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<?php
namespace PicoFeed\Generator;
use PicoFeed\Base;
use PicoFeed\Parser\Item;
/**
* Youtube Content Generator
*
* @package PicoFeed\Generator
* @author Frederic Guillot
*/
class YoutubeContentGenerator extends Base implements ContentGeneratorInterface
{
/**
* Execute Content Generator
*
* @access public
* @param Item $item
* @return boolean
*/
public function execute(Item $item)
{
if ($item->hasNamespace('yt')) {
return $this->generateHtmlFromXml($item);
}
return $this->generateHtmlFromUrl($item);
}
/**
* Generate HTML
*
* @access public
* @param Item $item
* @return boolean
*/
private function generateHtmlFromXml(Item $item)
{
$videoId = $item->getTag('yt:videoId');
if (! empty($videoId)) {
$item->setContent('<iframe width="560" height="315" src="//www.youtube.com/embed/'.$videoId[0].'" frameborder="0"></iframe>');
return true;
}
return false;
}
/**
* Generate HTML from item URL
*
* @access public
* @param Item $item
* @return bool
*/
public function generateHtmlFromUrl(Item $item)
{
if (preg_match('/youtube\.com\/watch\?v=(.*)/', $item->getUrl(), $matches)) {
$item->setContent('<iframe width="560" height="315" src="//www.youtube.com/embed/'.$matches[1].'" frameborder="0"></iframe>');
return true;
}
return false;
}
}
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