[gamekings] Improve extraction

youtube_dl/extractor/gamekings.py

@@ -1,70 +1,64 @@
+# coding: utf-8
 from __future__ import unicode_literals
 
-import re
-
 from .common import InfoExtractor
 from ..utils import (
     xpath_text,
-    xpath_with_ns
- )
+    xpath_with_ns,
+)
 
 
 class GamekingsIE(InfoExtractor):
-    _VALID_URL = r'http://www\.gamekings\.tv/videos/(?P<name>[0-9a-z\-]+)'
-    _TESTS = [
-        {
+    _VALID_URL = r'http://www\.gamekings\.tv/videos/(?P<id>[^/]+)'
+    _TESTS = [{
         'url': 'http://www.gamekings.tv/videos/phoenix-wright-ace-attorney-dual-destinies-review/',
         # MD5 is flaky, seems to change regularly
         # 'md5': '2f32b1f7b80fdc5cb616efb4f387f8a3',
         'info_dict': {
-            'id': '20130811',
+            'id': 'phoenix-wright-ace-attorney-dual-destinies-review',
             'ext': 'mp4',
             'title': 'Phoenix Wright: Ace Attorney \u2013 Dual Destinies Review',
             'description': 'md5:36fd701e57e8c15ac8682a2374c99731',
-            }
+            'thumbnail': 're:^https?://.*\.jpg$',
         },
-        {
+    }, {
+        # vimeo video
         'url': 'http://www.gamekings.tv/videos/the-legend-of-zelda-majoras-mask/',
+        'md5': '12bf04dfd238e70058046937657ea68d',
         'info_dict': {
-            'id': '118933752',
+            'id': 'the-legend-of-zelda-majoras-mask',
             'ext': 'mp4',
             'title': 'The Legend of Zelda: Majora’s Mask',
-            'description': 'md5:9917825fe0e9f4057601fe1e38860de3'
-            }
-        }
-    ]
+            'description': 'md5:9917825fe0e9f4057601fe1e38860de3',
+            'thumbnail': 're:^https?://.*\.jpg$',
+        },
+    }]
 
     def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, video_id)
 
-        mobj = re.match(self._VALID_URL, url)
-        name = mobj.group('name')
-        webpage = self._download_webpage(url, name)
+        playlist_id = self._search_regex(
+            r'gogoVideo\(\s*\d+\s*,\s*"([^"]+)', webpage, 'playlist id')
 
-        playlist_id = re.search(r'(?:gogoVideo)\(\d+,"?(?P<playlist_id>.*)"', webpage, re.MULTILINE).group('playlist_id')
-        playlist_url = 'http://www.gamekings.tv/wp-content/themes/gk2010/rss_playlist.php?id=' + playlist_id
-        playlist_rss = self._download_xml(playlist_url, playlist_id)
-        
+        playlist = self._download_xml(
+            'http://www.gamekings.tv/wp-content/themes/gk2010/rss_playlist.php?id=%s' % playlist_id,
+            video_id)
 
         NS_MAP = {
             'jwplayer': 'http://rss.jwpcdn.com/'
-         }
+        }
+
+        item = playlist.find('./channel/item')
 
-        item = playlist_rss.find('./channel/item')
-        
-        image = xpath_text(item, xpath_with_ns('./jwplayer:image', NS_MAP), 'image')
-        file_node = item.find(xpath_with_ns('./jwplayer:source', NS_MAP))
-        
-        video_url = file_node.get('file')
-        video = re.search(r'[0-9]+', video_url)
-        video_id = video.group(0)
-        
-        # Todo: Add medium format
+        thumbnail = xpath_text(item, xpath_with_ns('./jwplayer:image', NS_MAP), 'thumbnail')
+        video_url = item.find(xpath_with_ns('./jwplayer:source', NS_MAP)).get('file')
 
         return {
             'id': video_id,
-            'ext': 'mp4',
             'url': video_url,
             'title': self._og_search_title(webpage),
             'description': self._og_search_description(webpage),
-            'thumbnail': image
+            'thumbnail': thumbnail,
         }