[porn91] Fix extraction (closes #12814)

ChangeLog

@@ -1,6 +1,7 @@
 version <unreleased>
 
 Extractors
+* [porn91] Fix extraction (#12814)
 + [generic] Support Brightcove videos in <iframe> (#12482)
 + [brightcove] Support URLs with bcpid instead of playerID (#12482)
 

youtube_dl/extractor/porn91.py

@@ -1,10 +1,6 @@
 # coding: utf-8
 from __future__ import unicode_literals
 
-from ..compat import (
-    compat_urllib_parse_unquote,
-    compat_urllib_parse_urlencode,
-)
 from .common import InfoExtractor
 from ..utils import (
     parse_duration,
@@ -19,7 +15,7 @@ class Porn91IE(InfoExtractor):
 
     _TEST = {
         'url': 'http://91porn.com/view_video.php?viewkey=7e42283b4f5ab36da134',
-        'md5': '6df8f6d028bc8b14f5dbd73af742fb20',
+        'md5': '7fcdb5349354f40d41689bd0fa8db05a',
         'info_dict': {
             'id': '7e42283b4f5ab36da134',
             'title': '18岁大一漂亮学妹，水嫩性感，再爽一次！',
@@ -43,24 +39,7 @@ class Porn91IE(InfoExtractor):
             r'<div id="viewvideo-title">([^<]+)</div>', webpage, 'title')
         title = title.replace('\n', '')
 
-        # get real url
-        file_id = self._search_regex(
-            r'so.addVariable\(\'file\',\'(\d+)\'', webpage, 'file id')
-        sec_code = self._search_regex(
-            r'so.addVariable\(\'seccode\',\'([^\']+)\'', webpage, 'sec code')
-        max_vid = self._search_regex(
-            r'so.addVariable\(\'max_vid\',\'(\d+)\'', webpage, 'max vid')
-        url_params = compat_urllib_parse_urlencode({
-            'VID': file_id,
-            'mp4': '1',
-            'seccode': sec_code,
-            'max_vid': max_vid,
-        })
-        info_cn = self._download_webpage(
-            'http://91porn.com/getfile.php?' + url_params, video_id,
-            'Downloading real video url')
-        video_url = compat_urllib_parse_unquote(self._search_regex(
-            r'file=([^&]+)&', info_cn, 'url'))
+        info_dict = self._parse_html5_media_entries(url, webpage, video_id)[0]
 
         duration = parse_duration(self._search_regex(
             r'时长:\s*</span>\s*(\d+:\d+)', webpage, 'duration', fatal=False))
@@ -68,11 +47,12 @@ class Porn91IE(InfoExtractor):
         comment_count = int_or_none(self._search_regex(
             r'留言:\s*</span>\s*(\d+)', webpage, 'comment count', fatal=False))
 
-        return {
+        info_dict.update({
             'id': video_id,
             'title': title,
-            'url': video_url,
             'duration': duration,
             'comment_count': comment_count,
             'age_limit': self._rta_search(webpage),
-        }
+        })
+
+        return info_dict