[arte] Add support for embedded videos (Fixes #2620)
[youtube-dl] / youtube_dl / extractor / generic.py
1 # encoding: utf-8
2
3 from __future__ import unicode_literals
4
5 import os
6 import re
7
8 from .common import InfoExtractor
9 from .youtube import YoutubeIE
10 from ..utils import (
11     compat_urllib_error,
12     compat_urllib_parse,
13     compat_urllib_request,
14     compat_urlparse,
15     compat_xml_parse_error,
16
17     ExtractorError,
18     HEADRequest,
19     parse_xml,
20     smuggle_url,
21     unescapeHTML,
22     unified_strdate,
23     url_basename,
24 )
25 from .brightcove import BrightcoveIE
26 from .ooyala import OoyalaIE
27 from .rutv import RUTVIE
28
29
30 class GenericIE(InfoExtractor):
31     IE_DESC = 'Generic downloader that works on some sites'
32     _VALID_URL = r'.*'
33     IE_NAME = 'generic'
34     _TESTS = [
35         {
36             'url': 'http://www.hodiho.fr/2013/02/regis-plante-sa-jeep.html',
37             'file': '13601338388002.mp4',
38             'md5': '6e15c93721d7ec9e9ca3fdbf07982cfd',
39             'info_dict': {
40                 'uploader': 'www.hodiho.fr',
41                 'title': 'R\u00e9gis plante sa Jeep',
42             }
43         },
44         # bandcamp page with custom domain
45         {
46             'add_ie': ['Bandcamp'],
47             'url': 'http://bronyrock.com/track/the-pony-mash',
48             'file': '3235767654.mp3',
49             'info_dict': {
50                 'title': 'The Pony Mash',
51                 'uploader': 'M_Pallante',
52             },
53             'skip': 'There is a limit of 200 free downloads / month for the test song',
54         },
55         # embedded brightcove video
56         # it also tests brightcove videos that need to set the 'Referer' in the
57         # http requests
58         {
59             'add_ie': ['Brightcove'],
60             'url': 'http://www.bfmtv.com/video/bfmbusiness/cours-bourse/cours-bourse-l-analyse-technique-154522/',
61             'info_dict': {
62                 'id': '2765128793001',
63                 'ext': 'mp4',
64                 'title': 'Le cours de bourse : l’analyse technique',
65                 'description': 'md5:7e9ad046e968cb2d1114004aba466fd9',
66                 'uploader': 'BFM BUSINESS',
67             },
68             'params': {
69                 'skip_download': True,
70             },
71         },
72         {
73             # https://github.com/rg3/youtube-dl/issues/2253
74             'url': 'http://bcove.me/i6nfkrc3',
75             'file': '3101154703001.mp4',
76             'md5': '0ba9446db037002366bab3b3eb30c88c',
77             'info_dict': {
78                 'title': 'Still no power',
79                 'uploader': 'thestar.com',
80                 'description': 'Mississauga resident David Farmer is still out of power as a result of the ice storm a month ago. To keep the house warm, Farmer cuts wood from his property for a wood burning stove downstairs.',
81             },
82             'add_ie': ['Brightcove'],
83         },
84         # Direct link to a video
85         {
86             'url': 'http://media.w3.org/2010/05/sintel/trailer.mp4',
87             'md5': '67d406c2bcb6af27fa886f31aa934bbe',
88             'info_dict': {
89                 'id': 'trailer',
90                 'ext': 'mp4',
91                 'title': 'trailer',
92                 'upload_date': '20100513',
93             }
94         },
95         # ooyala video
96         {
97             'url': 'http://www.rollingstone.com/music/videos/norwegian-dj-cashmere-cat-goes-spartan-on-with-me-premiere-20131219',
98             'md5': '5644c6ca5d5782c1d0d350dad9bd840c',
99             'info_dict': {
100                 'id': 'BwY2RxaTrTkslxOfcan0UCf0YqyvWysJ',
101                 'ext': 'mp4',
102                 'title': '2cc213299525360.mov',  # that's what we get
103             },
104         },
105         # second style of embedded ooyala videos
106         {
107             'url': 'http://www.smh.com.au/tv/business/show/financial-review-sunday/behind-the-scenes-financial-review-sunday--4350201.html',
108             'info_dict': {
109                 'id': '13djJjYjptA1XpPx8r9kuzPyj3UZH0Uk',
110                 'ext': 'mp4',
111                 'title': 'Behind-the-scenes: Financial Review Sunday ',
112                 'description': 'Step inside Channel Nine studios for an exclusive tour of its upcoming financial business show.',
113             },
114             'params': {
115                 # m3u8 download
116                 'skip_download': True,
117             },
118         },
119         # google redirect
120         {
121             'url': 'http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&ved=0CCUQtwIwAA&url=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DcmQHVoWB5FY&ei=F-sNU-LLCaXk4QT52ICQBQ&usg=AFQjCNEw4hL29zgOohLXvpJ-Bdh2bils1Q&bvm=bv.61965928,d.bGE',
122             'info_dict': {
123                 'id': 'cmQHVoWB5FY',
124                 'ext': 'mp4',
125                 'upload_date': '20130224',
126                 'uploader_id': 'TheVerge',
127                 'description': 'Chris Ziegler takes a look at the Alcatel OneTouch Fire and the ZTE Open; two of the first Firefox OS handsets to be officially announced.',
128                 'uploader': 'The Verge',
129                 'title': 'First Firefox OS phones side-by-side',
130             },
131             'params': {
132                 'skip_download': False,
133             }
134         },
135         # embed.ly video
136         {
137             'url': 'http://www.tested.com/science/weird/460206-tested-grinding-coffee-2000-frames-second/',
138             'info_dict': {
139                 'id': '9ODmcdjQcHQ',
140                 'ext': 'mp4',
141                 'title': 'Tested: Grinding Coffee at 2000 Frames Per Second',
142                 'upload_date': '20140225',
143                 'description': 'md5:06a40fbf30b220468f1e0957c0f558ff',
144                 'uploader': 'Tested',
145                 'uploader_id': 'testedcom',
146             },
147             # No need to test YoutubeIE here
148             'params': {
149                 'skip_download': True,
150             },
151         },
152         # funnyordie embed
153         {
154             'url': 'http://www.theguardian.com/world/2014/mar/11/obama-zach-galifianakis-between-two-ferns',
155             'md5': '7cf780be104d40fea7bae52eed4a470e',
156             'info_dict': {
157                 'id': '18e820ec3f',
158                 'ext': 'mp4',
159                 'title': 'Between Two Ferns with Zach Galifianakis: President Barack Obama',
160                 'description': 'Episode 18: President Barack Obama sits down with Zach Galifianakis for his most memorable interview yet.',
161             },
162         },
163         # RUTV embed
164         {
165             'url': 'http://www.rg.ru/2014/03/15/reg-dfo/anklav-anons.html',
166             'info_dict': {
167                 'id': '776940',
168                 'ext': 'mp4',
169                 'title': 'Охотское море стало целиком российским',
170                 'description': 'md5:5ed62483b14663e2a95ebbe115eb8f43',
171             },
172             'params': {
173                 # m3u8 download
174                 'skip_download': True,
175             },
176         },
177         # Embedded TED video
178         {
179             'url': 'http://en.support.wordpress.com/videos/ted-talks/',
180             'md5': 'deeeabcc1085eb2ba205474e7235a3d5',
181             'info_dict': {
182                 'id': '981',
183                 'ext': 'mp4',
184                 'title': 'My web playroom',
185                 'uploader': 'Ze Frank',
186                 'description': 'md5:ddb2a40ecd6b6a147e400e535874947b',
187             }
188         },
189         # nowvideo embed hidden behind percent encoding
190         {
191             'url': 'http://www.waoanime.tv/the-super-dimension-fortress-macross-episode-1/',
192             'md5': '2baf4ddd70f697d94b1c18cf796d5107',
193             'info_dict': {
194                 'id': '06e53103ca9aa',
195                 'ext': 'flv',
196                 'title': 'Macross Episode 001  Watch Macross Episode 001 onl',
197                 'description': 'No description',
198             },
199         },
200         # arte embed
201         {
202             'url': 'http://www.tv-replay.fr/redirection/20-03-14/x-enius-arte-10753389.html',
203             'md5': '7653032cbb25bf6c80d80f217055fa43',
204             'info_dict': {
205                 'id': '048195-004_PLUS7-F',
206                 'ext': 'flv',
207                 'title': 'X:enius',
208                 'description': 'md5:d5fdf32ef6613cdbfd516ae658abf168',
209                 'upload_date': '20140320',
210             },
211             'params': {
212                 'skip_download': 'Requires rtmpdump'
213             }
214         },
215     ]
216
217     def report_download_webpage(self, video_id):
218         """Report webpage download."""
219         if not self._downloader.params.get('test', False):
220             self._downloader.report_warning('Falling back on generic information extractor.')
221         super(GenericIE, self).report_download_webpage(video_id)
222
223     def report_following_redirect(self, new_url):
224         """Report information extraction."""
225         self._downloader.to_screen('[redirect] Following redirect to %s' % new_url)
226
227     def _send_head(self, url):
228         """Check if it is a redirect, like url shorteners, in case return the new url."""
229
230         class HEADRedirectHandler(compat_urllib_request.HTTPRedirectHandler):
231             """
232             Subclass the HTTPRedirectHandler to make it use our
233             HEADRequest also on the redirected URL
234             """
235             def redirect_request(self, req, fp, code, msg, headers, newurl):
236                 if code in (301, 302, 303, 307):
237                     newurl = newurl.replace(' ', '%20')
238                     newheaders = dict((k,v) for k,v in req.headers.items()
239                                       if k.lower() not in ("content-length", "content-type"))
240                     try:
241                         # This function was deprecated in python 3.3 and removed in 3.4
242                         origin_req_host = req.get_origin_req_host()
243                     except AttributeError:
244                         origin_req_host = req.origin_req_host
245                     return HEADRequest(newurl,
246                                        headers=newheaders,
247                                        origin_req_host=origin_req_host,
248                                        unverifiable=True)
249                 else:
250                     raise compat_urllib_error.HTTPError(req.get_full_url(), code, msg, headers, fp)
251
252         class HTTPMethodFallback(compat_urllib_request.BaseHandler):
253             """
254             Fallback to GET if HEAD is not allowed (405 HTTP error)
255             """
256             def http_error_405(self, req, fp, code, msg, headers):
257                 fp.read()
258                 fp.close()
259
260                 newheaders = dict((k,v) for k,v in req.headers.items()
261                                   if k.lower() not in ("content-length", "content-type"))
262                 return self.parent.open(compat_urllib_request.Request(req.get_full_url(),
263                                                  headers=newheaders,
264                                                  origin_req_host=req.get_origin_req_host(),
265                                                  unverifiable=True))
266
267         # Build our opener
268         opener = compat_urllib_request.OpenerDirector()
269         for handler in [compat_urllib_request.HTTPHandler, compat_urllib_request.HTTPDefaultErrorHandler,
270                         HTTPMethodFallback, HEADRedirectHandler,
271                         compat_urllib_request.HTTPErrorProcessor, compat_urllib_request.HTTPSHandler]:
272             opener.add_handler(handler())
273
274         response = opener.open(HEADRequest(url))
275         if response is None:
276             raise ExtractorError('Invalid URL protocol')
277         return response
278
279     def _extract_rss(self, url, video_id, doc):
280         playlist_title = doc.find('./channel/title').text
281         playlist_desc_el = doc.find('./channel/description')
282         playlist_desc = None if playlist_desc_el is None else playlist_desc_el.text
283
284         entries = [{
285             '_type': 'url',
286             'url': e.find('link').text,
287             'title': e.find('title').text,
288         } for e in doc.findall('./channel/item')]
289
290         return {
291             '_type': 'playlist',
292             'id': url,
293             'title': playlist_title,
294             'description': playlist_desc,
295             'entries': entries,
296         }
297
298     def _real_extract(self, url):
299         parsed_url = compat_urlparse.urlparse(url)
300         if not parsed_url.scheme:
301             default_search = self._downloader.params.get('default_search')
302             if default_search is None:
303                 default_search = 'auto'
304
305             if default_search == 'auto':
306                 if '/' in url:
307                     self._downloader.report_warning('The url doesn\'t specify the protocol, trying with http')
308                     return self.url_result('http://' + url)
309                 else:
310                     return self.url_result('ytsearch:' + url)
311             else:
312                 assert ':' in default_search
313                 return self.url_result(default_search + url)
314         video_id = os.path.splitext(url.rstrip('/').split('/')[-1])[0]
315
316         self.to_screen('%s: Requesting header' % video_id)
317
318         try:
319             response = self._send_head(url)
320
321             # Check for redirect
322             new_url = response.geturl()
323             if url != new_url:
324                 self.report_following_redirect(new_url)
325                 return self.url_result(new_url)
326
327             # Check for direct link to a video
328             content_type = response.headers.get('Content-Type', '')
329             m = re.match(r'^(?P<type>audio|video|application(?=/ogg$))/(?P<format_id>.+)$', content_type)
330             if m:
331                 upload_date = response.headers.get('Last-Modified')
332                 if upload_date:
333                     upload_date = unified_strdate(upload_date)
334                 return {
335                     'id': video_id,
336                     'title': os.path.splitext(url_basename(url))[0],
337                     'formats': [{
338                         'format_id': m.group('format_id'),
339                         'url': url,
340                         'vcodec': 'none' if m.group('type') == 'audio' else None
341                     }],
342                     'upload_date': upload_date,
343                 }
344
345         except compat_urllib_error.HTTPError:
346             # This may be a stupid server that doesn't like HEAD, our UA, or so
347             pass
348
349         try:
350             webpage = self._download_webpage(url, video_id)
351         except ValueError:
352             # since this is the last-resort InfoExtractor, if
353             # this error is thrown, it'll be thrown here
354             raise ExtractorError('Failed to download URL: %s' % url)
355
356         self.report_extraction(video_id)
357
358         # Is it an RSS feed?
359         try:
360             doc = parse_xml(webpage)
361             if doc.tag == 'rss':
362                 return self._extract_rss(url, video_id, doc)
363         except compat_xml_parse_error:
364             pass
365
366         # Sometimes embedded video player is hidden behind percent encoding
367         # (e.g. https://github.com/rg3/youtube-dl/issues/2448)
368         # Unescaping the whole page allows to handle those cases in a generic way
369         webpage = compat_urllib_parse.unquote(webpage)
370
371         # it's tempting to parse this further, but you would
372         # have to take into account all the variations like
373         #   Video Title - Site Name
374         #   Site Name | Video Title
375         #   Video Title - Tagline | Site Name
376         # and so on and so forth; it's just not practical
377         video_title = self._html_search_regex(
378             r'(?s)<title>(.*?)</title>', webpage, 'video title',
379             default='video')
380
381         # video uploader is domain name
382         video_uploader = self._search_regex(
383             r'^(?:https?://)?([^/]*)/.*', url, 'video uploader')
384
385         # Look for BrightCove:
386         bc_urls = BrightcoveIE._extract_brightcove_urls(webpage)
387         if bc_urls:
388             self.to_screen('Brightcove video detected.')
389             entries = [{
390                 '_type': 'url',
391                 'url': smuggle_url(bc_url, {'Referer': url}),
392                 'ie_key': 'Brightcove'
393             } for bc_url in bc_urls]
394
395             return {
396                 '_type': 'playlist',
397                 'title': video_title,
398                 'id': video_id,
399                 'entries': entries,
400             }
401
402         # Look for embedded (iframe) Vimeo player
403         mobj = re.search(
404             r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//player\.vimeo\.com/video/.+?)\1', webpage)
405         if mobj:
406             player_url = unescapeHTML(mobj.group('url'))
407             surl = smuggle_url(player_url, {'Referer': url})
408             return self.url_result(surl, 'Vimeo')
409
410         # Look for embedded (swf embed) Vimeo player
411         mobj = re.search(
412             r'<embed[^>]+?src="(https?://(?:www\.)?vimeo\.com/moogaloop\.swf.+?)"', webpage)
413         if mobj:
414             return self.url_result(mobj.group(1), 'Vimeo')
415
416         # Look for embedded YouTube player
417         matches = re.findall(r'''(?x)
418             (?:<iframe[^>]+?src=|embedSWF\(\s*)
419             (["\'])(?P<url>(?:https?:)?//(?:www\.)?youtube\.com/
420                 (?:embed|v)/.+?)
421             \1''', webpage)
422         if matches:
423             urlrs = [self.url_result(unescapeHTML(tuppl[1]), 'Youtube')
424                      for tuppl in matches]
425             return self.playlist_result(
426                 urlrs, playlist_id=video_id, playlist_title=video_title)
427
428         # Look for embedded Dailymotion player
429         matches = re.findall(
430             r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:www\.)?dailymotion\.com/embed/video/.+?)\1', webpage)
431         if matches:
432             urlrs = [self.url_result(unescapeHTML(tuppl[1]), 'Dailymotion')
433                      for tuppl in matches]
434             return self.playlist_result(
435                 urlrs, playlist_id=video_id, playlist_title=video_title)
436
437         # Look for embedded Wistia player
438         match = re.search(
439             r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:fast\.)?wistia\.net/embed/iframe/.+?)\1', webpage)
440         if match:
441             return {
442                 '_type': 'url_transparent',
443                 'url': unescapeHTML(match.group('url')),
444                 'ie_key': 'Wistia',
445                 'uploader': video_uploader,
446                 'title': video_title,
447                 'id': video_id,
448             }
449
450         # Look for embedded blip.tv player
451         mobj = re.search(r'<meta\s[^>]*https?://api\.blip\.tv/\w+/redirect/\w+/(\d+)', webpage)
452         if mobj:
453             return self.url_result('http://blip.tv/a/a-'+mobj.group(1), 'BlipTV')
454         mobj = re.search(r'<(?:iframe|embed|object)\s[^>]*(https?://(?:\w+\.)?blip\.tv/(?:play/|api\.swf#)[a-zA-Z0-9]+)', webpage)
455         if mobj:
456             return self.url_result(mobj.group(1), 'BlipTV')
457
458         # Look for Bandcamp pages with custom domain
459         mobj = re.search(r'<meta property="og:url"[^>]*?content="(.*?bandcamp\.com.*?)"', webpage)
460         if mobj is not None:
461             burl = unescapeHTML(mobj.group(1))
462             # Don't set the extractor because it can be a track url or an album
463             return self.url_result(burl)
464
465         # Look for embedded Vevo player
466         mobj = re.search(
467             r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:cache\.)?vevo\.com/.+?)\1', webpage)
468         if mobj is not None:
469             return self.url_result(mobj.group('url'))
470
471         # Look for Ooyala videos
472         mobj = (re.search(r'player.ooyala.com/[^"?]+\?[^"]*?(?:embedCode|ec)=(?P<ec>[^"&]+)', webpage) or
473              re.search(r'OO.Player.create\([\'"].*?[\'"],\s*[\'"](?P<ec>.{32})[\'"]', webpage))
474         if mobj is not None:
475             return OoyalaIE._build_url_result(mobj.group('ec'))
476
477         # Look for Aparat videos
478         mobj = re.search(r'<iframe src="(http://www\.aparat\.com/video/[^"]+)"', webpage)
479         if mobj is not None:
480             return self.url_result(mobj.group(1), 'Aparat')
481
482         # Look for MPORA videos
483         mobj = re.search(r'<iframe .*?src="(http://mpora\.(?:com|de)/videos/[^"]+)"', webpage)
484         if mobj is not None:
485             return self.url_result(mobj.group(1), 'Mpora')
486
487         # Look for embedded NovaMov player
488         mobj = re.search(
489             r'<iframe[^>]+?src=(["\'])(?P<url>http://(?:(?:embed|www)\.)?novamov\.com/embed\.php.+?)\1', webpage)
490         if mobj is not None:
491             return self.url_result(mobj.group('url'), 'NovaMov')
492
493         # Look for embedded NowVideo player
494         mobj = re.search(
495             r'<iframe[^>]+?src=(["\'])(?P<url>http://(?:(?:embed|www)\.)?nowvideo\.(?:ch|sx|eu)/embed\.php.+?)\1', webpage)
496         if mobj is not None:
497             return self.url_result(mobj.group('url'), 'NowVideo')
498
499         # Look for embedded Facebook player
500         mobj = re.search(
501             r'<iframe[^>]+?src=(["\'])(?P<url>https://www\.facebook\.com/video/embed.+?)\1', webpage)
502         if mobj is not None:
503             return self.url_result(mobj.group('url'), 'Facebook')
504
505         # Look for embedded VK player
506         mobj = re.search(r'<iframe[^>]+?src=(["\'])(?P<url>https?://vk\.com/video_ext\.php.+?)\1', webpage)
507         if mobj is not None:
508             return self.url_result(mobj.group('url'), 'VK')
509
510         # Look for embedded Huffington Post player
511         mobj = re.search(
512             r'<iframe[^>]+?src=(["\'])(?P<url>https?://embed\.live\.huffingtonpost\.com/.+?)\1', webpage)
513         if mobj is not None:
514             return self.url_result(mobj.group('url'), 'HuffPost')
515
516         # Look for embed.ly
517         mobj = re.search(r'class=["\']embedly-card["\'][^>]href=["\'](?P<url>[^"\']+)', webpage)
518         if mobj is not None:
519             return self.url_result(mobj.group('url'))
520         mobj = re.search(r'class=["\']embedly-embed["\'][^>]src=["\'][^"\']*url=(?P<url>[^&]+)', webpage)
521         if mobj is not None:
522             return self.url_result(compat_urllib_parse.unquote(mobj.group('url')))
523
524         # Look for funnyordie embed
525         matches = re.findall(r'<iframe[^>]+?src="(https?://(?:www\.)?funnyordie\.com/embed/[^"]+)"', webpage)
526         if matches:
527             urlrs = [self.url_result(unescapeHTML(eurl), 'FunnyOrDie')
528                      for eurl in matches]
529             return self.playlist_result(
530                 urlrs, playlist_id=video_id, playlist_title=video_title)
531
532         # Look for embedded RUTV player
533         rutv_url = RUTVIE._extract_url(webpage)
534         if rutv_url:
535             return self.url_result(rutv_url, 'RUTV')
536
537         # Look for embedded TED player
538         mobj = re.search(
539             r'<iframe[^>]+?src=(["\'])(?P<url>http://embed\.ted\.com/.+?)\1', webpage)
540         if mobj is not None:
541             return self.url_result(mobj.group('url'), 'TED')
542
543         # Look for embedded arte.tv player
544         mobj = re.search(
545             r'<script [^>]*?src="(?P<url>http://www\.arte\.tv/playerv2/embed[^"]+)"',
546             webpage)
547         if mobj is not None:
548             return self.url_result(mobj.group('url'), 'ArteTVEmbed')
549
550         # Start with something easy: JW Player in SWFObject
551         mobj = re.search(r'flashvars: [\'"](?:.*&)?file=(http[^\'"&]*)', webpage)
552         if mobj is None:
553             # Look for gorilla-vid style embedding
554             mobj = re.search(r'(?s)(?:jw_plugins|JWPlayerOptions).*?file\s*:\s*["\'](.*?)["\']', webpage)
555         if mobj is None:
556             # Broaden the search a little bit
557             mobj = re.search(r'[^A-Za-z0-9]?(?:file|source)=(http[^\'"&]*)', webpage)
558         if mobj is None:
559             # Broaden the search a little bit: JWPlayer JS loader
560             mobj = re.search(r'[^A-Za-z0-9]?file["\']?:\s*["\'](http(?![^\'"]+\.[0-9]+[\'"])[^\'"]+)["\']', webpage)
561
562         if mobj is None:
563             # Try to find twitter cards info
564             mobj = re.search(r'<meta (?:property|name)="twitter:player:stream" (?:content|value)="(.+?)"', webpage)
565         if mobj is None:
566             # We look for Open Graph info:
567             # We have to match any number spaces between elements, some sites try to align them (eg.: statigr.am)
568             m_video_type = re.search(r'<meta.*?property="og:video:type".*?content="video/(.*?)"', webpage)
569             # We only look in og:video if the MIME type is a video, don't try if it's a Flash player:
570             if m_video_type is not None:
571                 mobj = re.search(r'<meta.*?property="og:video".*?content="(.*?)"', webpage)
572         if mobj is None:
573             # HTML5 video
574             mobj = re.search(r'<video[^<]*(?:>.*?<source.*?)? src="([^"]+)"', webpage, flags=re.DOTALL)
575         if mobj is None:
576             mobj = re.search(
577                 r'(?i)<meta\s+(?=(?:[a-z-]+="[^"]+"\s+)*http-equiv="refresh")'
578                 r'(?:[a-z-]+="[^"]+"\s+)*?content="[0-9]{,2};url=\'([^\']+)\'"',
579                 webpage)
580             if mobj:
581                 new_url = mobj.group(1)
582                 self.report_following_redirect(new_url)
583                 return {
584                     '_type': 'url',
585                     'url': new_url,
586                 }
587         if mobj is None:
588             raise ExtractorError('Unsupported URL: %s' % url)
589
590         # It's possible that one of the regexes
591         # matched, but returned an empty group:
592         if mobj.group(1) is None:
593             raise ExtractorError('Did not find a valid video URL at %s' % url)
594
595         video_url = mobj.group(1)
596         video_url = compat_urlparse.urljoin(url, video_url)
597         video_id = compat_urllib_parse.unquote(os.path.basename(video_url))
598
599         # Sometimes, jwplayer extraction will result in a YouTube URL
600         if YoutubeIE.suitable(video_url):
601             return self.url_result(video_url, 'Youtube')
602
603         # here's a fun little line of code for you:
604         video_id = os.path.splitext(video_id)[0]
605
606         return {
607             'id': video_id,
608             'url': video_url,
609             'uploader': video_uploader,
610             'title': video_title,
611         }