[ninegag] Add support for p/ URLs

test/test_all_urls.py

@@ -172,5 +172,6 @@ class TestAllURLsMatching(unittest.TestCase):
             'https://screen.yahoo.com/smartwatches-latest-wearable-gadgets-163745379-cbs.html',
             ['Yahoo'])
 
+
 if __name__ == '__main__':
     unittest.main()

youtube_dl/extractor/ninegag.py

@@ -7,9 +7,14 @@ from .common import InfoExtractor
 
 class NineGagIE(InfoExtractor):
     IE_NAME = '9gag'
-    _VALID_URL = r'^https?://(?:www\.)?9gag\.tv/v/(?P<id>[0-9]+)'
+    _VALID_URL = r'''(?x)^https?://(?:www\.)?9gag\.tv/
+        (?:
+            v/(?P<numid>[0-9]+)|
+            p/(?P<id>[a-zA-Z0-9]+)/(?P<display_id>[^?#/]+)
+        )
+    '''
 
-    _TEST = {
+    _TESTS = [{
         "url": "http://9gag.tv/v/1912",
         "info_dict": {
             "id": "1912",
@@ -20,17 +25,33 @@ class NineGagIE(InfoExtractor):
             "thumbnail": "re:^https?://",
         },
         'add_ie': ['Youtube']
-    }
+    },
+    {
+        'url': 'http://9gag.tv/p/KklwM/alternate-banned-opening-scene-of-gravity?ref=fsidebar',
+        'info_dict': {
+            'id': 'KklwM',
+            'ext': 'mp4',
+            'display_id': 'alternate-banned-opening-scene-of-gravity',
+            "description": "While Gravity was a pretty awesome movie already, YouTuber Krishna Shenoi came up with a way to improve upon it, introducing a much better solution to Sandra Bullock's seemingly endless tumble in space. The ending is priceless.",
+            'title': "Banned Opening Scene Of \"Gravity\" That Changes The Whole Movie",
+        },
+    }]
 
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group('id')
+        video_id = mobj.group('numid') or mobj.group('id')
+        display_id = mobj.group('display_id') or video_id
 
-        webpage = self._download_webpage(url, video_id)
+        webpage = self._download_webpage(url, display_id)
 
         youtube_id = self._html_search_regex(
             r'(?s)id="jsid-video-post-container".*?data-external-id="([^"]+)"',
             webpage, 'video ID')
+        title = self._html_search_regex(
+            r'(?s)id="jsid-video-post-container".*?data-title="([^"]+)"',
+            webpage, 'title', default=None)
+        if not title:
+            title = self._og_search_title(webpage)
         description = self._html_search_regex(
             r'(?s)<div class="video-caption">.*?<p>(.*?)</p>', webpage,
             'description', fatal=False)
@@ -46,7 +67,8 @@ class NineGagIE(InfoExtractor):
             'url': youtube_id,
             'ie_key': 'Youtube',
             'id': video_id,
-            'title': self._og_search_title(webpage),
+            'display_id': display_id,
+            'title': title,
             'description': description,
             'view_count': view_count,
             'thumbnail': self._og_search_thumbnail(webpage),