$link->last_check_attempt = time();
2626	$link->save();
2627	}
2628	+
2629	//Check if we still have some execution time left
2630	if( $this->execution_time() > $max_execution_time ){
2631	//FB::log('The allotted execution time has run out');

2633	$this->release_lock();
2634	return;
2635	}
2636	+
2637	//Check if the server isn't overloaded
2638	if ( $this->server_too_busy() ){
2639	//FB::log('Server overloaded, bailing out.');

2649	$get_links_time = microtime(true) - $start;
2650	}
2651	//FB::log('No links need to be checked right now.');
2652	+
2653	$this->release_lock();
2654	$blclog->info('work(): All done.');
2655	//FB::log('All done.');

2679	usleep($sleep_time * 1000000);
2680	}
2681	}
2682	+
2683	/**
2684	* This function is called when the plugin's cron hook executes.
2685	* Its only purpose is to invoke the worker function.
2686	*
2687	+ * @uses wsBrokenLinkChecker::work()
2688	*
2689	* @return void
2690	*/
2691	function cron_check_links(){
2692	$this->work();
2693	}
2694	+
2695	/**
2696	* Retrieve links that need to be checked or re-checked.
2697	*
2698	* @param integer $max_results The maximum number of links to return. Defaults to 0 = no limit.
2699	+ * @param bool $count_only If true, only the number of found links will be returned, not the links themselves.
2700	* @return int\|blcLink[]
2701	*/
2702	function get_links_to_check($max_results = 0, $count_only = false){
2703	global $wpdb; /* @var wpdb $wpdb */
2704	+
2705	$check_threshold = date('Y-m-d H:i:s', strtotime('-'.$this->conf->options['check_threshold'].' hours'));
2706	$recheck_threshold = date('Y-m-d H:i:s', time() - $this->conf->options['recheck_threshold']);
2707	+
2708	//FB::log('Looking for links to check (threshold : '.$check_threshold.', recheck_threshold : '.$recheck_threshold.')...');
2709	+
2710	//Select some links that haven't been checked for a long time or
2711	//that are broken and need to be re-checked again. Links that are
2712	//marked as "being checked" and have been that way for several minutes
2713	+ //can also be considered broken/buggy, so those will be selected
2714	//as well.
2715	+
2716	+ //Only check links that have at least one valid instance (i.e. an instance exists and
2717	//it corresponds to one of the currently loaded container/parser types).
2718	$manager = blcModuleManager::getInstance();
2719	$loaded_containers = $manager->get_escaped_ids('container');
2720	$loaded_parsers = $manager->get_escaped_ids('parser');
2721	+
2722	//Note : This is a slow query, but AFAIK there is no way to speed it up.
2723	+ //I could put an index on last_check_attempt, but that value is almost
2724	//certainly unique for each row so it wouldn't be much better than a full table scan.
2725	if ( $count_only ){
2726	$q = "SELECT COUNT(DISTINCT links.link_id)\n";

2752	$q .= "LIMIT " . intval($max_results);
2753	}
2754	}
2755	+
2756	$link_q = $wpdb->prepare(
2757	+ $q,
2758	+ $check_threshold,
2759	+ $this->conf->options['recheck_count'],
2760	$recheck_threshold
2761	);
2762	//FB::log($link_q, "Find links to check");
2763	//$blclog->debug("Find links to check: \n" . $link_q);
2764	+
2765	//If we just need the number of links, retrieve it and return
2766	if ( $count_only ){
2767	return $wpdb->get_var($link_q);
2768	}
2769	+
2770	//Fetch the link data
2771	$link_data = $wpdb->get_results($link_q, ARRAY_A);
2772	if ( empty($link_data) ){
2773	return array();
2774	}
2775	+
2776	//Instantiate blcLink objects for all fetched links
2777	$links = array();
2778	foreach($link_data as $data){
2779	$links[] = new blcLink($data);
2780	}
2781	+
2782	return $links;
2783	}
2784	+
2785	/**
2786	* Output the current link checker status in JSON format.
2787	* Ajax hook for the 'blc_full_status' action.

2791	function ajax_full_status( ){
2792	$status = $this->get_status();
2793	$text = $this->status_text( $status );
2794	+
2795	echo json_encode( array(
2796	'text' => $text,
2797	+ 'status' => $status,
2798	) );
2799	+
2800	die();
2801	}
2802	+
2803	/**
2804	* Generates a status message based on the status info in $status
2805	*

2808	*/
2809	function status_text( $status ){
2810	$text = '';
2811	+
2812	if( $status['broken_links'] > 0 ){
2813	+ $text .= sprintf(
2814	+ "<a href='%s' title='" . __('View broken links', 'broken-link-checker') . "'><strong>".
2815	_n('Found %d broken link', 'Found %d broken links', $status['broken_links'], 'broken-link-checker') .
2816	"</strong></a>",
2817	esc_attr(admin_url('tools.php?page=view-broken-links')),

2820	} else {
2821	$text .= __("No broken links found.", 'broken-link-checker');
2822	}
2823	+
2824	$text .= "<br/>";
2825	+
2826	if( $status['unchecked_links'] > 0) {
2827	+ $text .= sprintf(
2828	+ _n('%d URL in the work queue', '%d URLs in the work queue', $status['unchecked_links'], 'broken-link-checker'),
2829	$status['unchecked_links'] );
2830	} else {
2831	$text .= __("No URLs in the work queue.", 'broken-link-checker');
2832	}
2833	+
2834	$text .= "<br/>";
2835	if ( $status['known_links'] > 0 ){
2836	$url_count = sprintf(

2862	$text .= __('No links detected.', 'broken-link-checker');
2863	}
2864	}
2865	+
2866	return $text;
2867	}
2868	+
2869	/**
2870	+ * @uses wsBrokenLinkChecker::ajax_full_status()
2871	*
2872	* @return void
2873	*/

2875	//Just display the full status.
2876	$this->ajax_full_status();
2877	}
2878	+
2879	/**
2880	* Output the current average server load (over the last one-minute period).
2881	* Called via AJAX.

2887	if ( empty($load) ){
2888	die( _x('Unknown', 'current load', 'broken-link-checker') );
2889	}
2890	+
2891	$one_minute = reset($load);
2892	printf('%.2f', $one_minute);
2893	die();
2894	}
2895	+
2896	/**
2897	+ * Returns an array with various status information about the plugin. Array key reference:
2898	* check_threshold - date/time; links checked before this threshold should be checked again.
2899	* recheck_threshold - date/time; broken links checked before this threshold should be re-checked.
2900	* known_links - the number of detected unique URLs (a misleading name, yes).
2901	* known_instances - the number of detected link instances, i.e. actual link elements in posts and other places.
2902	+ * broken_links - the number of detected broken links.
2903	* unchecked_links - the number of URLs that need to be checked ASAP; based on check_threshold and recheck_threshold.
2904	*
2905	* @return array
2906	*/
2907	function get_status(){
2908	$blc_link_query = blcLinkQuery::getInstance();
2909	+
2910	$check_threshold=date('Y-m-d H:i:s', strtotime('-'.$this->conf->options['check_threshold'].' hours'));
2911	$recheck_threshold=date('Y-m-d H:i:s', time() - $this->conf->options['recheck_threshold']);
2912	+
2913	$known_links = blc_get_links(array('count_only' => true));
2914	$known_instances = blc_get_usable_instance_count();
2915	+
2916	$broken_links = $blc_link_query->get_filter_links('broken', array('count_only' => true));
2917	+
2918	$unchecked_links = $this->get_links_to_check(0, true);
2919	+
2920	return array(
2921	'check_threshold' => $check_threshold,
2922	'recheck_threshold' => $recheck_threshold,

2926	'unchecked_links' => $unchecked_links,
2927	);
2928	}
2929	+
2930	function ajax_work(){
2931	check_ajax_referer('blc_work');
2932
2933	+ //Run the worker function
2934	$this->work();
2935	die();
2936	}
2937	+
2938	/**
2939	* AJAX hook for the "Not broken" button. Marks a link as broken and as a likely false positive.
2940	*

2944	if (!current_user_can('edit_others_posts') \|\| !check_ajax_referer('blc_discard', false, false)){
2945	die( __("You're not allowed to do that!", 'broken-link-checker') );
2946	}
2947	+
2948	if ( isset($_POST['link_id']) ){
2949	//Load the link
2950	$link = new blcLink( intval($_POST['link_id']) );
2951	+
2952	if ( !$link->valid() ){
2953	printf( __("Oops, I can't find the link %d", 'broken-link-checker'), intval($_POST['link_id']) );
2954	die();
2955	}
2956	//Make it appear "not broken"
2957	+ $link->broken = false;
2958	$link->warning = false;
2959	$link->false_positive = true;
2960	$link->last_check_attempt = time();

3009	die( __("Error : link_id not specified", 'broken-link-checker') );
3010	}
3011	}
3012	+
3013	/**
3014	+ * AJAX hook for the inline link editor on Tools -> Broken Links.
3015	*
3016	* @return void
3017	*/
3018	function ajax_edit(){
3019	if (!current_user_can('edit_others_posts') \|\| !check_ajax_referer('blc_edit', false, false)){
3020	die( json_encode( array(
3021	+ 'error' => __("You're not allowed to do that!", 'broken-link-checker')
3022	)));
3023	}
3024

3109	die( json_encode($response) );
3110	}
3111	}
3112	+
3113	/**
3114	+ * AJAX hook for the "Unlink" action links in Tools -> Broken Links.
3115	* Removes the specified link from all posts and other supported items.
3116	*
3117	* @return void

3119	function ajax_unlink(){
3120	if (!current_user_can('edit_others_posts') \|\| !check_ajax_referer('blc_unlink', false, false)){
3121	die( json_encode( array(
3122	+ 'error' => __("You're not allowed to do that!", 'broken-link-checker')
3123	)));
3124	}
3125	+
3126	if ( isset($_POST['link_id']) ){
3127	//Load the link
3128	$link = new blcLink( intval($_POST['link_id']) );
3129	+
3130	if ( !$link->valid() ){
3131	die( json_encode( array(
3132	+ 'error' => sprintf( __("Oops, I can't find the link %d", 'broken-link-checker'), intval($_POST['link_id']) )
3133	)));
3134	}
3135	+
3136	//Try and unlink it
3137	$rez = $link->unlink();
3138	+
3139	if ( $rez === false ){
3140	die( json_encode( array(
3141	'error' => __("An unexpected error occured!", 'broken-link-checker')

3149	foreach($rez['errors'] as $error){ /** @var WP_Error $error */
3150	array_push( $response['errors'], implode(', ', $error->get_error_messages()) );
3151	}
3152	+
3153	die( json_encode($response) );
3154	}
3155	+
3156	} else {
3157	die( json_encode( array(
3158	+ 'error' => __("Error : link_id not specified", 'broken-link-checker')
3159	)));
3160	}
3161	}

3263
3264	die(json_encode($response));
3265	}
3266	+
3267	function ajax_link_details(){
3268	global $wpdb; /* @var wpdb $wpdb */
3269	+
3270	if (!current_user_can('edit_others_posts')){
3271	die( __("You don't have sufficient privileges to access this information!", 'broken-link-checker') );
3272	}
3273	+
3274	//FB::log("Loading link details via AJAX");
3275	+
3276	if ( isset($_GET['link_id']) ){
3277	//FB::info("Link ID found in GET");
3278	$link_id = intval($_GET['link_id']);

3283	//FB::error('Link ID not specified, you hacking bastard.');
3284	die( __('Error : link ID not specified', 'broken-link-checker') );
3285	}
3286	+
3287	+ //Load the link.
3288	$link = new blcLink($link_id);
3289	+
3290	if ( !$link->is_new ){
3291	//FB::info($link, 'Link loaded');
3292	if ( !class_exists('blcTablePrinter') ){

3299	die();
3300	}
3301	}
3302	+
3303	/**
3304	* Acquire an exclusive lock.
3305	* If we already hold a lock, it will be released and a new one will be acquired.

3309	function acquire_lock(){
3310	return WPMutex::acquire('blc_lock');
3311	}
3312	+
3313	/**
3314	+ * Relese our exclusive lock.
3315	* Does nothing if the lock has already been released.
3316	*
3317	* @return bool

3319	function release_lock(){
3320	return WPMutex::release('blc_lock');
3321	}
3322	+
3323	/**
3324	* Check if server is currently too overloaded to run the link checker.
3325	*

3329	if ( !$this->conf->options['enable_load_limit'] \|\| !isset($this->conf->options['server_load_limit']) ){
3330	return false;
3331	}
3332	+
3333	$loads = blcUtility::get_server_load();
3334	if ( empty($loads) ){
3335	return false;
3336	}
3337	$one_minute = floatval(reset($loads));
3338	+
3339	return $one_minute > $this->conf->options['server_load_limit'];
3340	}
3341	+
3342	/**
3343	* Register BLC's Dashboard widget
3344	+ *
3345	* @return void
3346	*/
3347	function hook_wp_dashboard_setup(){
3348	$show_widget = current_user_can($this->conf->get('dashboard_widget_capability', 'edit_others_posts'));
3349	if ( function_exists( 'wp_add_dashboard_widget' ) && $show_widget ) {
3350	wp_add_dashboard_widget(
3351	+ 'blc_dashboard_widget',
3352	+ __('Broken Link Checker', 'broken-link-checker'),
3353	array( $this, 'dashboard_widget' ),
3354	array( $this, 'dashboard_widget_control' )
3355	);
3356	}
3357	}
3358	+
3359	/**
3360	* Collect various debugging information and return it in an associative array
3361	*

3365	/** @var wpdb $wpdb */
3366	global $wpdb;
3367
3368	+ //Collect some information that's useful for debugging
3369	$debug = array();
3370	+
3371	//PHP version. Any one is fine as long as WP supports it.
3372	$debug[ __('PHP version', 'broken-link-checker') ] = array(
3373	'state' => 'ok',
3374	+ 'value' => phpversion(),
3375	);
3376	+
3377	//MySQL version
3378	$debug[ __('MySQL version', 'broken-link-checker') ] = array(
3379	'state' => 'ok',
3380	'value' => $wpdb->db_version(),
3381	);
3382	+
3383	//CURL presence and version
3384	if ( function_exists('curl_version') ){
3385	$version = curl_version();
3386	+
3387	if ( version_compare( $version['version'], '7.16.0', '<=' ) ){
3388	$data = array(
3389	+ 'state' => 'warning',
3390	'value' => $version['version'],
3391	'message' => __('You have an old version of CURL. Redirect detection may not work properly.', 'broken-link-checker'),
3392	);
3393	} else {
3394	$data = array(
3395	+ 'state' => 'ok',
3396	'value' => $version['version'],
3397	);
3398	}
3399	+
3400	} else {
3401	$data = array(
3402	+ 'state' => 'warning',
3403	'value' => __('Not installed', 'broken-link-checker'),
3404	);
3405	}
3406	$debug[ __('CURL version', 'broken-link-checker') ] = $data;
3407	+
3408	//Snoopy presence
3409	if ( class_exists('Snoopy') \|\| file_exists(ABSPATH. WPINC . '/class-snoopy.php') ){
3410	$data = array(

3412	'value' => __('Installed', 'broken-link-checker'),
3413	);
3414	} else {
3415	+ //No Snoopy? This should never happen, but if it does we must have CURL.
3416	if ( function_exists('curl_init') ){
3417	$data = array(
3418	'state' => 'ok',

3425	'message' => __('You must have either CURL or Snoopy installed for the plugin to work!', 'broken-link-checker'),
3426	);
3427	}
3428	+
3429	}
3430	$debug['Snoopy'] = $data;
3431	+
3432	//Safe_mode status
3433	if ( blcUtility::is_safe_mode() ){
3434	$debug['Safe mode'] = array(

3442	'value' => __('Off', 'broken-link-checker'),
3443	);
3444	}
3445	+
3446	//Open_basedir status
3447	if ( blcUtility::is_open_basedir() ){
3448	$debug['open_basedir'] = array(

3456	'value' => __('Off', 'broken-link-checker'),
3457	);
3458	}
3459	+
3460	//Default PHP execution time limit
3461	$debug['Default PHP execution time limit'] = array(
3462	'state' => 'ok',

3476	'state' => 'ok',
3477	'value' => sprintf('%d', $this->conf->options['need_resynch'] ? '1 (resynch. required)' : '0 (resynch. not required)'),
3478	);
3479	+
3480	//Synch records
3481	$synch_records = intval($wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->prefix}blc_synch"));
3482	$data = array(

3488	$data['message'] = __('If this value is zero even after several page reloads you have probably encountered a bug.', 'broken-link-checker');
3489	}
3490	$debug['Synch. records'] = $data;
3491	+
3492	//Total links and instances (including invalid ones)
3493	$all_links = intval($wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->prefix}blc_links"));
3494	$all_instances = intval($wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->prefix}blc_instances"));
3495	+
3496	+ //Show the number of unparsed containers. Useful for debugging. For performance,
3497	//this is only shown when we have no links/instances yet.
3498	if( ($all_links == 0) && ($all_instances == 0) ){
3499	$unparsed_items = intval($wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->prefix}blc_synch WHERE synched=0"));
3500	$debug['Unparsed items'] = array(
3501	+ 'state' => 'warning',
3502	'value' => $unparsed_items,
3503	);
3504	+ }
3505	+
3506	//Links & instances
3507	if ( ($all_links > 0) && ($all_instances > 0) ){
3508	$debug['Link records'] = array(

3514	'state' => 'warning',
3515	'value' => sprintf('%d (%d)', $all_links, $all_instances),
3516	);
3517	+ }
3518
3519	//Email notifications.
3520	if ( $this->conf->options['last_notification_sent'] ) {

3558	'value' => 'No installation log found found.',
3559	);
3560	}
3561	+
3562	return $debug;
3563	}
3564

3752	$this->send_html_email($author->user_email, $subject, $body);
3753	}
3754	}
3755	+
3756	function override_mail_content_type(/** @noinspection PhpUnusedParameterInspection */ $content_type){
3757	return 'text/html';
3758	}

3774	'%d'
3775	);
3776	}
3777	+
3778	/**
3779	* Install or uninstall the plugin's Cron events based on current settings.
3780	*
3781	+ * @uses wsBrokenLinkChecker::$conf Uses $conf->options to determine if events need to be (un)installed.
3782	*
3783	* @return void
3784	*/
3785	function setup_cron_events(){
3786	+
3787	+ //Link monitor
3788	if ( $this->conf->options['run_via_cron'] ){
3789	if (!wp_next_scheduled('blc_cron_check_links')) {
3790	+ wp_schedule_event( time(), '10min', 'blc_cron_check_links' );
3791	}
3792	} else {
3793	wp_clear_scheduled_hook('blc_cron_check_links');
3794	}
3795	+
3796	//Email notifications about broken links
3797	if ( $this->conf->options['send_email_notifications'] \|\| $this->conf->options['send_authors_email_notifications'] ){
3798	if ( !wp_next_scheduled('blc_cron_email_notifications') ){

3801	} else {
3802	wp_clear_scheduled_hook('blc_cron_email_notifications');
3803	}
3804	+
3805	//Run database maintenance every two weeks or so
3806	if ( !wp_next_scheduled('blc_cron_database_maintenance') ){
3807	+ wp_schedule_event(time(), 'daily', 'blc_cron_database_maintenance');
3808	}
3809	}
3810	+
3811	/**
3812	* Load the plugin's textdomain.
3813	*

3816	function load_language(){
3817	$this->is_textdomain_loaded = load_plugin_textdomain( 'broken-link-checker', false, basename(dirname($this->loader)) . '/languages' );
3818	}
3819	+
3820	protected static function get_default_log_directory() {
3821	$uploads = wp_upload_dir();
3822	return $uploads['basedir'] . '/broken-link-checker';

core/init.php CHANGED Viewed

	@@ -95,6 +95,7 @@ $blc_config_manager = new blcConfigurationManager(
95	'enable_load_limit' => true, //Enable/disable load monitoring.
96
97	'custom_fields' => array(), //List of custom fields that can contain URLs and should be checked.

98	'enabled_post_statuses' => array('publish'), //Only check posts that match one of these statuses
99
100	'autoexpand_widget' => true, //Autoexpand the Dashboard widget if broken links are detected


95	'enable_load_limit' => true, //Enable/disable load monitoring.
96
97	'custom_fields' => array(), //List of custom fields that can contain URLs and should be checked.
98	+ 'acf_fields' => array(), //List of custom fields that can contain URLs and should be checked.
99	'enabled_post_statuses' => array('publish'), //Only check posts that match one of these statuses
100
101	'autoexpand_widget' => true, //Autoexpand the Dashboard widget if broken links are detected

includes/activation.php CHANGED Viewed

	@@ -46,6 +46,9 @@ if ( isset($blc_config_manager->options['check_comment_links']) ){
46	if ( empty($blc_config_manager->options['custom_fields']) ){
47	$moduleManager->deactivate('custom_field');
48	}



49
50	//Prepare the database.
51	$blclog->info('Upgrading the database...');


46	if ( empty($blc_config_manager->options['custom_fields']) ){
47	$moduleManager->deactivate('custom_field');
48	}
49	+ if ( empty($blc_config_manager->options['acf_fields']) ){
50	+ $moduleManager->deactivate('acf_field');
51	+ }
52
53	//Prepare the database.
54	$blclog->info('Upgrading the database...');

includes/admin/links-page-js.php CHANGED Viewed

	@@ -436,7 +436,7 @@ jQuery(function($){
436
437	//Check the Wayback Machine for an archived version of the page.
438	$.getJSON(
439	- '//archive.org/wayback/available?callback=?',
440	{ url: url },
441
442	function(data) {
	@@ -456,6 +456,9 @@ jQuery(function($){
456	'-' + snapshot.timestamp.substr(6, 2);
457	var name = sprintf(iaSuggestionName, readableTimestamp);
458



459	//Display the suggestion.
460	var item = suggestionTemplate.clone();
461	item.find('.blc-suggestion-name a').text(name).attr('href', snapshot.url);


436
437	//Check the Wayback Machine for an archived version of the page.
438	$.getJSON(
439	+ 'https://archive.org/wayback/available?callback=?',
440	{ url: url },
441
442	function(data) {

456	'-' + snapshot.timestamp.substr(6, 2);
457	var name = sprintf(iaSuggestionName, readableTimestamp);
458
459	+ //Enforce HTTPS by default
460	+ snapshot.url = (snapshot.url).replace( new RegExp("^http:", "m"), "https:");
461	+
462	//Display the suggestion.
463	var item = suggestionTemplate.clone();
464	item.find('.blc-suggestion-name a').text(name).attr('href', snapshot.url);

includes/admin/options-page-js.php CHANGED Viewed

	@@ -111,6 +111,16 @@ jQuery(function($){
111	$('#module-extra-settings-custom_field').removeClass('hidden');
112	}
113	});










114
115	//Handle the "Recheck" button
116	$('#start-recheck').click(function(){


111	$('#module-extra-settings-custom_field').removeClass('hidden');
112	}
113	});
114	+
115	+ //When the user ticks the "Custom fields" box, display the field list input
116	+ //so that they notice that they need to enter the field names.
117	+ $('#module-checkbox-acf_field').click(function(){
118	+ var box = $(this);
119	+ var fieldList = $('#blc_acf_fields');
120	+ if ( box.is(':checked') && ( $.trim(fieldList.val()) == '' ) ){
121	+ $('#module-extra-settings-acf_field').removeClass('hidden');
122	+ }
123	+ });
124
125	//Handle the "Recheck" button
126	$('#start-recheck').click(function(){

includes/admin/table-printer.php CHANGED Viewed

@@ -1,904 +1,907 @@
-            -
            <?php
-            -
-            -
            if (!class_exists('blcTablePrinter')) {
-            -
-            -
            /**
-            -
             * Utility class for printing the link listing table.
-            -
             *
-            -
             * @package Broken Link Checker
-            -
             * @access public
-            -
             */
-            -
            class blcTablePrinter {
-            -
-            -
            	var $current_filter;       //The current search filter. Also contains the list of links to display.
-            -
            	var $page;                 //The current page number
-            -
            	var $per_page;             //Max links per page
-            -
            	/** @var wsBrokenLinkChecker */
-            -
            	var $core;                 //A reference to the main plugin object
-            -
            	var $neutral_current_url;  //The "safe" version of the current URL, for use in the bulk action form.
-            -
-            -
            	var $bulk_actions_html = '';
-            -
            	var $pagination_html = '';
-            -
            	var $searched_link_type = '';
-            -
-            -
            	var $columns;
-            -
            	var $layouts;
-            -
-            -
-            -
            	function blcTablePrinter($core){
-            -
            		$this->core = $core;
-            -
-            -
            		//Initialize layout and column definitions
-            -
            		$this->setup_columns();
-            -
            		$this->setup_layouts();
-            -
-            -
            		//Figure out what the "safe" URL to acccess the current page would be.
-            -
            		//This is used by the bulk action form.
-            -
            		$special_args = array('_wpnonce', '_wp_http_referer', 'action', 'selected_links');
-            -
            		$this->neutral_current_url = remove_query_arg($special_args);
-            -
            	}
-            -
-            -
-            -
            	/**
-            -
            	 * Print the entire link table and associated navigation elements.
-            -
            	 *
-            -
            	 * @param array $current_filter
-            -
            	 * @param string $layout
-            -
            	 * @param array $visible_columns
-            -
            	 * @param bool $compact
-            -
            	 * @return void
-            -
            	 */
-            -
            	function print_table($current_filter, $layout = 'flexible', $visible_columns = null, $compact = false){
-            -
            		$this->current_filter = $current_filter;
-            -
            		$this->page = $current_filter['page'];
-            -
            		$this->per_page = $current_filter['per_page'];
-            -
-            -
            		$current_layout = $this->layouts[$layout];
-            -
            		if ( empty($visible_columns) ){
-            -
            			$visible_columns = $current_layout;
-            -
            		}
-            -
            		//Only allow columns actually present in this layout
-            -
            		$visible_columns = array_intersect($visible_columns, $current_layout);
-            -
-            -
            		echo '<form id="blc-bulk-action-form" action="', esc_attr($this->neutral_current_url), '" method="post">';
-            -
            		wp_nonce_field('bulk-action');
-            -
-            -
            		//Top navigation
-            -
            		$this->prepare_nav_html();
-            -
            		$this->navigation($compact);
-            -
-            -
            		//Table header
-            -
            		$table_classes = array('widefat');
-            -
            		if ( $compact ) {
-            -
            			$table_classes[] = 'compact';
-            -
            		};
-            -
            		if ( $this->core->conf->options['table_color_code_status'] ) {
-            -
            			$table_classes[] = 'color-code-link-status';
-            -
            		};
-            -
            		$table_classes[] = 'base-filter-' . $current_filter['base_filter'];
-            -
            		printf(
-            -
            			'<table class="%s" id="blc-links"><thead><tr>',
-            -
            			implode(' ', $table_classes)
-            -
            		);
-            -
-            -
            		//The select-all checkbox
-            -
            		echo '<th scope="col" class="column-checkbox check-column" id="cb"><input type="checkbox" /></th>';
-            -
-            -
            		//Column headers
-            -
            		foreach($current_layout as $column_id){
-            -
            			$column = $this->columns[$column_id];
-            -
-            -
            			$column_classes = array('column-'.$column_id);
-            -
            			if ( isset($column['class']) ){
-            -
            				$column_classes[] = $column['class'];
-            -
            			}
-            -
            			if ( !in_array($column_id, $visible_columns) ) {
-            -
            				$column_classes[] = 'hidden';
-            -
            			}
-            -
-            -
            			$heading = $column['heading'];
-            -
            			if ( isset($column['sortable']) && $column['sortable'] ) {
-            -
            				$orderby = $column['orderby'];
-            -
            				$current_orderby = isset($_GET['orderby']) ? $_GET['orderby'] : '';
-            -
            				$current_order = isset($_GET['order']) ? $_GET['order'] : 'asc';
-            -
            				if ( !in_array($current_order, array('asc', 'desc')) ) {
-            -
            					$current_order = 'asc';
-            -
            				}
-            -
-            -
            				if ( $orderby == $current_orderby ) {
-            -
            					$column_classes[] = 'sorted';
-            -
            					$column_classes[] = $current_order;
-            -
            					$order = ($current_order == 'asc') ? 'desc' : 'asc'; //Reverse the sort direction
-            -
            				} else {
-            -
            					$order = 'asc';
-            -
            					$column_classes[] = 'desc';
-            -
            					$column_classes[] = 'sortable';
-            -
            				}
-            -
-            -
            				$heading = sprintf(
-            -
            					'<a href="%s"><span>%s</span><span class="sorting-indicator"></span></a>',
-            -
            					esc_attr(add_query_arg(array(
-            -
            						'orderby' => $orderby,
-            -
            						'order' => $order,
-            -
            					))),
-            -
            					$heading
-            -
            				);
-            -
            			}
-            -
-            -
            			printf(
-            -
            				'<th scope="col" class="%s"%s>%s</th>',
-            -
            				implode(' ', $column_classes),
-            -
            				isset($column['id']) ? ' id="' . $column['id'] . '"' : '',
-            -
            				$heading
-            -
            			);
-            -
            		}
-            -
            		echo '</tr></thead>';
-            -
-            -
            		//Table body
-            -
            		echo '<tbody id="the-list">';
-            -
            		$this->bulk_edit_form($visible_columns);
-            -
            		$rownum = 0;
-            -
                    foreach ($this->current_filter['links'] as $link) {
-            -
                    	$rownum++;
-            -
                    	$this->link_row($link, $current_layout, $visible_columns, $rownum);
-            -
                    	$this->link_details_row($link, $visible_columns, $rownum);
-            -
                   	}
-            -
            		echo '</tbody></table>';
-            -
-            -
            		//Bottom navigation
-            -
            		$this->navigation($compact, '2');
-            -
            		echo '</form>';
-            -
-            -
            		//Inline editor (hidden by default, JS will move it to the right place).
-            -
            		$this->inline_editor($visible_columns);
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Print the "Bulk Actions" dropdown and navigation links
-            -
            	 *
-            -
            	 * @param bool $table_compact Whether to use the full or compact view.
-            -
            	 * @param string $suffix Optional. Appended to ID and name attributes of the bulk action dropdown.
-            -
            	 * @return void
-            -
            	 */
-            -
            	function navigation($table_compact = false, $suffix = ''){
-            -
            		//Display the "Bulk Actions" dropdown
-            -
            		echo '<div class="tablenav">',
-            -
            				'<div class="alignleft actions">',
-            -
            					'<select name="action', $suffix ,'" id="blc-bulk-action', $suffix ,'">',
-            -
            						$this->bulk_actions_html,
-            -
            					'</select>',
-            -
            				' <input type="submit" name="doaction', $suffix ,'" id="doaction',$suffix,'" value="',
-            -
            					esc_attr(__('Apply', 'broken-link-checker')),
-            -
            					'" class="button-secondary action">',
-            -
            				'</div>';
-            -
-            -
            		//Display pagination links
-            -
            		if ( !empty($this->pagination_html) ){
-            -
            			echo $this->pagination_html;
-            -
            		}
-            -
-            -
            		//Display the view switch (only in the top nav. area)
-            -
            		if ( empty($suffix) ){
-            -
            		?>
-            -
-            -
            		<div class="view-switch">
-            -
            			<a
-            -
            				href="<?php echo esc_url(add_query_arg('compact', '1', $_SERVER['REQUEST_URI'])) ?>"
-            -
            				class="view-list <?php if ( $table_compact ) echo 'current'; ?>"
-            -
            				title="<?php echo esc_attr(__('Compact View', 'broken-link-checker')); ?>">
-            -
            			</a>
-            -
            			<a
-            -
            				href="<?php echo esc_url(add_query_arg('compact', '0', $_SERVER['REQUEST_URI'])) ?>"
-            -
            				class="view-excerpt <?php if ( !$table_compact ) echo 'current'; ?>"
-            -
            				title="<?php echo esc_attr(__('Detailed View', 'broken-link-checker')); ?>">
-            -
            			</a>
-            -
            		</div>
-            -
-            -
            		<?php
-            -
            		}
-            -
-            -
            		echo '</div>';
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Initialize the internal list of available table columns.
-            -
            	 *
-            -
            	 * @return void
-            -
            	 */
-            -
            	function setup_columns(){
-            -
            		$this->columns = array(
-            -
            			'status' => array(
-            -
            				'heading' => __('Status', 'broken-link-checker'),
-            -
            				'content' => array($this, 'column_status'),
-            -
            			),
-            -
-            -
            			'new-url' => array(
-            -
            		 		'heading' => __('URL', 'broken-link-checker'),
-            -
            		 		'content' => array($this, 'column_new_url'),
-            -
            				'sortable' => true,
-            -
            				'orderby' => 'url',
-            -
            			),
-            -
-            -
            			'used-in' => array(
-            -
            				'heading' => __('Source', 'broken-link-checker'),
-            -
            				'class' => 'column-title',
-            -
            				'content' => array($this, 'column_used_in'),
-            -
            			),
-            -
-            -
            			'new-link-text' => array(
-            -
            				'heading' => __('Link Text', 'broken-link-checker'),
-            -
            				'content' => array($this, 'column_new_link_text'),
-            -
            				'sortable' => true,
-            -
            				'orderby' => 'link_text',
-            -
            			),
-            -
-            -
            			'redirect-url' => array(
-            -
            				'heading' => __('Redirect URL', 'broken-link-checker'),
-            -
            				'content' => array($this, 'column_redirect_url'),
-            -
            				'sortable' => true,
-            -
            				'orderby' => 'redirect_url',
-            -
            			),
-            -
            		);
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Initialize the list of available layouts
-            -
            	 *
-            -
            	 * @return void
-            -
            	 */
-            -
            	function setup_layouts(){
-            -
            		$this->layouts = array(
-            -
            			'classic' =>  array('used-in', 'new-link-text', 'new-url'),
-            -
            			'flexible' => array('new-url', 'status', 'new-link-text', 'redirect-url', 'used-in', ),
-            -
            		);
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Get a list of columns available in a specific table layout.
-            -
            	 *
-            -
            	 * @param string $layout Layout ID.
-            -
            	 * @return array Associative array of column data indexed by column ID.
-            -
            	 */
-            -
            	function get_layout_columns($layout){
-            -
            		if ( isset($this->layouts[$layout]) ){
-            -
-            -
            			$result = array();
-            -
            			foreach($this->layouts[$layout] as $column_id){
-            -
            				if ( isset($this->columns[$column_id]) )
-            -
            					$result[$column_id] = $this->columns[$column_id];
-            -
            			}
-            -
            			return $result;
-            -
-            -
            		} else {
-            -
            			return null;
-            -
            		}
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Pre-generate some HTML fragments used for both the top and bottom navigation/bulk action boxes.
-            -
            	 *
-            -
            	 * @return void
-            -
            	 */
-            -
            	function prepare_nav_html(){
-            -
            		//Generate an <option> element for each possible bulk action. The list doesn't change,
-            -
            		//so we can do it once and reuse the generated HTML.
-            -
            		$bulk_actions = array(
-            -
            			'-1' => __('Bulk Actions', 'broken-link-checker'),
-            -
            			"bulk-edit" => __('Edit URL', 'broken-link-checker'),
-            -
            			"bulk-recheck" => __('Recheck', 'broken-link-checker'),
-            -
            			"bulk-deredirect" => __('Fix redirects', 'broken-link-checker'),
-            -
            			"bulk-not-broken" => __('Mark as not broken', 'broken-link-checker'),
-            -
            			"bulk-dismiss" => __('Dismiss', 'broken-link-checker'),
-            -
            			"bulk-unlink" => __('Unlink', 'broken-link-checker'),
-            -
            		);
-            -
            		if ( EMPTY_TRASH_DAYS ){
-            -
            			$bulk_actions["bulk-trash-sources"] = __('Move sources to Trash', 'broken-link-checker');
-            -
            		} else {
-            -
            			$bulk_actions["bulk-delete-sources"] = __('Delete sources', 'broken-link-checker');
-            -
            		}
-            -
-            -
            		$bulk_actions_html = '';
-            -
            		foreach($bulk_actions as $value => $name){
-            -
            			$bulk_actions_html .= sprintf('<option value="%s">%s</option>', $value, $name);
-            -
            		}
-            -
-            -
            		$this->bulk_actions_html = $bulk_actions_html;
-            -
-            -
            		//Pagination links can also be pre-generated.
-            -
            		//WP has a built-in function for pagination :)
-            -
            		$page_links = paginate_links( array(
-            -
            			'base' => add_query_arg( 'paged', '%#%' ),
-            -
            			'format' => '',
-            -
            			'prev_text' => __('&laquo;'),
-            -
            			'next_text' => __('&raquo;'),
-            -
            			'total' => $this->current_filter['max_pages'],
-            -
            			'current' => $this->page
-            -
            		));
-            -
-            -
            		if ( $page_links ) {
-            -
            			$this->pagination_html = '<div class="tablenav-pages">';
-            -
            			$this->pagination_html .= sprintf(
-            -
            				'<span class="displaying-num">' . __( 'Displaying %s&#8211;%s of <span class="current-link-count">%s</span>', 'broken-link-checker' ) . '</span>%s',
-            -
            				number_format_i18n( ( $this->page - 1 ) * $this->per_page + 1 ),
-            -
            				number_format_i18n( min( $this->page * $this->per_page, $this->current_filter['count'] ) ),
-            -
            				number_format_i18n( $this->current_filter['count'] ),
-            -
            				$page_links
-            -
            			);
-            -
            			$this->pagination_html .= '</div>';
-            -
            		} else {
-            -
            			$this->pagination_html = '';
-            -
            		}
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Print the bulk edit form.
-            -
            	 *
-            -
            	 * @param array $visible_columns List of visible columns.
-            -
            	 * @return void
-            -
            	 */
-            -
            	function bulk_edit_form($visible_columns){
-            -
            		?>
-            -
            		<tr id="bulk-edit" class="inline-edit-rows"><td colspan="<?php echo count($visible_columns)+1; ?>">
-            -
            		<div id="bulk-edit-wrap">
-            -
            		<fieldset>
-            -
            			<h4><?php _e('Bulk Edit URLs', 'broken-link-checker'); ?></h4>
-            -
            			<label>
-            -
            				<span class="title"><?php _e('Find', 'broken-link-checker'); ?></span>
-            -
            				<input type="text" name="search" class="text">
-            -
            			</label>
-            -
            			<label>
-            -
            				<span class="title"><?php _e('Replace with', 'broken-link-checker'); ?></span>
-            -
            				<input type="text" name="replace" class="text">
-            -
            			</label>
-            -
-            -
            			<div id="bulk-edit-options">
-            -
            				<span class="title">&nbsp;</span>
-            -
            				<label>
-            -
            					<input type="checkbox" name="case_sensitive">
-            -
            					<?php _e('Case sensitive', 'broken-link-checker'); ?>
-            -
            				</label>
-            -
            				<label>
-            -
            					<input type="checkbox" name="regex">
-            -
            					<?php _e('Regular expression', 'broken-link-checker'); ?>
-            -
            				</label>
-            -
            			</div>
-            -
            		</fieldset>
-            -
-            -
            		<p class="submit inline-edit-save">
-            -
            			<a href="#bulk-edit" class="button-secondary cancel alignleft" title="<?php echo esc_attr(__('Cancel', 'broken-link-checker')); ?>" accesskey="c"><?php _e('Cancel', 'broken-link-checker'); ?></a>
-            -
            			<input type="submit" name="bulk_edit" class="button-primary alignright" value="<?php
-            -
            				_e('Update', 'broken-link-checker');
-            -
            			?>" accesskey="s">
-            -
            		</p>
-            -
            		</div>
-            -
            		</td></tr>
-            -
            		<?php
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Print the link row.
-            -
            	 *
-            -
            	 * @param blcLink $link The link to display.
-            -
            	 * @param array $layout List of columns to output.
-            -
            	 * @param array $visible_columns List of visible columns.
-            -
            	 * @param integer $rownum Table row number.
-            -
            	 * @return void
-            -
            	 */
-            -
            	function link_row($link, $layout, $visible_columns, $rownum = 0){
-            -
-            -
            		//Figure out what CSS classes the link row should have
-            -
            		$rowclass = ($rownum % 2)? 'alternate' : '';
-            -
-            -
                	$excluded = $this->core->is_excluded( $link->url );
-            -
                	if ( $excluded ) $rowclass .= ' blc-excluded-link';
-            -
-            -
                	if ( $link->redirect_count > 0){
-            -
            			$rowclass .= ' blc-redirect';
-            -
            		}
-            -
-            -
                	$days_broken = 0;
-            -
                	if ( $link->broken ){
-            -
            			//Add a highlight to broken links that appear to be permanently broken
-            -
            			$days_broken = intval( (time() - $link->first_failure) / (3600*24) );
-            -
            			if ( $days_broken >= $this->core->conf->options['failure_duration_threshold'] ){
-            -
            				$rowclass .= ' blc-permanently-broken';
-            -
            				if ( $this->core->conf->options['highlight_permanent_failures'] ){
-            -
            					$rowclass .= ' blc-permanently-broken-hl';
-            -
            				}
-            -
            			}
-            -
            		}
-            -
-            -
            		$status = $link->analyse_status();
-            -
            		$rowclass .= ' link-status-' . $status['code'];
-            -
-            -
            		//Retrieve link instances to display in the table
-            -
            		$instances = $link->get_instances();
-            -
-            -
            		if ( !empty($instances) ){
-            -
            			//Put instances that match the selected link type at the top. Makes search results look better.
-            -
            			if ( !empty($this->current_filter['search_params']['s_link_type']) ){
-            -
            				$s_link_type = $this->current_filter['search_params']['s_link_type'];
-            -
            			} else {
-            -
            				$s_link_type = '';
-            -
            			}
-            -
            			$instances = $this->sort_instances_for_display($instances, $s_link_type);
-            -
            		}
-            -
-            -
            		//For inline editing, we'll need to know if any instances have editable link text, and what it is.
-            -
            		$can_edit_text = false;
-            -
            		$can_edit_url = false;
-            -
            		$editable_link_texts = $non_editable_link_texts = array();
-            -
            		foreach($instances as $instance) {
-            -
            			if ( $instance->is_link_text_editable() ) {
-            -
            				$can_edit_text = true;
-            -
            				$editable_link_texts[$instance->link_text] = true;
-            -
            			} else {
-            -
            				$non_editable_link_texts[$instance->link_text] = true;
-            -
            			}
-            -
-            -
            			if ( $instance->is_url_editable() ) {
-            -
            				$can_edit_url = true;
-            -
            			}
-            -
            		}
-            -
-            -
            		$link_texts = $can_edit_text ? $editable_link_texts : $non_editable_link_texts;
-            -
            		$data_link_text = '';
-            -
            		if ( count($link_texts) === 1 ) {
-            -
            			//All instances have the same text - use it.
-            -
            			$link_text = key($link_texts);
-            -
            			$data_link_text = ' data-link-text="' . esc_attr($link_text) . '"';
-            -
            		}
-            -
-            -
            		printf(
-            -
            			'<tr id="blc-row-%s" class="blc-row %s" data-days-broken="%d" data-can-edit-url="%d" data-can-edit-text="%d"%s>',
-            -
            			 $link->link_id,
-            -
            			 $rowclass,
-            -
            			 $days_broken,
-            -
            			 $can_edit_url ? 1 : 0,
-            -
            			 $can_edit_text ? 1 : 0,
-            -
            			 $data_link_text
-            -
            		);
-            -
-            -
            		//The checkbox used to select links is automatically printed in all layouts
-            -
            		//and can't be disabled. Without it, bulk actions wouldn't work.
-            -
            		$this->column_checkbox($link);
-            -
-            -
            		foreach($layout as $column_id){
-            -
            			$column = $this->columns[$column_id];
-            -
-            -
            			printf(
-            -
            				'<td class="column-%s%s">',
-            -
            				$column_id,
-            -
            				in_array($column_id, $visible_columns) ? '' : ' hidden'
-            -
            			);
-            -
-            -
            			if ( isset($column['content']) ){
-            -
            				if ( is_callable($column['content']) ){
-            -
            					call_user_func($column['content'], $link, $instances);
-            -
            				} else {
-            -
            					echo $column['content'];
-            -
            				}
-            -
            			} else {
-            -
            				echo '[', $column_id, ']';
-            -
            			}
-            -
-            -
            			echo '</td>';
-            -
            		}
-            -
-            -
            		echo '</tr>';
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Print the details row for a specific link.
-            -
            	 *
-            -
            	 * @uses blcTablePrinter::details_row_contents()
-            -
            	 *
-            -
            	 * @param blcLink $link The link to display.
-            -
            	 * @param array $visible_columns List of visible columns.
-            -
            	 * @param integer $rownum Table row number.
-            -
            	 * @return void
-            -
            	 */
-            -
            	function link_details_row($link, $visible_columns, $rownum = 0){
-            -
            		printf(
-            -
            			'<tr id="link-details-%d" class="blc-link-details"><td colspan="%d">',
-            -
            			$link->link_id,
-            -
            			count($visible_columns)+1
-            -
            		);
-            -
            		$this->details_row_contents($link);
-            -
            		echo '</td></tr>';
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Print the contents of the details row for a specific link.
-            -
            	 *
-            -
            	 * @param blcLink $link
-            -
            	 * @return void
-            -
            	 */
-            -
            	public static function details_row_contents($link){
-            -
            		?>
-            -
            		<div class="blc-detail-container">
-            -
            			<div class="blc-detail-block" style="float: left; width: 49%;">
-            -
            		    	<ol style='list-style-type: none;'>
-            -
            		    	<?php if ( !empty($link->post_date) ) { ?>
-            -
            		    	<li><strong><?php _e('Post published on', 'broken-link-checker'); ?>:</strong>
-            -
            		    	<span class='post_date'><?php
-            -
            					echo date_i18n(get_option('date_format'),strtotime($link->post_date));
-            -
            		    	?></span></li>
-            -
            		    	<?php } ?>
-            -
            		    	<li><strong><?php _e('Link last checked', 'broken-link-checker'); ?>:</strong>
-            -
            		    	<span class='check_date'><?php
-            -
            					$last_check = $link->last_check;
-            -
            		    		if ( $last_check < strtotime('-10 years') ){
-            -
            						_e('Never', 'broken-link-checker');
-            -
            					} else {
-            -
            		    			printf(
-            -
            							'<time datetime="%s">%s</time>',
-            -
            							esc_attr(date('c', $last_check)),
-            -
            							date_i18n(get_option('date_format'), $last_check)
-            -
            						);
-            -
            		    		}
-            -
            		    	?></span></li>
-            -
-            -
            		    	<li><strong><?php _e('HTTP code', 'broken-link-checker'); ?>:</strong>
-            -
            		    	<span class='http_code'><?php
-            -
            		    		print $link->http_code;
-            -
            		    	?></span></li>
-            -
-            -
            		    	<li><strong><?php _e('Response time', 'broken-link-checker'); ?>:</strong>
-            -
            		    	<span class='request_duration'><?php
-            -
            		    		printf( __('%2.3f seconds', 'broken-link-checker'), $link->request_duration);
-            -
            		    	?></span></li>
-            -
-            -
            		    	<li><strong><?php _e('Final URL', 'broken-link-checker'); ?>:</strong>
-            -
            		    	<span class='final_url'><?php
-            -
            		    		print esc_html($link->final_url);
-            -
            		    	?></span></li>
-            -
-            -
            		    	<li><strong><?php _e('Redirect count', 'broken-link-checker'); ?>:</strong>
-            -
            		    	<span class='redirect_count'><?php
-            -
            		    		print $link->redirect_count;
-            -
            		    	?></span></li>
-            -
-            -
            		    	<li><strong><?php _e('Instance count', 'broken-link-checker'); ?>:</strong>
-            -
            		    	<span class='instance_count'><?php
-            -
            		    		print count($link->get_instances());
-            -
            		    	?></span></li>
-            -
-            -
            		    	<?php if ( ($link->broken || $link->warning) && (intval( $link->check_count ) > 0) ){ ?>
-            -
            		    	<li><br/>
-            -
            				<?php
-            -
            					printf(
-            -
            						_n('This link has failed %d time.', 'This link has failed %d times.', $link->check_count, 'broken-link-checker'),
-            -
            						$link->check_count
-            -
            					);
-            -
-            -
            					echo '<br>';
-            -
-            -
            					$delta = time() - $link->first_failure;
-            -
            					printf(
-            -
            						__('This link has been broken for %s.', 'broken-link-checker'),
-            -
            						blcUtility::fuzzy_delta($delta)
-            -
            					);
-            -
            				?>
-            -
            				</li>
-            -
            		    	<?php } ?>
-            -
            				</ol>
-            -
            			</div>
-            -
-            -
            			<div class="blc-detail-block" style="float: right; width: 50%;">
-            -
            		    	<ol style='list-style-type: none;'>
-            -
            		    		<li><strong><?php _e('Log', 'broken-link-checker'); ?>:</strong>
-            -
            		    	<span class='blc_log'><?php
-            -
            		    		print nl2br($link->log);
-            -
            		    	?></span></li>
-            -
            				</ol>
-            -
            			</div>
-            -
-            -
            			<div style="clear:both;"> </div>
-            -
            		</div>
-            -
            		<?php
-            -
            	}
-            -
-            -
            	function column_checkbox($link){
-            -
            		?>
-            -
            		<th scope="row" class="check-column"><input type="checkbox" name="selected_links[]" value="<?php echo $link->link_id; ?>" /></th>
-            -
            		<?php
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * @param blcLink $link
-            -
            	 * @param blcLinkInstance[] $instances
-            -
            	 */
-            -
            	function column_status($link, $instances){
-            -
            		printf(
-            -
            			'<table class="mini-status" title="%s">',
-            -
            			esc_attr(__('Show more info about this link', 'broken-link-checker'))
-            -
            		);
-            -
-            -
            		$status = $link->analyse_status();
-            -
-            -
            		printf(
-            -
            			'<tr class="link-status-row link-status-%s">
-            -
            				<td>
-            -
            					<span class="http-code">%s</span> <span class="status-text">%s</span>
-            -
            				</td>
-            -
            			</tr>',
-            -
            			$status['code'],
-            -
            			empty($link->http_code)?'':$link->http_code,
-            -
            			$status['text']
-            -
            		);
-            -
-            -
            		//Last checked...
-            -
            		if ( $link->last_check != 0 ){
-            -
            			$last_check = _x('Checked', 'checked how long ago', 'broken-link-checker') . ' ';
-            -
            			$last_check .= blcUtility::fuzzy_delta(time() - $link->last_check, 'ago');
-            -
-            -
            			printf(
-            -
            				'<tr class="link-last-checked"><td>%s</td></tr>',
-            -
            				$last_check
-            -
            			);
-            -
            		}
-            -
-            -
-            -
            		//Broken for...
-            -
            		if ( $link->broken ){
-            -
            			$delta = time() - $link->first_failure;
-            -
            			$broken_for = blcUtility::fuzzy_delta($delta);
-            -
            			printf(
-            -
            				'<tr class="link-broken-for"><td>%s %s</td></tr>',
-            -
            				__('Broken for', 'broken-link-checker'),
-            -
            				$broken_for
-            -
            			);
-            -
            		}
-            -
-            -
            		echo '</table>';
-            -
-            -
            		//"Details" link.
-            -
            		echo '<div class="row-actions">';
-            -
            		printf(
-            -
            			'<span><a href="#" class="blc-details-button" title="%s">%s</a></span>',
-            -
            			esc_attr(__('Show more info about this link', 'broken-link-checker')),
-            -
            			_x('Details', 'link in the "Status" column', 'broken-link-checker')
-            -
            		);
-            -
            		echo '</div>';
-            -
            	}
-            -
-            -
-            -
            	/**
-            -
            	 * @param blcLink $link
-            -
            	 */
-            -
            	function column_new_url($link){
-            -
            		?>
-            -
                    <a href="<?php print esc_url($link->url); ?>"
-            -
            		   target='_blank'
-            -
            		   class='blc-link-url'
-            -
            		   title="<?php echo esc_attr($link->url); ?>"
-            -
            		   data-editable-url="<?php echo esc_attr($link->url); ?>">
-            -
                    	<?php print esc_html($link->url); ?></a>
-            -
                    <?php
-            -
                	//Output inline action links for the link/URL
-            -
                  	$actions = array();
-            -
-            -
                  	$actions['edit'] = "<a href='javascript:void(0)' class='blc-edit-button' title='" . esc_attr( __('Edit this link' , 'broken-link-checker') ) . "'>". __('Edit URL' , 'broken-link-checker') ."</a>";
-            -
-            -
                  	$actions['delete'] = "<a class='submitdelete blc-unlink-button' title='" . esc_attr( __('Remove this link from all posts', 'broken-link-checker') ). "' ".
-            -
            			"href='javascript:void(0);'>" . __('Unlink', 'broken-link-checker') . "</a>";
-            -
-            -
            		if ( $link->broken || $link->warning ){
-            -
            			$actions['blc-discard-action'] = sprintf(
-            -
            				'<a href="#" title="%s" class="blc-discard-button">%s</a>',
-            -
            				esc_attr(__('Remove this link from the list of broken links and mark it as valid', 'broken-link-checker')),
-            -
            				__('Not broken', 'broken-link-checker')
-            -
            			);
-            -
            		}
-            -
-            -
            		if ( !$link->dismissed && ($link->broken || $link->warning || ($link->redirect_count > 0)) ) {
-            -
            			$actions['blc-dismiss-action'] = sprintf(
-            -
            				'<a href="#" title="%s" class="blc-dismiss-button">%s</a>',
-            -
            				esc_attr(__('Hide this link and do not report it again unless its status changes' , 'broken-link-checker')),
-            -
            				__('Dismiss', 'broken-link-checker')
-            -
            			);
-            -
            		} else if ( $link->dismissed ) {
-            -
            			$actions['blc-undismiss-action'] = sprintf(
-            -
            				'<a href="#" title="%s" class="blc-undismiss-button">%s</a>',
-            -
            				esc_attr(__('Undismiss this link', 'broken-link-checker')),
-            -
            				__('Undismiss', 'broken-link-checker')
-            -
            			);
-            -
            		}
-            -
-            -
            		$actions['blc-recheck-action'] = sprintf(
-            -
            			'<a href="#" class="blc-recheck-button">%s</a>',
-            -
            			__('Recheck', 'broken-link-checker')
-            -
            		);
-            -
-            -
            		if ( $link->redirect_count > 0 && !empty($link->final_url) && ($link->url != $link->final_url) ) {
-            -
            			//TODO: Check if at least one instance has an editable URL. Otherwise this won't work.
-            -
            			$actions['blc-deredirect-action'] = sprintf(
-            -
            				'<a href="#" class="blc-deredirect-button" title="%s">%s</a>',
-            -
            				__('Replace this redirect with a direct link', 'broken-link-checker'),
-            -
            				_x('Fix redirect', 'link action; replace one redirect with a direct link', 'broken-link-checker')
-            -
            			);
-            -
            		}
-            -
-            -
            		//Only show the enabled actions.
-            -
            		$conf = blc_get_configuration();
-            -
            		foreach($conf->get('show_link_actions', $actions) as $name => $enabled) {
-            -
            			if ( !$enabled ) {
-            -
            				unset($actions[$name]);
-            -
            			}
-            -
            		}
-            -
-            -
            		//Wrap actions with <span></span> and separate them with | characters.
-            -
            		//Basically, this emulates the HTML structure that WP uses for post actions under Posts -> All Posts.
-            -
            		$spans = array();
-            -
            		$is_first_action = true;
-            -
            		foreach($actions as $name => $html) {
-            -
            			$spans[] = sprintf(
-            -
            				'<span class="%s">%s%s</span>',
-            -
            				esc_attr($name),
-            -
            				$is_first_action ? '' : ' | ',
-            -
            				$html
-            -
            			);
-            -
            			$is_first_action = false;
-            -
            		}
-            -
-            -
            		echo '<div class="row-actions">';
-            -
            		echo implode('', $spans);
-            -
            		echo '</div>';
-            -
-            -
            		?>
-            -
            		<div class="blc-url-editor-buttons">
-            -
            			<input type="button" class="button-secondary cancel alignleft blc-cancel-button" value="<?php echo esc_attr(__('Cancel', 'broken-link-checker')); ?>" />
-            -
            			<input type="button" class="button-primary save alignright blc-update-url-button" value="<?php echo esc_attr(__('Update URL', 'broken-link-checker')); ?>" />
-            -
            			<img class="waiting" style="display:none;" src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" />
-            -
            		</div>
-            -
            		<?php
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * @param blcLink $link
-            -
            	 * @param blcLinkInstance[] $instances
-            -
            	 */
-            -
            	function column_used_in($link, $instances){
-            -
            		echo '<span class="blc-link-id" style="display:none;">',
-            -
            				$link->link_id,
-            -
            			 '</span>';
-            -
-            -
            		if ( !empty($instances) ){
-            -
            			/** @var $instance blcLinkInstance */
-            -
            			$instance = reset($instances);
-            -
            			echo $instance->ui_get_source();
-            -
-            -
            			$actions = $instance->ui_get_action_links();
-            -
-            -
            			echo '<div class="row-actions">';
-            -
            			echo implode(' | </span>', $actions);
-            -
            			echo '</div>';
-            -
-            -
            		} else {
-            -
            			_e("[An orphaned link! This is a bug.]", 'broken-link-checker');
-            -
            		}
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * @param blcLink $link
-            -
            	 * @param blcLinkInstance[] $instances
-            -
            	 */
-            -
            	function column_new_link_text($link, $instances){
-            -
            		if ( empty($instances) ){
-            -
            			echo '<em>N/A</em>';
-            -
            		} else {
-            -
            			$instance = reset($instances); /** @var blcLinkInstance $instance */
-            -
            			echo $instance->ui_get_link_text();
-            -
            		}
-            -
            	}
-            -
-            -
            	function column_redirect_url($link, $instances) {
-            -
            		if ( $link->redirect_count > 0 ) {
-            -
            			printf(
-            -
            				'<a href="%1$s" target="_blank" class="blc-redirect-url" title="%1$s">%2$s</a>',
-            -
            				esc_attr($link->final_url),
-            -
            				esc_html($link->final_url)
-            -
            			);
-            -
            		}
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Sort a list of link instances to be displayed in the "Broken Links" page.
-            -
            	 *
-            -
            	 * Groups instances by container type and, if $search_link_type is specified,
-            -
            	 * puts instances that have a matching container type or parser type at the
-            -
            	 * beginning.
-            -
            	 *
-            -
            	 * @param array $instances An array of blcLinkInstance objects.
-            -
            	 * @param string $searched_link_type Optional. The required container/parser type.
-            -
            	 * @return array Sorted array.
-            -
            	 */
-            -
            	function sort_instances_for_display($instances, $searched_link_type = ''){
-            -
            		$this->searched_link_type = $searched_link_type;
-            -
            		usort($instances, array($this, 'compare_link_instances'));
-            -
            		return $instances;
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Callback function for sorting link instances.
-            -
            	 *
-            -
            	 * @see blcTablePrinter::sort_instances_for_display()
-            -
            	 *
-            -
            	 * @param blcLinkInstance $a
-            -
            	 * @param blcLinkInstance $b
-            -
            	 * @return int
-            -
            	 */
-            -
            	function compare_link_instances($a, $b){
-            -
            		if ( !empty($this->searched_link_type) ){
-            -
            			if ( ($a->container_type == $this->searched_link_type) || ($a->parser_type == $this->searched_link_type) ){
-            -
            				if ( ($b->container_type == $this->searched_link_type) || ($b->parser_type == $this->searched_link_type) ){
-            -
            					return 0;
-            -
            				} else {
-            -
            					return -1;
-            -
            				}
-            -
            			} else {
-            -
            				if ( ($b->container_type == $this->searched_link_type) || ($b->parser_type == $this->searched_link_type) ){
-            -
            					return 1;
-            -
            				}
-            -
            			}
-            -
            		}
-            -
-            -
            		return strcmp($a->container_type, $b->container_type);
-            -
            	}
-            -
-            -
            	protected function inline_editor($visible_columns) {
-            -
            		?>
-            -
            		<table style="display: none;"><tbody>
-            -
            			<tr id="blc-inline-edit-row" class="blc-inline-editor">
-            -
            				<td class="blc-colspan-change" colspan="<?php echo count($visible_columns); ?>">
-            -
            					<div class="blc-inline-editor-content">
-            -
            						<h4><?php echo _x('Edit Link', 'inline editor title', 'broken-link-checker'); ?></h4>
-            -
-            -
            						<label>
-            -
            							<span class="title"><?php echo _x('Text', 'inline link editor', 'broken-link-checker'); ?></span>
-            -
            							<span class="blc-input-text-wrap"><input type="text" name="link_text" value="" class="blc-link-text-field" /></span>
-            -
            						</label>
-            -
-            -
            						<label>
-            -
            							<span class="title"><?php echo _x('URL', 'inline link editor', 'broken-link-checker'); ?></span>
-            -
            							<span class="blc-input-text-wrap"><input type="text" name="link_url" value="" class="blc-link-url-field" /></span>
-            -
            						</label>
-            -
-            -
            						<div class="blc-url-replacement-suggestions" style="display: none;">
-            -
            							<h4><?php echo _x('Suggestions', 'inline link editor', 'broken-link-checker'); ?></h4>
-            -
            							<ul class="blc-suggestion-list">
-            -
            								<li>...</li>
-            -
            							</ul>
-            -
            						</div>
-            -
-            -
            						<div class="submit blc-inline-editor-buttons">
-            -
            							<input type="button" class="button-secondary cancel alignleft blc-cancel-button" value="<?php echo esc_attr(__('Cancel', 'broken-link-checker')); ?>" />
-            -
            							<input type="button" class="button-primary save alignright blc-update-link-button" value="<?php echo esc_attr(__('Update', 'broken-link-checker')); ?>" />
-            -
-            -
            							<img class="waiting" style="display:none;" src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" />
-            -
            							<div class="clear"></div>
-            -
            						</div>
-            -
            					</div>
-            -
            				</td>
-            -
            			</tr>
-            -
            		</tbody></table>
-            -
-            -
            		<ul id="blc-suggestion-template" style="display: none;">
-            -
            			<li>
-            -
            				<input type="button" class="button-secondary blc-use-url-button" value="<?php echo esc_attr(__('Use this URL', 'broken-link-checker')); ?>" />
-            -
-            -
            				<div class="blc-suggestion-details">
-            -
            					<span class="blc-suggestion-name">
-            -
            						<a href="http://example.com/" target="_blank">Suggestion name</a>
-            -
            					</span>
-            -
            					<code class="blc-suggestion-url">suggestion URL</code>
-            -
            				</div>
-            -
            			</li>
-            -
            		</ul>
-            -
            		<?php
-            -
            	}
-            -
-            -
            }
-            -
-            -
            }//class_exists


1	+ <?php
2	+ /**
3	+ * Utility class for printing the link listing table.
4	+ *
5	+ * @package Broken Link Checker
6	+ * @access public
7	+ */
8	+
9	+ if ( ! class_exists( 'blcTablePrinter' ) ) {
10	+
11	+ class blcTablePrinter {
12	+
13	+ var $current_filter; //The current search filter. Also contains the list of links to display.
14	+ var $page; //The current page number
15	+ var $per_page; //Max links per page
16	+ /** @var wsBrokenLinkChecker */
17	+ var $core; //A reference to the main plugin object
18	+ var $neutral_current_url; //The "safe" version of the current URL, for use in the bulk action form.
19	+
20	+ var $bulk_actions_html = '';
21	+ var $pagination_html = '';
22	+ var $searched_link_type = '';
23	+
24	+ var $columns;
25	+ var $layouts;
26	+
27	+
28	+ function __construct( $core ) {
29	+ $this->core = $core;
30	+
31	+ // Initialize layout and column definitions,
32	+ $this->setup_columns();
33	+ $this->setup_layouts();
34	+
35	+ // Figure out what the "safe" URL to acccess the current page would be.
36	+ // This is used by the bulk action form.
37	+ $special_args = array( '_wpnonce', '_wp_http_referer', 'action', 'selected_links' );
38	+ $this->neutral_current_url = remove_query_arg( $special_args );
39	+ }
40	+
41	+
42	+ /**
43	+ * Print the entire link table and associated navigation elements.
44	+ *
45	+ * @param array $current_filter
46	+ * @param string $layout
47	+ * @param array $visible_columns
48	+ * @param bool $compact
49	+ * @return void
50	+ */
51	+ function print_table( $current_filter, $layout = 'flexible', $visible_columns = null, $compact = false ) {
52	+ $this->current_filter = $current_filter;
53	+ $this->page = $current_filter['page'];
54	+ $this->per_page = $current_filter['per_page'];
55	+
56	+ $current_layout = $this->layouts[$layout];
57	+ if ( empty( $visible_columns ) ) {
58	+ $visible_columns = $current_layout;
59	+ }
60	+ // Only allow columns actually present in this layout.
61	+ $visible_columns = array_intersect( $visible_columns, $current_layout );
62	+
63	+ echo '<form id="blc-bulk-action-form" action="' . esc_attr( $this->neutral_current_url ) . '" method="post">';
64	+ wp_nonce_field( 'bulk-action' );
65	+
66	+ // Top navigation.
67	+ $this->prepare_nav_html();
68	+ $this->navigation( $compact );
69	+
70	+ // Table header.
71	+ $table_classes = array( 'widefat' );
72	+ if ( $compact ) {
73	+ $table_classes[] = 'compact';
74	+ };
75	+ if ( $this->core->conf->options['table_color_code_status'] ) {
76	+ $table_classes[] = 'color-code-link-status';
77	+ };
78	+ $table_classes[] = 'base-filter-' . $current_filter['base_filter'];
79	+ printf(
80	+ '<table class="%s" id="blc-links"><thead><tr>',
81	+ implode( ' ', $table_classes )
82	+ );
83	+
84	+ // The select-all checkbox.
85	+ echo '<th scope="col" class="column-checkbox check-column" id="cb"><input type="checkbox" /></th>';
86	+
87	+ // Column headers.
88	+ foreach ( $current_layout as $column_id ) {
89	+ $column = $this->columns[ $column_id ];
90	+
91	+ $column_classes = array( 'column-' . $column_id );
92	+ if ( isset( $column['class'] ) ) {
93	+ $column_classes[] = $column['class'];
94	+ }
95	+ if ( ! in_array( $column_id, $visible_columns ) ) {
96	+ $column_classes[] = 'hidden';
97	+ }
98	+
99	+ $heading = $column['heading'];
100	+ if ( isset( $column['sortable'] ) && $column['sortable'] ) {
101	+ $orderby = $column['orderby'];
102	+ $current_orderby = isset( $_GET['orderby'] ) ? $_GET['orderby'] : '';
103	+ $current_order = isset( $_GET['order'] ) ? $_GET['order'] : 'asc';
104	+ if ( ! in_array( $current_order, array( 'asc', 'desc') ) ) {
105	+ $current_order = 'asc';
106	+ }
107	+
108	+ if ( $orderby == $current_orderby ) {
109	+ $column_classes[] = 'sorted';
110	+ $column_classes[] = $current_order;
111	+ $order = ( 'asc' == $current_order ) ? 'desc' : 'asc'; //Reverse the sort direction
112	+ } else {
113	+ $order = 'asc';
114	+ $column_classes[] = 'desc';
115	+ $column_classes[] = 'sortable';
116	+ }
117	+
118	+ $heading = sprintf(
119	+ '<a href="%s"><span>%s</span><span class="sorting-indicator"></span></a>',
120	+ esc_attr(add_query_arg(array(
121	+ 'orderby' => $orderby,
122	+ 'order' => $order,
123	+ ))),
124	+ $heading
125	+ );
126	+ }
127	+
128	+ printf(
129	+ '<th scope="col" class="%s"%s>%s</th>',
130	+ implode( ' ', $column_classes ),
131	+ isset ( $column['id'] ) ? ' id="' . $column['id'] . '"' : '',
132	+ $heading
133	+ );
134	+ }
135	+ echo '</tr></thead>';
136	+
137	+ // Table body.
138	+ echo '<tbody id="the-list">';
139	+ $this->bulk_edit_form( $visible_columns );
140	+ $rownum = 0;
141	+ foreach ( $this->current_filter['links'] as $link ) {
142	+ $rownum++;
143	+ $this->link_row( $link, $current_layout, $visible_columns, $rownum );
144	+ $this->link_details_row( $link, $visible_columns, $rownum );
145	+ }
146	+ echo '</tbody></table>';
147	+
148	+ // Bottom navigation.
149	+ $this->navigation( $compact, '2' );
150	+ echo '</form>';
151	+
152	+ // Inline editor (hidden by default, JS will move it to the right place).
153	+ $this->inline_editor( $visible_columns );
154	+ }
155	+
156	+ /**
157	+ * Print the "Bulk Actions" dropdown and navigation links
158	+ *
159	+ * @param bool $table_compact Whether to use the full or compact view.
160	+ * @param string $suffix Optional. Appended to ID and name attributes of the bulk action dropdown.
161	+ * @return void
162	+ */
163	+ function navigation( $table_compact = false, $suffix = '' ) {
164	+ // Display the "Bulk Actions" dropdown.
165	+ echo '<div class="tablenav">
166	+ <div class="alignleft actions">
167	+ <select name="action' . $suffix . '" id="blc-bulk-action' . $suffix . '">' .
168	+ $this->bulk_actions_html .
169	+ '</select>
170	+ <input type="submit" name="doaction' . $suffix . '" id="doaction' . $suffix . '" value="',
171	+ esc_attr( __( 'Apply', 'broken-link-checker' ) ) .
172	+ '" class="button-secondary action">
173	+ </div>';
174	+
175	+ // Display pagination links.
176	+ if ( ! empty( $this->pagination_html ) ) {
177	+ echo $this->pagination_html;
178	+ }
179	+
180	+ // Display the view switch (only in the top nav. area).
181	+ if ( empty( $suffix ) ) {
182	+ ?>
183	+
184	+ <div class="view-switch">
185	+ <a
186	+ href="<?php echo esc_url( add_query_arg( 'compact', '1', $_SERVER['REQUEST_URI'] ) ) ?>"
187	+ class="view-list <?php if ( $table_compact ) echo 'current'; ?>"
188	+ title="<?php echo esc_attr( __( 'Compact View', 'broken-link-checker' ) ); ?>">
189	+ </a>
190	+ <a
191	+ href="<?php echo esc_url( add_query_arg( 'compact', '0', $_SERVER['REQUEST_URI'] ) ) ?>"
192	+ class="view-excerpt <?php if ( ! $table_compact ) echo 'current'; ?>"
193	+ title="<?php echo esc_attr( __( 'Detailed View', 'broken-link-checker' ) ); ?>">
194	+ </a>
195	+ </div>
196	+
197	+ <?php
198	+ }
199	+
200	+ echo '</div>';
201	+ }
202	+
203	+ /**
204	+ * Initialize the internal list of available table columns.
205	+ *
206	+ * @return void
207	+ */
208	+ function setup_columns(){
209	+ $this->columns = array(
210	+ 'status' => array(
211	+ 'heading' => __( 'Status', 'broken-link-checker' ),
212	+ 'content' => array( $this, 'column_status' ),
213	+ ),
214	+
215	+ 'new-url' => array(
216	+ 'heading' => __( 'URL', 'broken-link-checker' ),
217	+ 'content' => array( $this, 'column_new_url' ),
218	+ 'sortable' => true,
219	+ 'orderby' => 'url',
220	+ ),
221	+
222	+ 'used-in' => array(
223	+ 'heading' => __( 'Source', 'broken-link-checker' ),
224	+ 'class' => 'column-title',
225	+ 'content' => array( $this, 'column_used_in' ),
226	+ ),
227	+
228	+ 'new-link-text' => array(
229	+ 'heading' => __( 'Link Text', 'broken-link-checker' ),
230	+ 'content' => array( $this, 'column_new_link_text' ),
231	+ 'sortable' => true,
232	+ 'orderby' => 'link_text',
233	+ ),
234	+
235	+ 'redirect-url' => array(
236	+ 'heading' => __( 'Redirect URL', 'broken-link-checker' ),
237	+ 'content' => array( $this, 'column_redirect_url' ),
238	+ 'sortable' => true,
239	+ 'orderby' => 'redirect_url',
240	+ ),
241	+ );
242	+ }
243	+
244	+ /**
245	+ * Initialize the list of available layouts
246	+ *
247	+ * @return void
248	+ */
249	+ function setup_layouts() {
250	+ $this->layouts = array(
251	+ 'classic' => array( 'used-in', 'new-link-text', 'new-url' ),
252	+ 'flexible' => array( 'new-url', 'status', 'new-link-text', 'redirect-url', 'used-in' ),
253	+ );
254	+ }
255	+
256	+ /**
257	+ * Get a list of columns available in a specific table layout.
258	+ *
259	+ * @param string $layout Layout ID.
260	+ * @return array Associative array of column data indexed by column ID.
261	+ */
262	+ function get_layout_columns( $layout ) {
263	+ if ( isset( $this->layouts[ $layout ] ) ) {
264	+
265	+ $result = array();
266	+ foreach ( $this->layouts[ $layout ] as $column_id ) {
267	+ if ( isset( $this->columns[ $column_id ] ) ) {
268	+ $result[ $column_id ] = $this->columns[ $column_id ];
269	+ }
270	+ }
271	+ return $result;
272	+
273	+ } else {
274	+ return null;
275	+ }
276	+ }
277	+
278	+ /**
279	+ * Pre-generate some HTML fragments used for both the top and bottom navigation/bulk action boxes.
280	+ *
281	+ * @return void
282	+ */
283	+ function prepare_nav_html(){
284	+ //Generate an <option> element for each possible bulk action. The list doesn't change,
285	+ //so we can do it once and reuse the generated HTML.
286	+ $bulk_actions = array(
287	+ '-1' => __( 'Bulk Actions', 'broken-link-checker' ),
288	+ 'bulk-edit' => __( 'Edit URL', 'broken-link-checker' ),
289	+ 'bulk-recheck' => __( 'Recheck', 'broken-link-checker' ),
290	+ 'bulk-deredirect' => __( 'Fix redirects', 'broken-link-checker' ),
291	+ 'bulk-not-broken' => __( 'Mark as not broken', 'broken-link-checker' ),
292	+ 'bulk-dismiss' => __( 'Dismiss', 'broken-link-checker' ),
293	+ 'bulk-unlink' => __( 'Unlink', 'broken-link-checker' ),
294	+ );
295	+ if ( EMPTY_TRASH_DAYS ) {
296	+ $bulk_actions['bulk-trash-sources'] = __( 'Move sources to Trash', 'broken-link-checker' );
297	+ } else {
298	+ $bulk_actions['bulk-delete-sources'] = __( 'Delete sources', 'broken-link-checker' );
299	+ }
300	+
301	+ $bulk_actions_html = '';
302	+ foreach ( $bulk_actions as $value => $name ) {
303	+ $bulk_actions_html .= sprintf( '<option value="%s">%s</option>', $value, $name );
304	+ }
305	+
306	+ $this->bulk_actions_html = $bulk_actions_html;
307	+
308	+ // Pagination links can also be pre-generated.
309	+ // WP has a built-in function for pagination :).
310	+ $page_links = paginate_links( array(
311	+ 'base' => add_query_arg( 'paged', '%#%' ),
312	+ 'format' => '',
313	+ 'prev_text' => __('«'),
314	+ 'next_text' => __('»'),
315	+ 'total' => $this->current_filter['max_pages'],
316	+ 'current' => $this->page
317	+ ));
318	+
319	+ if ( $page_links ) {
320	+ $this->pagination_html = '<div class="tablenav-pages">';
321	+ $this->pagination_html .= sprintf(
322	+ '<span class="displaying-num">' . __( 'Displaying %s–%s of <span class="current-link-count">%s</span>', 'broken-link-checker' ) . '</span>%s',
323	+ number_format_i18n( ( $this->page - 1 ) * $this->per_page + 1 ),
324	+ number_format_i18n( min( $this->page * $this->per_page, $this->current_filter['count'] ) ),
325	+ number_format_i18n( $this->current_filter['count'] ),
326	+ $page_links
327	+ );
328	+ $this->pagination_html .= '</div>';
329	+ } else {
330	+ $this->pagination_html = '';
331	+ }
332	+ }
333	+
334	+ /**
335	+ * Print the bulk edit form.
336	+ *
337	+ * @param array $visible_columns List of visible columns.
338	+ * @return void
339	+ */
340	+ function bulk_edit_form( $visible_columns ) {
341	+ ?>
342	+ <tr id="bulk-edit" class="inline-edit-rows"><td colspan="<?php echo count( $visible_columns ) + 1; ?>">
343	+ <div id="bulk-edit-wrap">
344	+ <fieldset>
345	+ <h4><?php _e( 'Bulk Edit URLs', 'broken-link-checker' ); ?></h4>
346	+ <label>
347	+ <span class="title"><?php _e( 'Find', 'broken-link-checker' ); ?></span>
348	+ <input type="text" name="search" class="text">
349	+ </label>
350	+ <label>
351	+ <span class="title"><?php _e( 'Replace with', 'broken-link-checker' ); ?></span>
352	+ <input type="text" name="replace" class="text">
353	+ </label>
354	+
355	+ <div id="bulk-edit-options">
356	+ <span class="title"> </span>
357	+ <label>
358	+ <input type="checkbox" name="case_sensitive">
359	+ <?php _e( 'Case sensitive', 'broken-link-checker' ); ?>
360	+ </label>
361	+ <label>
362	+ <input type="checkbox" name="regex">
363	+ <?php _e( 'Regular expression', 'broken-link-checker' ); ?>
364	+ </label>
365	+ </div>
366	+ </fieldset>
367	+
368	+ <p class="submit inline-edit-save">
369	+ <a href="#bulk-edit" class="button-secondary cancel alignleft" title="<?php echo esc_attr( __( 'Cancel', 'broken-link-checker' ) ); ?>" accesskey="c"><?php _e( 'Cancel', 'broken-link-checker' ); ?></a>
370	+ <input type="submit" name="bulk_edit" class="button-primary alignright" value="<?php
371	+ _e( 'Update', 'broken-link-checker' );
372	+ ?>" accesskey="s">
373	+ </p>
374	+ </div>
375	+ </td></tr>
376	+ <?php
377	+ }
378	+
379	+ /**
380	+ * Print the link row.
381	+ *
382	+ * @param blcLink $link The link to display.
383	+ * @param array $layout List of columns to output.
384	+ * @param array $visible_columns List of visible columns.
385	+ * @param integer $rownum Table row number.
386	+ * @return void
387	+ */
388	+ function link_row( $link, $layout, $visible_columns, $rownum = 0 ) {
389	+
390	+ //Figure out what CSS classes the link row should have
391	+ $rowclass = ($rownum % 2)? 'alternate' : '';
392	+
393	+ $excluded = $this->core->is_excluded( $link->url );
394	+ if ( $excluded ) {
395	+ $rowclass .= ' blc-excluded-link';
396	+ }
397	+
398	+ if ( $link->redirect_count > 0 ) {
399	+ $rowclass .= ' blc-redirect';
400	+ }
401	+
402	+ $days_broken = 0;
403	+ if ( $link->broken ) {
404	+ // Add a highlight to broken links that appear to be permanently broken.
405	+ $days_broken = intval( ( time() - $link->first_failure ) / ( 3600 * 24 ) );
406	+ if ( $days_broken >= $this->core->conf->options['failure_duration_threshold'] ) {
407	+ $rowclass .= ' blc-permanently-broken';
408	+ if ( $this->core->conf->options['highlight_permanent_failures'] ) {
409	+ $rowclass .= ' blc-permanently-broken-hl';
410	+ }
411	+ }
412	+ }
413	+
414	+ $status = $link->analyse_status();
415	+ $rowclass .= ' link-status-' . $status['code'];
416	+
417	+ // Retrieve link instances to display in the table.
418	+ $instances = $link->get_instances();
419	+
420	+ if ( ! empty( $instances ) ) {
421	+ // Put instances that match the selected link type at the top. Makes search results look better.
422	+ if ( ! empty( $this->current_filter['search_params']['s_link_type'] ) ) {
423	+ $s_link_type = $this->current_filter['search_params']['s_link_type'];
424	+ } else {
425	+ $s_link_type = '';
426	+ }
427	+ $instances = $this->sort_instances_for_display( $instances, $s_link_type );
428	+ }
429	+
430	+ // For inline editing, we'll need to know if any instances have editable link text, and what it is.
431	+ $can_edit_text = false;
432	+ $can_edit_url = false;
433	+ $editable_link_texts = $non_editable_link_texts = array();
434	+ foreach ( $instances as $instance ) {
435	+ if ( $instance->is_link_text_editable() ) {
436	+ $can_edit_text = true;
437	+ $editable_link_texts[ $instance->link_text ] = true;
438	+ } else {
439	+ $non_editable_link_texts[ $instance->link_text ] = true;
440	+ }
441	+
442	+ if ( $instance->is_url_editable() ) {
443	+ $can_edit_url = true;
444	+ }
445	+ }
446	+
447	+ $link_texts = $can_edit_text ? $editable_link_texts : $non_editable_link_texts;
448	+ $data_link_text = '';
449	+ if ( 1 === count( $link_texts ) ) {
450	+ // All instances have the same text - use it.
451	+ $link_text = key( $link_texts );
452	+ $data_link_text = ' data-link-text="' . esc_attr( $link_text ) . '"';
453	+ }
454	+
455	+ printf(
456	+ '<tr id="blc-row-%s" class="blc-row %s" data-days-broken="%d" data-can-edit-url="%d" data-can-edit-text="%d"%s>',
457	+ $link->link_id,
458	+ $rowclass,
459	+ $days_broken,
460	+ $can_edit_url ? 1 : 0,
461	+ $can_edit_text ? 1 : 0,
462	+ $data_link_text
463	+ );
464	+
465	+ // The checkbox used to select links is automatically printed in all layouts
466	+ // and can't be disabled. Without it, bulk actions wouldn't work.
467	+ $this->column_checkbox( $link );
468	+
469	+ foreach ( $layout as $column_id ) {
470	+ $column = $this->columns[ $column_id ];
471	+
472	+ printf(
473	+ '<td class="column-%s%s">',
474	+ $column_id,
475	+ in_array( $column_id, $visible_columns ) ? '' : ' hidden'
476	+ );
477	+
478	+ if ( isset( $column['content'] ) ) {
479	+ if ( is_callable( $column['content'] ) ) {
480	+ call_user_func( $column['content'], $link, $instances );
481	+ } else {
482	+ echo $column['content'];
483	+ }
484	+ } else {
485	+ echo '[', $column_id, ']';
486	+ }
487	+
488	+ echo '</td>';
489	+ }
490	+
491	+ echo '</tr>';
492	+ }
493	+
494	+ /**
495	+ * Print the details row for a specific link.
496	+ *
497	+ * @uses blcTablePrinter::details_row_contents()
498	+ *
499	+ * @param blcLink $link The link to display.
500	+ * @param array $visible_columns List of visible columns.
501	+ * @param integer $rownum Table row number.
502	+ * @return void
503	+ */
504	+ function link_details_row( $link, $visible_columns, $rownum = 0 ) {
505	+ printf(
506	+ '<tr id="link-details-%d" class="blc-link-details"><td colspan="%d">',
507	+ $link->link_id,
508	+ count( $visible_columns ) + 1
509	+ );
510	+ $this->details_row_contents( $link );
511	+ echo '</td></tr>';
512	+ }
513	+
514	+ /**
515	+ * Print the contents of the details row for a specific link.
516	+ *
517	+ * @param blcLink $link
518	+ * @return void
519	+ */
520	+ public static function details_row_contents( $link ) {
521	+ ?>
522	+ <div class="blc-detail-container">
523	+ <div class="blc-detail-block" style="float: left; width: 49%;">
524	+ <ol style='list-style-type: none;'>
525	+ <?php if ( ! empty( $link->post_date ) ) { ?>
526	+ <li><strong><?php _e( 'Post published on', 'broken-link-checker' ); ?>:</strong>
527	+ <span class='post_date'><?php
528	+ echo date_i18n( get_option( 'date_format' ), strtotime( $link->post_date ) );
529	+ ?></span></li>
530	+ <?php } ?>
531	+ <li><strong><?php _e( 'Link last checked', 'broken-link-checker' ); ?>:</strong>
532	+ <span class='check_date'><?php
533	+ $last_check = $link->last_check;
534	+ if ( $last_check < strtotime( '-10 years' ) ) {
535	+ _e( 'Never', 'broken-link-checker' );
536	+ } else {
537	+ printf(
538	+ '<time datetime="%s">%s</time>',
539	+ esc_attr( date( 'c', $last_check ) ),
540	+ date_i18n( get_option('date_format' ), $last_check )
541	+ );
542	+ }
543	+ ?></span></li>
544	+
545	+ <li><strong><?php _e( 'HTTP code', 'broken-link-checker' ); ?>:</strong>
546	+ <span class='http_code'><?php
547	+ print $link->http_code;
548	+ ?></span></li>
549	+
550	+ <li><strong><?php _e( 'Response time', 'broken-link-checker' ); ?>:</strong>
551	+ <span class='request_duration'><?php
552	+ printf( __( '%2.3f seconds', 'broken-link-checker' ), $link->request_duration );
553	+ ?></span></li>
554	+
555	+ <li><strong><?php _e( 'Final URL', 'broken-link-checker' ); ?>:</strong>
556	+ <span class='final_url'><?php
557	+ print esc_html( $link->final_url );
558	+ ?></span></li>
559	+
560	+ <li><strong><?php _e( 'Redirect count', 'broken-link-checker' ); ?>:</strong>
561	+ <span class='redirect_count'><?php
562	+ print $link->redirect_count;
563	+ ?></span></li>
564	+
565	+ <li><strong><?php _e( 'Instance count', 'broken-link-checker' ); ?>:</strong>
566	+ <span class='instance_count'><?php
567	+ print count( $link->get_instances() );
568	+ ?></span></li>
569	+
570	+ <?php if ( ( $link->broken \|\| $link->warning ) && (intval( $link->check_count ) > 0) ) { ?>
571	+ <li><br/>
572	+ <?php
573	+ printf(
574	+ _n('This link has failed %d time.', 'This link has failed %d times.', $link->check_count, 'broken-link-checker'),
575	+ $link->check_count
576	+ );
577	+
578	+ echo '<br>';
579	+
580	+ $delta = time() - $link->first_failure;
581	+ printf(
582	+ __('This link has been broken for %s.', 'broken-link-checker'),
583	+ blcUtility::fuzzy_delta($delta)
584	+ );
585	+ ?>
586	+ </li>
587	+ <?php } ?>
588	+ </ol>
589	+ </div>
590	+
591	+ <div class="blc-detail-block" style="float: right; width: 50%;">
592	+ <ol style='list-style-type: none;'>
593	+ <li><strong><?php _e('Log', 'broken-link-checker'); ?>:</strong>
594	+ <span class='blc_log'><?php
595	+ print nl2br( $link->log );
596	+ ?></span></li>
597	+ </ol>
598	+ </div>
599	+
600	+ <div style="clear:both;"> </div>
601	+ </div>
602	+ <?php
603	+ }
604	+
605	+ function column_checkbox( $link ) {
606	+ ?>
607	+ <th scope="row" class="check-column"><input type="checkbox" name="selected_links[]" value="<?php echo $link->link_id; ?>" /></th>
608	+ <?php
609	+ }
610	+
611	+ /**
612	+ * @param blcLink $link
613	+ * @param blcLinkInstance[] $instances
614	+ */
615	+ function column_status( $link, $instances ) {
616	+ printf(
617	+ '<table class="mini-status" title="%s">',
618	+ esc_attr( __( 'Show more info about this link', 'broken-link-checker' ) )
619	+ );
620	+
621	+ $status = $link->analyse_status();
622	+
623	+ printf(
624	+ '<tr class="link-status-row link-status-%s">
625	+ <td>
626	+ <span class="http-code">%s</span> <span class="status-text">%s</span>
627	+ </td>
628	+ </tr>',
629	+ $status['code'],
630	+ empty( $link->http_code ) ? '' : $link->http_code,
631	+ $status['text']
632	+ );
633	+
634	+ // Last checked...
635	+ if ( $link->last_check != 0 ) {
636	+ $last_check = _x( 'Checked', 'checked how long ago', 'broken-link-checker' ) . ' ';
637	+ $last_check .= blcUtility::fuzzy_delta( time() - $link->last_check, 'ago' );
638	+
639	+ printf(
640	+ '<tr class="link-last-checked"><td>%s</td></tr>',
641	+ $last_check
642	+ );
643	+ }
644	+
645	+
646	+ // Broken for...
647	+ if ( $link->broken ) {
648	+ $delta = time() - $link->first_failure;
649	+ $broken_for = blcUtility::fuzzy_delta( $delta );
650	+ printf(
651	+ '<tr class="link-broken-for"><td>%s %s</td></tr>',
652	+ __( 'Broken for', 'broken-link-checker' ),
653	+ $broken_for
654	+ );
655	+ }
656	+
657	+ echo '</table>';
658	+
659	+ // "Details" link.
660	+ echo '<div class="row-actions">';
661	+ printf(
662	+ '<span><a href="#" class="blc-details-button" title="%s">%s</a></span>',
663	+ esc_attr( __( 'Show more info about this link', 'broken-link-checker' ) ),
664	+ _x( 'Details', 'link in the "Status" column', 'broken-link-checker' )
665	+ );
666	+ echo '</div>';
667	+ }
668	+
669	+
670	+ /**
671	+ * @param blcLink $link
672	+ */
673	+ function column_new_url( $link ) {
674	+ ?>
675	+ <a href="<?php print esc_url( $link->url ); ?>"
676	+ target='_blank'
677	+ class='blc-link-url'
678	+ title="<?php echo esc_attr( $link->url ); ?>"
679	+ data-editable-url="<?php echo esc_attr( $link->url ); ?>">
680	+ <?php print esc_html( $link->url ); ?></a>
681	+ <?php
682	+ // Output inline action links for the link/URL.
683	+ $actions = array();
684	+
685	+ $actions['edit'] = "<a href='javascript:void(0)' class='blc-edit-button' title='" . esc_attr( __('Edit this link' , 'broken-link-checker') ) . "'>". __( 'Edit URL' , 'broken-link-checker' ) . '</a>';
686	+
687	+ $actions['delete'] = "<a class='submitdelete blc-unlink-button' title='" . esc_attr( __( 'Remove this link from all posts', 'broken-link-checker') ). "' ".
688	+ "href='javascript:void(0);'>" . __( 'Unlink', 'broken-link-checker' ) . '</a>';
689	+
690	+ if ( $link->broken \|\| $link->warning ) {
691	+ $actions['blc-discard-action'] = sprintf(
692	+ '<a href="#" title="%s" class="blc-discard-button">%s</a>',
693	+ esc_attr( __( 'Remove this link from the list of broken links and mark it as valid', 'broken-link-checker' ) ),
694	+ __( 'Not broken', 'broken-link-checker' )
695	+ );
696	+ }
697	+
698	+ if ( ! $link->dismissed && ( $link->broken \|\| $link->warning \|\| ( $link->redirect_count > 0 ) ) ) {
699	+ $actions['blc-dismiss-action'] = sprintf(
700	+ '<a href="#" title="%s" class="blc-dismiss-button">%s</a>',
701	+ esc_attr( __( 'Hide this link and do not report it again unless its status changes' , 'broken-link-checker' ) ),
702	+ __( 'Dismiss', 'broken-link-checker' )
703	+ );
704	+ } else if ( $link->dismissed ) {
705	+ $actions['blc-undismiss-action'] = sprintf(
706	+ '<a href="#" title="%s" class="blc-undismiss-button">%s</a>',
707	+ esc_attr( __( 'Undismiss this link', 'broken-link-checker' ) ),
708	+ __( 'Undismiss', 'broken-link-checker' )
709	+ );
710	+ }
711	+
712	+ $actions['blc-recheck-action'] = sprintf(
713	+ '<a href="#" class="blc-recheck-button">%s</a>',
714	+ __( 'Recheck', 'broken-link-checker' )
715	+ );
716	+
717	+ if ( $link->redirect_count > 0 && ! empty( $link->final_url ) && ( $link->url != $link->final_url ) ) {
718	+ //TODO: Check if at least one instance has an editable URL. Otherwise this won't work.
719	+ $actions['blc-deredirect-action'] = sprintf(
720	+ '<a href="#" class="blc-deredirect-button" title="%s">%s</a>',
721	+ __( 'Replace this redirect with a direct link', 'broken-link-checker' ),
722	+ _x( 'Fix redirect', 'link action; replace one redirect with a direct link', 'broken-link-checker' )
723	+ );
724	+ }
725	+
726	+ // Only show the enabled actions.
727	+ $conf = blc_get_configuration();
728	+ foreach ( $conf->get( 'show_link_actions', $actions ) as $name => $enabled) {
729	+ if ( ! $enabled ) {
730	+ unset( $actions[ $name ] );
731	+ }
732	+ }
733	+
734	+ // Wrap actions with <span></span> and separate them with \| characters.
735	+ // Basically, this emulates the HTML structure that WP uses for post actions under Posts -> All Posts.
736	+ $spans = array();
737	+ $is_first_action = true;
738	+ foreach ( $actions as $name => $html ) {
739	+ $spans[] = sprintf(
740	+ '<span class="%s">%s%s</span>',
741	+ esc_attr($name),
742	+ $is_first_action ? '' : ' \| ',
743	+ $html
744	+ );
745	+ $is_first_action = false;
746	+ }
747	+
748	+ echo '<div class="row-actions">';
749	+ echo implode( '', $spans );
750	+ echo '</div>';
751	+
752	+ ?>
753	+ <div class="blc-url-editor-buttons">
754	+ <input type="button" class="button-secondary cancel alignleft blc-cancel-button" value="<?php echo esc_attr( __( 'Cancel', 'broken-link-checker' ) ); ?>" />
755	+ <input type="button" class="button-primary save alignright blc-update-url-button" value="<?php echo esc_attr( __( 'Update URL', 'broken-link-checker' ) ); ?>" />
756	+ <img class="waiting" style="display:none;" src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" />
757	+ </div>
758	+ <?php
759	+ }
760	+
761	+ /**
762	+ * @param blcLink $link
763	+ * @param blcLinkInstance[] $instances
764	+ */
765	+ function column_used_in( $link, $instances ) {
766	+ echo '<span class="blc-link-id" style="display:none;">',
767	+ $link->link_id,
768	+ '</span>';
769	+
770	+ if ( ! empty( $instances ) ) {
771	+ /** @var $instance blcLinkInstance */
772	+ $instance = reset( $instances );
773	+ echo $instance->ui_get_source();
774	+
775	+ $actions = $instance->ui_get_action_links();
776	+
777	+ echo '<div class="row-actions">';
778	+ echo implode( ' \| </span>', $actions );
779	+ echo '</div>';
780	+
781	+ } else {
782	+ _e( '[An orphaned link! This is a bug.]', 'broken-link-checker' );
783	+ }
784	+ }
785	+
786	+ /**
787	+ * @param blcLink $link
788	+ * @param blcLinkInstance[] $instances
789	+ */
790	+ function column_new_link_text( $link, $instances ) {
791	+ if ( empty( $instances ) ) {
792	+ echo '<em>N/A</em>';
793	+ } else {
794	+ $instance = reset( $instances ); /** @var blcLinkInstance $instance */
795	+ echo $instance->ui_get_link_text();
796	+ }
797	+ }
798	+
799	+ function column_redirect_url( $link, $instances ) {
800	+ if ( $link->redirect_count > 0 ) {
801	+ printf(
802	+ '<a href="%1$s" target="_blank" class="blc-redirect-url" title="%1$s">%2$s</a>',
803	+ esc_attr( $link->final_url ),
804	+ esc_html( $link->final_url )
805	+ );
806	+ }
807	+ }
808	+
809	+ /**
810	+ * Sort a list of link instances to be displayed in the "Broken Links" page.
811	+ *
812	+ * Groups instances by container type and, if $search_link_type is specified,
813	+ * puts instances that have a matching container type or parser type at the
814	+ * beginning.
815	+ *
816	+ * @param array $instances An array of blcLinkInstance objects.
817	+ * @param string $searched_link_type Optional. The required container/parser type.
818	+ * @return array Sorted array.
819	+ */
820	+ function sort_instances_for_display( $instances, $searched_link_type = '' ) {
821	+ $this->searched_link_type = $searched_link_type;
822	+ usort( $instances, array( $this, 'compare_link_instances' ) );
823	+ return $instances;
824	+ }
825	+
826	+ /**
827	+ * Callback function for sorting link instances.
828	+ *
829	+ * @see blcTablePrinter::sort_instances_for_display()
830	+ *
831	+ * @param blcLinkInstance $a
832	+ * @param blcLinkInstance $b
833	+ * @return int
834	+ */
835	+ function compare_link_instances( $a, $b ) {
836	+ if ( ! empty( $this->searched_link_type ) ) {
837	+ if ( ( $a->container_type == $this->searched_link_type ) \|\| ( $a->parser_type == $this->searched_link_type ) ) {
838	+ if ( ( $b->container_type == $this->searched_link_type ) \|\| ( $b->parser_type == $this->searched_link_type ) ) {
839	+ return 0;
840	+ } else {
841	+ return -1;
842	+ }
843	+ } else {
844	+ if ( ( $b->container_type == $this->searched_link_type ) \|\| ( $b->parser_type == $this->searched_link_type ) ) {
845	+ return 1;
846	+ }
847	+ }
848	+ }
849	+
850	+ return strcmp( $a->container_type, $b->container_type );
851	+ }
852	+
853	+ protected function inline_editor( $visible_columns ) {
854	+ ?>
855	+ <table style="display: none;"><tbody>
856	+ <tr id="blc-inline-edit-row" class="blc-inline-editor">
857	+ <td class="blc-colspan-change" colspan="<?php echo count( $visible_columns ); ?>">
858	+ <div class="blc-inline-editor-content">
859	+ <h4><?php echo _x( 'Edit Link', 'inline editor title', 'broken-link-checker' ); ?></h4>
860	+
861	+ <label>
862	+ <span class="title"><?php echo _x( 'Text', 'inline link editor', 'broken-link-checker' ); ?></span>
863	+ <span class="blc-input-text-wrap"><input type="text" name="link_text" value="" class="blc-link-text-field" /></span>
864	+ </label>
865	+
866	+ <label>
867	+ <span class="title"><?php echo _x( 'URL', 'inline link editor', 'broken-link-checker' ); ?></span>
868	+ <span class="blc-input-text-wrap"><input type="text" name="link_url" value="" class="blc-link-url-field" /></span>
869	+ </label>
870	+
871	+ <div class="blc-url-replacement-suggestions" style="display: none;">
872	+ <h4><?php echo _x( 'Suggestions', 'inline link editor', 'broken-link-checker' ); ?></h4>
873	+ <ul class="blc-suggestion-list">
874	+ <li>...</li>
875	+ </ul>
876	+ </div>
877	+
878	+ <div class="submit blc-inline-editor-buttons">
879	+ <input type="button" class="button-secondary cancel alignleft blc-cancel-button" value="<?php echo esc_attr( __( 'Cancel', 'broken-link-checker' ) ); ?>" />
880	+ <input type="button" class="button-primary save alignright blc-update-link-button" value="<?php echo esc_attr( __( 'Update', 'broken-link-checker' ) ); ?>" />
881	+
882	+ <img class="waiting" style="display:none;" src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" />
883	+ <div class="clear"></div>
884	+ </div>
885	+ </div>
886	+ </td>
887	+ </tr>
888	+ </tbody></table>
889	+
890	+ <ul id="blc-suggestion-template" style="display: none;">
891	+ <li>
892	+ <input type="button" class="button-secondary blc-use-url-button" value="<?php echo esc_attr( __( 'Use this URL', 'broken-link-checker' ) ); ?>" />
893	+
894	+ <div class="blc-suggestion-details">
895	+ <span class="blc-suggestion-name">
896	+ <a href="http://example.com/" target="_blank">Suggestion name</a>
897	+ </span>
898	+ <code class="blc-suggestion-url">suggestion URL</code>
899	+ </div>
900	+ </li>
901	+ </ul>
902	+ <?php
903	+ }
904	+
905	+ }
906	+
907	+ } // class_exists.

includes/modules.php CHANGED Viewed

	@@ -20,6 +20,8 @@ $blc_module_manager = blcModuleManager::getInstance(array(
20	'url_field', //URL field parser
21	'comment', //Comment container
22	'custom_field', //Post metadata container (aka custom fields)


23	'post', //Post content container
24	'page', //Page content container
25	'youtube-checker', //Video checker using the YouTube API


20	'url_field', //URL field parser
21	'comment', //Comment container
22	'custom_field', //Post metadata container (aka custom fields)
23	+ 'acf_field', //Post acf container (aka advanced custom fields)
24	+ 'acf', //acf parser
25	'post', //Post content container
26	'page', //Page content container
27	'youtube-checker', //Video checker using the YouTube API

includes/utility-class.php CHANGED Viewed

@@ -4,414 +4,414 @@
              * @author W-Shadow
              * @copyright 2010
              */
-            -
-            -
            if ( !function_exists('sys_get_temp_dir')) {
-            -
              function sys_get_temp_dir() {
-            -
                if (!empty($_ENV['TMP'])) { return realpath($_ENV['TMP']); }
-            -
                if (!empty($_ENV['TMPDIR'])) { return realpath( $_ENV['TMPDIR']); }
-            -
                if (!empty($_ENV['TEMP'])) { return realpath( $_ENV['TEMP']); }
-            -
                $tempfile = tempnam(uniqid(rand(),TRUE),'');
-            -
                if (@file_exists($tempfile)) {
-            -
            	    unlink($tempfile);
-            -
            	    return realpath(dirname($tempfile));
-            -
                }
-            -
            	return '';
-            -
              }
+            }
             //Include the internationalized domain name converter (requires PHP 5)
-            -
            if ( version_compare(phpversion(), '5.0.0', '>=') && !class_exists('idna_convert') ){
             	include BLC_DIRECTORY . '/idn/idna_convert.class.php';
-            -
            	if ( !function_exists('encode_utf8') ){
             		include BLC_DIRECTORY . '/idn/transcode_wrapper.php';
+            	}
+            }
-            -
            if ( !class_exists('blcUtility') ){
-            -
-            -
            class blcUtility {
-            -
-            -
              /**
-            -
               * blcUtility::is_safe_mode()
-            -
               * Checks if PHP is running in safe mode
-            -
               *
-            -
               * @return bool
-            -
               */
-            -
            	static function is_safe_mode(){
-            -
            		$safe_mode = ini_get('safe_mode');
-            -
            		//Null, 0, '', '0' and so on count as false
-            -
            		if ( !$safe_mode ) return false;
-            -
            		//Test for some textual true/false variations
-            -
            		switch ( strtolower($safe_mode) ){
-            -
            			case 'on':
-            -
            			case 'true':
-            -
            			case 'yes':
-            -
            				return true;
-            -
-            -
            			case 'off':
-            -
            			case 'false':
-            -
            			case 'no':
             				return false;
-            -
-            -
            			default: //Let PHP handle anything else
-            -
            				return (bool)(int)$safe_mode;
-            -
            		}
-            -
            	}
-            -
-            -
              /**
-            -
               * blcUtility::is_open_basedir()
-            -
               * Checks if open_basedir is enabled
-            -
               *
-            -
               * @return bool
-            -
               */
-            -
            	static function is_open_basedir(){
-            -
            		$open_basedir = ini_get('open_basedir');
-            -
            		return $open_basedir && ( strtolower($open_basedir) != 'none' );
-            -
            	}
-            -
-            -
              /**
-            -
               * Truncate a string on a specified boundary character.
-            -
               *
-            -
               * @param string $text The text to truncate.
-            -
               * @param integer $max_characters Return no more than $max_characters
-            -
               * @param string $break Break on this character. Defaults to space.
-            -
               * @param string $pad Pad the truncated string with this string. Defaults to an HTML ellipsis.
-            -
               * @return string
-            -
               */
-            -
            	static function truncate($text, $max_characters = 0, $break = ' ', $pad = '&hellip;'){
-            -
            		if ( strlen($text) <= $max_characters ){
-            -
            			return $text;
-            -
            		}
-            -
-            -
            		$text = substr($text, 0, $max_characters);
-            -
            		$break_pos = strrpos($text, $break);
-            -
            		if ( $break_pos !== false ){
-            -
            			$text = substr($text, 0, $break_pos);
+            		}
-            -
-            -
            		return $text.$pad;
-            -
            	}
-            -
             	/**
-            -
            	 * extract_tags()
-            -
            	 * Extract specific HTML tags and their attributes from a string.
-            -
            	 *
-            -
            	 * You can either specify one tag, an array of tag names, or a regular expression that matches the tag name(s).
-            -
            	 * If multiple tags are specified you must also set the $selfclosing parameter and it must be the same for
-            -
            	 * all specified tags (so you can't extract both normal and self-closing tags in one go).
-            -
            	 *
-            -
            	 * The function returns a numerically indexed array of extracted tags. Each entry is an associative array
-            -
            	 * with these keys :
-            -
            	 * 	tag_name	- the name of the extracted tag, e.g. "a" or "img".
-            -
            	 *	offset		- the numberic offset of the first character of the tag within the HTML source.
-            -
            	 *	contents	- the inner HTML of the tag. This is always empty for self-closing tags.
-            -
            	 *	attributes	- a name -> value array of the tag's attributes, or an empty array if the tag has none.
-            -
            	 *	full_tag	- the entire matched tag, e.g. '<a href="http://example.com">example.com</a>'. This key
-            -
            	 *		          will only be present if you set $return_the_entire_tag to true.
-            -
            	 *
-            -
            	 * @param string $html The HTML code to search for tags.
-            -
            	 * @param string|array $tag The tag(s) to extract.
-            -
            	 * @param bool $selfclosing	Whether the tag is self-closing or not. Setting it to null will force the script to try and make an educated guess.
-            -
            	 * @param bool $return_the_entire_tag Return the entire matched tag in 'full_tag' key of the results array.
-            -
            	 * @param string $charset The character set of the HTML code. Defaults to ISO-8859-1.
-            -
            	 *
-            -
            	 * @return array An array of extracted tags, or an empty array if no matching tags were found.
-            -
            	 */
-            -
            	static function extract_tags( $html, $tag, $selfclosing = null, $return_the_entire_tag = false, $charset = 'ISO-8859-1' ){
-            -
-            -
            		if ( is_array($tag) ){
-            -
            			$tag = implode('|', $tag);
+            		}
-            -
-            -
            		//If the user didn't specify if $tag is a self-closing tag we try to auto-detect it
-            -
            		//by checking against a list of known self-closing tags.
-            -
            		$selfclosing_tags = array( 'area', 'base', 'basefont', 'br', 'hr', 'input', 'img', 'link', 'meta', 'col', 'param' );
-            -
            		if ( is_null($selfclosing) ){
-            -
            			$selfclosing = in_array( $tag, $selfclosing_tags );
+            		}
-            -
-            -
            		//The regexp is different for normal and self-closing tags because I can't figure out
-            -
            		//how to make a sufficiently robust unified one.
-            -
            		if ( $selfclosing ){
-            -
            			$tag_pattern =
-            -
            				'@<(?P<tag>'.$tag.')			# <tag
-            -
            				(?P<attributes>\s[^>]+)?		# attributes, if any
-            -
            				\s*/?>							# /> or just >, being lenient here
-            -
            				@xsi';
-            -
            		} else {
-            -
            			$tag_pattern =
-            -
            				'@<(?P<tag>'.$tag.')			# <tag
-            -
            				(?P<attributes>\s[^>]+)?		# attributes, if any
-            -
            				\s*>							# >
-            -
            				(?P<contents>.*?)				# tag contents
-            -
            				</(?P=tag)>						# the closing </tag>
             				@xsi';
-            -
            		}
-            -
-            -
            		$attribute_pattern =
-            -
            			'@
-            -
            			(?P<name>\w+)											# attribute name
-            -
            			\s*=\s*
-            -
            			(
-            -
            				(?P<quote>[\"\'])(?P<value_quoted>.*?)(?P=quote)	# a quoted value
-            -
            				|							# or
-            -
            				(?P<value_unquoted>[^\s"\']+?)(?:\s+|$)				# an unquoted value (terminated by whitespace or EOF)
-            -
            			)
-            -
            			@xsi';
-            -
-            -
            		//Find all tags
-            -
            		if ( !preg_match_all($tag_pattern, $html, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE ) ){
-            -
            			//Return an empty array if we didn't find anything
-            -
            			return array();
-            -
            		}
-            -
-            -
            		$tags = array();
-            -
            		foreach ($matches as $match){
-            -
-            -
            			//Parse tag attributes, if any
-            -
            			$attributes = array();
-            -
            			if ( !empty($match['attributes'][0]) ){
-            -
-            -
            				if ( preg_match_all( $attribute_pattern, $match['attributes'][0], $attribute_data, PREG_SET_ORDER ) ){
-            -
            					//Turn the attribute data into a name->value array
-            -
            					foreach($attribute_data as $attr){
-            -
            						if( !empty($attr['value_quoted']) ){
-            -
            							$value = $attr['value_quoted'];
-            -
            						} else if( !empty($attr['value_unquoted']) ){
-            -
            							$value = $attr['value_unquoted'];
-            -
            						} else {
-            -
            							$value = '';
+            						}
-            -
-            -
            						//Passing the value through html_entity_decode is handy when you want
-            -
            						//to extract link URLs or something like that. You might want to remove
-            -
            						//or modify this call if it doesn't fit your situation.
-            -
            						$value = html_entity_decode( $value, ENT_QUOTES, $charset );
-            -
-            -
            						$attributes[$attr['name']] = $value;
+            					}
+            				}
-            -
+            			}
-            -
-            -
            			$tag = array(
-            -
            				'tag_name' => $match['tag'][0],
-            -
            				'offset' => $match[0][1],
-            -
            				'contents' => !empty($match['contents'])?$match['contents'][0]:'', //empty for self-closing tags
-            -
            				'attributes' => $attributes,
-            -
            			);
-            -
            			if ( $return_the_entire_tag ){
-            -
            				$tag['full_tag'] = $match[0][0];
+            			}
-            -
-            -
            			$tags[] = $tag;
+            		}
-            -
-            -
            		return $tags;
-            -
            	}
-            -
             	/**
-            -
                 * Get the value of a cookie.
-            -
                 *
-            -
                 * @param string $cookie_name The name of the cookie to return.
-            -
                 * @param string $default_value Optional. If the cookie is not set, this value will be returned instead. Defaults to an empty string.
-            -
                 * @return mixed Either the value of the requested cookie, or $default_value.
-            -
                 */
-            -
                static function get_cookie($cookie_name, $default_value = ''){
-            -
                	if ( isset($_COOKIE[$cookie_name]) ){
-            -
                		return $_COOKIE[$cookie_name];
-            -
                	} else {
-            -
                		return $default_value;
-            -
                	}
-            -
                }
-            -
-            -
              /**
-            -
               * Format a time delta using a fuzzy format, e.g. '2 minutes ago', '2 days', etc.
-            -
               *
-            -
               * @param int $delta Time period in seconds.
-            -
               * @param string $type Optional. The output template to use.
-            -
               * @return string
-            -
               */
-            -
            	static function fuzzy_delta($delta, $template = 'default'){
-            -
            		$ONE_MINUTE = 60;
-            -
            		$ONE_HOUR = 60 * $ONE_MINUTE;
-            -
            		$ONE_DAY = 24 * $ONE_HOUR;
-            -
            		$ONE_MONTH = $ONE_DAY * 3652425 / 120000;
-            -
            		$ONE_YEAR = $ONE_DAY * 3652425 / 10000;
-            -
-            -
            		$templates = array(
-            -
            			'seconds' => array(
-            -
            				'default' => _n_noop('%d second', '%d seconds'),
-            -
            				'ago' => _n_noop('%d second ago', '%d seconds ago'),
-            -
            			),
-            -
            			'minutes' => array(
-            -
            				'default' => _n_noop('%d minute', '%d minutes'),
-            -
            				'ago' => _n_noop('%d minute ago', '%d minutes ago'),
-            -
            			),
-            -
            			'hours' => array(
-            -
            				'default' => _n_noop('%d hour', '%d hours'),
-            -
            				'ago' => _n_noop('%d hour ago', '%d hours ago'),
-            -
            			),
-            -
            			'days' => array(
-            -
            				'default' => _n_noop('%d day', '%d days'),
-            -
            				'ago' => _n_noop('%d day ago', '%d days ago'),
-            -
            			),
-            -
            			'months' => array(
-            -
            				'default' => _n_noop('%d month', '%d months'),
-            -
            				'ago' => _n_noop('%d month ago', '%d months ago'),
-            -
            			),
-            -
            		);
-            -
-            -
            		if ( $delta < 1 ) {
-            -
            			$delta = 1;
+            		}
-            -
-            -
            		if ( $delta < $ONE_MINUTE ){
-            -
            			$units = 'seconds';
-            -
            		} elseif ( $delta < $ONE_HOUR ){
-            -
            			$delta = intval($delta / $ONE_MINUTE);
-            -
            			$units = 'minutes';
-            -
            		} elseif ( $delta < $ONE_DAY ){
-            -
            			$delta = intval($delta / $ONE_HOUR);
-            -
            			$units = 'hours';
-            -
            		} elseif ( $delta < $ONE_MONTH ){
-            -
            			$delta = intval($delta / $ONE_DAY);
-            -
            		 	$units = 'days';
-            -
            		} else {
-            -
            			$delta = intval( $delta / $ONE_MONTH );
-            -
            			$units = 'months';
+            		}
-            -
-            -
            		return sprintf(
-            -
            			_n(
-            -
            				$templates[$units][$template][0],
-            -
            				$templates[$units][$template][1],
-            -
            				$delta,
-            -
            				'broken-link-checker'
-            -
            			),
-            -
            			$delta
-            -
            		);
-            -
            	}
-            -
-            -
              /**
-            -
               * Optimize the plugin's tables
-            -
               *
-            -
               * @return void
-            -
               */
-            -
            	static function optimize_database(){
-            -
            		global $wpdb; /** @var wpdb $wpdb */
-            -
-            -
            		$wpdb->query("OPTIMIZE TABLE {$wpdb->prefix}blc_links, {$wpdb->prefix}blc_instances, {$wpdb->prefix}blc_synch");
-            -
            	}
-            -
-            -
              /**
-            -
               * Get the server's load averages.
-            -
               *
-            -
               * Returns an array with three samples - the 1 minute avg, the 5 minute avg, and the 15 minute avg.
-            -
               *
-            -
               * @param integer $cache How long the load averages may be cached, in seconds. Set to 0 to get maximally up-to-date data.
-            -
               * @return array|null Array, or NULL if retrieving load data is impossible (e.g. when running on a Windows box).
-            -
               */
-            -
            	static function get_server_load($cache = 5){
-            -
            		static $cached_load = null;
-            -
            		static $cached_when = 0;
-            -
-            -
            		if ( !empty($cache) && ((time() - $cached_when) <= $cache) ){
-            -
            			return $cached_load;
+            		}
-            -
-            -
            		$load = null;
-            -
-            -
            		if ( function_exists('sys_getloadavg') ){
-            -
            			$load = sys_getloadavg();
-            -
            		} else {
-            -
            			$loadavg_file = '/proc/loadavg';
-            -
            	        if (@is_readable($loadavg_file)) {
-            -
            	            $load = explode(' ',file_get_contents($loadavg_file));
-            -
            	            $load = array_map('floatval', $load);
-            -
            	        }
+            		}
-            -
-            -
            		$cached_load = $load;
-            -
            		$cached_when = time();
-            -
            		return $load;
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Convert an internationalized domain name or URL to ASCII-compatible encoding.
-            -
            	 *
-            -
            	 * @param string $url Either a domain name or a complete URL.
-            -
            	 * @param string $charset The character encoding of the $url parameter. Defaults to the encoding set in Settings -> Reading.
-            -
            	 * @return string
-            -
            	 */
-            -
            	static function idn_to_ascii($url, $charset = ''){
-            -
            		$idn = blcUtility::get_idna_converter();
-            -
            		if ( $idn != null ){
-            -
            			if ( empty($charset) ){
-            -
            				$charset = get_bloginfo('charset');
+            			}
-            -
-            -
                        //Encode only the host
-            -
                        if ( preg_match('@(\w+:/*)?([^/:]+)(.*$)?@s', $url, $matches) ){
-            -
                            $host = $matches[2];
-            -
                            if ( (strtoupper($charset) != 'UTF-8') && (strtoupper($charset) != 'UTF8') ){
-            -
                				$host = encode_utf8($host, $charset, true);
-            -
                			}
-            -
                            $host = $idn->encode($host);
-            -
                            $url = $matches[1] . $host . $matches[3];
-            -
                        }
+            		}
-            -
-            -
            		return $url;
-            -
            	}
-            -
            	/**
-            -
            	 * Convert an internationalized domain name (or URL) from ASCII-compatible encoding to UTF8.
-            -
            	 *
-            -
            	 * @param string $url
-            -
            	 * @return string
-            -
            	 */
-            -
            	static function idn_to_utf8($url){
-            -
            		$idn = blcUtility::get_idna_converter();
-            -
            		if ( $idn != null ){
-            -
            			$url = $idn->decode($url);
+            		}
-            -
-            -
            		return $url;
-            -
            	}
-            -
-            -
            	/**
-            -
            	 * Get an instance of idna_converter
-            -
            	 *
-            -
            	 * @return idna_convert|null Either an instance of IDNA converter, or NULL if the converter class is not available
-            -
            	 */
-            -
            	static function get_idna_converter(){
-            -
            		static $idn = null;
-            -
            		if ( ($idn == null) && class_exists('idna_convert') ){
-            -
            			$idn = new idna_convert();
+            		}
-            -
            		return $idn;
-            -
            	}
-            -
            	/**
-            -
            	 * Generate a numeric hash from a string. The result will be constrained to the specified interval.
-            -
            	 *
-            -
            	 * @static
-            -
            	 * @param string $input
-            -
            	 * @param int $min
-            -
            	 * @param int $max
-            -
            	 * @return float
-            -
            	 */
-            -
            	public static function constrained_hash($input, $min = 0, $max = 1) {
-            -
            		$bytes_to_use = 3;
-            -
            		$md5_char_count = 32;
-            -
            		$hash = substr(md5($input), $md5_char_count - $bytes_to_use*2);
-            -
            		$hash = intval(hexdec($hash));
-            -
            		return  $min + (($max - $min) * ($hash / (pow(2, $bytes_to_use * 8) - 1)));
-            -
            	}
-            -
-            -
            }//class
             }//class_exists
-            -


4	* @author W-Shadow
5	* @copyright 2010
6	*/
7	+
8	+ if ( ! function_exists( 'sys_get_temp_dir' ) ) {
9	+ function sys_get_temp_dir() {
10	+ if ( ! empty( $_ENV['TMP'] ) ) { return realpath( $_ENV['TMP'] ); }
11	+ if ( ! empty( $_ENV['TMPDIR'] ) ) { return realpath( $_ENV['TMPDIR'] ); }
12	+ if ( ! empty( $_ENV['TEMP'] ) ) { return realpath( $_ENV['TEMP'] ); }
13	+ $tempfile = tempnam( uniqid( rand(),TRUE ),'' );
14	+ if ( @file_exists( $tempfile ) ) {
15	+ unlink( $tempfile );
16	+ return realpath( dirname( $tempfile ) );
17	+ }
18	+ return '';
19	+ }
20	}
21
22	//Include the internationalized domain name converter (requires PHP 5)
23	+ if ( version_compare( phpversion(), '5.0.0', '>=' ) && ! class_exists( 'idna_convert' ) ) {
24	include BLC_DIRECTORY . '/idn/idna_convert.class.php';
25	+ if ( ! function_exists( 'encode_utf8' ) ) {
26	include BLC_DIRECTORY . '/idn/transcode_wrapper.php';
27	}
28	}
29
30
31	+ if ( ! class_exists( 'blcUtility' ) ) {
32	+ class blcUtility {
33	+ /**
34	+ * Checks if PHP is running in safe mode
35	+ * blcUtility::is_safe_mode()
36	+ *
37	+ * @return bool
38	+ */
39	+ static function is_safe_mode() {
40	+ // Check php.ini safe_mode only if PHP version is lower than 5.3.0, else set to false.
41	+ if ( version_compare( phpversion(), '5.3.0', '<' ) ) {
42	+ $safe_mode = ini_get( 'safe_mode' );
43	+ } else {
44	+ $safe_mode = false;
45	+ }
46	+
47	+ // Null, 0, '', '0' and so on count as false.
48	+ if ( ! $safe_mode ) {






49	return false;
50	+ }
51	+ // Test for some textual true/false variations.
52	+ switch ( strtolower( $safe_mode ) ) {
53	+ case 'on':
54	+ case 'true':
55	+ case 'yes':
56	+ return true;
57	+
58	+ case 'off':
59	+ case 'false':
60	+ case 'no':
61	+ return false;
62	+
63	+ default: // Let PHP handle anything else.
64	+ return (bool) (int) $safe_mode;
65	+ }



















66	}
67	+



68	/**
69	+ * blcUtility::is_open_basedir()
70	+ * Checks if open_basedir is enabled
71	+ *
72	+ * @return bool
73	+ */
74	+ static function is_open_basedir(){
75	+ $open_basedir = ini_get( 'open_basedir' );
76	+ return $open_basedir && ( strtolower( $open_basedir ) != 'none' );




















77	}
78	+
79	+ /**
80	+ * Truncate a string on a specified boundary character.
81	+ *
82	+ * @param string $text The text to truncate.
83	+ * @param integer $max_characters Return no more than $max_characters
84	+ * @param string $break Break on this character. Defaults to space.
85	+ * @param string $pad Pad the truncated string with this string. Defaults to an HTML ellipsis.
86	+ * @return string
87	+ */
88	+ static function truncate( $text, $max_characters = 0, $break = ' ', $pad = '…' ) {
89	+ if ( strlen( $text ) <= $max_characters ) {
90	+ return $text;
91	+ }
92	+
93	+ $text = substr( $text, 0, $max_characters );
94	+ $break_pos = strrpos( $text, $break );
95	+ if ( false !== $break_pos ) {
96	+ $text = substr( $text, 0, $break_pos );
97	+ }
98	+
99	+ return $text.$pad;
100	}
101	+
102	+ /**
103	+ * extract_tags()
104	+ * Extract specific HTML tags and their attributes from a string.
105	+ *
106	+ * You can either specify one tag, an array of tag names, or a regular expression that matches the tag name(s).
107	+ * If multiple tags are specified you must also set the $selfclosing parameter and it must be the same for
108	+ * all specified tags (so you can't extract both normal and self-closing tags in one go).
109	+ *
110	+ * The function returns a numerically indexed array of extracted tags. Each entry is an associative array
111	+ * with these keys :
112	+ * tag_name - the name of the extracted tag, e.g. "a" or "img".
113	+ * offset - the numberic offset of the first character of the tag within the HTML source.
114	+ * contents - the inner HTML of the tag. This is always empty for self-closing tags.
115	+ * attributes - a name -> value array of the tag's attributes, or an empty array if the tag has none.
116	+ * full_tag - the entire matched tag, e.g. '<a href="http://example.com">example.com</a>'. This key
117	+ * will only be present if you set $return_the_entire_tag to true.
118	+ *
119	+ * @param string $html The HTML code to search for tags.
120	+ * @param string\|array $tag The tag(s) to extract.
121	+ * @param bool $selfclosing Whether the tag is self-closing or not. Setting it to null will force the script to try and make an educated guess.
122	+ * @param bool $return_the_entire_tag Return the entire matched tag in 'full_tag' key of the results array.
123	+ * @param string $charset The character set of the HTML code. Defaults to ISO-8859-1.
124	+ *
125	+ * @return array An array of extracted tags, or an empty array if no matching tags were found.
126	+ */
127	+ static function extract_tags( $html, $tag, $selfclosing = null, $return_the_entire_tag = false, $charset = 'ISO-8859-1' ) {
128	+
129	+ if ( is_array( $tag ) ) {
130	+ $tag = implode( '\|', $tag );
131	+ }
132	+
133	+ //If the user didn't specify if $tag is a self-closing tag we try to auto-detect it
134	+ //by checking against a list of known self-closing tags.
135	+ $selfclosing_tags = array( 'area', 'base', 'basefont', 'br', 'hr', 'input', 'img', 'link', 'meta', 'col', 'param' );
136	+ if ( is_null( $selfclosing ) ) {
137	+ $selfclosing = in_array( $tag, $selfclosing_tags );
138	+ }
139	+
140	+ //The regexp is different for normal and self-closing tags because I can't figure out
141	+ //how to make a sufficiently robust unified one.
142	+ if ( $selfclosing ) {
143	+ $tag_pattern =
144	+ '@<(?P<tag>' . $tag . ') # <tag
145	+ (?P<attributes>\s[^>]+)? # attributes, if any
146	+ \s*/?> # /> or just >, being lenient here
147	+ @xsi';
148	+ } else {
149	+ $tag_pattern =
150	+ '@<(?P<tag>' . $tag . ') # <tag
151	+ (?P<attributes>\s[^>]+)? # attributes, if any
152	+ \s*> # >
153	+ (?P<contents>.*?) # tag contents
154	+ </(?P=tag)> # the closing </tag>
155	+ @xsi';
156	+ }
157	+
158	+ $attribute_pattern =
159	+ '@
160	+ (?P<name>\w+) # attribute name
161	+ \s=\s
162	+ (
163	+ (?P<quote>[\"\'])(?P<value_quoted>.*?)(?P=quote) # a quoted value
164	+ \| # or
165	+ (?P<value_unquoted>[^\s"\']+?)(?:\s+\|$) # an unquoted value (terminated by whitespace or EOF)
166	+ )
167	@xsi';
168	+
169	+ //Find all tags
170	+ if ( ! preg_match_all( $tag_pattern, $html, $matches, PREG_SET_ORDER \| PREG_OFFSET_CAPTURE ) ) {
171	+ //Return an empty array if we didn't find anything
172	+ return array();
173	+ }
174	+
175	+ $tags = array();
176	+ foreach ( $matches as $match ) {
177	+
178	+ // Parse tag attributes, if any.
179	+ $attributes = array();
180	+ if ( ! empty( $match['attributes'][0] ) ) {
181	+
182	+ if ( preg_match_all( $attribute_pattern, $match['attributes'][0], $attribute_data, PREG_SET_ORDER ) ) {
183	+ //Turn the attribute data into a name->value array
184	+ foreach ( $attribute_data as $attr ) {
185	+ if( ! empty( $attr['value_quoted'] ) ) {
186	+ $value = $attr['value_quoted'];
187	+ } else if( ! empty( $attr['value_unquoted'] ) ) {
188	+ $value = $attr['value_unquoted'];
189	+ } else {
190	+ $value = '';
191	+ }
192	+
193	+ // Passing the value through html_entity_decode is handy when you want
194	+ // to extract link URLs or something like that. You might want to remove
195	+ // or modify this call if it doesn't fit your situation.
196	+ $value = html_entity_decode( $value, ENT_QUOTES, $charset );
197	+
198	+ $attributes[ $attr['name'] ] = $value;




199	}







200	}
201	+
202	}
203	+
204	+ $tag = array(
205	+ 'tag_name' => $match['tag'][0],
206	+ 'offset' => $match[0][1],
207	+ 'contents' => ! empty( $match['contents'] ) ? $match['contents'][0] : '', // Empty for self-closing tags.
208	+ 'attributes' => $attributes,
209	+ );
210	+ if ( $return_the_entire_tag ) {
211	+ $tag['full_tag'] = $match[0][0];
212	+ }
213	+
214	+ $tags[] = $tag;
215	}
216	+
217	+ return $tags;
218	+ }
219	+
220	+ /**
221	+ * Get the value of a cookie.
222	+ *
223	+ * @param string $cookie_name The name of the cookie to return.
224	+ * @param string $default_value Optional. If the cookie is not set, this value will be returned instead. Defaults to an empty string.
225	+ * @return mixed Either the value of the requested cookie, or $default_value.
226	+ */
227	+ static function get_cookie( $cookie_name, $default_value = '' ) {
228	+ if ( isset( $_COOKIE[$cookie_name] ) ) {
229	+ return $_COOKIE[$cookie_name];
230	+ } else {
231	+ return $default_value;
232	}


233	}
234	+



235	/**
236	+ * Format a time delta using a fuzzy format, e.g. '2 minutes ago', '2 days', etc.
237	+ *
238	+ * @param int $delta Time period in seconds.
239	+ * @param string $type Optional. The output template to use.
240	+ * @return string
241	+ */
242	+ static function fuzzy_delta( $delta, $template = 'default' ) {
243	+
244	+ $templates = array(
245	+ 'seconds' => array(
246	+ 'default' => _n_noop('%d second', '%d seconds'),
247	+ 'ago' => _n_noop('%d second ago', '%d seconds ago'),
248	+ ),
249	+ 'minutes' => array(
250	+ 'default' => _n_noop('%d minute', '%d minutes'),
251	+ 'ago' => _n_noop('%d minute ago', '%d minutes ago'),
252	+ ),
253	+ 'hours' => array(
254	+ 'default' => _n_noop('%d hour', '%d hours'),
255	+ 'ago' => _n_noop('%d hour ago', '%d hours ago'),
256	+ ),
257	+ 'days' => array(
258	+ 'default' => _n_noop('%d day', '%d days'),
259	+ 'ago' => _n_noop('%d day ago', '%d days ago'),
260	+ ),
261	+ 'months' => array(
262	+ 'default' => _n_noop('%d month', '%d months'),
263	+ 'ago' => _n_noop('%d month ago', '%d months ago'),
264	+ ),
265	+ );
266	+
267	+ if ( $delta < 1 ) {
268	+ $delta = 1;
269	+ }
270	+
271	+ if ( $delta < MINUTE_IN_SECONDS ) {
272	+ $units = 'seconds';
273	+ } elseif ( $delta < HOUR_IN_SECONDS ) {
274	+ $delta = intval( $delta / MINUTE_IN_SECONDS );
275	+ $units = 'minutes';
276	+ } elseif ( $delta < DAY_IN_SECONDS ) {
277	+ $delta = intval( $delta / HOUR_IN_SECONDS );
278	+ $units = 'hours';
279	+ } elseif ( $delta < MONTH_IN_SECONDS ) {
280	+ $delta = intval( $delta / DAY_IN_SECONDS );
281	+ $units = 'days';
282	+ } else {
283	+ $delta = intval( $delta / MONTH_IN_SECONDS );
284	+ $units = 'months';
285	+ }
286	+
287	+ return sprintf(
288	+ _n(
289	+ $templates[$units][$template][0],
290	+ $templates[$units][$template][1],
291	+ $delta,
292	+ 'broken-link-checker'
293	+ ),
294	+ $delta
295	+ );
296	}
297	+
298	+ /**
299	+ * Optimize the plugin's tables
300	+ *
301	+ * @return void
302	+ */
303	+ static function optimize_database(){
304	+ global $wpdb; /** @var wpdb $wpdb */
305	+
306	+ $wpdb->query( "OPTIMIZE TABLE {$wpdb->prefix}blc_links, {$wpdb->prefix}blc_instances, {$wpdb->prefix}blc_synch" );





307	}
308	+
309	+ /**
310	+ * Get the server's load averages.
311	+ *
312	+ * Returns an array with three samples - the 1 minute avg, the 5 minute avg, and the 15 minute avg.
313	+ *
314	+ * @param integer $cache How long the load averages may be cached, in seconds. Set to 0 to get maximally up-to-date data.
315	+ * @return array\|null Array, or NULL if retrieving load data is impossible (e.g. when running on a Windows box).
316	+ */
317	+ static function get_server_load( $cache = 5 ) {
318	+ static $cached_load = null;
319	+ static $cached_when = 0;
320	+
321	+ if ( ! empty( $cache ) && ((time() - $cached_when) <= $cache) ) {
322	+ return $cached_load;
323	+ }
324	+
325	+ $load = null;
326	+
327	+ if ( function_exists( 'sys_getloadavg' ) ) {
328	+ $load = sys_getloadavg();
329	+ } else {
330	+ $loadavg_file = '/proc/loadavg';
331	+ if ( @is_readable( $loadavg_file ) ) {
332	+ $load = explode( ' ', file_get_contents( $loadavg_file ) );
333	+ $load = array_map( 'floatval', $load );
334	+ }
335	+ }
336	+
337	+ $cached_load = $load;
338	+ $cached_when = time();
339	+ return $load;





340	}
341	+
342	+ /**
343	+ * Convert an internationalized domain name or URL to ASCII-compatible encoding.
344	+ *
345	+ * @param string $url Either a domain name or a complete URL.
346	+ * @param string $charset The character encoding of the $url parameter. Defaults to the encoding set in Settings -> Reading.
347	+ * @return string
348	+ */
349	+ static function idn_to_ascii( $url, $charset = '' ) {
350	+ $idn = blcUtility::get_idna_converter();
351	+ if ( $idn != null ) {
352	+ if ( empty( $charset ) ) {
353	+ $charset = get_bloginfo( 'charset' );
354	+ }
355	+
356	+ // Encode only the host.
357	+ if ( preg_match( '@(\w+:/)?([^/:]+)(.$)?@s', $url, $matches ) ) {
358	+ $host = $matches[2];
359	+ if ( ( strtoupper( $charset ) != 'UTF-8') && ( strtoupper( $charset ) != 'UTF8') ) {
360	+ $host = encode_utf8( $host, $charset, true );
361	+ }
362	+ $host = $idn->encode( $host );
363	+ $url = $matches[1] . $host . $matches[3];
364	+ }
365	+ }
366	+
367	+ return $url;
368	}
369	+
370	+ /**
371	+ * Convert an internationalized domain name (or URL) from ASCII-compatible encoding to UTF8.
372	+ *
373	+ * @param string $url
374	+ * @return string
375	+ */
376	+ static function idn_to_utf8( $url ) {
377	+ $idn = blcUtility::get_idna_converter();
378	+ if ( null !== $idn ) {
379	+ $url = $idn->decode( $url );







380	}
381	+
382	+ return $url;








383	}



384
385	+ /**
386	+ * Get an instance of idna_converter
387	+ *
388	+ * @return idna_convert\|null Either an instance of IDNA converter, or NULL if the converter class is not available
389	+ */
390	+ static function get_idna_converter() {
391	+ static $idn = null;
392	+ if ( ( null === $idn ) && class_exists( 'idna_convert' ) ) {
393	+ $idn = new idna_convert();
394	+ }
395	+ return $idn;
396	}
397	+
398	+ /**
399	+ * Generate a numeric hash from a string. The result will be constrained to the specified interval.
400	+ *
401	+ * @static
402	+ * @param string $input
403	+ * @param int $min
404	+ * @param int $max
405	+ * @return float
406	+ */
407	+ public static function constrained_hash( $input, $min = 0, $max = 1 ) {
408	+ $bytes_to_use = 3;
409	+ $md5_char_count = 32;
410	+ $hash = substr( md5( $input ), $md5_char_count - $bytes_to_use * 2 );
411	+ $hash = intval( hexdec( $hash ) );
412	+ return $min + ( ( $max - $min ) * ( $hash / ( pow( 2, $bytes_to_use * 8 ) - 1) ) );
413	}


414
415	+ }//class

















416
417	}//class_exists

modules/checkers/http.php CHANGED Viewed

	@@ -254,6 +254,9 @@ class blcCurlHttp extends blcHttpCheckerBase {
254	curl_setopt($ch, CURLINFO_HEADER_OUT, true);
255	}
256



257	//Execute the request
258	$start_time = microtime_float();
259	$content = curl_exec($ch);
	@@ -316,6 +319,11 @@ class blcCurlHttp extends blcHttpCheckerBase {
316	} else {
317	$result['broken'] = $this->is_error_code($result['http_code']);
318	}





319	curl_close($ch);
320
321	$blclog->info(sprintf(


254	curl_setopt($ch, CURLINFO_HEADER_OUT, true);
255	}
256
257	+ // Apply filter for additional options
258	+ curl_setopt_array($ch, apply_filters('broken-link-checker-curl-options', array()) );
259	+
260	//Execute the request
261	$start_time = microtime_float();
262	$content = curl_exec($ch);

319	} else {
320	$result['broken'] = $this->is_error_code($result['http_code']);
321	}
322	+
323	+
324	+ // Apply filter before curl closes
325	+ apply_filters('broken-link-checker-curl-before-close', $ch, $content, $this->last_headers);
326	+
327	curl_close($ch);
328
329	$blclog->info(sprintf(

modules/containers/acf_field.php ADDED Viewed

	@@ -0,0 +1,710 @@


1	+ <?php
2	+
3	+ /*
4	+ Plugin Name: Acf fields
5	+ Description: Container module for acf fields.
6	+ Version: 1.0
7	+ Author: Janne Aalto
8	+
9	+ ModuleID: acf_field
10	+ ModuleCategory: container
11	+ ModuleClassName: blcAcfMetaManager
12	+ */
13	+
14	+ //Note : If it ever becomes necessary to check metadata on objects other than posts, it will
15	+ //be fairly easy to extract a more general metadata container class from blcAcfMeta.
16	+
17	+ /**
18	+ * blcAcfMeta - A link container class for post metadata (AKA custom fields).
19	+ *
20	+ * Due to the way metadata works, this container differs significantly from other containers :
21	+ * - container_field is equal to meta name, and container_id holds the ID of the post.
22	+ * - There is one synch. record per post that determines the synch. state of all metadata fields of that post.
23	+ * - Unlinking simply deletes the meta entry in question without involving the parser.
24	+ * - The list of parse-able $fields is not fixed. Instead, it's initialized based on the
25	+ * custom field list defined in Settings -> Link Checker.
26	+ * - The $wrapped_object is an array (and isn't really used for anything).
27	+ * - update_wrapped_object() does nothing.
28	+ *
29	+ * @package Broken Link Checker
30	+ * @access public
31	+ */
32	+ class blcAcfMeta extends blcContainer {
33	+
34	+ var $meta_type = 'post';
35	+
36	+ /**
37	+ * Retrieve all metadata fields of the post associated with this container.
38	+ * The results are cached in the internal $wrapped_object variable.
39	+ *
40	+ * @param bool $ensure_consistency
41	+ *
42	+ * @return object The wrapped object.
43	+ */
44	+ function get_wrapped_object($ensure_consistency = false) {
45	+ if (is_null($this->wrapped_object) \|\| $ensure_consistency) {
46	+ $this->wrapped_object = get_metadata($this->meta_type, $this->container_id);
47	+ }
48	+
49	+ return $this->wrapped_object;
50	+ }
51	+
52	+ function update_wrapped_object() {
53	+ trigger_error('Function blcAcfMeta::update_wrapped_object() does nothing and should not be used.', E_USER_WARNING);
54	+ }
55	+
56	+ /**
57	+ * Get the value of the specified metadata field of the object wrapped by this container.
58	+ *
59	+ * @access protected
60	+ *
61	+ * @param string $field Field name. If omitted, the value of the default field will be returned.
62	+ *
63	+ * @return array
64	+ */
65	+ function get_field($field = '') {
66	+ global $wpdb;
67	+
68	+ $meta = get_metadata('post', $this->container_id, '_' . $field, true);
69	+ $key = explode('\|', str_replace('_field', '\|field', $meta));
70	+
71	+ if (is_array($key)) {
72	+ $key = $key[ count($key) - 1 ];
73	+ } else {
74	+ $key = $meta;
75	+ }
76	+
77	+ if (!isset($this->fields[ $key ])) {
78	+ $key = $field;
79	+ }
80	+
81	+ $get_only_first_field = ($this->fields[ $key ] !== 'acf_field');
82	+
83	+ return get_metadata($this->meta_type, $this->container_id, $field, $get_only_first_field);
84	+ }
85	+
86	+ /**
87	+ * Update the value of the specified metadata field of the object wrapped by this container.
88	+ *
89	+ * @access protected
90	+ *
91	+ * @param string $field Meta name.
92	+ * @param string $new_value New meta value.
93	+ * @param string $old_value old meta value.
94	+ *
95	+ * @return bool\|WP_Error True on success, an error object if something went wrong.
96	+ */
97	+ function update_field($field, $new_value, $old_value = '') {
98	+ $rez = update_metadata($this->meta_type, $this->container_id, $field, $new_value, $old_value);
99	+ if ($rez) {
100	+ return true;
101	+ } else {
102	+ return new WP_Error('metadata_update_failed', sprintf(__("Failed to update the meta field '%s' on %s [%d]", 'broken-link-checker'), $field, $this->meta_type, $this->container_id));
103	+ }
104	+ }
105	+
106	+ /**
107	+ * "Unlink"-ing a custom fields removes all metadata fields that contain the specified URL.
108	+ *
109	+ * @param string $field_name
110	+ * @param blcParser $parser
111	+ * @param string $url
112	+ * @param string $raw_url
113	+ *
114	+ * @return bool\|WP_Error True on success, or an error object if something went wrong.
115	+ */
116	+ function unlink($field_name, $parser, $url, $raw_url = '') {
117	+ // error_log(print_r('unlink', true));
118	+ $meta = get_metadata('post', $this->container_id, '_' . $field_name, true);
119	+ $key = explode('\|', str_replace('_field', '\|field', $meta));
120	+
121	+ if (is_array($key)) {
122	+ $key = $key[ count($key) - 1 ];
123	+ }
124	+ if ($this->fields[ $key ] !== 'acf_field') {
125	+ return parent::unlink($field_name, $parser, $url, $raw_url);
126	+ }
127	+
128	+ $rez = update_metadata($this->meta_type, $this->container_id, $field_name, '');
129	+ if ($rez) {
130	+ return true;
131	+ } else {
132	+ return new WP_Error('metadata_delete_failed', sprintf(__("Failed to delete the meta field '%s' on %s [%d]", 'broken-link-checker'), $field_name, $this->meta_type, $this->container_id));
133	+ }
134	+ }
135	+
136	+ /**
137	+ * Change a meta field containing the specified URL to a new URL.
138	+ *
139	+ * @param string $field_name Meta name
140	+ * @param blcParser $parser
141	+ * @param string $new_url New URL.
142	+ * @param string $old_url
143	+ * @param string $old_raw_url Old meta value.
144	+ * @param null $new_text
145	+ *
146	+ * @return string\|WP_Error The new value of raw_url on success, or an error object if something went wrong.
147	+ */
148	+ function edit_link($field_name, $parser, $new_url, $old_url = '', $old_raw_url = '', $new_text = null) {
149	+ // error_log(print_r('edit_link', true));
150	+
151	+ /*
152	+ FB::log(sprintf(
153	+ 'Editing %s[%d]:%s - %s to %s',
154	+ $this->container_type,
155	+ $this->container_id,
156	+ $field_name,
157	+ $old_url,
158	+ $new_url
159	+ ));
160	+ */
161	+
162	+ $meta = get_metadata('post', $this->container_id, '_' . $field_name, true);
163	+ $key = explode('\|', str_replace('_field', '\|field', $meta));
164	+
165	+ if (is_array($key)) {
166	+ $key = $key[ count($key) - 1 ];
167	+ }
168	+
169	+ if ($this->fields[ $key ] !== 'acf_field') {
170	+ return parent::edit_link($field_name, $parser, $new_url, $old_url, $old_raw_url, $new_text);
171	+ }
172	+
173	+ if (empty($old_raw_url)) {
174	+ $old_raw_url = $old_url;
175	+ }
176	+
177	+ //Get the current values of the field that needs to be edited.
178	+ //The default metadata parser ignores them, but we're still going
179	+ //to set this argument to a valid value in case someone writes a
180	+ //custom meta parser that needs it.
181	+ $old_value = $this->get_field($field_name);
182	+
183	+ //Get the new field value (a string).
184	+ $edit_result = $parser->edit($old_value, $new_url, $old_url, $old_raw_url);
185	+ if (is_wp_error($edit_result)) {
186	+ return $edit_result;
187	+ }
188	+
189	+ //Update the field with the new value returned by the parser.
190	+ //Notice how $old_raw_url is used instead of $old_value. $old_raw_url contains the entire old
191	+ //value of the metadata field (see blcMetadataParser::parse()) and thus can be used to
192	+ //differentiate between multiple meta fields with identical names.
193	+ $update_result = $this->update_field($field_name, $edit_result['content'], $old_raw_url);
194	+ if (is_wp_error($update_result)) {
195	+ return $update_result;
196	+ }
197	+
198	+ //Return the new "raw" URL.
199	+ return $edit_result['raw_url'];
200	+ }
201	+
202	+ /**
203	+ * Get the default link text to use for links found in a specific container field.
204	+ *
205	+ * @param string $field
206	+ *
207	+ * @return string
208	+ */
209	+ function default_link_text($field = '') {
210	+ // error_log(print_r('default_link_text', true));
211	+
212	+ //Just use the field name. There's no way to know how the links inside custom fields are
213	+ //used, so no way to know the "real" link text. Displaying the field name at least gives
214	+ //the user a clue where to look if they want to find/modify the field.
215	+ return $field;
216	+ }
217	+
218	+ function ui_get_source($container_field = '', $context = 'display') {
219	+ // error_log(print_r('ui_get_source', true));
220	+
221	+ if (!post_type_exists(get_post_type($this->container_id))) {
222	+ //Error: Invalid post type. The user probably removed a CPT without removing the actual posts.
223	+ $post_html = '';
224	+
225	+ $post = get_post($this->container_id);
226	+ if ($post) {
227	+ $post_html .= sprintf('<span class="row-title">%s</span><br>', get_the_title($post));
228	+ }
229	+ $post_html .= sprintf('Invalid post type "%s"', htmlentities($this->container_type));
230	+
231	+ return $post_html;
232	+ }
233	+
234	+ $post_html = sprintf('<a class="row-title" href="%s" title="%s">%s</a>', esc_url($this->get_edit_url()), esc_attr(__('Edit this post')), get_the_title($this->container_id));
235	+
236	+ return $post_html;
237	+ }
238	+
239	+ function ui_get_action_links($container_field) {
240	+ // error_log(print_r('ui_get_action_links', true));
241	+
242	+ $actions = [];
243	+ if (!post_type_exists(get_post_type($this->container_id))) {
244	+ return $actions;
245	+ }
246	+
247	+ if (current_user_can('edit_post', $this->container_id)) {
248	+ $actions['edit'] = '<span class="edit"><a href="' . $this->get_edit_url() . '" title="' . esc_attr(__('Edit this item')) . '">' . __('Edit') . '</a>';
249	+
250	+ if ($this->current_user_can_delete()) {
251	+ if ($this->can_be_trashed()) {
252	+ $actions['trash'] = sprintf("<span><a class='submitdelete' title='%s' href='%s'>%s</a>", esc_attr(__('Move this item to the Trash')), get_delete_post_link($this->container_id, '', false), __('Trash'));
253	+ } else {
254	+ $actions['delete'] = sprintf("<span><a class='submitdelete' title='%s' href='%s'>%s</a>", esc_attr(__('Delete this item permanently')), get_delete_post_link($this->container_id, '', true), __('Delete'));
255	+ }
256	+ }
257	+ }
258	+ $actions['view'] = '<span class="view"><a href="' . esc_url(get_permalink($this->container_id)) . '" title="' . esc_attr(sprintf(__('View "%s"', 'broken-link-checker'), get_the_title($this->container_id))) . '" rel="permalink">' . __('View') . '</a>';
259	+
260	+ return $actions;
261	+ }
262	+
263	+ /**
264	+ * Get edit URL for this container. Returns the URL of the Dashboard page where the item
265	+ * associated with this container can be edited.
266	+ *
267	+ * @access protected
268	+ *
269	+ * @return string
270	+ */
271	+ function get_edit_url() {
272	+ // error_log(print_r('get_edit_url', true));
273	+
274	+ /*
275	+ The below is a near-exact copy of the get_post_edit_link() function.
276	+ Unfortunately we can't just call that function because it has a hardcoded
277	+ caps-check which fails when called from the email notification script
278	+ executed by Cron.
279	+ */
280	+
281	+ if (!($post = get_post($this->container_id))) {
282	+ return '';
283	+ }
284	+
285	+ $context = 'display';
286	+
287	+ //WP 3.0
288	+ if ('display' == $context) {
289	+ $action = '&action=edit';
290	+ } else {
291	+ $action = '&action=edit';
292	+ }
293	+
294	+ $post_type_object = get_post_type_object($post->post_type);
295	+ if (!$post_type_object) {
296	+ return '';
297	+ }
298	+
299	+ return apply_filters('get_edit_post_link', admin_url(sprintf($post_type_object->_edit_link . $action, $post->ID)), $post->ID, $context);
300	+ }
301	+
302	+ /**
303	+ * Get the base URL of the container. For custom fields, the base URL is the permalink of
304	+ * the post that the field is attached to.
305	+ *
306	+ * @return string
307	+ */
308	+ function base_url() {
309	+ return get_permalink($this->container_id);
310	+ }
311	+
312	+ /**
313	+ * Delete or trash the post corresponding to this container. If trash is enabled,
314	+ * will always move the post to the trash instead of deleting.
315	+ *
316	+ * @return bool\|WP_error
317	+ */
318	+ function delete_wrapped_object() {
319	+ // error_log(print_r('delete_wrapped_object', true));
320	+
321	+ if (EMPTY_TRASH_DAYS) {
322	+ return $this->trash_wrapped_object();
323	+ } else {
324	+ if (wp_delete_post($this->container_id)) {
325	+ return true;
326	+ } else {
327	+ return new WP_Error('delete_failed', sprintf(__('Failed to delete post "%s" (%d)', 'broken-link-checker'), get_the_title($this->container_id), $this->container_id));
328	+ }
329	+ }
330	+ }
331	+
332	+ /**
333	+ * Move the post corresponding to this custom field to the Trash.
334	+ *
335	+ * @return bool\|WP_Error
336	+ */
337	+ function trash_wrapped_object() {
338	+ // error_log(print_r('trash_wrapped_object', true));
339	+
340	+ if (!EMPTY_TRASH_DAYS) {
341	+ return new WP_Error('trash_disabled', sprintf(__('Can\'t move post "%s" (%d) to the trash because the trash feature is disabled', 'broken-link-checker'), get_the_title($this->container_id), $this->container_id));
342	+ }
343	+
344	+ $post = &get_post($this->container_id);
345	+ if ($post->post_status == 'trash') {
346	+ //Prevent conflicts between post and custom field containers trying to trash the same post.
347	+ return true;
348	+ }
349	+
350	+ if (wp_trash_post($this->container_id)) {
351	+ return true;
352	+ } else {
353	+ return new WP_Error('trash_failed', sprintf(__('Failed to move post "%s" (%d) to the trash', 'broken-link-checker'), get_the_title($this->container_id), $this->container_id));
354	+ }
355	+ }
356	+
357	+ function current_user_can_delete() {
358	+ $post = get_post($this->container_id);
359	+ $post_type_object = get_post_type_object($post->post_type);
360	+
361	+ return current_user_can($post_type_object->cap->delete_post, $this->container_id);
362	+ }
363	+
364	+ function can_be_trashed() {
365	+ return defined('EMPTY_TRASH_DAYS') && EMPTY_TRASH_DAYS;
366	+ }
367	+ }
368	+
369	+ class blcAcfMetaManager extends blcContainerManager {
370	+
371	+ var $container_class_name = 'blcAcfMeta';
372	+
373	+ protected $selected_fields = [];
374	+
375	+ function init() {
376	+ parent::init();
377	+
378	+ //Figure out which custom fields we're interested in.
379	+ if (is_array($this->plugin_conf->options['acf_fields'])) {
380	+ $prefix_formats = [
381	+ 'html' => 'html',
382	+ 'acf_field' => 'acf_field',
383	+ ];
384	+ foreach ($this->plugin_conf->options['acf_fields'] as $meta_name) {
385	+ //The user can add an optional "format:" prefix to specify the format of the custom field.
386	+ $parts = explode(':', $meta_name, 2);
387	+ if ((count($parts) == 2) && in_array($parts[0], $prefix_formats)) {
388	+ $this->selected_fields[ $parts[1] ] = $prefix_formats[ $parts[0] ];
389	+ } else {
390	+ $this->selected_fields[ $meta_name ] = 'acf_field';
391	+ }
392	+ }
393	+
394	+ }
395	+
396	+ //Intercept 2.9+ style metadata modification actions
397	+ add_action("acf/save_post", [$this, 'acf_save'], 10, 4);
398	+
399	+ //When a post is deleted, also delete the custom field container associated with it.
400	+ add_action('delete_post', [$this, 'post_deleted']);
401	+ add_action('trash_post', [$this, 'post_deleted']);
402	+
403	+ //Re-parse custom fields when a post is restored from trash
404	+ add_action('untrashed_post', [$this, 'post_untrashed']);
405	+
406	+ }
407	+
408	+ /**
409	+ * Get a list of parseable fields.
410	+ *
411	+ * @return array
412	+ */
413	+ function get_parseable_fields() {
414	+ return $this->selected_fields;
415	+ }
416	+
417	+ /**
418	+ * Instantiate multiple containers of the container type managed by this class.
419	+ *
420	+ * @param array $containers Array of assoc. arrays containing container data.
421	+ * @param string $purpose An optional code indicating how the retrieved containers will be used.
422	+ * @param bool $load_wrapped_objects Preload wrapped objects regardless of purpose.
423	+ *
424	+ * @return array of blcAcfMeta indexed by "container_type\|container_id"
425	+ */
426	+ function get_containers($containers, $purpose = '', $load_wrapped_objects = false) {
427	+
428	+ $containers = $this->make_containers($containers);
429	+
430	+ /*
431	+ When links from custom fields are displayed in Tools -> Broken Links,
432	+ each one also shows the title of the post that the custom field(s)
433	+ belong to. Thus it makes sense to pre-cache the posts beforehand - it's
434	+ faster to load them all at once than to make a separate query for each
435	+ one later.
436	+
437	+ So make a list of involved post IDs and load them.
438	+
439	+ Calling get_posts() will automatically populate the post cache, so we
440	+ don't need to actually store the results anywhere in the container object().
441	+ */
442	+
443	+ $preload = $load_wrapped_objects \|\| in_array($purpose, [BLC_FOR_DISPLAY]);
444	+ if ($preload) {
445	+ $post_ids = [];
446	+ foreach ($containers as $container) {
447	+ $post_ids[] = $container->container_id;
448	+ }
449	+
450	+ $args = ['include' => implode(',', $post_ids)];
451	+ get_posts($args);
452	+ }
453	+
454	+ $selected_fields = $this->selected_fields;
455	+
456	+ $html_fields = array_filter($selected_fields, function ($value) {
457	+ if ($value == 'html') {
458	+ return true;
459	+ }
460	+ return false;
461	+ });
462	+
463	+ $url_fields = array_keys(array_diff($selected_fields, $html_fields));
464	+ $html_fields = array_keys($html_fields);
465	+
466	+ foreach ($containers as $key => $container) {
467	+
468	+ $meta = get_metadata('post', $container->container_id);
469	+ $fields = [];
470	+
471	+ foreach ($meta as $field => $value) {
472	+
473	+ $value = explode('\|', str_replace('_field', '\|field', $value[0]));
474	+
475	+ if (!is_array($value)) {
476	+ continue;
477	+ } else {
478	+
479	+ $value = $value[ count($value) - 1 ];
480	+
481	+ if (in_array($value, $url_fields)) {
482	+ $field = ltrim($field, '_');
483	+ if (!filter_var($meta[ $field ][0], FILTER_VALIDATE_URL) === false) {
484	+ $fields[ $field ] = 'acf_field';
485	+ }
486	+ }
487	+
488	+ if (in_array($value, $html_fields)) {
489	+ $field = ltrim($field, '_');
490	+ if ($meta[ $field ][0] != '') {
491	+ $fields[ $field ] = 'html';
492	+ }
493	+ }
494	+
495	+ }
496	+ }
497	+
498	+ $containers[ $key ]->fields = $fields;
499	+
500	+ }
501	+
502	+ return $containers;
503	+ }
504	+
505	+ /**
506	+ * Create or update synchronization records for all containers managed by this class.
507	+ *
508	+ * @param bool $forced If true, assume that all synch. records are gone and will need to be recreated from scratch.
509	+ *
510	+ * @return void
511	+ */
512	+ function resynch($forced = false) {
513	+ // error_log(print_r('resynch', true));
514	+
515	+ global $wpdb;
516	+ /** @var wpdb $wpdb */
517	+ global $blclog;
518	+
519	+ //Only check custom fields on selected post types. By default, that's "post" and "page".
520	+ $post_types = ['post', 'page'];
521	+ if (class_exists('blcPostTypeOverlord')) {
522	+ $overlord = blcPostTypeOverlord::getInstance();
523	+ $post_types = array_merge($post_types, $overlord->enabled_post_types);
524	+ $post_types = array_unique($post_types);
525	+ }
526	+
527	+ $escaped_post_types = "'" . implode("', '", array_map('esc_sql', $post_types)) . "'";
528	+
529	+ if ($forced) {
530	+ //Create new synchronization records for all posts.
531	+ $blclog->log('...... Creating synch records for all custom fields on ' . $escaped_post_types);
532	+ $start = microtime(true);
533	+ $q = "INSERT INTO {$wpdb->prefix}blc_synch(container_id, container_type, synched)
534	+ SELECT id, '{$this->container_type}', 0
535	+ FROM {$wpdb->posts}
536	+ WHERE
537	+ {$wpdb->posts}.post_status = 'publish'
538	+ AND {$wpdb->posts}.post_type IN ({$escaped_post_types})";
539	+ $wpdb->query($q);
540	+ $blclog->log(sprintf('...... %d rows inserted in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
541	+ } else {
542	+ //Delete synch records corresponding to posts that no longer exist.
543	+ $blclog->log('...... Deleting custom field synch records corresponding to deleted posts');
544	+ $start = microtime(true);
545	+ $q = "DELETE synch.*
546	+ FROM
547	+ {$wpdb->prefix}blc_synch AS synch LEFT JOIN {$wpdb->posts} AS posts
548	+ ON posts.ID = synch.container_id
549	+ WHERE
550	+ synch.container_type = '{$this->container_type}' AND posts.ID IS NULL";
551	+ $wpdb->query($q);
552	+ $blclog->log(sprintf('...... %d rows deleted in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
553	+
554	+ //Remove the 'synched' flag from all posts that have been updated
555	+ //since the last time they were parsed/synchronized.
556	+ $blclog->log('...... Marking custom fields on changed posts as unsynched');
557	+ $start = microtime(true);
558	+ $q = "UPDATE
559	+ {$wpdb->prefix}blc_synch AS synch
560	+ JOIN {$wpdb->posts} AS posts ON (synch.container_id = posts.ID and synch.container_type='{$this->container_type}')
561	+ SET
562	+ synched = 0
563	+ WHERE
564	+ synch.last_synch < posts.post_modified";
565	+ $wpdb->query($q);
566	+ $blclog->log(sprintf('...... %d rows updated in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
567	+
568	+ //Create synch. records for posts that don't have them.
569	+ $blclog->log('...... Creating custom field synch records for new ' . $escaped_post_types);
570	+ $start = microtime(true);
571	+ $q = "INSERT INTO {$wpdb->prefix}blc_synch(container_id, container_type, synched)
572	+ SELECT id, '{$this->container_type}', 0
573	+ FROM
574	+ {$wpdb->posts} AS posts LEFT JOIN {$wpdb->prefix}blc_synch AS synch
575	+ ON (synch.container_id = posts.ID and synch.container_type='{$this->container_type}')
576	+ WHERE
577	+ posts.post_status = 'publish'
578	+ AND posts.post_type IN ({$escaped_post_types})
579	+ AND synch.container_id IS NULL";
580	+ $wpdb->query($q);
581	+ $blclog->log(sprintf('...... %d rows inserted in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
582	+ }
583	+ }
584	+
585	+ /**
586	+ * Mark custom fields as unsynched when they're modified or deleted.
587	+ *
588	+ * @param $post_id
589	+ *
590	+ * @return void
591	+ *
592	+ */
593	+ function acf_save($post_id) {
594	+ global $wpdb;
595	+ /** @var wpdb $wpdb */
596	+
597	+ if (empty($this->selected_fields)) {
598	+ return;
599	+ }
600	+
601	+ if (wp_is_post_revision($post_id) \|\| wp_is_post_autosave($post_id) \|\| !is_int($post_id)) {
602	+ return;
603	+ }
604	+
605	+ $selected_fields = $this->selected_fields;
606	+
607	+ $html_fields = array_filter($selected_fields, function ($value) {
608	+ if ($value == 'html') {
609	+ return true;
610	+ }
611	+
612	+ return false;
613	+ });
614	+
615	+ $url_fields = array_keys(array_diff($selected_fields, $html_fields));
616	+
617	+ $html_fields = array_keys($html_fields);
618	+ $selected_fields = array_keys($selected_fields);
619	+
620	+ $keys = [];
621	+ $fields = $_POST['acf'];
622	+
623	+ array_walk_recursive($fields, function ($item, $key) use (&$keys, $selected_fields, $url_fields, $html_fields) {
624	+
625	+ $key = explode('\|', str_replace('_field', '\|field', $key));
626	+
627	+ if (is_array($key)) {
628	+ $key = $key[ count($key) - 1 ];
629	+ }
630	+
631	+ if (in_array($key, $url_fields)) {
632	+ if (!filter_var($item, FILTER_VALIDATE_URL) === false) {
633	+ $keys[] = $key;
634	+ }
635	+ }
636	+
637	+ if (in_array($key, $html_fields)) {
638	+ if ($item != '') {
639	+ $keys[] = $key;
640	+ }
641	+ }
642	+ });
643	+
644	+ if (empty($keys)) {
645	+ return;
646	+ }
647	+
648	+ $container = blcContainerHelper::get_container([$this->container_type, $post_id]);
649	+ $container->mark_as_unsynched();
650	+
651	+ }
652	+
653	+ /**
654	+ * Delete custom field synch. records when the post that they belong to is deleted.
655	+ *
656	+ * @param int $post_id
657	+ *
658	+ * @return void
659	+ */
660	+ function post_deleted($post_id) {
661	+ //Get the associated container object
662	+
663	+ $container = blcContainerHelper::get_container([$this->container_type, intval($post_id) ]);
664	+
665	+ if ($container != null) {
666	+ //Delete it
667	+ $container->delete();
668	+ //Clean up any dangling links
669	+ blc_cleanup_links();
670	+ }
671	+ }
672	+
673	+ /**
674	+ * When a post is restored, mark all of its custom fields as unparsed.
675	+ * Called via the 'untrashed_post' action.
676	+ *
677	+ * @param int $post_id
678	+ *
679	+ * @return void
680	+ */
681	+ function post_untrashed($post_id) {
682	+ //Get the associated container object
683	+ $container = blcContainerHelper::get_container([$this->container_type, intval($post_id)]);
684	+ $container->mark_as_unsynched();
685	+ }
686	+
687	+ /**
688	+ * Get the message to display after $n posts have been deleted.
689	+ *
690	+ * @uses blcAnyPostContainerManager::ui_bulk_delete_message()
691	+ *
692	+ * @param int $n Number of deleted posts.
693	+ *
694	+ * @return string A delete confirmation message, e.g. "5 posts were moved to the trash"
695	+ */
696	+ function ui_bulk_delete_message($n) {
697	+ return blcAnyPostContainerManager::ui_bulk_delete_message($n);
698	+ }
699	+
700	+ /**
701	+ * Get the message to display after $n posts have been trashed.
702	+ *
703	+ * @param int $n Number of deleted posts.
704	+ *
705	+ * @return string A confirmation message, e.g. "5 posts were moved to trash"
706	+ */
707	+ function ui_bulk_trash_message($n) {
708	+ return blcAnyPostContainerManager::ui_bulk_trash_message($n);
709	+ }
710	+ }

modules/containers/custom_field.php CHANGED Viewed

	@@ -12,32 +12,32 @@ ModuleClassName: blcPostMetaManager
12	*/
13
14	//Note : If it ever becomes necessary to check metadata on objects other than posts, it will
15	- //be fairly easy to extract a more general metadata container class from blcPostMeta.
16
17	/**
18	* blcPostMeta - A link container class for post metadata (AKA custom fields).
19	*
20	* Due to the way metadata works, this container differs significantly from other containers :
21	* - container_field is equal to meta name, and container_id holds the ID of the post.
22	- * - There is one synch. record per post that determines the synch. state of all metadata fields of that post.
23	* - Unlinking simply deletes the meta entry in question without involving the parser.
24	- * - The list of parse-able $fields is not fixed. Instead, it's initialized based on the
25	- * custom field list defined in Settings -> Link Checker.
26	* - The $wrapped_object is an array (and isn't really used for anything).
27	* - update_wrapped_object() does nothing.
28	- *
29	* @package Broken Link Checker
30	* @access public
31	*/
32	class blcPostMeta extends blcContainer {
33	-
34	var $meta_type = 'post';
35	-
36	/**
37	* Retrieve all metadata fields of the post associated with this container.
38	* The results are cached in the internal $wrapped_object variable.
39	- *
40	- * @param bool $ensure_consistency
41	* @return object The wrapped object.
42	*/
43	function get_wrapped_object($ensure_consistency = false){
	@@ -45,33 +45,33 @@ class blcPostMeta extends blcContainer {
45	$this->wrapped_object = get_metadata($this->meta_type, $this->container_id);
46	}
47	return $this->wrapped_object;
48	- }
49	-
50	function update_wrapped_object(){
51	trigger_error('Function blcPostMeta::update_wrapped_object() does nothing and should not be used.', E_USER_WARNING);
52	}
53	-
54	/**
55	* Get the value of the specified metadata field of the object wrapped by this container.
56	- *
57	* @access protected
58	*
59	- * @param string $field Field name. If omitted, the value of the default field will be returned.
60	* @return array
61	*/
62	function get_field($field = ''){
63	$get_only_first_field = ($this->fields[$field] !== 'metadata');
64	return get_metadata($this->meta_type, $this->container_id, $field, $get_only_first_field);
65	}
66	-
67	/**
68	- * Update the value of the specified metadata field of the object wrapped by this container.
69	*
70	* @access protected
71	*
72	* @param string $field Meta name.
73	- * @param string $new_value New meta value.
74	- * @param string $old_value old meta value.
75	* @return bool\|WP_Error True on success, an error object if something went wrong.
76	*/
77	function update_field($field, $new_value, $old_value = ''){
	@@ -82,9 +82,9 @@ class blcPostMeta extends blcContainer {
82	return new WP_Error(
83	'metadata_update_failed',
84	sprintf(
85	- __("Failed to update the meta field '%s' on %s [%d]", 'broken-link-checker'),
86	- $field,
87	- $this->meta_type,
88	$this->container_id
89	)
90	);
	@@ -112,9 +112,9 @@ class blcPostMeta extends blcContainer {
112	return new WP_Error(
113	'metadata_delete_failed',
114	sprintf(
115	- __("Failed to delete the meta field '%s' on %s [%d]", 'broken-link-checker'),
116	$field_name,
117	- $this->meta_type,
118	$this->container_id
119	)
120	);
	@@ -138,7 +138,7 @@ class blcPostMeta extends blcContainer {
138	'Editing %s[%d]:%s - %s to %s',
139	$this->container_type,
140	$this->container_id,
141	- $field_name,
142	$old_url,
143	$new_url
144	));
	@@ -147,36 +147,36 @@ class blcPostMeta extends blcContainer {
147	if ( $this->fields[$field_name] !== 'metadata' ) {
148	return parent::edit_link($field_name, $parser, $new_url, $old_url, $old_raw_url, $new_text);
149	}
150	-
151	if ( empty($old_raw_url) ){
152	$old_raw_url = $old_url;
153	}
154	-
155	//Get the current values of the field that needs to be edited.
156	//The default metadata parser ignores them, but we're still going
157	- //to set this argument to a valid value in case someone writes a
158	//custom meta parser that needs it.
159	$old_value = $this->get_field($field_name);
160	-
161	//Get the new field value (a string).
162	$edit_result = $parser->edit($old_value, $new_url, $old_url, $old_raw_url);
163	if ( is_wp_error($edit_result) ){
164	return $edit_result;
165	}
166	-
167	//Update the field with the new value returned by the parser.
168	//Notice how $old_raw_url is used instead of $old_value. $old_raw_url contains the entire old
169	//value of the metadata field (see blcMetadataParser::parse()) and thus can be used to
170	- //differentiate between multiple meta fields with identical names.
171	$update_result = $this->update_field( $field_name, $edit_result['content'], $old_raw_url );
172	if ( is_wp_error($update_result) ){
173	return $update_result;
174	}
175	-
176	//Return the new "raw" URL.
177	return $edit_result['raw_url'];
178	}
179	-
180	/**
181	* Get the default link text to use for links found in a specific container field.
182	*
	@@ -189,7 +189,7 @@ class blcPostMeta extends blcContainer {
189	//the user a clue where to look if they want to find/modify the field.
190	return $field;
191	}
192	-
193	function ui_get_source($container_field = '', $context = 'display'){
194	if ( !post_type_exists(get_post_type($this->container_id)) ) {
195	//Error: Invalid post type. The user probably removed a CPT without removing the actual posts.
	@@ -216,10 +216,10 @@ class blcPostMeta extends blcContainer {
216	esc_attr(__('Edit this post')),
217	get_the_title($this->container_id)
218	);
219	-
220	return $post_html;
221	}
222	-
223	function ui_get_action_links($container_field){
224	$actions = array();
225	if ( !post_type_exists(get_post_type($this->container_id)) ) {
	@@ -228,7 +228,7 @@ class blcPostMeta extends blcContainer {
228
229	if ( current_user_can('edit_post', $this->container_id) ) {
230	$actions['edit'] = '<span class="edit"><a href="' . $this->get_edit_url() . '" title="' . esc_attr(__('Edit this item')) . '">' . __('Edit') . '</a>';
231	-
232	if ( $this->current_user_can_delete() ){
233	if ( $this->can_be_trashed() ) {
234	$actions['trash'] = sprintf(
	@@ -248,48 +248,48 @@ class blcPostMeta extends blcContainer {
248	}
249	}
250	$actions['view'] = '<span class="view"><a href="' . esc_url(get_permalink($this->container_id)) . '" title="' . esc_attr(sprintf(__('View "%s"', 'broken-link-checker'), get_the_title($this->container_id))) . '" rel="permalink">' . __('View') . '</a>';
251	-
252	return $actions;
253	}
254	-
255	/**
256	- * Get edit URL for this container. Returns the URL of the Dashboard page where the item
257	* associated with this container can be edited.
258	*
259	- * @access protected
260	*
261	* @return string
262	*/
263	function get_edit_url(){
264	/*
265	- The below is a near-exact copy of the get_post_edit_link() function.
266	- Unfortunately we can't just call that function because it has a hardcoded
267	- caps-check which fails when called from the email notification script
268	executed by Cron.
269	- */
270	-
271	if ( !($post = get_post( $this->container_id )) ){
272	return '';
273	}
274	-
275	$context = 'display';
276	-
277	//WP 3.0
278	if ( 'display' == $context )
279	$action = '&action=edit';
280	else
281	$action = '&action=edit';
282	-
283	$post_type_object = get_post_type_object( $post->post_type );
284	if ( !$post_type_object ){
285	return '';
286	}
287	-
288	return apply_filters( 'get_edit_post_link', admin_url( sprintf($post_type_object->_edit_link . $action, $post->ID) ), $post->ID, $context );
289	}
290	-
291	/**
292	- * Get the base URL of the container. For custom fields, the base URL is the permalink of
293	* the post that the field is attached to.
294	*
295	* @return string
	@@ -297,7 +297,7 @@ class blcPostMeta extends blcContainer {
297	function base_url(){
298	return get_permalink($this->container_id);
299	}
300	-
301	/**
302	* Delete or trash the post corresponding to this container. If trash is enabled,
303	* will always move the post to the trash instead of deleting.
	@@ -322,10 +322,10 @@ class blcPostMeta extends blcContainer {
322	}
323	}
324	}
325	-
326	/**
327	* Move the post corresponding to this custom field to the Trash.
328	- *
329	* @return bool\|WP_Error
330	*/
331	function trash_wrapped_object(){
	@@ -339,13 +339,13 @@ class blcPostMeta extends blcContainer {
339	)
340	);
341	}
342	-
343	$post = &get_post($this->container_id);
344	if ( $post->post_status == 'trash' ){
345	//Prevent conflicts between post and custom field containers trying to trash the same post.
346	return true;
347	}
348	-
349	if ( wp_trash_post($this->container_id) ){
350	return true;
351	} else {
	@@ -359,13 +359,13 @@ class blcPostMeta extends blcContainer {
359	);
360	}
361	}
362	-
363	function current_user_can_delete(){
364	$post = get_post($this->container_id);
365	$post_type_object = get_post_type_object($post->post_type);
366	return current_user_can( $post_type_object->cap->delete_post, $this->container_id );
367	}
368	-
369	function can_be_trashed(){
370	return defined('EMPTY_TRASH_DAYS') && EMPTY_TRASH_DAYS;
371	}
	@@ -375,7 +375,7 @@ class blcPostMetaManager extends blcContainerManager {
375	var $container_class_name = 'blcPostMeta';
376	var $meta_type = 'post';
377	protected $selected_fields = array();
378	-
379	function init(){
380	parent::init();
381
	@@ -395,7 +395,7 @@ class blcPostMetaManager extends blcContainerManager {
395	}
396	}
397	}
398	-
399	//Intercept 2.9+ style metadata modification actions
400	add_action( "added_{$this->meta_type}_meta", array($this, 'meta_modified'), 10, 4 );
401	add_action( "updated_{$this->meta_type}_meta", array($this, 'meta_modified'), 10, 4 );
	@@ -404,63 +404,63 @@ class blcPostMetaManager extends blcContainerManager {
404	//When a post is deleted, also delete the custom field container associated with it.
405	add_action('delete_post', array($this,'post_deleted'));
406	add_action('trash_post', array($this,'post_deleted'));
407	-
408	//Re-parse custom fields when a post is restored from trash
409	add_action('untrashed_post', array($this,'post_untrashed'));
410	}
411
412	-
413	/**
414	* Get a list of parseable fields.
415	- *
416	* @return array
417	*/
418	function get_parseable_fields(){
419	return $this->selected_fields;
420	}
421	-
422	/**
423	* Instantiate multiple containers of the container type managed by this class.
424	*
425	* @param array $containers Array of assoc. arrays containing container data.
426	* @param string $purpose An optional code indicating how the retrieved containers will be used.
427	- * @param bool $load_wrapped_objects Preload wrapped objects regardless of purpose.
428	- *
429	* @return array of blcPostMeta indexed by "container_type\|container_id"
430	*/
431	function get_containers($containers, $purpose = '', $load_wrapped_objects = false){
432	$containers = $this->make_containers($containers);
433	-
434	/*
435	When links from custom fields are displayed in Tools -> Broken Links,
436	each one also shows the title of the post that the custom field(s)
437	belong to. Thus it makes sense to pre-cache the posts beforehand - it's
438	faster to load them all at once than to make a separate query for each
439	one later.
440	-
441	So make a list of involved post IDs and load them.
442	-
443	- Calling get_posts() will automatically populate the post cache, so we
444	don't need to actually store the results anywhere in the container object().
445	- */
446	$preload = $load_wrapped_objects \|\| in_array($purpose, array(BLC_FOR_DISPLAY));
447	if ( $preload ){
448	$post_ids = array();
449	foreach($containers as $container){
450	$post_ids[] = $container->container_id;
451	}
452	-
453	$args = array('include' => implode(',', $post_ids));
454	get_posts($args);
455	}
456	-
457	return $containers;
458	}
459	-
460	/**
461	* Create or update synchronization records for all containers managed by this class.
462	*
463	- * @param bool $forced If true, assume that all synch. records are gone and will need to be recreated from scratch.
464	* @return void
465	*/
466	function resynch($forced = false){
	@@ -478,7 +478,7 @@ class blcPostMetaManager extends blcContainerManager {
478	$escaped_post_types = "'" . implode("', '", array_map('esc_sql', $post_types)) . "'";
479
480	if ( $forced ){
481	- //Create new synchronization records for all posts.
482	$blclog->log('...... Creating synch records for all custom fields on ' . $escaped_post_types);
483	$start = microtime(true);
484	$q = "INSERT INTO {$wpdb->prefix}blc_synch(container_id, container_type, synched)
	@@ -501,7 +501,7 @@ class blcPostMetaManager extends blcContainerManager {
501	synch.container_type = '{$this->container_type}' AND posts.ID IS NULL";
502	$wpdb->query( $q );
503	$blclog->log(sprintf('...... %d rows deleted in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
504	-
505	//Remove the 'synched' flag from all posts that have been updated
506	//since the last time they were parsed/synchronized.
507	$blclog->log('...... Marking custom fields on changed posts as unsynched');
	@@ -515,7 +515,7 @@ class blcPostMetaManager extends blcContainerManager {
515	synch.last_synch < posts.post_modified";
516	$wpdb->query( $q );
517	$blclog->log(sprintf('...... %d rows updated in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
518	-
519	//Create synch. records for posts that don't have them.
520	$blclog->log('...... Creating custom field synch records for new ' . $escaped_post_types);
521	$start = microtime(true);
	@@ -532,7 +532,7 @@ class blcPostMetaManager extends blcContainerManager {
532	$blclog->log(sprintf('...... %d rows inserted in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
533	}
534	}
535	-
536	/**
537	* Mark custom fields as unsynched when they're modified or deleted.
538	*
	@@ -544,27 +544,27 @@ class blcPostMetaManager extends blcContainerManager {
544	*/
545	function meta_modified($meta_id, $object_id = 0, $meta_key= '', $meta_value = ''){
546	global $wpdb; /** @var wpdb $wpdb */
547	-
548	- //If object_id isn't specified then the hook was probably called from the
549	//stupidly inconsistent delete_meta() function in /wp-admin/includes/post.php.
550	if ( empty($object_id) ){
551	//We must manually retrieve object_id and meta_key from the DB.
552	if ( is_array($meta_id) ){
553	$meta_id = array_shift($meta_id);
554	}
555	-
556	$meta = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->postmeta WHERE meta_id = %d", $meta_id), ARRAY_A );
557	if ( empty($meta) ){
558	return;
559	}
560	-
561	$object_id = $meta['post_id'];
562	$meta_key = $meta['meta_key'];
563	}
564	-
565	-
566	- //Metadata changes only matter to us if the modified key
567	- //is one that the user wants checked.
568	if ( empty($this->selected_fields) ){
569	return;
570	}
	@@ -581,7 +581,7 @@ class blcPostMetaManager extends blcContainerManager {
581	$container = blcContainerHelper::get_container( array($this->container_type, intval($object_id)) );
582	$container->mark_as_unsynched();
583	}
584	-
585	/**
586	* Delete custom field synch. records when the post that they belong to is deleted.
587	*
	@@ -590,14 +590,17 @@ class blcPostMetaManager extends blcContainerManager {
590	*/
591	function post_deleted($post_id){
592	//Get the associated container object
593	- ~~$container = blcContainerHelper::get_container( array($this->container_type, intval($post_id)) );~~
594	- ~~//Delete~~ it
595	- $container~~->delete(~~);
596	- //~~Clean~~ ~~up any dangling links~~
597	- ~~blc_cleanup_links~~();
598	- }
599	-
600	- /**



601	* When a post is restored, mark all of its custom fields as unparsed.
602	* Called via the 'untrashed_post' action.
603	*
	@@ -609,11 +612,11 @@ class blcPostMetaManager extends blcContainerManager {
609	$container = blcContainerHelper::get_container( array($this->container_type, intval($post_id)) );
610	$container->mark_as_unsynched();
611	}
612	-
613	/**
614	* Get the message to display after $n posts have been deleted.
615	*
616	- * @uses blcAnyPostContainerManager::ui_bulk_delete_message()
617	*
618	* @param int $n Number of deleted posts.
619	* @return string A delete confirmation message, e.g. "5 posts were moved to the trash"
	@@ -621,7 +624,7 @@ class blcPostMetaManager extends blcContainerManager {
621	function ui_bulk_delete_message($n){
622	return blcAnyPostContainerManager::ui_bulk_delete_message($n);
623	}
624	-
625	/**
626	* Get the message to display after $n posts have been trashed.
627	*


12	*/
13
14	//Note : If it ever becomes necessary to check metadata on objects other than posts, it will
15	+ //be fairly easy to extract a more general metadata container class from blcPostMeta.
16
17	/**
18	* blcPostMeta - A link container class for post metadata (AKA custom fields).
19	*
20	* Due to the way metadata works, this container differs significantly from other containers :
21	* - container_field is equal to meta name, and container_id holds the ID of the post.
22	+ * - There is one synch. record per post that determines the synch. state of all metadata fields of that post.
23	* - Unlinking simply deletes the meta entry in question without involving the parser.
24	+ * - The list of parse-able $fields is not fixed. Instead, it's initialized based on the
25	+ * custom field list defined in Settings -> Link Checker.
26	* - The $wrapped_object is an array (and isn't really used for anything).
27	* - update_wrapped_object() does nothing.
28	+ *
29	* @package Broken Link Checker
30	* @access public
31	*/
32	class blcPostMeta extends blcContainer {
33	+
34	var $meta_type = 'post';
35	+
36	/**
37	* Retrieve all metadata fields of the post associated with this container.
38	* The results are cached in the internal $wrapped_object variable.
39	+ *
40	+ * @param bool $ensure_consistency
41	* @return object The wrapped object.
42	*/
43	function get_wrapped_object($ensure_consistency = false){

45	$this->wrapped_object = get_metadata($this->meta_type, $this->container_id);
46	}
47	return $this->wrapped_object;
48	+ }
49	+
50	function update_wrapped_object(){
51	trigger_error('Function blcPostMeta::update_wrapped_object() does nothing and should not be used.', E_USER_WARNING);
52	}
53	+
54	/**
55	* Get the value of the specified metadata field of the object wrapped by this container.
56	+ *
57	* @access protected
58	*
59	+ * @param string $field Field name. If omitted, the value of the default field will be returned.
60	* @return array
61	*/
62	function get_field($field = ''){
63	$get_only_first_field = ($this->fields[$field] !== 'metadata');
64	return get_metadata($this->meta_type, $this->container_id, $field, $get_only_first_field);
65	}
66	+
67	/**
68	+ * Update the value of the specified metadata field of the object wrapped by this container.
69	*
70	* @access protected
71	*
72	* @param string $field Meta name.
73	+ * @param string $new_value New meta value.
74	+ * @param string $old_value old meta value.
75	* @return bool\|WP_Error True on success, an error object if something went wrong.
76	*/
77	function update_field($field, $new_value, $old_value = ''){

82	return new WP_Error(
83	'metadata_update_failed',
84	sprintf(
85	+ __("Failed to update the meta field '%s' on %s [%d]", 'broken-link-checker'),
86	+ $field,
87	+ $this->meta_type,
88	$this->container_id
89	)
90	);

112	return new WP_Error(
113	'metadata_delete_failed',
114	sprintf(
115	+ __("Failed to delete the meta field '%s' on %s [%d]", 'broken-link-checker'),
116	$field_name,
117	+ $this->meta_type,
118	$this->container_id
119	)
120	);

138	'Editing %s[%d]:%s - %s to %s',
139	$this->container_type,
140	$this->container_id,
141	+ $field_name,
142	$old_url,
143	$new_url
144	));

147	if ( $this->fields[$field_name] !== 'metadata' ) {
148	return parent::edit_link($field_name, $parser, $new_url, $old_url, $old_raw_url, $new_text);
149	}
150	+
151	if ( empty($old_raw_url) ){
152	$old_raw_url = $old_url;
153	}
154	+
155	//Get the current values of the field that needs to be edited.
156	//The default metadata parser ignores them, but we're still going
157	+ //to set this argument to a valid value in case someone writes a
158	//custom meta parser that needs it.
159	$old_value = $this->get_field($field_name);
160	+
161	//Get the new field value (a string).
162	$edit_result = $parser->edit($old_value, $new_url, $old_url, $old_raw_url);
163	if ( is_wp_error($edit_result) ){
164	return $edit_result;
165	}
166	+
167	//Update the field with the new value returned by the parser.
168	//Notice how $old_raw_url is used instead of $old_value. $old_raw_url contains the entire old
169	//value of the metadata field (see blcMetadataParser::parse()) and thus can be used to
170	+ //differentiate between multiple meta fields with identical names.
171	$update_result = $this->update_field( $field_name, $edit_result['content'], $old_raw_url );
172	if ( is_wp_error($update_result) ){
173	return $update_result;
174	}
175	+
176	//Return the new "raw" URL.
177	return $edit_result['raw_url'];
178	}
179	+
180	/**
181	* Get the default link text to use for links found in a specific container field.
182	*

189	//the user a clue where to look if they want to find/modify the field.
190	return $field;
191	}
192	+
193	function ui_get_source($container_field = '', $context = 'display'){
194	if ( !post_type_exists(get_post_type($this->container_id)) ) {
195	//Error: Invalid post type. The user probably removed a CPT without removing the actual posts.

216	esc_attr(__('Edit this post')),
217	get_the_title($this->container_id)
218	);
219	+
220	return $post_html;
221	}
222	+
223	function ui_get_action_links($container_field){
224	$actions = array();
225	if ( !post_type_exists(get_post_type($this->container_id)) ) {

228
229	if ( current_user_can('edit_post', $this->container_id) ) {
230	$actions['edit'] = '<span class="edit"><a href="' . $this->get_edit_url() . '" title="' . esc_attr(__('Edit this item')) . '">' . __('Edit') . '</a>';
231	+
232	if ( $this->current_user_can_delete() ){
233	if ( $this->can_be_trashed() ) {
234	$actions['trash'] = sprintf(

248	}
249	}
250	$actions['view'] = '<span class="view"><a href="' . esc_url(get_permalink($this->container_id)) . '" title="' . esc_attr(sprintf(__('View "%s"', 'broken-link-checker'), get_the_title($this->container_id))) . '" rel="permalink">' . __('View') . '</a>';
251	+
252	return $actions;
253	}
254	+
255	/**
256	+ * Get edit URL for this container. Returns the URL of the Dashboard page where the item
257	* associated with this container can be edited.
258	*
259	+ * @access protected
260	*
261	* @return string
262	*/
263	function get_edit_url(){
264	/*
265	+ The below is a near-exact copy of the get_post_edit_link() function.
266	+ Unfortunately we can't just call that function because it has a hardcoded
267	+ caps-check which fails when called from the email notification script
268	executed by Cron.
269	+ */
270	+
271	if ( !($post = get_post( $this->container_id )) ){
272	return '';
273	}
274	+
275	$context = 'display';
276	+
277	//WP 3.0
278	if ( 'display' == $context )
279	$action = '&action=edit';
280	else
281	$action = '&action=edit';
282	+
283	$post_type_object = get_post_type_object( $post->post_type );
284	if ( !$post_type_object ){
285	return '';
286	}
287	+
288	return apply_filters( 'get_edit_post_link', admin_url( sprintf($post_type_object->_edit_link . $action, $post->ID) ), $post->ID, $context );
289	}
290	+
291	/**
292	+ * Get the base URL of the container. For custom fields, the base URL is the permalink of
293	* the post that the field is attached to.
294	*
295	* @return string

297	function base_url(){
298	return get_permalink($this->container_id);
299	}
300	+
301	/**
302	* Delete or trash the post corresponding to this container. If trash is enabled,
303	* will always move the post to the trash instead of deleting.

322	}
323	}
324	}
325	+
326	/**
327	* Move the post corresponding to this custom field to the Trash.
328	+ *
329	* @return bool\|WP_Error
330	*/
331	function trash_wrapped_object(){

339	)
340	);
341	}
342	+
343	$post = &get_post($this->container_id);
344	if ( $post->post_status == 'trash' ){
345	//Prevent conflicts between post and custom field containers trying to trash the same post.
346	return true;
347	}
348	+
349	if ( wp_trash_post($this->container_id) ){
350	return true;
351	} else {

359	);
360	}
361	}
362	+
363	function current_user_can_delete(){
364	$post = get_post($this->container_id);
365	$post_type_object = get_post_type_object($post->post_type);
366	return current_user_can( $post_type_object->cap->delete_post, $this->container_id );
367	}
368	+
369	function can_be_trashed(){
370	return defined('EMPTY_TRASH_DAYS') && EMPTY_TRASH_DAYS;
371	}

375	var $container_class_name = 'blcPostMeta';
376	var $meta_type = 'post';
377	protected $selected_fields = array();
378	+
379	function init(){
380	parent::init();
381

395	}
396	}
397	}
398	+
399	//Intercept 2.9+ style metadata modification actions
400	add_action( "added_{$this->meta_type}_meta", array($this, 'meta_modified'), 10, 4 );
401	add_action( "updated_{$this->meta_type}_meta", array($this, 'meta_modified'), 10, 4 );

404	//When a post is deleted, also delete the custom field container associated with it.
405	add_action('delete_post', array($this,'post_deleted'));
406	add_action('trash_post', array($this,'post_deleted'));
407	+
408	//Re-parse custom fields when a post is restored from trash
409	add_action('untrashed_post', array($this,'post_untrashed'));
410	}
411
412	+
413	/**
414	* Get a list of parseable fields.
415	+ *
416	* @return array
417	*/
418	function get_parseable_fields(){
419	return $this->selected_fields;
420	}
421	+
422	/**
423	* Instantiate multiple containers of the container type managed by this class.
424	*
425	* @param array $containers Array of assoc. arrays containing container data.
426	* @param string $purpose An optional code indicating how the retrieved containers will be used.
427	+ * @param bool $load_wrapped_objects Preload wrapped objects regardless of purpose.
428	+ *
429	* @return array of blcPostMeta indexed by "container_type\|container_id"
430	*/
431	function get_containers($containers, $purpose = '', $load_wrapped_objects = false){
432	$containers = $this->make_containers($containers);
433	+
434	/*
435	When links from custom fields are displayed in Tools -> Broken Links,
436	each one also shows the title of the post that the custom field(s)
437	belong to. Thus it makes sense to pre-cache the posts beforehand - it's
438	faster to load them all at once than to make a separate query for each
439	one later.
440	+
441	So make a list of involved post IDs and load them.
442	+
443	+ Calling get_posts() will automatically populate the post cache, so we
444	don't need to actually store the results anywhere in the container object().
445	+ */
446	$preload = $load_wrapped_objects \|\| in_array($purpose, array(BLC_FOR_DISPLAY));
447	if ( $preload ){
448	$post_ids = array();
449	foreach($containers as $container){
450	$post_ids[] = $container->container_id;
451	}
452	+
453	$args = array('include' => implode(',', $post_ids));
454	get_posts($args);
455	}
456	+
457	return $containers;
458	}
459	+
460	/**
461	* Create or update synchronization records for all containers managed by this class.
462	*
463	+ * @param bool $forced If true, assume that all synch. records are gone and will need to be recreated from scratch.
464	* @return void
465	*/
466	function resynch($forced = false){

478	$escaped_post_types = "'" . implode("', '", array_map('esc_sql', $post_types)) . "'";
479
480	if ( $forced ){
481	+ //Create new synchronization records for all posts.
482	$blclog->log('...... Creating synch records for all custom fields on ' . $escaped_post_types);
483	$start = microtime(true);
484	$q = "INSERT INTO {$wpdb->prefix}blc_synch(container_id, container_type, synched)

501	synch.container_type = '{$this->container_type}' AND posts.ID IS NULL";
502	$wpdb->query( $q );
503	$blclog->log(sprintf('...... %d rows deleted in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
504	+
505	//Remove the 'synched' flag from all posts that have been updated
506	//since the last time they were parsed/synchronized.
507	$blclog->log('...... Marking custom fields on changed posts as unsynched');

515	synch.last_synch < posts.post_modified";
516	$wpdb->query( $q );
517	$blclog->log(sprintf('...... %d rows updated in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
518	+
519	//Create synch. records for posts that don't have them.
520	$blclog->log('...... Creating custom field synch records for new ' . $escaped_post_types);
521	$start = microtime(true);

532	$blclog->log(sprintf('...... %d rows inserted in %.3f seconds', $wpdb->rows_affected, microtime(true) - $start));
533	}
534	}
535	+
536	/**
537	* Mark custom fields as unsynched when they're modified or deleted.
538	*

544	*/
545	function meta_modified($meta_id, $object_id = 0, $meta_key= '', $meta_value = ''){
546	global $wpdb; /** @var wpdb $wpdb */
547	+
548	+ //If object_id isn't specified then the hook was probably called from the
549	//stupidly inconsistent delete_meta() function in /wp-admin/includes/post.php.
550	if ( empty($object_id) ){
551	//We must manually retrieve object_id and meta_key from the DB.
552	if ( is_array($meta_id) ){
553	$meta_id = array_shift($meta_id);
554	}
555	+
556	$meta = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->postmeta WHERE meta_id = %d", $meta_id), ARRAY_A );
557	if ( empty($meta) ){
558	return;
559	}
560	+
561	$object_id = $meta['post_id'];
562	$meta_key = $meta['meta_key'];
563	}
564	+
565	+
566	+ //Metadata changes only matter to us if the modified key
567	+ //is one that the user wants checked.
568	if ( empty($this->selected_fields) ){
569	return;
570	}

581	$container = blcContainerHelper::get_container( array($this->container_type, intval($object_id)) );
582	$container->mark_as_unsynched();
583	}
584	+
585	/**
586	* Delete custom field synch. records when the post that they belong to is deleted.
587	*

590	*/
591	function post_deleted($post_id){
592	//Get the associated container object
593	+
594	+ $container = blcContainerHelper::get_container([$this->container_type, intval($post_id)]);
595	+ if ($container != null) {
596	+ //Delete it
597	+ $container->delete();
598	+ //Clean up any dangling links
599	+ blc_cleanup_links();
600	+ }
601	+ }
602	+
603	+ /**
604	* When a post is restored, mark all of its custom fields as unparsed.
605	* Called via the 'untrashed_post' action.
606	*

612	$container = blcContainerHelper::get_container( array($this->container_type, intval($post_id)) );
613	$container->mark_as_unsynched();
614	}
615	+
616	/**
617	* Get the message to display after $n posts have been deleted.
618	*
619	+ * @uses blcAnyPostContainerManager::ui_bulk_delete_message()
620	*
621	* @param int $n Number of deleted posts.
622	* @return string A delete confirmation message, e.g. "5 posts were moved to the trash"

624	function ui_bulk_delete_message($n){
625	return blcAnyPostContainerManager::ui_bulk_delete_message($n);
626	}
627	+
628	/**
629	* Get the message to display after $n posts have been trashed.
630	*

modules/parsers/acf_field.php ADDED Viewed

	@@ -0,0 +1,134 @@


1	+ <?php
2	+ /*
3	+ Plugin Name: ACF
4	+ Description: Parses acf fields (AKA custom fields)
5	+ Version: 1.0
6	+ Author: Janne Aalto
7	+
8	+ ModuleID: acf
9	+ ModuleCategory: parser
10	+ ModuleClassName: blcACFParser
11	+ ModuleContext: on-demand
12	+ ModuleLazyInit: true
13	+ ModuleAlwaysActive: true
14	+ ModuleHidden: true
15	+ */
16	+
17	+ class blcACFParser extends blcParser {
18	+
19	+ var $supported_formats = ['acf_field'];
20	+ var $supported_containers = [];
21	+
22	+ /**
23	+ * Parse a acf value.
24	+ *
25	+ * @param string\|array $content ACF value(s).
26	+ * @param string $base_url The base URL to use for normalizing relative URLs. If ommitted, the blog's root URL will be used.
27	+ * @param string $default_link_text
28	+ * @return array An array of new blcLinkInstance objects.
29	+ */
30	+ function parse($content, $base_url = '', $default_link_text = ''){
31	+ $instances = [];
32	+
33	+ if ( !is_array($content) ){
34	+ $content = [$content];
35	+ }
36	+
37	+ foreach($content as $value){
38	+ //The complete contents of the meta field are stored in raw_url.
39	+ //This is useful for editing/unlinking, when one may need to
40	+ //distinguish between multiple fields with the same name.
41	+ $raw_url = $value;
42	+
43	+ //If this is a multiline acf field take only the first line (workaround for the 'enclosure' field).
44	+ $lines = explode("\n", $value);
45	+ $url = trim(reset($lines));
46	+
47	+ //Attempt to parse the URL
48	+ $parts = @parse_url($url);
49	+ if(!$parts) {
50	+ return $instances; //Ignore invalid URLs
51	+ };
52	+
53	+ if ( !isset($parts['scheme']) ){
54	+ //No scheme - likely a relative URL. Turn it into an absolute one.
55	+ $url = $this->relative2absolute($url, $base_url);
56	+
57	+ //Skip invalid URLs (again)
58	+ if ( !$url \|\| (strlen($url)<6) ) {
59	+ return $instances;
60	+ }
61	+ }
62	+
63	+ //The URL is okay, create and populate a new link instance.
64	+ $instance = new blcLinkInstance();
65	+
66	+ $instance->set_parser($this);
67	+ $instance->raw_url = $raw_url;
68	+ $instance->link_text = $default_link_text;
69	+
70	+ $link_obj = new blcLink($url); //Creates or loads the link
71	+ $instance->set_link($link_obj);
72	+
73	+ $instances[] = $instance;
74	+ }
75	+
76	+ return $instances;
77	+ }
78	+
79	+ /**
80	+ * Change the URL in a acf field to another one.
81	+ *
82	+ * This is tricky because there can be multiple acf fields with the same name
83	+ * but different values. So we ignore $content (which might be an array of multiple
84	+ * acf values) and use the old raw_url that we stored when parsing the field(s)
85	+ * instead.
86	+ *
87	+ * @see blcACFParser::parse()
88	+ *
89	+ * @param string $content Ignored.
90	+ * @param string $new_url The new URL.
91	+ * @param string $old_url Ignored.
92	+ * @param string $old_raw_url The current meta value.
93	+ *
94	+ * @return array\|WP_Error
95	+ */
96	+ function edit($content, $new_url, $old_url, $old_raw_url){
97	+ //For multiline fields (like 'enclosure') we only want to change the first line.
98	+ $lines = explode("\n", $old_raw_url);
99	+ array_shift($lines); //Discard the old first line
100	+ array_unshift($lines, $new_url); //Insert the new URL in its place.
101	+ $content = implode("\n", $lines);
102	+
103	+ return array(
104	+ 'content' => $content,
105	+ 'raw_url' => $new_url,
106	+ );
107	+ }
108	+
109	+ /**
110	+ * Get the link text for printing in the "Broken Links" table.
111	+ *
112	+ * @param blcLinkInstance $instance
113	+ * @param string $context
114	+ * @return string HTML
115	+ */
116	+ function ui_get_link_text($instance, $context = 'display'){
117	+ $image_html = sprintf(
118	+ '<img src="%s" class="blc-small-image" title="%2$s" alt="%2$s"> ',
119	+ esc_attr( plugins_url('/images/font-awesome/font-awesome-code.png', BLC_PLUGIN_FILE) ),
120	+ __('Custom field', 'broken-link-checker')
121	+ );
122	+
123	+ $field_html = sprintf(
124	+ '<code>%s</code>',
125	+ $instance->container_field
126	+ );
127	+
128	+ if ( $context != 'email' ){
129	+ $field_html = $image_html . $field_html;
130	+ }
131	+
132	+ return $field_html;
133	+ }
134	+ }

readme.txt CHANGED Viewed

	@@ -4,7 +4,7 @@ Donate link:
4	Tags: links, broken, maintenance, blogroll, custom fields, admin, comments, posts
5	Requires at least: 3.2
6	Tested up to: 4.8
7	- Stable tag: 1.11.3
8
9	This plugin will check your posts, comments and other content for broken links and missing images, and notify you if any are found.
10
	@@ -101,6 +101,9 @@ To upgrade your installation
101
102	== Changelog ==
103



104	= 1.11.3 =
105	* Updated plugin information
106


4	Tags: links, broken, maintenance, blogroll, custom fields, admin, comments, posts
5	Requires at least: 3.2
6	Tested up to: 4.8
7	+ Stable tag: 1.11.4
8
9	This plugin will check your posts, comments and other content for broken links and missing images, and notify you if any are found.
10

101
102	== Changelog ==
103
104	+ = 1.11.4 =
105	+ * Fixed a few more PHP 7.x/5.6 compatibility issues
106	+
107	= 1.11.3 =
108	* Updated plugin information
109

uninstall.php CHANGED Viewed

@@ -1,22 +1,21 @@
-            -
            <?php
-            -
-            -
            /**
-            -
             * @author Janis Elsts
-            -
             * @copyright 2010
-            -
             *
-            -
             * The terrifying uninstallation script.
-            -
             */
-            -
-            -
            if( defined( 'ABSPATH') && defined('WP_UNINSTALL_PLUGIN') ) {
-            -
-            -
            	//Remove the plugin's settings & installation log
-            -
            	delete_option('wsblc_options');
-            -
            	delete_option('blc_installation_log');
-            -
-            -
            	//Remove the database tables
-            -
            	$mywpdb = $GLOBALS['wpdb'];
-            -
            	if( isset($mywpdb) ) { /** @var wpdb $mywpdb */
-            -
            		//EXTERMINATE!
-            -
            		$mywpdb->query( "DROP TABLE IF EXISTS {$mywpdb->prefix}blc_linkdata, {$mywpdb->prefix}blc_postdata, {$mywpdb->prefix}blc_instances, {$mywpdb->prefix}blc_links, {$mywpdb->prefix}blc_synch, {$mywpdb->prefix}blc_filters" );
-            -
            	}
-            -
            }


1	+ <?php
2	+ /**
3	+ * @author Janis Elsts
4	+ * @copyright 2010
5	+ *
6	+ * The terrifying uninstallation script.
7	+ */
8	+
9	+ if ( defined( 'ABSPATH' ) && defined( 'WP_UNINSTALL_PLUGIN' ) ) {
10	+
11	+ // Remove the plugin's settings & installation log.
12	+ delete_option( 'wsblc_options' );
13	+ delete_option( 'blc_installation_log' );
14	+
15	+ // Remove the database tables.
16	+ $mywpdb = $GLOBALS['wpdb'];
17	+ if( isset( $mywpdb ) ) { /** @var wpdb $mywpdb */
18	+ // EXTERMINATE!
19	+ $mywpdb->query( "DROP TABLE IF EXISTS {$mywpdb->prefix}blc_linkdata, {$mywpdb->prefix}blc_postdata, {$mywpdb->prefix}blc_instances, {$mywpdb->prefix}blc_links, {$mywpdb->prefix}blc_synch, {$mywpdb->prefix}blc_filters" );
20	+ }
21	+ }