Version Description
Download this release
Release Info
| Developer | Mike_Koepke |
| Plugin |  External Links |
| Version | 6.0 |
| Comparing to | |
| See all releases | |
Code changes from version 4.2 to 6.0
- anchor-utils/anchor-utils.php +2 -305
- external-links-anchor-utils.php +400 -0
- readme.txt +68 -4
- sem-external-links-admin.php +23 -11
- sem-external-links.php +154 -69
anchor-utils/anchor-utils.php
CHANGED
|
@@ -2,311 +2,8 @@
|
|
| 2 |
/*
|
| 3 |
* Anchor Utils
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| 4 |
* Author: Denis de Bernardy & Mike Koepke <http://www.semiologic.com>
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-
* Version: 1.2
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*/
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-
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-
@ini_set('pcre.backtrack_limit', 750000);
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-
if ( @ini_get('pcre.recursion_limit') <= 250000 )
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-
@ini_set('pcre.recursion_limit', 250000);
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-
/**
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-
* anchor_utils
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-
*
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* @package Anchor Utils
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-
**/
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-
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-
class anchor_utils {
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-
/**
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* anchor_utils
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-
*/
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-
function anchor_utils() {
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-
add_filter('the_content', array($this, 'filter'), 100);
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-
add_filter('the_excerpt', array($this, 'filter'), 100);
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-
add_filter('widget_text', array($this, 'filter'), 100);
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add_filter('comment_text', array($this, 'filter'), 100);
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-
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add_action('wp_head', array($this, 'ob_start'), 10000);
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-
} #anchor_utils
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-
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-
/**
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-
* ob_start()
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-
*
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-
* @return void
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| 36 |
-
**/
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| 37 |
-
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| 38 |
-
function ob_start() {
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-
static $done = false;
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| 40 |
-
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| 41 |
-
if ( $done )
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| 42 |
-
return;
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| 43 |
-
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| 44 |
-
if ( has_filter('ob_filter_anchor') ) {
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| 45 |
-
ob_start(array($this, 'ob_filter'));
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| 46 |
-
add_action('wp_footer', array($this, 'ob_flush'), 10000);
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| 47 |
-
$done = true;
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| 48 |
-
}
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| 49 |
-
} # ob_start()
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| 50 |
-
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| 51 |
-
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| 52 |
-
/**
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* ob_filter()
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-
*
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* @param string $text
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| 56 |
-
* @return string $text
|
| 57 |
-
**/
|
| 58 |
-
|
| 59 |
-
function ob_filter($text) {
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| 60 |
-
global $escape_anchor_filter;
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| 61 |
-
$escape_anchor_filter = array();
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| 62 |
-
|
| 63 |
-
$text = anchor_utils::escape($text);
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| 64 |
-
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| 65 |
-
$text = preg_replace_callback("/
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| 66 |
-
<\s*a\s+
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| 67 |
-
([^<>]+)
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| 68 |
-
>
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-
(.+?)
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| 70 |
-
<\s*\/\s*a\s*>
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-
/isx", array($this, 'ob_filter_callback'), $text);
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| 72 |
-
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| 73 |
-
$text = anchor_utils::unescape($text);
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-
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| 75 |
-
return $text;
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| 76 |
-
} # ob_filter()
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| 77 |
-
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| 78 |
-
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-
/**
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| 80 |
-
* ob_flush()
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-
*
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-
* @return void
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-
**/
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-
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| 85 |
-
static function ob_flush() {
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-
static $done = true;
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-
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-
if ( $done )
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-
return;
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| 90 |
-
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| 91 |
-
ob_end_flush();
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-
$done = true;
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-
} # ob_flush()
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-
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| 95 |
-
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| 96 |
-
/**
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* ob_filter_callback()
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-
*
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-
* @param array $match
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-
* @return string $str
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-
**/
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| 102 |
-
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| 103 |
-
function ob_filter_callback($match) {
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-
# skip empty anchors
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-
if ( !trim($match[2]) )
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-
return $match[0];
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-
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| 108 |
-
# parse anchor
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$anchor = anchor_utils::parse_anchor($match);
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-
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| 111 |
-
if ( !$anchor )
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-
return $match[0];
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-
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# filter anchor
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$anchor = apply_filters('ob_filter_anchor', $anchor);
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-
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# return anchor
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-
return anchor_utils::build_anchor($anchor);
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-
} # ob_filter_callback()
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-
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-
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/**
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* filter()
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| 124 |
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*
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* @param string $text
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| 126 |
-
* @return string $text
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| 127 |
-
**/
|
| 128 |
-
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| 129 |
-
function filter($text) {
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| 130 |
-
if ( !has_filter('filter_anchor') )
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-
return $text;
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-
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| 133 |
-
global $escape_anchor_filter;
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| 134 |
-
$escape_anchor_filter = array();
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| 135 |
-
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| 136 |
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$text = anchor_utils::escape($text);
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-
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$text = preg_replace_callback("/
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-
<\s*a\s+
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-
([^<>]+)
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-
>
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-
(.+?)
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<\s*\/\s*a\s*>
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/isx", array($this, 'filter_callback'), $text);
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-
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$text = anchor_utils::unescape($text);
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-
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return $text;
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} # filter()
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-
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-
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/**
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* filter_callback()
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*
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* @param array $match
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* @return string $str
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-
**/
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-
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-
function filter_callback($match) {
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# skip empty anchors
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-
if ( !trim($match[2]) )
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-
return $match[0];
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-
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# parse anchor
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$anchor = anchor_utils::parse_anchor($match);
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-
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| 167 |
-
if ( !$anchor )
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| 168 |
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return $match[0];
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-
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| 170 |
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# filter anchor
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$anchor = apply_filters('filter_anchor', $anchor);
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-
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# return anchor
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return anchor_utils::build_anchor($anchor);
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-
} # filter_callback()
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-
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-
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/**
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* parse_anchor()
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*
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* @param array $match
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* @return array $anchor
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-
**/
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-
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| 185 |
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function parse_anchor($match) {
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-
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// Fix links that have javascript onClick or similar code but uses =" " rather than =' ". Messes up attribute extraction especially for threaded comments
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$on_patterns = '/(onClick|onMouseOver|onMouseOut|onMouseDown|onMouseUp|onDblClick|onContextMenu|onLoad|onAbort|onError)="(.+?)"/iU';
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$match[1] = preg_replace($on_patterns, "$1='$2'", $match[1]);
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| 190 |
-
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$anchor = array();
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| 192 |
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$anchor['attr'] = shortcode_parse_atts($match[1]);
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-
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| 194 |
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if ( !is_array($anchor['attr']) || empty($anchor['attr']['href']) # parser error or no link
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|| trim($anchor['attr']['href']) != esc_url($anchor['attr']['href'], null, 'db') ) # likely a script
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return false;
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-
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| 198 |
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foreach ( array('class', 'rel') as $attr ) {
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-
if ( !isset($anchor['attr'][$attr]) ) {
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$anchor['attr'][$attr] = array();
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} else {
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$anchor['attr'][$attr] = explode(' ', $anchor['attr'][$attr]);
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$anchor['attr'][$attr] = array_map('trim', $anchor['attr'][$attr]);
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-
}
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}
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-
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$anchor['body'] = $match[2];
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-
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| 209 |
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$anchor['attr']['href'] = @html_entity_decode($anchor['attr']['href'], ENT_COMPAT, get_option('blog_charset'));
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-
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return $anchor;
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} # parse_anchor()
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| 213 |
-
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| 214 |
-
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| 215 |
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/**
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* build_anchor()
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-
*
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-
* @param array $anchor
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| 219 |
-
* @return string $anchor
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| 220 |
-
**/
|
| 221 |
-
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| 222 |
-
function build_anchor($anchor) {
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| 223 |
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$anchor['attr']['href'] = esc_url($anchor['attr']['href']);
|
| 224 |
-
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| 225 |
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$str = '<a';
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foreach ( $anchor['attr'] as $k => $v ) {
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| 227 |
-
if ( is_array($v) ) {
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$v = array_unique($v);
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if ( $v )
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| 230 |
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$str .= ' ' . $k . '="' . implode(' ', $v) . '"';
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} else {
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-
if ($k)
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$str .= ' ' . $k . '="' . $v . '"';
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else
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$str .= ' ' . $v;
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}
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}
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$str .= '>' . $anchor['body'] . '</a>';
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-
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return $str;
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-
} # build_anchor()
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| 242 |
-
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-
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/**
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* escape()
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*
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-
* @param string $text
|
| 248 |
-
* @return string $text
|
| 249 |
-
**/
|
| 250 |
-
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| 251 |
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function escape($text) {
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| 252 |
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global $escape_anchor_filter;
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| 253 |
-
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| 254 |
-
if ( !isset($escape_anchor_filter) )
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| 255 |
-
$escape_anchor_filter = array();
|
| 256 |
-
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| 257 |
-
foreach ( array(
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| 258 |
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'head' => "/
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| 259 |
-
.*?
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| 260 |
-
<\s*\/\s*head\s*>
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| 261 |
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/isx",
|
| 262 |
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'blocks' => "/
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| 263 |
-
<\s*(script|style|object|textarea)(?:\s.*?)?>
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| 264 |
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.*?
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| 265 |
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<\s*\/\s*\\1\s*>
|
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/isx",
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) as $regex ) {
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| 268 |
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$text = preg_replace_callback($regex, array($this, 'escape_callback'), $text);
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| 269 |
-
}
|
| 270 |
-
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-
return $text;
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| 272 |
-
} # escape()
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| 273 |
-
|
| 274 |
-
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| 275 |
-
/**
|
| 276 |
-
* escape_callback()
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| 277 |
-
*
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| 278 |
-
* @param array $match
|
| 279 |
-
* @return string $text
|
| 280 |
-
**/
|
| 281 |
-
|
| 282 |
-
function escape_callback($match) {
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| 283 |
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global $escape_anchor_filter;
|
| 284 |
-
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| 285 |
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$tag_id = "----escape_anchor_utils:" . md5($match[0]) . "----";
|
| 286 |
-
$escape_anchor_filter[$tag_id] = $match[0];
|
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-
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return $tag_id;
|
| 289 |
-
} # escape_callback()
|
| 290 |
-
|
| 291 |
-
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| 292 |
-
/**
|
| 293 |
-
* unescape()
|
| 294 |
-
*
|
| 295 |
-
* @param string $text
|
| 296 |
-
* @return string $text
|
| 297 |
-
**/
|
| 298 |
-
|
| 299 |
-
function unescape($text) {
|
| 300 |
-
global $escape_anchor_filter;
|
| 301 |
-
|
| 302 |
-
if ( !$escape_anchor_filter )
|
| 303 |
-
return $text;
|
| 304 |
-
|
| 305 |
-
$unescape = array_reverse($escape_anchor_filter);
|
| 306 |
-
|
| 307 |
-
return str_replace(array_keys($unescape), array_values($unescape), $text);
|
| 308 |
-
} # unescape()
|
| 309 |
-
} # anchor_utils
|
| 310 |
-
|
| 311 |
-
$anchor_utils = new anchor_utils();
|
| 312 |
-
?>
|
| 2 |
/*
|
| 3 |
* Anchor Utils
|
| 4 |
* Author: Denis de Bernardy & Mike Koepke <http://www.semiologic.com>
|
| 5 |
+
* Version: 1.6.2
|
| 6 |
*/
|
| 7 |
|
| 8 |
+
// no longer used
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|
|
external-links-anchor-utils.php
ADDED
|
@@ -0,0 +1,400 @@
|
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|
|
|
|
| 1 |
+
<?php
|
| 2 |
+
/*
|
| 3 |
+
* External Links Anchor Utils
|
| 4 |
+
* Author: Denis de Bernardy & Mike Koepke <http://www.semiologic.com>
|
| 5 |
+
* Version: 1.6.1
|
| 6 |
+
*
|
| 7 |
+
* Forked from Anchor-Utils
|
| 8 |
+
*/
|
| 9 |
+
|
| 10 |
+
if ( @ini_get('pcre.backtrack_limit') <= 1000000 )
|
| 11 |
+
@ini_set('pcre.backtrack_limit', 1000000);
|
| 12 |
+
if ( @ini_get('pcre.recursion_limit') <= 250000 )
|
| 13 |
+
@ini_set('pcre.recursion_limit', 250000);
|
| 14 |
+
|
| 15 |
+
/**
|
| 16 |
+
* external_links_anchor_utils
|
| 17 |
+
*
|
| 18 |
+
* @packageExternal Links Anchor Utils
|
| 19 |
+
**/
|
| 20 |
+
|
| 21 |
+
class external_links_anchor_utils {
|
| 22 |
+
|
| 23 |
+
private $external_links = null;
|
| 24 |
+
|
| 25 |
+
/**
|
| 26 |
+
* constructor
|
| 27 |
+
*/
|
| 28 |
+
public function __construct( external_links $external_links, $apply_globally = true, $inc_text_widgets = true ) {
|
| 29 |
+
|
| 30 |
+
$this->external_links = $external_links;
|
| 31 |
+
|
| 32 |
+
if ( $apply_globally ) {
|
| 33 |
+
add_action('template_redirect', array($this, 'ob_start'), 100);
|
| 34 |
+
}
|
| 35 |
+
else {
|
| 36 |
+
add_filter('the_content', array($this, 'filter'), 1000000);
|
| 37 |
+
add_filter('the_excerpt', array($this, 'filter'), 1000000);
|
| 38 |
+
add_filter('comment_text', array($this, 'filter'), 1000000);
|
| 39 |
+
if ( $inc_text_widgets )
|
| 40 |
+
add_filter('widget_text', array($this, 'filter'), 1000000);
|
| 41 |
+
}
|
| 42 |
+
|
| 43 |
+
} #external_links_anchor_utils
|
| 44 |
+
|
| 45 |
+
|
| 46 |
+
/**
|
| 47 |
+
* ob_start()
|
| 48 |
+
*
|
| 49 |
+
* @return void
|
| 50 |
+
**/
|
| 51 |
+
|
| 52 |
+
function ob_start() {
|
| 53 |
+
ob_start(array($this, 'ob_filter'));
|
| 54 |
+
add_action('wp_footer', array($this, 'ob_flush'), 1000000);
|
| 55 |
+
} # ob_start()
|
| 56 |
+
|
| 57 |
+
/**
|
| 58 |
+
* ob_filter()
|
| 59 |
+
*
|
| 60 |
+
* @param string $text
|
| 61 |
+
* @return string $text
|
| 62 |
+
**/
|
| 63 |
+
|
| 64 |
+
function ob_filter($text) {
|
| 65 |
+
global $escape_anchor_filter;
|
| 66 |
+
$escape_anchor_filter = array();
|
| 67 |
+
|
| 68 |
+
$text = $this->escape($text);
|
| 69 |
+
|
| 70 |
+
$text = preg_replace_callback("/
|
| 71 |
+
<\s*a\s+
|
| 72 |
+
([^<>]+)
|
| 73 |
+
>
|
| 74 |
+
(.*?)
|
| 75 |
+
<\s*\/\s*a\s*>
|
| 76 |
+
/isx", array($this, 'ob_filter_callback'), $text);
|
| 77 |
+
|
| 78 |
+
$text = $this->unescape($text);
|
| 79 |
+
|
| 80 |
+
return $text;
|
| 81 |
+
} # ob_filter()
|
| 82 |
+
|
| 83 |
+
|
| 84 |
+
/**
|
| 85 |
+
* ob_flush()
|
| 86 |
+
*
|
| 87 |
+
* @return void
|
| 88 |
+
**/
|
| 89 |
+
|
| 90 |
+
static function ob_flush() {
|
| 91 |
+
ob_end_flush();
|
| 92 |
+
} # ob_flush()
|
| 93 |
+
|
| 94 |
+
|
| 95 |
+
/**
|
| 96 |
+
* ob_filter_callback()
|
| 97 |
+
*
|
| 98 |
+
* @param array $match
|
| 99 |
+
* @return string $str
|
| 100 |
+
**/
|
| 101 |
+
|
| 102 |
+
function ob_filter_callback($match) {
|
| 103 |
+
# skip empty anchors
|
| 104 |
+
if ( !trim($match[2]) )
|
| 105 |
+
return $match[0];
|
| 106 |
+
|
| 107 |
+
# parse anchor
|
| 108 |
+
$anchor = $this->parse_anchor($match);
|
| 109 |
+
|
| 110 |
+
if ( !$anchor )
|
| 111 |
+
return $match[0];
|
| 112 |
+
|
| 113 |
+
# filter anchor
|
| 114 |
+
// $anchor = apply_filters( 'ob_filter_anchor', $anchor );
|
| 115 |
+
$anchor = $this->external_links->filter( $anchor );
|
| 116 |
+
|
| 117 |
+
# return anchor
|
| 118 |
+
return $this->build_anchor($anchor);
|
| 119 |
+
} # ob_filter_callback()
|
| 120 |
+
|
| 121 |
+
|
| 122 |
+
/**
|
| 123 |
+
* filter()
|
| 124 |
+
*
|
| 125 |
+
* @param string $text
|
| 126 |
+
* @return string $text
|
| 127 |
+
**/
|
| 128 |
+
|
| 129 |
+
function filter($text) {
|
| 130 |
+
global $escape_anchor_filter;
|
| 131 |
+
$escape_anchor_filter = array();
|
| 132 |
+
|
| 133 |
+
$text = $this->escape($text);
|
| 134 |
+
|
| 135 |
+
$text = preg_replace_callback("/
|
| 136 |
+
<\s*a\s+
|
| 137 |
+
([^<>]+)
|
| 138 |
+
>
|
| 139 |
+
(.*?)
|
| 140 |
+
<\s*\/\s*a\s*>
|
| 141 |
+
/isx", array($this, 'filter_callback'), $text);
|
| 142 |
+
|
| 143 |
+
$text = $this->unescape($text);
|
| 144 |
+
|
| 145 |
+
return $text;
|
| 146 |
+
} # filter()
|
| 147 |
+
|
| 148 |
+
|
| 149 |
+
/**
|
| 150 |
+
* filter_callback()
|
| 151 |
+
*
|
| 152 |
+
* @param array $match
|
| 153 |
+
* @return string $str
|
| 154 |
+
**/
|
| 155 |
+
|
| 156 |
+
function filter_callback($match) {
|
| 157 |
+
# skip empty anchors
|
| 158 |
+
if ( !trim($match[2]) )
|
| 159 |
+
return $match[0];
|
| 160 |
+
|
| 161 |
+
# parse anchor
|
| 162 |
+
$anchor = $this->parse_anchor($match);
|
| 163 |
+
|
| 164 |
+
if ( !$anchor )
|
| 165 |
+
return $match[0];
|
| 166 |
+
|
| 167 |
+
# filter anchor
|
| 168 |
+
// $anchor = apply_filters( 'filter_anchor', $anchor );
|
| 169 |
+
$anchor = $this->external_links->filter( $anchor );
|
| 170 |
+
|
| 171 |
+
# return anchor
|
| 172 |
+
return $this->build_anchor($anchor);
|
| 173 |
+
} # filter_callback()
|
| 174 |
+
|
| 175 |
+
|
| 176 |
+
/**
|
| 177 |
+
* parse_anchor()
|
| 178 |
+
*
|
| 179 |
+
* @param array $match
|
| 180 |
+
* @return array $anchor
|
| 181 |
+
**/
|
| 182 |
+
|
| 183 |
+
function parse_anchor($match) {
|
| 184 |
+
$anchor = array();
|
| 185 |
+
$anchor['attr'] = $this->parse_attrs($match[1]);
|
| 186 |
+
|
| 187 |
+
if ( !is_array($anchor['attr']) || empty($anchor['attr']['href']) # parser error or no link
|
| 188 |
+
|| trim($anchor['attr']['href']) != esc_url($anchor['attr']['href'], null, 'db') ) # likely a script
|
| 189 |
+
return false;
|
| 190 |
+
|
| 191 |
+
foreach ( array('class', 'rel') as $attr ) {
|
| 192 |
+
if ( !isset($anchor['attr'][$attr]) ) {
|
| 193 |
+
$anchor['attr'][$attr] = array();
|
| 194 |
+
} else {
|
| 195 |
+
$anchor['attr'][$attr] = explode(' ', $anchor['attr'][$attr]);
|
| 196 |
+
$anchor['attr'][$attr] = array_map('trim', $anchor['attr'][$attr]);
|
| 197 |
+
}
|
| 198 |
+
}
|
| 199 |
+
|
| 200 |
+
$anchor['body'] = $match[2];
|
| 201 |
+
|
| 202 |
+
$anchor['attr']['href'] = @html_entity_decode($anchor['attr']['href'], ENT_COMPAT, get_option('blog_charset'));
|
| 203 |
+
|
| 204 |
+
return $anchor;
|
| 205 |
+
} # parse_anchor()
|
| 206 |
+
|
| 207 |
+
|
| 208 |
+
/**
|
| 209 |
+
* build_anchor()
|
| 210 |
+
*
|
| 211 |
+
* @param array $anchor
|
| 212 |
+
* @return string $anchor
|
| 213 |
+
**/
|
| 214 |
+
|
| 215 |
+
function build_anchor($anchor) {
|
| 216 |
+
$anchor['attr']['href'] = esc_url($anchor['attr']['href']);
|
| 217 |
+
|
| 218 |
+
$str = '<a';
|
| 219 |
+
foreach ( $anchor['attr'] as $k => $v ) {
|
| 220 |
+
if ( is_array($v) ) {
|
| 221 |
+
$v = array_unique($v);
|
| 222 |
+
if ( $v )
|
| 223 |
+
$str .= ' ' . $k . '="' . implode(' ', $v) . '"';
|
| 224 |
+
} else {
|
| 225 |
+
if ($k)
|
| 226 |
+
$str .= ' ' . $k . '="' . $v . '"';
|
| 227 |
+
else
|
| 228 |
+
$str .= ' ' . $v;
|
| 229 |
+
}
|
| 230 |
+
}
|
| 231 |
+
$str .= '>' . $anchor['body'] . '</a>';
|
| 232 |
+
|
| 233 |
+
return $str;
|
| 234 |
+
} # build_anchor()
|
| 235 |
+
|
| 236 |
+
|
| 237 |
+
/**
|
| 238 |
+
* escape()
|
| 239 |
+
*
|
| 240 |
+
* @param string $text
|
| 241 |
+
* @return string $text
|
| 242 |
+
**/
|
| 243 |
+
|
| 244 |
+
function escape($text) {
|
| 245 |
+
global $escape_anchor_filter;
|
| 246 |
+
|
| 247 |
+
if ( !isset($escape_anchor_filter) )
|
| 248 |
+
$escape_anchor_filter = array();
|
| 249 |
+
|
| 250 |
+
foreach ( array(
|
| 251 |
+
'head' => "/
|
| 252 |
+
.*?
|
| 253 |
+
<\s*\/\s*head\s*>
|
| 254 |
+
/isx",
|
| 255 |
+
'blocks' => "/
|
| 256 |
+
<\s*(script|style|object|textarea)(?:\s.*?)?>
|
| 257 |
+
.*?
|
| 258 |
+
<\s*\/\s*\\1\s*>
|
| 259 |
+
/isx",
|
| 260 |
+
) as $regex ) {
|
| 261 |
+
$text = preg_replace_callback($regex, array($this, 'escape_callback'), $text);
|
| 262 |
+
}
|
| 263 |
+
|
| 264 |
+
return $text;
|
| 265 |
+
} # escape()
|
| 266 |
+
|
| 267 |
+
|
| 268 |
+
/**
|
| 269 |
+
* escape_callback()
|
| 270 |
+
*
|
| 271 |
+
* @param array $match
|
| 272 |
+
* @return string $text
|
| 273 |
+
**/
|
| 274 |
+
|
| 275 |
+
function escape_callback($match) {
|
| 276 |
+
global $escape_anchor_filter;
|
| 277 |
+
|
| 278 |
+
$tag_id = "----escape_external_links_anchor_utils:" . md5($match[0]) . "----";
|
| 279 |
+
$escape_anchor_filter[$tag_id] = $match[0];
|
| 280 |
+
|
| 281 |
+
return $tag_id;
|
| 282 |
+
} # escape_callback()
|
| 283 |
+
|
| 284 |
+
|
| 285 |
+
/**
|
| 286 |
+
* unescape()
|
| 287 |
+
*
|
| 288 |
+
* @param string $text
|
| 289 |
+
* @return string $text
|
| 290 |
+
**/
|
| 291 |
+
|
| 292 |
+
function unescape($text) {
|
| 293 |
+
global $escape_anchor_filter;
|
| 294 |
+
|
| 295 |
+
if ( !$escape_anchor_filter )
|
| 296 |
+
return $text;
|
| 297 |
+
|
| 298 |
+
$unescape = array_reverse($escape_anchor_filter);
|
| 299 |
+
|
| 300 |
+
return str_replace(array_keys($unescape), array_values($unescape), $text);
|
| 301 |
+
} # unescape()
|
| 302 |
+
|
| 303 |
+
/**
|
| 304 |
+
* Parse an attributes string into an array. If the string starts with a tag,
|
| 305 |
+
* then the attributes on the first tag are parsed. This parses via a manual
|
| 306 |
+
* loop and is designed to be safer than using DOMDocument.
|
| 307 |
+
*
|
| 308 |
+
* @param string|* $attrs
|
| 309 |
+
* @return array
|
| 310 |
+
*
|
| 311 |
+
* @example parse_attrs( 'src="example.jpg" alt="example"' )
|
| 312 |
+
* @example parse_attrs( '<img src="example.jpg" alt="example">' )
|
| 313 |
+
* @example parse_attrs( '<a href="example"></a>' )
|
| 314 |
+
* @example parse_attrs( '<a href="example">' )
|
| 315 |
+
*/
|
| 316 |
+
function parse_attrs($attrs) {
|
| 317 |
+
|
| 318 |
+
if ( !is_scalar($attrs) )
|
| 319 |
+
return (array) $attrs;
|
| 320 |
+
|
| 321 |
+
$attrs = str_split( trim($attrs) );
|
| 322 |
+
|
| 323 |
+
if ( '<' === $attrs[0] ) # looks like a tag so strip the tagname
|
| 324 |
+
while ( $attrs && ! ctype_space($attrs[0]) && $attrs[0] !== '>' )
|
| 325 |
+
array_shift($attrs);
|
| 326 |
+
|
| 327 |
+
$arr = array(); # output
|
| 328 |
+
$name = ''; # for the current attr being parsed
|
| 329 |
+
$value = ''; # for the current attr being parsed
|
| 330 |
+
$mode = 0; # whether current char is part of the name (-), the value (+), or neither (0)
|
| 331 |
+
$stop = false; # delimiter for the current $value being parsed
|
| 332 |
+
$space = ' '; # a single space
|
| 333 |
+
$paren = 0; # in parenthesis for js attrs
|
| 334 |
+
|
| 335 |
+
foreach ( $attrs as $j => $curr ) {
|
| 336 |
+
|
| 337 |
+
if ( $mode < 0 ) {# name
|
| 338 |
+
if ( '=' === $curr ) {
|
| 339 |
+
$mode = 1;
|
| 340 |
+
$stop = false;
|
| 341 |
+
} elseif ( '>' === $curr ) {
|
| 342 |
+
'' === $name or $arr[ $name ] = $value;
|
| 343 |
+
break;
|
| 344 |
+
} elseif ( !ctype_space($curr) ) {
|
| 345 |
+
if ( ctype_space( $attrs[ $j - 1 ] ) ) { # previous char
|
| 346 |
+
'' === $name or $arr[ $name ] = ''; # previous name
|
| 347 |
+
$name = $curr; # initiate new
|
| 348 |
+
} else {
|
| 349 |
+
$name .= $curr;
|
| 350 |
+
}
|
| 351 |
+
}
|
| 352 |
+
} elseif ( $mode > 0 ) {# value
|
| 353 |
+
if ( $paren ) {
|
| 354 |
+
$value .= $curr;
|
| 355 |
+
if ( $curr === "(")
|
| 356 |
+
$paren += 1;
|
| 357 |
+
elseif ( $curr === ")")
|
| 358 |
+
$paren -= 1;
|
| 359 |
+
}
|
| 360 |
+
else {
|
| 361 |
+
if ( $stop === false ) {
|
| 362 |
+
if ( !ctype_space($curr) ) {
|
| 363 |
+
if ( '"' === $curr || "'" === $curr ) {
|
| 364 |
+
$value = '';
|
| 365 |
+
$stop = $curr;
|
| 366 |
+
} else {
|
| 367 |
+
$value = $curr;
|
| 368 |
+
$stop = $space;
|
| 369 |
+
}
|
| 370 |
+
}
|
| 371 |
+
} elseif ( $stop === $space ? ctype_space($curr) : $curr === $stop ) {
|
| 372 |
+
$arr[ $name ] = $value;
|
| 373 |
+
$mode = 0;
|
| 374 |
+
$name = $value = '';
|
| 375 |
+
} else {
|
| 376 |
+
$value .= $curr;
|
| 377 |
+
if ( $curr === "(")
|
| 378 |
+
$paren += 1;
|
| 379 |
+
elseif ( $curr === ")")
|
| 380 |
+
$paren -= 1;
|
| 381 |
+
}
|
| 382 |
+
}
|
| 383 |
+
} else {# neither
|
| 384 |
+
|
| 385 |
+
if ( '>' === $curr )
|
| 386 |
+
break;
|
| 387 |
+
if ( !ctype_space( $curr ) ) {
|
| 388 |
+
# initiate
|
| 389 |
+
$name = $curr;
|
| 390 |
+
$mode = -1;
|
| 391 |
+
}
|
| 392 |
+
}
|
| 393 |
+
}
|
| 394 |
+
|
| 395 |
+
# incl the final pair if it was quoteless
|
| 396 |
+
'' === $name or $arr[ $name ] = $value;
|
| 397 |
+
|
| 398 |
+
return $arr;
|
| 399 |
+
}
|
| 400 |
+
} # external_links_anchor_utils
|
readme.txt
CHANGED
|
@@ -3,7 +3,7 @@ Contributors: Denis-de-Bernardy, Mike_Koepke
|
|
| 3 |
Donate link: http://www.semiologic.com/partners/
|
| 4 |
Tags: external-links, nofollow, link-target, link-icon, semiologic
|
| 5 |
Requires at least: 2.8
|
| 6 |
-
Tested up to: 3.
|
| 7 |
License: GPLv2 or later
|
| 8 |
License URI: http://www.gnu.org/licenses/gpl-2.0.html
|
| 9 |
|
|
@@ -16,16 +16,16 @@ The external links plugin for WordPress lets you process outgoing links differen
|
|
| 16 |
|
| 17 |
Under Settings / External Links, you can configure the plugin to:
|
| 18 |
|
| 19 |
-
- Process all outgoing links, rather than only those within your entries' content.
|
| 20 |
- Add an external link icon to outgoing links. You can use a class="no_icon" attribute on links to override this.
|
|
|
|
| 21 |
- Open outgoing links in new windows. Note that this can damage your visitor's trust towards your site in that they can think your site used a pop-under.
|
| 22 |
-
- Add rel=nofollow to the links. You can use a rel="nofollow" attribute on links to override this.
|
| 23 |
|
| 24 |
= Help Me! =
|
| 25 |
|
| 26 |
The [Semiologic forum](http://forum.semiologic.com) is the best place to report issues. Please note, however, that while community members and I do our best to answer all queries, we're assisting you on a voluntary basis.
|
| 27 |
|
| 28 |
-
If you require more dedicated assistance, consider using [Semiologic Pro](http://www.
|
| 29 |
|
| 30 |
|
| 31 |
== Installation ==
|
|
@@ -36,6 +36,70 @@ If you require more dedicated assistance, consider using [Semiologic Pro](http:/
|
|
| 36 |
|
| 37 |
== Change Log ==
|
| 38 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 39 |
= 4.2 =
|
| 40 |
|
| 41 |
- WP 3.6 compat
|
| 3 |
Donate link: http://www.semiologic.com/partners/
|
| 4 |
Tags: external-links, nofollow, link-target, link-icon, semiologic
|
| 5 |
Requires at least: 2.8
|
| 6 |
+
Tested up to: 3.9
|
| 7 |
License: GPLv2 or later
|
| 8 |
License URI: http://www.gnu.org/licenses/gpl-2.0.html
|
| 9 |
|
| 16 |
|
| 17 |
Under Settings / External Links, you can configure the plugin to:
|
| 18 |
|
| 19 |
+
- Process all outgoing links, rather than only those within your entries' content and text widgets.
|
| 20 |
- Add an external link icon to outgoing links. You can use a class="no_icon" attribute on links to override this.
|
| 21 |
+
- Add rel=nofollow to the links. You can use a rel="follow" attribute on links to override this.
|
| 22 |
- Open outgoing links in new windows. Note that this can damage your visitor's trust towards your site in that they can think your site used a pop-under.
|
|
|
|
| 23 |
|
| 24 |
= Help Me! =
|
| 25 |
|
| 26 |
The [Semiologic forum](http://forum.semiologic.com) is the best place to report issues. Please note, however, that while community members and I do our best to answer all queries, we're assisting you on a voluntary basis.
|
| 27 |
|
| 28 |
+
If you require more dedicated assistance, consider using [Semiologic Pro](http://www.semiologic.com).
|
| 29 |
|
| 30 |
|
| 31 |
== Installation ==
|
| 36 |
|
| 37 |
== Change Log ==
|
| 38 |
|
| 39 |
+
= 5.5.4 =
|
| 40 |
+
|
| 41 |
+
- Remove HTML comments added in 5.4.1 to assist in troubleshooting some select site issues
|
| 42 |
+
|
| 43 |
+
= 5.5.3 =
|
| 44 |
+
|
| 45 |
+
- Use template_redirect hook and put ourselves after default hooks that most 404/redirect plugins want to use and Yoast's at priority 99999
|
| 46 |
+
|
| 47 |
+
= 5.5.2 =
|
| 48 |
+
|
| 49 |
+
- Fix compatibility with Yoast WP SEO plugin when Force Title Rewrite option is on and using the Apply Globally setting of this plugin.
|
| 50 |
+
|
| 51 |
+
= 5.5.1 =
|
| 52 |
+
|
| 53 |
+
- Additional tweak to global callback processing
|
| 54 |
+
|
| 55 |
+
= 5.5 =
|
| 56 |
+
|
| 57 |
+
- Use wp_print_footer_scripts hook instead of wp_footer as some themes fail to call wp_footer();
|
| 58 |
+
- Use own custom version of the anchor_utils class
|
| 59 |
+
- Content, excerpt and comment filters no longer called when Apply Globally is selected. Improves performance.
|
| 60 |
+
|
| 61 |
+
= 5.4.1 =
|
| 62 |
+
|
| 63 |
+
- Troubleshooting release. Adds a few html comments in the page source to ensure hooks are being called.
|
| 64 |
+
|
| 65 |
+
= 5.4 =
|
| 66 |
+
|
| 67 |
+
- Handle nested parenthesis in javascript event attributes on links and images
|
| 68 |
+
|
| 69 |
+
= 5.3.2 =
|
| 70 |
+
|
| 71 |
+
- Temporarily placeholders links - http:// and https:// (no other url components) are no longer processed.
|
| 72 |
+
|
| 73 |
+
= 5.3.1 =
|
| 74 |
+
|
| 75 |
+
- Fix localization
|
| 76 |
+
|
| 77 |
+
= 5.3 =
|
| 78 |
+
|
| 79 |
+
- Fix: Conflict with Auto Thickbox plugin that would result in text widgets still being filtered even though option was turned off
|
| 80 |
+
- Fix: Ensure this plugin filter is executed way back in the change to prevent other plugins/themes from reversing our changes
|
| 81 |
+
- Code refactoring
|
| 82 |
+
- WP 3.9 compat
|
| 83 |
+
|
| 84 |
+
= 5.2.1 =
|
| 85 |
+
|
| 86 |
+
- Checks for new sem_dofollow class to determine if Do Follow plugin is active
|
| 87 |
+
- WP 3.8 compat
|
| 88 |
+
|
| 89 |
+
= 5.2 =
|
| 90 |
+
|
| 91 |
+
- Further updates to the link attribute parsing code
|
| 92 |
+
- Fixed bug where external link was not processed if it was preceded by an empty text anchor link.
|
| 93 |
+
|
| 94 |
+
= 5.1 =
|
| 95 |
+
|
| 96 |
+
- Take two! With issues now with breaking google adsense code reverted back to 4.2 parsing code but added more advanced dom attribute parsing code to handle various link configurations.
|
| 97 |
+
|
| 98 |
+
= 5.0 =
|
| 99 |
+
|
| 100 |
+
- Completely replaced the mechanism for parsing links to resolve the various errors that have been occurring with different external services' link attributes
|
| 101 |
+
- Tested with WP 3.7
|
| 102 |
+
|
| 103 |
= 4.2 =
|
| 104 |
|
| 105 |
- WP 3.6 compat
|
sem-external-links-admin.php
CHANGED
|
@@ -9,7 +9,7 @@ class external_links_admin {
|
|
| 9 |
/**
|
| 10 |
* external_links_admin()
|
| 11 |
*/
|
| 12 |
-
|
| 13 |
add_action('settings_page_external-links', array($this, 'save_options'), 0);
|
| 14 |
}
|
| 15 |
|
|
@@ -25,10 +25,10 @@ class external_links_admin {
|
|
| 25 |
|
| 26 |
check_admin_referer('external_links');
|
| 27 |
|
| 28 |
-
foreach ( array('global', 'icon', 'target', 'nofollow') as $var )
|
| 29 |
$$var = isset($_POST[$var]);
|
| 30 |
|
| 31 |
-
update_option('external_links', compact('global', 'icon', 'target', 'nofollow'));
|
| 32 |
|
| 33 |
echo "<div class=\"updated fade\">\n"
|
| 34 |
. "<p>"
|
|
@@ -54,7 +54,7 @@ class external_links_admin {
|
|
| 54 |
|
| 55 |
$options = external_links::get_options();
|
| 56 |
|
| 57 |
-
if ( $options['nofollow'] && function_exists('strip_nofollow') ) {
|
| 58 |
echo "<div class=\"error\">\n"
|
| 59 |
. "<p>"
|
| 60 |
. __('Note: Your rel=nofollow preferences is being ignored because the dofollow plugin is enabled on your site.', 'external-links')
|
|
@@ -62,12 +62,10 @@ class external_links_admin {
|
|
| 62 |
. "</div>\n";
|
| 63 |
}
|
| 64 |
|
| 65 |
-
screen_icon();
|
| 66 |
-
|
| 67 |
echo '<h2>' . __('External Links Settings', 'external-links') . '</h2>' . "\n";
|
| 68 |
|
| 69 |
echo '<table class="form-table">' . "\n";
|
| 70 |
-
|
| 71 |
echo '<tr>' . "\n"
|
| 72 |
. '<th scope="row">'
|
| 73 |
. __('Apply Globally', 'external-links')
|
|
@@ -78,11 +76,26 @@ class external_links_admin {
|
|
| 78 |
. checked($options['global'], true, false)
|
| 79 |
. ' />'
|
| 80 |
. ' '
|
| 81 |
-
. __('Apply these settings to all outbound links
|
| 82 |
. '</label>'
|
| 83 |
. '</td>' . "\n"
|
| 84 |
. '</tr>' . "\n";
|
| 85 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 86 |
echo '<tr>' . "\n"
|
| 87 |
. '<th scope="row">'
|
| 88 |
. __('Add Icons', 'external-links')
|
|
@@ -113,7 +126,7 @@ class external_links_admin {
|
|
| 113 |
. __('Add a rel=nofollow attribute to outbound links.', 'external-links')
|
| 114 |
. '</label>'
|
| 115 |
. '<br />' . "\n"
|
| 116 |
-
. __('Note: You can override this behavior by adding
|
| 117 |
. '</td>' . "\n"
|
| 118 |
. '</tr>' . "\n";
|
| 119 |
|
|
@@ -148,4 +161,3 @@ class external_links_admin {
|
|
| 148 |
} # external_links_admin
|
| 149 |
|
| 150 |
$external_links_admin = new external_links_admin();
|
| 151 |
-
?>
|
| 9 |
/**
|
| 10 |
* external_links_admin()
|
| 11 |
*/
|
| 12 |
+
public function __construct() {
|
| 13 |
add_action('settings_page_external-links', array($this, 'save_options'), 0);
|
| 14 |
}
|
| 15 |
|
| 25 |
|
| 26 |
check_admin_referer('external_links');
|
| 27 |
|
| 28 |
+
foreach ( array('global', 'icon', 'target', 'nofollow', 'text_widgets') as $var )
|
| 29 |
$$var = isset($_POST[$var]);
|
| 30 |
|
| 31 |
+
update_option('external_links', compact('global', 'icon', 'target', 'nofollow', 'text_widgets'));
|
| 32 |
|
| 33 |
echo "<div class=\"updated fade\">\n"
|
| 34 |
. "<p>"
|
| 54 |
|
| 55 |
$options = external_links::get_options();
|
| 56 |
|
| 57 |
+
if ( $options['nofollow'] && ( function_exists('strip_nofollow') || class_exists('sem_dofollow') ) ) {
|
| 58 |
echo "<div class=\"error\">\n"
|
| 59 |
. "<p>"
|
| 60 |
. __('Note: Your rel=nofollow preferences is being ignored because the dofollow plugin is enabled on your site.', 'external-links')
|
| 62 |
. "</div>\n";
|
| 63 |
}
|
| 64 |
|
|
|
|
|
|
|
| 65 |
echo '<h2>' . __('External Links Settings', 'external-links') . '</h2>' . "\n";
|
| 66 |
|
| 67 |
echo '<table class="form-table">' . "\n";
|
| 68 |
+
|
| 69 |
echo '<tr>' . "\n"
|
| 70 |
. '<th scope="row">'
|
| 71 |
. __('Apply Globally', 'external-links')
|
| 76 |
. checked($options['global'], true, false)
|
| 77 |
. ' />'
|
| 78 |
. ' '
|
| 79 |
+
. __('Apply these settings to all outbound links on the site except those in scripts, styles and the html head section.', 'external-links')
|
| 80 |
. '</label>'
|
| 81 |
. '</td>' . "\n"
|
| 82 |
. '</tr>' . "\n";
|
| 83 |
+
|
| 84 |
+
echo '<tr>' . "\n"
|
| 85 |
+
. '<th scope="row">'
|
| 86 |
+
. __('Apply to Text Widgets', 'external-links')
|
| 87 |
+
. '</th>' . "\n"
|
| 88 |
+
. '<td>'
|
| 89 |
+
. '<label>'
|
| 90 |
+
. '<input type="checkbox" name="text_widgets"'
|
| 91 |
+
. checked($options['text_widgets'], true, false)
|
| 92 |
+
. ' />'
|
| 93 |
+
. ' '
|
| 94 |
+
. __('Apply these settings to all text widgets in addition to those in posts and comments.', 'external-links')
|
| 95 |
+
. '</label>'
|
| 96 |
+
. '</td>' . "\n"
|
| 97 |
+
. '</tr>' . "\n";
|
| 98 |
+
|
| 99 |
echo '<tr>' . "\n"
|
| 100 |
. '<th scope="row">'
|
| 101 |
. __('Add Icons', 'external-links')
|
| 126 |
. __('Add a rel=nofollow attribute to outbound links.', 'external-links')
|
| 127 |
. '</label>'
|
| 128 |
. '<br />' . "\n"
|
| 129 |
+
. __('Note: You can override this behavior by adding the attribute rel="follow" to individual links.', 'external-links')
|
| 130 |
. '</td>' . "\n"
|
| 131 |
. '</tr>' . "\n";
|
| 132 |
|
| 161 |
} # external_links_admin
|
| 162 |
|
| 163 |
$external_links_admin = new external_links_admin();
|
|
|
sem-external-links.php
CHANGED
|
@@ -3,26 +3,22 @@
|
|
| 3 |
Plugin Name: External Links
|
| 4 |
Plugin URI: http://www.semiologic.com/software/external-links/
|
| 5 |
Description: Marks outbound links as such, with various effects that are configurable under <a href="options-general.php?page=external-links">Settings / External Links</a>.
|
| 6 |
-
Version: 4
|
| 7 |
Author: Denis de Bernardy & Mike Koepke
|
| 8 |
Author URI: http://www.getsemiologic.com
|
| 9 |
Text Domain: external-links
|
| 10 |
Domain Path: /lang
|
|
|
|
| 11 |
*/
|
| 12 |
|
| 13 |
/*
|
| 14 |
Terms of use
|
| 15 |
------------
|
| 16 |
|
| 17 |
-
This software is copyright
|
| 18 |
|
| 19 |
-
http://www.opensource.org/licenses/gpl-2.0.php
|
| 20 |
**/
|
| 21 |
|
| 22 |
-
|
| 23 |
-
load_plugin_textdomain('external-links', false, dirname(plugin_basename(__FILE__)) . '/lang');
|
| 24 |
-
|
| 25 |
-
|
| 26 |
/**
|
| 27 |
* external_links
|
| 28 |
*
|
|
@@ -30,24 +26,121 @@ load_plugin_textdomain('external-links', false, dirname(plugin_basename(__FILE__
|
|
| 30 |
**/
|
| 31 |
|
| 32 |
class external_links {
|
| 33 |
-
/**
|
| 34 |
-
* external_links()
|
| 35 |
-
*/
|
| 36 |
-
function external_links() {
|
| 37 |
-
if ( !is_admin() ) {
|
| 38 |
-
$o = external_links::get_options();
|
| 39 |
|
| 40 |
-
|
| 41 |
-
add_action('wp_print_styles', array($this, 'styles'), 5);
|
| 42 |
|
| 43 |
-
|
| 44 |
|
| 45 |
-
|
| 46 |
-
|
| 47 |
-
|
| 48 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 49 |
}
|
| 50 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 51 |
/**
|
| 52 |
* styles()
|
| 53 |
*
|
|
@@ -58,49 +151,48 @@ class external_links {
|
|
| 58 |
$folder = plugin_dir_url(__FILE__);
|
| 59 |
wp_enqueue_style('external-links', $folder . 'sem-external-links.css', null, '20090903');
|
| 60 |
} # styles()
|
| 61 |
-
|
| 62 |
-
|
| 63 |
/**
|
| 64 |
* filter()
|
| 65 |
*
|
| 66 |
-
* @param
|
| 67 |
-
* @return
|
| 68 |
-
|
| 69 |
|
| 70 |
function filter($anchor) {
|
| 71 |
# disable in feeds
|
| 72 |
if ( is_feed() )
|
| 73 |
return $anchor;
|
| 74 |
-
|
| 75 |
# ignore local urls
|
| 76 |
if ( external_links::is_local_url($anchor['attr']['href']) )
|
| 77 |
return $anchor;
|
| 78 |
-
|
| 79 |
# no icons for images
|
| 80 |
$is_image = (bool) preg_match("/^\s*<\s*img\s.+?>\s*$/is", $anchor['body']);
|
| 81 |
-
|
| 82 |
$o = external_links::get_options();
|
| 83 |
-
|
| 84 |
if ( !in_array('external', $anchor['attr']['class']) )
|
| 85 |
$anchor['attr']['class'][] = 'external';
|
| 86 |
-
|
| 87 |
if ( !$is_image && $o['icon'] && !in_array('external_icon', $anchor['attr']['class'])
|
| 88 |
&& !in_array('no_icon', $anchor['attr']['class'])
|
| 89 |
&& !in_array('noicon', $anchor['attr']['class']) )
|
| 90 |
$anchor['attr']['class'][] = 'external_icon';
|
| 91 |
-
|
| 92 |
if ( $o['nofollow'] && !function_exists('strip_nofollow')
|
| 93 |
&& !in_array('nofollow', $anchor['attr']['rel'])
|
| 94 |
&& !in_array('follow', $anchor['attr']['rel']) )
|
| 95 |
$anchor['attr']['rel'][] = 'nofollow';
|
| 96 |
-
|
| 97 |
if ( $o['target'] && empty($anchor['attr']['target']) )
|
| 98 |
$anchor['attr']['target'] = '_blank';
|
| 99 |
-
|
| 100 |
return $anchor;
|
| 101 |
} # filter()
|
| 102 |
|
| 103 |
-
|
| 104 |
/**
|
| 105 |
* is_local_url()
|
| 106 |
*
|
|
@@ -111,6 +203,8 @@ class external_links {
|
|
| 111 |
function is_local_url($url) {
|
| 112 |
if ( in_array(substr($url, 0, 1), array('?', '#')) || strpos($url, '://') === false )
|
| 113 |
return true;
|
|
|
|
|
|
|
| 114 |
elseif ( preg_match("~/go(/|\.)~i", $url) )
|
| 115 |
return false;
|
| 116 |
|
|
@@ -162,9 +256,9 @@ class external_links {
|
|
| 162 |
if ( !$site_domain )
|
| 163 |
return false;
|
| 164 |
|
| 165 |
-
$link_domain = parse_url($url);
|
| 166 |
-
if ($link_domain
|
| 167 |
-
return
|
| 168 |
elseif (is_array($link_domain)) {
|
| 169 |
if (isset($link_domain['host']))
|
| 170 |
$link_domain = $link_domain['host'];
|
|
@@ -206,13 +300,13 @@ class external_links {
|
|
| 206 |
|
| 207 |
$o = get_option('external_links');
|
| 208 |
|
| 209 |
-
if ( $o === false )
|
| 210 |
$o = external_links::init_options();
|
| 211 |
-
|
| 212 |
return $o;
|
| 213 |
} # get_options()
|
| 214 |
-
|
| 215 |
-
|
| 216 |
/**
|
| 217 |
* init_options()
|
| 218 |
*
|
|
@@ -220,23 +314,27 @@ class external_links {
|
|
| 220 |
**/
|
| 221 |
|
| 222 |
function init_options() {
|
| 223 |
-
$o = get_option('
|
| 224 |
-
|
| 225 |
-
|
| 226 |
-
|
| 227 |
-
|
| 228 |
-
|
| 229 |
-
|
| 230 |
-
|
| 231 |
-
|
| 232 |
-
|
| 233 |
-
|
| 234 |
-
|
|
|
|
|
|
|
|
|
|
| 235 |
update_option('external_links', $o);
|
| 236 |
-
|
| 237 |
return $o;
|
| 238 |
} # init_options()
|
| 239 |
-
|
|
|
|
| 240 |
|
| 241 |
/**
|
| 242 |
* admin_menu()
|
|
@@ -255,17 +353,4 @@ class external_links {
|
|
| 255 |
} # admin_menu()
|
| 256 |
} # external_links
|
| 257 |
|
| 258 |
-
|
| 259 |
-
function external_links_admin() {
|
| 260 |
-
include_once dirname(__FILE__) . '/sem-external-links-admin.php';
|
| 261 |
-
}
|
| 262 |
-
|
| 263 |
-
add_action('load-settings_page_external-links', 'external_links_admin');
|
| 264 |
-
|
| 265 |
-
if ( !is_admin() ) {
|
| 266 |
-
if ( !class_exists('anchor_utils') )
|
| 267 |
-
include dirname(__FILE__) . '/anchor-utils/anchor-utils.php';
|
| 268 |
-
}
|
| 269 |
-
|
| 270 |
-
$external_links = new external_links();
|
| 271 |
-
?>
|
| 3 |
Plugin Name: External Links
|
| 4 |
Plugin URI: http://www.semiologic.com/software/external-links/
|
| 5 |
Description: Marks outbound links as such, with various effects that are configurable under <a href="options-general.php?page=external-links">Settings / External Links</a>.
|
| 6 |
+
Version: 5.5.4
|
| 7 |
Author: Denis de Bernardy & Mike Koepke
|
| 8 |
Author URI: http://www.getsemiologic.com
|
| 9 |
Text Domain: external-links
|
| 10 |
Domain Path: /lang
|
| 11 |
+
License: Dual licensed under the MIT and GPLv2 licenses
|
| 12 |
*/
|
| 13 |
|
| 14 |
/*
|
| 15 |
Terms of use
|
| 16 |
------------
|
| 17 |
|
| 18 |
+
This software is copyright Denis de Bernardy & Mike Koepke, and is distributed under the terms of the MIT and GPLv2 licenses.
|
| 19 |
|
|
|
|
| 20 |
**/
|
| 21 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 22 |
/**
|
| 23 |
* external_links
|
| 24 |
*
|
| 26 |
**/
|
| 27 |
|
| 28 |
class external_links {
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 29 |
|
| 30 |
+
protected $opts;
|
|
|
|
| 31 |
|
| 32 |
+
protected $anchor_utils;
|
| 33 |
|
| 34 |
+
/**
|
| 35 |
+
* Plugin instance.
|
| 36 |
+
*
|
| 37 |
+
* @see get_instance()
|
| 38 |
+
* @type object
|
| 39 |
+
*/
|
| 40 |
+
protected static $instance = NULL;
|
| 41 |
+
|
| 42 |
+
/**
|
| 43 |
+
* URL to this plugin's directory.
|
| 44 |
+
*
|
| 45 |
+
* @type string
|
| 46 |
+
*/
|
| 47 |
+
public $plugin_url = '';
|
| 48 |
+
|
| 49 |
+
/**
|
| 50 |
+
* Path to this plugin's directory.
|
| 51 |
+
*
|
| 52 |
+
* @type string
|
| 53 |
+
*/
|
| 54 |
+
public $plugin_path = '';
|
| 55 |
+
|
| 56 |
+
/**
|
| 57 |
+
* Access this plugin’s working instance
|
| 58 |
+
*
|
| 59 |
+
* @wp-hook plugins_loaded
|
| 60 |
+
* @return object of this class
|
| 61 |
+
*/
|
| 62 |
+
public static function get_instance()
|
| 63 |
+
{
|
| 64 |
+
NULL === self::$instance and self::$instance = new self;
|
| 65 |
+
|
| 66 |
+
return self::$instance;
|
| 67 |
+
}
|
| 68 |
+
|
| 69 |
+
/**
|
| 70 |
+
* Loads translation file.
|
| 71 |
+
*
|
| 72 |
+
* Accessible to other classes to load different language files (admin and
|
| 73 |
+
* front-end for example).
|
| 74 |
+
*
|
| 75 |
+
* @wp-hook init
|
| 76 |
+
* @param string $domain
|
| 77 |
+
* @return void
|
| 78 |
+
*/
|
| 79 |
+
public function load_language( $domain )
|
| 80 |
+
{
|
| 81 |
+
load_plugin_textdomain(
|
| 82 |
+
$domain,
|
| 83 |
+
FALSE,
|
| 84 |
+
dirname(plugin_basename(__FILE__)) . '/lang'
|
| 85 |
+
);
|
| 86 |
+
}
|
| 87 |
+
|
| 88 |
+
/**
|
| 89 |
+
* Constructor.
|
| 90 |
+
*
|
| 91 |
+
*
|
| 92 |
+
*/
|
| 93 |
+
public function __construct() {
|
| 94 |
+
$this->plugin_url = plugins_url( '/', __FILE__ );
|
| 95 |
+
$this->plugin_path = plugin_dir_path( __FILE__ );
|
| 96 |
+
$this->load_language( 'external-links' );
|
| 97 |
+
|
| 98 |
+
add_action( 'plugins_loaded', array ( $this, 'init' ) );
|
| 99 |
}
|
| 100 |
|
| 101 |
+
|
| 102 |
+
/**
|
| 103 |
+
* init()
|
| 104 |
+
*
|
| 105 |
+
* @return void
|
| 106 |
+
**/
|
| 107 |
+
|
| 108 |
+
function init() {
|
| 109 |
+
// more stuff: register actions and filters
|
| 110 |
+
if ( !is_admin() ) {
|
| 111 |
+
if ( !class_exists('external_links_anchor_utils') )
|
| 112 |
+
include $this->plugin_path . '/external-links-anchor-utils.php';
|
| 113 |
+
|
| 114 |
+
$o = external_links::get_options();
|
| 115 |
+
|
| 116 |
+
// add_filter(($o['global'] ? 'ob_' : '' ) . 'filter_anchor', array($this, 'filter'));
|
| 117 |
+
|
| 118 |
+
$inc_text_widgets = false;
|
| 119 |
+
if ( isset( $o['text_widgets'] ) && $o['text_widgets'] )
|
| 120 |
+
$inc_text_widgets = true;
|
| 121 |
+
|
| 122 |
+
$this->anchor_utils = new external_links_anchor_utils( $this, $o['global'], $inc_text_widgets );
|
| 123 |
+
|
| 124 |
+
if ( $o['icon'] )
|
| 125 |
+
add_action('wp_enqueue_scripts', array($this, 'styles'), 5);
|
| 126 |
+
|
| 127 |
+
unset($o);
|
| 128 |
+
}
|
| 129 |
+
else {
|
| 130 |
+
add_action('admin_menu', array($this, 'admin_menu'));
|
| 131 |
+
add_action('load-settings_page_external-links', array($this, 'external_links_admin'));
|
| 132 |
+
}
|
| 133 |
+
}
|
| 134 |
+
|
| 135 |
+
/**
|
| 136 |
+
* external_links_admin()
|
| 137 |
+
*
|
| 138 |
+
* @return void
|
| 139 |
+
**/
|
| 140 |
+
function external_links_admin() {
|
| 141 |
+
include_once $this->plugin_path . '/sem-external-links-admin.php';
|
| 142 |
+
}
|
| 143 |
+
|
| 144 |
/**
|
| 145 |
* styles()
|
| 146 |
*
|
| 151 |
$folder = plugin_dir_url(__FILE__);
|
| 152 |
wp_enqueue_style('external-links', $folder . 'sem-external-links.css', null, '20090903');
|
| 153 |
} # styles()
|
| 154 |
+
|
| 155 |
+
|
| 156 |
/**
|
| 157 |
* filter()
|
| 158 |
*
|
| 159 |
+
* @param $anchor
|
| 160 |
+
* @return string
|
| 161 |
+
*/
|
| 162 |
|
| 163 |
function filter($anchor) {
|
| 164 |
# disable in feeds
|
| 165 |
if ( is_feed() )
|
| 166 |
return $anchor;
|
| 167 |
+
|
| 168 |
# ignore local urls
|
| 169 |
if ( external_links::is_local_url($anchor['attr']['href']) )
|
| 170 |
return $anchor;
|
| 171 |
+
|
| 172 |
# no icons for images
|
| 173 |
$is_image = (bool) preg_match("/^\s*<\s*img\s.+?>\s*$/is", $anchor['body']);
|
| 174 |
+
|
| 175 |
$o = external_links::get_options();
|
| 176 |
+
|
| 177 |
if ( !in_array('external', $anchor['attr']['class']) )
|
| 178 |
$anchor['attr']['class'][] = 'external';
|
| 179 |
+
|
| 180 |
if ( !$is_image && $o['icon'] && !in_array('external_icon', $anchor['attr']['class'])
|
| 181 |
&& !in_array('no_icon', $anchor['attr']['class'])
|
| 182 |
&& !in_array('noicon', $anchor['attr']['class']) )
|
| 183 |
$anchor['attr']['class'][] = 'external_icon';
|
| 184 |
+
|
| 185 |
if ( $o['nofollow'] && !function_exists('strip_nofollow')
|
| 186 |
&& !in_array('nofollow', $anchor['attr']['rel'])
|
| 187 |
&& !in_array('follow', $anchor['attr']['rel']) )
|
| 188 |
$anchor['attr']['rel'][] = 'nofollow';
|
| 189 |
+
|
| 190 |
if ( $o['target'] && empty($anchor['attr']['target']) )
|
| 191 |
$anchor['attr']['target'] = '_blank';
|
| 192 |
+
|
| 193 |
return $anchor;
|
| 194 |
} # filter()
|
| 195 |
|
|
|
|
| 196 |
/**
|
| 197 |
* is_local_url()
|
| 198 |
*
|
| 203 |
function is_local_url($url) {
|
| 204 |
if ( in_array(substr($url, 0, 1), array('?', '#')) || strpos($url, '://') === false )
|
| 205 |
return true;
|
| 206 |
+
elseif ( $url == 'http://' || $url == 'https://' )
|
| 207 |
+
return true;
|
| 208 |
elseif ( preg_match("~/go(/|\.)~i", $url) )
|
| 209 |
return false;
|
| 210 |
|
| 256 |
if ( !$site_domain )
|
| 257 |
return false;
|
| 258 |
|
| 259 |
+
$link_domain = @parse_url($url);
|
| 260 |
+
if ($link_domain === false)
|
| 261 |
+
return true;
|
| 262 |
elseif (is_array($link_domain)) {
|
| 263 |
if (isset($link_domain['host']))
|
| 264 |
$link_domain = $link_domain['host'];
|
| 300 |
|
| 301 |
$o = get_option('external_links');
|
| 302 |
|
| 303 |
+
if ( $o === false || !isset($o['text_widgets']) )
|
| 304 |
$o = external_links::init_options();
|
| 305 |
+
|
| 306 |
return $o;
|
| 307 |
} # get_options()
|
| 308 |
+
|
| 309 |
+
|
| 310 |
/**
|
| 311 |
* init_options()
|
| 312 |
*
|
| 314 |
**/
|
| 315 |
|
| 316 |
function init_options() {
|
| 317 |
+
$o = get_option('external_links');
|
| 318 |
+
|
| 319 |
+
$defaults = array(
|
| 320 |
+
'global' => false,
|
| 321 |
+
'icon' => true,
|
| 322 |
+
'target' => false,
|
| 323 |
+
'nofollow' => true,
|
| 324 |
+
'text_widgets' => true,
|
| 325 |
+
);
|
| 326 |
+
|
| 327 |
+
if ( !$o )
|
| 328 |
+
$o = $defaults;
|
| 329 |
+
else
|
| 330 |
+
$o = wp_parse_args($o, $defaults);
|
| 331 |
+
|
| 332 |
update_option('external_links', $o);
|
| 333 |
+
|
| 334 |
return $o;
|
| 335 |
} # init_options()
|
| 336 |
+
|
| 337 |
+
|
| 338 |
|
| 339 |
/**
|
| 340 |
* admin_menu()
|
| 353 |
} # admin_menu()
|
| 354 |
} # external_links
|
| 355 |
|
| 356 |
+
$external_links = external_links::get_instance();
|
|
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