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sakura/libraries/BBcodeDefinitions/YouTube.php

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<?php
/*
* YouTube BBcode
* As displayed on this page http://jbbcode.com/docs
*/
namespace Sakura\BBcodeDefinitions;
use JBBCode\Parser;
use JBBCode\CodeDefinition;
use JBBCode\ElementNode;
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class YouTube extends CodeDefinition
{
public function __construct()
{
parent::__construct();
$this->setTagName("youtube");
}
public function asHtml(ElementNode $el)
{
$content = "";
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foreach ($el->getChildren() as $child) {
$content .= $child->getAsBBCode();
}
$foundMatch = preg_match('/^([A-z0-9=\-]+?)$/i', $content, $matches);
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if (!$foundMatch) {
return $el->getAsBBCode();
} else {
return "<iframe width=\"640\" height=\"390\" src=\"https://www.youtube.com/embed/".$matches[1]."\" frameborder=\"0\" allowfullscreen></iframe>";
}
}
}