Cache Enabler – WordPress Cache

Version Description

Changed to page specific as new default
Added regex setting for analytics tags in get variables
Fixed 304 responses

Release Info

Developer	keycdn
Plugin	Cache Enabler – WordPress Cache
Version	1.3.2
Comparing to
See all releases

Code changes from version 1.3.1 to 1.3.2

Files changed (5) hide show

advanced-cache.php +13 -4
cache-enabler.php +1 -1
inc/cache_enabler.class.php +407 -361
inc/cache_enabler_disk.class.php +172 -172
readme.txt +7 -2

advanced-cache.php CHANGED Viewed

	@@ -40,9 +40,18 @@ if ( !empty($settings['excl_regexp']) ) {
40	}
41	}
42
43	- // check if ~~request with query strings~~
44	- if ( ! empty($_GET) ~~&& ! isset( $_GET['utm_source'], $_GET['utm_medium'], $_GET['utm_campaign']~~ ) ) {
45	- ~~return~~ ~~false;~~









46	}
47
48	// check cookie values
	@@ -107,7 +116,7 @@ if ( function_exists( 'apache_request_headers' ) ) {
107	}
108
109	// check modified since with cached file and return 304 if no difference
110	- if ( $http_if_modified_since && ( strtotime( $http_if_modified_since ) <= filemtime( $path_html ) ) ) {
111	header( $_SERVER['SERVER_PROTOCOL'] . ' 304 Not Modified', true, 304 );
112	exit;
113	}


40	}
41	}
42
43	+ // check GET variables
44	+ if ( !empty($_GET) ) {
45	+ // set regex of analytics campaign tags that shall not prevent caching
46	+ if ( !empty($settings['incl_attributes']) ) {
47	+ $attributes_regex = $settings['incl_attributes'];
48	+ } else {
49	+ $attributes_regex = '/^utm_(source\|medium\|campaign\|term\|content)$/';
50	+ }
51	+ // prevent cache use if there is any GET variable not covered by the campaign tag regex
52	+ if ( sizeof( preg_grep( $attributes_regex, array_keys( $_GET ), PREG_GREP_INVERT ) ) > 0 ) {
53	+ return false;
54	+ }
55	}
56
57	// check cookie values

116	}
117
118	// check modified since with cached file and return 304 if no difference
119	+ if ( $http_if_modified_since && ( strtotime( $http_if_modified_since ) >= filemtime( $path_html ) ) ) {
120	header( $_SERVER['SERVER_PROTOCOL'] . ' 304 Not Modified', true, 304 );
121	exit;
122	}

cache-enabler.php CHANGED Viewed

	@@ -6,7 +6,7 @@ Description: Simple and fast WordPress disk caching plugin.
6	Author: KeyCDN
7	Author URI: https://www.keycdn.com
8	License: GPLv2 or later
9	- Version: 1.3.1
10	*/
11
12	/*


6	Author: KeyCDN
7	Author URI: https://www.keycdn.com
8	License: GPLv2 or later
9	+ Version: 1.3.2
10	*/
11
12	/*

inc/cache_enabler.class.php CHANGED Viewed

	@@ -6,40 +6,40 @@ defined('ABSPATH') OR exit;
6
7
8	/**
9	- * Cache_Enabler
10	- *
11	- * @since 1.0.0
12	- */
13
14	final class Cache_Enabler {
15
16
17	/**
18	- * plugin options
19	- *
20	- * @since 1.0.0
21	- * @var array
22	- */
23
24	public static $options;
25
26
27	/**
28	- * disk cache object
29	- *
30	- * @since 1.0.0
31	- * @var object
32	- */
33
34	private static $disk;
35
36
37	/**
38	- * minify default settings
39	- *
40	- * @since 1.0.0
41	- * @var integer
42	- */
43
44	const MINIFY_DISABLED = 0;
45	const MINIFY_HTML_ONLY = 1;
	@@ -47,11 +47,11 @@ final class Cache_Enabler {
47
48
49	/**
50	- * constructor wrapper
51	- *
52	- * @since 1.0.0
53	- * @change 1.0.0
54	- */
55
56	public static function instance()
57	{
	@@ -60,14 +60,14 @@ final class Cache_Enabler {
60
61
62	/**
63	- * constructor
64	- *
65	- * @since 1.0.0
66	- * @change 1.2.3
67	- *
68	- * @param void
69	- * @return void
70	- */
71
72	public function __construct()
73	{
	@@ -162,6 +162,24 @@ final class Cache_Enabler {
162	10,
163	1
164	);


















165
166	// add admin clear link
167	add_action(
	@@ -334,11 +352,11 @@ final class Cache_Enabler {
334
335
336	/**
337	- * deactivation hook
338	- *
339	- * @since 1.0.0
340	- * @change 1.1.1
341	- */
342
343	public static function on_deactivation() {
344	self::clear_total_cache(true);
	@@ -354,11 +372,11 @@ final class Cache_Enabler {
354
355
356	/**
357	- * activation hook
358	- *
359	- * @since 1.0.0
360	- * @change 1.1.1
361	- */
362
363	public static function on_activation() {
364
	@@ -427,11 +445,11 @@ final class Cache_Enabler {
427
428
429	/**
430	- * install on multisite setup
431	- *
432	- * @since 1.0.0
433	- * @change 1.0.0
434	- */
435
436	public static function install_later($id) {
437
	@@ -452,11 +470,11 @@ final class Cache_Enabler {
452
453
454	/**
455	- * installation options
456	- *
457	- * @since 1.0.0
458	- * @change 1.0.0
459	- */
460
461	private static function _install_backend() {
462
	@@ -471,11 +489,11 @@ final class Cache_Enabler {
471
472
473	/**
474	- * installation WP_CACHE (advanced cache)
475	- *
476	- * @since 1.1.1
477	- * @change 1.1.1
478	- */
479
480	private static function _set_wp_cache($wp_cache_value = true) {
481	$wp_config_file = ABSPATH . 'wp-config.php';
	@@ -518,11 +536,11 @@ final class Cache_Enabler {
518
519
520	/**
521	- * uninstall per multisite blog
522	- *
523	- * @since 1.0.0
524	- * @change 1.0.0
525	- */
526
527	public static function on_uninstall() {
528	global $wpdb;
	@@ -550,11 +568,11 @@ final class Cache_Enabler {
550
551
552	/**
553	- * uninstall for multisite and network
554	- *
555	- * @since 1.0.0
556	- * @change 1.0.0
557	- */
558
559	public static function uninstall_later($id) {
560
	@@ -575,11 +593,11 @@ final class Cache_Enabler {
575
576
577	/**
578	- * uninstall
579	- *
580	- * @since 1.0.0
581	- * @change 1.0.0
582	- */
583
584	private static function _uninstall_backend() {
585
	@@ -592,13 +610,13 @@ final class Cache_Enabler {
592
593
594	/**
595	- * get blog ids
596	- *
597	- * @since 1.0.0
598	- * @change 1.0.0
599	- *
600	- * @return array blog ids array
601	- */
602
603	private static function _get_blog_ids() {
604	global $wpdb;
	@@ -608,11 +626,11 @@ final class Cache_Enabler {
608
609
610	/**
611	- * set default vars
612	- *
613	- * @since 1.0.0
614	- * @change 1.0.0
615	- */
616
617	private static function _set_default_vars() {
618
	@@ -627,13 +645,13 @@ final class Cache_Enabler {
627
628
629	/**
630	- * get options
631	- *
632	- * @since 1.0.0
633	- * @change 1.2.3
634	- *
635	- * @return array options array
636	- */
637
638	private static function _get_options() {
639
	@@ -659,6 +677,7 @@ final class Cache_Enabler {
659	'excl_ids' => '',
660	'excl_regexp' => '',
661	'excl_cookies' => '',

662	'minify_html' => self::MINIFY_DISABLED,
663	)
664	);
	@@ -666,36 +685,36 @@ final class Cache_Enabler {
666
667
668	/**
669	- * warning if no custom permlinks
670	- *
671	- * @since 1.0.0
672	- * @change 1.0.0
673	- *
674	- * @return array options array
675	- */
676
677	public static function warning_is_permalink() {
678
679	- if ( !Cache_Enabler_Disk::is_permalink() ~~AND~~ current_user_can('manage_options') ) { ?>
680
681	<div class="error">
682	<p><?php printf( __('The <b>%s</b> plugin requires a custom permalink structure to start caching properly. Please go to <a href="%s">Permalink</a> to enable it.', 'cache-enabler'), 'Cache Enabler', admin_url( 'options-permalink.php' ) ); ?></p>
683	</div>
684
685	- <?php
686	}
687	}
688
689
690	/**
691	- * add action links
692	- *
693	- * @since 1.0.0
694	- * @change 1.0.0
695	- *
696	- * @param array $data existing links
697	- * @return array $data appended links
698	- */
699
700	public static function action_links($data) {
701
	@@ -723,15 +742,15 @@ final class Cache_Enabler {
723
724
725	/**
726	- * cache enabler meta links
727	- *
728	- * @since 1.0.0
729	- * @change 1.0.0
730	- *
731	- * @param array $input existing links
732	- * @param string $page page
733	- * @return array $data appended links
734	- */
735
736	public static function row_meta($input, $page) {
737
	@@ -750,14 +769,14 @@ final class Cache_Enabler {
750
751
752	/**
753	- * add dashboard cache size count
754	- *
755	- * @since 1.0.0
756	- * @change 1.1.0
757	- *
758	- * @param array $items initial array with dashboard items
759	- * @return array $items merged array with dashboard items
760	- */
761
762	public static function add_dashboard_count( $items = array() ) {
763
	@@ -788,25 +807,25 @@ final class Cache_Enabler {
788
789
790	/**
791	- * get cache size
792	- *
793	- * @since 1.0.0
794	- * @change 1.0.0
795	- *
796	- * @param integer $size cache size (bytes)
797	- */
798
799	public static function get_cache_size() {
800
801	if ( ! $size = get_transient('cache_size') ) {
802
803	- $size = (int) self::$disk->cache_size(CE_CACHE_DIR);
804
805	// set transient
806	set_transient(
807	- 'cache_size',
808	- $size,
809	- 60 * 15
810	);
811	}
812
	@@ -815,15 +834,15 @@ final class Cache_Enabler {
815
816
817	/**
818	- * add admin links
819	- *
820	- * @since 1.0.0
821	- * @change 1.1.0
822	- *
823	- * @hook mixed
824	- *
825	- * @param object menu properties
826	- */
827
828	public static function add_admin_links($wp_admin_bar) {
829
	@@ -859,13 +878,13 @@ final class Cache_Enabler {
859
860
861	/**
862	- * process clear request
863	- *
864	- * @since 1.0.0
865	- * @change 1.1.0
866	- *
867	- * @param array $data array of metadata
868	- */
869
870	public static function process_clear_request($data) {
871
	@@ -977,13 +996,13 @@ final class Cache_Enabler {
977
978
979	/**
980	- * notification after clear cache
981	- *
982	- * @since 1.0.0
983	- * @change 1.0.0
984	- *
985	- * @hook mixed user_can_clear_cache
986	- */
987
988	public static function clear_notice() {
989
	@@ -1000,14 +1019,14 @@ final class Cache_Enabler {
1000
1001
1002	/**
1003	- * clear cache if post comment
1004	- *
1005	- * @since 1.2.0
1006	- * @change 1.2.0
1007	- *
1008	- * @param integer $id id of the comment
1009	- * @param mixed $approved approval status
1010	- */
1011
1012	public static function comment_post($id, $approved) {
1013
	@@ -1025,13 +1044,13 @@ final class Cache_Enabler {
1025
1026
1027	/**
1028	- * clear cache if edit comment
1029	- *
1030	- * @since 1.0.0
1031	- * @change 1.0.0
1032	- *
1033	- * @param integer $id id of the comment
1034	- */
1035
1036	public static function edit_comment($id) {
1037
	@@ -1047,15 +1066,15 @@ final class Cache_Enabler {
1047
1048
1049	/**
1050	- * clear cache if new comment
1051	- *
1052	- * @since 1.0.0
1053	- * @change 1.0.0
1054	- *
1055	- * @param mixed $approved approval status
1056	- * @param array $comment
1057	- * @return mixed $approved approval status
1058	- */
1059
1060	public static function new_comment($approved, $comment) {
1061
	@@ -1073,15 +1092,15 @@ final class Cache_Enabler {
1073
1074
1075	/**
1076	- * clear cache if comment changes
1077	- *
1078	- * @since 1.0.0
1079	- * @change 1.0.0
1080	- *
1081	- * @param string $after_status
1082	- * @param string $before_status
1083	- * @param object $comment
1084	- */
1085
1086	public static function change_comment($after_status, $before_status, $comment) {
1087
	@@ -1097,14 +1116,14 @@ final class Cache_Enabler {
1097
1098
1099	/**
1100	- * register publish hooks for custom post types
1101	- *
1102	- * @since 1.0.0
1103	- * @since 1.2.3
1104	- *
1105	- * @param void
1106	- * @return void
1107	- */
1108
1109	public static function register_publish_hooks() {
1110
	@@ -1145,13 +1164,13 @@ final class Cache_Enabler {
1145
1146
1147	/**
1148	- * delete post type cache on post updates
1149	- *
1150	- * @since 1.0.0
1151	- * @change 1.0.7
1152	- *
1153	- * @param integer $post_ID Post ID
1154	- */
1155
1156	public static function publish_post_types($post_ID, $post) {
1157
	@@ -1207,13 +1226,13 @@ final class Cache_Enabler {
1207
1208
1209	/**
1210	- * clear page cache by post id
1211	- *
1212	- * @since 1.0.0
1213	- * @change 1.0.0
1214	- *
1215	- * @param integer $post_ID Post ID
1216	- */
1217
1218	public static function clear_page_cache_by_post_id($post_ID) {
1219
	@@ -1230,13 +1249,13 @@ final class Cache_Enabler {
1230
1231
1232	/**
1233	- * clear page cache by url
1234	- *
1235	- * @since 1.0.0
1236	- * @change 1.2.3
1237	- *
1238	- * @param string $url url of a page
1239	- */
1240
1241	public static function clear_page_cache_by_url($url) {
1242
	@@ -1259,12 +1278,12 @@ final class Cache_Enabler {
1259
1260
1261	/**
1262	- * clear home page cache
1263	- *
1264	- * @since 1.0.7
1265	- * @change 1.2.3
1266	- *
1267	- */
1268
1269	public static function clear_home_page_cache() {
1270
	@@ -1281,13 +1300,13 @@ final class Cache_Enabler {
1281
1282
1283	/**
1284	- * check if index.php
1285	- *
1286	- * @since 1.0.0
1287	- * @change 1.0.0
1288	- *
1289	- * @return boolean true if index.php
1290	- */
1291
1292	private static function _is_index() {
1293	return strtolower(basename($_SERVER['SCRIPT_NAME'])) != 'index.php';
	@@ -1295,13 +1314,13 @@ final class Cache_Enabler {
1295
1296
1297	/**
1298	- * check if mobile
1299	- *
1300	- * @since 1.0.0
1301	- * @change 1.0.0
1302	- *
1303	- * @return boolean true if mobile
1304	- */
1305
1306	private static function _is_mobile() {
1307	return ( strpos(TEMPLATEPATH, 'wptouch') OR strpos(TEMPLATEPATH, 'carrington') OR strpos(TEMPLATEPATH, 'jetpack') OR strpos(TEMPLATEPATH, 'handheld') );
	@@ -1309,13 +1328,13 @@ final class Cache_Enabler {
1309
1310
1311	/**
1312	- * check if logged in
1313	- *
1314	- * @since 1.0.0
1315	- * @change 1.0.0
1316	- *
1317	- * @return boolean true if logged in or cookie set
1318	- */
1319
1320	private static function _is_logged_in() {
1321
	@@ -1346,13 +1365,13 @@ final class Cache_Enabler {
1346
1347
1348	/**
1349	- * check if there are post to be published in the future
1350	- *
1351	- * @since 1.2.3
1352	- *
1353	- * @return void
1354	- *
1355	- */
1356
1357	public static function check_future_posts() {
1358
	@@ -1370,15 +1389,15 @@ final class Cache_Enabler {
1370
1371
1372	/**
1373	- * check to bypass the cache
1374	- *
1375	- * @since 1.0.0
1376	- * @change 1.2.3
1377	- *
1378	- * @return boolean true if exception
1379	- *
1380	- * @hook boolean bypass cache
1381	- */
1382
1383	private static function _bypass_cache() {
1384
	@@ -1441,16 +1460,16 @@ final class Cache_Enabler {
1441
1442
1443	/**
1444	- * minify html
1445	- *
1446	- * @since 1.0.0
1447	- * @change 1.0.0
1448	- *
1449	- * @param string $data minify request data
1450	- * @return string $data minify response data
1451	- *
1452	- * @hook array cache_minify_ignore_tags
1453	- */
1454
1455	private static function _minify_cache($data) {
1456
	@@ -1509,11 +1528,11 @@ final class Cache_Enabler {
1509
1510
1511	/**
1512	- * clear complete cache
1513	- *
1514	- * @since 1.0.0
1515	- * @change 1.2.3
1516	- */
1517
1518	public static function clear_total_cache() {
1519	// we need this here to update advanced-cache.php for the 1.2.3 upgrade
	@@ -1546,14 +1565,14 @@ final class Cache_Enabler {
1546
1547
1548	/**
1549	- * set cache
1550	- *
1551	- * @since 1.0.0
1552	- * @change 1.0.0
1553	- *
1554	- * @param string $data content of a page
1555	- * @return string $data content of a page
1556	- */
1557
1558	public static function set_cache($data) {
1559
	@@ -1578,11 +1597,11 @@ final class Cache_Enabler {
1578
1579
1580	/**
1581	- * handle cache
1582	- *
1583	- * @since 1.0.0
1584	- * @change 1.0.1
1585	- */
1586
1587	public static function handle_cache() {
1588
	@@ -1635,11 +1654,11 @@ final class Cache_Enabler {
1635
1636
1637	/**
1638	- * add clear option dropdown on post publish widget
1639	- *
1640	- * @since 1.0.0
1641	- * @change 1.0.0
1642	- */
1643
1644	public static function add_clear_dropdown() {
1645
	@@ -1666,8 +1685,8 @@ final class Cache_Enabler {
1666	// init variables
1667	$dropdown_options = '';
1668	$available_options = array(
1669	- esc_html__('~~Completely~~', 'cache-enabler'),
1670	- esc_html__('~~Page specific~~', 'cache-enabler')
1671	);
1672
1673	// set dropdown options
	@@ -1708,16 +1727,16 @@ final class Cache_Enabler {
1708
1709
1710	/**
1711	- * enqueue scripts
1712	- *
1713	- * @since 1.0.0
1714	- * @change 1.0.0
1715	- */
1716
1717	public static function add_admin_resources($hook) {
1718
1719	// hook check
1720	- if ( $hook !== 'index.php' ~~AND~~ $hook !== 'post.php' ) {
1721	return;
1722	}
1723
	@@ -1735,20 +1754,20 @@ final class Cache_Enabler {
1735	$plugin_data['Version'],
1736	true
1737	);
1738	- break;
1739
1740	default:
1741	- break;
1742	}
1743	}
1744
1745
1746	/**
1747	- * add settings page
1748	- *
1749	- * @since 1.0.0
1750	- * @change 1.0.0
1751	- */
1752
1753	public static function add_settings_page() {
1754
	@@ -1766,13 +1785,13 @@ final class Cache_Enabler {
1766
1767
1768	/**
1769	- * minify caching dropdown
1770	- *
1771	- * @since 1.0.0
1772	- * @change 1.0.0
1773	- *
1774	- * @return array Key => value array
1775	- */
1776
1777	private static function _minify_select() {
1778
	@@ -1785,11 +1804,11 @@ final class Cache_Enabler {
1785
1786
1787	/**
1788	- * Check plugin requirements
1789	- *
1790	- * @since 1.1.0
1791	- * @change 1.1.0
1792	- */
1793
1794	public static function requirements_check() {
1795
	@@ -1844,11 +1863,11 @@ final class Cache_Enabler {
1844
1845
1846	/**
1847	- * register textdomain
1848	- *
1849	- * @since 1.0.0
1850	- * @change 1.0.0
1851	- */
1852
1853	public static function register_textdomain() {
1854
	@@ -1871,7 +1890,7 @@ final class Cache_Enabler {
1871
1872	public static function missing_trailing_slash() {
1873	if ( ($permalink_structure = get_option('permalink_structure')) &&
1874	- preg_match("/\/$/", $permalink_structure) ) {
1875
1876	// record permalink structure for advanced-cache
1877	Cache_Enabler_Disk::record_advcache_settings(array(
	@@ -1890,11 +1909,11 @@ final class Cache_Enabler {
1890	}
1891
1892	/**
1893	- * register settings
1894	- *
1895	- * @since 1.0.0
1896	- * @change 1.0.0
1897	- */
1898
1899	public static function register_settings() {
1900
	@@ -1910,13 +1929,13 @@ final class Cache_Enabler {
1910
1911
1912	/**
1913	- * validate regexps
1914	- *
1915	- * @since 1.2.3
1916	- *
1917	- * @param string $re string containing regexps
1918	- * @return string string containing regexps or emty string if input invalid
1919	- */
1920
1921	public static function validate_regexps($re) {
1922	if ( $re != '' ) {
	@@ -1936,14 +1955,14 @@ final class Cache_Enabler {
1936	}
1937
1938	/**
1939	- * validate settings
1940	- *
1941	- * @since 1.0.0
1942	- * @change 1.2.3
1943	- *
1944	- * @param array $data array form data
1945	- * @return array array form data valid
1946	- */
1947
1948	public static function validate_settings($data) {
1949
	@@ -1982,6 +2001,14 @@ final class Cache_Enabler {
1982	Cache_Enabler_Disk::delete_advcache_settings(array("excl_cookies"));
1983	}
1984








1985	return array(
1986	'expires' => (int)$data['expires'],
1987	'new_post' => (int)(!empty($data['new_post'])),
	@@ -1992,29 +2019,30 @@ final class Cache_Enabler {
1992	'excl_ids' => (string)sanitize_text_field(@$data['excl_ids']),
1993	'excl_regexp' => (string)self::validate_regexps(@$data['excl_regexp']),
1994	'excl_cookies' => (string)self::validate_regexps(@$data['excl_cookies']),

1995	'minify_html' => (int)$data['minify_html']
1996	);
1997	}
1998
1999
2000	/**
2001	- * settings page
2002	- *
2003	- * @since 1.0.0
2004	- * @change 1.2.3
2005	- */
2006
2007	public static function settings_page() {
2008
2009	// wp cache check
2010	if ( !defined('WP_CACHE') \|\| !WP_CACHE ) {
2011	echo sprintf(
2012	- '<div class="notice notice-warning"><p>%s</p></div>',
2013	- sprintf(
2014	- __("%s is not set in %s.", 'cache-enabler'),
2015	- "<code>define('WP_CACHE', true);</code>",
2016	- "wp-config.php"
2017	- )
2018	);
2019	}
2020
	@@ -2129,6 +2157,24 @@ final class Cache_Enabler {
2129	</td>
2130	</tr>
2131


















2132	<tr valign="top">
2133	<th scope="row">
2134	<?php _e("Cache Minification", "cache-enabler") ?>


6
7
8	/**
9	+ * Cache_Enabler
10	+ *
11	+ * @since 1.0.0
12	+ */
13
14	final class Cache_Enabler {
15
16
17	/**
18	+ * plugin options
19	+ *
20	+ * @since 1.0.0
21	+ * @var array
22	+ */
23
24	public static $options;
25
26
27	/**
28	+ * disk cache object
29	+ *
30	+ * @since 1.0.0
31	+ * @var object
32	+ */
33
34	private static $disk;
35
36
37	/**
38	+ * minify default settings
39	+ *
40	+ * @since 1.0.0
41	+ * @var integer
42	+ */
43
44	const MINIFY_DISABLED = 0;
45	const MINIFY_HTML_ONLY = 1;

47
48
49	/**
50	+ * constructor wrapper
51	+ *
52	+ * @since 1.0.0
53	+ * @change 1.0.0
54	+ */
55
56	public static function instance()
57	{

60
61
62	/**
63	+ * constructor
64	+ *
65	+ * @since 1.0.0
66	+ * @change 1.2.3
67	+ *
68	+ * @param void
69	+ * @return void
70	+ */
71
72	public function __construct()
73	{

162	10,
163	1
164	);
165	+ add_action(
166	+ 'woocommerce_variation_set_stock',
167	+ array(
168	+ __CLASS__,
169	+ 'woocommerce_product_set_stock',
170	+ ),
171	+ 10,
172	+ 1
173	+ );
174	+ add_action(
175	+ 'woocommerce_variation_set_stock_status',
176	+ array(
177	+ __CLASS__,
178	+ 'woocommerce_product_set_stock_status',
179	+ ),
180	+ 10,
181	+ 1
182	+ );
183
184	// add admin clear link
185	add_action(

352
353
354	/**
355	+ * deactivation hook
356	+ *
357	+ * @since 1.0.0
358	+ * @change 1.1.1
359	+ */
360
361	public static function on_deactivation() {
362	self::clear_total_cache(true);

372
373
374	/**
375	+ * activation hook
376	+ *
377	+ * @since 1.0.0
378	+ * @change 1.1.1
379	+ */
380
381	public static function on_activation() {
382

445
446
447	/**
448	+ * install on multisite setup
449	+ *
450	+ * @since 1.0.0
451	+ * @change 1.0.0
452	+ */
453
454	public static function install_later($id) {
455

470
471
472	/**
473	+ * installation options
474	+ *
475	+ * @since 1.0.0
476	+ * @change 1.0.0
477	+ */
478
479	private static function _install_backend() {
480

489
490
491	/**
492	+ * installation WP_CACHE (advanced cache)
493	+ *
494	+ * @since 1.1.1
495	+ * @change 1.1.1
496	+ */
497
498	private static function _set_wp_cache($wp_cache_value = true) {
499	$wp_config_file = ABSPATH . 'wp-config.php';

536
537
538	/**
539	+ * uninstall per multisite blog
540	+ *
541	+ * @since 1.0.0
542	+ * @change 1.0.0
543	+ */
544
545	public static function on_uninstall() {
546	global $wpdb;

568
569
570	/**
571	+ * uninstall for multisite and network
572	+ *
573	+ * @since 1.0.0
574	+ * @change 1.0.0
575	+ */
576
577	public static function uninstall_later($id) {
578

593
594
595	/**
596	+ * uninstall
597	+ *
598	+ * @since 1.0.0
599	+ * @change 1.0.0
600	+ */
601
602	private static function _uninstall_backend() {
603

610
611
612	/**
613	+ * get blog ids
614	+ *
615	+ * @since 1.0.0
616	+ * @change 1.0.0
617	+ *
618	+ * @return array blog ids array
619	+ */
620
621	private static function _get_blog_ids() {
622	global $wpdb;

626
627
628	/**
629	+ * set default vars
630	+ *
631	+ * @since 1.0.0
632	+ * @change 1.0.0
633	+ */
634
635	private static function _set_default_vars() {
636

645
646
647	/**
648	+ * get options
649	+ *
650	+ * @since 1.0.0
651	+ * @change 1.2.3
652	+ *
653	+ * @return array options array
654	+ */
655
656	private static function _get_options() {
657

677	'excl_ids' => '',
678	'excl_regexp' => '',
679	'excl_cookies' => '',
680	+ 'incl_attributes' => '',
681	'minify_html' => self::MINIFY_DISABLED,
682	)
683	);

685
686
687	/**
688	+ * warning if no custom permlinks
689	+ *
690	+ * @since 1.0.0
691	+ * @change 1.0.0
692	+ *
693	+ * @return array options array
694	+ */
695
696	public static function warning_is_permalink() {
697
698	+ if ( !Cache_Enabler_Disk::is_permalink() && current_user_can('manage_options') ) { ?>
699
700	<div class="error">
701	<p><?php printf( __('The <b>%s</b> plugin requires a custom permalink structure to start caching properly. Please go to <a href="%s">Permalink</a> to enable it.', 'cache-enabler'), 'Cache Enabler', admin_url( 'options-permalink.php' ) ); ?></p>
702	</div>
703
704	+ <?php
705	}
706	}
707
708
709	/**
710	+ * add action links
711	+ *
712	+ * @since 1.0.0
713	+ * @change 1.0.0
714	+ *
715	+ * @param array $data existing links
716	+ * @return array $data appended links
717	+ */
718
719	public static function action_links($data) {
720

742
743
744	/**
745	+ * cache enabler meta links
746	+ *
747	+ * @since 1.0.0
748	+ * @change 1.0.0
749	+ *
750	+ * @param array $input existing links
751	+ * @param string $page page
752	+ * @return array $data appended links
753	+ */
754
755	public static function row_meta($input, $page) {
756

769
770
771	/**
772	+ * add dashboard cache size count
773	+ *
774	+ * @since 1.0.0
775	+ * @change 1.1.0
776	+ *
777	+ * @param array $items initial array with dashboard items
778	+ * @return array $items merged array with dashboard items
779	+ */
780
781	public static function add_dashboard_count( $items = array() ) {
782

807
808
809	/**
810	+ * get cache size
811	+ *
812	+ * @since 1.0.0
813	+ * @change 1.0.0
814	+ *
815	+ * @param integer $size cache size (bytes)
816	+ */
817
818	public static function get_cache_size() {
819
820	if ( ! $size = get_transient('cache_size') ) {
821
822	+ $size = is_object( self::$disk ) ? (int) self::$disk->cache_size(CE_CACHE_DIR) : 0;
823
824	// set transient
825	set_transient(
826	+ 'cache_size',
827	+ $size,
828	+ 60 * 15
829	);
830	}
831

834
835
836	/**
837	+ * add admin links
838	+ *
839	+ * @since 1.0.0
840	+ * @change 1.1.0
841	+ *
842	+ * @hook mixed
843	+ *
844	+ * @param object menu properties
845	+ */
846
847	public static function add_admin_links($wp_admin_bar) {
848

878
879
880	/**
881	+ * process clear request
882	+ *
883	+ * @since 1.0.0
884	+ * @change 1.1.0
885	+ *
886	+ * @param array $data array of metadata
887	+ */
888
889	public static function process_clear_request($data) {
890

996
997
998	/**
999	+ * notification after clear cache
1000	+ *
1001	+ * @since 1.0.0
1002	+ * @change 1.0.0
1003	+ *
1004	+ * @hook mixed user_can_clear_cache
1005	+ */
1006
1007	public static function clear_notice() {
1008

1019
1020
1021	/**
1022	+ * clear cache if post comment
1023	+ *
1024	+ * @since 1.2.0
1025	+ * @change 1.2.0
1026	+ *
1027	+ * @param integer $id id of the comment
1028	+ * @param mixed $approved approval status
1029	+ */
1030
1031	public static function comment_post($id, $approved) {
1032

1044
1045
1046	/**
1047	+ * clear cache if edit comment
1048	+ *
1049	+ * @since 1.0.0
1050	+ * @change 1.0.0
1051	+ *
1052	+ * @param integer $id id of the comment
1053	+ */
1054
1055	public static function edit_comment($id) {
1056

1066
1067
1068	/**
1069	+ * clear cache if new comment
1070	+ *
1071	+ * @since 1.0.0
1072	+ * @change 1.0.0
1073	+ *
1074	+ * @param mixed $approved approval status
1075	+ * @param array $comment
1076	+ * @return mixed $approved approval status
1077	+ */
1078
1079	public static function new_comment($approved, $comment) {
1080

1092
1093
1094	/**
1095	+ * clear cache if comment changes
1096	+ *
1097	+ * @since 1.0.0
1098	+ * @change 1.0.0
1099	+ *
1100	+ * @param string $after_status
1101	+ * @param string $before_status
1102	+ * @param object $comment
1103	+ */
1104
1105	public static function change_comment($after_status, $before_status, $comment) {
1106

1116
1117
1118	/**
1119	+ * register publish hooks for custom post types
1120	+ *
1121	+ * @since 1.0.0
1122	+ * @since 1.2.3
1123	+ *
1124	+ * @param void
1125	+ * @return void
1126	+ */
1127
1128	public static function register_publish_hooks() {
1129

1164
1165
1166	/**
1167	+ * delete post type cache on post updates
1168	+ *
1169	+ * @since 1.0.0
1170	+ * @change 1.0.7
1171	+ *
1172	+ * @param integer $post_ID Post ID
1173	+ */
1174
1175	public static function publish_post_types($post_ID, $post) {
1176

1226
1227
1228	/**
1229	+ * clear page cache by post id
1230	+ *
1231	+ * @since 1.0.0
1232	+ * @change 1.0.0
1233	+ *
1234	+ * @param integer $post_ID Post ID
1235	+ */
1236
1237	public static function clear_page_cache_by_post_id($post_ID) {
1238

1249
1250
1251	/**
1252	+ * clear page cache by url
1253	+ *
1254	+ * @since 1.0.0
1255	+ * @change 1.2.3
1256	+ *
1257	+ * @param string $url url of a page
1258	+ */
1259
1260	public static function clear_page_cache_by_url($url) {
1261

1278
1279
1280	/**
1281	+ * clear home page cache
1282	+ *
1283	+ * @since 1.0.7
1284	+ * @change 1.2.3
1285	+ *
1286	+ */
1287
1288	public static function clear_home_page_cache() {
1289

1300
1301
1302	/**
1303	+ * check if index.php
1304	+ *
1305	+ * @since 1.0.0
1306	+ * @change 1.0.0
1307	+ *
1308	+ * @return boolean true if index.php
1309	+ */
1310
1311	private static function _is_index() {
1312	return strtolower(basename($_SERVER['SCRIPT_NAME'])) != 'index.php';

1314
1315
1316	/**
1317	+ * check if mobile
1318	+ *
1319	+ * @since 1.0.0
1320	+ * @change 1.0.0
1321	+ *
1322	+ * @return boolean true if mobile
1323	+ */
1324
1325	private static function _is_mobile() {
1326	return ( strpos(TEMPLATEPATH, 'wptouch') OR strpos(TEMPLATEPATH, 'carrington') OR strpos(TEMPLATEPATH, 'jetpack') OR strpos(TEMPLATEPATH, 'handheld') );

1328
1329
1330	/**
1331	+ * check if logged in
1332	+ *
1333	+ * @since 1.0.0
1334	+ * @change 1.0.0
1335	+ *
1336	+ * @return boolean true if logged in or cookie set
1337	+ */
1338
1339	private static function _is_logged_in() {
1340

1365
1366
1367	/**
1368	+ * check if there are post to be published in the future
1369	+ *
1370	+ * @since 1.2.3
1371	+ *
1372	+ * @return void
1373	+ *
1374	+ */
1375
1376	public static function check_future_posts() {
1377

1389
1390
1391	/**
1392	+ * check to bypass the cache
1393	+ *
1394	+ * @since 1.0.0
1395	+ * @change 1.2.3
1396	+ *
1397	+ * @return boolean true if exception
1398	+ *
1399	+ * @hook boolean bypass cache
1400	+ */
1401
1402	private static function _bypass_cache() {
1403

1460
1461
1462	/**
1463	+ * minify html
1464	+ *
1465	+ * @since 1.0.0
1466	+ * @change 1.0.0
1467	+ *
1468	+ * @param string $data minify request data
1469	+ * @return string $data minify response data
1470	+ *
1471	+ * @hook array cache_minify_ignore_tags
1472	+ */
1473
1474	private static function _minify_cache($data) {
1475

1528
1529
1530	/**
1531	+ * clear complete cache
1532	+ *
1533	+ * @since 1.0.0
1534	+ * @change 1.2.3
1535	+ */
1536
1537	public static function clear_total_cache() {
1538	// we need this here to update advanced-cache.php for the 1.2.3 upgrade

1565
1566
1567	/**
1568	+ * set cache
1569	+ *
1570	+ * @since 1.0.0
1571	+ * @change 1.0.0
1572	+ *
1573	+ * @param string $data content of a page
1574	+ * @return string $data content of a page
1575	+ */
1576
1577	public static function set_cache($data) {
1578

1597
1598
1599	/**
1600	+ * handle cache
1601	+ *
1602	+ * @since 1.0.0
1603	+ * @change 1.0.1
1604	+ */
1605
1606	public static function handle_cache() {
1607

1654
1655
1656	/**
1657	+ * add clear option dropdown on post publish widget
1658	+ *
1659	+ * @since 1.0.0
1660	+ * @change 1.0.0
1661	+ */
1662
1663	public static function add_clear_dropdown() {
1664

1685	// init variables
1686	$dropdown_options = '';
1687	$available_options = array(
1688	+ esc_html__('Page specific', 'cache-enabler'),
1689	+ esc_html__('Completely', 'cache-enabler')
1690	);
1691
1692	// set dropdown options

1727
1728
1729	/**
1730	+ * enqueue scripts
1731	+ *
1732	+ * @since 1.0.0
1733	+ * @change 1.0.0
1734	+ */
1735
1736	public static function add_admin_resources($hook) {
1737
1738	// hook check
1739	+ if ( $hook !== 'index.php' && $hook !== 'post.php' ) {
1740	return;
1741	}
1742

1754	$plugin_data['Version'],
1755	true
1756	);
1757	+ break;
1758
1759	default:
1760	+ break;
1761	}
1762	}
1763
1764
1765	/**
1766	+ * add settings page
1767	+ *
1768	+ * @since 1.0.0
1769	+ * @change 1.0.0
1770	+ */
1771
1772	public static function add_settings_page() {
1773

1785
1786
1787	/**
1788	+ * minify caching dropdown
1789	+ *
1790	+ * @since 1.0.0
1791	+ * @change 1.0.0
1792	+ *
1793	+ * @return array Key => value array
1794	+ */
1795
1796	private static function _minify_select() {
1797

1804
1805
1806	/**
1807	+ * Check plugin requirements
1808	+ *
1809	+ * @since 1.1.0
1810	+ * @change 1.1.0
1811	+ */
1812
1813	public static function requirements_check() {
1814

1863
1864
1865	/**
1866	+ * register textdomain
1867	+ *
1868	+ * @since 1.0.0
1869	+ * @change 1.0.0
1870	+ */
1871
1872	public static function register_textdomain() {
1873

1890
1891	public static function missing_trailing_slash() {
1892	if ( ($permalink_structure = get_option('permalink_structure')) &&
1893	+ preg_match("/\/$/", $permalink_structure) ) {
1894
1895	// record permalink structure for advanced-cache
1896	Cache_Enabler_Disk::record_advcache_settings(array(

1909	}
1910
1911	/**
1912	+ * register settings
1913	+ *
1914	+ * @since 1.0.0
1915	+ * @change 1.0.0
1916	+ */
1917
1918	public static function register_settings() {
1919

1929
1930
1931	/**
1932	+ * validate regexps
1933	+ *
1934	+ * @since 1.2.3
1935	+ *
1936	+ * @param string $re string containing regexps
1937	+ * @return string string containing regexps or emty string if input invalid
1938	+ */
1939
1940	public static function validate_regexps($re) {
1941	if ( $re != '' ) {

1955	}
1956
1957	/**
1958	+ * validate settings
1959	+ *
1960	+ * @since 1.0.0
1961	+ * @change 1.2.3
1962	+ *
1963	+ * @param array $data array form data
1964	+ * @return array array form data valid
1965	+ */
1966
1967	public static function validate_settings($data) {
1968

2001	Cache_Enabler_Disk::delete_advcache_settings(array("excl_cookies"));
2002	}
2003
2004	+ // custom GET attribute exceptions
2005	+ if ( strlen($data["incl_attributes"]) > 0 ) {
2006	+ Cache_Enabler_Disk::record_advcache_settings(array(
2007	+ "incl_attributes" => $data["incl_attributes"]));
2008	+ } else {
2009	+ Cache_Enabler_Disk::delete_advcache_settings(array("incl_attributes"));
2010	+ }
2011	+
2012	return array(
2013	'expires' => (int)$data['expires'],
2014	'new_post' => (int)(!empty($data['new_post'])),

2019	'excl_ids' => (string)sanitize_text_field(@$data['excl_ids']),
2020	'excl_regexp' => (string)self::validate_regexps(@$data['excl_regexp']),
2021	'excl_cookies' => (string)self::validate_regexps(@$data['excl_cookies']),
2022	+ 'incl_attributes' => (string)self::validate_regexps(@$data['incl_attributes']),
2023	'minify_html' => (int)$data['minify_html']
2024	);
2025	}
2026
2027
2028	/**
2029	+ * settings page
2030	+ *
2031	+ * @since 1.0.0
2032	+ * @change 1.2.3
2033	+ */
2034
2035	public static function settings_page() {
2036
2037	// wp cache check
2038	if ( !defined('WP_CACHE') \|\| !WP_CACHE ) {
2039	echo sprintf(
2040	+ '<div class="notice notice-warning"><p>%s</p></div>',
2041	+ sprintf(
2042	+ __("%s is not set in %s.", 'cache-enabler'),
2043	+ "<code>define('WP_CACHE', true);</code>",
2044	+ "wp-config.php"
2045	+ )
2046	);
2047	}
2048

2157	</td>
2158	</tr>
2159
2160	+ <tr valign="top">
2161	+ <th scope="row">
2162	+ <?php _e("Cache Inclusions", "cache-enabler") ?>
2163	+ </th>
2164	+ <td>
2165	+ <fieldset>
2166	+ <label for="cache_incl_attributes">
2167	+ <input type="text" name="cache-enabler[incl_attributes]" id="cache_incl_attributes" value="<?php echo esc_attr($options['incl_attributes']) ?>" />
2168	+ <p class="description">
2169	+ <?php _e("Regexp matching campaign tracking GET attributes that should not cause the cache to be bypassed.", "cache-enabler"); ?><br>
2170	+ <?php _e("Example:", "cache-enabler"); ?> <code>/^pk_(source\|medium\|campaign\|kwd\|content)$/</code><br>
2171	+ <?php _e("Default if unset:", "cache-enabler"); ?> <code>/^utm_(source\|medium\|campaign\|term\|content)$/</code>
2172	+ </p>
2173	+ </label>
2174	+ </fieldset>
2175	+ </td>
2176	+ </tr>
2177	+
2178	<tr valign="top">
2179	<th scope="row">
2180	<?php _e("Cache Minification", "cache-enabler") ?>

inc/cache_enabler_disk.class.php CHANGED Viewed

	@@ -6,22 +6,22 @@ defined('ABSPATH') OR exit;
6
7
8	/**
9	- * Cache_Enabler_Disk
10	- *
11	- * @since 1.0.0
12	- */
13
14	final class Cache_Enabler_Disk {
15
16
17	/**
18	- * cached filename settings
19	- *
20	- * @since 1.0.7
21	- * @change 1.0.7
22	- *
23	- * @var string
24	- */
25
26	const FILE_HTML = 'index.html';
27	const FILE_GZIP = 'index.html.gz';
	@@ -30,13 +30,13 @@ final class Cache_Enabler_Disk {
30
31
32	/**
33	- * permalink check
34	- *
35	- * @since 1.0.0
36	- * @change 1.0.0
37	- *
38	- * @return boolean true if installed
39	- */
40
41	public static function is_permalink() {
42	return get_option('permalink_structure');
	@@ -44,13 +44,13 @@ final class Cache_Enabler_Disk {
44
45
46	/**
47	- * store asset
48	- *
49	- * @since 1.0.0
50	- * @change 1.0.0
51	- *
52	- * @param string $data content of the asset
53	- */
54
55	public static function store_asset($data) {
56
	@@ -68,13 +68,13 @@ final class Cache_Enabler_Disk {
68
69
70	/**
71	- * check asset
72	- *
73	- * @since 1.0.0
74	- * @change 1.0.0
75	- *
76	- * @return boolean true if asset exists
77	- */
78
79	public static function check_asset() {
80	return is_readable(
	@@ -84,13 +84,13 @@ final class Cache_Enabler_Disk {
84
85
86	/**
87	- * check expiry
88	- *
89	- * @since 1.0.1
90	- * @change 1.0.1
91	- *
92	- * @return boolean true if asset expired
93	- */
94
95	public static function check_expiry() {
96
	@@ -116,13 +116,13 @@ final class Cache_Enabler_Disk {
116
117
118	/**
119	- * delete asset
120	- *
121	- * @since 1.0.0
122	- * @change 1.0.0
123	- *
124	- * @param string $url url of cached asset
125	- */
126
127	public static function delete_asset($url) {
128
	@@ -139,11 +139,11 @@ final class Cache_Enabler_Disk {
139
140
141	/**
142	- * clear cache
143	- *
144	- * @since 1.0.0
145	- * @change 1.0.0
146	- */
147
148	public static function clear_cache() {
149	self::_clear_dir(
	@@ -153,11 +153,11 @@ final class Cache_Enabler_Disk {
153
154
155	/**
156	- * clear home cache
157	- *
158	- * @since 1.0.7
159	- * @change 1.0.9
160	- */
161
162	public static function clear_home() {
163	$path = sprintf(
	@@ -176,11 +176,11 @@ final class Cache_Enabler_Disk {
176
177
178	/**
179	- * get asset
180	- *
181	- * @since 1.0.0
182	- * @change 1.0.9
183	- */
184
185	public static function get_asset() {
186
	@@ -200,7 +200,7 @@ final class Cache_Enabler_Disk {
200	}
201
202	// check modified since with cached file and return 304 if no difference
203	- if ( $http_if_modified_since && ( strtotime( $http_if_modified_since ) == filemtime( self::_file_html() ) ) ) {
204	header( $_SERVER['SERVER_PROTOCOL'] . ' 304 Not Modified', true, 304 );
205	exit;
206	}
	@@ -231,13 +231,13 @@ final class Cache_Enabler_Disk {
231
232
233	/**
234	- * create signature
235	- *
236	- * @since 1.0.0
237	- * @change 1.0.0
238	- *
239	- * @return string signature
240	- */
241
242	private static function _cache_signatur() {
243	return sprintf(
	@@ -252,13 +252,13 @@ final class Cache_Enabler_Disk {
252
253
254	/**
255	- * create files
256	- *
257	- * @since 1.0.0
258	- * @change 1.1.1
259	- *
260	- * @param string $data html content
261	- */
262
263	private static function _create_files($data) {
264
	@@ -301,14 +301,14 @@ final class Cache_Enabler_Disk {
301
302
303	/**
304	- * create file
305	- *
306	- * @since 1.0.0
307	- * @change 1.0.0
308	- *
309	- * @param string $file file path
310	- * @param string $data content of the html
311	- */
312
313	private static function _create_file($file, $data) {
314
	@@ -332,13 +332,13 @@ final class Cache_Enabler_Disk {
332
333
334	/**
335	- * clear directory
336	- *
337	- * @since 1.0.0
338	- * @change 1.0.0
339	- *
340	- * @param string $dir directory
341	- */
342
343	private static function _clear_dir($dir) {
344
	@@ -381,14 +381,14 @@ final class Cache_Enabler_Disk {
381
382
383	/**
384	- * get cache size
385	- *
386	- * @since 1.0.0
387	- * @change 1.0.0
388	- *
389	- * @param string $dir folder path
390	- * @return mixed $size size in bytes
391	- */
392
393	public static function cache_size($dir = '.') {
394
	@@ -426,14 +426,14 @@ final class Cache_Enabler_Disk {
426
427
428	/**
429	- * cache path
430	- *
431	- * @since 1.0.0
432	- * @change 1.1.0
433	- *
434	- * @param string $path uri or permlink
435	- * @return string $diff path to cached asset
436	- */
437
438	private static function _file_path($path = NULL) {
439
	@@ -460,13 +460,13 @@ final class Cache_Enabler_Disk {
460
461
462	/**
463	- * get file path
464	- *
465	- * @since 1.0.0
466	- * @change 1.0.7
467	- *
468	- * @return string path to the html file
469	- */
470
471	private static function _file_html() {
472	return self::_file_path(). self::FILE_HTML;
	@@ -474,13 +474,13 @@ final class Cache_Enabler_Disk {
474
475
476	/**
477	- * get gzip file path
478	- *
479	- * @since 1.0.1
480	- * @change 1.0.7
481	- *
482	- * @return string path to the gzipped html file
483	- */
484
485	private static function _file_gzip() {
486	return self::_file_path(). self::FILE_GZIP;
	@@ -488,13 +488,13 @@ final class Cache_Enabler_Disk {
488
489
490	/**
491	- * get webp file path
492	- *
493	- * @since 1.0.7
494	- * @change 1.0.7
495	- *
496	- * @return string path to the webp html file
497	- */
498
499	private static function _file_webp_html() {
500	return self::_file_path(). self::FILE_WEBP_HTML;
	@@ -502,13 +502,13 @@ final class Cache_Enabler_Disk {
502
503
504	/**
505	- * get gzip webp file path
506	- *
507	- * @since 1.0.1
508	- * @change 1.0.7
509	- *
510	- * @return string path to the webp gzipped html file
511	- */
512
513	private static function _file_webp_gzip() {
514	return self::_file_path(). self::FILE_WEBP_GZIP;
	@@ -550,14 +550,14 @@ final class Cache_Enabler_Disk {
550	}
551
552
553	- /**
554	- * record settings for advanced-cache.php
555	- *
556	- * @since 1.2.3
557	- *
558	- * @param array settings as array pairs
559	- * @return boolean true if successful
560	- */
561
562	public static function record_advcache_settings($settings) {
563	$settings_file = sprintf('%s-%s%s.json',
	@@ -584,14 +584,14 @@ final class Cache_Enabler_Disk {
584	}
585
586
587	- /**
588	- * delete settings for advanced-cache.php
589	- *
590	- * @since 1.2.3
591	- *
592	- * @param array settings as array or empty for delete all
593	- * @return boolean true if successful
594	- */
595
596	public static function delete_advcache_settings($remsettings = array()) {
597	$settings_file = sprintf('%s-%s%s.json',
	@@ -627,13 +627,13 @@ final class Cache_Enabler_Disk {
627
628
629	/**
630	- * convert to webp
631	- *
632	- * @since 1.0.1
633	- * @change 1.1.1
634	- *
635	- * @return string converted HTML file
636	- */
637
638	private static function _convert_webp($asset) {
639
	@@ -651,13 +651,13 @@ final class Cache_Enabler_Disk {
651
652
653	/**
654	- * convert src to webp source
655	- *
656	- * @since 1.0.1
657	- * @change 1.1.0
658	- *
659	- * @return string converted src webp source
660	- */
661
662	private static function _convert_webp_src($src) {
663	$upload_dir = wp_upload_dir();
	@@ -694,13 +694,13 @@ final class Cache_Enabler_Disk {
694
695
696	/**
697	- * convert srcset to webp source
698	- *
699	- * @since 1.0.8
700	- * @change 1.1.0
701	- *
702	- * @return string converted srcset webp source
703	- */
704
705	private static function _convert_webp_srcset($srcset) {
706


6
7
8	/**
9	+ * Cache_Enabler_Disk
10	+ *
11	+ * @since 1.0.0
12	+ */
13
14	final class Cache_Enabler_Disk {
15
16
17	/**
18	+ * cached filename settings
19	+ *
20	+ * @since 1.0.7
21	+ * @change 1.0.7
22	+ *
23	+ * @var string
24	+ */
25
26	const FILE_HTML = 'index.html';
27	const FILE_GZIP = 'index.html.gz';

30
31
32	/**
33	+ * permalink check
34	+ *
35	+ * @since 1.0.0
36	+ * @change 1.0.0
37	+ *
38	+ * @return boolean true if installed
39	+ */
40
41	public static function is_permalink() {
42	return get_option('permalink_structure');

44
45
46	/**
47	+ * store asset
48	+ *
49	+ * @since 1.0.0
50	+ * @change 1.0.0
51	+ *
52	+ * @param string $data content of the asset
53	+ */
54
55	public static function store_asset($data) {
56

68
69
70	/**
71	+ * check asset
72	+ *
73	+ * @since 1.0.0
74	+ * @change 1.0.0
75	+ *
76	+ * @return boolean true if asset exists
77	+ */
78
79	public static function check_asset() {
80	return is_readable(

84
85
86	/**
87	+ * check expiry
88	+ *
89	+ * @since 1.0.1
90	+ * @change 1.0.1
91	+ *
92	+ * @return boolean true if asset expired
93	+ */
94
95	public static function check_expiry() {
96

116
117
118	/**
119	+ * delete asset
120	+ *
121	+ * @since 1.0.0
122	+ * @change 1.0.0
123	+ *
124	+ * @param string $url url of cached asset
125	+ */
126
127	public static function delete_asset($url) {
128

139
140
141	/**
142	+ * clear cache
143	+ *
144	+ * @since 1.0.0
145	+ * @change 1.0.0
146	+ */
147
148	public static function clear_cache() {
149	self::_clear_dir(

153
154
155	/**
156	+ * clear home cache
157	+ *
158	+ * @since 1.0.7
159	+ * @change 1.0.9
160	+ */
161
162	public static function clear_home() {
163	$path = sprintf(

176
177
178	/**
179	+ * get asset
180	+ *
181	+ * @since 1.0.0
182	+ * @change 1.0.9
183	+ */
184
185	public static function get_asset() {
186

200	}
201
202	// check modified since with cached file and return 304 if no difference
203	+ if ( $http_if_modified_since && ( strtotime( $http_if_modified_since ) >= filemtime( self::_file_html() ) ) ) {
204	header( $_SERVER['SERVER_PROTOCOL'] . ' 304 Not Modified', true, 304 );
205	exit;
206	}

231
232
233	/**
234	+ * create signature
235	+ *
236	+ * @since 1.0.0
237	+ * @change 1.0.0
238	+ *
239	+ * @return string signature
240	+ */
241
242	private static function _cache_signatur() {
243	return sprintf(

252
253
254	/**
255	+ * create files
256	+ *
257	+ * @since 1.0.0
258	+ * @change 1.1.1
259	+ *
260	+ * @param string $data html content
261	+ */
262
263	private static function _create_files($data) {
264

301
302
303	/**
304	+ * create file
305	+ *
306	+ * @since 1.0.0
307	+ * @change 1.0.0
308	+ *
309	+ * @param string $file file path
310	+ * @param string $data content of the html
311	+ */
312
313	private static function _create_file($file, $data) {
314

332
333
334	/**
335	+ * clear directory
336	+ *
337	+ * @since 1.0.0
338	+ * @change 1.0.0
339	+ *
340	+ * @param string $dir directory
341	+ */
342
343	private static function _clear_dir($dir) {
344

381
382
383	/**
384	+ * get cache size
385	+ *
386	+ * @since 1.0.0
387	+ * @change 1.0.0
388	+ *
389	+ * @param string $dir folder path
390	+ * @return mixed $size size in bytes
391	+ */
392
393	public static function cache_size($dir = '.') {
394

426
427
428	/**
429	+ * cache path
430	+ *
431	+ * @since 1.0.0
432	+ * @change 1.1.0
433	+ *
434	+ * @param string $path uri or permlink
435	+ * @return string $diff path to cached asset
436	+ */
437
438	private static function _file_path($path = NULL) {
439

460
461
462	/**
463	+ * get file path
464	+ *
465	+ * @since 1.0.0
466	+ * @change 1.0.7
467	+ *
468	+ * @return string path to the html file
469	+ */
470
471	private static function _file_html() {
472	return self::_file_path(). self::FILE_HTML;

474
475
476	/**
477	+ * get gzip file path
478	+ *
479	+ * @since 1.0.1
480	+ * @change 1.0.7
481	+ *
482	+ * @return string path to the gzipped html file
483	+ */
484
485	private static function _file_gzip() {
486	return self::_file_path(). self::FILE_GZIP;

488
489
490	/**
491	+ * get webp file path
492	+ *
493	+ * @since 1.0.7
494	+ * @change 1.0.7
495	+ *
496	+ * @return string path to the webp html file
497	+ */
498
499	private static function _file_webp_html() {
500	return self::_file_path(). self::FILE_WEBP_HTML;

502
503
504	/**
505	+ * get gzip webp file path
506	+ *
507	+ * @since 1.0.1
508	+ * @change 1.0.7
509	+ *
510	+ * @return string path to the webp gzipped html file
511	+ */
512
513	private static function _file_webp_gzip() {
514	return self::_file_path(). self::FILE_WEBP_GZIP;

550	}
551
552
553	+ /**
554	+ * record settings for advanced-cache.php
555	+ *
556	+ * @since 1.2.3
557	+ *
558	+ * @param array settings as array pairs
559	+ * @return boolean true if successful
560	+ */
561
562	public static function record_advcache_settings($settings) {
563	$settings_file = sprintf('%s-%s%s.json',

584	}
585
586
587	+ /**
588	+ * delete settings for advanced-cache.php
589	+ *
590	+ * @since 1.2.3
591	+ *
592	+ * @param array settings as array or empty for delete all
593	+ * @return boolean true if successful
594	+ */
595
596	public static function delete_advcache_settings($remsettings = array()) {
597	$settings_file = sprintf('%s-%s%s.json',

627
628
629	/**
630	+ * convert to webp
631	+ *
632	+ * @since 1.0.1
633	+ * @change 1.1.1
634	+ *
635	+ * @return string converted HTML file
636	+ */
637
638	private static function _convert_webp($asset) {
639

651
652
653	/**
654	+ * convert src to webp source
655	+ *
656	+ * @since 1.0.1
657	+ * @change 1.1.0
658	+ *
659	+ * @return string converted src webp source
660	+ */
661
662	private static function _convert_webp_src($src) {
663	$upload_dir = wp_upload_dir();

694
695
696	/**
697	+ * convert srcset to webp source
698	+ *
699	+ * @since 1.0.8
700	+ * @change 1.1.0
701	+ *
702	+ * @return string converted srcset webp source
703	+ */
704
705	private static function _convert_webp_srcset($srcset) {
706

readme.txt CHANGED Viewed

	@@ -2,7 +2,7 @@
2	Contributors: keycdn
3	Tags: cache, caching, wordpress cache, wp cache, performance, gzip, webp, http2
4	Requires at least: 4.6
5	- Tested up to: 4.9
6	Stable tag: trunk
7	License: GPLv2 or later
8	License URI: http://www.gnu.org/licenses/gpl-2.0.html
	@@ -68,7 +68,12 @@ When combined with Optimus, the Wordpress Cache Enabler allows you to easily del
68
69	== Changelog ==
70
71	- = 1.3.1





72	* Fix for missing trailing slashes was incomplete
73	* Add filter option before minification
74


2	Contributors: keycdn
3	Tags: cache, caching, wordpress cache, wp cache, performance, gzip, webp, http2
4	Requires at least: 4.6
5	+ Tested up to: 5.0
6	Stable tag: trunk
7	License: GPLv2 or later
8	License URI: http://www.gnu.org/licenses/gpl-2.0.html

68
69	== Changelog ==
70
71	+ = 1.3.2 =
72	+ * Changed to page specific as new default
73	+ * Added regex setting for analytics tags in get variables
74	+ * Fixed 304 responses
75	+
76	+ = 1.3.1 =
77	* Fix for missing trailing slashes was incomplete
78	* Add filter option before minification
79

Cache Enabler – WordPress Cache - Version 1.3.2

Version Description

Release Info

Code changes from version 1.3.1 to 1.3.2