/* Function to get ranking position of domain for given keyword.
 * var $keyword [string]
 * var $domain [string] | www.domain.com | domain.com
 * Whichever you expect your domain to be listed with or without www prefix.
*/
function yahoorank($keyword,$domain){

	$rank = '0';
	$urls = array();

	for($i=0;$i<5;$i++){

		$rn=$i=='0'?'':$i;

		$query = "http://search.yahoo.com/search?p=".urlencode($keyword)."&b=".$rn."1";

		$result_page = file_get_contents($query);

		preg_match_all('/class="yschttl spt" href="(.*?)">/',$result_page,$matches);

		foreach($matches[1] AS $url){
			$urls[] = $url;
		}

	}

	//print_r($urls);exit();

	for($i=0;$i< count($urls);$i++){

		if(stristr($urls[$i],'http://'.$domain)){
		$rank = $i +1;
		break;
		}

	}

	return $rank;

}