[fc2] Fix video download

youtube_dl/extractor/fc2.py

@@ -86,8 +86,8 @@ class FC2IE(InfoExtractor):
         title = 'FC2 video %s' % video_id
         thumbnail = None
         if webpage is not None:
-            title = self._og_search_title(webpage)
             thumbnail = self._og_search_thumbnail(webpage)
+
         refer = url.replace('/content/', '/a/content/') if '/a/content/' not in url else url
 
         mimi = hashlib.md5((video_id + '_gGddgPfeaf_gzyr').encode('utf-8')).hexdigest()
@@ -100,24 +100,25 @@ class FC2IE(InfoExtractor):
             info_url, video_id, note='Downloading info page')
         info = compat_urlparse.parse_qs(info_webpage)
 
-        if 'err_code' in info:
-            # most of the time we can still download wideo even if err_code is 403 or 602
-            self.report_warning(
-                'Error code was: %s... but still trying' % info['err_code'][0])
-
-        if 'filepath' not in info:
-            raise ExtractorError('Cannot download file. Are you logged in?')
-
-        video_url = info['filepath'][0] + '?mid=' + info['mid'][0]
+        video_info_url = 'https://video.fc2.com/api/v3/videoplaylist/{}?sh=1&fs=0'.format(video_id)
+        info_webpage = self._download_webpage(
+            info_url, video_id, note='Downloading info page')
+        info = compat_urlparse.parse_qs(info_webpage)
         title_info = info.get('title')
         if title_info:
             title = title_info[0]
 
+        response = self._download_json(
+            video_info_url,
+            video_id,
+        )
+        video_url = 'https://video.fc2.com' + response['playlist']['nq']
+
         return {
             'id': video_id,
             'title': title,
             'url': video_url,
-            'ext': 'flv',
+            'ext': 'mp4',
             'thumbnail': thumbnail,
         }