<?

$imgExts = array("gif","GIF" ,"jpg","JPG" ,"jpeg" ,"JPEG" ,"png" ,"PNG");

function checkImage($IMGpath){

global $imgExts;

 $urlExt = pathinfo($IMGpath, PATHINFO_EXTENSION);

        if (in_array($urlExt, $imgExts))
           return 1;
        else
           return 0;
}


#################################################

$options = array(
                         CURLOPT_RETURNTRANSFER => true,     // return web page
                         CURLOPT_HEADER         => false,    // don't return headers
                         CURLOPT_FOLLOWLOCATION => true,     // follow redirects
                         CURLOPT_ENCODING       => "",       // handle all encodings
                         CURLOPT_USERAGENT      => "User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.6)     Gecko/20070725 Firefox/2.0.0.6", // who am i
                         CURLOPT_AUTOREFERER    => true,     // set referer on redirect
                         CURLOPT_CONNECTTIMEOUT => 120,      // timeout on connect
                         CURLOPT_TIMEOUT        => 120,      // timeout on response
                         CURLOPT_MAXREDIRS      => 10,       // stop after 10 redirects
                );


function makeHttpCall($link)
{
        $ch = curl_init();
        global $options;
        curl_setopt_array( $ch, $options );
        curl_setopt($ch, CURLOPT_URL, $link);
        $output = curl_exec($ch);
        curl_close($ch);
        return $output;
}


function extract_image($xml){

	preg_match('/Image source="(.*?)" width/',$xml,$data);
	if (count($data) > 0){
		$url = $data[1];
		$pxidx = strpos($url,"px-");
		$last = substr($url,$pxidx);
		$first = substr($url,0,$pxidx);
		$idx = strpos($first,'/',$pxidx-6);
		$first = substr($first,0,$idx);
		return $first."/226".$last;
	}
}


function get_wiki_image($entity){

	$url = "http://en.wikipedia.org/w/api.php?action=opensearch&search=".urlencode(ucwords($entity))."&limit=1&namespace=0&format=xml";
  
	$data =  makeHttpCall($url);
	$wiki = extract_image($data);	
	if(empty($wiki) || $wiki == ""){
		return;
	}


  	$finalPath = makeHttpCall("http://scms.in.com/api/crawler_image.php?image=".urlencode($wiki));
  	return $finalPath;
}


function get_backup_image($entity_id,$entity){

	$link_cnn = mysql_pconnect("172.30.40.81","santoshs","santosh@123");
	if (!$link_cnn){
		die('Could not connect: ' . mysql_error());
	}
	mysql_select_db('connect') or die(mysql_error());

	$sql="SELECT img_1 FROM connect_master WHERE pr_id='".$entity_id."'";
	$re= mysql_query($sql);
	$rs = mysql_fetch_row($re);
	$connect_image=$rs[0];

	if($connect_image=='http://im.in.com/connect/images/profile/b_blk.jpg' || $connect_image==''){
         
		return get_wiki_image($entity);

        }
	else{
		$finalPath = makeHttpCall("http://scms.in.com/api/crawler_image.php?image=".$connect_image);
		return $finalPath;
	}
}

//echo get_backup_image(1773,"Srinath (actor)");
//echo get_wiki_image("Salman Khan");
//echo get_wiki_image("Salman Khan");

?>