youtube-parser.php

<?php
/**
 * User: Benftwc
 * Date: 18/11/13 21:42
 */

function parseVideoEntry($entry) {
    $obj= new stdClass;

    // get author name and feed URL
    $obj->author = $entry->author->name;
    $obj->authorURL = $entry->author->uri;

    // get nodes in media: namespace for media information
    $media = $entry->children('http://search.yahoo.com/mrss/');
    $obj->title = $media->group->title;
    $obj->description = $media->group->description;

    // get video player URL
    $attrs = $media->group->player->attributes();
    $obj->watchURL = $attrs['url'];

    // get video thumbnail
    $attrs = $media->group->thumbnail[0]->attributes();
    $obj->thumbnailURL = $attrs['url'];

    // get <yt:duration> node for video length
    $yt = $media->children('http://gdata.youtube.com/schemas/2007');
    $attrs = $yt->duration->attributes();
    $obj->length = $attrs['seconds'];

    // get <yt:stats> node for viewer statistics
    $yt = $entry->children('http://gdata.youtube.com/schemas/2007');
    $attrs = $yt->statistics->attributes();
    $obj->viewCount = $attrs['viewCount'];

    // get <gd:rating> node for video ratings
    $gd = $entry->children('http://schemas.google.com/g/2005');
    if ($gd->rating) {
        $attrs = $gd->rating->attributes();
        $obj->rating = $attrs['average'];
    } else {
        $obj->rating = 0;
    }

    // get <gd:comments> node for video comments
    $gd = $entry->children('http://schemas.google.com/g/2005');
    if ($gd->comments->feedLink) {
        $attrs = $gd->comments->feedLink->attributes();
        $obj->commentsURL = $attrs['href'];
        $obj->commentsCount = $attrs['countHint'];
    }

    // get feed URL for video responses
    $entry->registerXPathNamespace('feed', 'http://www.w3.org/2005/Atom');
    $nodeset = $entry->xpath("feed:link[@rel='http://gdata.youtube.com/
  schemas/2007#video.responses']");
    if (count($nodeset) > 0) {
        $obj->responsesURL = $nodeset[0]['href'];
    }

    // get feed URL for related videos
    $entry->registerXPathNamespace('feed', 'http://www.w3.org/2005/Atom');
    $nodeset = $entry->xpath("feed:link[@rel='http://gdata.youtube.com/
  schemas/2007#video.related']");
    if (count($nodeset) > 0) {
        $obj->relatedURL = $nodeset[0]['href'];
    }

    // return object to caller
    return $obj;
}