Add support for Vine - closes #845

test/tests.json

@@ -451,5 +451,14 @@
       "title":"How to Tie a Square Knot Properly",
       "description":"The square knot, also known as the reef knot, is one of the oldest, most basic knots to tie, and can be used in many different ways. Here's the proper way to tie a square knot."
     }
+  },
+  {
+    "name": "Vine",
+    "url": "https://vine.co/v/b9KOOWX7HUx",
+    "file": "b9KOOWX7HUx.mp4",
+    "md5": "2f36fed6235b16da96ce9b4dc890940d",
+    "info_dict":{
+      "title":"Chicken."
+    }
   }
 ]

youtube_dl/InfoExtractors.py

@@ -4069,8 +4069,8 @@ class InaIE(InfoExtractor):
         }]
 
 class HowcastIE(InfoExtractor):
-    """Information Extractor for Ina.fr"""
-    _VALID_URL = r'(?:https?://)?(?:www\.)?howcast\.com/videos/(?P<id>[\d]+)'
+    """Information Extractor for Howcast.com"""
+    _VALID_URL = r'(?:https?://)?(?:www\.)?howcast\.com/videos/(?P<id>\d+)'
 
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
@@ -4104,6 +4104,35 @@ class HowcastIE(InfoExtractor):
             'description': video_description,
         }]
 
+class VineIE(InfoExtractor):
+    """Information Extractor for Vine.co"""
+    _VALID_URL = r'(?:https?://)?(?:www\.)?vine\.co/v/(?P<id>\w+)'
+
+    def _real_extract(self, url):
+
+        mobj = re.match(self._VALID_URL, url)
+
+        video_id = mobj.group('id')
+        webpage_url = 'https://vine.co/v/' + video_id
+        webpage = self._download_webpage(webpage_url, video_id)
+
+        mobj = re.search(r'<meta property="twitter:player:stream" content="([^"]+)"', webpage)
+        if mobj is None:
+            raise ExtractorError(u'Unable to extract video URL')
+        video_url = mobj.group(1)
+
+        mobj = re.search(r'<meta property="og:title" content="([^"]+)"', webpage)
+        if mobj is None:
+            raise ExtractorError(u'Unable to extract title')
+        video_title = mobj.group(1)
+
+        return [{
+            'id':       video_id,
+            'url':      video_url,
+            'ext':      'mp4',
+            'title':    video_title,
+        }]
+
 def gen_extractors():
     """ Return a list of an instance of every supported extractor.
     The order does matter; the first extractor matched is the one handling the URL.
@@ -4162,6 +4191,7 @@ def gen_extractors():
         RedTubeIE(),
         InaIE(),
         HowcastIE(),
+        VineIE(),
         GenericIE()
     ]