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[youtubedl] / youtube_dl / extractor / youtube.py
1 # coding: utf-8
2
3 import collections
4 import errno
5 import io
6 import itertools
7 import json
8 import os.path
9 import re
10 import string
11 import struct
12 import traceback
13 import zlib
14
15 from .common import InfoExtractor, SearchInfoExtractor
16 from .subtitles import SubtitlesInfoExtractor
17 from ..utils import (
18 compat_chr,
19 compat_parse_qs,
20 compat_urllib_parse,
21 compat_urllib_request,
22 compat_urlparse,
23 compat_str,
24
25 clean_html,
26 get_cachedir,
27 get_element_by_id,
28 get_element_by_attribute,
29 ExtractorError,
30 int_or_none,
31 PagedList,
32 RegexNotFoundError,
33 unescapeHTML,
34 unified_strdate,
35 orderedSet,
36 write_json_file,
37 uppercase_escape,
38 )
39
40 class YoutubeBaseInfoExtractor(InfoExtractor):
41 """Provide base functions for Youtube extractors"""
42 _LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
43 _LANG_URL = r'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
44 _AGE_URL = 'https://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
45 _NETRC_MACHINE = 'youtube'
46 # If True it will raise an error if no login info is provided
47 _LOGIN_REQUIRED = False
48
49 def _set_language(self):
50 return bool(self._download_webpage(
51 self._LANG_URL, None,
52 note=u'Setting language', errnote='unable to set language',
53 fatal=False))
54
55 def _login(self):
56 (username, password) = self._get_login_info()
57 # No authentication to be performed
58 if username is None:
59 if self._LOGIN_REQUIRED:
60 raise ExtractorError(u'No login info available, needed for using %s.' % self.IE_NAME, expected=True)
61 return False
62
63 login_page = self._download_webpage(
64 self._LOGIN_URL, None,
65 note=u'Downloading login page',
66 errnote=u'unable to fetch login page', fatal=False)
67 if login_page is False:
68 return
69
70 galx = self._search_regex(r'(?s)<input.+?name="GALX".+?value="(.+?)"',
71 login_page, u'Login GALX parameter')
72
73 # Log in
74 login_form_strs = {
75 u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
76 u'Email': username,
77 u'GALX': galx,
78 u'Passwd': password,
79 u'PersistentCookie': u'yes',
80 u'_utf8': u'霱',
81 u'bgresponse': u'js_disabled',
82 u'checkConnection': u'',
83 u'checkedDomains': u'youtube',
84 u'dnConn': u'',
85 u'pstMsg': u'0',
86 u'rmShown': u'1',
87 u'secTok': u'',
88 u'signIn': u'Sign in',
89 u'timeStmp': u'',
90 u'service': u'youtube',
91 u'uilel': u'3',
92 u'hl': u'en_US',
93 }
94 # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
95 # chokes on unicode
96 login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
97 login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
98
99 req = compat_urllib_request.Request(self._LOGIN_URL, login_data)
100 login_results = self._download_webpage(
101 req, None,
102 note=u'Logging in', errnote=u'unable to log in', fatal=False)
103 if login_results is False:
104 return False
105 if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None:
106 self._downloader.report_warning(u'unable to log in: bad username or password')
107 return False
108 return True
109
110 def _confirm_age(self):
111 age_form = {
112 'next_url': '/',
113 'action_confirm': 'Confirm',
114 }
115 req = compat_urllib_request.Request(self._AGE_URL,
116 compat_urllib_parse.urlencode(age_form).encode('ascii'))
117
118 self._download_webpage(
119 req, None,
120 note=u'Confirming age', errnote=u'Unable to confirm age')
121 return True
122
123 def _real_initialize(self):
124 if self._downloader is None:
125 return
126 if not self._set_language():
127 return
128 if not self._login():
129 return
130 self._confirm_age()
131
132
133 class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
134 IE_DESC = u'YouTube.com'
135 _VALID_URL = r"""(?x)^
136 (
137 (?:https?://|//)? # http(s):// or protocol-independent URL (optional)
138 (?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie)?\.com/|
139 (?:www\.)?deturl\.com/www\.youtube\.com/|
140 (?:www\.)?pwnyoutube\.com/|
141 tube\.majestyc\.net/|
142 youtube\.googleapis\.com/) # the various hostnames, with wildcard subdomains
143 (?:.*?\#/)? # handle anchor (#/) redirect urls
144 (?: # the various things that can precede the ID:
145 (?:(?:v|embed|e)/) # v/ or embed/ or e/
146 |(?: # or the v= param in all its forms
147 (?:(?:watch|movie)(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
148 (?:\?|\#!?) # the params delimiter ? or # or #!
149 (?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx)
150 v=
151 )
152 ))
153 |youtu\.be/ # just youtu.be/xxxx
154 )
155 )? # all until now is optional -> you can pass the naked ID
156 ([0-9A-Za-z_-]{11}) # here is it! the YouTube video ID
157 (?(1).+)? # if we found the ID, everything can follow
158 $"""
159 _NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
160 _formats = {
161 '5': {'ext': 'flv', 'width': 400, 'height': 240},
162 '6': {'ext': 'flv', 'width': 450, 'height': 270},
163 '13': {'ext': '3gp'},
164 '17': {'ext': '3gp', 'width': 176, 'height': 144},
165 '18': {'ext': 'mp4', 'width': 640, 'height': 360},
166 '22': {'ext': 'mp4', 'width': 1280, 'height': 720},
167 '34': {'ext': 'flv', 'width': 640, 'height': 360},
168 '35': {'ext': 'flv', 'width': 854, 'height': 480},
169 '36': {'ext': '3gp', 'width': 320, 'height': 240},
170 '37': {'ext': 'mp4', 'width': 1920, 'height': 1080},
171 '38': {'ext': 'mp4', 'width': 4096, 'height': 3072},
172 '43': {'ext': 'webm', 'width': 640, 'height': 360},
173 '44': {'ext': 'webm', 'width': 854, 'height': 480},
174 '45': {'ext': 'webm', 'width': 1280, 'height': 720},
175 '46': {'ext': 'webm', 'width': 1920, 'height': 1080},
176
177
178 # 3d videos
179 '82': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20},
180 '83': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20},
181 '84': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20},
182 '85': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': '3D', 'preference': -20},
183 '100': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20},
184 '101': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20},
185 '102': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20},
186
187 # Apple HTTP Live Streaming
188 '92': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10},
189 '93': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'HLS', 'preference': -10},
190 '94': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'HLS', 'preference': -10},
191 '95': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'HLS', 'preference': -10},
192 '96': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'HLS', 'preference': -10},
193 '132': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10},
194 '151': {'ext': 'mp4', 'height': 72, 'resolution': '72p', 'format_note': 'HLS', 'preference': -10},
195
196 # DASH mp4 video
197 '133': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'DASH video', 'preference': -40},
198 '134': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'DASH video', 'preference': -40},
199 '135': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'DASH video', 'preference': -40},
200 '136': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'DASH video', 'preference': -40},
201 '137': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40},
202 '138': {'ext': 'mp4', 'height': 1081, 'resolution': '>1080p', 'format_note': 'DASH video', 'preference': -40},
203 '160': {'ext': 'mp4', 'height': 192, 'resolution': '192p', 'format_note': 'DASH video', 'preference': -40},
204 '264': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40},
205
206 # Dash mp4 audio
207 '139': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 48, 'preference': -50},
208 '140': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 128, 'preference': -50},
209 '141': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 256, 'preference': -50},
210
211 # Dash webm
212 '167': {'ext': 'webm', 'height': 360, 'width': 640, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
213 '168': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
214 '169': {'ext': 'webm', 'height': 720, 'width': 1280, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
215 '170': {'ext': 'webm', 'height': 1080, 'width': 1920, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
216 '218': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
217 '219': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
218 '242': {'ext': 'webm', 'height': 240, 'resolution': '240p', 'format_note': 'DASH webm', 'preference': -40},
219 '243': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': 'DASH webm', 'preference': -40},
220 '244': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40},
221 '245': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40},
222 '246': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40},
223 '247': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': 'DASH webm', 'preference': -40},
224 '248': {'ext': 'webm', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH webm', 'preference': -40},
225
226 # Dash webm audio
227 '171': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 48, 'preference': -50},
228 '172': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 256, 'preference': -50},
229
230 # RTMP (unnamed)
231 '_rtmp': {'protocol': 'rtmp'},
232 }
233
234 IE_NAME = u'youtube'
235 _TESTS = [
236 {
237 u"url": u"http://www.youtube.com/watch?v=BaW_jenozKc",
238 u"file": u"BaW_jenozKc.mp4",
239 u"info_dict": {
240 u"title": u"youtube-dl test video \"'/\\ä↭𝕐",
241 u"uploader": u"Philipp Hagemeister",
242 u"uploader_id": u"phihag",
243 u"upload_date": u"20121002",
244 u"description": u"test chars: \"'/\\ä↭𝕐\ntest URL: https://github.com/rg3/youtube-dl/issues/1892\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de ."
245 }
246 },
247 {
248 u"url": u"http://www.youtube.com/watch?v=UxxajLWwzqY",
249 u"file": u"UxxajLWwzqY.mp4",
250 u"note": u"Test generic use_cipher_signature video (#897)",
251 u"info_dict": {
252 u"upload_date": u"20120506",
253 u"title": u"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]",
254 u"description": u"md5:5b292926389560516e384ac437c0ec07",
255 u"uploader": u"Icona Pop",
256 u"uploader_id": u"IconaPop"
257 }
258 },
259 {
260 u"url": u"https://www.youtube.com/watch?v=07FYdnEawAQ",
261 u"file": u"07FYdnEawAQ.mp4",
262 u"note": u"Test VEVO video with age protection (#956)",
263 u"info_dict": {
264 u"upload_date": u"20130703",
265 u"title": u"Justin Timberlake - Tunnel Vision (Explicit)",
266 u"description": u"md5:64249768eec3bc4276236606ea996373",
267 u"uploader": u"justintimberlakeVEVO",
268 u"uploader_id": u"justintimberlakeVEVO"
269 }
270 },
271 {
272 u"url": u"//www.YouTube.com/watch?v=yZIXLfi8CZQ",
273 u"file": u"yZIXLfi8CZQ.mp4",
274 u"note": u"Embed-only video (#1746)",
275 u"info_dict": {
276 u"upload_date": u"20120608",
277 u"title": u"Principal Sexually Assaults A Teacher - Episode 117 - 8th June 2012",
278 u"description": u"md5:09b78bd971f1e3e289601dfba15ca4f7",
279 u"uploader": u"SET India",
280 u"uploader_id": u"setindia"
281 }
282 },
283 {
284 u"url": u"http://www.youtube.com/watch?v=a9LDPn-MO4I",
285 u"file": u"a9LDPn-MO4I.m4a",
286 u"note": u"256k DASH audio (format 141) via DASH manifest",
287 u"info_dict": {
288 u"upload_date": "20121002",
289 u"uploader_id": "8KVIDEO",
290 u"description": "No description available.",
291 u"uploader": "8KVIDEO",
292 u"title": "UHDTV TEST 8K VIDEO.mp4"
293 },
294 u"params": {
295 u"youtube_include_dash_manifest": True,
296 u"format": "141",
297 },
298 },
299 ]
300
301
302 @classmethod
303 def suitable(cls, url):
304 """Receives a URL and returns True if suitable for this IE."""
305 if YoutubePlaylistIE.suitable(url): return False
306 return re.match(cls._VALID_URL, url) is not None
307
308 def __init__(self, *args, **kwargs):
309 super(YoutubeIE, self).__init__(*args, **kwargs)
310 self._player_cache = {}
311
312 def report_video_info_webpage_download(self, video_id):
313 """Report attempt to download video info webpage."""
314 self.to_screen(u'%s: Downloading video info webpage' % video_id)
315
316 def report_information_extraction(self, video_id):
317 """Report attempt to extract video information."""
318 self.to_screen(u'%s: Extracting video information' % video_id)
319
320 def report_unavailable_format(self, video_id, format):
321 """Report extracted video URL."""
322 self.to_screen(u'%s: Format %s not available' % (video_id, format))
323
324 def report_rtmp_download(self):
325 """Indicate the download will use the RTMP protocol."""
326 self.to_screen(u'RTMP download detected')
327
328 def _extract_signature_function(self, video_id, player_url, slen):
329 id_m = re.match(r'.*-(?P<id>[a-zA-Z0-9_-]+)\.(?P<ext>[a-z]+)$',
330 player_url)
331 player_type = id_m.group('ext')
332 player_id = id_m.group('id')
333
334 # Read from filesystem cache
335 func_id = '%s_%s_%d' % (player_type, player_id, slen)
336 assert os.path.basename(func_id) == func_id
337 cache_dir = get_cachedir(self._downloader.params)
338
339 cache_enabled = cache_dir is not None
340 if cache_enabled:
341 cache_fn = os.path.join(os.path.expanduser(cache_dir),
342 u'youtube-sigfuncs',
343 func_id + '.json')
344 try:
345 with io.open(cache_fn, 'r', encoding='utf-8') as cachef:
346 cache_spec = json.load(cachef)
347 return lambda s: u''.join(s[i] for i in cache_spec)
348 except IOError:
349 pass # No cache available
350
351 if player_type == 'js':
352 code = self._download_webpage(
353 player_url, video_id,
354 note=u'Downloading %s player %s' % (player_type, player_id),
355 errnote=u'Download of %s failed' % player_url)
356 res = self._parse_sig_js(code)
357 elif player_type == 'swf':
358 urlh = self._request_webpage(
359 player_url, video_id,
360 note=u'Downloading %s player %s' % (player_type, player_id),
361 errnote=u'Download of %s failed' % player_url)
362 code = urlh.read()
363 res = self._parse_sig_swf(code)
364 else:
365 assert False, 'Invalid player type %r' % player_type
366
367 if cache_enabled:
368 try:
369 test_string = u''.join(map(compat_chr, range(slen)))
370 cache_res = res(test_string)
371 cache_spec = [ord(c) for c in cache_res]
372 try:
373 os.makedirs(os.path.dirname(cache_fn))
374 except OSError as ose:
375 if ose.errno != errno.EEXIST:
376 raise
377 write_json_file(cache_spec, cache_fn)
378 except Exception:
379 tb = traceback.format_exc()
380 self._downloader.report_warning(
381 u'Writing cache to %r failed: %s' % (cache_fn, tb))
382
383 return res
384
385 def _print_sig_code(self, func, slen):
386 def gen_sig_code(idxs):
387 def _genslice(start, end, step):
388 starts = u'' if start == 0 else str(start)
389 ends = (u':%d' % (end+step)) if end + step >= 0 else u':'
390 steps = u'' if step == 1 else (u':%d' % step)
391 return u's[%s%s%s]' % (starts, ends, steps)
392
393 step = None
394 start = '(Never used)' # Quelch pyflakes warnings - start will be
395 # set as soon as step is set
396 for i, prev in zip(idxs[1:], idxs[:-1]):
397 if step is not None:
398 if i - prev == step:
399 continue
400 yield _genslice(start, prev, step)
401 step = None
402 continue
403 if i - prev in [-1, 1]:
404 step = i - prev
405 start = prev
406 continue
407 else:
408 yield u's[%d]' % prev
409 if step is None:
410 yield u's[%d]' % i
411 else:
412 yield _genslice(start, i, step)
413
414 test_string = u''.join(map(compat_chr, range(slen)))
415 cache_res = func(test_string)
416 cache_spec = [ord(c) for c in cache_res]
417 expr_code = u' + '.join(gen_sig_code(cache_spec))
418 code = u'if len(s) == %d:\n return %s\n' % (slen, expr_code)
419 self.to_screen(u'Extracted signature function:\n' + code)
420
421 def _parse_sig_js(self, jscode):
422 funcname = self._search_regex(
423 r'signature=([a-zA-Z]+)', jscode,
424 u'Initial JS player signature function name')
425
426 functions = {}
427
428 def argidx(varname):
429 return string.lowercase.index(varname)
430
431 def interpret_statement(stmt, local_vars, allow_recursion=20):
432 if allow_recursion < 0:
433 raise ExtractorError(u'Recursion limit reached')
434
435 if stmt.startswith(u'var '):
436 stmt = stmt[len(u'var '):]
437 ass_m = re.match(r'^(?P<out>[a-z]+)(?:\[(?P<index>[^\]]+)\])?' +
438 r'=(?P<expr>.*)$', stmt)
439 if ass_m:
440 if ass_m.groupdict().get('index'):
441 def assign(val):
442 lvar = local_vars[ass_m.group('out')]
443 idx = interpret_expression(ass_m.group('index'),
444 local_vars, allow_recursion)
445 assert isinstance(idx, int)
446 lvar[idx] = val
447 return val
448 expr = ass_m.group('expr')
449 else:
450 def assign(val):
451 local_vars[ass_m.group('out')] = val
452 return val
453 expr = ass_m.group('expr')
454 elif stmt.startswith(u'return '):
455 assign = lambda v: v
456 expr = stmt[len(u'return '):]
457 else:
458 raise ExtractorError(
459 u'Cannot determine left side of statement in %r' % stmt)
460
461 v = interpret_expression(expr, local_vars, allow_recursion)
462 return assign(v)
463
464 def interpret_expression(expr, local_vars, allow_recursion):
465 if expr.isdigit():
466 return int(expr)
467
468 if expr.isalpha():
469 return local_vars[expr]
470
471 m = re.match(r'^(?P<in>[a-z]+)\.(?P<member>.*)$', expr)
472 if m:
473 member = m.group('member')
474 val = local_vars[m.group('in')]
475 if member == 'split("")':
476 return list(val)
477 if member == 'join("")':
478 return u''.join(val)
479 if member == 'length':
480 return len(val)
481 if member == 'reverse()':
482 return val[::-1]
483 slice_m = re.match(r'slice\((?P<idx>.*)\)', member)
484 if slice_m:
485 idx = interpret_expression(
486 slice_m.group('idx'), local_vars, allow_recursion-1)
487 return val[idx:]
488
489 m = re.match(
490 r'^(?P<in>[a-z]+)\[(?P<idx>.+)\]$', expr)
491 if m:
492 val = local_vars[m.group('in')]
493 idx = interpret_expression(m.group('idx'), local_vars,
494 allow_recursion-1)
495 return val[idx]
496
497 m = re.match(r'^(?P<a>.+?)(?P<op>[%])(?P<b>.+?)$', expr)
498 if m:
499 a = interpret_expression(m.group('a'),
500 local_vars, allow_recursion)
501 b = interpret_expression(m.group('b'),
502 local_vars, allow_recursion)
503 return a % b
504
505 m = re.match(
506 r'^(?P<func>[a-zA-Z$]+)\((?P<args>[a-z0-9,]+)\)$', expr)
507 if m:
508 fname = m.group('func')
509 if fname not in functions:
510 functions[fname] = extract_function(fname)
511 argvals = [int(v) if v.isdigit() else local_vars[v]
512 for v in m.group('args').split(',')]
513 return functions[fname](argvals)
514 raise ExtractorError(u'Unsupported JS expression %r' % expr)
515
516 def extract_function(funcname):
517 func_m = re.search(
518 r'function ' + re.escape(funcname) +
519 r'\((?P<args>[a-z,]+)\){(?P<code>[^}]+)}',
520 jscode)
521 argnames = func_m.group('args').split(',')
522
523 def resf(args):
524 local_vars = dict(zip(argnames, args))
525 for stmt in func_m.group('code').split(';'):
526 res = interpret_statement(stmt, local_vars)
527 return res
528 return resf
529
530 initial_function = extract_function(funcname)
531 return lambda s: initial_function([s])
532
533 def _parse_sig_swf(self, file_contents):
534 if file_contents[1:3] != b'WS':
535 raise ExtractorError(
536 u'Not an SWF file; header is %r' % file_contents[:3])
537 if file_contents[:1] == b'C':
538 content = zlib.decompress(file_contents[8:])
539 else:
540 raise NotImplementedError(u'Unsupported compression format %r' %
541 file_contents[:1])
542
543 def extract_tags(content):
544 pos = 0
545 while pos < len(content):
546 header16 = struct.unpack('<H', content[pos:pos+2])[0]
547 pos += 2
548 tag_code = header16 >> 6
549 tag_len = header16 & 0x3f
550 if tag_len == 0x3f:
551 tag_len = struct.unpack('<I', content[pos:pos+4])[0]
552 pos += 4
553 assert pos+tag_len <= len(content)
554 yield (tag_code, content[pos:pos+tag_len])
555 pos += tag_len
556
557 code_tag = next(tag
558 for tag_code, tag in extract_tags(content)
559 if tag_code == 82)
560 p = code_tag.index(b'\0', 4) + 1
561 code_reader = io.BytesIO(code_tag[p:])
562
563 # Parse ABC (AVM2 ByteCode)
564 def read_int(reader=None):
565 if reader is None:
566 reader = code_reader
567 res = 0
568 shift = 0
569 for _ in range(5):
570 buf = reader.read(1)
571 assert len(buf) == 1
572 b = struct.unpack('<B', buf)[0]
573 res = res | ((b & 0x7f) << shift)
574 if b & 0x80 == 0:
575 break
576 shift += 7
577 return res
578
579 def u30(reader=None):
580 res = read_int(reader)
581 assert res & 0xf0000000 == 0
582 return res
583 u32 = read_int
584
585 def s32(reader=None):
586 v = read_int(reader)
587 if v & 0x80000000 != 0:
588 v = - ((v ^ 0xffffffff) + 1)
589 return v
590
591 def read_string(reader=None):
592 if reader is None:
593 reader = code_reader
594 slen = u30(reader)
595 resb = reader.read(slen)
596 assert len(resb) == slen
597 return resb.decode('utf-8')
598
599 def read_bytes(count, reader=None):
600 if reader is None:
601 reader = code_reader
602 resb = reader.read(count)
603 assert len(resb) == count
604 return resb
605
606 def read_byte(reader=None):
607 resb = read_bytes(1, reader=reader)
608 res = struct.unpack('<B', resb)[0]
609 return res
610
611 # minor_version + major_version
612 read_bytes(2 + 2)
613
614 # Constant pool
615 int_count = u30()
616 for _c in range(1, int_count):
617 s32()
618 uint_count = u30()
619 for _c in range(1, uint_count):
620 u32()
621 double_count = u30()
622 read_bytes((double_count-1) * 8)
623 string_count = u30()
624 constant_strings = [u'']
625 for _c in range(1, string_count):
626 s = read_string()
627 constant_strings.append(s)
628 namespace_count = u30()
629 for _c in range(1, namespace_count):
630 read_bytes(1) # kind
631 u30() # name
632 ns_set_count = u30()
633 for _c in range(1, ns_set_count):
634 count = u30()
635 for _c2 in range(count):
636 u30()
637 multiname_count = u30()
638 MULTINAME_SIZES = {
639 0x07: 2, # QName
640 0x0d: 2, # QNameA
641 0x0f: 1, # RTQName
642 0x10: 1, # RTQNameA
643 0x11: 0, # RTQNameL
644 0x12: 0, # RTQNameLA
645 0x09: 2, # Multiname
646 0x0e: 2, # MultinameA
647 0x1b: 1, # MultinameL
648 0x1c: 1, # MultinameLA
649 }
650 multinames = [u'']
651 for _c in range(1, multiname_count):
652 kind = u30()
653 assert kind in MULTINAME_SIZES, u'Invalid multiname kind %r' % kind
654 if kind == 0x07:
655 u30() # namespace_idx
656 name_idx = u30()
657 multinames.append(constant_strings[name_idx])
658 else:
659 multinames.append('[MULTINAME kind: %d]' % kind)
660 for _c2 in range(MULTINAME_SIZES[kind]):
661 u30()
662
663 # Methods
664 method_count = u30()
665 MethodInfo = collections.namedtuple(
666 'MethodInfo',
667 ['NEED_ARGUMENTS', 'NEED_REST'])
668 method_infos = []
669 for method_id in range(method_count):
670 param_count = u30()
671 u30() # return type
672 for _ in range(param_count):
673 u30() # param type
674 u30() # name index (always 0 for youtube)
675 flags = read_byte()
676 if flags & 0x08 != 0:
677 # Options present
678 option_count = u30()
679 for c in range(option_count):
680 u30() # val
681 read_bytes(1) # kind
682 if flags & 0x80 != 0:
683 # Param names present
684 for _ in range(param_count):
685 u30() # param name
686 mi = MethodInfo(flags & 0x01 != 0, flags & 0x04 != 0)
687 method_infos.append(mi)
688
689 # Metadata
690 metadata_count = u30()
691 for _c in range(metadata_count):
692 u30() # name
693 item_count = u30()
694 for _c2 in range(item_count):
695 u30() # key
696 u30() # value
697
698 def parse_traits_info():
699 trait_name_idx = u30()
700 kind_full = read_byte()
701 kind = kind_full & 0x0f
702 attrs = kind_full >> 4
703 methods = {}
704 if kind in [0x00, 0x06]: # Slot or Const
705 u30() # Slot id
706 u30() # type_name_idx
707 vindex = u30()
708 if vindex != 0:
709 read_byte() # vkind
710 elif kind in [0x01, 0x02, 0x03]: # Method / Getter / Setter
711 u30() # disp_id
712 method_idx = u30()
713 methods[multinames[trait_name_idx]] = method_idx
714 elif kind == 0x04: # Class
715 u30() # slot_id
716 u30() # classi
717 elif kind == 0x05: # Function
718 u30() # slot_id
719 function_idx = u30()
720 methods[function_idx] = multinames[trait_name_idx]
721 else:
722 raise ExtractorError(u'Unsupported trait kind %d' % kind)
723
724 if attrs & 0x4 != 0: # Metadata present
725 metadata_count = u30()
726 for _c3 in range(metadata_count):
727 u30() # metadata index
728
729 return methods
730
731 # Classes
732 TARGET_CLASSNAME = u'SignatureDecipher'
733 searched_idx = multinames.index(TARGET_CLASSNAME)
734 searched_class_id = None
735 class_count = u30()
736 for class_id in range(class_count):
737 name_idx = u30()
738 if name_idx == searched_idx:
739 # We found the class we're looking for!
740 searched_class_id = class_id
741 u30() # super_name idx
742 flags = read_byte()
743 if flags & 0x08 != 0: # Protected namespace is present
744 u30() # protected_ns_idx
745 intrf_count = u30()
746 for _c2 in range(intrf_count):
747 u30()
748 u30() # iinit
749 trait_count = u30()
750 for _c2 in range(trait_count):
751 parse_traits_info()
752
753 if searched_class_id is None:
754 raise ExtractorError(u'Target class %r not found' %
755 TARGET_CLASSNAME)
756
757 method_names = {}
758 method_idxs = {}
759 for class_id in range(class_count):
760 u30() # cinit
761 trait_count = u30()
762 for _c2 in range(trait_count):
763 trait_methods = parse_traits_info()
764 if class_id == searched_class_id:
765 method_names.update(trait_methods.items())
766 method_idxs.update(dict(
767 (idx, name)
768 for name, idx in trait_methods.items()))
769
770 # Scripts
771 script_count = u30()
772 for _c in range(script_count):
773 u30() # init
774 trait_count = u30()
775 for _c2 in range(trait_count):
776 parse_traits_info()
777
778 # Method bodies
779 method_body_count = u30()
780 Method = collections.namedtuple('Method', ['code', 'local_count'])
781 methods = {}
782 for _c in range(method_body_count):
783 method_idx = u30()
784 u30() # max_stack
785 local_count = u30()
786 u30() # init_scope_depth
787 u30() # max_scope_depth
788 code_length = u30()
789 code = read_bytes(code_length)
790 if method_idx in method_idxs:
791 m = Method(code, local_count)
792 methods[method_idxs[method_idx]] = m
793 exception_count = u30()
794 for _c2 in range(exception_count):
795 u30() # from
796 u30() # to
797 u30() # target
798 u30() # exc_type
799 u30() # var_name
800 trait_count = u30()
801 for _c2 in range(trait_count):
802 parse_traits_info()
803
804 assert p + code_reader.tell() == len(code_tag)
805 assert len(methods) == len(method_idxs)
806
807 method_pyfunctions = {}
808
809 def extract_function(func_name):
810 if func_name in method_pyfunctions:
811 return method_pyfunctions[func_name]
812 if func_name not in methods:
813 raise ExtractorError(u'Cannot find function %r' % func_name)
814 m = methods[func_name]
815
816 def resfunc(args):
817 registers = ['(this)'] + list(args) + [None] * m.local_count
818 stack = []
819 coder = io.BytesIO(m.code)
820 while True:
821 opcode = struct.unpack('!B', coder.read(1))[0]
822 if opcode == 36: # pushbyte
823 v = struct.unpack('!B', coder.read(1))[0]
824 stack.append(v)
825 elif opcode == 44: # pushstring
826 idx = u30(coder)
827 stack.append(constant_strings[idx])
828 elif opcode == 48: # pushscope
829 # We don't implement the scope register, so we'll just
830 # ignore the popped value
831 stack.pop()
832 elif opcode == 70: # callproperty
833 index = u30(coder)
834 mname = multinames[index]
835 arg_count = u30(coder)
836 args = list(reversed(
837 [stack.pop() for _ in range(arg_count)]))
838 obj = stack.pop()
839 if mname == u'split':
840 assert len(args) == 1
841 assert isinstance(args[0], compat_str)
842 assert isinstance(obj, compat_str)
843 if args[0] == u'':
844 res = list(obj)
845 else:
846 res = obj.split(args[0])
847 stack.append(res)
848 elif mname == u'slice':
849 assert len(args) == 1
850 assert isinstance(args[0], int)
851 assert isinstance(obj, list)
852 res = obj[args[0]:]
853 stack.append(res)
854 elif mname == u'join':
855 assert len(args) == 1
856 assert isinstance(args[0], compat_str)
857 assert isinstance(obj, list)
858 res = args[0].join(obj)
859 stack.append(res)
860 elif mname in method_pyfunctions:
861 stack.append(method_pyfunctions[mname](args))
862 else:
863 raise NotImplementedError(
864 u'Unsupported property %r on %r'
865 % (mname, obj))
866 elif opcode == 72: # returnvalue
867 res = stack.pop()
868 return res
869 elif opcode == 79: # callpropvoid
870 index = u30(coder)
871 mname = multinames[index]
872 arg_count = u30(coder)
873 args = list(reversed(
874 [stack.pop() for _ in range(arg_count)]))
875 obj = stack.pop()
876 if mname == u'reverse':
877 assert isinstance(obj, list)
878 obj.reverse()
879 else:
880 raise NotImplementedError(
881 u'Unsupported (void) property %r on %r'
882 % (mname, obj))
883 elif opcode == 93: # findpropstrict
884 index = u30(coder)
885 mname = multinames[index]
886 res = extract_function(mname)
887 stack.append(res)
888 elif opcode == 97: # setproperty
889 index = u30(coder)
890 value = stack.pop()
891 idx = stack.pop()
892 obj = stack.pop()
893 assert isinstance(obj, list)
894 assert isinstance(idx, int)
895 obj[idx] = value
896 elif opcode == 98: # getlocal
897 index = u30(coder)
898 stack.append(registers[index])
899 elif opcode == 99: # setlocal
900 index = u30(coder)
901 value = stack.pop()
902 registers[index] = value
903 elif opcode == 102: # getproperty
904 index = u30(coder)
905 pname = multinames[index]
906 if pname == u'length':
907 obj = stack.pop()
908 assert isinstance(obj, list)
909 stack.append(len(obj))
910 else: # Assume attribute access
911 idx = stack.pop()
912 assert isinstance(idx, int)
913 obj = stack.pop()
914 assert isinstance(obj, list)
915 stack.append(obj[idx])
916 elif opcode == 128: # coerce
917 u30(coder)
918 elif opcode == 133: # coerce_s
919 assert isinstance(stack[-1], (type(None), compat_str))
920 elif opcode == 164: # modulo
921 value2 = stack.pop()
922 value1 = stack.pop()
923 res = value1 % value2
924 stack.append(res)
925 elif opcode == 208: # getlocal_0
926 stack.append(registers[0])
927 elif opcode == 209: # getlocal_1
928 stack.append(registers[1])
929 elif opcode == 210: # getlocal_2
930 stack.append(registers[2])
931 elif opcode == 211: # getlocal_3
932 stack.append(registers[3])
933 elif opcode == 214: # setlocal_2
934 registers[2] = stack.pop()
935 elif opcode == 215: # setlocal_3
936 registers[3] = stack.pop()
937 else:
938 raise NotImplementedError(
939 u'Unsupported opcode %d' % opcode)
940
941 method_pyfunctions[func_name] = resfunc
942 return resfunc
943
944 initial_function = extract_function(u'decipher')
945 return lambda s: initial_function([s])
946
947 def _decrypt_signature(self, s, video_id, player_url, age_gate=False):
948 """Turn the encrypted s field into a working signature"""
949
950 if player_url is not None:
951 if player_url.startswith(u'//'):
952 player_url = u'https:' + player_url
953 try:
954 player_id = (player_url, len(s))
955 if player_id not in self._player_cache:
956 func = self._extract_signature_function(
957 video_id, player_url, len(s)
958 )
959 self._player_cache[player_id] = func
960 func = self._player_cache[player_id]
961 if self._downloader.params.get('youtube_print_sig_code'):
962 self._print_sig_code(func, len(s))
963 return func(s)
964 except Exception:
965 tb = traceback.format_exc()
966 self._downloader.report_warning(
967 u'Automatic signature extraction failed: ' + tb)
968
969 self._downloader.report_warning(
970 u'Warning: Falling back to static signature algorithm')
971
972 return self._static_decrypt_signature(
973 s, video_id, player_url, age_gate)
974
975 def _static_decrypt_signature(self, s, video_id, player_url, age_gate):
976 if age_gate:
977 # The videos with age protection use another player, so the
978 # algorithms can be different.
979 if len(s) == 86:
980 return s[2:63] + s[82] + s[64:82] + s[63]
981
982 if len(s) == 93:
983 return s[86:29:-1] + s[88] + s[28:5:-1]
984 elif len(s) == 92:
985 return s[25] + s[3:25] + s[0] + s[26:42] + s[79] + s[43:79] + s[91] + s[80:83]
986 elif len(s) == 91:
987 return s[84:27:-1] + s[86] + s[26:5:-1]
988 elif len(s) == 90:
989 return s[25] + s[3:25] + s[2] + s[26:40] + s[77] + s[41:77] + s[89] + s[78:81]
990 elif len(s) == 89:
991 return s[84:78:-1] + s[87] + s[77:60:-1] + s[0] + s[59:3:-1]
992 elif len(s) == 88:
993 return s[7:28] + s[87] + s[29:45] + s[55] + s[46:55] + s[2] + s[56:87] + s[28]
994 elif len(s) == 87:
995 return s[6:27] + s[4] + s[28:39] + s[27] + s[40:59] + s[2] + s[60:]
996 elif len(s) == 86:
997 return s[80:72:-1] + s[16] + s[71:39:-1] + s[72] + s[38:16:-1] + s[82] + s[15::-1]
998 elif len(s) == 85:
999 return s[3:11] + s[0] + s[12:55] + s[84] + s[56:84]
1000 elif len(s) == 84:
1001 return s[78:70:-1] + s[14] + s[69:37:-1] + s[70] + s[36:14:-1] + s[80] + s[:14][::-1]
1002 elif len(s) == 83:
1003 return s[80:63:-1] + s[0] + s[62:0:-1] + s[63]
1004 elif len(s) == 82:
1005 return s[80:37:-1] + s[7] + s[36:7:-1] + s[0] + s[6:0:-1] + s[37]
1006 elif len(s) == 81:
1007 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]
1008 elif len(s) == 80:
1009 return s[1:19] + s[0] + s[20:68] + s[19] + s[69:80]
1010 elif len(s) == 79:
1011 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]
1012
1013 else:
1014 raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
1015
1016 def _get_available_subtitles(self, video_id, webpage):
1017 try:
1018 sub_list = self._download_webpage(
1019 'https://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id,
1020 video_id, note=False)
1021 except ExtractorError as err:
1022 self._downloader.report_warning(u'unable to download video subtitles: %s' % compat_str(err))
1023 return {}
1024 lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list)
1025
1026 sub_lang_list = {}
1027 for l in lang_list:
1028 lang = l[1]
1029 params = compat_urllib_parse.urlencode({
1030 'lang': lang,
1031 'v': video_id,
1032 'fmt': self._downloader.params.get('subtitlesformat', 'srt'),
1033 'name': unescapeHTML(l[0]).encode('utf-8'),
1034 })
1035 url = u'https://www.youtube.com/api/timedtext?' + params
1036 sub_lang_list[lang] = url
1037 if not sub_lang_list:
1038 self._downloader.report_warning(u'video doesn\'t have subtitles')
1039 return {}
1040 return sub_lang_list
1041
1042 def _get_available_automatic_caption(self, video_id, webpage):
1043 """We need the webpage for getting the captions url, pass it as an
1044 argument to speed up the process."""
1045 sub_format = self._downloader.params.get('subtitlesformat', 'srt')
1046 self.to_screen(u'%s: Looking for automatic captions' % video_id)
1047 mobj = re.search(r';ytplayer.config = ({.*?});', webpage)
1048 err_msg = u'Couldn\'t find automatic captions for %s' % video_id
1049 if mobj is None:
1050 self._downloader.report_warning(err_msg)
1051 return {}
1052 player_config = json.loads(mobj.group(1))
1053 try:
1054 args = player_config[u'args']
1055 caption_url = args[u'ttsurl']
1056 timestamp = args[u'timestamp']
1057 # We get the available subtitles
1058 list_params = compat_urllib_parse.urlencode({
1059 'type': 'list',
1060 'tlangs': 1,
1061 'asrs': 1,
1062 })
1063 list_url = caption_url + '&' + list_params
1064 caption_list = self._download_xml(list_url, video_id)
1065 original_lang_node = caption_list.find('track')
1066 if original_lang_node is None or original_lang_node.attrib.get('kind') != 'asr' :
1067 self._downloader.report_warning(u'Video doesn\'t have automatic captions')
1068 return {}
1069 original_lang = original_lang_node.attrib['lang_code']
1070
1071 sub_lang_list = {}
1072 for lang_node in caption_list.findall('target'):
1073 sub_lang = lang_node.attrib['lang_code']
1074 params = compat_urllib_parse.urlencode({
1075 'lang': original_lang,
1076 'tlang': sub_lang,
1077 'fmt': sub_format,
1078 'ts': timestamp,
1079 'kind': 'asr',
1080 })
1081 sub_lang_list[sub_lang] = caption_url + '&' + params
1082 return sub_lang_list
1083 # An extractor error can be raise by the download process if there are
1084 # no automatic captions but there are subtitles
1085 except (KeyError, ExtractorError):
1086 self._downloader.report_warning(err_msg)
1087 return {}
1088
1089 @classmethod
1090 def extract_id(cls, url):
1091 mobj = re.match(cls._VALID_URL, url, re.VERBOSE)
1092 if mobj is None:
1093 raise ExtractorError(u'Invalid URL: %s' % url)
1094 video_id = mobj.group(2)
1095 return video_id
1096
1097 def _extract_from_m3u8(self, manifest_url, video_id):
1098 url_map = {}
1099 def _get_urls(_manifest):
1100 lines = _manifest.split('\n')
1101 urls = filter(lambda l: l and not l.startswith('#'),
1102 lines)
1103 return urls
1104 manifest = self._download_webpage(manifest_url, video_id, u'Downloading formats manifest')
1105 formats_urls = _get_urls(manifest)
1106 for format_url in formats_urls:
1107 itag = self._search_regex(r'itag/(\d+?)/', format_url, 'itag')
1108 url_map[itag] = format_url
1109 return url_map
1110
1111 def _extract_annotations(self, video_id):
1112 url = 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id
1113 return self._download_webpage(url, video_id, note=u'Searching for annotations.', errnote=u'Unable to download video annotations.')
1114
1115 def _real_extract(self, url):
1116 # Extract original video URL from URL with redirection, like age verification, using next_url parameter
1117 mobj = re.search(self._NEXT_URL_RE, url)
1118 if mobj:
1119 url = 'https://www.youtube.com/' + compat_urllib_parse.unquote(mobj.group(1)).lstrip('/')
1120 video_id = self.extract_id(url)
1121
1122 # Get video webpage
1123 url = 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id
1124 video_webpage = self._download_webpage(url, video_id)
1125
1126 # Attempt to extract SWF player URL
1127 mobj = re.search(r'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)
1128 if mobj is not None:
1129 player_url = re.sub(r'\\(.)', r'\1', mobj.group(1))
1130 else:
1131 player_url = None
1132
1133 # Get video info
1134 self.report_video_info_webpage_download(video_id)
1135 if re.search(r'player-age-gate-content">', video_webpage) is not None:
1136 self.report_age_confirmation()
1137 age_gate = True
1138 # We simulate the access to the video from www.youtube.com/v/{video_id}
1139 # this can be viewed without login into Youtube
1140 data = compat_urllib_parse.urlencode({'video_id': video_id,
1141 'el': 'player_embedded',
1142 'gl': 'US',
1143 'hl': 'en',
1144 'eurl': 'https://youtube.googleapis.com/v/' + video_id,
1145 'asv': 3,
1146 'sts':'1588',
1147 })
1148 video_info_url = 'https://www.youtube.com/get_video_info?' + data
1149 video_info_webpage = self._download_webpage(video_info_url, video_id,
1150 note=False,
1151 errnote='unable to download video info webpage')
1152 video_info = compat_parse_qs(video_info_webpage)
1153 else:
1154 age_gate = False
1155 for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']:
1156 video_info_url = ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en'
1157 % (video_id, el_type))
1158 video_info_webpage = self._download_webpage(video_info_url, video_id,
1159 note=False,
1160 errnote='unable to download video info webpage')
1161 video_info = compat_parse_qs(video_info_webpage)
1162 if 'token' in video_info:
1163 break
1164 if 'token' not in video_info:
1165 if 'reason' in video_info:
1166 raise ExtractorError(u'YouTube said: %s' % video_info['reason'][0], expected=True)
1167 else:
1168 raise ExtractorError(u'"token" parameter not in video info for unknown reason')
1169
1170 if 'view_count' in video_info:
1171 view_count = int(video_info['view_count'][0])
1172 else:
1173 view_count = None
1174
1175 # Check for "rental" videos
1176 if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info:
1177 raise ExtractorError(u'"rental" videos not supported')
1178
1179 # Start extracting information
1180 self.report_information_extraction(video_id)
1181
1182 # uploader
1183 if 'author' not in video_info:
1184 raise ExtractorError(u'Unable to extract uploader name')
1185 video_uploader = compat_urllib_parse.unquote_plus(video_info['author'][0])
1186
1187 # uploader_id
1188 video_uploader_id = None
1189 mobj = re.search(r'<link itemprop="url" href="http://www.youtube.com/(?:user|channel)/([^"]+)">', video_webpage)
1190 if mobj is not None:
1191 video_uploader_id = mobj.group(1)
1192 else:
1193 self._downloader.report_warning(u'unable to extract uploader nickname')
1194
1195 # title
1196 if 'title' in video_info:
1197 video_title = compat_urllib_parse.unquote_plus(video_info['title'][0])
1198 else:
1199 self._downloader.report_warning(u'Unable to extract video title')
1200 video_title = u'_'
1201
1202 # thumbnail image
1203 # We try first to get a high quality image:
1204 m_thumb = re.search(r'<span itemprop="thumbnail".*?href="(.*?)">',
1205 video_webpage, re.DOTALL)
1206 if m_thumb is not None:
1207 video_thumbnail = m_thumb.group(1)
1208 elif 'thumbnail_url' not in video_info:
1209 self._downloader.report_warning(u'unable to extract video thumbnail')
1210 video_thumbnail = None
1211 else: # don't panic if we can't find it
1212 video_thumbnail = compat_urllib_parse.unquote_plus(video_info['thumbnail_url'][0])
1213
1214 # upload date
1215 upload_date = None
1216 mobj = re.search(r'id="eow-date.*?>(.*?)</span>', video_webpage, re.DOTALL)
1217 if mobj is not None:
1218 upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split())
1219 upload_date = unified_strdate(upload_date)
1220
1221 # description
1222 video_description = get_element_by_id("eow-description", video_webpage)
1223 if video_description:
1224 video_description = re.sub(r'''(?x)
1225 <a\s+
1226 (?:[a-zA-Z-]+="[^"]+"\s+)*?
1227 title="([^"]+)"\s+
1228 (?:[a-zA-Z-]+="[^"]+"\s+)*?
1229 class="yt-uix-redirect-link"\s*>
1230 [^<]+
1231 </a>
1232 ''', r'\1', video_description)
1233 video_description = clean_html(video_description)
1234 else:
1235 fd_mobj = re.search(r'<meta name="description" content="([^"]+)"', video_webpage)
1236 if fd_mobj:
1237 video_description = unescapeHTML(fd_mobj.group(1))
1238 else:
1239 video_description = u''
1240
1241 def _extract_count(klass):
1242 count = self._search_regex(
1243 r'class="%s">([\d,]+)</span>' % re.escape(klass),
1244 video_webpage, klass, default=None)
1245 if count is not None:
1246 return int(count.replace(',', ''))
1247 return None
1248 like_count = _extract_count(u'likes-count')
1249 dislike_count = _extract_count(u'dislikes-count')
1250
1251 # subtitles
1252 video_subtitles = self.extract_subtitles(video_id, video_webpage)
1253
1254 if self._downloader.params.get('listsubtitles', False):
1255 self._list_available_subtitles(video_id, video_webpage)
1256 return
1257
1258 if 'length_seconds' not in video_info:
1259 self._downloader.report_warning(u'unable to extract video duration')
1260 video_duration = None
1261 else:
1262 video_duration = int(compat_urllib_parse.unquote_plus(video_info['length_seconds'][0]))
1263
1264 # annotations
1265 video_annotations = None
1266 if self._downloader.params.get('writeannotations', False):
1267 video_annotations = self._extract_annotations(video_id)
1268
1269 # Decide which formats to download
1270 try:
1271 mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
1272 if not mobj:
1273 raise ValueError('Could not find vevo ID')
1274 info = json.loads(mobj.group(1))
1275 args = info['args']
1276 # Easy way to know if the 's' value is in url_encoded_fmt_stream_map
1277 # this signatures are encrypted
1278 if 'url_encoded_fmt_stream_map' not in args:
1279 raise ValueError(u'No stream_map present') # caught below
1280 re_signature = re.compile(r'[&,]s=')
1281 m_s = re_signature.search(args['url_encoded_fmt_stream_map'])
1282 if m_s is not None:
1283 self.to_screen(u'%s: Encrypted signatures detected.' % video_id)
1284 video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']]
1285 m_s = re_signature.search(args.get('adaptive_fmts', u''))
1286 if m_s is not None:
1287 if 'adaptive_fmts' in video_info:
1288 video_info['adaptive_fmts'][0] += ',' + args['adaptive_fmts']
1289 else:
1290 video_info['adaptive_fmts'] = [args['adaptive_fmts']]
1291 except ValueError:
1292 pass
1293
1294 def _map_to_format_list(urlmap):
1295 formats = []
1296 for itag, video_real_url in urlmap.items():
1297 dct = {
1298 'format_id': itag,
1299 'url': video_real_url,
1300 'player_url': player_url,
1301 }
1302 if itag in self._formats:
1303 dct.update(self._formats[itag])
1304 formats.append(dct)
1305 return formats
1306
1307 if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
1308 self.report_rtmp_download()
1309 formats = [{
1310 'format_id': '_rtmp',
1311 'protocol': 'rtmp',
1312 'url': video_info['conn'][0],
1313 'player_url': player_url,
1314 }]
1315 elif len(video_info.get('url_encoded_fmt_stream_map', [])) >= 1 or len(video_info.get('adaptive_fmts', [])) >= 1:
1316 encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts',[''])[0]
1317 if 'rtmpe%3Dyes' in encoded_url_map:
1318 raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True)
1319 url_map = {}
1320 for url_data_str in encoded_url_map.split(','):
1321 url_data = compat_parse_qs(url_data_str)
1322 if 'itag' in url_data and 'url' in url_data:
1323 url = url_data['url'][0]
1324 if 'sig' in url_data:
1325 url += '&signature=' + url_data['sig'][0]
1326 elif 's' in url_data:
1327 encrypted_sig = url_data['s'][0]
1328 if self._downloader.params.get('verbose'):
1329 if age_gate:
1330 if player_url is None:
1331 player_version = 'unknown'
1332 else:
1333 player_version = self._search_regex(
1334 r'-(.+)\.swf$', player_url,
1335 u'flash player', fatal=False)
1336 player_desc = 'flash player %s' % player_version
1337 else:
1338 player_version = self._search_regex(
1339 r'html5player-(.+?)\.js', video_webpage,
1340 'html5 player', fatal=False)
1341 player_desc = u'html5 player %s' % player_version
1342
1343 parts_sizes = u'.'.join(compat_str(len(part)) for part in encrypted_sig.split('.'))
1344 self.to_screen(u'encrypted signature length %d (%s), itag %s, %s' %
1345 (len(encrypted_sig), parts_sizes, url_data['itag'][0], player_desc))
1346
1347 if not age_gate:
1348 jsplayer_url_json = self._search_regex(
1349 r'"assets":.+?"js":\s*("[^"]+")',
1350 video_webpage, u'JS player URL')
1351 player_url = json.loads(jsplayer_url_json)
1352
1353 signature = self._decrypt_signature(
1354 encrypted_sig, video_id, player_url, age_gate)
1355 url += '&signature=' + signature
1356 if 'ratebypass' not in url:
1357 url += '&ratebypass=yes'
1358 url_map[url_data['itag'][0]] = url
1359 formats = _map_to_format_list(url_map)
1360 elif video_info.get('hlsvp'):
1361 manifest_url = video_info['hlsvp'][0]
1362 url_map = self._extract_from_m3u8(manifest_url, video_id)
1363 formats = _map_to_format_list(url_map)
1364 else:
1365 raise ExtractorError(u'no conn, hlsvp or url_encoded_fmt_stream_map information found in video info')
1366
1367 # Look for the DASH manifest
1368 dash_manifest_url_lst = video_info.get('dashmpd')
1369 if (dash_manifest_url_lst and dash_manifest_url_lst[0] and
1370 self._downloader.params.get('youtube_include_dash_manifest', False)):
1371 try:
1372 dash_doc = self._download_xml(
1373 dash_manifest_url_lst[0], video_id,
1374 note=u'Downloading DASH manifest',
1375 errnote=u'Could not download DASH manifest')
1376 for r in dash_doc.findall(u'.//{urn:mpeg:DASH:schema:MPD:2011}Representation'):
1377 url_el = r.find('{urn:mpeg:DASH:schema:MPD:2011}BaseURL')
1378 if url_el is None:
1379 continue
1380 format_id = r.attrib['id']
1381 video_url = url_el.text
1382 filesize = int_or_none(url_el.attrib.get('{http://youtube.com/yt/2012/10/10}contentLength'))
1383 f = {
1384 'format_id': format_id,
1385 'url': video_url,
1386 'width': int_or_none(r.attrib.get('width')),
1387 'tbr': int_or_none(r.attrib.get('bandwidth'), 1000),
1388 'asr': int_or_none(r.attrib.get('audioSamplingRate')),
1389 'filesize': filesize,
1390 }
1391 try:
1392 existing_format = next(
1393 fo for fo in formats
1394 if fo['format_id'] == format_id)
1395 except StopIteration:
1396 f.update(self._formats.get(format_id, {}))
1397 formats.append(f)
1398 else:
1399 existing_format.update(f)
1400
1401 except (ExtractorError, KeyError) as e:
1402 self.report_warning(u'Skipping DASH manifest: %s' % e, video_id)
1403
1404 self._sort_formats(formats)
1405
1406 return {
1407 'id': video_id,
1408 'uploader': video_uploader,
1409 'uploader_id': video_uploader_id,
1410 'upload_date': upload_date,
1411 'title': video_title,
1412 'thumbnail': video_thumbnail,
1413 'description': video_description,
1414 'subtitles': video_subtitles,
1415 'duration': video_duration,
1416 'age_limit': 18 if age_gate else 0,
1417 'annotations': video_annotations,
1418 'webpage_url': 'https://www.youtube.com/watch?v=%s' % video_id,
1419 'view_count': view_count,
1420 'like_count': like_count,
1421 'dislike_count': dislike_count,
1422 'formats': formats,
1423 }
1424
1425 class YoutubePlaylistIE(YoutubeBaseInfoExtractor):
1426 IE_DESC = u'YouTube.com playlists'
1427 _VALID_URL = r"""(?x)(?:
1428 (?:https?://)?
1429 (?:\w+\.)?
1430 youtube\.com/
1431 (?:
1432 (?:course|view_play_list|my_playlists|artist|playlist|watch)
1433 \? (?:.*?&)*? (?:p|a|list)=
1434 | p/
1435 )
1436 (
1437 (?:PL|EC|UU|FL|RD)?[0-9A-Za-z-_]{10,}
1438 # Top tracks, they can also include dots
1439 |(?:MC)[\w\.]*
1440 )
1441 .*
1442 |
1443 ((?:PL|EC|UU|FL|RD)[0-9A-Za-z-_]{10,})
1444 )"""
1445 _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s&page=%s'
1446 _MORE_PAGES_INDICATOR = r'data-link-type="next"'
1447 _VIDEO_RE = r'href="/watch\?v=(?P<id>[0-9A-Za-z_-]{11})&amp;[^"]*?index=(?P<index>\d+)'
1448 IE_NAME = u'youtube:playlist'
1449
1450 def _real_initialize(self):
1451 self._login()
1452
1453 def _ids_to_results(self, ids):
1454 return [self.url_result(vid_id, 'Youtube', video_id=vid_id)
1455 for vid_id in ids]
1456
1457 def _extract_mix(self, playlist_id):
1458 # The mixes are generated from a a single video
1459 # the id of the playlist is just 'RD' + video_id
1460 url = 'https://youtube.com/watch?v=%s&list=%s' % (playlist_id[-11:], playlist_id)
1461 webpage = self._download_webpage(url, playlist_id, u'Downloading Youtube mix')
1462 title_span = (get_element_by_attribute('class', 'title long-title', webpage) or
1463 get_element_by_attribute('class', 'title ', webpage))
1464 title = clean_html(title_span)
1465 video_re = r'data-index="\d+".*?href="/watch\?v=([0-9A-Za-z_-]{11})&amp;[^"]*?list=%s' % re.escape(playlist_id)
1466 ids = orderedSet(re.findall(video_re, webpage))
1467 url_results = self._ids_to_results(ids)
1468
1469 return self.playlist_result(url_results, playlist_id, title)
1470
1471 def _real_extract(self, url):
1472 # Extract playlist id
1473 mobj = re.match(self._VALID_URL, url)
1474 if mobj is None:
1475 raise ExtractorError(u'Invalid URL: %s' % url)
1476 playlist_id = mobj.group(1) or mobj.group(2)
1477
1478 # Check if it's a video-specific URL
1479 query_dict = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query)
1480 if 'v' in query_dict:
1481 video_id = query_dict['v'][0]
1482 if self._downloader.params.get('noplaylist'):
1483 self.to_screen(u'Downloading just video %s because of --no-playlist' % video_id)
1484 return self.url_result(video_id, 'Youtube', video_id=video_id)
1485 else:
1486 self.to_screen(u'Downloading playlist PL%s - add --no-playlist to just download video %s' % (playlist_id, video_id))
1487
1488 if playlist_id.startswith('RD'):
1489 # Mixes require a custom extraction process
1490 return self._extract_mix(playlist_id)
1491 if playlist_id.startswith('TL'):
1492 raise ExtractorError(u'For downloading YouTube.com top lists, use '
1493 u'the "yttoplist" keyword, for example "youtube-dl \'yttoplist:music:Top Tracks\'"', expected=True)
1494
1495 # Extract the video ids from the playlist pages
1496 ids = []
1497
1498 for page_num in itertools.count(1):
1499 url = self._TEMPLATE_URL % (playlist_id, page_num)
1500 page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num)
1501 matches = re.finditer(self._VIDEO_RE, page)
1502 # We remove the duplicates and the link with index 0
1503 # (it's not the first video of the playlist)
1504 new_ids = orderedSet(m.group('id') for m in matches if m.group('index') != '0')
1505 ids.extend(new_ids)
1506
1507 if re.search(self._MORE_PAGES_INDICATOR, page) is None:
1508 break
1509
1510 try:
1511 playlist_title = self._og_search_title(page)
1512 except RegexNotFoundError:
1513 self.report_warning(
1514 u'Playlist page is missing OpenGraph title, falling back ...',
1515 playlist_id)
1516 playlist_title = self._html_search_regex(
1517 r'<h1 class="pl-header-title">(.*?)</h1>', page, u'title')
1518
1519 url_results = self._ids_to_results(ids)
1520 return self.playlist_result(url_results, playlist_id, playlist_title)
1521
1522
1523 class YoutubeTopListIE(YoutubePlaylistIE):
1524 IE_NAME = u'youtube:toplist'
1525 IE_DESC = (u'YouTube.com top lists, "yttoplist:{channel}:{list title}"'
1526 u' (Example: "yttoplist:music:Top Tracks")')
1527 _VALID_URL = r'yttoplist:(?P<chann>.*?):(?P<title>.*?)$'
1528
1529 def _real_extract(self, url):
1530 mobj = re.match(self._VALID_URL, url)
1531 channel = mobj.group('chann')
1532 title = mobj.group('title')
1533 query = compat_urllib_parse.urlencode({'title': title})
1534 playlist_re = 'href="([^"]+?%s.*?)"' % re.escape(query)
1535 channel_page = self._download_webpage('https://www.youtube.com/%s' % channel, title)
1536 link = self._html_search_regex(playlist_re, channel_page, u'list')
1537 url = compat_urlparse.urljoin('https://www.youtube.com/', link)
1538
1539 video_re = r'data-index="\d+".*?data-video-id="([0-9A-Za-z_-]{11})"'
1540 ids = []
1541 # sometimes the webpage doesn't contain the videos
1542 # retry until we get them
1543 for i in itertools.count(0):
1544 msg = u'Downloading Youtube mix'
1545 if i > 0:
1546 msg += ', retry #%d' % i
1547 webpage = self._download_webpage(url, title, msg)
1548 ids = orderedSet(re.findall(video_re, webpage))
1549 if ids:
1550 break
1551 url_results = self._ids_to_results(ids)
1552 return self.playlist_result(url_results, playlist_title=title)
1553
1554
1555 class YoutubeChannelIE(InfoExtractor):
1556 IE_DESC = u'YouTube.com channels'
1557 _VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)"
1558 _MORE_PAGES_INDICATOR = 'yt-uix-load-more'
1559 _MORE_PAGES_URL = 'https://www.youtube.com/c4_browse_ajax?action_load_more_videos=1&flow=list&paging=%s&view=0&sort=da&channel_id=%s'
1560 IE_NAME = u'youtube:channel'
1561
1562 def extract_videos_from_page(self, page):
1563 ids_in_page = []
1564 for mobj in re.finditer(r'href="/watch\?v=([0-9A-Za-z_-]+)&?', page):
1565 if mobj.group(1) not in ids_in_page:
1566 ids_in_page.append(mobj.group(1))
1567 return ids_in_page
1568
1569 def _real_extract(self, url):
1570 # Extract channel id
1571 mobj = re.match(self._VALID_URL, url)
1572 if mobj is None:
1573 raise ExtractorError(u'Invalid URL: %s' % url)
1574
1575 # Download channel page
1576 channel_id = mobj.group(1)
1577 video_ids = []
1578 url = 'https://www.youtube.com/channel/%s/videos' % channel_id
1579 channel_page = self._download_webpage(url, channel_id)
1580 autogenerated = re.search(r'''(?x)
1581 class="[^"]*?(?:
1582 channel-header-autogenerated-label|
1583 yt-channel-title-autogenerated
1584 )[^"]*"''', channel_page) is not None
1585
1586 if autogenerated:
1587 # The videos are contained in a single page
1588 # the ajax pages can't be used, they are empty
1589 video_ids = self.extract_videos_from_page(channel_page)
1590 else:
1591 # Download all channel pages using the json-based channel_ajax query
1592 for pagenum in itertools.count(1):
1593 url = self._MORE_PAGES_URL % (pagenum, channel_id)
1594 page = self._download_json(
1595 url, channel_id, note=u'Downloading page #%s' % pagenum,
1596 transform_source=uppercase_escape)
1597
1598 ids_in_page = self.extract_videos_from_page(page['content_html'])
1599 video_ids.extend(ids_in_page)
1600
1601 if self._MORE_PAGES_INDICATOR not in page['load_more_widget_html']:
1602 break
1603
1604 self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids)))
1605
1606 url_entries = [self.url_result(video_id, 'Youtube', video_id=video_id)
1607 for video_id in video_ids]
1608 return self.playlist_result(url_entries, channel_id)
1609
1610
1611 class YoutubeUserIE(InfoExtractor):
1612 IE_DESC = u'YouTube.com user videos (URL or "ytuser" keyword)'
1613 _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:user/)?(?!(?:attribution_link|watch)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)([A-Za-z0-9_-]+)'
1614 _TEMPLATE_URL = 'https://gdata.youtube.com/feeds/api/users/%s'
1615 _GDATA_PAGE_SIZE = 50
1616 _GDATA_URL = 'https://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d&alt=json'
1617 IE_NAME = u'youtube:user'
1618
1619 @classmethod
1620 def suitable(cls, url):
1621 # Don't return True if the url can be extracted with other youtube
1622 # extractor, the regex would is too permissive and it would match.
1623 other_ies = iter(klass for (name, klass) in globals().items() if name.endswith('IE') and klass is not cls)
1624 if any(ie.suitable(url) for ie in other_ies): return False
1625 else: return super(YoutubeUserIE, cls).suitable(url)
1626
1627 def _real_extract(self, url):
1628 # Extract username
1629 mobj = re.match(self._VALID_URL, url)
1630 if mobj is None:
1631 raise ExtractorError(u'Invalid URL: %s' % url)
1632
1633 username = mobj.group(1)
1634
1635 # Download video ids using YouTube Data API. Result size per
1636 # query is limited (currently to 50 videos) so we need to query
1637 # page by page until there are no video ids - it means we got
1638 # all of them.
1639
1640 def download_page(pagenum):
1641 start_index = pagenum * self._GDATA_PAGE_SIZE + 1
1642
1643 gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index)
1644 page = self._download_webpage(
1645 gdata_url, username,
1646 u'Downloading video ids from %d to %d' % (
1647 start_index, start_index + self._GDATA_PAGE_SIZE))
1648
1649 try:
1650 response = json.loads(page)
1651 except ValueError as err:
1652 raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err))
1653 if 'entry' not in response['feed']:
1654 return
1655
1656 # Extract video identifiers
1657 entries = response['feed']['entry']
1658 for entry in entries:
1659 title = entry['title']['$t']
1660 video_id = entry['id']['$t'].split('/')[-1]
1661 yield {
1662 '_type': 'url',
1663 'url': video_id,
1664 'ie_key': 'Youtube',
1665 'id': video_id,
1666 'title': title,
1667 }
1668 url_results = PagedList(download_page, self._GDATA_PAGE_SIZE)
1669
1670 return self.playlist_result(url_results, playlist_title=username)
1671
1672
1673 class YoutubeSearchIE(SearchInfoExtractor):
1674 IE_DESC = u'YouTube.com searches'
1675 _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc'
1676 _MAX_RESULTS = 1000
1677 IE_NAME = u'youtube:search'
1678 _SEARCH_KEY = 'ytsearch'
1679
1680 def _get_n_results(self, query, n):
1681 """Get a specified number of results for a query"""
1682
1683 video_ids = []
1684 pagenum = 0
1685 limit = n
1686
1687 while (50 * pagenum) < limit:
1688 result_url = self._API_URL % (compat_urllib_parse.quote_plus(query), (50*pagenum)+1)
1689 data_json = self._download_webpage(
1690 result_url, video_id=u'query "%s"' % query,
1691 note=u'Downloading page %s' % (pagenum + 1),
1692 errnote=u'Unable to download API page')
1693 data = json.loads(data_json)
1694 api_response = data['data']
1695
1696 if 'items' not in api_response:
1697 raise ExtractorError(
1698 u'[youtube] No video results', expected=True)
1699
1700 new_ids = list(video['id'] for video in api_response['items'])
1701 video_ids += new_ids
1702
1703 limit = min(n, api_response['totalItems'])
1704 pagenum += 1
1705
1706 if len(video_ids) > n:
1707 video_ids = video_ids[:n]
1708 videos = [self.url_result(video_id, 'Youtube', video_id=video_id)
1709 for video_id in video_ids]
1710 return self.playlist_result(videos, query)
1711
1712 class YoutubeSearchDateIE(YoutubeSearchIE):
1713 IE_NAME = YoutubeSearchIE.IE_NAME + ':date'
1714 _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc&orderby=published'
1715 _SEARCH_KEY = 'ytsearchdate'
1716 IE_DESC = u'YouTube.com searches, newest videos first'
1717
1718 class YoutubeShowIE(InfoExtractor):
1719 IE_DESC = u'YouTube.com (multi-season) shows'
1720 _VALID_URL = r'https?://www\.youtube\.com/show/(.*)'
1721 IE_NAME = u'youtube:show'
1722
1723 def _real_extract(self, url):
1724 mobj = re.match(self._VALID_URL, url)
1725 show_name = mobj.group(1)
1726 webpage = self._download_webpage(url, show_name, u'Downloading show webpage')
1727 # There's one playlist for each season of the show
1728 m_seasons = list(re.finditer(r'href="(/playlist\?list=.*?)"', webpage))
1729 self.to_screen(u'%s: Found %s seasons' % (show_name, len(m_seasons)))
1730 return [self.url_result('https://www.youtube.com' + season.group(1), 'YoutubePlaylist') for season in m_seasons]
1731
1732
1733 class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor):
1734 """
1735 Base class for extractors that fetch info from
1736 http://www.youtube.com/feed_ajax
1737 Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties.
1738 """
1739 _LOGIN_REQUIRED = True
1740 # use action_load_personal_feed instead of action_load_system_feed
1741 _PERSONAL_FEED = False
1742
1743 @property
1744 def _FEED_TEMPLATE(self):
1745 action = 'action_load_system_feed'
1746 if self._PERSONAL_FEED:
1747 action = 'action_load_personal_feed'
1748 return 'https://www.youtube.com/feed_ajax?%s=1&feed_name=%s&paging=%%s' % (action, self._FEED_NAME)
1749
1750 @property
1751 def IE_NAME(self):
1752 return u'youtube:%s' % self._FEED_NAME
1753
1754 def _real_initialize(self):
1755 self._login()
1756
1757 def _real_extract(self, url):
1758 feed_entries = []
1759 paging = 0
1760 for i in itertools.count(1):
1761 info = self._download_webpage(self._FEED_TEMPLATE % paging,
1762 u'%s feed' % self._FEED_NAME,
1763 u'Downloading page %s' % i)
1764 info = json.loads(info)
1765 feed_html = info['feed_html']
1766 m_ids = re.finditer(r'"/watch\?v=(.*?)["&]', feed_html)
1767 ids = orderedSet(m.group(1) for m in m_ids)
1768 feed_entries.extend(
1769 self.url_result(video_id, 'Youtube', video_id=video_id)
1770 for video_id in ids)
1771 if info['paging'] is None:
1772 break
1773 paging = info['paging']
1774 return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE)
1775
1776 class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor):
1777 IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)'
1778 _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
1779 _FEED_NAME = 'subscriptions'
1780 _PLAYLIST_TITLE = u'Youtube Subscriptions'
1781
1782 class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
1783 IE_DESC = u'YouTube.com recommended videos, "ytrec" keyword (requires authentication)'
1784 _VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
1785 _FEED_NAME = 'recommended'
1786 _PLAYLIST_TITLE = u'Youtube Recommended videos'
1787
1788 class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor):
1789 IE_DESC = u'Youtube watch later list, "ytwatchlater" keyword (requires authentication)'
1790 _VALID_URL = r'https?://www\.youtube\.com/feed/watch_later|:ytwatchlater'
1791 _FEED_NAME = 'watch_later'
1792 _PLAYLIST_TITLE = u'Youtube Watch Later'
1793 _PERSONAL_FEED = True
1794
1795 class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
1796 IE_DESC = u'Youtube watch history, "ythistory" keyword (requires authentication)'
1797 _VALID_URL = u'https?://www\.youtube\.com/feed/history|:ythistory'
1798 _FEED_NAME = 'history'
1799 _PERSONAL_FEED = True
1800 _PLAYLIST_TITLE = u'Youtube Watch History'
1801
1802 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
1803 IE_NAME = u'youtube:favorites'
1804 IE_DESC = u'YouTube.com favourite videos, "ytfav" keyword (requires authentication)'
1805 _VALID_URL = r'https?://www\.youtube\.com/my_favorites|:ytfav(?:ou?rites)?'
1806 _LOGIN_REQUIRED = True
1807
1808 def _real_extract(self, url):
1809 webpage = self._download_webpage('https://www.youtube.com/my_favorites', 'Youtube Favourites videos')
1810 playlist_id = self._search_regex(r'list=(.+?)["&]', webpage, u'favourites playlist id')
1811 return self.url_result(playlist_id, 'YoutubePlaylist')
1812
1813
1814 class YoutubeTruncatedURLIE(InfoExtractor):
1815 IE_NAME = 'youtube:truncated_url'
1816 IE_DESC = False # Do not list
1817 _VALID_URL = r'''(?x)
1818 (?:https?://)?[^/]+/watch\?feature=[a-z_]+$|
1819 (?:https?://)?(?:www\.)?youtube\.com/attribution_link\?a=[^&]+$
1820 '''
1821
1822 def _real_extract(self, url):
1823 raise ExtractorError(
1824 u'Did you forget to quote the URL? Remember that & is a meta '
1825 u'character in most shells, so you want to put the URL in quotes, '
1826 u'like youtube-dl '
1827 u'"http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc" '
1828 u' or simply youtube-dl BaW_jenozKc .',
1829 expected=True)