799e60aa62
- Move Friendica namespace to `src` - Move required `ezyang/htmlpurifier` to vendor - Remove existing static autoloader - Change boot.php reference to the autoloader
65 lines
1.8 KiB
PHP
65 lines
1.8 KiB
PHP
<?php
|
|
|
|
class HTMLPurifier_Filter_YouTube extends HTMLPurifier_Filter
|
|
{
|
|
|
|
/**
|
|
* @type string
|
|
*/
|
|
public $name = 'YouTube';
|
|
|
|
/**
|
|
* @param string $html
|
|
* @param HTMLPurifier_Config $config
|
|
* @param HTMLPurifier_Context $context
|
|
* @return string
|
|
*/
|
|
public function preFilter($html, $config, $context)
|
|
{
|
|
$pre_regex = '#<object[^>]+>.+?' .
|
|
'(?:http:)?//www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s';
|
|
$pre_replace = '<span class="youtube-embed">\1</span>';
|
|
return preg_replace($pre_regex, $pre_replace, $html);
|
|
}
|
|
|
|
/**
|
|
* @param string $html
|
|
* @param HTMLPurifier_Config $config
|
|
* @param HTMLPurifier_Context $context
|
|
* @return string
|
|
*/
|
|
public function postFilter($html, $config, $context)
|
|
{
|
|
$post_regex = '#<span class="youtube-embed">((?:v|cp)/[A-Za-z0-9\-_=]+)</span>#';
|
|
return preg_replace_callback($post_regex, array($this, 'postFilterCallback'), $html);
|
|
}
|
|
|
|
/**
|
|
* @param $url
|
|
* @return string
|
|
*/
|
|
protected function armorUrl($url)
|
|
{
|
|
return str_replace('--', '--', $url);
|
|
}
|
|
|
|
/**
|
|
* @param array $matches
|
|
* @return string
|
|
*/
|
|
protected function postFilterCallback($matches)
|
|
{
|
|
$url = $this->armorUrl($matches[1]);
|
|
return '<object width="425" height="350" type="application/x-shockwave-flash" ' .
|
|
'data="//www.youtube.com/' . $url . '">' .
|
|
'<param name="movie" value="//www.youtube.com/' . $url . '"></param>' .
|
|
'<!--[if IE]>' .
|
|
'<embed src="//www.youtube.com/' . $url . '"' .
|
|
'type="application/x-shockwave-flash"' .
|
|
'wmode="transparent" width="425" height="350" />' .
|
|
'<![endif]-->' .
|
|
'</object>';
|
|
}
|
|
}
|
|
|
|
// vim: et sw=4 sts=4
|