Get the number of facebook liked for a URL (which would include links to images, etc)

getLikesCountForURL.php

function getLikesCountForURL($url) {

    $fullurl = 'https://api.facebook.com/method/fql.query?query=SELECT%20like_count%20FROM%20link_stat%20WHERE%20url=%22'.$url.'%22&format=json';
    $response = json_decode(file_get_contents($fullurl),true);

    return $response[0]['like_count'];

}