Youtube parser videa ( get info )

youtube-parser.php

<?

//The Youtube's API url
    define('YT_API_URL', 'http://gdata.youtube.com/feeds/api/videos?q=');
     
    //Change below the video id.
    $video_id = '66Wi3isw3NY';
     
    //Using cURL php extension to make the request to youtube API
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, YT_API_URL . $video_id);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    //$feed holds a rss feed xml returned by youtube API
    $feed = curl_exec($ch);
    curl_close($ch);
     
    //Using SimpleXML to parse youtube's feed
    $xml = simplexml_load_string($feed);
     
    $entry = $xml->entry[0];
    //If no entry whas found, then youtube didn't find any video with specified id
    if(!$entry) exit('Error: no video with id "' . $video_id . '" whas found. Please specify the id of a existing video.');
    $media = $entry->children('media', true);
    $group = $media->group;
     
    $title = $group->title;//$title: The video title
    $desc = $group->description;//$desc: The video description
    $vid_keywords = $group->keywords;//$vid_keywords: The video keywords
    $thumb = $group->thumbnail[0];//There are 4 thumbnails, the first one (index 0) is the largest.
    //$thumb_url: the url of the thumbnail. $thumb_width: thumbnail width in pixels.
    //$thumb_height: thumbnail height in pixels. $thumb_time: thumbnail time in the video
    list($thumb_url, $thumb_width, $thumb_height, $thumb_time) = $thumb->attributes();
    $content_attributes = $group->content->attributes();
    //$vid_duration: the duration of the video in seconds. Ex.: 192.
    $vid_duration = $content_attributes['duration'];
    //$duration_formatted: the duration of the video formatted in "mm:ss". Ex.:01:54
    $duration_formatted = str_pad(floor($vid_duration/60), 2, '0', STR_PAD_LEFT) . ':' . str_pad($vid_duration%60, 2, '0', STR_PAD_LEFT);
     
    //echoing the variables for testing purposes:
    echo 'title: ' . $title . '<br />';
    echo 'desc: ' . $desc . '<br />';
    echo 'video keywords: ' . $vid_keywords . '<br />';
    echo 'thumbnail url: ' . $thumb_url . '<br />';
    echo 'thumbnail width: ' . $thumb_width . '<br />';
    echo 'thumbnail height: ' . $thumb_height . '<br />';
    echo 'thumbnail time: ' . $thumb_time . '<br />';
    echo 'video duration: ' . $vid_duration . '<br />';
    echo 'video duration formatted: ' . $duration_formatted;