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Commit | Line | Data |
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c5e8d7af | 1 | # coding: utf-8 |
c5e8d7af | 2 | |
e0df6211 | 3 | import collections |
edf3e38e | 4 | import errno |
e0df6211 | 5 | import io |
0ca96d48 | 6 | import itertools |
c5e8d7af | 7 | import json |
c4417ddb | 8 | import os.path |
c5e8d7af PH |
9 | import re |
10 | import socket | |
e0df6211 PH |
11 | import string |
12 | import struct | |
13 | import traceback | |
055e6f36 | 14 | import xml.etree.ElementTree |
e0df6211 | 15 | import zlib |
c5e8d7af | 16 | |
b05654f0 | 17 | from .common import InfoExtractor, SearchInfoExtractor |
54d39d8b | 18 | from .subtitles import SubtitlesInfoExtractor |
c5e8d7af | 19 | from ..utils import ( |
edf3e38e | 20 | compat_chr, |
c5e8d7af PH |
21 | compat_http_client, |
22 | compat_parse_qs, | |
23 | compat_urllib_error, | |
24 | compat_urllib_parse, | |
25 | compat_urllib_request, | |
7c61bd36 | 26 | compat_urlparse, |
c5e8d7af PH |
27 | compat_str, |
28 | ||
29 | clean_html, | |
c38b1e77 | 30 | get_cachedir, |
c5e8d7af PH |
31 | get_element_by_id, |
32 | ExtractorError, | |
33 | unescapeHTML, | |
34 | unified_strdate, | |
04cc9617 | 35 | orderedSet, |
edf3e38e | 36 | write_json_file, |
c5e8d7af PH |
37 | ) |
38 | ||
de7f3446 | 39 | class YoutubeBaseInfoExtractor(InfoExtractor): |
b2e8bc1b JMF |
40 | """Provide base functions for Youtube extractors""" |
41 | _LOGIN_URL = 'https://accounts.google.com/ServiceLogin' | |
42 | _LANG_URL = r'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1' | |
43 | _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en' | |
44 | _NETRC_MACHINE = 'youtube' | |
45 | # If True it will raise an error if no login info is provided | |
46 | _LOGIN_REQUIRED = False | |
47 | ||
48 | def report_lang(self): | |
49 | """Report attempt to set language.""" | |
50 | self.to_screen(u'Setting language') | |
51 | ||
52 | def _set_language(self): | |
53 | request = compat_urllib_request.Request(self._LANG_URL) | |
54 | try: | |
55 | self.report_lang() | |
56 | compat_urllib_request.urlopen(request).read() | |
57 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
58 | self._downloader.report_warning(u'unable to set language: %s' % compat_str(err)) | |
59 | return False | |
60 | return True | |
61 | ||
62 | def _login(self): | |
63 | (username, password) = self._get_login_info() | |
64 | # No authentication to be performed | |
65 | if username is None: | |
66 | if self._LOGIN_REQUIRED: | |
67 | raise ExtractorError(u'No login info available, needed for using %s.' % self.IE_NAME, expected=True) | |
68 | return False | |
69 | ||
70 | request = compat_urllib_request.Request(self._LOGIN_URL) | |
71 | try: | |
72 | login_page = compat_urllib_request.urlopen(request).read().decode('utf-8') | |
73 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
74 | self._downloader.report_warning(u'unable to fetch login page: %s' % compat_str(err)) | |
75 | return False | |
76 | ||
795f28f8 PH |
77 | galx = self._search_regex(r'(?s)<input.+?name="GALX".+?value="(.+?)"', |
78 | login_page, u'Login GALX parameter') | |
c5e8d7af | 79 | |
b2e8bc1b JMF |
80 | # Log in |
81 | login_form_strs = { | |
82 | u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1', | |
83 | u'Email': username, | |
84 | u'GALX': galx, | |
85 | u'Passwd': password, | |
86 | u'PersistentCookie': u'yes', | |
87 | u'_utf8': u'霱', | |
88 | u'bgresponse': u'js_disabled', | |
89 | u'checkConnection': u'', | |
90 | u'checkedDomains': u'youtube', | |
91 | u'dnConn': u'', | |
b2e8bc1b JMF |
92 | u'pstMsg': u'0', |
93 | u'rmShown': u'1', | |
94 | u'secTok': u'', | |
95 | u'signIn': u'Sign in', | |
96 | u'timeStmp': u'', | |
97 | u'service': u'youtube', | |
98 | u'uilel': u'3', | |
99 | u'hl': u'en_US', | |
100 | } | |
101 | # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode | |
102 | # chokes on unicode | |
103 | login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items()) | |
104 | login_data = compat_urllib_parse.urlencode(login_form).encode('ascii') | |
105 | request = compat_urllib_request.Request(self._LOGIN_URL, login_data) | |
106 | try: | |
107 | self.report_login() | |
108 | login_results = compat_urllib_request.urlopen(request).read().decode('utf-8') | |
109 | if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None: | |
110 | self._downloader.report_warning(u'unable to log in: bad username or password') | |
111 | return False | |
112 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
113 | self._downloader.report_warning(u'unable to log in: %s' % compat_str(err)) | |
114 | return False | |
115 | return True | |
116 | ||
117 | def _confirm_age(self): | |
118 | age_form = { | |
119 | 'next_url': '/', | |
120 | 'action_confirm': 'Confirm', | |
121 | } | |
122 | request = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form)) | |
123 | try: | |
124 | self.report_age_confirmation() | |
125 | compat_urllib_request.urlopen(request).read().decode('utf-8') | |
126 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
127 | raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err)) | |
128 | return True | |
129 | ||
130 | def _real_initialize(self): | |
131 | if self._downloader is None: | |
132 | return | |
133 | if not self._set_language(): | |
134 | return | |
135 | if not self._login(): | |
136 | return | |
137 | self._confirm_age() | |
c5e8d7af | 138 | |
8377574c | 139 | |
de7f3446 | 140 | class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor): |
0f818663 | 141 | IE_DESC = u'YouTube.com' |
c5e8d7af PH |
142 | _VALID_URL = r"""^ |
143 | ( | |
144 | (?:https?://)? # http(s):// (optional) | |
f4b05232 | 145 | (?:(?:(?:(?:\w+\.)?youtube(?:-nocookie)?\.com/| |
e69ae5b9 JMF |
146 | tube\.majestyc\.net/| |
147 | youtube\.googleapis\.com/) # the various hostnames, with wildcard subdomains | |
c5e8d7af PH |
148 | (?:.*?\#/)? # handle anchor (#/) redirect urls |
149 | (?: # the various things that can precede the ID: | |
150 | (?:(?:v|embed|e)/) # v/ or embed/ or e/ | |
151 | |(?: # or the v= param in all its forms | |
d741e55a | 152 | (?:(?:watch|movie)(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx) |
c5e8d7af PH |
153 | (?:\?|\#!?) # the params delimiter ? or # or #! |
154 | (?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx) | |
155 | v= | |
156 | ) | |
f4b05232 JMF |
157 | )) |
158 | |youtu\.be/ # just youtu.be/xxxx | |
159 | ) | |
c5e8d7af | 160 | )? # all until now is optional -> you can pass the naked ID |
8963d9c2 | 161 | ([0-9A-Za-z_-]{11}) # here is it! the YouTube video ID |
c5e8d7af PH |
162 | (?(1).+)? # if we found the ID, everything can follow |
163 | $""" | |
c5e8d7af | 164 | _NEXT_URL_RE = r'[\?&]next_url=([^&]+)' |
c5e8d7af | 165 | # Listed in order of quality |
bdc6b3fc | 166 | _available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '36', '17', '13', |
96fb5605 | 167 | # Apple HTTP Live Streaming |
bdc6b3fc | 168 | '96', '95', '94', '93', '92', '132', '151', |
939fbd26 JMF |
169 | # 3D |
170 | '85', '84', '102', '83', '101', '82', '100', | |
171 | # Dash video | |
172 | '138', '137', '248', '136', '247', '135', '246', | |
173 | '245', '244', '134', '243', '133', '242', '160', | |
174 | # Dash audio | |
175 | '141', '172', '140', '171', '139', | |
1d043b93 | 176 | ] |
bdc6b3fc | 177 | _available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '36', '17', '13', |
96fb5605 | 178 | # Apple HTTP Live Streaming |
bdc6b3fc AZ |
179 | '96', '95', '94', '93', '92', '132', '151', |
180 | # 3D | |
86fe61c8 | 181 | '85', '102', '84', '101', '83', '100', '82', |
939fbd26 JMF |
182 | # Dash video |
183 | '138', '248', '137', '247', '136', '246', '245', | |
184 | '244', '135', '243', '134', '242', '133', '160', | |
185 | # Dash audio | |
186 | '172', '141', '171', '140', '139', | |
1d043b93 | 187 | ] |
bdc6b3fc AZ |
188 | _video_formats_map = { |
189 | 'flv': ['35', '34', '6', '5'], | |
190 | '3gp': ['36', '17', '13'], | |
191 | 'mp4': ['38', '37', '22', '18'], | |
192 | 'webm': ['46', '45', '44', '43'], | |
193 | } | |
c5e8d7af PH |
194 | _video_extensions = { |
195 | '13': '3gp', | |
bdc6b3fc | 196 | '17': '3gp', |
c5e8d7af PH |
197 | '18': 'mp4', |
198 | '22': 'mp4', | |
bdc6b3fc | 199 | '36': '3gp', |
c5e8d7af | 200 | '37': 'mp4', |
d69cf69a | 201 | '38': 'mp4', |
c5e8d7af PH |
202 | '43': 'webm', |
203 | '44': 'webm', | |
204 | '45': 'webm', | |
205 | '46': 'webm', | |
1d043b93 | 206 | |
86fe61c8 AZ |
207 | # 3d videos |
208 | '82': 'mp4', | |
209 | '83': 'mp4', | |
210 | '84': 'mp4', | |
211 | '85': 'mp4', | |
212 | '100': 'webm', | |
213 | '101': 'webm', | |
214 | '102': 'webm', | |
836a086c | 215 | |
96fb5605 | 216 | # Apple HTTP Live Streaming |
1d043b93 JMF |
217 | '92': 'mp4', |
218 | '93': 'mp4', | |
219 | '94': 'mp4', | |
220 | '95': 'mp4', | |
221 | '96': 'mp4', | |
222 | '132': 'mp4', | |
223 | '151': 'mp4', | |
836a086c AZ |
224 | |
225 | # Dash mp4 | |
226 | '133': 'mp4', | |
227 | '134': 'mp4', | |
228 | '135': 'mp4', | |
229 | '136': 'mp4', | |
230 | '137': 'mp4', | |
231 | '138': 'mp4', | |
836a086c AZ |
232 | '160': 'mp4', |
233 | ||
f6f1fc92 RB |
234 | # Dash mp4 audio |
235 | '139': 'm4a', | |
16f36a6f RB |
236 | '140': 'm4a', |
237 | '141': 'm4a', | |
836a086c AZ |
238 | |
239 | # Dash webm | |
240 | '171': 'webm', | |
241 | '172': 'webm', | |
242 | '242': 'webm', | |
243 | '243': 'webm', | |
244 | '244': 'webm', | |
245 | '245': 'webm', | |
246 | '246': 'webm', | |
247 | '247': 'webm', | |
248 | '248': 'webm', | |
c5e8d7af PH |
249 | } |
250 | _video_dimensions = { | |
251 | '5': '240x400', | |
252 | '6': '???', | |
253 | '13': '???', | |
254 | '17': '144x176', | |
255 | '18': '360x640', | |
256 | '22': '720x1280', | |
257 | '34': '360x640', | |
258 | '35': '480x854', | |
bdc6b3fc | 259 | '36': '240x320', |
c5e8d7af PH |
260 | '37': '1080x1920', |
261 | '38': '3072x4096', | |
262 | '43': '360x640', | |
263 | '44': '480x854', | |
264 | '45': '720x1280', | |
265 | '46': '1080x1920', | |
86fe61c8 AZ |
266 | '82': '360p', |
267 | '83': '480p', | |
268 | '84': '720p', | |
269 | '85': '1080p', | |
1d043b93 JMF |
270 | '92': '240p', |
271 | '93': '360p', | |
272 | '94': '480p', | |
273 | '95': '720p', | |
274 | '96': '1080p', | |
86fe61c8 AZ |
275 | '100': '360p', |
276 | '101': '480p', | |
836a086c | 277 | '102': '720p', |
1d043b93 JMF |
278 | '132': '240p', |
279 | '151': '72p', | |
836a086c AZ |
280 | '133': '240p', |
281 | '134': '360p', | |
282 | '135': '480p', | |
283 | '136': '720p', | |
284 | '137': '1080p', | |
285 | '138': '>1080p', | |
286 | '139': '48k', | |
287 | '140': '128k', | |
288 | '141': '256k', | |
289 | '160': '192p', | |
290 | '171': '128k', | |
291 | '172': '256k', | |
292 | '242': '240p', | |
293 | '243': '360p', | |
294 | '244': '480p', | |
295 | '245': '480p', | |
296 | '246': '480p', | |
297 | '247': '720p', | |
298 | '248': '1080p', | |
c5e8d7af | 299 | } |
836a086c AZ |
300 | _special_itags = { |
301 | '82': '3D', | |
302 | '83': '3D', | |
303 | '84': '3D', | |
304 | '85': '3D', | |
305 | '100': '3D', | |
306 | '101': '3D', | |
307 | '102': '3D', | |
308 | '133': 'DASH Video', | |
309 | '134': 'DASH Video', | |
310 | '135': 'DASH Video', | |
311 | '136': 'DASH Video', | |
312 | '137': 'DASH Video', | |
313 | '138': 'DASH Video', | |
314 | '139': 'DASH Audio', | |
315 | '140': 'DASH Audio', | |
316 | '141': 'DASH Audio', | |
317 | '160': 'DASH Video', | |
318 | '171': 'DASH Audio', | |
319 | '172': 'DASH Audio', | |
320 | '242': 'DASH Video', | |
321 | '243': 'DASH Video', | |
322 | '244': 'DASH Video', | |
323 | '245': 'DASH Video', | |
324 | '246': 'DASH Video', | |
325 | '247': 'DASH Video', | |
326 | '248': 'DASH Video', | |
c5e8d7af | 327 | } |
836a086c | 328 | |
c5e8d7af | 329 | IE_NAME = u'youtube' |
2eb88d95 PH |
330 | _TESTS = [ |
331 | { | |
0e853ca4 PH |
332 | u"url": u"http://www.youtube.com/watch?v=BaW_jenozKc", |
333 | u"file": u"BaW_jenozKc.mp4", | |
334 | u"info_dict": { | |
335 | u"title": u"youtube-dl test video \"'/\\ä↭𝕐", | |
336 | u"uploader": u"Philipp Hagemeister", | |
337 | u"uploader_id": u"phihag", | |
338 | u"upload_date": u"20121002", | |
339 | u"description": u"test chars: \"'/\\ä↭𝕐\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de ." | |
2eb88d95 | 340 | } |
0e853ca4 | 341 | }, |
0e853ca4 PH |
342 | { |
343 | u"url": u"http://www.youtube.com/watch?v=UxxajLWwzqY", | |
344 | u"file": u"UxxajLWwzqY.mp4", | |
345 | u"note": u"Test generic use_cipher_signature video (#897)", | |
346 | u"info_dict": { | |
347 | u"upload_date": u"20120506", | |
348 | u"title": u"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]", | |
2dc59299 | 349 | u"description": u"md5:5b292926389560516e384ac437c0ec07", |
45ed795c | 350 | u"uploader": u"Icona Pop", |
0e853ca4 | 351 | u"uploader_id": u"IconaPop" |
2eb88d95 | 352 | } |
c108eb73 JMF |
353 | }, |
354 | { | |
355 | u"url": u"https://www.youtube.com/watch?v=07FYdnEawAQ", | |
356 | u"file": u"07FYdnEawAQ.mp4", | |
357 | u"note": u"Test VEVO video with age protection (#956)", | |
358 | u"info_dict": { | |
359 | u"upload_date": u"20130703", | |
360 | u"title": u"Justin Timberlake - Tunnel Vision (Explicit)", | |
361 | u"description": u"md5:64249768eec3bc4276236606ea996373", | |
362 | u"uploader": u"justintimberlakeVEVO", | |
363 | u"uploader_id": u"justintimberlakeVEVO" | |
364 | } | |
365 | }, | |
2eb88d95 PH |
366 | ] |
367 | ||
c5e8d7af PH |
368 | |
369 | @classmethod | |
370 | def suitable(cls, url): | |
371 | """Receives a URL and returns True if suitable for this IE.""" | |
e3ea4790 | 372 | if YoutubePlaylistIE.suitable(url): return False |
c5e8d7af PH |
373 | return re.match(cls._VALID_URL, url, re.VERBOSE) is not None |
374 | ||
e0df6211 PH |
375 | def __init__(self, *args, **kwargs): |
376 | super(YoutubeIE, self).__init__(*args, **kwargs) | |
83799698 | 377 | self._player_cache = {} |
e0df6211 | 378 | |
c5e8d7af PH |
379 | def report_video_webpage_download(self, video_id): |
380 | """Report attempt to download video webpage.""" | |
381 | self.to_screen(u'%s: Downloading video webpage' % video_id) | |
382 | ||
383 | def report_video_info_webpage_download(self, video_id): | |
384 | """Report attempt to download video info webpage.""" | |
385 | self.to_screen(u'%s: Downloading video info webpage' % video_id) | |
386 | ||
c5e8d7af PH |
387 | def report_information_extraction(self, video_id): |
388 | """Report attempt to extract video information.""" | |
389 | self.to_screen(u'%s: Extracting video information' % video_id) | |
390 | ||
391 | def report_unavailable_format(self, video_id, format): | |
392 | """Report extracted video URL.""" | |
393 | self.to_screen(u'%s: Format %s not available' % (video_id, format)) | |
394 | ||
395 | def report_rtmp_download(self): | |
396 | """Indicate the download will use the RTMP protocol.""" | |
397 | self.to_screen(u'RTMP download detected') | |
398 | ||
c4417ddb PH |
399 | def _extract_signature_function(self, video_id, player_url, slen): |
400 | id_m = re.match(r'.*-(?P<id>[a-zA-Z0-9_-]+)\.(?P<ext>[a-z]+)$', | |
83799698 | 401 | player_url) |
e0df6211 PH |
402 | player_type = id_m.group('ext') |
403 | player_id = id_m.group('id') | |
404 | ||
c4417ddb PH |
405 | # Read from filesystem cache |
406 | func_id = '%s_%s_%d' % (player_type, player_id, slen) | |
407 | assert os.path.basename(func_id) == func_id | |
c38b1e77 | 408 | cache_dir = get_cachedir(self._downloader.params) |
c4417ddb | 409 | |
c3c88a26 | 410 | cache_enabled = cache_dir is not None |
f8061589 | 411 | if cache_enabled: |
c4417ddb PH |
412 | cache_fn = os.path.join(os.path.expanduser(cache_dir), |
413 | u'youtube-sigfuncs', | |
414 | func_id + '.json') | |
415 | try: | |
edf3e38e | 416 | with io.open(cache_fn, 'r', encoding='utf-8') as cachef: |
c4417ddb PH |
417 | cache_spec = json.load(cachef) |
418 | return lambda s: u''.join(s[i] for i in cache_spec) | |
edf3e38e | 419 | except IOError: |
c4417ddb | 420 | pass # No cache available |
83799698 | 421 | |
e0df6211 PH |
422 | if player_type == 'js': |
423 | code = self._download_webpage( | |
424 | player_url, video_id, | |
83799698 | 425 | note=u'Downloading %s player %s' % (player_type, player_id), |
e0df6211 | 426 | errnote=u'Download of %s failed' % player_url) |
83799698 | 427 | res = self._parse_sig_js(code) |
c4417ddb | 428 | elif player_type == 'swf': |
e0df6211 PH |
429 | urlh = self._request_webpage( |
430 | player_url, video_id, | |
83799698 | 431 | note=u'Downloading %s player %s' % (player_type, player_id), |
e0df6211 PH |
432 | errnote=u'Download of %s failed' % player_url) |
433 | code = urlh.read() | |
83799698 | 434 | res = self._parse_sig_swf(code) |
e0df6211 PH |
435 | else: |
436 | assert False, 'Invalid player type %r' % player_type | |
437 | ||
f8061589 | 438 | if cache_enabled: |
edf3e38e | 439 | try: |
c705320f PH |
440 | test_string = u''.join(map(compat_chr, range(slen))) |
441 | cache_res = res(test_string) | |
edf3e38e PH |
442 | cache_spec = [ord(c) for c in cache_res] |
443 | try: | |
444 | os.makedirs(os.path.dirname(cache_fn)) | |
445 | except OSError as ose: | |
446 | if ose.errno != errno.EEXIST: | |
447 | raise | |
448 | write_json_file(cache_spec, cache_fn) | |
0ca96d48 | 449 | except Exception: |
edf3e38e PH |
450 | tb = traceback.format_exc() |
451 | self._downloader.report_warning( | |
452 | u'Writing cache to %r failed: %s' % (cache_fn, tb)) | |
83799698 PH |
453 | |
454 | return res | |
455 | ||
edf3e38e PH |
456 | def _print_sig_code(self, func, slen): |
457 | def gen_sig_code(idxs): | |
458 | def _genslice(start, end, step): | |
459 | starts = u'' if start == 0 else str(start) | |
e35e4ddc PH |
460 | ends = (u':%d' % (end+step)) if end + step >= 0 else u':' |
461 | steps = u'' if step == 1 else (u':%d' % step) | |
edf3e38e PH |
462 | return u's[%s%s%s]' % (starts, ends, steps) |
463 | ||
464 | step = None | |
0ca96d48 PH |
465 | start = '(Never used)' # Quelch pyflakes warnings - start will be |
466 | # set as soon as step is set | |
edf3e38e PH |
467 | for i, prev in zip(idxs[1:], idxs[:-1]): |
468 | if step is not None: | |
469 | if i - prev == step: | |
470 | continue | |
471 | yield _genslice(start, prev, step) | |
472 | step = None | |
473 | continue | |
474 | if i - prev in [-1, 1]: | |
475 | step = i - prev | |
476 | start = prev | |
477 | continue | |
478 | else: | |
479 | yield u's[%d]' % prev | |
480 | if step is None: | |
481 | yield u's[%d]' % i | |
482 | else: | |
483 | yield _genslice(start, i, step) | |
484 | ||
c705320f PH |
485 | test_string = u''.join(map(compat_chr, range(slen))) |
486 | cache_res = func(test_string) | |
edf3e38e PH |
487 | cache_spec = [ord(c) for c in cache_res] |
488 | expr_code = u' + '.join(gen_sig_code(cache_spec)) | |
489 | code = u'if len(s) == %d:\n return %s\n' % (slen, expr_code) | |
f8061589 | 490 | self.to_screen(u'Extracted signature function:\n' + code) |
edf3e38e | 491 | |
e0df6211 PH |
492 | def _parse_sig_js(self, jscode): |
493 | funcname = self._search_regex( | |
494 | r'signature=([a-zA-Z]+)', jscode, | |
495 | u'Initial JS player signature function name') | |
496 | ||
497 | functions = {} | |
498 | ||
499 | def argidx(varname): | |
500 | return string.lowercase.index(varname) | |
501 | ||
502 | def interpret_statement(stmt, local_vars, allow_recursion=20): | |
503 | if allow_recursion < 0: | |
0ca96d48 | 504 | raise ExtractorError(u'Recursion limit reached') |
e0df6211 PH |
505 | |
506 | if stmt.startswith(u'var '): | |
507 | stmt = stmt[len(u'var '):] | |
508 | ass_m = re.match(r'^(?P<out>[a-z]+)(?:\[(?P<index>[^\]]+)\])?' + | |
509 | r'=(?P<expr>.*)$', stmt) | |
510 | if ass_m: | |
511 | if ass_m.groupdict().get('index'): | |
512 | def assign(val): | |
513 | lvar = local_vars[ass_m.group('out')] | |
514 | idx = interpret_expression(ass_m.group('index'), | |
515 | local_vars, allow_recursion) | |
516 | assert isinstance(idx, int) | |
517 | lvar[idx] = val | |
518 | return val | |
519 | expr = ass_m.group('expr') | |
520 | else: | |
521 | def assign(val): | |
522 | local_vars[ass_m.group('out')] = val | |
523 | return val | |
524 | expr = ass_m.group('expr') | |
525 | elif stmt.startswith(u'return '): | |
526 | assign = lambda v: v | |
527 | expr = stmt[len(u'return '):] | |
528 | else: | |
529 | raise ExtractorError( | |
530 | u'Cannot determine left side of statement in %r' % stmt) | |
531 | ||
532 | v = interpret_expression(expr, local_vars, allow_recursion) | |
533 | return assign(v) | |
534 | ||
535 | def interpret_expression(expr, local_vars, allow_recursion): | |
536 | if expr.isdigit(): | |
537 | return int(expr) | |
538 | ||
539 | if expr.isalpha(): | |
540 | return local_vars[expr] | |
541 | ||
542 | m = re.match(r'^(?P<in>[a-z]+)\.(?P<member>.*)$', expr) | |
543 | if m: | |
544 | member = m.group('member') | |
545 | val = local_vars[m.group('in')] | |
546 | if member == 'split("")': | |
547 | return list(val) | |
548 | if member == 'join("")': | |
549 | return u''.join(val) | |
550 | if member == 'length': | |
551 | return len(val) | |
552 | if member == 'reverse()': | |
553 | return val[::-1] | |
554 | slice_m = re.match(r'slice\((?P<idx>.*)\)', member) | |
555 | if slice_m: | |
556 | idx = interpret_expression( | |
557 | slice_m.group('idx'), local_vars, allow_recursion-1) | |
558 | return val[idx:] | |
559 | ||
560 | m = re.match( | |
561 | r'^(?P<in>[a-z]+)\[(?P<idx>.+)\]$', expr) | |
562 | if m: | |
563 | val = local_vars[m.group('in')] | |
564 | idx = interpret_expression(m.group('idx'), local_vars, | |
565 | allow_recursion-1) | |
566 | return val[idx] | |
567 | ||
568 | m = re.match(r'^(?P<a>.+?)(?P<op>[%])(?P<b>.+?)$', expr) | |
569 | if m: | |
570 | a = interpret_expression(m.group('a'), | |
571 | local_vars, allow_recursion) | |
572 | b = interpret_expression(m.group('b'), | |
573 | local_vars, allow_recursion) | |
574 | return a % b | |
575 | ||
576 | m = re.match( | |
577 | r'^(?P<func>[a-zA-Z]+)\((?P<args>[a-z0-9,]+)\)$', expr) | |
578 | if m: | |
579 | fname = m.group('func') | |
580 | if fname not in functions: | |
581 | functions[fname] = extract_function(fname) | |
582 | argvals = [int(v) if v.isdigit() else local_vars[v] | |
583 | for v in m.group('args').split(',')] | |
584 | return functions[fname](argvals) | |
585 | raise ExtractorError(u'Unsupported JS expression %r' % expr) | |
586 | ||
587 | def extract_function(funcname): | |
588 | func_m = re.search( | |
589 | r'function ' + re.escape(funcname) + | |
590 | r'\((?P<args>[a-z,]+)\){(?P<code>[^}]+)}', | |
591 | jscode) | |
592 | argnames = func_m.group('args').split(',') | |
593 | ||
594 | def resf(args): | |
595 | local_vars = dict(zip(argnames, args)) | |
596 | for stmt in func_m.group('code').split(';'): | |
597 | res = interpret_statement(stmt, local_vars) | |
598 | return res | |
599 | return resf | |
600 | ||
601 | initial_function = extract_function(funcname) | |
602 | return lambda s: initial_function([s]) | |
603 | ||
604 | def _parse_sig_swf(self, file_contents): | |
605 | if file_contents[1:3] != b'WS': | |
606 | raise ExtractorError( | |
607 | u'Not an SWF file; header is %r' % file_contents[:3]) | |
608 | if file_contents[:1] == b'C': | |
609 | content = zlib.decompress(file_contents[8:]) | |
610 | else: | |
611 | raise NotImplementedError(u'Unsupported compression format %r' % | |
612 | file_contents[:1]) | |
613 | ||
614 | def extract_tags(content): | |
615 | pos = 0 | |
616 | while pos < len(content): | |
617 | header16 = struct.unpack('<H', content[pos:pos+2])[0] | |
618 | pos += 2 | |
619 | tag_code = header16 >> 6 | |
620 | tag_len = header16 & 0x3f | |
621 | if tag_len == 0x3f: | |
622 | tag_len = struct.unpack('<I', content[pos:pos+4])[0] | |
623 | pos += 4 | |
624 | assert pos+tag_len <= len(content) | |
625 | yield (tag_code, content[pos:pos+tag_len]) | |
626 | pos += tag_len | |
627 | ||
628 | code_tag = next(tag | |
629 | for tag_code, tag in extract_tags(content) | |
630 | if tag_code == 82) | |
631 | p = code_tag.index(b'\0', 4) + 1 | |
ba552f54 | 632 | code_reader = io.BytesIO(code_tag[p:]) |
e0df6211 PH |
633 | |
634 | # Parse ABC (AVM2 ByteCode) | |
ba552f54 PH |
635 | def read_int(reader=None): |
636 | if reader is None: | |
637 | reader = code_reader | |
e0df6211 PH |
638 | res = 0 |
639 | shift = 0 | |
640 | for _ in range(5): | |
ba552f54 PH |
641 | buf = reader.read(1) |
642 | assert len(buf) == 1 | |
643 | b = struct.unpack('<B', buf)[0] | |
e0df6211 PH |
644 | res = res | ((b & 0x7f) << shift) |
645 | if b & 0x80 == 0: | |
646 | break | |
647 | shift += 7 | |
ba552f54 PH |
648 | return res |
649 | ||
650 | def u30(reader=None): | |
651 | res = read_int(reader) | |
652 | assert res & 0xf0000000 == 0 | |
e0df6211 PH |
653 | return res |
654 | u32 = read_int | |
655 | ||
ba552f54 PH |
656 | def s32(reader=None): |
657 | v = read_int(reader) | |
e0df6211 PH |
658 | if v & 0x80000000 != 0: |
659 | v = - ((v ^ 0xffffffff) + 1) | |
ba552f54 PH |
660 | return v |
661 | ||
0ca96d48 | 662 | def read_string(reader=None): |
ba552f54 PH |
663 | if reader is None: |
664 | reader = code_reader | |
665 | slen = u30(reader) | |
666 | resb = reader.read(slen) | |
667 | assert len(resb) == slen | |
668 | return resb.decode('utf-8') | |
669 | ||
670 | def read_bytes(count, reader=None): | |
671 | if reader is None: | |
672 | reader = code_reader | |
673 | resb = reader.read(count) | |
674 | assert len(resb) == count | |
675 | return resb | |
676 | ||
677 | def read_byte(reader=None): | |
678 | resb = read_bytes(1, reader=reader) | |
679 | res = struct.unpack('<B', resb)[0] | |
680 | return res | |
e0df6211 PH |
681 | |
682 | # minor_version + major_version | |
0ca96d48 | 683 | read_bytes(2 + 2) |
e0df6211 PH |
684 | |
685 | # Constant pool | |
ba552f54 | 686 | int_count = u30() |
e0df6211 | 687 | for _c in range(1, int_count): |
0ca96d48 | 688 | s32() |
ba552f54 | 689 | uint_count = u30() |
e0df6211 | 690 | for _c in range(1, uint_count): |
0ca96d48 | 691 | u32() |
ba552f54 | 692 | double_count = u30() |
0ca96d48 | 693 | read_bytes((double_count-1) * 8) |
ba552f54 | 694 | string_count = u30() |
e0df6211 PH |
695 | constant_strings = [u''] |
696 | for _c in range(1, string_count): | |
0ca96d48 | 697 | s = read_string() |
e0df6211 | 698 | constant_strings.append(s) |
ba552f54 | 699 | namespace_count = u30() |
e0df6211 | 700 | for _c in range(1, namespace_count): |
0ca96d48 PH |
701 | read_bytes(1) # kind |
702 | u30() # name | |
ba552f54 | 703 | ns_set_count = u30() |
e0df6211 | 704 | for _c in range(1, ns_set_count): |
ba552f54 | 705 | count = u30() |
e0df6211 | 706 | for _c2 in range(count): |
0ca96d48 | 707 | u30() |
ba552f54 | 708 | multiname_count = u30() |
e0df6211 PH |
709 | MULTINAME_SIZES = { |
710 | 0x07: 2, # QName | |
711 | 0x0d: 2, # QNameA | |
712 | 0x0f: 1, # RTQName | |
713 | 0x10: 1, # RTQNameA | |
714 | 0x11: 0, # RTQNameL | |
715 | 0x12: 0, # RTQNameLA | |
716 | 0x09: 2, # Multiname | |
717 | 0x0e: 2, # MultinameA | |
718 | 0x1b: 1, # MultinameL | |
719 | 0x1c: 1, # MultinameLA | |
720 | } | |
721 | multinames = [u''] | |
722 | for _c in range(1, multiname_count): | |
ba552f54 | 723 | kind = u30() |
e0df6211 PH |
724 | assert kind in MULTINAME_SIZES, u'Invalid multiname kind %r' % kind |
725 | if kind == 0x07: | |
0ca96d48 | 726 | u30() # namespace_idx |
ba552f54 | 727 | name_idx = u30() |
e0df6211 PH |
728 | multinames.append(constant_strings[name_idx]) |
729 | else: | |
730 | multinames.append('[MULTINAME kind: %d]' % kind) | |
731 | for _c2 in range(MULTINAME_SIZES[kind]): | |
0ca96d48 | 732 | u30() |
e0df6211 PH |
733 | |
734 | # Methods | |
ba552f54 | 735 | method_count = u30() |
e0df6211 PH |
736 | MethodInfo = collections.namedtuple( |
737 | 'MethodInfo', | |
738 | ['NEED_ARGUMENTS', 'NEED_REST']) | |
739 | method_infos = [] | |
740 | for method_id in range(method_count): | |
ba552f54 | 741 | param_count = u30() |
0ca96d48 | 742 | u30() # return type |
e0df6211 | 743 | for _ in range(param_count): |
0ca96d48 PH |
744 | u30() # param type |
745 | u30() # name index (always 0 for youtube) | |
ba552f54 | 746 | flags = read_byte() |
e0df6211 PH |
747 | if flags & 0x08 != 0: |
748 | # Options present | |
ba552f54 | 749 | option_count = u30() |
e0df6211 | 750 | for c in range(option_count): |
0ca96d48 PH |
751 | u30() # val |
752 | read_bytes(1) # kind | |
e0df6211 PH |
753 | if flags & 0x80 != 0: |
754 | # Param names present | |
755 | for _ in range(param_count): | |
0ca96d48 | 756 | u30() # param name |
e0df6211 PH |
757 | mi = MethodInfo(flags & 0x01 != 0, flags & 0x04 != 0) |
758 | method_infos.append(mi) | |
759 | ||
760 | # Metadata | |
ba552f54 | 761 | metadata_count = u30() |
e0df6211 | 762 | for _c in range(metadata_count): |
0ca96d48 | 763 | u30() # name |
ba552f54 | 764 | item_count = u30() |
e0df6211 | 765 | for _c2 in range(item_count): |
0ca96d48 PH |
766 | u30() # key |
767 | u30() # value | |
ba552f54 PH |
768 | |
769 | def parse_traits_info(): | |
770 | trait_name_idx = u30() | |
771 | kind_full = read_byte() | |
e0df6211 PH |
772 | kind = kind_full & 0x0f |
773 | attrs = kind_full >> 4 | |
774 | methods = {} | |
775 | if kind in [0x00, 0x06]: # Slot or Const | |
0ca96d48 PH |
776 | u30() # Slot id |
777 | u30() # type_name_idx | |
ba552f54 | 778 | vindex = u30() |
e0df6211 | 779 | if vindex != 0: |
0ca96d48 | 780 | read_byte() # vkind |
e0df6211 | 781 | elif kind in [0x01, 0x02, 0x03]: # Method / Getter / Setter |
0ca96d48 | 782 | u30() # disp_id |
ba552f54 | 783 | method_idx = u30() |
e0df6211 PH |
784 | methods[multinames[trait_name_idx]] = method_idx |
785 | elif kind == 0x04: # Class | |
0ca96d48 PH |
786 | u30() # slot_id |
787 | u30() # classi | |
e0df6211 | 788 | elif kind == 0x05: # Function |
0ca96d48 | 789 | u30() # slot_id |
ba552f54 | 790 | function_idx = u30() |
e0df6211 PH |
791 | methods[function_idx] = multinames[trait_name_idx] |
792 | else: | |
793 | raise ExtractorError(u'Unsupported trait kind %d' % kind) | |
794 | ||
795 | if attrs & 0x4 != 0: # Metadata present | |
ba552f54 | 796 | metadata_count = u30() |
e0df6211 | 797 | for _c3 in range(metadata_count): |
0ca96d48 | 798 | u30() # metadata index |
e0df6211 | 799 | |
ba552f54 | 800 | return methods |
e0df6211 PH |
801 | |
802 | # Classes | |
803 | TARGET_CLASSNAME = u'SignatureDecipher' | |
804 | searched_idx = multinames.index(TARGET_CLASSNAME) | |
805 | searched_class_id = None | |
ba552f54 | 806 | class_count = u30() |
e0df6211 | 807 | for class_id in range(class_count): |
ba552f54 | 808 | name_idx = u30() |
e0df6211 PH |
809 | if name_idx == searched_idx: |
810 | # We found the class we're looking for! | |
811 | searched_class_id = class_id | |
0ca96d48 | 812 | u30() # super_name idx |
ba552f54 | 813 | flags = read_byte() |
e0df6211 | 814 | if flags & 0x08 != 0: # Protected namespace is present |
0ca96d48 | 815 | u30() # protected_ns_idx |
ba552f54 | 816 | intrf_count = u30() |
e0df6211 | 817 | for _c2 in range(intrf_count): |
0ca96d48 PH |
818 | u30() |
819 | u30() # iinit | |
ba552f54 | 820 | trait_count = u30() |
e0df6211 | 821 | for _c2 in range(trait_count): |
0ca96d48 | 822 | parse_traits_info() |
e0df6211 PH |
823 | |
824 | if searched_class_id is None: | |
825 | raise ExtractorError(u'Target class %r not found' % | |
826 | TARGET_CLASSNAME) | |
827 | ||
828 | method_names = {} | |
829 | method_idxs = {} | |
830 | for class_id in range(class_count): | |
0ca96d48 | 831 | u30() # cinit |
ba552f54 | 832 | trait_count = u30() |
e0df6211 | 833 | for _c2 in range(trait_count): |
ba552f54 | 834 | trait_methods = parse_traits_info() |
e0df6211 PH |
835 | if class_id == searched_class_id: |
836 | method_names.update(trait_methods.items()) | |
837 | method_idxs.update(dict( | |
838 | (idx, name) | |
839 | for name, idx in trait_methods.items())) | |
840 | ||
841 | # Scripts | |
ba552f54 | 842 | script_count = u30() |
e0df6211 | 843 | for _c in range(script_count): |
0ca96d48 | 844 | u30() # init |
ba552f54 | 845 | trait_count = u30() |
e0df6211 | 846 | for _c2 in range(trait_count): |
0ca96d48 | 847 | parse_traits_info() |
e0df6211 PH |
848 | |
849 | # Method bodies | |
ba552f54 | 850 | method_body_count = u30() |
e0df6211 PH |
851 | Method = collections.namedtuple('Method', ['code', 'local_count']) |
852 | methods = {} | |
853 | for _c in range(method_body_count): | |
ba552f54 | 854 | method_idx = u30() |
0ca96d48 | 855 | u30() # max_stack |
ba552f54 | 856 | local_count = u30() |
0ca96d48 PH |
857 | u30() # init_scope_depth |
858 | u30() # max_scope_depth | |
ba552f54 PH |
859 | code_length = u30() |
860 | code = read_bytes(code_length) | |
e0df6211 | 861 | if method_idx in method_idxs: |
ba552f54 | 862 | m = Method(code, local_count) |
e0df6211 | 863 | methods[method_idxs[method_idx]] = m |
ba552f54 | 864 | exception_count = u30() |
e0df6211 | 865 | for _c2 in range(exception_count): |
0ca96d48 PH |
866 | u30() # from |
867 | u30() # to | |
868 | u30() # target | |
869 | u30() # exc_type | |
870 | u30() # var_name | |
ba552f54 | 871 | trait_count = u30() |
e0df6211 | 872 | for _c2 in range(trait_count): |
0ca96d48 | 873 | parse_traits_info() |
e0df6211 | 874 | |
ba552f54 | 875 | assert p + code_reader.tell() == len(code_tag) |
e0df6211 PH |
876 | assert len(methods) == len(method_idxs) |
877 | ||
878 | method_pyfunctions = {} | |
879 | ||
880 | def extract_function(func_name): | |
881 | if func_name in method_pyfunctions: | |
882 | return method_pyfunctions[func_name] | |
883 | if func_name not in methods: | |
884 | raise ExtractorError(u'Cannot find function %r' % func_name) | |
885 | m = methods[func_name] | |
886 | ||
887 | def resfunc(args): | |
e0df6211 PH |
888 | registers = ['(this)'] + list(args) + [None] * m.local_count |
889 | stack = [] | |
890 | coder = io.BytesIO(m.code) | |
891 | while True: | |
892 | opcode = struct.unpack('!B', coder.read(1))[0] | |
a7177865 | 893 | if opcode == 36: # pushbyte |
e0df6211 PH |
894 | v = struct.unpack('!B', coder.read(1))[0] |
895 | stack.append(v) | |
896 | elif opcode == 44: # pushstring | |
897 | idx = u30(coder) | |
898 | stack.append(constant_strings[idx]) | |
899 | elif opcode == 48: # pushscope | |
900 | # We don't implement the scope register, so we'll just | |
901 | # ignore the popped value | |
902 | stack.pop() | |
903 | elif opcode == 70: # callproperty | |
904 | index = u30(coder) | |
905 | mname = multinames[index] | |
906 | arg_count = u30(coder) | |
907 | args = list(reversed( | |
908 | [stack.pop() for _ in range(arg_count)])) | |
909 | obj = stack.pop() | |
910 | if mname == u'split': | |
911 | assert len(args) == 1 | |
912 | assert isinstance(args[0], compat_str) | |
913 | assert isinstance(obj, compat_str) | |
914 | if args[0] == u'': | |
915 | res = list(obj) | |
916 | else: | |
917 | res = obj.split(args[0]) | |
918 | stack.append(res) | |
a7177865 PH |
919 | elif mname == u'slice': |
920 | assert len(args) == 1 | |
921 | assert isinstance(args[0], int) | |
922 | assert isinstance(obj, list) | |
923 | res = obj[args[0]:] | |
924 | stack.append(res) | |
925 | elif mname == u'join': | |
926 | assert len(args) == 1 | |
927 | assert isinstance(args[0], compat_str) | |
928 | assert isinstance(obj, list) | |
929 | res = args[0].join(obj) | |
930 | stack.append(res) | |
e0df6211 PH |
931 | elif mname in method_pyfunctions: |
932 | stack.append(method_pyfunctions[mname](args)) | |
933 | else: | |
934 | raise NotImplementedError( | |
935 | u'Unsupported property %r on %r' | |
936 | % (mname, obj)) | |
a7177865 PH |
937 | elif opcode == 72: # returnvalue |
938 | res = stack.pop() | |
939 | return res | |
940 | elif opcode == 79: # callpropvoid | |
941 | index = u30(coder) | |
942 | mname = multinames[index] | |
943 | arg_count = u30(coder) | |
944 | args = list(reversed( | |
945 | [stack.pop() for _ in range(arg_count)])) | |
946 | obj = stack.pop() | |
947 | if mname == u'reverse': | |
948 | assert isinstance(obj, list) | |
949 | obj.reverse() | |
950 | else: | |
951 | raise NotImplementedError( | |
952 | u'Unsupported (void) property %r on %r' | |
953 | % (mname, obj)) | |
e0df6211 PH |
954 | elif opcode == 93: # findpropstrict |
955 | index = u30(coder) | |
956 | mname = multinames[index] | |
957 | res = extract_function(mname) | |
958 | stack.append(res) | |
959 | elif opcode == 97: # setproperty | |
960 | index = u30(coder) | |
961 | value = stack.pop() | |
962 | idx = stack.pop() | |
963 | obj = stack.pop() | |
964 | assert isinstance(obj, list) | |
965 | assert isinstance(idx, int) | |
966 | obj[idx] = value | |
967 | elif opcode == 98: # getlocal | |
968 | index = u30(coder) | |
969 | stack.append(registers[index]) | |
970 | elif opcode == 99: # setlocal | |
971 | index = u30(coder) | |
972 | value = stack.pop() | |
973 | registers[index] = value | |
974 | elif opcode == 102: # getproperty | |
975 | index = u30(coder) | |
976 | pname = multinames[index] | |
977 | if pname == u'length': | |
978 | obj = stack.pop() | |
979 | assert isinstance(obj, list) | |
980 | stack.append(len(obj)) | |
981 | else: # Assume attribute access | |
982 | idx = stack.pop() | |
983 | assert isinstance(idx, int) | |
984 | obj = stack.pop() | |
985 | assert isinstance(obj, list) | |
986 | stack.append(obj[idx]) | |
987 | elif opcode == 128: # coerce | |
0ca96d48 | 988 | u30(coder) |
e0df6211 PH |
989 | elif opcode == 133: # coerce_s |
990 | assert isinstance(stack[-1], (type(None), compat_str)) | |
991 | elif opcode == 164: # modulo | |
992 | value2 = stack.pop() | |
993 | value1 = stack.pop() | |
994 | res = value1 % value2 | |
995 | stack.append(res) | |
a7177865 PH |
996 | elif opcode == 208: # getlocal_0 |
997 | stack.append(registers[0]) | |
998 | elif opcode == 209: # getlocal_1 | |
999 | stack.append(registers[1]) | |
1000 | elif opcode == 210: # getlocal_2 | |
1001 | stack.append(registers[2]) | |
1002 | elif opcode == 211: # getlocal_3 | |
1003 | stack.append(registers[3]) | |
e0df6211 PH |
1004 | elif opcode == 214: # setlocal_2 |
1005 | registers[2] = stack.pop() | |
1006 | elif opcode == 215: # setlocal_3 | |
1007 | registers[3] = stack.pop() | |
1008 | else: | |
1009 | raise NotImplementedError( | |
1010 | u'Unsupported opcode %d' % opcode) | |
1011 | ||
1012 | method_pyfunctions[func_name] = resfunc | |
1013 | return resfunc | |
1014 | ||
1015 | initial_function = extract_function(u'decipher') | |
1016 | return lambda s: initial_function([s]) | |
1017 | ||
83799698 | 1018 | def _decrypt_signature(self, s, video_id, player_url, age_gate=False): |
257a2501 | 1019 | """Turn the encrypted s field into a working signature""" |
6b37f0be | 1020 | |
83799698 | 1021 | if player_url is not None: |
e0df6211 | 1022 | try: |
7f8ae73a PH |
1023 | player_id = (player_url, len(s)) |
1024 | if player_id not in self._player_cache: | |
83799698 | 1025 | func = self._extract_signature_function( |
c4417ddb | 1026 | video_id, player_url, len(s) |
e0df6211 | 1027 | ) |
7f8ae73a PH |
1028 | self._player_cache[player_id] = func |
1029 | func = self._player_cache[player_id] | |
edf3e38e PH |
1030 | if self._downloader.params.get('youtube_print_sig_code'): |
1031 | self._print_sig_code(func, len(s)) | |
1032 | return func(s) | |
0ca96d48 | 1033 | except Exception: |
e0df6211 | 1034 | tb = traceback.format_exc() |
83799698 PH |
1035 | self._downloader.report_warning( |
1036 | u'Automatic signature extraction failed: ' + tb) | |
e0df6211 | 1037 | |
d2d8f895 PH |
1038 | self._downloader.report_warning( |
1039 | u'Warning: Falling back to static signature algorithm') | |
920de7a2 | 1040 | |
2f2ffea9 PH |
1041 | return self._static_decrypt_signature( |
1042 | s, video_id, player_url, age_gate) | |
e0df6211 | 1043 | |
2f2ffea9 | 1044 | def _static_decrypt_signature(self, s, video_id, player_url, age_gate): |
e0df6211 PH |
1045 | if age_gate: |
1046 | # The videos with age protection use another player, so the | |
1047 | # algorithms can be different. | |
1048 | if len(s) == 86: | |
1049 | return s[2:63] + s[82] + s[64:82] + s[63] | |
1050 | ||
bc4b9008 | 1051 | if len(s) == 93: |
1052 | return s[86:29:-1] + s[88] + s[28:5:-1] | |
1053 | elif len(s) == 92: | |
444b1165 | 1054 | return s[25] + s[3:25] + s[0] + s[26:42] + s[79] + s[43:79] + s[91] + s[80:83] |
38d025b3 JMF |
1055 | elif len(s) == 91: |
1056 | return s[84:27:-1] + s[86] + s[26:5:-1] | |
444b1165 JMF |
1057 | elif len(s) == 90: |
1058 | return s[25] + s[3:25] + s[2] + s[26:40] + s[77] + s[41:77] + s[89] + s[78:81] | |
8a9d86a2 | 1059 | elif len(s) == 89: |
1060 | return s[84:78:-1] + s[87] + s[77:60:-1] + s[0] + s[59:3:-1] | |
444b1165 | 1061 | elif len(s) == 88: |
3e223834 | 1062 | return s[7:28] + s[87] + s[29:45] + s[55] + s[46:55] + s[2] + s[56:87] + s[28] |
be547e1d | 1063 | elif len(s) == 87: |
3a725669 | 1064 | return s[6:27] + s[4] + s[28:39] + s[27] + s[40:59] + s[2] + s[60:] |
be547e1d | 1065 | elif len(s) == 86: |
f2c327fd | 1066 | return s[80:72:-1] + s[16] + s[71:39:-1] + s[72] + s[38:16:-1] + s[82] + s[15::-1] |
be547e1d | 1067 | elif len(s) == 85: |
6ae8ee3f | 1068 | return s[3:11] + s[0] + s[12:55] + s[84] + s[56:84] |
be547e1d | 1069 | elif len(s) == 84: |
6f56389b | 1070 | return s[78:70:-1] + s[14] + s[69:37:-1] + s[70] + s[36:14:-1] + s[80] + s[:14][::-1] |
be547e1d | 1071 | elif len(s) == 83: |
920de7a2 | 1072 | return s[80:63:-1] + s[0] + s[62:0:-1] + s[63] |
be547e1d | 1073 | elif len(s) == 82: |
c21315f2 | 1074 | return s[80:37:-1] + s[7] + s[36:7:-1] + s[0] + s[6:0:-1] + s[37] |
be547e1d | 1075 | elif len(s) == 81: |
aedd6bb9 | 1076 | return s[56] + s[79:56:-1] + s[41] + s[55:41:-1] + s[80] + s[40:34:-1] + s[0] + s[33:29:-1] + s[34] + s[28:9:-1] + s[29] + s[8:0:-1] + s[9] |
066090dd JMF |
1077 | elif len(s) == 80: |
1078 | return s[1:19] + s[0] + s[20:68] + s[19] + s[69:80] | |
5c468ca8 JMF |
1079 | elif len(s) == 79: |
1080 | return s[54] + s[77:54:-1] + s[39] + s[53:39:-1] + s[78] + s[38:34:-1] + s[0] + s[33:29:-1] + s[34] + s[28:9:-1] + s[29] + s[8:0:-1] + s[9] | |
be547e1d PH |
1081 | |
1082 | else: | |
1083 | raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s))) | |
c5e8d7af | 1084 | |
1f343eaa | 1085 | def _get_available_subtitles(self, video_id, webpage): |
de7f3446 | 1086 | try: |
7fad1c63 JMF |
1087 | sub_list = self._download_webpage( |
1088 | 'http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id, | |
1089 | video_id, note=False) | |
1090 | except ExtractorError as err: | |
de7f3446 JMF |
1091 | self._downloader.report_warning(u'unable to download video subtitles: %s' % compat_str(err)) |
1092 | return {} | |
1093 | lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list) | |
1094 | ||
1095 | sub_lang_list = {} | |
1096 | for l in lang_list: | |
1097 | lang = l[1] | |
1098 | params = compat_urllib_parse.urlencode({ | |
1099 | 'lang': lang, | |
1100 | 'v': video_id, | |
1101 | 'fmt': self._downloader.params.get('subtitlesformat'), | |
8eddf3e9 | 1102 | 'name': l[0].encode('utf-8'), |
de7f3446 JMF |
1103 | }) |
1104 | url = u'http://www.youtube.com/api/timedtext?' + params | |
1105 | sub_lang_list[lang] = url | |
1106 | if not sub_lang_list: | |
1107 | self._downloader.report_warning(u'video doesn\'t have subtitles') | |
1108 | return {} | |
1109 | return sub_lang_list | |
1110 | ||
055e6f36 | 1111 | def _get_available_automatic_caption(self, video_id, webpage): |
de7f3446 JMF |
1112 | """We need the webpage for getting the captions url, pass it as an |
1113 | argument to speed up the process.""" | |
de7f3446 JMF |
1114 | sub_format = self._downloader.params.get('subtitlesformat') |
1115 | self.to_screen(u'%s: Looking for automatic captions' % video_id) | |
1116 | mobj = re.search(r';ytplayer.config = ({.*?});', webpage) | |
055e6f36 | 1117 | err_msg = u'Couldn\'t find automatic captions for %s' % video_id |
de7f3446 JMF |
1118 | if mobj is None: |
1119 | self._downloader.report_warning(err_msg) | |
1120 | return {} | |
1121 | player_config = json.loads(mobj.group(1)) | |
1122 | try: | |
1123 | args = player_config[u'args'] | |
1124 | caption_url = args[u'ttsurl'] | |
1125 | timestamp = args[u'timestamp'] | |
055e6f36 JMF |
1126 | # We get the available subtitles |
1127 | list_params = compat_urllib_parse.urlencode({ | |
1128 | 'type': 'list', | |
1129 | 'tlangs': 1, | |
1130 | 'asrs': 1, | |
de7f3446 | 1131 | }) |
055e6f36 JMF |
1132 | list_url = caption_url + '&' + list_params |
1133 | list_page = self._download_webpage(list_url, video_id) | |
1134 | caption_list = xml.etree.ElementTree.fromstring(list_page.encode('utf-8')) | |
e3dc22ca | 1135 | original_lang_node = caption_list.find('track') |
f6a54188 | 1136 | if original_lang_node is None or original_lang_node.attrib.get('kind') != 'asr' : |
e3dc22ca JMF |
1137 | self._downloader.report_warning(u'Video doesn\'t have automatic captions') |
1138 | return {} | |
1139 | original_lang = original_lang_node.attrib['lang_code'] | |
055e6f36 JMF |
1140 | |
1141 | sub_lang_list = {} | |
1142 | for lang_node in caption_list.findall('target'): | |
1143 | sub_lang = lang_node.attrib['lang_code'] | |
1144 | params = compat_urllib_parse.urlencode({ | |
1145 | 'lang': original_lang, | |
1146 | 'tlang': sub_lang, | |
1147 | 'fmt': sub_format, | |
1148 | 'ts': timestamp, | |
1149 | 'kind': 'asr', | |
1150 | }) | |
1151 | sub_lang_list[sub_lang] = caption_url + '&' + params | |
1152 | return sub_lang_list | |
de7f3446 JMF |
1153 | # An extractor error can be raise by the download process if there are |
1154 | # no automatic captions but there are subtitles | |
1155 | except (KeyError, ExtractorError): | |
1156 | self._downloader.report_warning(err_msg) | |
1157 | return {} | |
1158 | ||
c5e8d7af PH |
1159 | def _print_formats(self, formats): |
1160 | print('Available formats:') | |
1161 | for x in formats: | |
03cc7c20 JMF |
1162 | print('%s\t:\t%s\t[%s]%s' %(x, self._video_extensions.get(x, 'flv'), |
1163 | self._video_dimensions.get(x, '???'), | |
836a086c | 1164 | ' ('+self._special_itags[x]+')' if x in self._special_itags else '')) |
c5e8d7af PH |
1165 | |
1166 | def _extract_id(self, url): | |
1167 | mobj = re.match(self._VALID_URL, url, re.VERBOSE) | |
1168 | if mobj is None: | |
1169 | raise ExtractorError(u'Invalid URL: %s' % url) | |
1170 | video_id = mobj.group(2) | |
1171 | return video_id | |
1172 | ||
1d043b93 JMF |
1173 | def _get_video_url_list(self, url_map): |
1174 | """ | |
1175 | Transform a dictionary in the format {itag:url} to a list of (itag, url) | |
1176 | with the requested formats. | |
1177 | """ | |
1178 | req_format = self._downloader.params.get('format', None) | |
1179 | format_limit = self._downloader.params.get('format_limit', None) | |
1180 | available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats | |
1181 | if format_limit is not None and format_limit in available_formats: | |
1182 | format_list = available_formats[available_formats.index(format_limit):] | |
1183 | else: | |
1184 | format_list = available_formats | |
1185 | existing_formats = [x for x in format_list if x in url_map] | |
1186 | if len(existing_formats) == 0: | |
1187 | raise ExtractorError(u'no known formats available for video') | |
1188 | if self._downloader.params.get('listformats', None): | |
1189 | self._print_formats(existing_formats) | |
1190 | return | |
1191 | if req_format is None or req_format == 'best': | |
1192 | video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality | |
1193 | elif req_format == 'worst': | |
1194 | video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality | |
1195 | elif req_format in ('-1', 'all'): | |
1196 | video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats | |
1197 | else: | |
1198 | # Specific formats. We pick the first in a slash-delimeted sequence. | |
bdc6b3fc AZ |
1199 | # Format can be specified as itag or 'mp4' or 'flv' etc. We pick the highest quality |
1200 | # available in the specified format. For example, | |
1201 | # if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'. | |
1202 | # if '1/mp4/3/4' is requested and '1' and '5' (is a mp4) are available, we pick '1'. | |
1203 | # if '1/mp4/3/4' is requested and '4' and '5' (is a mp4) are available, we pick '5'. | |
1d043b93 JMF |
1204 | req_formats = req_format.split('/') |
1205 | video_url_list = None | |
1206 | for rf in req_formats: | |
1207 | if rf in url_map: | |
1208 | video_url_list = [(rf, url_map[rf])] | |
1209 | break | |
bdc6b3fc AZ |
1210 | if rf in self._video_formats_map: |
1211 | for srf in self._video_formats_map[rf]: | |
1212 | if srf in url_map: | |
1213 | video_url_list = [(srf, url_map[srf])] | |
1214 | break | |
1215 | else: | |
1216 | continue | |
1217 | break | |
1d043b93 JMF |
1218 | if video_url_list is None: |
1219 | raise ExtractorError(u'requested format not available') | |
1220 | return video_url_list | |
1221 | ||
1222 | def _extract_from_m3u8(self, manifest_url, video_id): | |
1223 | url_map = {} | |
1224 | def _get_urls(_manifest): | |
1225 | lines = _manifest.split('\n') | |
1226 | urls = filter(lambda l: l and not l.startswith('#'), | |
1227 | lines) | |
1228 | return urls | |
1229 | manifest = self._download_webpage(manifest_url, video_id, u'Downloading formats manifest') | |
1230 | formats_urls = _get_urls(manifest) | |
1231 | for format_url in formats_urls: | |
890f62e8 | 1232 | itag = self._search_regex(r'itag/(\d+?)/', format_url, 'itag') |
1d043b93 JMF |
1233 | url_map[itag] = format_url |
1234 | return url_map | |
1235 | ||
1fb07d10 JG |
1236 | def _extract_annotations(self, video_id): |
1237 | url = 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id | |
1238 | return self._download_webpage(url, video_id, note=u'Searching for annotations.', errnote=u'Unable to download video annotations.') | |
1239 | ||
c5e8d7af PH |
1240 | def _real_extract(self, url): |
1241 | # Extract original video URL from URL with redirection, like age verification, using next_url parameter | |
1242 | mobj = re.search(self._NEXT_URL_RE, url) | |
1243 | if mobj: | |
1244 | url = 'https://www.youtube.com/' + compat_urllib_parse.unquote(mobj.group(1)).lstrip('/') | |
1245 | video_id = self._extract_id(url) | |
1246 | ||
1247 | # Get video webpage | |
1248 | self.report_video_webpage_download(video_id) | |
1249 | url = 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id | |
1250 | request = compat_urllib_request.Request(url) | |
1251 | try: | |
1252 | video_webpage_bytes = compat_urllib_request.urlopen(request).read() | |
1253 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
1254 | raise ExtractorError(u'Unable to download video webpage: %s' % compat_str(err)) | |
1255 | ||
1256 | video_webpage = video_webpage_bytes.decode('utf-8', 'ignore') | |
1257 | ||
1258 | # Attempt to extract SWF player URL | |
e0df6211 | 1259 | mobj = re.search(r'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage) |
c5e8d7af PH |
1260 | if mobj is not None: |
1261 | player_url = re.sub(r'\\(.)', r'\1', mobj.group(1)) | |
1262 | else: | |
1263 | player_url = None | |
1264 | ||
1265 | # Get video info | |
1266 | self.report_video_info_webpage_download(video_id) | |
c108eb73 JMF |
1267 | if re.search(r'player-age-gate-content">', video_webpage) is not None: |
1268 | self.report_age_confirmation() | |
1269 | age_gate = True | |
1270 | # We simulate the access to the video from www.youtube.com/v/{video_id} | |
1271 | # this can be viewed without login into Youtube | |
1272 | data = compat_urllib_parse.urlencode({'video_id': video_id, | |
1273 | 'el': 'embedded', | |
1274 | 'gl': 'US', | |
1275 | 'hl': 'en', | |
1276 | 'eurl': 'https://youtube.googleapis.com/v/' + video_id, | |
1277 | 'asv': 3, | |
1278 | 'sts':'1588', | |
1279 | }) | |
1280 | video_info_url = 'https://www.youtube.com/get_video_info?' + data | |
c5e8d7af PH |
1281 | video_info_webpage = self._download_webpage(video_info_url, video_id, |
1282 | note=False, | |
1283 | errnote='unable to download video info webpage') | |
1284 | video_info = compat_parse_qs(video_info_webpage) | |
c108eb73 JMF |
1285 | else: |
1286 | age_gate = False | |
1287 | for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']: | |
1288 | video_info_url = ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en' | |
1289 | % (video_id, el_type)) | |
1290 | video_info_webpage = self._download_webpage(video_info_url, video_id, | |
1291 | note=False, | |
1292 | errnote='unable to download video info webpage') | |
1293 | video_info = compat_parse_qs(video_info_webpage) | |
1294 | if 'token' in video_info: | |
1295 | break | |
c5e8d7af PH |
1296 | if 'token' not in video_info: |
1297 | if 'reason' in video_info: | |
9a82b238 | 1298 | raise ExtractorError(u'YouTube said: %s' % video_info['reason'][0], expected=True) |
c5e8d7af PH |
1299 | else: |
1300 | raise ExtractorError(u'"token" parameter not in video info for unknown reason') | |
1301 | ||
1302 | # Check for "rental" videos | |
1303 | if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info: | |
1304 | raise ExtractorError(u'"rental" videos not supported') | |
1305 | ||
1306 | # Start extracting information | |
1307 | self.report_information_extraction(video_id) | |
1308 | ||
1309 | # uploader | |
1310 | if 'author' not in video_info: | |
1311 | raise ExtractorError(u'Unable to extract uploader name') | |
1312 | video_uploader = compat_urllib_parse.unquote_plus(video_info['author'][0]) | |
1313 | ||
1314 | # uploader_id | |
1315 | video_uploader_id = None | |
1316 | mobj = re.search(r'<link itemprop="url" href="http://www.youtube.com/(?:user|channel)/([^"]+)">', video_webpage) | |
1317 | if mobj is not None: | |
1318 | video_uploader_id = mobj.group(1) | |
1319 | else: | |
1320 | self._downloader.report_warning(u'unable to extract uploader nickname') | |
1321 | ||
1322 | # title | |
a8c6b241 PH |
1323 | if 'title' in video_info: |
1324 | video_title = compat_urllib_parse.unquote_plus(video_info['title'][0]) | |
1325 | else: | |
1326 | self._downloader.report_warning(u'Unable to extract video title') | |
1327 | video_title = u'_' | |
c5e8d7af PH |
1328 | |
1329 | # thumbnail image | |
7763b04e JMF |
1330 | # We try first to get a high quality image: |
1331 | m_thumb = re.search(r'<span itemprop="thumbnail".*?href="(.*?)">', | |
1332 | video_webpage, re.DOTALL) | |
1333 | if m_thumb is not None: | |
1334 | video_thumbnail = m_thumb.group(1) | |
1335 | elif 'thumbnail_url' not in video_info: | |
c5e8d7af | 1336 | self._downloader.report_warning(u'unable to extract video thumbnail') |
f490e77e | 1337 | video_thumbnail = None |
c5e8d7af PH |
1338 | else: # don't panic if we can't find it |
1339 | video_thumbnail = compat_urllib_parse.unquote_plus(video_info['thumbnail_url'][0]) | |
1340 | ||
1341 | # upload date | |
1342 | upload_date = None | |
1343 | mobj = re.search(r'id="eow-date.*?>(.*?)</span>', video_webpage, re.DOTALL) | |
1344 | if mobj is not None: | |
1345 | upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split()) | |
1346 | upload_date = unified_strdate(upload_date) | |
1347 | ||
1348 | # description | |
1349 | video_description = get_element_by_id("eow-description", video_webpage) | |
1350 | if video_description: | |
1351 | video_description = clean_html(video_description) | |
1352 | else: | |
1353 | fd_mobj = re.search(r'<meta name="description" content="([^"]+)"', video_webpage) | |
1354 | if fd_mobj: | |
1355 | video_description = unescapeHTML(fd_mobj.group(1)) | |
1356 | else: | |
1357 | video_description = u'' | |
1358 | ||
1359 | # subtitles | |
d82134c3 | 1360 | video_subtitles = self.extract_subtitles(video_id, video_webpage) |
c5e8d7af | 1361 | |
c5e8d7af | 1362 | if self._downloader.params.get('listsubtitles', False): |
d665f8d3 | 1363 | self._list_available_subtitles(video_id, video_webpage) |
c5e8d7af PH |
1364 | return |
1365 | ||
1366 | if 'length_seconds' not in video_info: | |
1367 | self._downloader.report_warning(u'unable to extract video duration') | |
1368 | video_duration = '' | |
1369 | else: | |
1370 | video_duration = compat_urllib_parse.unquote_plus(video_info['length_seconds'][0]) | |
1371 | ||
1fb07d10 JG |
1372 | # annotations |
1373 | video_annotations = None | |
1374 | if self._downloader.params.get('writeannotations', False): | |
1375 | video_annotations = self._extract_annotations(video_id) | |
1376 | ||
c5e8d7af | 1377 | # Decide which formats to download |
c5e8d7af PH |
1378 | |
1379 | try: | |
1380 | mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage) | |
50be92c1 PH |
1381 | if not mobj: |
1382 | raise ValueError('Could not find vevo ID') | |
c5e8d7af PH |
1383 | info = json.loads(mobj.group(1)) |
1384 | args = info['args'] | |
7ce7e394 JMF |
1385 | # Easy way to know if the 's' value is in url_encoded_fmt_stream_map |
1386 | # this signatures are encrypted | |
44d46655 | 1387 | if 'url_encoded_fmt_stream_map' not in args: |
f10503db | 1388 | raise ValueError(u'No stream_map present') # caught below |
00fe14fc JMF |
1389 | re_signature = re.compile(r'[&,]s=') |
1390 | m_s = re_signature.search(args['url_encoded_fmt_stream_map']) | |
7ce7e394 JMF |
1391 | if m_s is not None: |
1392 | self.to_screen(u'%s: Encrypted signatures detected.' % video_id) | |
c5e8d7af | 1393 | video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']] |
00fe14fc | 1394 | m_s = re_signature.search(args.get('adaptive_fmts', u'')) |
b7a68384 | 1395 | if m_s is not None: |
00fe14fc JMF |
1396 | if 'adaptive_fmts' in video_info: |
1397 | video_info['adaptive_fmts'][0] += ',' + args['adaptive_fmts'] | |
37b6d5f6 | 1398 | else: |
00fe14fc | 1399 | video_info['adaptive_fmts'] = [args['adaptive_fmts']] |
c5e8d7af PH |
1400 | except ValueError: |
1401 | pass | |
1402 | ||
1403 | if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'): | |
1404 | self.report_rtmp_download() | |
1405 | video_url_list = [(None, video_info['conn'][0])] | |
00fe14fc JMF |
1406 | elif len(video_info.get('url_encoded_fmt_stream_map', [])) >= 1 or len(video_info.get('adaptive_fmts', [])) >= 1: |
1407 | encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts',[''])[0] | |
1408 | if 'rtmpe%3Dyes' in encoded_url_map: | |
a7055eb9 | 1409 | raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True) |
c5e8d7af | 1410 | url_map = {} |
00fe14fc | 1411 | for url_data_str in encoded_url_map.split(','): |
c5e8d7af PH |
1412 | url_data = compat_parse_qs(url_data_str) |
1413 | if 'itag' in url_data and 'url' in url_data: | |
1414 | url = url_data['url'][0] | |
1415 | if 'sig' in url_data: | |
1416 | url += '&signature=' + url_data['sig'][0] | |
1417 | elif 's' in url_data: | |
e0df6211 | 1418 | encrypted_sig = url_data['s'][0] |
769fda3c | 1419 | if self._downloader.params.get('verbose'): |
c108eb73 | 1420 | if age_gate: |
bdde940e PH |
1421 | if player_url is None: |
1422 | player_version = 'unknown' | |
1423 | else: | |
1424 | player_version = self._search_regex( | |
1425 | r'-(.+)\.swf$', player_url, | |
1426 | u'flash player', fatal=False) | |
e0df6211 | 1427 | player_desc = 'flash player %s' % player_version |
c108eb73 | 1428 | else: |
83799698 PH |
1429 | player_version = self._search_regex( |
1430 | r'html5player-(.+?)\.js', video_webpage, | |
c108eb73 | 1431 | 'html5 player', fatal=False) |
e0df6211 PH |
1432 | player_desc = u'html5 player %s' % player_version |
1433 | ||
1434 | parts_sizes = u'.'.join(compat_str(len(part)) for part in encrypted_sig.split('.')) | |
5a76c651 | 1435 | self.to_screen(u'encrypted signature length %d (%s), itag %s, %s' % |
e0df6211 PH |
1436 | (len(encrypted_sig), parts_sizes, url_data['itag'][0], player_desc)) |
1437 | ||
83799698 | 1438 | if not age_gate: |
e0df6211 PH |
1439 | jsplayer_url_json = self._search_regex( |
1440 | r'"assets":.+?"js":\s*("[^"]+")', | |
1441 | video_webpage, u'JS player URL') | |
83799698 | 1442 | player_url = json.loads(jsplayer_url_json) |
e0df6211 | 1443 | |
83799698 PH |
1444 | signature = self._decrypt_signature( |
1445 | encrypted_sig, video_id, player_url, age_gate) | |
c5e8d7af PH |
1446 | url += '&signature=' + signature |
1447 | if 'ratebypass' not in url: | |
1448 | url += '&ratebypass=yes' | |
1449 | url_map[url_data['itag'][0]] = url | |
1d043b93 JMF |
1450 | video_url_list = self._get_video_url_list(url_map) |
1451 | if not video_url_list: | |
c5e8d7af | 1452 | return |
1d043b93 JMF |
1453 | elif video_info.get('hlsvp'): |
1454 | manifest_url = video_info['hlsvp'][0] | |
1455 | url_map = self._extract_from_m3u8(manifest_url, video_id) | |
1456 | video_url_list = self._get_video_url_list(url_map) | |
1457 | if not video_url_list: | |
1458 | return | |
1459 | ||
c5e8d7af | 1460 | else: |
9abb3204 | 1461 | raise ExtractorError(u'no conn, hlsvp or url_encoded_fmt_stream_map information found in video info') |
c5e8d7af PH |
1462 | |
1463 | results = [] | |
600cc1a4 | 1464 | for itag, video_real_url in video_url_list: |
c5e8d7af | 1465 | # Extension |
600cc1a4 | 1466 | video_extension = self._video_extensions.get(itag, 'flv') |
c5e8d7af | 1467 | |
600cc1a4 JMF |
1468 | video_format = '{0} - {1}{2}'.format(itag if itag else video_extension, |
1469 | self._video_dimensions.get(itag, '???'), | |
1470 | ' ('+self._special_itags[itag]+')' if itag in self._special_itags else '') | |
c5e8d7af PH |
1471 | |
1472 | results.append({ | |
1473 | 'id': video_id, | |
1474 | 'url': video_real_url, | |
1475 | 'uploader': video_uploader, | |
1476 | 'uploader_id': video_uploader_id, | |
1477 | 'upload_date': upload_date, | |
1478 | 'title': video_title, | |
1479 | 'ext': video_extension, | |
1480 | 'format': video_format, | |
600cc1a4 | 1481 | 'format_id': itag, |
c5e8d7af PH |
1482 | 'thumbnail': video_thumbnail, |
1483 | 'description': video_description, | |
1484 | 'player_url': player_url, | |
1485 | 'subtitles': video_subtitles, | |
8dbe9899 | 1486 | 'duration': video_duration, |
cfadd183 | 1487 | 'age_limit': 18 if age_gate else 0, |
9103bbc5 JMF |
1488 | 'annotations': video_annotations, |
1489 | 'webpage_url': 'https://www.youtube.com/watch?v=%s' % video_id, | |
c5e8d7af PH |
1490 | }) |
1491 | return results | |
1492 | ||
1493 | class YoutubePlaylistIE(InfoExtractor): | |
0f818663 | 1494 | IE_DESC = u'YouTube.com playlists' |
c5e8d7af PH |
1495 | _VALID_URL = r"""(?: |
1496 | (?:https?://)? | |
1497 | (?:\w+\.)? | |
1498 | youtube\.com/ | |
1499 | (?: | |
1500 | (?:course|view_play_list|my_playlists|artist|playlist|watch) | |
1501 | \? (?:.*?&)*? (?:p|a|list)= | |
1502 | | p/ | |
1503 | ) | |
c626a3d9 | 1504 | ((?:PL|EC|UU|FL)?[0-9A-Za-z-_]{10,}) |
c5e8d7af PH |
1505 | .* |
1506 | | | |
c626a3d9 | 1507 | ((?:PL|EC|UU|FL)[0-9A-Za-z-_]{10,}) |
c5e8d7af PH |
1508 | )""" |
1509 | _TEMPLATE_URL = 'https://gdata.youtube.com/feeds/api/playlists/%s?max-results=%i&start-index=%i&v=2&alt=json&safeSearch=none' | |
1510 | _MAX_RESULTS = 50 | |
1511 | IE_NAME = u'youtube:playlist' | |
1512 | ||
1513 | @classmethod | |
1514 | def suitable(cls, url): | |
1515 | """Receives a URL and returns True if suitable for this IE.""" | |
1516 | return re.match(cls._VALID_URL, url, re.VERBOSE) is not None | |
1517 | ||
1518 | def _real_extract(self, url): | |
1519 | # Extract playlist id | |
1520 | mobj = re.match(self._VALID_URL, url, re.VERBOSE) | |
1521 | if mobj is None: | |
1522 | raise ExtractorError(u'Invalid URL: %s' % url) | |
47192f92 FV |
1523 | playlist_id = mobj.group(1) or mobj.group(2) |
1524 | ||
1525 | # Check if it's a video-specific URL | |
7c61bd36 | 1526 | query_dict = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query) |
47192f92 FV |
1527 | if 'v' in query_dict: |
1528 | video_id = query_dict['v'][0] | |
1529 | if self._downloader.params.get('noplaylist'): | |
1530 | self.to_screen(u'Downloading just video %s because of --no-playlist' % video_id) | |
1531 | return self.url_result('https://www.youtube.com/watch?v=' + video_id, 'Youtube') | |
1532 | else: | |
1533 | self.to_screen(u'Downloading playlist PL%s - add --no-playlist to just download video %s' % (playlist_id, video_id)) | |
c5e8d7af PH |
1534 | |
1535 | # Download playlist videos from API | |
c5e8d7af PH |
1536 | videos = [] |
1537 | ||
755eb032 | 1538 | for page_num in itertools.count(1): |
771822eb JMF |
1539 | start_index = self._MAX_RESULTS * (page_num - 1) + 1 |
1540 | if start_index >= 1000: | |
1541 | self._downloader.report_warning(u'Max number of results reached') | |
1542 | break | |
1543 | url = self._TEMPLATE_URL % (playlist_id, self._MAX_RESULTS, start_index) | |
c5e8d7af PH |
1544 | page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num) |
1545 | ||
1546 | try: | |
1547 | response = json.loads(page) | |
1548 | except ValueError as err: | |
1549 | raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err)) | |
1550 | ||
1551 | if 'feed' not in response: | |
1552 | raise ExtractorError(u'Got a malformed response from YouTube API') | |
1553 | playlist_title = response['feed']['title']['$t'] | |
1554 | if 'entry' not in response['feed']: | |
1555 | # Number of videos is a multiple of self._MAX_RESULTS | |
1556 | break | |
1557 | ||
1558 | for entry in response['feed']['entry']: | |
1559 | index = entry['yt$position']['$t'] | |
c215217e JMF |
1560 | if 'media$group' in entry and 'yt$videoid' in entry['media$group']: |
1561 | videos.append(( | |
1562 | index, | |
1563 | 'https://www.youtube.com/watch?v=' + entry['media$group']['yt$videoid']['$t'] | |
1564 | )) | |
c5e8d7af | 1565 | |
c5e8d7af PH |
1566 | videos = [v[1] for v in sorted(videos)] |
1567 | ||
20c3893f | 1568 | url_results = [self.url_result(vurl, 'Youtube') for vurl in videos] |
c5e8d7af PH |
1569 | return [self.playlist_result(url_results, playlist_id, playlist_title)] |
1570 | ||
1571 | ||
1572 | class YoutubeChannelIE(InfoExtractor): | |
0f818663 | 1573 | IE_DESC = u'YouTube.com channels' |
c5e8d7af | 1574 | _VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)" |
c5e8d7af | 1575 | _MORE_PAGES_INDICATOR = 'yt-uix-load-more' |
252580c5 | 1576 | _MORE_PAGES_URL = 'http://www.youtube.com/c4_browse_ajax?action_load_more_videos=1&flow=list&paging=%s&view=0&sort=da&channel_id=%s' |
c5e8d7af PH |
1577 | IE_NAME = u'youtube:channel' |
1578 | ||
1579 | def extract_videos_from_page(self, page): | |
1580 | ids_in_page = [] | |
1581 | for mobj in re.finditer(r'href="/watch\?v=([0-9A-Za-z_-]+)&?', page): | |
1582 | if mobj.group(1) not in ids_in_page: | |
1583 | ids_in_page.append(mobj.group(1)) | |
1584 | return ids_in_page | |
1585 | ||
1586 | def _real_extract(self, url): | |
1587 | # Extract channel id | |
1588 | mobj = re.match(self._VALID_URL, url) | |
1589 | if mobj is None: | |
1590 | raise ExtractorError(u'Invalid URL: %s' % url) | |
1591 | ||
1592 | # Download channel page | |
1593 | channel_id = mobj.group(1) | |
1594 | video_ids = [] | |
c5e8d7af | 1595 | |
4f045eef JMF |
1596 | # Download all channel pages using the json-based channel_ajax query |
1597 | for pagenum in itertools.count(1): | |
1598 | url = self._MORE_PAGES_URL % (pagenum, channel_id) | |
1599 | page = self._download_webpage(url, channel_id, | |
1600 | u'Downloading page #%s' % pagenum) | |
c5e8d7af | 1601 | |
4f045eef | 1602 | page = json.loads(page) |
c5e8d7af | 1603 | |
4f045eef JMF |
1604 | ids_in_page = self.extract_videos_from_page(page['content_html']) |
1605 | video_ids.extend(ids_in_page) | |
c5e8d7af | 1606 | |
4f045eef JMF |
1607 | if self._MORE_PAGES_INDICATOR not in page['load_more_widget_html']: |
1608 | break | |
c5e8d7af PH |
1609 | |
1610 | self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids))) | |
1611 | ||
1612 | urls = ['http://www.youtube.com/watch?v=%s' % id for id in video_ids] | |
20c3893f | 1613 | url_entries = [self.url_result(eurl, 'Youtube') for eurl in urls] |
c5e8d7af PH |
1614 | return [self.playlist_result(url_entries, channel_id)] |
1615 | ||
1616 | ||
1617 | class YoutubeUserIE(InfoExtractor): | |
0f818663 | 1618 | IE_DESC = u'YouTube.com user videos (URL or "ytuser" keyword)' |
57da92b7 | 1619 | _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:user/)?(?!(?:attribution_link|watch)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)([A-Za-z0-9_-]+)' |
c5e8d7af PH |
1620 | _TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s' |
1621 | _GDATA_PAGE_SIZE = 50 | |
fd9cf738 | 1622 | _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d&alt=json' |
c5e8d7af PH |
1623 | IE_NAME = u'youtube:user' |
1624 | ||
e3ea4790 | 1625 | @classmethod |
f4b05232 | 1626 | def suitable(cls, url): |
e3ea4790 JMF |
1627 | # Don't return True if the url can be extracted with other youtube |
1628 | # extractor, the regex would is too permissive and it would match. | |
1629 | other_ies = iter(klass for (name, klass) in globals().items() if name.endswith('IE') and klass is not cls) | |
1630 | if any(ie.suitable(url) for ie in other_ies): return False | |
f4b05232 JMF |
1631 | else: return super(YoutubeUserIE, cls).suitable(url) |
1632 | ||
c5e8d7af PH |
1633 | def _real_extract(self, url): |
1634 | # Extract username | |
1635 | mobj = re.match(self._VALID_URL, url) | |
1636 | if mobj is None: | |
1637 | raise ExtractorError(u'Invalid URL: %s' % url) | |
1638 | ||
1639 | username = mobj.group(1) | |
1640 | ||
1641 | # Download video ids using YouTube Data API. Result size per | |
1642 | # query is limited (currently to 50 videos) so we need to query | |
1643 | # page by page until there are no video ids - it means we got | |
1644 | # all of them. | |
1645 | ||
1646 | video_ids = [] | |
c5e8d7af | 1647 | |
755eb032 | 1648 | for pagenum in itertools.count(0): |
c5e8d7af PH |
1649 | start_index = pagenum * self._GDATA_PAGE_SIZE + 1 |
1650 | ||
1651 | gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index) | |
1652 | page = self._download_webpage(gdata_url, username, | |
1653 | u'Downloading video ids from %d to %d' % (start_index, start_index + self._GDATA_PAGE_SIZE)) | |
1654 | ||
fd9cf738 JMF |
1655 | try: |
1656 | response = json.loads(page) | |
1657 | except ValueError as err: | |
1658 | raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err)) | |
71c82637 JMF |
1659 | if 'entry' not in response['feed']: |
1660 | # Number of videos is a multiple of self._MAX_RESULTS | |
1661 | break | |
fd9cf738 | 1662 | |
c5e8d7af PH |
1663 | # Extract video identifiers |
1664 | ids_in_page = [] | |
fd9cf738 JMF |
1665 | for entry in response['feed']['entry']: |
1666 | ids_in_page.append(entry['id']['$t'].split('/')[-1]) | |
c5e8d7af PH |
1667 | video_ids.extend(ids_in_page) |
1668 | ||
1669 | # A little optimization - if current page is not | |
1670 | # "full", ie. does not contain PAGE_SIZE video ids then | |
1671 | # we can assume that this page is the last one - there | |
1672 | # are no more ids on further pages - no need to query | |
1673 | # again. | |
1674 | ||
1675 | if len(ids_in_page) < self._GDATA_PAGE_SIZE: | |
1676 | break | |
1677 | ||
c5e8d7af | 1678 | urls = ['http://www.youtube.com/watch?v=%s' % video_id for video_id in video_ids] |
20c3893f | 1679 | url_results = [self.url_result(rurl, 'Youtube') for rurl in urls] |
c5e8d7af | 1680 | return [self.playlist_result(url_results, playlist_title = username)] |
b05654f0 PH |
1681 | |
1682 | class YoutubeSearchIE(SearchInfoExtractor): | |
0f818663 | 1683 | IE_DESC = u'YouTube.com searches' |
b05654f0 PH |
1684 | _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc' |
1685 | _MAX_RESULTS = 1000 | |
1686 | IE_NAME = u'youtube:search' | |
1687 | _SEARCH_KEY = 'ytsearch' | |
1688 | ||
1689 | def report_download_page(self, query, pagenum): | |
1690 | """Report attempt to download search page with given number.""" | |
1691 | self._downloader.to_screen(u'[youtube] query "%s": Downloading page %s' % (query, pagenum)) | |
1692 | ||
1693 | def _get_n_results(self, query, n): | |
1694 | """Get a specified number of results for a query""" | |
1695 | ||
1696 | video_ids = [] | |
1697 | pagenum = 0 | |
1698 | limit = n | |
1699 | ||
1700 | while (50 * pagenum) < limit: | |
1701 | self.report_download_page(query, pagenum+1) | |
1702 | result_url = self._API_URL % (compat_urllib_parse.quote_plus(query), (50*pagenum)+1) | |
1703 | request = compat_urllib_request.Request(result_url) | |
1704 | try: | |
1705 | data = compat_urllib_request.urlopen(request).read().decode('utf-8') | |
1706 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
1707 | raise ExtractorError(u'Unable to download API page: %s' % compat_str(err)) | |
1708 | api_response = json.loads(data)['data'] | |
1709 | ||
1710 | if not 'items' in api_response: | |
1711 | raise ExtractorError(u'[youtube] No video results') | |
1712 | ||
1713 | new_ids = list(video['id'] for video in api_response['items']) | |
1714 | video_ids += new_ids | |
1715 | ||
1716 | limit = min(n, api_response['totalItems']) | |
1717 | pagenum += 1 | |
1718 | ||
1719 | if len(video_ids) > n: | |
1720 | video_ids = video_ids[:n] | |
1721 | videos = [self.url_result('http://www.youtube.com/watch?v=%s' % id, 'Youtube') for id in video_ids] | |
1722 | return self.playlist_result(videos, query) | |
75dff0ee | 1723 | |
a3dd9248 CM |
1724 | class YoutubeSearchDateIE(YoutubeSearchIE): |
1725 | _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc&orderby=published' | |
1726 | _SEARCH_KEY = 'ytsearchdate' | |
08fb86c4 | 1727 | IE_DESC = u'YouTube.com searches, newest videos first' |
75dff0ee JMF |
1728 | |
1729 | class YoutubeShowIE(InfoExtractor): | |
0f818663 | 1730 | IE_DESC = u'YouTube.com (multi-season) shows' |
75dff0ee JMF |
1731 | _VALID_URL = r'https?://www\.youtube\.com/show/(.*)' |
1732 | IE_NAME = u'youtube:show' | |
1733 | ||
1734 | def _real_extract(self, url): | |
1735 | mobj = re.match(self._VALID_URL, url) | |
1736 | show_name = mobj.group(1) | |
1737 | webpage = self._download_webpage(url, show_name, u'Downloading show webpage') | |
1738 | # There's one playlist for each season of the show | |
1739 | m_seasons = list(re.finditer(r'href="(/playlist\?list=.*?)"', webpage)) | |
1740 | self.to_screen(u'%s: Found %s seasons' % (show_name, len(m_seasons))) | |
1741 | return [self.url_result('https://www.youtube.com' + season.group(1), 'YoutubePlaylist') for season in m_seasons] | |
04cc9617 JMF |
1742 | |
1743 | ||
b2e8bc1b | 1744 | class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor): |
d7ae0639 JMF |
1745 | """ |
1746 | Base class for extractors that fetch info from | |
1747 | http://www.youtube.com/feed_ajax | |
1748 | Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties. | |
1749 | """ | |
b2e8bc1b | 1750 | _LOGIN_REQUIRED = True |
04cc9617 | 1751 | _PAGING_STEP = 30 |
43ba5456 JMF |
1752 | # use action_load_personal_feed instead of action_load_system_feed |
1753 | _PERSONAL_FEED = False | |
04cc9617 | 1754 | |
d7ae0639 JMF |
1755 | @property |
1756 | def _FEED_TEMPLATE(self): | |
43ba5456 JMF |
1757 | action = 'action_load_system_feed' |
1758 | if self._PERSONAL_FEED: | |
1759 | action = 'action_load_personal_feed' | |
1760 | return 'http://www.youtube.com/feed_ajax?%s=1&feed_name=%s&paging=%%s' % (action, self._FEED_NAME) | |
d7ae0639 JMF |
1761 | |
1762 | @property | |
1763 | def IE_NAME(self): | |
1764 | return u'youtube:%s' % self._FEED_NAME | |
04cc9617 | 1765 | |
81f0259b | 1766 | def _real_initialize(self): |
b2e8bc1b | 1767 | self._login() |
81f0259b | 1768 | |
04cc9617 JMF |
1769 | def _real_extract(self, url): |
1770 | feed_entries = [] | |
1771 | # The step argument is available only in 2.7 or higher | |
1772 | for i in itertools.count(0): | |
1773 | paging = i*self._PAGING_STEP | |
d7ae0639 JMF |
1774 | info = self._download_webpage(self._FEED_TEMPLATE % paging, |
1775 | u'%s feed' % self._FEED_NAME, | |
04cc9617 JMF |
1776 | u'Downloading page %s' % i) |
1777 | info = json.loads(info) | |
1778 | feed_html = info['feed_html'] | |
43ba5456 | 1779 | m_ids = re.finditer(r'"/watch\?v=(.*?)["&]', feed_html) |
04cc9617 JMF |
1780 | ids = orderedSet(m.group(1) for m in m_ids) |
1781 | feed_entries.extend(self.url_result(id, 'Youtube') for id in ids) | |
1782 | if info['paging'] is None: | |
1783 | break | |
d7ae0639 JMF |
1784 | return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE) |
1785 | ||
1786 | class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor): | |
1787 | IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)' | |
1788 | _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?' | |
1789 | _FEED_NAME = 'subscriptions' | |
1790 | _PLAYLIST_TITLE = u'Youtube Subscriptions' | |
1791 | ||
1792 | class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor): | |
1793 | IE_DESC = u'YouTube.com recommended videos, "ytrec" keyword (requires authentication)' | |
1794 | _VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?' | |
1795 | _FEED_NAME = 'recommended' | |
1796 | _PLAYLIST_TITLE = u'Youtube Recommended videos' | |
c626a3d9 | 1797 | |
43ba5456 JMF |
1798 | class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor): |
1799 | IE_DESC = u'Youtube watch later list, "ytwatchlater" keyword (requires authentication)' | |
1800 | _VALID_URL = r'https?://www\.youtube\.com/feed/watch_later|:ytwatchlater' | |
1801 | _FEED_NAME = 'watch_later' | |
1802 | _PLAYLIST_TITLE = u'Youtube Watch Later' | |
1803 | _PAGING_STEP = 100 | |
1804 | _PERSONAL_FEED = True | |
c626a3d9 JMF |
1805 | |
1806 | class YoutubeFavouritesIE(YoutubeBaseInfoExtractor): | |
1807 | IE_NAME = u'youtube:favorites' | |
1808 | IE_DESC = u'YouTube.com favourite videos, "ytfav" keyword (requires authentication)' | |
c7a7750d | 1809 | _VALID_URL = r'https?://www\.youtube\.com/my_favorites|:ytfav(?:ou?rites)?' |
c626a3d9 JMF |
1810 | _LOGIN_REQUIRED = True |
1811 | ||
1812 | def _real_extract(self, url): | |
1813 | webpage = self._download_webpage('https://www.youtube.com/my_favorites', 'Youtube Favourites videos') | |
1814 | playlist_id = self._search_regex(r'list=(.+?)["&]', webpage, u'favourites playlist id') | |
1815 | return self.url_result(playlist_id, 'YoutubePlaylist') | |
15870e90 PH |
1816 | |
1817 | ||
1818 | class YoutubeTruncatedURLIE(InfoExtractor): | |
1819 | IE_NAME = 'youtube:truncated_url' | |
1820 | IE_DESC = False # Do not list | |
1821 | _VALID_URL = r'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$' | |
1822 | ||
1823 | def _real_extract(self, url): | |
1824 | raise ExtractorError( | |
1825 | u'Did you forget to quote the URL? Remember that & is a meta ' | |
1826 | u'character in most shells, so you want to put the URL in quotes, ' | |
1827 | u'like youtube-dl ' | |
1828 | u'\'http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc\'' | |
1829 | u' (or simply youtube-dl BaW_jenozKc ).', | |
1830 | expected=True) |