ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
YouTube.php
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1<?php
2
4{
5
9 public $name = 'YouTube';
10
17 public function preFilter($html, $config, $context)
18 {
19 $pre_regex = '#<object[^>]+>.+?' .
20 '(?:http:)?//www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s';
21 $pre_replace = '<span class="youtube-embed">\1</span>';
22 return preg_replace($pre_regex, $pre_replace, $html);
23 }
24
31 public function postFilter($html, $config, $context)
32 {
33 $post_regex = '#<span class="youtube-embed">((?:v|cp)/[A-Za-z0-9\-_=]+)</span>#';
34 return preg_replace_callback($post_regex, array($this, 'postFilterCallback'), $html);
35 }
36
41 protected function armorUrl($url)
42 {
43 return str_replace('--', '-&#45;', $url);
44 }
45
50 protected function postFilterCallback($matches)
51 {
52 $url = $this->armorUrl($matches[1]);
53 return '<object width="425" height="350" type="application/x-shockwave-flash" ' .
54 'data="//www.youtube.com/' . $url . '">' .
55 '<param name="movie" value="//www.youtube.com/' . $url . '"></param>' .
56 '<!--[if IE]>' .
57 '<embed src="//www.youtube.com/' . $url . '"' .
58 'type="application/x-shockwave-flash"' .
59 'wmode="transparent" width="425" height="350" />' .
60 '<![endif]-->' .
61 '</object>';
62 }
63}
64
65// vim: et sw=4 sts=4
preFilter($html, $config, $context)
Definition: YouTube.php:17
postFilterCallback($matches)
Definition: YouTube.php:50
postFilter($html, $config, $context)
Definition: YouTube.php:31
Represents a pre or post processing filter on HTML Purifier's output.
Definition: Filter.php:23
$html
Definition: example_001.php:87
$url
Definition: shib_logout.php:72