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[youtubedl] / youtube_dl / extractor / facebook.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5 import socket
6
7 from .common import InfoExtractor
8 from ..compat import (
9 compat_etree_fromstring,
10 compat_http_client,
11 compat_urllib_error,
12 compat_urllib_parse_unquote,
13 compat_urllib_parse_unquote_plus,
14 )
15 from ..utils import (
16 clean_html,
17 error_to_compat_str,
18 ExtractorError,
19 get_element_by_id,
20 int_or_none,
21 js_to_json,
22 limit_length,
23 sanitized_Request,
24 try_get,
25 urlencode_postdata,
26 )
27
28
29 class FacebookIE(InfoExtractor):
30 _VALID_URL = r'''(?x)
31 (?:
32 https?://
33 (?:[\w-]+\.)?(?:facebook\.com|facebookcorewwwi\.onion)/
34 (?:[^#]*?\#!/)?
35 (?:
36 (?:
37 video/video\.php|
38 photo\.php|
39 video\.php|
40 video/embed|
41 story\.php
42 )\?(?:.*?)(?:v|video_id|story_fbid)=|
43 [^/]+/videos/(?:[^/]+/)?|
44 [^/]+/posts/|
45 groups/[^/]+/permalink/
46 )|
47 facebook:
48 )
49 (?P<id>[0-9]+)
50 '''
51 _LOGIN_URL = 'https://www.facebook.com/login.php?next=http%3A%2F%2Ffacebook.com%2Fhome.php&login_attempt=1'
52 _CHECKPOINT_URL = 'https://www.facebook.com/checkpoint/?next=http%3A%2F%2Ffacebook.com%2Fhome.php&_fb_noscript=1'
53 _NETRC_MACHINE = 'facebook'
54 IE_NAME = 'facebook'
55
56 _CHROME_USER_AGENT = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.97 Safari/537.36'
57
58 _VIDEO_PAGE_TEMPLATE = 'https://www.facebook.com/video/video.php?v=%s'
59
60 _TESTS = [{
61 'url': 'https://www.facebook.com/video.php?v=637842556329505&fref=nf',
62 'md5': '6a40d33c0eccbb1af76cf0485a052659',
63 'info_dict': {
64 'id': '637842556329505',
65 'ext': 'mp4',
66 'title': 're:Did you know Kei Nishikori is the first Asian man to ever reach a Grand Slam',
67 'uploader': 'Tennis on Facebook',
68 'upload_date': '20140908',
69 'timestamp': 1410199200,
70 }
71 }, {
72 'note': 'Video without discernible title',
73 'url': 'https://www.facebook.com/video.php?v=274175099429670',
74 'info_dict': {
75 'id': '274175099429670',
76 'ext': 'mp4',
77 'title': 'Asif Nawab Butt posted a video to his Timeline.',
78 'uploader': 'Asif Nawab Butt',
79 'upload_date': '20140506',
80 'timestamp': 1399398998,
81 },
82 'expected_warnings': [
83 'title'
84 ]
85 }, {
86 'note': 'Video with DASH manifest',
87 'url': 'https://www.facebook.com/video.php?v=957955867617029',
88 'md5': 'b2c28d528273b323abe5c6ab59f0f030',
89 'info_dict': {
90 'id': '957955867617029',
91 'ext': 'mp4',
92 'title': 'When you post epic content on instagram.com/433 8 million followers, this is ...',
93 'uploader': 'Demy de Zeeuw',
94 'upload_date': '20160110',
95 'timestamp': 1452431627,
96 },
97 }, {
98 'url': 'https://www.facebook.com/maxlayn/posts/10153807558977570',
99 'md5': '037b1fa7f3c2d02b7a0d7bc16031ecc6',
100 'info_dict': {
101 'id': '544765982287235',
102 'ext': 'mp4',
103 'title': '"What are you doing running in the snow?"',
104 'uploader': 'FailArmy',
105 },
106 'skip': 'Video gone',
107 }, {
108 'url': 'https://m.facebook.com/story.php?story_fbid=1035862816472149&id=116132035111903',
109 'md5': '1deb90b6ac27f7efcf6d747c8a27f5e3',
110 'info_dict': {
111 'id': '1035862816472149',
112 'ext': 'mp4',
113 'title': 'What the Flock Is Going On In New Zealand Credit: ViralHog',
114 'uploader': 'S. Saint',
115 },
116 'skip': 'Video gone',
117 }, {
118 'note': 'swf params escaped',
119 'url': 'https://www.facebook.com/barackobama/posts/10153664894881749',
120 'md5': '97ba073838964d12c70566e0085c2b91',
121 'info_dict': {
122 'id': '10153664894881749',
123 'ext': 'mp4',
124 'title': 'Facebook video #10153664894881749',
125 },
126 }, {
127 # have 1080P, but only up to 720p in swf params
128 'url': 'https://www.facebook.com/cnn/videos/10155529876156509/',
129 'md5': '0d9813160b146b3bc8744e006027fcc6',
130 'info_dict': {
131 'id': '10155529876156509',
132 'ext': 'mp4',
133 'title': 'Holocaust survivor becomes US citizen',
134 'timestamp': 1477818095,
135 'upload_date': '20161030',
136 'uploader': 'CNN',
137 },
138 }, {
139 # bigPipe.onPageletArrive ... onPageletArrive pagelet_group_mall
140 'url': 'https://www.facebook.com/yaroslav.korpan/videos/1417995061575415/',
141 'info_dict': {
142 'id': '1417995061575415',
143 'ext': 'mp4',
144 'title': 'md5:a7b86ca673f51800cd54687b7f4012fe',
145 'timestamp': 1486648217,
146 'upload_date': '20170209',
147 'uploader': 'Yaroslav Korpan',
148 },
149 'params': {
150 'skip_download': True,
151 },
152 }, {
153 'url': 'https://www.facebook.com/LaGuiaDelVaron/posts/1072691702860471',
154 'info_dict': {
155 'id': '1072691702860471',
156 'ext': 'mp4',
157 'title': 'md5:ae2d22a93fbb12dad20dc393a869739d',
158 'timestamp': 1477305000,
159 'upload_date': '20161024',
160 'uploader': 'La Guía Del Varón',
161 },
162 'params': {
163 'skip_download': True,
164 },
165 }, {
166 'url': 'https://www.facebook.com/groups/1024490957622648/permalink/1396382447100162/',
167 'info_dict': {
168 'id': '1396382447100162',
169 'ext': 'mp4',
170 'title': 'md5:e2d2700afdf84e121f5d0f999bad13a3',
171 'timestamp': 1486035494,
172 'upload_date': '20170202',
173 'uploader': 'Elisabeth Ahtn',
174 },
175 'params': {
176 'skip_download': True,
177 },
178 }, {
179 'url': 'https://www.facebook.com/video.php?v=10204634152394104',
180 'only_matching': True,
181 }, {
182 'url': 'https://www.facebook.com/amogood/videos/1618742068337349/?fref=nf',
183 'only_matching': True,
184 }, {
185 'url': 'https://www.facebook.com/ChristyClarkForBC/videos/vb.22819070941/10153870694020942/?type=2&theater',
186 'only_matching': True,
187 }, {
188 'url': 'facebook:544765982287235',
189 'only_matching': True,
190 }, {
191 'url': 'https://www.facebook.com/groups/164828000315060/permalink/764967300301124/',
192 'only_matching': True,
193 }, {
194 'url': 'https://zh-hk.facebook.com/peoplespower/videos/1135894589806027/',
195 'only_matching': True,
196 }, {
197 'url': 'https://www.facebookcorewwwi.onion/video.php?v=274175099429670',
198 'only_matching': True,
199 }]
200
201 @staticmethod
202 def _extract_url(webpage):
203 mobj = re.search(
204 r'<iframe[^>]+?src=(["\'])(?P<url>https://www\.facebook\.com/video/embed.+?)\1', webpage)
205 if mobj is not None:
206 return mobj.group('url')
207
208 # Facebook API embed
209 # see https://developers.facebook.com/docs/plugins/embedded-video-player
210 mobj = re.search(r'''(?x)<div[^>]+
211 class=(?P<q1>[\'"])[^\'"]*\bfb-(?:video|post)\b[^\'"]*(?P=q1)[^>]+
212 data-href=(?P<q2>[\'"])(?P<url>(?:https?:)?//(?:www\.)?facebook.com/.+?)(?P=q2)''', webpage)
213 if mobj is not None:
214 return mobj.group('url')
215
216 def _login(self):
217 (useremail, password) = self._get_login_info()
218 if useremail is None:
219 return
220
221 login_page_req = sanitized_Request(self._LOGIN_URL)
222 self._set_cookie('facebook.com', 'locale', 'en_US')
223 login_page = self._download_webpage(login_page_req, None,
224 note='Downloading login page',
225 errnote='Unable to download login page')
226 lsd = self._search_regex(
227 r'<input type="hidden" name="lsd" value="([^"]*)"',
228 login_page, 'lsd')
229 lgnrnd = self._search_regex(r'name="lgnrnd" value="([^"]*?)"', login_page, 'lgnrnd')
230
231 login_form = {
232 'email': useremail,
233 'pass': password,
234 'lsd': lsd,
235 'lgnrnd': lgnrnd,
236 'next': 'http://facebook.com/home.php',
237 'default_persistent': '0',
238 'legacy_return': '1',
239 'timezone': '-60',
240 'trynum': '1',
241 }
242 request = sanitized_Request(self._LOGIN_URL, urlencode_postdata(login_form))
243 request.add_header('Content-Type', 'application/x-www-form-urlencoded')
244 try:
245 login_results = self._download_webpage(request, None,
246 note='Logging in', errnote='unable to fetch login page')
247 if re.search(r'<form(.*)name="login"(.*)</form>', login_results) is not None:
248 error = self._html_search_regex(
249 r'(?s)<div[^>]+class=(["\']).*?login_error_box.*?\1[^>]*><div[^>]*>.*?</div><div[^>]*>(?P<error>.+?)</div>',
250 login_results, 'login error', default=None, group='error')
251 if error:
252 raise ExtractorError('Unable to login: %s' % error, expected=True)
253 self._downloader.report_warning('unable to log in: bad username/password, or exceeded login rate limit (~3/min). Check credentials or wait.')
254 return
255
256 fb_dtsg = self._search_regex(
257 r'name="fb_dtsg" value="(.+?)"', login_results, 'fb_dtsg', default=None)
258 h = self._search_regex(
259 r'name="h"\s+(?:\w+="[^"]+"\s+)*?value="([^"]+)"', login_results, 'h', default=None)
260
261 if not fb_dtsg or not h:
262 return
263
264 check_form = {
265 'fb_dtsg': fb_dtsg,
266 'h': h,
267 'name_action_selected': 'dont_save',
268 }
269 check_req = sanitized_Request(self._CHECKPOINT_URL, urlencode_postdata(check_form))
270 check_req.add_header('Content-Type', 'application/x-www-form-urlencoded')
271 check_response = self._download_webpage(check_req, None,
272 note='Confirming login')
273 if re.search(r'id="checkpointSubmitButton"', check_response) is not None:
274 self._downloader.report_warning('Unable to confirm login, you have to login in your browser and authorize the login.')
275 except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
276 self._downloader.report_warning('unable to log in: %s' % error_to_compat_str(err))
277 return
278
279 def _real_initialize(self):
280 self._login()
281
282 def _extract_from_url(self, url, video_id, fatal_if_no_video=True):
283 req = sanitized_Request(url)
284 req.add_header('User-Agent', self._CHROME_USER_AGENT)
285 webpage = self._download_webpage(req, video_id)
286
287 video_data = None
288
289 def extract_video_data(instances):
290 for item in instances:
291 if item[1][0] == 'VideoConfig':
292 video_item = item[2][0]
293 if video_item.get('video_id'):
294 return video_item['videoData']
295
296 server_js_data = self._parse_json(self._search_regex(
297 r'handleServerJS\(({.+})(?:\);|,")', webpage,
298 'server js data', default='{}'), video_id, fatal=False)
299
300 if server_js_data:
301 video_data = extract_video_data(server_js_data.get('instances', []))
302
303 if not video_data:
304 server_js_data = self._parse_json(
305 self._search_regex(
306 r'bigPipe\.onPageletArrive\(({.+?})\)\s*;\s*}\s*\)\s*,\s*["\']onPageletArrive\s+(?:stream_pagelet|pagelet_group_mall)',
307 webpage, 'js data', default='{}'),
308 video_id, transform_source=js_to_json, fatal=False)
309 if server_js_data:
310 video_data = extract_video_data(try_get(
311 server_js_data, lambda x: x['jsmods']['instances'],
312 list) or [])
313
314 if not video_data:
315 if not fatal_if_no_video:
316 return webpage, False
317 m_msg = re.search(r'class="[^"]*uiInterstitialContent[^"]*"><div>(.*?)</div>', webpage)
318 if m_msg is not None:
319 raise ExtractorError(
320 'The video is not available, Facebook said: "%s"' % m_msg.group(1),
321 expected=True)
322 elif '>You must log in to continue' in webpage:
323 self.raise_login_required()
324 else:
325 raise ExtractorError('Cannot parse data')
326
327 formats = []
328 for f in video_data:
329 format_id = f['stream_type']
330 if f and isinstance(f, dict):
331 f = [f]
332 if not f or not isinstance(f, list):
333 continue
334 for quality in ('sd', 'hd'):
335 for src_type in ('src', 'src_no_ratelimit'):
336 src = f[0].get('%s_%s' % (quality, src_type))
337 if src:
338 preference = -10 if format_id == 'progressive' else 0
339 if quality == 'hd':
340 preference += 5
341 formats.append({
342 'format_id': '%s_%s_%s' % (format_id, quality, src_type),
343 'url': src,
344 'preference': preference,
345 })
346 dash_manifest = f[0].get('dash_manifest')
347 if dash_manifest:
348 formats.extend(self._parse_mpd_formats(
349 compat_etree_fromstring(compat_urllib_parse_unquote_plus(dash_manifest))))
350 if not formats:
351 raise ExtractorError('Cannot find video formats')
352
353 self._sort_formats(formats)
354
355 video_title = self._html_search_regex(
356 r'<h2\s+[^>]*class="uiHeaderTitle"[^>]*>([^<]*)</h2>', webpage, 'title',
357 default=None)
358 if not video_title:
359 video_title = self._html_search_regex(
360 r'(?s)<span class="fbPhotosPhotoCaption".*?id="fbPhotoPageCaption"><span class="hasCaption">(.*?)</span>',
361 webpage, 'alternative title', default=None)
362 if not video_title:
363 video_title = self._html_search_meta(
364 'description', webpage, 'title')
365 if video_title:
366 video_title = limit_length(video_title, 80)
367 else:
368 video_title = 'Facebook video #%s' % video_id
369 uploader = clean_html(get_element_by_id(
370 'fbPhotoPageAuthorName', webpage)) or self._search_regex(
371 r'ownerName\s*:\s*"([^"]+)"', webpage, 'uploader', fatal=False)
372 timestamp = int_or_none(self._search_regex(
373 r'<abbr[^>]+data-utime=["\'](\d+)', webpage,
374 'timestamp', default=None))
375
376 info_dict = {
377 'id': video_id,
378 'title': video_title,
379 'formats': formats,
380 'uploader': uploader,
381 'timestamp': timestamp,
382 }
383
384 return webpage, info_dict
385
386 def _real_extract(self, url):
387 video_id = self._match_id(url)
388
389 real_url = self._VIDEO_PAGE_TEMPLATE % video_id if url.startswith('facebook:') else url
390 webpage, info_dict = self._extract_from_url(real_url, video_id, fatal_if_no_video=False)
391
392 if info_dict:
393 return info_dict
394
395 if '/posts/' in url:
396 entries = [
397 self.url_result('facebook:%s' % vid, FacebookIE.ie_key())
398 for vid in self._parse_json(
399 self._search_regex(
400 r'(["\'])video_ids\1\s*:\s*(?P<ids>\[.+?\])',
401 webpage, 'video ids', group='ids'),
402 video_id)]
403
404 return self.playlist_result(entries, video_id)
405 else:
406 _, info_dict = self._extract_from_url(
407 self._VIDEO_PAGE_TEMPLATE % video_id,
408 video_id, fatal_if_no_video=True)
409 return info_dict
410
411
412 class FacebookPluginsVideoIE(InfoExtractor):
413 _VALID_URL = r'https?://(?:[\w-]+\.)?facebook\.com/plugins/video\.php\?.*?\bhref=(?P<id>https.+)'
414
415 _TESTS = [{
416 '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',
417 'md5': '5954e92cdfe51fe5782ae9bda7058a07',
418 'info_dict': {
419 'id': '10154383743583686',
420 'ext': 'mp4',
421 'title': 'What to do during the haze?',
422 'uploader': 'Gov.sg',
423 'upload_date': '20160826',
424 'timestamp': 1472184808,
425 },
426 'add_ie': [FacebookIE.ie_key()],
427 }, {
428 'url': 'https://www.facebook.com/plugins/video.php?href=https%3A%2F%2Fwww.facebook.com%2Fvideo.php%3Fv%3D10204634152394104',
429 'only_matching': True,
430 }, {
431 'url': 'https://www.facebook.com/plugins/video.php?href=https://www.facebook.com/gov.sg/videos/10154383743583686/&show_text=0&width=560',
432 'only_matching': True,
433 }]
434
435 def _real_extract(self, url):
436 return self.url_result(
437 compat_urllib_parse_unquote(self._match_id(url)),
438 FacebookIE.ie_key())