我不确定什么时候，但在某些时候，我的 YouTube 搜索方法停止工作，它已经工作了多年，但 API 和显示嵌入视频的首选方法都发生了变化。我查看了 Google 官方文档，可以选择使用 Zend 或当前正在开发的 Google API 版本 3，这些代码库比我目前使用的要大得多。
我已经尝试调试我的代码并且最终可能让它再次工作，我是否应该放弃它并将更官方的 PHP 代码库集成到我的项目中。这是我的方法所在的位置，它可以找到数据，但我似乎没有显示任何视频......
public function embeddableVideoClipFor($searchString)
{
// Previous experience revealed that video search is not perfect, but we're just going to giver and create an embedded player with the
// top result or return NULL
// I used this as a guide to build my embedded player http://code.google.com/apis/youtube/youtube_player_demo.html
$embeddableVideoClipHTML = NULL;
// Further details on searching YouTube http://www.ibm.com/developerworks/xml/library/x-youtubeapi/
// This was working well for over two years but now I'm getting no videos, I may have been throttled or more likely the API has changed...
// Before switching to Zend or going to switch to version 3.0 of Google/YouTube API I should try and debug...
$vq = $searchString;
$vq = preg_replace('/[[:space:]]+/', ' ', trim($vq));
$vq = urlencode($vq);
$feedURL = 'http://gdata.youtube.com/feeds/api/videos?q=' . $vq . '&safeSearch=none&orderby=viewCount&v=2'; // Added version two tag...
print_r($feedURL);
// read feed into SimpleXML object
try
{
$youTubeXML = simplexml_load_file($feedURL);
}
catch(Exception $e)
{
// This rarely throws an error, but when it does, I just want to pretend I can't find a video clip
$youTubeXML = NULL;
}
print("<pre>");
print_r($youTubeXML);
print("</pre>");
if(($youTubeXML != NULL) && ( ! empty($youTubeXML->entry->link[0]['href'])))
{
$videoLink = $youTubeXML->entry->link[0]['href']; // This is not enough, I need to trim the beginning and end off this to just get the video code
$trimedURL = str_replace('http://www.youtube.com/watch?v=', '' , $videoLink);
$videoCode = str_replace('&feature=youtube_gdata', '', $trimedURL);
// $embeddableVideoClipHTML = '<object style="height: 390px; width: 640px"><param name="movie" value="http://www.youtube.com/v/' . $videoCode . '"><param name="allowFullScreen" value="true"><param name="allowScriptAccess" value="always"><embed src="http://www.youtube.com/v/' . $videoCode . '?version=3" type="application/x-shockwave-flash" allowfullscreen="true" allowScriptAccess="always" width="640" height="390"></object>';
// $embeddableVideoClipHTML = '<iframe id="ytplayer" type="text/html" width="640" height="360" src="https://www.youtube.com/embed/' . $videoCode . '"frameborder="0" allowfullscreen>';
// Version 3
$embeddableVideoClipHTML = '<object width="640" height="360"><param name="movie" value="https://www.youtube.com/v/' . $videoCode . '?version=3"></param><param name="allowFullScreen" value="true"></param><param name="allowScriptAccess" value="always"></param><embed src="https://www.youtube.com/v/' . $videoCode . '?version=3" type="application/x-shockwave-flash" allowfullscreen="true" allowScriptAccess="always" width="640" height="360"></embed></object>';
}
return $embeddableVideoClipHTML;
}