私の質問のあいまいなタイトルをお詫びします。友人のWordpressサイトのYoutubeビデオストリームが突然壊れた理由を理解しようとしています。
私は今それを解読しようとしていますが、私がこれの頭または尾を作っている間、誰かが私を正しい方向に向けることができるかどうかを確認するためにここに投稿すると思いました。
ありがとうございました。
問題のページ：http
：//www.advocatedai
ly.com/advocatetv/ページのエラー：
Warning: main() [function.main]: Node no longer exists in /home/advocate/public_html/wp-content/themes/process/advocate-tv.php on line 45
Warning: main() [function.main]: Node no longer exists in /home/advocate/public_html/wp-content/themes/process/advocate-tv.php on line 45
Fatal error: Call to a member function attributes() on a non-object in /home/advocate/public_html/wp-content/themes/process/advocate-tv.php on line 48
40行目から55行目：
// get video player URL
$attrs = $media->group->player->attributes();
$watch = $attrs['url'];
// get video thumbnail
$attrs = $media->group->thumbnail[0]->attributes();
$thumbnail = $attrs['url'];
// get <yt:duration> node for video length
$yt = $media->children('http://gdata.youtube.com/schemas/2007');
$attrs = $yt->duration->attributes();
$length = $attrs['seconds'];
//get <yt:videoId> node for Video ID
$yt = $media->children('http://gdata.youtube.com/schemas/2007');
$playlistVideoID = $yt->videoid;
問題領域の完全なスニペット：
</div>
<div id="mainPlaylist" class="grid_6 omega">
<h3 class="title">Legal Feed with Kate Wheeler</h3>
<ul id="playlists">
<?php
// Loop through each video in each playlist
// read feed into SimpleXML object
// *Moved into header to load main Video as well
$playlistFeedURL = 'http://gdata.youtube.com/feeds/api/playlists/6549D4CA7BB99B16?v=2';
$sxml = simplexml_load_file($playlistFeedURL);
// iterate over entries in feed
foreach ($sxml->entry as $entry) {
// get nodes in media: namespace for media information
$media = $entry->children('http://search.yahoo.com/mrss/');
// get video player URL
$attrs = $media->group->player->attributes();
$watch = $attrs['url'];
// get video thumbnail
$attrs = $media->group->thumbnail[0]->attributes();
$thumbnail = $attrs['url'];
// get <yt:duration> node for video length
$yt = $media->children('http://gdata.youtube.com/schemas/2007');
$attrs = $yt->duration->attributes();
$length = $attrs['seconds'];
//get <yt:videoId> node for Video ID
$yt = $media->children('http://gdata.youtube.com/schemas/2007');
$playlistVideoID = $yt->videoid;
// get <yt:stats> node for viewer statistics
$yt = $entry->children('http://gdata.youtube.com/schemas/2007');
$attrs = $yt->statistics->attributes();
$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();
$rating = $attrs['average'];
} else {
$rating = 0;
}
?>
<div class="item">
<span class="thumbnail left" rel="<?php echo $entry->id; ?>">
<a href="<?php echo $watch; ?>" rel="<?php echo $playlistVideoID; ?>" onclick="_run();"><img src="<?php echo $thumbnail;?>" /></a>
</span>
<a href="<?php echo $watch; ?>" rel="<?php echo $playlistVideoID; ?>" onclick="_run();"><?php echo $media->group->title; ?></a>
<span class="attr">Duration:</span> <?php printf('%0.2f', $length/60); ?> min.
<div class="clear"></div>
</div>
<?php
}
?>
</ul>
</div>
<div class="hr-single grid_16"></div>
</div>
<div class="article grid_10">
<div id="recentUploads">
<h3 class="grid_8">Recent Uploads</h3>
<div class="clear"></div>
<ul>
<?php
// Loop through each video in each playlist
// read feed into SimpleXML object
// *Moved into header to load main Video as well
$playlistFeedURL = 'http://gdata.youtube.com/feeds/api/playlists/755260781A134FFF?v=2';
$sxml = simplexml_load_file($playlistFeedURL);
// iterate over entries in feed
foreach ($sxml->entry as $entry) {
// get nodes in media: namespace for media information
$media = $entry->children('http://search.yahoo.com/mrss/');
// get video player URL
$attrs = $media->group->player->attributes();
$watch = $attrs['url'];
// get video thumbnail
$attrs = $media->group->thumbnail[0]->attributes();
$thumbnail = $attrs['url'];
// get <yt:duration> node for video length
$yt = $media->children('http://gdata.youtube.com/schemas/2007');
$attrs = $yt->duration->attributes();
$length = $attrs['seconds'];
//get <yt:videoId> node for Video ID
$yt = $media->children('http://gdata.youtube.com/schemas/2007');
$playlistVideoID = $yt->videoid;
// get <yt:stats> node for viewer statistics
$yt = $entry->children('http://gdata.youtube.com/schemas/2007');
$attrs = $yt->statistics->attributes();
$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();
$rating = $attrs['average'];
} else {
$rating = 0;
}
?>
<div class="item">
<div class="thumbnail left" rel="<?php echo $entry->id; ?>">
<a href="<?php echo $watch; ?>" rel="<?php echo $playlistVideoID; ?>" onclick="_run();"><img src="<?php echo $thumbnail;?>" /></a>
</div>
<div class="">
<a href="<?php echo $watch; ?>" rel="<?php echo $playlistVideoID; ?>" onclick="_run();"><?php echo $media->group->title; ?></a>
<span class="attr">Duration:</span> <?php printf('%0.2f', $length/60); ?> min.
<p><?php echo $media->group->description; ?></p>
</div>
<div class="clear"></div>
</div>
<?php
}
?>
</ul>
</div>