youtube-dl

Another place where youtube-dl lives on
git clone git://git.oshgnacknak.de/youtube-dl.git
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facebook.py (30183B)


      1 # coding: utf-8
      2 from __future__ import unicode_literals
      3 
      4 import json
      5 import re
      6 import socket
      7 
      8 from .common import InfoExtractor
      9 from ..compat import (
     10     compat_etree_fromstring,
     11     compat_http_client,
     12     compat_str,
     13     compat_urllib_error,
     14     compat_urllib_parse_unquote,
     15     compat_urllib_parse_unquote_plus,
     16 )
     17 from ..utils import (
     18     clean_html,
     19     error_to_compat_str,
     20     ExtractorError,
     21     float_or_none,
     22     get_element_by_id,
     23     int_or_none,
     24     js_to_json,
     25     limit_length,
     26     parse_count,
     27     qualities,
     28     sanitized_Request,
     29     try_get,
     30     urlencode_postdata,
     31     urljoin,
     32 )
     33 
     34 
     35 class FacebookIE(InfoExtractor):
     36     _VALID_URL = r'''(?x)
     37                 (?:
     38                     https?://
     39                         (?:[\w-]+\.)?(?:facebook\.com|facebookcorewwwi\.onion)/
     40                         (?:[^#]*?\#!/)?
     41                         (?:
     42                             (?:
     43                                 video/video\.php|
     44                                 photo\.php|
     45                                 video\.php|
     46                                 video/embed|
     47                                 story\.php|
     48                                 watch(?:/live)?/?
     49                             )\?(?:.*?)(?:v|video_id|story_fbid)=|
     50                             [^/]+/videos/(?:[^/]+/)?|
     51                             [^/]+/posts/|
     52                             groups/[^/]+/permalink/|
     53                             watchparty/
     54                         )|
     55                     facebook:
     56                 )
     57                 (?P<id>[0-9]+)
     58                 '''
     59     _LOGIN_URL = 'https://www.facebook.com/login.php?next=http%3A%2F%2Ffacebook.com%2Fhome.php&login_attempt=1'
     60     _CHECKPOINT_URL = 'https://www.facebook.com/checkpoint/?next=http%3A%2F%2Ffacebook.com%2Fhome.php&_fb_noscript=1'
     61     _NETRC_MACHINE = 'facebook'
     62     IE_NAME = 'facebook'
     63 
     64     _VIDEO_PAGE_TEMPLATE = 'https://www.facebook.com/video/video.php?v=%s'
     65     _VIDEO_PAGE_TAHOE_TEMPLATE = 'https://www.facebook.com/video/tahoe/async/%s/?chain=true&isvideo=true&payloadtype=primary'
     66 
     67     _TESTS = [{
     68         'url': 'https://www.facebook.com/video.php?v=637842556329505&fref=nf',
     69         'md5': '6a40d33c0eccbb1af76cf0485a052659',
     70         'info_dict': {
     71             'id': '637842556329505',
     72             'ext': 'mp4',
     73             'title': 're:Did you know Kei Nishikori is the first Asian man to ever reach a Grand Slam',
     74             'uploader': 'Tennis on Facebook',
     75             'upload_date': '20140908',
     76             'timestamp': 1410199200,
     77         },
     78         'skip': 'Requires logging in',
     79     }, {
     80         # data.video
     81         'url': 'https://www.facebook.com/video.php?v=274175099429670',
     82         'info_dict': {
     83             'id': '274175099429670',
     84             'ext': 'mp4',
     85             'title': 're:^Asif Nawab Butt posted a video',
     86             'uploader': 'Asif Nawab Butt',
     87             'upload_date': '20140506',
     88             'timestamp': 1399398998,
     89             'thumbnail': r're:^https?://.*',
     90         },
     91         'expected_warnings': [
     92             'title'
     93         ]
     94     }, {
     95         'note': 'Video with DASH manifest',
     96         'url': 'https://www.facebook.com/video.php?v=957955867617029',
     97         'md5': 'b2c28d528273b323abe5c6ab59f0f030',
     98         'info_dict': {
     99             'id': '957955867617029',
    100             'ext': 'mp4',
    101             'title': 'When you post epic content on instagram.com/433 8 million followers, this is ...',
    102             'uploader': 'Demy de Zeeuw',
    103             'upload_date': '20160110',
    104             'timestamp': 1452431627,
    105         },
    106         'skip': 'Requires logging in',
    107     }, {
    108         'url': 'https://www.facebook.com/maxlayn/posts/10153807558977570',
    109         'md5': '037b1fa7f3c2d02b7a0d7bc16031ecc6',
    110         'info_dict': {
    111             'id': '544765982287235',
    112             'ext': 'mp4',
    113             'title': '"What are you doing running in the snow?"',
    114             'uploader': 'FailArmy',
    115         },
    116         'skip': 'Video gone',
    117     }, {
    118         'url': 'https://m.facebook.com/story.php?story_fbid=1035862816472149&id=116132035111903',
    119         'md5': '1deb90b6ac27f7efcf6d747c8a27f5e3',
    120         'info_dict': {
    121             'id': '1035862816472149',
    122             'ext': 'mp4',
    123             'title': 'What the Flock Is Going On In New Zealand  Credit: ViralHog',
    124             'uploader': 'S. Saint',
    125         },
    126         'skip': 'Video gone',
    127     }, {
    128         'note': 'swf params escaped',
    129         'url': 'https://www.facebook.com/barackobama/posts/10153664894881749',
    130         'md5': '97ba073838964d12c70566e0085c2b91',
    131         'info_dict': {
    132             'id': '10153664894881749',
    133             'ext': 'mp4',
    134             'title': 'Average time to confirm recent Supreme Court nominees: 67 days Longest it\'s t...',
    135             'thumbnail': r're:^https?://.*',
    136             'timestamp': 1456259628,
    137             'upload_date': '20160223',
    138             'uploader': 'Barack Obama',
    139         },
    140     }, {
    141         # have 1080P, but only up to 720p in swf params
    142         # data.video.story.attachments[].media
    143         'url': 'https://www.facebook.com/cnn/videos/10155529876156509/',
    144         'md5': '9571fae53d4165bbbadb17a94651dcdc',
    145         'info_dict': {
    146             'id': '10155529876156509',
    147             'ext': 'mp4',
    148             'title': 'She survived the holocaust — and years later, she’s getting her citizenship s...',
    149             'timestamp': 1477818095,
    150             'upload_date': '20161030',
    151             'uploader': 'CNN',
    152             'thumbnail': r're:^https?://.*',
    153             'view_count': int,
    154         },
    155     }, {
    156         # bigPipe.onPageletArrive ... onPageletArrive pagelet_group_mall
    157         # data.node.comet_sections.content.story.attachments[].style_type_renderer.attachment.media
    158         'url': 'https://www.facebook.com/yaroslav.korpan/videos/1417995061575415/',
    159         'info_dict': {
    160             'id': '1417995061575415',
    161             'ext': 'mp4',
    162             'title': 'md5:1db063d6a8c13faa8da727817339c857',
    163             'timestamp': 1486648217,
    164             'upload_date': '20170209',
    165             'uploader': 'Yaroslav Korpan',
    166         },
    167         'params': {
    168             'skip_download': True,
    169         },
    170     }, {
    171         'url': 'https://www.facebook.com/LaGuiaDelVaron/posts/1072691702860471',
    172         'info_dict': {
    173             'id': '1072691702860471',
    174             'ext': 'mp4',
    175             'title': 'md5:ae2d22a93fbb12dad20dc393a869739d',
    176             'timestamp': 1477305000,
    177             'upload_date': '20161024',
    178             'uploader': 'La Guía Del Varón',
    179             'thumbnail': r're:^https?://.*',
    180         },
    181         'params': {
    182             'skip_download': True,
    183         },
    184     }, {
    185         # data.node.comet_sections.content.story.attachments[].style_type_renderer.attachment.media
    186         'url': 'https://www.facebook.com/groups/1024490957622648/permalink/1396382447100162/',
    187         'info_dict': {
    188             'id': '1396382447100162',
    189             'ext': 'mp4',
    190             'title': 'md5:19a428bbde91364e3de815383b54a235',
    191             'timestamp': 1486035494,
    192             'upload_date': '20170202',
    193             'uploader': 'Elisabeth Ahtn',
    194         },
    195         'params': {
    196             'skip_download': True,
    197         },
    198     }, {
    199         'url': 'https://www.facebook.com/video.php?v=10204634152394104',
    200         'only_matching': True,
    201     }, {
    202         'url': 'https://www.facebook.com/amogood/videos/1618742068337349/?fref=nf',
    203         'only_matching': True,
    204     }, {
    205         # data.mediaset.currMedia.edges
    206         'url': 'https://www.facebook.com/ChristyClarkForBC/videos/vb.22819070941/10153870694020942/?type=2&theater',
    207         'only_matching': True,
    208     }, {
    209         # data.video.story.attachments[].media
    210         'url': 'facebook:544765982287235',
    211         'only_matching': True,
    212     }, {
    213         # data.node.comet_sections.content.story.attachments[].style_type_renderer.attachment.media
    214         'url': 'https://www.facebook.com/groups/164828000315060/permalink/764967300301124/',
    215         'only_matching': True,
    216     }, {
    217         # data.video.creation_story.attachments[].media
    218         'url': 'https://zh-hk.facebook.com/peoplespower/videos/1135894589806027/',
    219         'only_matching': True,
    220     }, {
    221         # data.video
    222         'url': 'https://www.facebookcorewwwi.onion/video.php?v=274175099429670',
    223         'only_matching': True,
    224     }, {
    225         # no title
    226         'url': 'https://www.facebook.com/onlycleverentertainment/videos/1947995502095005/',
    227         'only_matching': True,
    228     }, {
    229         # data.video
    230         'url': 'https://www.facebook.com/WatchESLOne/videos/359649331226507/',
    231         'info_dict': {
    232             'id': '359649331226507',
    233             'ext': 'mp4',
    234             'title': '#ESLOne VoD - Birmingham Finals Day#1 Fnatic vs. @Evil Geniuses',
    235             'uploader': 'ESL One Dota 2',
    236         },
    237         'params': {
    238             'skip_download': True,
    239         },
    240     }, {
    241         # data.node.comet_sections.content.story.attachments[].style_type_renderer.attachment.all_subattachments.nodes[].media
    242         'url': 'https://www.facebook.com/100033620354545/videos/106560053808006/',
    243         'info_dict': {
    244             'id': '106560053808006',
    245         },
    246         'playlist_count': 2,
    247     }, {
    248         # data.video.story.attachments[].media
    249         'url': 'https://www.facebook.com/watch/?v=647537299265662',
    250         'only_matching': True,
    251     }, {
    252         # data.node.comet_sections.content.story.attachments[].style_type_renderer.attachment.all_subattachments.nodes[].media
    253         'url': 'https://www.facebook.com/PankajShahLondon/posts/10157667649866271',
    254         'info_dict': {
    255             'id': '10157667649866271',
    256         },
    257         'playlist_count': 3,
    258     }, {
    259         # data.nodes[].comet_sections.content.story.attachments[].style_type_renderer.attachment.media
    260         'url': 'https://m.facebook.com/Alliance.Police.Department/posts/4048563708499330',
    261         'info_dict': {
    262             'id': '117576630041613',
    263             'ext': 'mp4',
    264             # TODO: title can be extracted from video page
    265             'title': 'Facebook video #117576630041613',
    266             'uploader_id': '189393014416438',
    267             'upload_date': '20201123',
    268             'timestamp': 1606162592,
    269         },
    270         'skip': 'Requires logging in',
    271     }, {
    272         # node.comet_sections.content.story.attached_story.attachments.style_type_renderer.attachment.media
    273         'url': 'https://www.facebook.com/groups/ateistiskselskab/permalink/10154930137678856/',
    274         'info_dict': {
    275             'id': '211567722618337',
    276             'ext': 'mp4',
    277             'title': 'Facebook video #211567722618337',
    278             'uploader_id': '127875227654254',
    279             'upload_date': '20161122',
    280             'timestamp': 1479793574,
    281         },
    282     }, {
    283         # data.video.creation_story.attachments[].media
    284         'url': 'https://www.facebook.com/watch/live/?v=1823658634322275',
    285         'only_matching': True,
    286     }, {
    287         'url': 'https://www.facebook.com/watchparty/211641140192478',
    288         'info_dict': {
    289             'id': '211641140192478',
    290         },
    291         'playlist_count': 1,
    292         'skip': 'Requires logging in',
    293     }]
    294     _SUPPORTED_PAGLETS_REGEX = r'(?:pagelet_group_mall|permalink_video_pagelet|hyperfeed_story_id_[0-9a-f]+)'
    295     _api_config = {
    296         'graphURI': '/api/graphql/'
    297     }
    298 
    299     @staticmethod
    300     def _extract_urls(webpage):
    301         urls = []
    302         for mobj in re.finditer(
    303                 r'<iframe[^>]+?src=(["\'])(?P<url>https?://www\.facebook\.com/(?:video/embed|plugins/video\.php).+?)\1',
    304                 webpage):
    305             urls.append(mobj.group('url'))
    306         # Facebook API embed
    307         # see https://developers.facebook.com/docs/plugins/embedded-video-player
    308         for mobj in re.finditer(r'''(?x)<div[^>]+
    309                 class=(?P<q1>[\'"])[^\'"]*\bfb-(?:video|post)\b[^\'"]*(?P=q1)[^>]+
    310                 data-href=(?P<q2>[\'"])(?P<url>(?:https?:)?//(?:www\.)?facebook.com/.+?)(?P=q2)''', webpage):
    311             urls.append(mobj.group('url'))
    312         return urls
    313 
    314     def _login(self):
    315         useremail, password = self._get_login_info()
    316         if useremail is None:
    317             return
    318 
    319         login_page_req = sanitized_Request(self._LOGIN_URL)
    320         self._set_cookie('facebook.com', 'locale', 'en_US')
    321         login_page = self._download_webpage(login_page_req, None,
    322                                             note='Downloading login page',
    323                                             errnote='Unable to download login page')
    324         lsd = self._search_regex(
    325             r'<input type="hidden" name="lsd" value="([^"]*)"',
    326             login_page, 'lsd')
    327         lgnrnd = self._search_regex(r'name="lgnrnd" value="([^"]*?)"', login_page, 'lgnrnd')
    328 
    329         login_form = {
    330             'email': useremail,
    331             'pass': password,
    332             'lsd': lsd,
    333             'lgnrnd': lgnrnd,
    334             'next': 'http://facebook.com/home.php',
    335             'default_persistent': '0',
    336             'legacy_return': '1',
    337             'timezone': '-60',
    338             'trynum': '1',
    339         }
    340         request = sanitized_Request(self._LOGIN_URL, urlencode_postdata(login_form))
    341         request.add_header('Content-Type', 'application/x-www-form-urlencoded')
    342         try:
    343             login_results = self._download_webpage(request, None,
    344                                                    note='Logging in', errnote='unable to fetch login page')
    345             if re.search(r'<form(.*)name="login"(.*)</form>', login_results) is not None:
    346                 error = self._html_search_regex(
    347                     r'(?s)<div[^>]+class=(["\']).*?login_error_box.*?\1[^>]*><div[^>]*>.*?</div><div[^>]*>(?P<error>.+?)</div>',
    348                     login_results, 'login error', default=None, group='error')
    349                 if error:
    350                     raise ExtractorError('Unable to login: %s' % error, expected=True)
    351                 self._downloader.report_warning('unable to log in: bad username/password, or exceeded login rate limit (~3/min). Check credentials or wait.')
    352                 return
    353 
    354             fb_dtsg = self._search_regex(
    355                 r'name="fb_dtsg" value="(.+?)"', login_results, 'fb_dtsg', default=None)
    356             h = self._search_regex(
    357                 r'name="h"\s+(?:\w+="[^"]+"\s+)*?value="([^"]+)"', login_results, 'h', default=None)
    358 
    359             if not fb_dtsg or not h:
    360                 return
    361 
    362             check_form = {
    363                 'fb_dtsg': fb_dtsg,
    364                 'h': h,
    365                 'name_action_selected': 'dont_save',
    366             }
    367             check_req = sanitized_Request(self._CHECKPOINT_URL, urlencode_postdata(check_form))
    368             check_req.add_header('Content-Type', 'application/x-www-form-urlencoded')
    369             check_response = self._download_webpage(check_req, None,
    370                                                     note='Confirming login')
    371             if re.search(r'id="checkpointSubmitButton"', check_response) is not None:
    372                 self._downloader.report_warning('Unable to confirm login, you have to login in your browser and authorize the login.')
    373         except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
    374             self._downloader.report_warning('unable to log in: %s' % error_to_compat_str(err))
    375             return
    376 
    377     def _real_initialize(self):
    378         self._login()
    379 
    380     def _extract_from_url(self, url, video_id):
    381         webpage = self._download_webpage(
    382             url.replace('://m.facebook.com/', '://www.facebook.com/'), video_id)
    383 
    384         video_data = None
    385 
    386         def extract_video_data(instances):
    387             video_data = []
    388             for item in instances:
    389                 if try_get(item, lambda x: x[1][0]) == 'VideoConfig':
    390                     video_item = item[2][0]
    391                     if video_item.get('video_id'):
    392                         video_data.append(video_item['videoData'])
    393             return video_data
    394 
    395         server_js_data = self._parse_json(self._search_regex(
    396             [r'handleServerJS\(({.+})(?:\);|,")', r'\bs\.handle\(({.+?})\);'],
    397             webpage, 'server js data', default='{}'), video_id, fatal=False)
    398 
    399         if server_js_data:
    400             video_data = extract_video_data(server_js_data.get('instances', []))
    401 
    402         def extract_from_jsmods_instances(js_data):
    403             if js_data:
    404                 return extract_video_data(try_get(
    405                     js_data, lambda x: x['jsmods']['instances'], list) or [])
    406 
    407         def extract_dash_manifest(video, formats):
    408             dash_manifest = video.get('dash_manifest')
    409             if dash_manifest:
    410                 formats.extend(self._parse_mpd_formats(
    411                     compat_etree_fromstring(compat_urllib_parse_unquote_plus(dash_manifest))))
    412 
    413         def process_formats(formats):
    414             # Downloads with browser's User-Agent are rate limited. Working around
    415             # with non-browser User-Agent.
    416             for f in formats:
    417                 f.setdefault('http_headers', {})['User-Agent'] = 'facebookexternalhit/1.1'
    418 
    419             self._sort_formats(formats)
    420 
    421         def extract_relay_data(_filter):
    422             return self._parse_json(self._search_regex(
    423                 r'handleWithCustomApplyEach\([^,]+,\s*({.*?%s.*?})\);' % _filter,
    424                 webpage, 'replay data', default='{}'), video_id, fatal=False) or {}
    425 
    426         def extract_relay_prefetched_data(_filter):
    427             replay_data = extract_relay_data(_filter)
    428             for require in (replay_data.get('require') or []):
    429                 if require[0] == 'RelayPrefetchedStreamCache':
    430                     return try_get(require, lambda x: x[3][1]['__bbox']['result']['data'], dict) or {}
    431 
    432         if not video_data:
    433             server_js_data = self._parse_json(self._search_regex([
    434                 r'bigPipe\.onPageletArrive\(({.+?})\)\s*;\s*}\s*\)\s*,\s*["\']onPageletArrive\s+' + self._SUPPORTED_PAGLETS_REGEX,
    435                 r'bigPipe\.onPageletArrive\(({.*?id\s*:\s*"%s".*?})\);' % self._SUPPORTED_PAGLETS_REGEX
    436             ], webpage, 'js data', default='{}'), video_id, js_to_json, False)
    437             video_data = extract_from_jsmods_instances(server_js_data)
    438 
    439         if not video_data:
    440             data = extract_relay_prefetched_data(
    441                 r'"(?:dash_manifest|playable_url(?:_quality_hd)?)"\s*:\s*"[^"]+"')
    442             if data:
    443                 entries = []
    444 
    445                 def parse_graphql_video(video):
    446                     formats = []
    447                     q = qualities(['sd', 'hd'])
    448                     for (suffix, format_id) in [('', 'sd'), ('_quality_hd', 'hd')]:
    449                         playable_url = video.get('playable_url' + suffix)
    450                         if not playable_url:
    451                             continue
    452                         formats.append({
    453                             'format_id': format_id,
    454                             'quality': q(format_id),
    455                             'url': playable_url,
    456                         })
    457                     extract_dash_manifest(video, formats)
    458                     process_formats(formats)
    459                     v_id = video.get('videoId') or video.get('id') or video_id
    460                     info = {
    461                         'id': v_id,
    462                         'formats': formats,
    463                         'thumbnail': try_get(video, lambda x: x['thumbnailImage']['uri']),
    464                         'uploader_id': try_get(video, lambda x: x['owner']['id']),
    465                         'timestamp': int_or_none(video.get('publish_time')),
    466                         'duration': float_or_none(video.get('playable_duration_in_ms'), 1000),
    467                     }
    468                     description = try_get(video, lambda x: x['savable_description']['text'])
    469                     title = video.get('name')
    470                     if title:
    471                         info.update({
    472                             'title': title,
    473                             'description': description,
    474                         })
    475                     else:
    476                         info['title'] = description or 'Facebook video #%s' % v_id
    477                     entries.append(info)
    478 
    479                 def parse_attachment(attachment, key='media'):
    480                     media = attachment.get(key) or {}
    481                     if media.get('__typename') == 'Video':
    482                         return parse_graphql_video(media)
    483 
    484                 nodes = data.get('nodes') or []
    485                 node = data.get('node') or {}
    486                 if not nodes and node:
    487                     nodes.append(node)
    488                 for node in nodes:
    489                     story = try_get(node, lambda x: x['comet_sections']['content']['story'], dict) or {}
    490                     attachments = try_get(story, [
    491                         lambda x: x['attached_story']['attachments'],
    492                         lambda x: x['attachments']
    493                     ], list) or []
    494                     for attachment in attachments:
    495                         attachment = try_get(attachment, lambda x: x['style_type_renderer']['attachment'], dict)
    496                         ns = try_get(attachment, lambda x: x['all_subattachments']['nodes'], list) or []
    497                         for n in ns:
    498                             parse_attachment(n)
    499                         parse_attachment(attachment)
    500 
    501                 edges = try_get(data, lambda x: x['mediaset']['currMedia']['edges'], list) or []
    502                 for edge in edges:
    503                     parse_attachment(edge, key='node')
    504 
    505                 video = data.get('video') or {}
    506                 if video:
    507                     attachments = try_get(video, [
    508                         lambda x: x['story']['attachments'],
    509                         lambda x: x['creation_story']['attachments']
    510                     ], list) or []
    511                     for attachment in attachments:
    512                         parse_attachment(attachment)
    513                     if not entries:
    514                         parse_graphql_video(video)
    515 
    516                 return self.playlist_result(entries, video_id)
    517 
    518         if not video_data:
    519             m_msg = re.search(r'class="[^"]*uiInterstitialContent[^"]*"><div>(.*?)</div>', webpage)
    520             if m_msg is not None:
    521                 raise ExtractorError(
    522                     'The video is not available, Facebook said: "%s"' % m_msg.group(1),
    523                     expected=True)
    524             elif any(p in webpage for p in (
    525                     '>You must log in to continue',
    526                     'id="login_form"',
    527                     'id="loginbutton"')):
    528                 self.raise_login_required()
    529 
    530         if not video_data and '/watchparty/' in url:
    531             post_data = {
    532                 'doc_id': 3731964053542869,
    533                 'variables': json.dumps({
    534                     'livingRoomID': video_id,
    535                 }),
    536             }
    537 
    538             prefetched_data = extract_relay_prefetched_data(r'"login_data"\s*:\s*{')
    539             if prefetched_data:
    540                 lsd = try_get(prefetched_data, lambda x: x['login_data']['lsd'], dict)
    541                 if lsd:
    542                     post_data[lsd['name']] = lsd['value']
    543 
    544             relay_data = extract_relay_data(r'\[\s*"RelayAPIConfigDefaults"\s*,')
    545             for define in (relay_data.get('define') or []):
    546                 if define[0] == 'RelayAPIConfigDefaults':
    547                     self._api_config = define[2]
    548 
    549             living_room = self._download_json(
    550                 urljoin(url, self._api_config['graphURI']), video_id,
    551                 data=urlencode_postdata(post_data))['data']['living_room']
    552 
    553             entries = []
    554             for edge in (try_get(living_room, lambda x: x['recap']['watched_content']['edges']) or []):
    555                 video = try_get(edge, lambda x: x['node']['video']) or {}
    556                 v_id = video.get('id')
    557                 if not v_id:
    558                     continue
    559                 v_id = compat_str(v_id)
    560                 entries.append(self.url_result(
    561                     self._VIDEO_PAGE_TEMPLATE % v_id,
    562                     self.ie_key(), v_id, video.get('name')))
    563 
    564             return self.playlist_result(entries, video_id)
    565 
    566         if not video_data:
    567             # Video info not in first request, do a secondary request using
    568             # tahoe player specific URL
    569             tahoe_data = self._download_webpage(
    570                 self._VIDEO_PAGE_TAHOE_TEMPLATE % video_id, video_id,
    571                 data=urlencode_postdata({
    572                     '__a': 1,
    573                     '__pc': self._search_regex(
    574                         r'pkg_cohort["\']\s*:\s*["\'](.+?)["\']', webpage,
    575                         'pkg cohort', default='PHASED:DEFAULT'),
    576                     '__rev': self._search_regex(
    577                         r'client_revision["\']\s*:\s*(\d+),', webpage,
    578                         'client revision', default='3944515'),
    579                     'fb_dtsg': self._search_regex(
    580                         r'"DTSGInitialData"\s*,\s*\[\]\s*,\s*{\s*"token"\s*:\s*"([^"]+)"',
    581                         webpage, 'dtsg token', default=''),
    582                 }),
    583                 headers={
    584                     'Content-Type': 'application/x-www-form-urlencoded',
    585                 })
    586             tahoe_js_data = self._parse_json(
    587                 self._search_regex(
    588                     r'for\s+\(\s*;\s*;\s*\)\s*;(.+)', tahoe_data,
    589                     'tahoe js data', default='{}'),
    590                 video_id, fatal=False)
    591             video_data = extract_from_jsmods_instances(tahoe_js_data)
    592 
    593         if not video_data:
    594             raise ExtractorError('Cannot parse data')
    595 
    596         if len(video_data) > 1:
    597             entries = []
    598             for v in video_data:
    599                 video_url = v[0].get('video_url')
    600                 if not video_url:
    601                     continue
    602                 entries.append(self.url_result(urljoin(
    603                     url, video_url), self.ie_key(), v[0].get('video_id')))
    604             return self.playlist_result(entries, video_id)
    605         video_data = video_data[0]
    606 
    607         formats = []
    608         subtitles = {}
    609         for f in video_data:
    610             format_id = f['stream_type']
    611             if f and isinstance(f, dict):
    612                 f = [f]
    613             if not f or not isinstance(f, list):
    614                 continue
    615             for quality in ('sd', 'hd'):
    616                 for src_type in ('src', 'src_no_ratelimit'):
    617                     src = f[0].get('%s_%s' % (quality, src_type))
    618                     if src:
    619                         preference = -10 if format_id == 'progressive' else 0
    620                         if quality == 'hd':
    621                             preference += 5
    622                         formats.append({
    623                             'format_id': '%s_%s_%s' % (format_id, quality, src_type),
    624                             'url': src,
    625                             'preference': preference,
    626                         })
    627             extract_dash_manifest(f[0], formats)
    628             subtitles_src = f[0].get('subtitles_src')
    629             if subtitles_src:
    630                 subtitles.setdefault('en', []).append({'url': subtitles_src})
    631         if not formats:
    632             raise ExtractorError('Cannot find video formats')
    633 
    634         process_formats(formats)
    635 
    636         video_title = self._html_search_regex(
    637             r'<h2\s+[^>]*class="uiHeaderTitle"[^>]*>([^<]*)</h2>', webpage,
    638             'title', default=None)
    639         if not video_title:
    640             video_title = self._html_search_regex(
    641                 r'(?s)<span class="fbPhotosPhotoCaption".*?id="fbPhotoPageCaption"><span class="hasCaption">(.*?)</span>',
    642                 webpage, 'alternative title', default=None)
    643         if not video_title:
    644             video_title = self._html_search_meta(
    645                 'description', webpage, 'title', default=None)
    646         if video_title:
    647             video_title = limit_length(video_title, 80)
    648         else:
    649             video_title = 'Facebook video #%s' % video_id
    650         uploader = clean_html(get_element_by_id(
    651             'fbPhotoPageAuthorName', webpage)) or self._search_regex(
    652             r'ownerName\s*:\s*"([^"]+)"', webpage, 'uploader',
    653             default=None) or self._og_search_title(webpage, fatal=False)
    654         timestamp = int_or_none(self._search_regex(
    655             r'<abbr[^>]+data-utime=["\'](\d+)', webpage,
    656             'timestamp', default=None))
    657         thumbnail = self._html_search_meta(['og:image', 'twitter:image'], webpage)
    658 
    659         view_count = parse_count(self._search_regex(
    660             r'\bviewCount\s*:\s*["\']([\d,.]+)', webpage, 'view count',
    661             default=None))
    662 
    663         info_dict = {
    664             'id': video_id,
    665             'title': video_title,
    666             'formats': formats,
    667             'uploader': uploader,
    668             'timestamp': timestamp,
    669             'thumbnail': thumbnail,
    670             'view_count': view_count,
    671             'subtitles': subtitles,
    672         }
    673 
    674         return info_dict
    675 
    676     def _real_extract(self, url):
    677         video_id = self._match_id(url)
    678 
    679         real_url = self._VIDEO_PAGE_TEMPLATE % video_id if url.startswith('facebook:') else url
    680         return self._extract_from_url(real_url, video_id)
    681 
    682 
    683 class FacebookPluginsVideoIE(InfoExtractor):
    684     _VALID_URL = r'https?://(?:[\w-]+\.)?facebook\.com/plugins/video\.php\?.*?\bhref=(?P<id>https.+)'
    685 
    686     _TESTS = [{
    687         'url': 'https://www.facebook.com/plugins/video.php?href=https%3A%2F%2Fwww.facebook.com%2Fgov.sg%2Fvideos%2F10154383743583686%2F&show_text=0&width=560',
    688         'md5': '5954e92cdfe51fe5782ae9bda7058a07',
    689         'info_dict': {
    690             'id': '10154383743583686',
    691             'ext': 'mp4',
    692             'title': 'What to do during the haze?',
    693             'uploader': 'Gov.sg',
    694             'upload_date': '20160826',
    695             'timestamp': 1472184808,
    696         },
    697         'add_ie': [FacebookIE.ie_key()],
    698     }, {
    699         'url': 'https://www.facebook.com/plugins/video.php?href=https%3A%2F%2Fwww.facebook.com%2Fvideo.php%3Fv%3D10204634152394104',
    700         'only_matching': True,
    701     }, {
    702         'url': 'https://www.facebook.com/plugins/video.php?href=https://www.facebook.com/gov.sg/videos/10154383743583686/&show_text=0&width=560',
    703         'only_matching': True,
    704     }]
    705 
    706     def _real_extract(self, url):
    707         return self.url_result(
    708             compat_urllib_parse_unquote(self._match_id(url)),
    709             FacebookIE.ie_key())