Anonymous

	protected function build_keywords()	{		$keywords = $this->keywords;		$numkw = count($this->keywords);		$return = array();		foreach($keywords as $kw)		{			$url = 'http://www.youtube.com/results?search_query=' . urlencode($kw);			$this->cm->add(new CurlRequest($url));		}		$this->cm->perform();		for($i=0;$i<=$numkw;$i++)		{			$kw = $keywords[$i];			$contents = $this->cm->requests[$i]->body;			$orig = urlencode($kw);			$regex = "/<a href=\"\/results\?orig_query=$kw&search_query=(.*?)\">(.*?)<\/a>/ims";			if(preg_match_all($regex, $contents, $matches, PREG_PATTERN_ORDER))			{				foreach($matches[2] as $related)				{					if( (strstr($related, $kw)) && (!in_array($related, $return)) )						$return[] = $related;															if(strstr($kw, ' '))					{						$kws = explode(' ', $kw);						foreach($kws as $word)						{							if( (strstr($related, $word)) && (!in_array($related, $return)) )								$return[] = $related;						}					}									}			}					}		return $return;	}