9 from .common import InfoExtractor, SearchInfoExtractor
15 compat_urllib_request,
27 class YoutubeIE(InfoExtractor):
28 IE_DESC = u'YouTube.com'
31 (?:https?://)? # http(s):// (optional)
32 (?:youtu\.be/|(?:\w+\.)?youtube(?:-nocookie)?\.com/|
33 tube\.majestyc\.net/) # the various hostnames, with wildcard subdomains
34 (?:.*?\#/)? # handle anchor (#/) redirect urls
35 (?: # the various things that can precede the ID:
36 (?:(?:v|embed|e)/) # v/ or embed/ or e/
37 |(?: # or the v= param in all its forms
38 (?:watch|movie(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
39 (?:\?|\#!?) # the params delimiter ? or # or #!
40 (?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx)
43 )? # optional -> youtube.com/xxxx is OK
44 )? # all until now is optional -> you can pass the naked ID
45 ([0-9A-Za-z_-]+) # here is it! the YouTube video ID
46 (?(1).+)? # if we found the ID, everything can follow
48 _LANG_URL = r'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
49 _LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
50 _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
51 _NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
52 _NETRC_MACHINE = 'youtube'
53 # Listed in order of quality
54 _available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13']
55 _available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13']
87 u"url": u"http://www.youtube.com/watch?v=BaW_jenozKc",
88 u"file": u"BaW_jenozKc.mp4",
90 u"title": u"youtube-dl test video \"'/\\ä↭𝕐",
91 u"uploader": u"Philipp Hagemeister",
92 u"uploader_id": u"phihag",
93 u"upload_date": u"20121002",
94 u"description": u"test chars: \"'/\\ä↭𝕐\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de ."
98 u"url": u"http://www.youtube.com/watch?v=1ltcDfZMA3U",
99 u"file": u"1ltcDfZMA3U.flv",
100 u"note": u"Test VEVO video (#897)",
102 u"upload_date": u"20070518",
103 u"title": u"Maps - It Will Find You",
104 u"description": u"Music video by Maps performing It Will Find You.",
105 u"uploader": u"MuteUSA",
106 u"uploader_id": u"MuteUSA"
110 u"url": u"http://www.youtube.com/watch?v=UxxajLWwzqY",
111 u"file": u"UxxajLWwzqY.mp4",
112 u"note": u"Test generic use_cipher_signature video (#897)",
114 u"upload_date": u"20120506",
115 u"title": u"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]",
116 u"description": u"md5:b085c9804f5ab69f4adea963a2dceb3c",
117 u"uploader": u"IconaPop",
118 u"uploader_id": u"IconaPop"
125 def suitable(cls, url):
126 """Receives a URL and returns True if suitable for this IE."""
127 if YoutubePlaylistIE.suitable(url) or YoutubeSubscriptionsIE.suitable(url): return False
128 return re.match(cls._VALID_URL, url, re.VERBOSE) is not None
130 def report_lang(self):
131 """Report attempt to set language."""
132 self.to_screen(u'Setting language')
134 def report_video_webpage_download(self, video_id):
135 """Report attempt to download video webpage."""
136 self.to_screen(u'%s: Downloading video webpage' % video_id)
138 def report_video_info_webpage_download(self, video_id):
139 """Report attempt to download video info webpage."""
140 self.to_screen(u'%s: Downloading video info webpage' % video_id)
142 def report_video_subtitles_download(self, video_id):
143 """Report attempt to download video info webpage."""
144 self.to_screen(u'%s: Checking available subtitles' % video_id)
146 def report_video_subtitles_request(self, video_id, sub_lang, format):
147 """Report attempt to download video info webpage."""
148 self.to_screen(u'%s: Downloading video subtitles for %s.%s' % (video_id, sub_lang, format))
150 def report_video_subtitles_available(self, video_id, sub_lang_list):
151 """Report available subtitles."""
152 sub_lang = ",".join(list(sub_lang_list.keys()))
153 self.to_screen(u'%s: Available subtitles for video: %s' % (video_id, sub_lang))
155 def report_information_extraction(self, video_id):
156 """Report attempt to extract video information."""
157 self.to_screen(u'%s: Extracting video information' % video_id)
159 def report_unavailable_format(self, video_id, format):
160 """Report extracted video URL."""
161 self.to_screen(u'%s: Format %s not available' % (video_id, format))
163 def report_rtmp_download(self):
164 """Indicate the download will use the RTMP protocol."""
165 self.to_screen(u'RTMP download detected')
167 def _decrypt_signature(self, s):
168 """Turn the encrypted s field into a working signature"""
171 return s[48] + s[81:67:-1] + s[82] + s[66:62:-1] + s[85] + s[61:48:-1] + s[67] + s[47:12:-1] + s[3] + s[11:3:-1] + s[2] + s[12]
173 return s[62] + s[82:62:-1] + s[83] + s[61:52:-1] + s[0] + s[51:2:-1]
175 return s[2:63] + s[82] + s[64:82] + s[63]
177 return s[76] + s[82:76:-1] + s[83] + s[75:60:-1] + s[0] + s[59:50:-1] + s[1] + s[49:2:-1]
179 return s[83:36:-1] + s[2] + s[35:26:-1] + s[3] + s[25:3:-1] + s[26]
181 return s[52] + s[81:55:-1] + s[2] + s[54:52:-1] + s[82] + s[51:36:-1] + s[55] + s[35:2:-1] + s[36]
183 return s[36] + s[79:67:-1] + s[81] + s[66:40:-1] + s[33] + s[39:36:-1] + s[40] + s[35] + s[0] + s[67] + s[32:0:-1] + s[34]
186 raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
188 def _get_available_subtitles(self, video_id):
189 self.report_video_subtitles_download(video_id)
190 request = compat_urllib_request.Request('http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id)
192 sub_list = compat_urllib_request.urlopen(request).read().decode('utf-8')
193 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
194 return (u'unable to download video subtitles: %s' % compat_str(err), None)
195 sub_lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list)
196 sub_lang_list = dict((l[1], l[0]) for l in sub_lang_list)
197 if not sub_lang_list:
198 return (u'video doesn\'t have subtitles', None)
201 def _list_available_subtitles(self, video_id):
202 sub_lang_list = self._get_available_subtitles(video_id)
203 self.report_video_subtitles_available(video_id, sub_lang_list)
205 def _request_subtitle(self, sub_lang, sub_name, video_id, format):
208 (error_message, sub_lang, sub)
210 self.report_video_subtitles_request(video_id, sub_lang, format)
211 params = compat_urllib_parse.urlencode({
217 url = 'http://www.youtube.com/api/timedtext?' + params
219 sub = compat_urllib_request.urlopen(url).read().decode('utf-8')
220 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
221 return (u'unable to download video subtitles: %s' % compat_str(err), None, None)
223 return (u'Did not fetch video subtitles', None, None)
224 return (None, sub_lang, sub)
226 def _request_automatic_caption(self, video_id, webpage):
227 """We need the webpage for getting the captions url, pass it as an
228 argument to speed up the process."""
229 sub_lang = self._downloader.params.get('subtitleslang') or 'en'
230 sub_format = self._downloader.params.get('subtitlesformat')
231 self.to_screen(u'%s: Looking for automatic captions' % video_id)
232 mobj = re.search(r';ytplayer.config = ({.*?});', webpage)
233 err_msg = u'Couldn\'t find automatic captions for "%s"' % sub_lang
235 return [(err_msg, None, None)]
236 player_config = json.loads(mobj.group(1))
238 args = player_config[u'args']
239 caption_url = args[u'ttsurl']
240 timestamp = args[u'timestamp']
241 params = compat_urllib_parse.urlencode({
248 subtitles_url = caption_url + '&' + params
249 sub = self._download_webpage(subtitles_url, video_id, u'Downloading automatic captions')
250 return [(None, sub_lang, sub)]
252 return [(err_msg, None, None)]
254 def _extract_subtitle(self, video_id):
256 Return a list with a tuple:
257 [(error_message, sub_lang, sub)]
259 sub_lang_list = self._get_available_subtitles(video_id)
260 sub_format = self._downloader.params.get('subtitlesformat')
261 if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles
262 return [(sub_lang_list[0], None, None)]
263 if self._downloader.params.get('subtitleslang', False):
264 sub_lang = self._downloader.params.get('subtitleslang')
265 elif 'en' in sub_lang_list:
268 sub_lang = list(sub_lang_list.keys())[0]
269 if not sub_lang in sub_lang_list:
270 return [(u'no closed captions found in the specified language "%s"' % sub_lang, None, None)]
272 subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format)
275 def _extract_all_subtitles(self, video_id):
276 sub_lang_list = self._get_available_subtitles(video_id)
277 sub_format = self._downloader.params.get('subtitlesformat')
278 if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles
279 return [(sub_lang_list[0], None, None)]
281 for sub_lang in sub_lang_list:
282 subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format)
283 subtitles.append(subtitle)
286 def _print_formats(self, formats):
287 print('Available formats:')
289 print('%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'flv'), self._video_dimensions.get(x, '???')))
291 def _real_initialize(self):
292 if self._downloader is None:
296 request = compat_urllib_request.Request(self._LANG_URL)
299 compat_urllib_request.urlopen(request).read()
300 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
301 self._downloader.report_warning(u'unable to set language: %s' % compat_str(err))
304 (username, password) = self._get_login_info()
306 # No authentication to be performed
310 request = compat_urllib_request.Request(self._LOGIN_URL)
312 login_page = compat_urllib_request.urlopen(request).read().decode('utf-8')
313 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
314 self._downloader.report_warning(u'unable to fetch login page: %s' % compat_str(err))
319 match = re.search(re.compile(r'<input.+?name="GALX".+?value="(.+?)"', re.DOTALL), login_page)
321 galx = match.group(1)
323 match = re.search(re.compile(r'<input.+?name="dsh".+?value="(.+?)"', re.DOTALL), login_page)
329 u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
333 u'PersistentCookie': u'yes',
335 u'bgresponse': u'js_disabled',
336 u'checkConnection': u'',
337 u'checkedDomains': u'youtube',
343 u'signIn': u'Sign in',
345 u'service': u'youtube',
349 # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
351 login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
352 login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
353 request = compat_urllib_request.Request(self._LOGIN_URL, login_data)
356 login_results = compat_urllib_request.urlopen(request).read().decode('utf-8')
357 if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None:
358 self._downloader.report_warning(u'unable to log in: bad username or password')
360 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
361 self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
367 'action_confirm': 'Confirm',
369 request = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form))
371 self.report_age_confirmation()
372 compat_urllib_request.urlopen(request).read().decode('utf-8')
373 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
374 raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err))
376 def _extract_id(self, url):
377 mobj = re.match(self._VALID_URL, url, re.VERBOSE)
379 raise ExtractorError(u'Invalid URL: %s' % url)
380 video_id = mobj.group(2)
383 def _real_extract(self, url):
384 if re.match(r'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$', url):
385 self._downloader.report_warning(u'Did you forget to quote the URL? Remember that & is a meta-character in most shells, so you want to put the URL in quotes, like youtube-dl \'http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc\' (or simply youtube-dl BaW_jenozKc ).')
387 # Extract original video URL from URL with redirection, like age verification, using next_url parameter
388 mobj = re.search(self._NEXT_URL_RE, url)
390 url = 'https://www.youtube.com/' + compat_urllib_parse.unquote(mobj.group(1)).lstrip('/')
391 video_id = self._extract_id(url)
394 self.report_video_webpage_download(video_id)
395 url = 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id
396 request = compat_urllib_request.Request(url)
398 video_webpage_bytes = compat_urllib_request.urlopen(request).read()
399 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
400 raise ExtractorError(u'Unable to download video webpage: %s' % compat_str(err))
402 video_webpage = video_webpage_bytes.decode('utf-8', 'ignore')
404 # Attempt to extract SWF player URL
405 mobj = re.search(r'swfConfig.*?"(http:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)
407 player_url = re.sub(r'\\(.)', r'\1', mobj.group(1))
412 self.report_video_info_webpage_download(video_id)
413 for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']:
414 video_info_url = ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en'
415 % (video_id, el_type))
416 video_info_webpage = self._download_webpage(video_info_url, video_id,
418 errnote='unable to download video info webpage')
419 video_info = compat_parse_qs(video_info_webpage)
420 if 'token' in video_info:
422 if 'token' not in video_info:
423 if 'reason' in video_info:
424 raise ExtractorError(u'YouTube said: %s' % video_info['reason'][0], expected=True)
426 raise ExtractorError(u'"token" parameter not in video info for unknown reason')
428 # Check for "rental" videos
429 if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info:
430 raise ExtractorError(u'"rental" videos not supported')
432 # Start extracting information
433 self.report_information_extraction(video_id)
436 if 'author' not in video_info:
437 raise ExtractorError(u'Unable to extract uploader name')
438 video_uploader = compat_urllib_parse.unquote_plus(video_info['author'][0])
441 video_uploader_id = None
442 mobj = re.search(r'<link itemprop="url" href="http://www.youtube.com/(?:user|channel)/([^"]+)">', video_webpage)
444 video_uploader_id = mobj.group(1)
446 self._downloader.report_warning(u'unable to extract uploader nickname')
449 if 'title' not in video_info:
450 raise ExtractorError(u'Unable to extract video title')
451 video_title = compat_urllib_parse.unquote_plus(video_info['title'][0])
454 # We try first to get a high quality image:
455 m_thumb = re.search(r'<span itemprop="thumbnail".*?href="(.*?)">',
456 video_webpage, re.DOTALL)
457 if m_thumb is not None:
458 video_thumbnail = m_thumb.group(1)
459 elif 'thumbnail_url' not in video_info:
460 self._downloader.report_warning(u'unable to extract video thumbnail')
462 else: # don't panic if we can't find it
463 video_thumbnail = compat_urllib_parse.unquote_plus(video_info['thumbnail_url'][0])
467 mobj = re.search(r'id="eow-date.*?>(.*?)</span>', video_webpage, re.DOTALL)
469 upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split())
470 upload_date = unified_strdate(upload_date)
473 video_description = get_element_by_id("eow-description", video_webpage)
474 if video_description:
475 video_description = clean_html(video_description)
477 fd_mobj = re.search(r'<meta name="description" content="([^"]+)"', video_webpage)
479 video_description = unescapeHTML(fd_mobj.group(1))
481 video_description = u''
484 video_subtitles = None
486 if self._downloader.params.get('writesubtitles', False):
487 video_subtitles = self._extract_subtitle(video_id)
489 (sub_error, sub_lang, sub) = video_subtitles[0]
491 self._downloader.report_warning(sub_error)
493 if self._downloader.params.get('writeautomaticsub', False):
494 video_subtitles = self._request_automatic_caption(video_id, video_webpage)
495 (sub_error, sub_lang, sub) = video_subtitles[0]
497 self._downloader.report_warning(sub_error)
499 if self._downloader.params.get('allsubtitles', False):
500 video_subtitles = self._extract_all_subtitles(video_id)
501 for video_subtitle in video_subtitles:
502 (sub_error, sub_lang, sub) = video_subtitle
504 self._downloader.report_warning(sub_error)
506 if self._downloader.params.get('listsubtitles', False):
507 self._list_available_subtitles(video_id)
510 if 'length_seconds' not in video_info:
511 self._downloader.report_warning(u'unable to extract video duration')
514 video_duration = compat_urllib_parse.unquote_plus(video_info['length_seconds'][0])
516 # Decide which formats to download
517 req_format = self._downloader.params.get('format', None)
520 mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
522 raise ValueError('Could not find vevo ID')
523 info = json.loads(mobj.group(1))
525 # Easy way to know if the 's' value is in url_encoded_fmt_stream_map
526 # this signatures are encrypted
527 m_s = re.search(r'[&,]s=', args['url_encoded_fmt_stream_map'])
529 self.to_screen(u'%s: Encrypted signatures detected.' % video_id)
530 video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']]
534 if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
535 self.report_rtmp_download()
536 video_url_list = [(None, video_info['conn'][0])]
537 elif 'url_encoded_fmt_stream_map' in video_info and len(video_info['url_encoded_fmt_stream_map']) >= 1:
539 for url_data_str in video_info['url_encoded_fmt_stream_map'][0].split(','):
540 url_data = compat_parse_qs(url_data_str)
541 if 'itag' in url_data and 'url' in url_data:
542 url = url_data['url'][0]
543 if 'sig' in url_data:
544 url += '&signature=' + url_data['sig'][0]
545 elif 's' in url_data:
546 if self._downloader.params.get('verbose'):
548 player = self._search_regex(r'html5player-(.+?)\.js', video_webpage,
549 'html5 player', fatal=False)
550 self.to_screen('encrypted signature length %d (%d.%d), itag %s, html5 player %s' %
551 (len(s), len(s.split('.')[0]), len(s.split('.')[1]), url_data['itag'][0], player))
552 signature = self._decrypt_signature(url_data['s'][0])
553 url += '&signature=' + signature
554 if 'ratebypass' not in url:
555 url += '&ratebypass=yes'
556 url_map[url_data['itag'][0]] = url
558 format_limit = self._downloader.params.get('format_limit', None)
559 available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
560 if format_limit is not None and format_limit in available_formats:
561 format_list = available_formats[available_formats.index(format_limit):]
563 format_list = available_formats
564 existing_formats = [x for x in format_list if x in url_map]
565 if len(existing_formats) == 0:
566 raise ExtractorError(u'no known formats available for video')
567 if self._downloader.params.get('listformats', None):
568 self._print_formats(existing_formats)
570 if req_format is None or req_format == 'best':
571 video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
572 elif req_format == 'worst':
573 video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality
574 elif req_format in ('-1', 'all'):
575 video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
577 # Specific formats. We pick the first in a slash-delimeted sequence.
578 # For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
579 req_formats = req_format.split('/')
580 video_url_list = None
581 for rf in req_formats:
583 video_url_list = [(rf, url_map[rf])]
585 if video_url_list is None:
586 raise ExtractorError(u'requested format not available')
588 raise ExtractorError(u'no conn or url_encoded_fmt_stream_map information found in video info')
591 for format_param, video_real_url in video_url_list:
593 video_extension = self._video_extensions.get(format_param, 'flv')
595 video_format = '{0} - {1}'.format(format_param if format_param else video_extension,
596 self._video_dimensions.get(format_param, '???'))
600 'url': video_real_url,
601 'uploader': video_uploader,
602 'uploader_id': video_uploader_id,
603 'upload_date': upload_date,
604 'title': video_title,
605 'ext': video_extension,
606 'format': video_format,
607 'thumbnail': video_thumbnail,
608 'description': video_description,
609 'player_url': player_url,
610 'subtitles': video_subtitles,
611 'duration': video_duration
615 class YoutubePlaylistIE(InfoExtractor):
616 IE_DESC = u'YouTube.com playlists'
622 (?:course|view_play_list|my_playlists|artist|playlist|watch)
623 \? (?:.*?&)*? (?:p|a|list)=
626 ((?:PL|EC|UU)?[0-9A-Za-z-_]{10,})
629 ((?:PL|EC|UU)[0-9A-Za-z-_]{10,})
631 _TEMPLATE_URL = 'https://gdata.youtube.com/feeds/api/playlists/%s?max-results=%i&start-index=%i&v=2&alt=json&safeSearch=none'
633 IE_NAME = u'youtube:playlist'
636 def suitable(cls, url):
637 """Receives a URL and returns True if suitable for this IE."""
638 return re.match(cls._VALID_URL, url, re.VERBOSE) is not None
640 def _real_extract(self, url):
641 # Extract playlist id
642 mobj = re.match(self._VALID_URL, url, re.VERBOSE)
644 raise ExtractorError(u'Invalid URL: %s' % url)
646 # Download playlist videos from API
647 playlist_id = mobj.group(1) or mobj.group(2)
652 url = self._TEMPLATE_URL % (playlist_id, self._MAX_RESULTS, self._MAX_RESULTS * (page_num - 1) + 1)
653 page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num)
656 response = json.loads(page)
657 except ValueError as err:
658 raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err))
660 if 'feed' not in response:
661 raise ExtractorError(u'Got a malformed response from YouTube API')
662 playlist_title = response['feed']['title']['$t']
663 if 'entry' not in response['feed']:
664 # Number of videos is a multiple of self._MAX_RESULTS
667 for entry in response['feed']['entry']:
668 index = entry['yt$position']['$t']
669 if 'media$group' in entry and 'media$player' in entry['media$group']:
670 videos.append((index, entry['media$group']['media$player']['url']))
672 if len(response['feed']['entry']) < self._MAX_RESULTS:
676 videos = [v[1] for v in sorted(videos)]
678 url_results = [self.url_result(vurl, 'Youtube') for vurl in videos]
679 return [self.playlist_result(url_results, playlist_id, playlist_title)]
682 class YoutubeChannelIE(InfoExtractor):
683 IE_DESC = u'YouTube.com channels'
684 _VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)"
685 _TEMPLATE_URL = 'http://www.youtube.com/channel/%s/videos?sort=da&flow=list&view=0&page=%s&gl=US&hl=en'
686 _MORE_PAGES_INDICATOR = 'yt-uix-load-more'
687 _MORE_PAGES_URL = 'http://www.youtube.com/channel_ajax?action_load_more_videos=1&flow=list&paging=%s&view=0&sort=da&channel_id=%s'
688 IE_NAME = u'youtube:channel'
690 def extract_videos_from_page(self, page):
692 for mobj in re.finditer(r'href="/watch\?v=([0-9A-Za-z_-]+)&?', page):
693 if mobj.group(1) not in ids_in_page:
694 ids_in_page.append(mobj.group(1))
697 def _real_extract(self, url):
699 mobj = re.match(self._VALID_URL, url)
701 raise ExtractorError(u'Invalid URL: %s' % url)
703 # Download channel page
704 channel_id = mobj.group(1)
708 url = self._TEMPLATE_URL % (channel_id, pagenum)
709 page = self._download_webpage(url, channel_id,
710 u'Downloading page #%s' % pagenum)
712 # Extract video identifiers
713 ids_in_page = self.extract_videos_from_page(page)
714 video_ids.extend(ids_in_page)
716 # Download any subsequent channel pages using the json-based channel_ajax query
717 if self._MORE_PAGES_INDICATOR in page:
719 pagenum = pagenum + 1
721 url = self._MORE_PAGES_URL % (pagenum, channel_id)
722 page = self._download_webpage(url, channel_id,
723 u'Downloading page #%s' % pagenum)
725 page = json.loads(page)
727 ids_in_page = self.extract_videos_from_page(page['content_html'])
728 video_ids.extend(ids_in_page)
730 if self._MORE_PAGES_INDICATOR not in page['load_more_widget_html']:
733 self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids)))
735 urls = ['http://www.youtube.com/watch?v=%s' % id for id in video_ids]
736 url_entries = [self.url_result(eurl, 'Youtube') for eurl in urls]
737 return [self.playlist_result(url_entries, channel_id)]
740 class YoutubeUserIE(InfoExtractor):
741 IE_DESC = u'YouTube.com user videos (URL or "ytuser" keyword)'
742 _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/user/)|ytuser:)([A-Za-z0-9_-]+)'
743 _TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s'
744 _GDATA_PAGE_SIZE = 50
745 _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d'
746 _VIDEO_INDICATOR = r'/watch\?v=(.+?)[\<&]'
747 IE_NAME = u'youtube:user'
749 def _real_extract(self, url):
751 mobj = re.match(self._VALID_URL, url)
753 raise ExtractorError(u'Invalid URL: %s' % url)
755 username = mobj.group(1)
757 # Download video ids using YouTube Data API. Result size per
758 # query is limited (currently to 50 videos) so we need to query
759 # page by page until there are no video ids - it means we got
766 start_index = pagenum * self._GDATA_PAGE_SIZE + 1
768 gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index)
769 page = self._download_webpage(gdata_url, username,
770 u'Downloading video ids from %d to %d' % (start_index, start_index + self._GDATA_PAGE_SIZE))
772 # Extract video identifiers
775 for mobj in re.finditer(self._VIDEO_INDICATOR, page):
776 if mobj.group(1) not in ids_in_page:
777 ids_in_page.append(mobj.group(1))
779 video_ids.extend(ids_in_page)
781 # A little optimization - if current page is not
782 # "full", ie. does not contain PAGE_SIZE video ids then
783 # we can assume that this page is the last one - there
784 # are no more ids on further pages - no need to query
787 if len(ids_in_page) < self._GDATA_PAGE_SIZE:
792 urls = ['http://www.youtube.com/watch?v=%s' % video_id for video_id in video_ids]
793 url_results = [self.url_result(rurl, 'Youtube') for rurl in urls]
794 return [self.playlist_result(url_results, playlist_title = username)]
796 class YoutubeSearchIE(SearchInfoExtractor):
797 IE_DESC = u'YouTube.com searches'
798 _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc'
800 IE_NAME = u'youtube:search'
801 _SEARCH_KEY = 'ytsearch'
803 def report_download_page(self, query, pagenum):
804 """Report attempt to download search page with given number."""
805 self._downloader.to_screen(u'[youtube] query "%s": Downloading page %s' % (query, pagenum))
807 def _get_n_results(self, query, n):
808 """Get a specified number of results for a query"""
814 while (50 * pagenum) < limit:
815 self.report_download_page(query, pagenum+1)
816 result_url = self._API_URL % (compat_urllib_parse.quote_plus(query), (50*pagenum)+1)
817 request = compat_urllib_request.Request(result_url)
819 data = compat_urllib_request.urlopen(request).read().decode('utf-8')
820 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
821 raise ExtractorError(u'Unable to download API page: %s' % compat_str(err))
822 api_response = json.loads(data)['data']
824 if not 'items' in api_response:
825 raise ExtractorError(u'[youtube] No video results')
827 new_ids = list(video['id'] for video in api_response['items'])
830 limit = min(n, api_response['totalItems'])
833 if len(video_ids) > n:
834 video_ids = video_ids[:n]
835 videos = [self.url_result('http://www.youtube.com/watch?v=%s' % id, 'Youtube') for id in video_ids]
836 return self.playlist_result(videos, query)
839 class YoutubeShowIE(InfoExtractor):
840 IE_DESC = u'YouTube.com (multi-season) shows'
841 _VALID_URL = r'https?://www\.youtube\.com/show/(.*)'
842 IE_NAME = u'youtube:show'
844 def _real_extract(self, url):
845 mobj = re.match(self._VALID_URL, url)
846 show_name = mobj.group(1)
847 webpage = self._download_webpage(url, show_name, u'Downloading show webpage')
848 # There's one playlist for each season of the show
849 m_seasons = list(re.finditer(r'href="(/playlist\?list=.*?)"', webpage))
850 self.to_screen(u'%s: Found %s seasons' % (show_name, len(m_seasons)))
851 return [self.url_result('https://www.youtube.com' + season.group(1), 'YoutubePlaylist') for season in m_seasons]
854 class YoutubeSubscriptionsIE(YoutubeIE):
855 """It's a subclass of YoutubeIE because we need to login"""
856 IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)'
857 _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
858 IE_NAME = u'youtube:subscriptions'
859 _FEED_TEMPLATE = 'http://www.youtube.com/feed_ajax?action_load_system_feed=1&feed_name=subscriptions&paging=%s'
862 # Overwrite YoutubeIE properties we don't want
865 def suitable(cls, url):
866 return re.match(cls._VALID_URL, url) is not None
868 def _real_initialize(self):
869 (username, password) = self._get_login_info()
871 raise ExtractorError(u'No login info available, needed for downloading the Youtube subscriptions.', expected=True)
872 super(YoutubeSubscriptionsIE, self)._real_initialize()
874 def _real_extract(self, url):
876 # The step argument is available only in 2.7 or higher
877 for i in itertools.count(0):
878 paging = i*self._PAGING_STEP
879 info = self._download_webpage(self._FEED_TEMPLATE % paging, 'feed',
880 u'Downloading page %s' % i)
881 info = json.loads(info)
882 feed_html = info['feed_html']
883 m_ids = re.finditer(r'"/watch\?v=(.*?)"', feed_html)
884 ids = orderedSet(m.group(1) for m in m_ids)
885 feed_entries.extend(self.url_result(id, 'Youtube') for id in ids)
886 if info['paging'] is None:
888 return self.playlist_result(feed_entries, playlist_title='Youtube Subscriptions')