15 from .common import InfoExtractor, SearchInfoExtractor
16 from .subtitles import SubtitlesInfoExtractor
21 compat_urllib_request,
28 get_element_by_attribute,
39 class YoutubeBaseInfoExtractor(InfoExtractor):
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
48 def _set_language(self):
49 return bool(self._download_webpage(
51 note=u'Setting language', errnote='unable to set language',
55 (username, password) = self._get_login_info()
56 # No authentication to be performed
58 if self._LOGIN_REQUIRED:
59 raise ExtractorError(u'No login info available, needed for using %s.' % self.IE_NAME, expected=True)
62 login_page = self._download_webpage(
63 self._LOGIN_URL, None,
64 note=u'Downloading login page',
65 errnote=u'unable to fetch login page', fatal=False)
66 if login_page is False:
69 galx = self._search_regex(r'(?s)<input.+?name="GALX".+?value="(.+?)"',
70 login_page, u'Login GALX parameter')
74 u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
78 u'PersistentCookie': u'yes',
80 u'bgresponse': u'js_disabled',
81 u'checkConnection': u'',
82 u'checkedDomains': u'youtube',
87 u'signIn': u'Sign in',
89 u'service': u'youtube',
93 # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
95 login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
96 login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
98 req = compat_urllib_request.Request(self._LOGIN_URL, login_data)
99 login_results = self._download_webpage(
101 note=u'Logging in', errnote=u'unable to log in', fatal=False)
102 if login_results is False:
104 if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None:
105 self._downloader.report_warning(u'unable to log in: bad username or password')
109 def _confirm_age(self):
112 'action_confirm': 'Confirm',
114 req = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form))
116 self._download_webpage(
118 note=u'Confirming age', errnote=u'Unable to confirm age')
121 def _real_initialize(self):
122 if self._downloader is None:
124 if not self._set_language():
126 if not self._login():
131 class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
132 IE_DESC = u'YouTube.com'
133 _VALID_URL = r"""(?x)^
135 (?:https?://|//)? # http(s):// or protocol-independent URL (optional)
136 (?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie)?\.com/|
137 (?:www\.)?deturl\.com/www\.youtube\.com/|
138 (?:www\.)?pwnyoutube\.com|
139 tube\.majestyc\.net/|
140 youtube\.googleapis\.com/) # the various hostnames, with wildcard subdomains
141 (?:.*?\#/)? # handle anchor (#/) redirect urls
142 (?: # the various things that can precede the ID:
143 (?:(?:v|embed|e)/) # v/ or embed/ or e/
144 |(?: # or the v= param in all its forms
145 (?:(?:watch|movie)(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
146 (?:\?|\#!?) # the params delimiter ? or # or #!
147 (?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx)
151 |youtu\.be/ # just youtu.be/xxxx
153 )? # all until now is optional -> you can pass the naked ID
154 ([0-9A-Za-z_-]{11}) # here is it! the YouTube video ID
155 (?(1).+)? # if we found the ID, everything can follow
157 _NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
159 '5': {'ext': 'flv', 'width': 400, 'height': 240},
160 '6': {'ext': 'flv', 'width': 450, 'height': 270},
161 '13': {'ext': '3gp'},
162 '17': {'ext': '3gp', 'width': 176, 'height': 144},
163 '18': {'ext': 'mp4', 'width': 640, 'height': 360},
164 '22': {'ext': 'mp4', 'width': 1280, 'height': 720},
165 '34': {'ext': 'flv', 'width': 640, 'height': 360},
166 '35': {'ext': 'flv', 'width': 854, 'height': 480},
167 '36': {'ext': '3gp', 'width': 320, 'height': 240},
168 '37': {'ext': 'mp4', 'width': 1920, 'height': 1080},
169 '38': {'ext': 'mp4', 'width': 4096, 'height': 3072},
170 '43': {'ext': 'webm', 'width': 640, 'height': 360},
171 '44': {'ext': 'webm', 'width': 854, 'height': 480},
172 '45': {'ext': 'webm', 'width': 1280, 'height': 720},
173 '46': {'ext': 'webm', 'width': 1920, 'height': 1080},
177 '82': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20},
178 '83': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20},
179 '84': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20},
180 '85': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': '3D', 'preference': -20},
181 '100': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20},
182 '101': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20},
183 '102': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20},
185 # Apple HTTP Live Streaming
186 '92': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10},
187 '93': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'HLS', 'preference': -10},
188 '94': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'HLS', 'preference': -10},
189 '95': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'HLS', 'preference': -10},
190 '96': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'HLS', 'preference': -10},
191 '132': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10},
192 '151': {'ext': 'mp4', 'height': 72, 'resolution': '72p', 'format_note': 'HLS', 'preference': -10},
195 '133': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'DASH video', 'preference': -40},
196 '134': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'DASH video', 'preference': -40},
197 '135': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'DASH video', 'preference': -40},
198 '136': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'DASH video', 'preference': -40},
199 '137': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40},
200 '138': {'ext': 'mp4', 'height': 1081, 'resolution': '>1080p', 'format_note': 'DASH video', 'preference': -40},
201 '160': {'ext': 'mp4', 'height': 192, 'resolution': '192p', 'format_note': 'DASH video', 'preference': -40},
202 '264': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40},
205 '139': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 48, 'preference': -50},
206 '140': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 128, 'preference': -50},
207 '141': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 256, 'preference': -50},
210 '167': {'ext': 'webm', 'height': 360, 'width': 640, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
211 '168': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
212 '169': {'ext': 'webm', 'height': 720, 'width': 1280, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
213 '170': {'ext': 'webm', 'height': 1080, 'width': 1920, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
214 '218': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
215 '219': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'VP8', 'acodec': 'none', 'preference': -40},
216 '242': {'ext': 'webm', 'height': 240, 'resolution': '240p', 'format_note': 'DASH webm', 'preference': -40},
217 '243': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': 'DASH webm', 'preference': -40},
218 '244': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40},
219 '245': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40},
220 '246': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40},
221 '247': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': 'DASH webm', 'preference': -40},
222 '248': {'ext': 'webm', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH webm', 'preference': -40},
225 '171': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 48, 'preference': -50},
226 '172': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 256, 'preference': -50},
229 '_rtmp': {'protocol': 'rtmp'},
235 u"url": u"http://www.youtube.com/watch?v=BaW_jenozKc",
236 u"file": u"BaW_jenozKc.mp4",
238 u"title": u"youtube-dl test video \"'/\\ä↭𝕐",
239 u"uploader": u"Philipp Hagemeister",
240 u"uploader_id": u"phihag",
241 u"upload_date": u"20121002",
242 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 ."
246 u"url": u"http://www.youtube.com/watch?v=UxxajLWwzqY",
247 u"file": u"UxxajLWwzqY.mp4",
248 u"note": u"Test generic use_cipher_signature video (#897)",
250 u"upload_date": u"20120506",
251 u"title": u"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]",
252 u"description": u"md5:5b292926389560516e384ac437c0ec07",
253 u"uploader": u"Icona Pop",
254 u"uploader_id": u"IconaPop"
258 u"url": u"https://www.youtube.com/watch?v=07FYdnEawAQ",
259 u"file": u"07FYdnEawAQ.mp4",
260 u"note": u"Test VEVO video with age protection (#956)",
262 u"upload_date": u"20130703",
263 u"title": u"Justin Timberlake - Tunnel Vision (Explicit)",
264 u"description": u"md5:64249768eec3bc4276236606ea996373",
265 u"uploader": u"justintimberlakeVEVO",
266 u"uploader_id": u"justintimberlakeVEVO"
270 u"url": u"//www.YouTube.com/watch?v=yZIXLfi8CZQ",
271 u"file": u"yZIXLfi8CZQ.mp4",
272 u"note": u"Embed-only video (#1746)",
274 u"upload_date": u"20120608",
275 u"title": u"Principal Sexually Assaults A Teacher - Episode 117 - 8th June 2012",
276 u"description": u"md5:09b78bd971f1e3e289601dfba15ca4f7",
277 u"uploader": u"SET India",
278 u"uploader_id": u"setindia"
282 u"url": u"http://www.youtube.com/watch?v=a9LDPn-MO4I",
283 u"file": u"a9LDPn-MO4I.m4a",
284 u"note": u"256k DASH audio (format 141) via DASH manifest",
286 u"upload_date": "20121002",
287 u"uploader_id": "8KVIDEO",
288 u"description": "No description available.",
289 u"uploader": "8KVIDEO",
290 u"title": "UHDTV TEST 8K VIDEO.mp4"
293 u"youtube_include_dash_manifest": True,
301 def suitable(cls, url):
302 """Receives a URL and returns True if suitable for this IE."""
303 if YoutubePlaylistIE.suitable(url): return False
304 return re.match(cls._VALID_URL, url) is not None
306 def __init__(self, *args, **kwargs):
307 super(YoutubeIE, self).__init__(*args, **kwargs)
308 self._player_cache = {}
310 def report_video_info_webpage_download(self, video_id):
311 """Report attempt to download video info webpage."""
312 self.to_screen(u'%s: Downloading video info webpage' % video_id)
314 def report_information_extraction(self, video_id):
315 """Report attempt to extract video information."""
316 self.to_screen(u'%s: Extracting video information' % video_id)
318 def report_unavailable_format(self, video_id, format):
319 """Report extracted video URL."""
320 self.to_screen(u'%s: Format %s not available' % (video_id, format))
322 def report_rtmp_download(self):
323 """Indicate the download will use the RTMP protocol."""
324 self.to_screen(u'RTMP download detected')
326 def _extract_signature_function(self, video_id, player_url, slen):
327 id_m = re.match(r'.*-(?P<id>[a-zA-Z0-9_-]+)\.(?P<ext>[a-z]+)$',
329 player_type = id_m.group('ext')
330 player_id = id_m.group('id')
332 # Read from filesystem cache
333 func_id = '%s_%s_%d' % (player_type, player_id, slen)
334 assert os.path.basename(func_id) == func_id
335 cache_dir = get_cachedir(self._downloader.params)
337 cache_enabled = cache_dir is not None
339 cache_fn = os.path.join(os.path.expanduser(cache_dir),
343 with io.open(cache_fn, 'r', encoding='utf-8') as cachef:
344 cache_spec = json.load(cachef)
345 return lambda s: u''.join(s[i] for i in cache_spec)
347 pass # No cache available
349 if player_type == 'js':
350 code = self._download_webpage(
351 player_url, video_id,
352 note=u'Downloading %s player %s' % (player_type, player_id),
353 errnote=u'Download of %s failed' % player_url)
354 res = self._parse_sig_js(code)
355 elif player_type == 'swf':
356 urlh = self._request_webpage(
357 player_url, video_id,
358 note=u'Downloading %s player %s' % (player_type, player_id),
359 errnote=u'Download of %s failed' % player_url)
361 res = self._parse_sig_swf(code)
363 assert False, 'Invalid player type %r' % player_type
367 test_string = u''.join(map(compat_chr, range(slen)))
368 cache_res = res(test_string)
369 cache_spec = [ord(c) for c in cache_res]
371 os.makedirs(os.path.dirname(cache_fn))
372 except OSError as ose:
373 if ose.errno != errno.EEXIST:
375 write_json_file(cache_spec, cache_fn)
377 tb = traceback.format_exc()
378 self._downloader.report_warning(
379 u'Writing cache to %r failed: %s' % (cache_fn, tb))
383 def _print_sig_code(self, func, slen):
384 def gen_sig_code(idxs):
385 def _genslice(start, end, step):
386 starts = u'' if start == 0 else str(start)
387 ends = (u':%d' % (end+step)) if end + step >= 0 else u':'
388 steps = u'' if step == 1 else (u':%d' % step)
389 return u's[%s%s%s]' % (starts, ends, steps)
392 start = '(Never used)' # Quelch pyflakes warnings - start will be
393 # set as soon as step is set
394 for i, prev in zip(idxs[1:], idxs[:-1]):
398 yield _genslice(start, prev, step)
401 if i - prev in [-1, 1]:
406 yield u's[%d]' % prev
410 yield _genslice(start, i, step)
412 test_string = u''.join(map(compat_chr, range(slen)))
413 cache_res = func(test_string)
414 cache_spec = [ord(c) for c in cache_res]
415 expr_code = u' + '.join(gen_sig_code(cache_spec))
416 code = u'if len(s) == %d:\n return %s\n' % (slen, expr_code)
417 self.to_screen(u'Extracted signature function:\n' + code)
419 def _parse_sig_js(self, jscode):
420 funcname = self._search_regex(
421 r'signature=([a-zA-Z]+)', jscode,
422 u'Initial JS player signature function name')
427 return string.lowercase.index(varname)
429 def interpret_statement(stmt, local_vars, allow_recursion=20):
430 if allow_recursion < 0:
431 raise ExtractorError(u'Recursion limit reached')
433 if stmt.startswith(u'var '):
434 stmt = stmt[len(u'var '):]
435 ass_m = re.match(r'^(?P<out>[a-z]+)(?:\[(?P<index>[^\]]+)\])?' +
436 r'=(?P<expr>.*)$', stmt)
438 if ass_m.groupdict().get('index'):
440 lvar = local_vars[ass_m.group('out')]
441 idx = interpret_expression(ass_m.group('index'),
442 local_vars, allow_recursion)
443 assert isinstance(idx, int)
446 expr = ass_m.group('expr')
449 local_vars[ass_m.group('out')] = val
451 expr = ass_m.group('expr')
452 elif stmt.startswith(u'return '):
454 expr = stmt[len(u'return '):]
456 raise ExtractorError(
457 u'Cannot determine left side of statement in %r' % stmt)
459 v = interpret_expression(expr, local_vars, allow_recursion)
462 def interpret_expression(expr, local_vars, allow_recursion):
467 return local_vars[expr]
469 m = re.match(r'^(?P<in>[a-z]+)\.(?P<member>.*)$', expr)
471 member = m.group('member')
472 val = local_vars[m.group('in')]
473 if member == 'split("")':
475 if member == 'join("")':
477 if member == 'length':
479 if member == 'reverse()':
481 slice_m = re.match(r'slice\((?P<idx>.*)\)', member)
483 idx = interpret_expression(
484 slice_m.group('idx'), local_vars, allow_recursion-1)
488 r'^(?P<in>[a-z]+)\[(?P<idx>.+)\]$', expr)
490 val = local_vars[m.group('in')]
491 idx = interpret_expression(m.group('idx'), local_vars,
495 m = re.match(r'^(?P<a>.+?)(?P<op>[%])(?P<b>.+?)$', expr)
497 a = interpret_expression(m.group('a'),
498 local_vars, allow_recursion)
499 b = interpret_expression(m.group('b'),
500 local_vars, allow_recursion)
504 r'^(?P<func>[a-zA-Z]+)\((?P<args>[a-z0-9,]+)\)$', expr)
506 fname = m.group('func')
507 if fname not in functions:
508 functions[fname] = extract_function(fname)
509 argvals = [int(v) if v.isdigit() else local_vars[v]
510 for v in m.group('args').split(',')]
511 return functions[fname](argvals)
512 raise ExtractorError(u'Unsupported JS expression %r' % expr)
514 def extract_function(funcname):
516 r'function ' + re.escape(funcname) +
517 r'\((?P<args>[a-z,]+)\){(?P<code>[^}]+)}',
519 argnames = func_m.group('args').split(',')
522 local_vars = dict(zip(argnames, args))
523 for stmt in func_m.group('code').split(';'):
524 res = interpret_statement(stmt, local_vars)
528 initial_function = extract_function(funcname)
529 return lambda s: initial_function([s])
531 def _parse_sig_swf(self, file_contents):
532 if file_contents[1:3] != b'WS':
533 raise ExtractorError(
534 u'Not an SWF file; header is %r' % file_contents[:3])
535 if file_contents[:1] == b'C':
536 content = zlib.decompress(file_contents[8:])
538 raise NotImplementedError(u'Unsupported compression format %r' %
541 def extract_tags(content):
543 while pos < len(content):
544 header16 = struct.unpack('<H', content[pos:pos+2])[0]
546 tag_code = header16 >> 6
547 tag_len = header16 & 0x3f
549 tag_len = struct.unpack('<I', content[pos:pos+4])[0]
551 assert pos+tag_len <= len(content)
552 yield (tag_code, content[pos:pos+tag_len])
556 for tag_code, tag in extract_tags(content)
558 p = code_tag.index(b'\0', 4) + 1
559 code_reader = io.BytesIO(code_tag[p:])
561 # Parse ABC (AVM2 ByteCode)
562 def read_int(reader=None):
570 b = struct.unpack('<B', buf)[0]
571 res = res | ((b & 0x7f) << shift)
577 def u30(reader=None):
578 res = read_int(reader)
579 assert res & 0xf0000000 == 0
583 def s32(reader=None):
585 if v & 0x80000000 != 0:
586 v = - ((v ^ 0xffffffff) + 1)
589 def read_string(reader=None):
593 resb = reader.read(slen)
594 assert len(resb) == slen
595 return resb.decode('utf-8')
597 def read_bytes(count, reader=None):
600 resb = reader.read(count)
601 assert len(resb) == count
604 def read_byte(reader=None):
605 resb = read_bytes(1, reader=reader)
606 res = struct.unpack('<B', resb)[0]
609 # minor_version + major_version
614 for _c in range(1, int_count):
617 for _c in range(1, uint_count):
620 read_bytes((double_count-1) * 8)
622 constant_strings = [u'']
623 for _c in range(1, string_count):
625 constant_strings.append(s)
626 namespace_count = u30()
627 for _c in range(1, namespace_count):
631 for _c in range(1, ns_set_count):
633 for _c2 in range(count):
635 multiname_count = u30()
644 0x0e: 2, # MultinameA
645 0x1b: 1, # MultinameL
646 0x1c: 1, # MultinameLA
649 for _c in range(1, multiname_count):
651 assert kind in MULTINAME_SIZES, u'Invalid multiname kind %r' % kind
653 u30() # namespace_idx
655 multinames.append(constant_strings[name_idx])
657 multinames.append('[MULTINAME kind: %d]' % kind)
658 for _c2 in range(MULTINAME_SIZES[kind]):
663 MethodInfo = collections.namedtuple(
665 ['NEED_ARGUMENTS', 'NEED_REST'])
667 for method_id in range(method_count):
670 for _ in range(param_count):
672 u30() # name index (always 0 for youtube)
674 if flags & 0x08 != 0:
677 for c in range(option_count):
680 if flags & 0x80 != 0:
681 # Param names present
682 for _ in range(param_count):
684 mi = MethodInfo(flags & 0x01 != 0, flags & 0x04 != 0)
685 method_infos.append(mi)
688 metadata_count = u30()
689 for _c in range(metadata_count):
692 for _c2 in range(item_count):
696 def parse_traits_info():
697 trait_name_idx = u30()
698 kind_full = read_byte()
699 kind = kind_full & 0x0f
700 attrs = kind_full >> 4
702 if kind in [0x00, 0x06]: # Slot or Const
704 u30() # type_name_idx
708 elif kind in [0x01, 0x02, 0x03]: # Method / Getter / Setter
711 methods[multinames[trait_name_idx]] = method_idx
712 elif kind == 0x04: # Class
715 elif kind == 0x05: # Function
718 methods[function_idx] = multinames[trait_name_idx]
720 raise ExtractorError(u'Unsupported trait kind %d' % kind)
722 if attrs & 0x4 != 0: # Metadata present
723 metadata_count = u30()
724 for _c3 in range(metadata_count):
725 u30() # metadata index
730 TARGET_CLASSNAME = u'SignatureDecipher'
731 searched_idx = multinames.index(TARGET_CLASSNAME)
732 searched_class_id = None
734 for class_id in range(class_count):
736 if name_idx == searched_idx:
737 # We found the class we're looking for!
738 searched_class_id = class_id
739 u30() # super_name idx
741 if flags & 0x08 != 0: # Protected namespace is present
742 u30() # protected_ns_idx
744 for _c2 in range(intrf_count):
748 for _c2 in range(trait_count):
751 if searched_class_id is None:
752 raise ExtractorError(u'Target class %r not found' %
757 for class_id in range(class_count):
760 for _c2 in range(trait_count):
761 trait_methods = parse_traits_info()
762 if class_id == searched_class_id:
763 method_names.update(trait_methods.items())
764 method_idxs.update(dict(
766 for name, idx in trait_methods.items()))
770 for _c in range(script_count):
773 for _c2 in range(trait_count):
777 method_body_count = u30()
778 Method = collections.namedtuple('Method', ['code', 'local_count'])
780 for _c in range(method_body_count):
784 u30() # init_scope_depth
785 u30() # max_scope_depth
787 code = read_bytes(code_length)
788 if method_idx in method_idxs:
789 m = Method(code, local_count)
790 methods[method_idxs[method_idx]] = m
791 exception_count = u30()
792 for _c2 in range(exception_count):
799 for _c2 in range(trait_count):
802 assert p + code_reader.tell() == len(code_tag)
803 assert len(methods) == len(method_idxs)
805 method_pyfunctions = {}
807 def extract_function(func_name):
808 if func_name in method_pyfunctions:
809 return method_pyfunctions[func_name]
810 if func_name not in methods:
811 raise ExtractorError(u'Cannot find function %r' % func_name)
812 m = methods[func_name]
815 registers = ['(this)'] + list(args) + [None] * m.local_count
817 coder = io.BytesIO(m.code)
819 opcode = struct.unpack('!B', coder.read(1))[0]
820 if opcode == 36: # pushbyte
821 v = struct.unpack('!B', coder.read(1))[0]
823 elif opcode == 44: # pushstring
825 stack.append(constant_strings[idx])
826 elif opcode == 48: # pushscope
827 # We don't implement the scope register, so we'll just
828 # ignore the popped value
830 elif opcode == 70: # callproperty
832 mname = multinames[index]
833 arg_count = u30(coder)
834 args = list(reversed(
835 [stack.pop() for _ in range(arg_count)]))
837 if mname == u'split':
838 assert len(args) == 1
839 assert isinstance(args[0], compat_str)
840 assert isinstance(obj, compat_str)
844 res = obj.split(args[0])
846 elif mname == u'slice':
847 assert len(args) == 1
848 assert isinstance(args[0], int)
849 assert isinstance(obj, list)
852 elif mname == u'join':
853 assert len(args) == 1
854 assert isinstance(args[0], compat_str)
855 assert isinstance(obj, list)
856 res = args[0].join(obj)
858 elif mname in method_pyfunctions:
859 stack.append(method_pyfunctions[mname](args))
861 raise NotImplementedError(
862 u'Unsupported property %r on %r'
864 elif opcode == 72: # returnvalue
867 elif opcode == 79: # callpropvoid
869 mname = multinames[index]
870 arg_count = u30(coder)
871 args = list(reversed(
872 [stack.pop() for _ in range(arg_count)]))
874 if mname == u'reverse':
875 assert isinstance(obj, list)
878 raise NotImplementedError(
879 u'Unsupported (void) property %r on %r'
881 elif opcode == 93: # findpropstrict
883 mname = multinames[index]
884 res = extract_function(mname)
886 elif opcode == 97: # setproperty
891 assert isinstance(obj, list)
892 assert isinstance(idx, int)
894 elif opcode == 98: # getlocal
896 stack.append(registers[index])
897 elif opcode == 99: # setlocal
900 registers[index] = value
901 elif opcode == 102: # getproperty
903 pname = multinames[index]
904 if pname == u'length':
906 assert isinstance(obj, list)
907 stack.append(len(obj))
908 else: # Assume attribute access
910 assert isinstance(idx, int)
912 assert isinstance(obj, list)
913 stack.append(obj[idx])
914 elif opcode == 128: # coerce
916 elif opcode == 133: # coerce_s
917 assert isinstance(stack[-1], (type(None), compat_str))
918 elif opcode == 164: # modulo
921 res = value1 % value2
923 elif opcode == 208: # getlocal_0
924 stack.append(registers[0])
925 elif opcode == 209: # getlocal_1
926 stack.append(registers[1])
927 elif opcode == 210: # getlocal_2
928 stack.append(registers[2])
929 elif opcode == 211: # getlocal_3
930 stack.append(registers[3])
931 elif opcode == 214: # setlocal_2
932 registers[2] = stack.pop()
933 elif opcode == 215: # setlocal_3
934 registers[3] = stack.pop()
936 raise NotImplementedError(
937 u'Unsupported opcode %d' % opcode)
939 method_pyfunctions[func_name] = resfunc
942 initial_function = extract_function(u'decipher')
943 return lambda s: initial_function([s])
945 def _decrypt_signature(self, s, video_id, player_url, age_gate=False):
946 """Turn the encrypted s field into a working signature"""
948 if player_url is not None:
949 if player_url.startswith(u'//'):
950 player_url = u'https:' + player_url
952 player_id = (player_url, len(s))
953 if player_id not in self._player_cache:
954 func = self._extract_signature_function(
955 video_id, player_url, len(s)
957 self._player_cache[player_id] = func
958 func = self._player_cache[player_id]
959 if self._downloader.params.get('youtube_print_sig_code'):
960 self._print_sig_code(func, len(s))
963 tb = traceback.format_exc()
964 self._downloader.report_warning(
965 u'Automatic signature extraction failed: ' + tb)
967 self._downloader.report_warning(
968 u'Warning: Falling back to static signature algorithm')
970 return self._static_decrypt_signature(
971 s, video_id, player_url, age_gate)
973 def _static_decrypt_signature(self, s, video_id, player_url, age_gate):
975 # The videos with age protection use another player, so the
976 # algorithms can be different.
978 return s[2:63] + s[82] + s[64:82] + s[63]
981 return s[86:29:-1] + s[88] + s[28:5:-1]
983 return s[25] + s[3:25] + s[0] + s[26:42] + s[79] + s[43:79] + s[91] + s[80:83]
985 return s[84:27:-1] + s[86] + s[26:5:-1]
987 return s[25] + s[3:25] + s[2] + s[26:40] + s[77] + s[41:77] + s[89] + s[78:81]
989 return s[84:78:-1] + s[87] + s[77:60:-1] + s[0] + s[59:3:-1]
991 return s[7:28] + s[87] + s[29:45] + s[55] + s[46:55] + s[2] + s[56:87] + s[28]
993 return s[6:27] + s[4] + s[28:39] + s[27] + s[40:59] + s[2] + s[60:]
995 return s[80:72:-1] + s[16] + s[71:39:-1] + s[72] + s[38:16:-1] + s[82] + s[15::-1]
997 return s[3:11] + s[0] + s[12:55] + s[84] + s[56:84]
999 return s[78:70:-1] + s[14] + s[69:37:-1] + s[70] + s[36:14:-1] + s[80] + s[:14][::-1]
1001 return s[80:63:-1] + s[0] + s[62:0:-1] + s[63]
1003 return s[80:37:-1] + s[7] + s[36:7:-1] + s[0] + s[6:0:-1] + s[37]
1005 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]
1007 return s[1:19] + s[0] + s[20:68] + s[19] + s[69:80]
1009 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 raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
1014 def _get_available_subtitles(self, video_id, webpage):
1016 sub_list = self._download_webpage(
1017 'http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id,
1018 video_id, note=False)
1019 except ExtractorError as err:
1020 self._downloader.report_warning(u'unable to download video subtitles: %s' % compat_str(err))
1022 lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list)
1027 params = compat_urllib_parse.urlencode({
1030 'fmt': self._downloader.params.get('subtitlesformat', 'srt'),
1031 'name': unescapeHTML(l[0]).encode('utf-8'),
1033 url = u'http://www.youtube.com/api/timedtext?' + params
1034 sub_lang_list[lang] = url
1035 if not sub_lang_list:
1036 self._downloader.report_warning(u'video doesn\'t have subtitles')
1038 return sub_lang_list
1040 def _get_available_automatic_caption(self, video_id, webpage):
1041 """We need the webpage for getting the captions url, pass it as an
1042 argument to speed up the process."""
1043 sub_format = self._downloader.params.get('subtitlesformat', 'srt')
1044 self.to_screen(u'%s: Looking for automatic captions' % video_id)
1045 mobj = re.search(r';ytplayer.config = ({.*?});', webpage)
1046 err_msg = u'Couldn\'t find automatic captions for %s' % video_id
1048 self._downloader.report_warning(err_msg)
1050 player_config = json.loads(mobj.group(1))
1052 args = player_config[u'args']
1053 caption_url = args[u'ttsurl']
1054 timestamp = args[u'timestamp']
1055 # We get the available subtitles
1056 list_params = compat_urllib_parse.urlencode({
1061 list_url = caption_url + '&' + list_params
1062 caption_list = self._download_xml(list_url, video_id)
1063 original_lang_node = caption_list.find('track')
1064 if original_lang_node is None or original_lang_node.attrib.get('kind') != 'asr' :
1065 self._downloader.report_warning(u'Video doesn\'t have automatic captions')
1067 original_lang = original_lang_node.attrib['lang_code']
1070 for lang_node in caption_list.findall('target'):
1071 sub_lang = lang_node.attrib['lang_code']
1072 params = compat_urllib_parse.urlencode({
1073 'lang': original_lang,
1079 sub_lang_list[sub_lang] = caption_url + '&' + params
1080 return sub_lang_list
1081 # An extractor error can be raise by the download process if there are
1082 # no automatic captions but there are subtitles
1083 except (KeyError, ExtractorError):
1084 self._downloader.report_warning(err_msg)
1087 def _extract_id(self, url):
1088 mobj = re.match(self._VALID_URL, url, re.VERBOSE)
1090 raise ExtractorError(u'Invalid URL: %s' % url)
1091 video_id = mobj.group(2)
1094 def _extract_from_m3u8(self, manifest_url, video_id):
1096 def _get_urls(_manifest):
1097 lines = _manifest.split('\n')
1098 urls = filter(lambda l: l and not l.startswith('#'),
1101 manifest = self._download_webpage(manifest_url, video_id, u'Downloading formats manifest')
1102 formats_urls = _get_urls(manifest)
1103 for format_url in formats_urls:
1104 itag = self._search_regex(r'itag/(\d+?)/', format_url, 'itag')
1105 url_map[itag] = format_url
1108 def _extract_annotations(self, video_id):
1109 url = 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id
1110 return self._download_webpage(url, video_id, note=u'Searching for annotations.', errnote=u'Unable to download video annotations.')
1112 def _real_extract(self, url):
1113 # Extract original video URL from URL with redirection, like age verification, using next_url parameter
1114 mobj = re.search(self._NEXT_URL_RE, url)
1116 url = 'https://www.youtube.com/' + compat_urllib_parse.unquote(mobj.group(1)).lstrip('/')
1117 video_id = self._extract_id(url)
1120 url = 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id
1121 video_webpage = self._download_webpage(url, video_id)
1123 # Attempt to extract SWF player URL
1124 mobj = re.search(r'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)
1125 if mobj is not None:
1126 player_url = re.sub(r'\\(.)', r'\1', mobj.group(1))
1131 self.report_video_info_webpage_download(video_id)
1132 if re.search(r'player-age-gate-content">', video_webpage) is not None:
1133 self.report_age_confirmation()
1135 # We simulate the access to the video from www.youtube.com/v/{video_id}
1136 # this can be viewed without login into Youtube
1137 data = compat_urllib_parse.urlencode({'video_id': video_id,
1138 'el': 'player_embedded',
1141 'eurl': 'https://youtube.googleapis.com/v/' + video_id,
1145 video_info_url = 'https://www.youtube.com/get_video_info?' + data
1146 video_info_webpage = self._download_webpage(video_info_url, video_id,
1148 errnote='unable to download video info webpage')
1149 video_info = compat_parse_qs(video_info_webpage)
1152 for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']:
1153 video_info_url = ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en'
1154 % (video_id, el_type))
1155 video_info_webpage = self._download_webpage(video_info_url, video_id,
1157 errnote='unable to download video info webpage')
1158 video_info = compat_parse_qs(video_info_webpage)
1159 if 'token' in video_info:
1161 if 'token' not in video_info:
1162 if 'reason' in video_info:
1163 raise ExtractorError(u'YouTube said: %s' % video_info['reason'][0], expected=True)
1165 raise ExtractorError(u'"token" parameter not in video info for unknown reason')
1167 if 'view_count' in video_info:
1168 view_count = int(video_info['view_count'][0])
1172 # Check for "rental" videos
1173 if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info:
1174 raise ExtractorError(u'"rental" videos not supported')
1176 # Start extracting information
1177 self.report_information_extraction(video_id)
1180 if 'author' not in video_info:
1181 raise ExtractorError(u'Unable to extract uploader name')
1182 video_uploader = compat_urllib_parse.unquote_plus(video_info['author'][0])
1185 video_uploader_id = None
1186 mobj = re.search(r'<link itemprop="url" href="http://www.youtube.com/(?:user|channel)/([^"]+)">', video_webpage)
1187 if mobj is not None:
1188 video_uploader_id = mobj.group(1)
1190 self._downloader.report_warning(u'unable to extract uploader nickname')
1193 if 'title' in video_info:
1194 video_title = compat_urllib_parse.unquote_plus(video_info['title'][0])
1196 self._downloader.report_warning(u'Unable to extract video title')
1200 # We try first to get a high quality image:
1201 m_thumb = re.search(r'<span itemprop="thumbnail".*?href="(.*?)">',
1202 video_webpage, re.DOTALL)
1203 if m_thumb is not None:
1204 video_thumbnail = m_thumb.group(1)
1205 elif 'thumbnail_url' not in video_info:
1206 self._downloader.report_warning(u'unable to extract video thumbnail')
1207 video_thumbnail = None
1208 else: # don't panic if we can't find it
1209 video_thumbnail = compat_urllib_parse.unquote_plus(video_info['thumbnail_url'][0])
1213 mobj = re.search(r'id="eow-date.*?>(.*?)</span>', video_webpage, re.DOTALL)
1214 if mobj is not None:
1215 upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split())
1216 upload_date = unified_strdate(upload_date)
1219 video_description = get_element_by_id("eow-description", video_webpage)
1220 if video_description:
1221 video_description = re.sub(r'''(?x)
1223 (?:[a-zA-Z-]+="[^"]+"\s+)*?
1225 (?:[a-zA-Z-]+="[^"]+"\s+)*?
1226 class="yt-uix-redirect-link"\s*>
1229 ''', r'\1', video_description)
1230 video_description = clean_html(video_description)
1232 fd_mobj = re.search(r'<meta name="description" content="([^"]+)"', video_webpage)
1234 video_description = unescapeHTML(fd_mobj.group(1))
1236 video_description = u''
1238 def _extract_count(klass):
1239 count = self._search_regex(
1240 r'class="%s">([\d,]+)</span>' % re.escape(klass),
1241 video_webpage, klass, default=None)
1242 if count is not None:
1243 return int(count.replace(',', ''))
1245 like_count = _extract_count(u'likes-count')
1246 dislike_count = _extract_count(u'dislikes-count')
1249 video_subtitles = self.extract_subtitles(video_id, video_webpage)
1251 if self._downloader.params.get('listsubtitles', False):
1252 self._list_available_subtitles(video_id, video_webpage)
1255 if 'length_seconds' not in video_info:
1256 self._downloader.report_warning(u'unable to extract video duration')
1257 video_duration = None
1259 video_duration = int(compat_urllib_parse.unquote_plus(video_info['length_seconds'][0]))
1262 video_annotations = None
1263 if self._downloader.params.get('writeannotations', False):
1264 video_annotations = self._extract_annotations(video_id)
1266 # Decide which formats to download
1268 mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
1270 raise ValueError('Could not find vevo ID')
1271 info = json.loads(mobj.group(1))
1273 # Easy way to know if the 's' value is in url_encoded_fmt_stream_map
1274 # this signatures are encrypted
1275 if 'url_encoded_fmt_stream_map' not in args:
1276 raise ValueError(u'No stream_map present') # caught below
1277 re_signature = re.compile(r'[&,]s=')
1278 m_s = re_signature.search(args['url_encoded_fmt_stream_map'])
1280 self.to_screen(u'%s: Encrypted signatures detected.' % video_id)
1281 video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']]
1282 m_s = re_signature.search(args.get('adaptive_fmts', u''))
1284 if 'adaptive_fmts' in video_info:
1285 video_info['adaptive_fmts'][0] += ',' + args['adaptive_fmts']
1287 video_info['adaptive_fmts'] = [args['adaptive_fmts']]
1291 def _map_to_format_list(urlmap):
1293 for itag, video_real_url in urlmap.items():
1296 'url': video_real_url,
1297 'player_url': player_url,
1299 if itag in self._formats:
1300 dct.update(self._formats[itag])
1304 if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
1305 self.report_rtmp_download()
1307 'format_id': '_rtmp',
1309 'url': video_info['conn'][0],
1310 'player_url': player_url,
1312 elif len(video_info.get('url_encoded_fmt_stream_map', [])) >= 1 or len(video_info.get('adaptive_fmts', [])) >= 1:
1313 encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts',[''])[0]
1314 if 'rtmpe%3Dyes' in encoded_url_map:
1315 raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True)
1317 for url_data_str in encoded_url_map.split(','):
1318 url_data = compat_parse_qs(url_data_str)
1319 if 'itag' in url_data and 'url' in url_data:
1320 url = url_data['url'][0]
1321 if 'sig' in url_data:
1322 url += '&signature=' + url_data['sig'][0]
1323 elif 's' in url_data:
1324 encrypted_sig = url_data['s'][0]
1325 if self._downloader.params.get('verbose'):
1327 if player_url is None:
1328 player_version = 'unknown'
1330 player_version = self._search_regex(
1331 r'-(.+)\.swf$', player_url,
1332 u'flash player', fatal=False)
1333 player_desc = 'flash player %s' % player_version
1335 player_version = self._search_regex(
1336 r'html5player-(.+?)\.js', video_webpage,
1337 'html5 player', fatal=False)
1338 player_desc = u'html5 player %s' % player_version
1340 parts_sizes = u'.'.join(compat_str(len(part)) for part in encrypted_sig.split('.'))
1341 self.to_screen(u'encrypted signature length %d (%s), itag %s, %s' %
1342 (len(encrypted_sig), parts_sizes, url_data['itag'][0], player_desc))
1345 jsplayer_url_json = self._search_regex(
1346 r'"assets":.+?"js":\s*("[^"]+")',
1347 video_webpage, u'JS player URL')
1348 player_url = json.loads(jsplayer_url_json)
1350 signature = self._decrypt_signature(
1351 encrypted_sig, video_id, player_url, age_gate)
1352 url += '&signature=' + signature
1353 if 'ratebypass' not in url:
1354 url += '&ratebypass=yes'
1355 url_map[url_data['itag'][0]] = url
1356 formats = _map_to_format_list(url_map)
1357 elif video_info.get('hlsvp'):
1358 manifest_url = video_info['hlsvp'][0]
1359 url_map = self._extract_from_m3u8(manifest_url, video_id)
1360 formats = _map_to_format_list(url_map)
1362 raise ExtractorError(u'no conn, hlsvp or url_encoded_fmt_stream_map information found in video info')
1364 # Look for the DASH manifest
1365 dash_manifest_url_lst = video_info.get('dashmpd')
1366 if (dash_manifest_url_lst and dash_manifest_url_lst[0] and
1367 self._downloader.params.get('youtube_include_dash_manifest', False)):
1369 dash_doc = self._download_xml(
1370 dash_manifest_url_lst[0], video_id,
1371 note=u'Downloading DASH manifest',
1372 errnote=u'Could not download DASH manifest')
1373 for r in dash_doc.findall(u'.//{urn:mpeg:DASH:schema:MPD:2011}Representation'):
1374 url_el = r.find('{urn:mpeg:DASH:schema:MPD:2011}BaseURL')
1377 format_id = r.attrib['id']
1378 video_url = url_el.text
1379 filesize = int_or_none(url_el.attrib.get('{http://youtube.com/yt/2012/10/10}contentLength'))
1381 'format_id': format_id,
1383 'width': int_or_none(r.attrib.get('width')),
1384 'tbr': int_or_none(r.attrib.get('bandwidth'), 1000),
1385 'asr': int_or_none(r.attrib.get('audioSamplingRate')),
1386 'filesize': filesize,
1389 existing_format = next(
1390 fo for fo in formats
1391 if fo['format_id'] == format_id)
1392 except StopIteration:
1393 f.update(self._formats.get(format_id, {}))
1396 existing_format.update(f)
1398 except (ExtractorError, KeyError) as e:
1399 self.report_warning(u'Skipping DASH manifest: %s' % e, video_id)
1401 self._sort_formats(formats)
1405 'uploader': video_uploader,
1406 'uploader_id': video_uploader_id,
1407 'upload_date': upload_date,
1408 'title': video_title,
1409 'thumbnail': video_thumbnail,
1410 'description': video_description,
1411 'subtitles': video_subtitles,
1412 'duration': video_duration,
1413 'age_limit': 18 if age_gate else 0,
1414 'annotations': video_annotations,
1415 'webpage_url': 'https://www.youtube.com/watch?v=%s' % video_id,
1416 'view_count': view_count,
1417 'like_count': like_count,
1418 'dislike_count': dislike_count,
1422 class YoutubePlaylistIE(YoutubeBaseInfoExtractor):
1423 IE_DESC = u'YouTube.com playlists'
1424 _VALID_URL = r"""(?:
1429 (?:course|view_play_list|my_playlists|artist|playlist|watch)
1430 \? (?:.*?&)*? (?:p|a|list)=
1433 ((?:PL|EC|UU|FL|RD)?[0-9A-Za-z-_]{10,})
1436 ((?:PL|EC|UU|FL|RD)[0-9A-Za-z-_]{10,})
1438 _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s&page=%s'
1439 _MORE_PAGES_INDICATOR = r'data-link-type="next"'
1440 _VIDEO_RE = r'href="/watch\?v=(?P<id>[0-9A-Za-z_-]{11})&[^"]*?index=(?P<index>\d+)'
1441 IE_NAME = u'youtube:playlist'
1444 def suitable(cls, url):
1445 """Receives a URL and returns True if suitable for this IE."""
1446 return re.match(cls._VALID_URL, url, re.VERBOSE) is not None
1448 def _real_initialize(self):
1451 def _ids_to_results(self, ids):
1452 return [self.url_result(vid_id, 'Youtube', video_id=vid_id)
1455 def _extract_mix(self, playlist_id):
1456 # The mixes are generated from a a single video
1457 # the id of the playlist is just 'RD' + video_id
1458 url = 'https://youtube.com/watch?v=%s&list=%s' % (playlist_id[-11:], playlist_id)
1459 webpage = self._download_webpage(url, playlist_id, u'Downloading Youtube mix')
1460 title_span = (get_element_by_attribute('class', 'title long-title', webpage) or
1461 get_element_by_attribute('class', 'title ', webpage))
1462 title = clean_html(title_span)
1463 video_re = r'data-index="\d+".*?href="/watch\?v=([0-9A-Za-z_-]{11})&[^"]*?list=%s' % re.escape(playlist_id)
1464 ids = orderedSet(re.findall(video_re, webpage))
1465 url_results = self._ids_to_results(ids)
1467 return self.playlist_result(url_results, playlist_id, title)
1469 def _real_extract(self, url):
1470 # Extract playlist id
1471 mobj = re.match(self._VALID_URL, url, re.VERBOSE)
1473 raise ExtractorError(u'Invalid URL: %s' % url)
1474 playlist_id = mobj.group(1) or mobj.group(2)
1476 # Check if it's a video-specific URL
1477 query_dict = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query)
1478 if 'v' in query_dict:
1479 video_id = query_dict['v'][0]
1480 if self._downloader.params.get('noplaylist'):
1481 self.to_screen(u'Downloading just video %s because of --no-playlist' % video_id)
1482 return self.url_result(video_id, 'Youtube', video_id=video_id)
1484 self.to_screen(u'Downloading playlist PL%s - add --no-playlist to just download video %s' % (playlist_id, video_id))
1486 if playlist_id.startswith('RD'):
1487 # Mixes require a custom extraction process
1488 return self._extract_mix(playlist_id)
1489 if playlist_id.startswith('TL'):
1490 raise ExtractorError(u'For downloading YouTube.com top lists, use '
1491 u'the "yttoplist" keyword, for example "youtube-dl \'yttoplist:music:Top Tracks\'"', expected=True)
1493 # Extract the video ids from the playlist pages
1496 for page_num in itertools.count(1):
1497 url = self._TEMPLATE_URL % (playlist_id, page_num)
1498 page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num)
1499 matches = re.finditer(self._VIDEO_RE, page)
1500 # We remove the duplicates and the link with index 0
1501 # (it's not the first video of the playlist)
1502 new_ids = orderedSet(m.group('id') for m in matches if m.group('index') != '0')
1505 if re.search(self._MORE_PAGES_INDICATOR, page) is None:
1509 playlist_title = self._og_search_title(page)
1510 except RegexNotFoundError:
1511 self.report_warning(
1512 u'Playlist page is missing OpenGraph title, falling back ...',
1514 playlist_title = self._html_search_regex(
1515 r'<h1 class="pl-header-title">(.*?)</h1>', page, u'title')
1517 url_results = self._ids_to_results(ids)
1518 return self.playlist_result(url_results, playlist_id, playlist_title)
1521 class YoutubeTopListIE(YoutubePlaylistIE):
1522 IE_NAME = u'youtube:toplist'
1523 IE_DESC = (u'YouTube.com top lists, "yttoplist:{channel}:{list title}"'
1524 u' (Example: "yttoplist:music:Top Tracks")')
1525 _VALID_URL = r'yttoplist:(?P<chann>.*?):(?P<title>.*?)$'
1527 def _real_extract(self, url):
1528 mobj = re.match(self._VALID_URL, url)
1529 channel = mobj.group('chann')
1530 title = mobj.group('title')
1531 query = compat_urllib_parse.urlencode({'title': title})
1532 playlist_re = 'href="([^"]+?%s[^"]+?)"' % re.escape(query)
1533 channel_page = self._download_webpage('https://www.youtube.com/%s' % channel, title)
1534 link = self._html_search_regex(playlist_re, channel_page, u'list')
1535 url = compat_urlparse.urljoin('https://www.youtube.com/', link)
1537 video_re = r'data-index="\d+".*?data-video-id="([0-9A-Za-z_-]{11})"'
1539 # sometimes the webpage doesn't contain the videos
1540 # retry until we get them
1541 for i in itertools.count(0):
1542 msg = u'Downloading Youtube mix'
1544 msg += ', retry #%d' % i
1545 webpage = self._download_webpage(url, title, msg)
1546 ids = orderedSet(re.findall(video_re, webpage))
1549 url_results = self._ids_to_results(ids)
1550 return self.playlist_result(url_results, playlist_title=title)
1553 class YoutubeChannelIE(InfoExtractor):
1554 IE_DESC = u'YouTube.com channels'
1555 _VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)"
1556 _MORE_PAGES_INDICATOR = 'yt-uix-load-more'
1557 _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'
1558 IE_NAME = u'youtube:channel'
1560 def extract_videos_from_page(self, page):
1562 for mobj in re.finditer(r'href="/watch\?v=([0-9A-Za-z_-]+)&?', page):
1563 if mobj.group(1) not in ids_in_page:
1564 ids_in_page.append(mobj.group(1))
1567 def _real_extract(self, url):
1568 # Extract channel id
1569 mobj = re.match(self._VALID_URL, url)
1571 raise ExtractorError(u'Invalid URL: %s' % url)
1573 # Download channel page
1574 channel_id = mobj.group(1)
1576 url = 'https://www.youtube.com/channel/%s/videos' % channel_id
1577 channel_page = self._download_webpage(url, channel_id)
1578 autogenerated = re.search(r'''(?x)
1580 channel-header-autogenerated-label|
1581 yt-channel-title-autogenerated
1582 )[^"]*"''', channel_page) is not None
1585 # The videos are contained in a single page
1586 # the ajax pages can't be used, they are empty
1587 video_ids = self.extract_videos_from_page(channel_page)
1589 # Download all channel pages using the json-based channel_ajax query
1590 for pagenum in itertools.count(1):
1591 url = self._MORE_PAGES_URL % (pagenum, channel_id)
1592 page = self._download_webpage(url, channel_id,
1593 u'Downloading page #%s' % pagenum)
1595 page = json.loads(page)
1597 ids_in_page = self.extract_videos_from_page(page['content_html'])
1598 video_ids.extend(ids_in_page)
1600 if self._MORE_PAGES_INDICATOR not in page['load_more_widget_html']:
1603 self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids)))
1605 url_entries = [self.url_result(video_id, 'Youtube', video_id=video_id)
1606 for video_id in video_ids]
1607 return self.playlist_result(url_entries, channel_id)
1610 class YoutubeUserIE(InfoExtractor):
1611 IE_DESC = u'YouTube.com user videos (URL or "ytuser" keyword)'
1612 _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:user/)?(?!(?:attribution_link|watch)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)([A-Za-z0-9_-]+)'
1613 _TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s'
1614 _GDATA_PAGE_SIZE = 50
1615 _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d&alt=json'
1616 IE_NAME = u'youtube:user'
1619 def suitable(cls, url):
1620 # Don't return True if the url can be extracted with other youtube
1621 # extractor, the regex would is too permissive and it would match.
1622 other_ies = iter(klass for (name, klass) in globals().items() if name.endswith('IE') and klass is not cls)
1623 if any(ie.suitable(url) for ie in other_ies): return False
1624 else: return super(YoutubeUserIE, cls).suitable(url)
1626 def _real_extract(self, url):
1628 mobj = re.match(self._VALID_URL, url)
1630 raise ExtractorError(u'Invalid URL: %s' % url)
1632 username = mobj.group(1)
1634 # Download video ids using YouTube Data API. Result size per
1635 # query is limited (currently to 50 videos) so we need to query
1636 # page by page until there are no video ids - it means we got
1639 def download_page(pagenum):
1640 start_index = pagenum * self._GDATA_PAGE_SIZE + 1
1642 gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index)
1643 page = self._download_webpage(
1644 gdata_url, username,
1645 u'Downloading video ids from %d to %d' % (
1646 start_index, start_index + self._GDATA_PAGE_SIZE))
1649 response = json.loads(page)
1650 except ValueError as err:
1651 raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err))
1652 if 'entry' not in response['feed']:
1655 # Extract video identifiers
1656 entries = response['feed']['entry']
1657 for entry in entries:
1658 title = entry['title']['$t']
1659 video_id = entry['id']['$t'].split('/')[-1]
1663 'ie_key': 'Youtube',
1667 url_results = PagedList(download_page, self._GDATA_PAGE_SIZE)
1669 return self.playlist_result(url_results, playlist_title=username)
1672 class YoutubeSearchIE(SearchInfoExtractor):
1673 IE_DESC = u'YouTube.com searches'
1674 _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc'
1676 IE_NAME = u'youtube:search'
1677 _SEARCH_KEY = 'ytsearch'
1679 def _get_n_results(self, query, n):
1680 """Get a specified number of results for a query"""
1686 while (50 * pagenum) < limit:
1687 result_url = self._API_URL % (compat_urllib_parse.quote_plus(query), (50*pagenum)+1)
1688 data_json = self._download_webpage(
1689 result_url, video_id=u'query "%s"' % query,
1690 note=u'Downloading page %s' % (pagenum + 1),
1691 errnote=u'Unable to download API page')
1692 data = json.loads(data_json)
1693 api_response = data['data']
1695 if 'items' not in api_response:
1696 raise ExtractorError(u'[youtube] No video results')
1698 new_ids = list(video['id'] for video in api_response['items'])
1699 video_ids += new_ids
1701 limit = min(n, api_response['totalItems'])
1704 if len(video_ids) > n:
1705 video_ids = video_ids[:n]
1706 videos = [self.url_result(video_id, 'Youtube', video_id=video_id)
1707 for video_id in video_ids]
1708 return self.playlist_result(videos, query)
1710 class YoutubeSearchDateIE(YoutubeSearchIE):
1711 IE_NAME = YoutubeSearchIE.IE_NAME + ':date'
1712 _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc&orderby=published'
1713 _SEARCH_KEY = 'ytsearchdate'
1714 IE_DESC = u'YouTube.com searches, newest videos first'
1716 class YoutubeShowIE(InfoExtractor):
1717 IE_DESC = u'YouTube.com (multi-season) shows'
1718 _VALID_URL = r'https?://www\.youtube\.com/show/(.*)'
1719 IE_NAME = u'youtube:show'
1721 def _real_extract(self, url):
1722 mobj = re.match(self._VALID_URL, url)
1723 show_name = mobj.group(1)
1724 webpage = self._download_webpage(url, show_name, u'Downloading show webpage')
1725 # There's one playlist for each season of the show
1726 m_seasons = list(re.finditer(r'href="(/playlist\?list=.*?)"', webpage))
1727 self.to_screen(u'%s: Found %s seasons' % (show_name, len(m_seasons)))
1728 return [self.url_result('https://www.youtube.com' + season.group(1), 'YoutubePlaylist') for season in m_seasons]
1731 class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor):
1733 Base class for extractors that fetch info from
1734 http://www.youtube.com/feed_ajax
1735 Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties.
1737 _LOGIN_REQUIRED = True
1738 # use action_load_personal_feed instead of action_load_system_feed
1739 _PERSONAL_FEED = False
1742 def _FEED_TEMPLATE(self):
1743 action = 'action_load_system_feed'
1744 if self._PERSONAL_FEED:
1745 action = 'action_load_personal_feed'
1746 return 'http://www.youtube.com/feed_ajax?%s=1&feed_name=%s&paging=%%s' % (action, self._FEED_NAME)
1750 return u'youtube:%s' % self._FEED_NAME
1752 def _real_initialize(self):
1755 def _real_extract(self, url):
1758 for i in itertools.count(1):
1759 info = self._download_webpage(self._FEED_TEMPLATE % paging,
1760 u'%s feed' % self._FEED_NAME,
1761 u'Downloading page %s' % i)
1762 info = json.loads(info)
1763 feed_html = info['feed_html']
1764 m_ids = re.finditer(r'"/watch\?v=(.*?)["&]', feed_html)
1765 ids = orderedSet(m.group(1) for m in m_ids)
1766 feed_entries.extend(
1767 self.url_result(video_id, 'Youtube', video_id=video_id)
1768 for video_id in ids)
1769 if info['paging'] is None:
1771 paging = info['paging']
1772 return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE)
1774 class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor):
1775 IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)'
1776 _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
1777 _FEED_NAME = 'subscriptions'
1778 _PLAYLIST_TITLE = u'Youtube Subscriptions'
1780 class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
1781 IE_DESC = u'YouTube.com recommended videos, "ytrec" keyword (requires authentication)'
1782 _VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
1783 _FEED_NAME = 'recommended'
1784 _PLAYLIST_TITLE = u'Youtube Recommended videos'
1786 class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor):
1787 IE_DESC = u'Youtube watch later list, "ytwatchlater" keyword (requires authentication)'
1788 _VALID_URL = r'https?://www\.youtube\.com/feed/watch_later|:ytwatchlater'
1789 _FEED_NAME = 'watch_later'
1790 _PLAYLIST_TITLE = u'Youtube Watch Later'
1791 _PERSONAL_FEED = True
1793 class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
1794 IE_DESC = u'Youtube watch history, "ythistory" keyword (requires authentication)'
1795 _VALID_URL = u'https?://www\.youtube\.com/feed/history|:ythistory'
1796 _FEED_NAME = 'history'
1797 _PERSONAL_FEED = True
1798 _PLAYLIST_TITLE = u'Youtube Watch History'
1800 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
1801 IE_NAME = u'youtube:favorites'
1802 IE_DESC = u'YouTube.com favourite videos, "ytfav" keyword (requires authentication)'
1803 _VALID_URL = r'https?://www\.youtube\.com/my_favorites|:ytfav(?:ou?rites)?'
1804 _LOGIN_REQUIRED = True
1806 def _real_extract(self, url):
1807 webpage = self._download_webpage('https://www.youtube.com/my_favorites', 'Youtube Favourites videos')
1808 playlist_id = self._search_regex(r'list=(.+?)["&]', webpage, u'favourites playlist id')
1809 return self.url_result(playlist_id, 'YoutubePlaylist')
1812 class YoutubeTruncatedURLIE(InfoExtractor):
1813 IE_NAME = 'youtube:truncated_url'
1814 IE_DESC = False # Do not list
1815 _VALID_URL = r'''(?x)
1816 (?:https?://)?[^/]+/watch\?feature=[a-z_]+$|
1817 (?:https?://)?(?:www\.)?youtube\.com/attribution_link\?a=[^&]+$
1820 def _real_extract(self, url):
1821 raise ExtractorError(
1822 u'Did you forget to quote the URL? Remember that & is a meta '
1823 u'character in most shells, so you want to put the URL in quotes, '
1825 u'"http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc" '
1826 u' or simply youtube-dl BaW_jenozKc .',