Youtube Oauth 2.0 API 视频上传失败

我注意到的几件事：硬编码 POST 和 Host 标头的形式很差，因为 curl 会自动为您处理它们。我怀疑部分问题是在$videoData和最后一个边界标记之间插入回车/换行。这将被解释为视频文件的一部分。您所需要的只是换行符作为行分隔符。也许回车使视频文件无效？

也许curl_setopt($ch，CURLOPT_VERBOSE，真的(会提供一些启发。

这对我有用(在 Linux 主机上(：

    /*
    **  https://developers.google.com/youtube/2.0/developers_guide_protocol_direct_uploading
    */
    private function send_to_youtube($video_file, $video_info) {
        //  Refresh access token
        log_msg("Obtaining access token");
        $response = http_post($this->config['token_url'], array(
            'client_id'     => $this->config['client_id'],
            'client_secret' => $this->config['client_secret'],
            'refresh_token' => $video_info->refresh_key,
            'grant_type'    => $this->config['grant_type']
        ));
        if ($response['http_code'] != 200) 
            throw new Exception("Unable to obtain access token. ".print_r($response, true));
        $authorization = json_decode($response['contents'], true);
        //  Build multi-part upload request
        //  api xml and then video file contents
        $boundary = uniqid();
        $location = '';        
        if ($video_info->latitude && $video_info->longitude) 
            $location = '
  <georss:where>
    <gml:Point>
      <gml:pos>'. $video_info->latitude .' '. $video_info->longitude .'</gml:pos>
    </gml:Point>
  </georss:where>';
        $content  = '--'.$boundary.'
Content-Type: application/atom+xml; charset=UTF-8
<?xml version="1.0"?>
<entry xmlns="http://www.w3.org/2005/Atom"
  xmlns:media="http://search.yahoo.com/mrss/"
  xmlns:yt="http://gdata.youtube.com/schemas/2007"
  xmlns:georss="http://www.georss.org/georss"
  xmlns:gml="http://www.opengis.net/gml">
  <media:group>
    <media:title type="plain">'. $video_info->title .'</media:title>
    <media:description type="plain">
      '. $video_info->description .'
    </media:description>
    <media:category
      scheme="http://gdata.youtube.com/schemas/2007/categories.cat">
      '. $video_info->category .'
    </media:category>
    <media:keywords>'. implode(', ', $video_info->tags) .'</media:keywords>
  </media:group>
'. $location .'
</entry>
--'.$boundary.'
Content-Type: '. $video_info->type .'
Content-Transfer-Encoding: binary
'.file_get_contents($video_file).'
--'.$boundary.'--';
        $headers = array(
            'Authorization: '.$authorization['token_type'].' '.$authorization['access_token'],
            'GData-Version: 2',
            'X-GData-Key: key='.$this->config['dev_key'],
            'Slug: '.$video_info->filename,
            'Content-Type: multipart/related; boundary="'.$boundary.'"',
            'Content-Length: '.strlen($content),
            'Connection: close'
        );
        //  Upload video
        log_msg("Sending video '{$video_info->title}', {$video_info->url}");
        $ch  = curl_init($this->config['upload_url']);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $content);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 0);
        $response  = curl_exec($ch);
        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);
        if (!$http_code == 201) {           // Something other than 'New Entry'
            log_msg("Upload Failed: ".print_r($response, true));
            return new SimpleXMLElement();
        }
        $entry   = new SimpleXMLElement($response);
        $yt_link = $entry->link[0]->attributes()->href;
        log_msg("Upload Complete: ".$yt_link);
        return $entry;
    }