15 from .common
import InfoExtractor
, SearchInfoExtractor
16 from .subtitles
import SubtitlesInfoExtractor
21 compat_urllib_request
,
28 get_element_by_attribute
,
36 class YoutubeBaseInfoExtractor(InfoExtractor
):
37 """Provide base functions for Youtube extractors"""
38 _LOGIN_URL
= 'https://accounts.google.com/ServiceLogin'
39 _LANG_URL
= r
'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
40 _AGE_URL
= 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
41 _NETRC_MACHINE
= 'youtube'
42 # If True it will raise an error if no login info is provided
43 _LOGIN_REQUIRED
= False
45 def _set_language(self
):
46 return bool(self
._download
_webpage
(
48 note
=u
'Setting language', errnote
='unable to set language',
52 (username
, password
) = self
._get
_login
_info
()
53 # No authentication to be performed
55 if self
._LOGIN
_REQUIRED
:
56 raise ExtractorError(u
'No login info available, needed for using %s.' % self
.IE_NAME
, expected
=True)
59 login_page
= self
._download
_webpage
(
60 self
._LOGIN
_URL
, None,
61 note
=u
'Downloading login page',
62 errnote
=u
'unable to fetch login page', fatal
=False)
63 if login_page
is False:
66 galx
= self
._search
_regex
(r
'(?s)<input.+?name="GALX".+?value="(.+?)"',
67 login_page
, u
'Login GALX parameter')
71 u
'continue': u
'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
75 u
'PersistentCookie': u
'yes',
77 u
'bgresponse': u
'js_disabled',
78 u
'checkConnection': u
'',
79 u
'checkedDomains': u
'youtube',
84 u
'signIn': u
'Sign in',
86 u
'service': u
'youtube',
90 # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
92 login_form
= dict((k
.encode('utf-8'), v
.encode('utf-8')) for k
,v
in login_form_strs
.items())
93 login_data
= compat_urllib_parse
.urlencode(login_form
).encode('ascii')
95 req
= compat_urllib_request
.Request(self
._LOGIN
_URL
, login_data
)
96 login_results
= self
._download
_webpage
(
98 note
=u
'Logging in', errnote
=u
'unable to log in', fatal
=False)
99 if login_results
is False:
101 if re
.search(r
'(?i)<form[^>]* id="gaia_loginform"', login_results
) is not None:
102 self
._downloader
.report_warning(u
'unable to log in: bad username or password')
106 def _confirm_age(self
):
109 'action_confirm': 'Confirm',
111 req
= compat_urllib_request
.Request(self
._AGE
_URL
, compat_urllib_parse
.urlencode(age_form
))
113 self
._download
_webpage
(
115 note
=u
'Confirming age', errnote
=u
'Unable to confirm age')
118 def _real_initialize(self
):
119 if self
._downloader
is None:
121 if not self
._set
_language
():
123 if not self
._login
():
128 class YoutubeIE(YoutubeBaseInfoExtractor
, SubtitlesInfoExtractor
):
129 IE_DESC
= u
'YouTube.com'
130 _VALID_URL
= r
"""(?x)^
132 (?:https?://|//)? # http(s):// or protocol-independent URL (optional)
133 (?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie)?\.com/|
134 tube\.majestyc\.net/|
135 youtube\.googleapis\.com/) # the various hostnames, with wildcard subdomains
136 (?:.*?\#/)? # handle anchor (#/) redirect urls
137 (?: # the various things that can precede the ID:
138 (?:(?:v|embed|e)/) # v/ or embed/ or e/
139 |(?: # or the v= param in all its forms
140 (?:(?:watch|movie)(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
141 (?:\?|\#!?) # the params delimiter ? or # or #!
142 (?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx)
146 |youtu\.be/ # just youtu.be/xxxx
148 )? # all until now is optional -> you can pass the naked ID
149 ([0-9A-Za-z_-]{11}) # here is it! the YouTube video ID
150 (?(1).+)? # if we found the ID, everything can follow
152 _NEXT_URL_RE
= r
'[\?&]next_url=([^&]+)'
154 '5': {'ext': 'flv', 'width': 400, 'height': 240}
,
155 '6': {'ext': 'flv', 'width': 450, 'height': 270}
,
156 '13': {'ext': '3gp'}
,
157 '17': {'ext': '3gp', 'width': 176, 'height': 144}
,
158 '18': {'ext': 'mp4', 'width': 640, 'height': 360}
,
159 '22': {'ext': 'mp4', 'width': 1280, 'height': 720}
,
160 '34': {'ext': 'flv', 'width': 640, 'height': 360}
,
161 '35': {'ext': 'flv', 'width': 854, 'height': 480}
,
162 '36': {'ext': '3gp', 'width': 320, 'height': 240}
,
163 '37': {'ext': 'mp4', 'width': 1920, 'height': 1080}
,
164 '38': {'ext': 'mp4', 'width': 4096, 'height': 3072}
,
165 '43': {'ext': 'webm', 'width': 640, 'height': 360}
,
166 '44': {'ext': 'webm', 'width': 854, 'height': 480}
,
167 '45': {'ext': 'webm', 'width': 1280, 'height': 720}
,
168 '46': {'ext': 'webm', 'width': 1920, 'height': 1080}
,
172 '82': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20}
,
173 '83': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20}
,
174 '84': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20}
,
175 '85': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': '3D', 'preference': -20}
,
176 '100': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20}
,
177 '101': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20}
,
178 '102': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20}
,
180 # Apple HTTP Live Streaming
181 '92': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10}
,
182 '93': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'HLS', 'preference': -10}
,
183 '94': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'HLS', 'preference': -10}
,
184 '95': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'HLS', 'preference': -10}
,
185 '96': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'HLS', 'preference': -10}
,
186 '132': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10}
,
187 '151': {'ext': 'mp4', 'height': 72, 'resolution': '72p', 'format_note': 'HLS', 'preference': -10}
,
190 '133': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'DASH video', 'preference': -40}
,
191 '134': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'DASH video', 'preference': -40}
,
192 '135': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'DASH video', 'preference': -40}
,
193 '136': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'DASH video', 'preference': -40}
,
194 '137': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40}
,
195 '138': {'ext': 'mp4', 'height': 1081, 'resolution': '>1080p', 'format_note': 'DASH video', 'preference': -40}
,
196 '160': {'ext': 'mp4', 'height': 192, 'resolution': '192p', 'format_note': 'DASH video', 'preference': -40}
,
197 '264': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40}
,
200 '139': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 48, 'preference': -50}
,
201 '140': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 128, 'preference': -50}
,
202 '141': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 256, 'preference': -50}
,
205 '242': {'ext': 'webm', 'height': 240, 'resolution': '240p', 'format_note': 'DASH webm', 'preference': -40}
,
206 '243': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': 'DASH webm', 'preference': -40}
,
207 '244': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}
,
208 '245': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}
,
209 '246': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}
,
210 '247': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': 'DASH webm', 'preference': -40}
,
211 '248': {'ext': 'webm', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH webm', 'preference': -40}
,
214 '171': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 48, 'preference': -50}
,
215 '172': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 256, 'preference': -50}
,
218 '_rtmp': {'protocol': 'rtmp'}
,
224 u
"url": u
"http://www.youtube.com/watch?v=BaW_jenozKc",
225 u
"file": u
"BaW_jenozKc.mp4",
227 u
"title": u
"youtube-dl test video \"'/\\ä↭𝕐",
228 u
"uploader": u
"Philipp Hagemeister",
229 u
"uploader_id": u
"phihag",
230 u
"upload_date": u
"20121002",
231 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 ."
235 u
"url": u
"http://www.youtube.com/watch?v=UxxajLWwzqY",
236 u
"file": u
"UxxajLWwzqY.mp4",
237 u
"note": u
"Test generic use_cipher_signature video (#897)",
239 u
"upload_date": u
"20120506",
240 u
"title": u
"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]",
241 u
"description": u
"md5:5b292926389560516e384ac437c0ec07",
242 u
"uploader": u
"Icona Pop",
243 u
"uploader_id": u
"IconaPop"
247 u
"url": u
"https://www.youtube.com/watch?v=07FYdnEawAQ",
248 u
"file": u
"07FYdnEawAQ.mp4",
249 u
"note": u
"Test VEVO video with age protection (#956)",
251 u
"upload_date": u
"20130703",
252 u
"title": u
"Justin Timberlake - Tunnel Vision (Explicit)",
253 u
"description": u
"md5:64249768eec3bc4276236606ea996373",
254 u
"uploader": u
"justintimberlakeVEVO",
255 u
"uploader_id": u
"justintimberlakeVEVO"
259 u
"url": u
"//www.YouTube.com/watch?v=yZIXLfi8CZQ",
260 u
"file": u
"yZIXLfi8CZQ.mp4",
261 u
"note": u
"Embed-only video (#1746)",
263 u
"upload_date": u
"20120608",
264 u
"title": u
"Principal Sexually Assaults A Teacher - Episode 117 - 8th June 2012",
265 u
"description": u
"md5:09b78bd971f1e3e289601dfba15ca4f7",
266 u
"uploader": u
"SET India",
267 u
"uploader_id": u
"setindia"
274 def suitable(cls
, url
):
275 """Receives a URL and returns True if suitable for this IE."""
276 if YoutubePlaylistIE
.suitable(url
): return False
277 return re
.match(cls
._VALID
_URL
, url
) is not None
279 def __init__(self
, *args
, **kwargs
):
280 super(YoutubeIE
, self
).__init
__(*args
, **kwargs
)
281 self
._player
_cache
= {}
283 def report_video_info_webpage_download(self
, video_id
):
284 """Report attempt to download video info webpage."""
285 self
.to_screen(u
'%s: Downloading video info webpage' % video_id
)
287 def report_information_extraction(self
, video_id
):
288 """Report attempt to extract video information."""
289 self
.to_screen(u
'%s: Extracting video information' % video_id
)
291 def report_unavailable_format(self
, video_id
, format
):
292 """Report extracted video URL."""
293 self
.to_screen(u
'%s: Format %s not available' % (video_id
, format
))
295 def report_rtmp_download(self
):
296 """Indicate the download will use the RTMP protocol."""
297 self
.to_screen(u
'RTMP download detected')
299 def _extract_signature_function(self
, video_id
, player_url
, slen
):
300 id_m
= re
.match(r
'.*-(?P<id>[a-zA-Z0-9_-]+)\.(?P<ext>[a-z]+)$',
302 player_type
= id_m
.group('ext')
303 player_id
= id_m
.group('id')
305 # Read from filesystem cache
306 func_id
= '%s_%s_%d' % (player_type
, player_id
, slen
)
307 assert os
.path
.basename(func_id
) == func_id
308 cache_dir
= get_cachedir(self
._downloader
.params
)
310 cache_enabled
= cache_dir
is not None
312 cache_fn
= os
.path
.join(os
.path
.expanduser(cache_dir
),
316 with io
.open(cache_fn
, 'r', encoding
='utf-8') as cachef
:
317 cache_spec
= json
.load(cachef
)
318 return lambda s
: u
''.join(s
[i
] for i
in cache_spec
)
320 pass # No cache available
322 if player_type
== 'js':
323 code
= self
._download
_webpage
(
324 player_url
, video_id
,
325 note
=u
'Downloading %s player %s' % (player_type
, player_id
),
326 errnote
=u
'Download of %s failed' % player_url
)
327 res
= self
._parse
_sig
_js
(code
)
328 elif player_type
== 'swf':
329 urlh
= self
._request
_webpage
(
330 player_url
, video_id
,
331 note
=u
'Downloading %s player %s' % (player_type
, player_id
),
332 errnote
=u
'Download of %s failed' % player_url
)
334 res
= self
._parse
_sig
_swf
(code
)
336 assert False, 'Invalid player type %r' % player_type
340 test_string
= u
''.join(map(compat_chr
, range(slen
)))
341 cache_res
= res(test_string
)
342 cache_spec
= [ord(c
) for c
in cache_res
]
344 os
.makedirs(os
.path
.dirname(cache_fn
))
345 except OSError as ose
:
346 if ose
.errno
!= errno
.EEXIST
:
348 write_json_file(cache_spec
, cache_fn
)
350 tb
= traceback
.format_exc()
351 self
._downloader
.report_warning(
352 u
'Writing cache to %r failed: %s' % (cache_fn
, tb
))
356 def _print_sig_code(self
, func
, slen
):
357 def gen_sig_code(idxs
):
358 def _genslice(start
, end
, step
):
359 starts
= u
'' if start
== 0 else str(start
)
360 ends
= (u
':%d' % (end
+step
)) if end
+ step
>= 0 else u
':'
361 steps
= u
'' if step
== 1 else (u
':%d' % step
)
362 return u
's[%s%s%s]' % (starts
, ends
, steps
)
365 start
= '(Never used)' # Quelch pyflakes warnings - start will be
366 # set as soon as step is set
367 for i
, prev
in zip(idxs
[1:], idxs
[:-1]):
371 yield _genslice(start
, prev
, step
)
374 if i
- prev
in [-1, 1]:
379 yield u
's[%d]' % prev
383 yield _genslice(start
, i
, step
)
385 test_string
= u
''.join(map(compat_chr
, range(slen
)))
386 cache_res
= func(test_string
)
387 cache_spec
= [ord(c
) for c
in cache_res
]
388 expr_code
= u
' + '.join(gen_sig_code(cache_spec
))
389 code
= u
'if len(s) == %d:\n return %s\n' % (slen
, expr_code
)
390 self
.to_screen(u
'Extracted signature function:\n' + code
)
392 def _parse_sig_js(self
, jscode
):
393 funcname
= self
._search
_regex
(
394 r
'signature=([a-zA-Z]+)', jscode
,
395 u
'Initial JS player signature function name')
400 return string
.lowercase
.index(varname
)
402 def interpret_statement(stmt
, local_vars
, allow_recursion
=20):
403 if allow_recursion
< 0:
404 raise ExtractorError(u
'Recursion limit reached')
406 if stmt
.startswith(u
'var '):
407 stmt
= stmt
[len(u
'var '):]
408 ass_m
= re
.match(r
'^(?P<out>[a-z]+)(?:\[(?P<index>[^\]]+)\])?' +
409 r
'=(?P<expr>.*)$', stmt
)
411 if ass_m
.groupdict().get('index'):
413 lvar
= local_vars
[ass_m
.group('out')]
414 idx
= interpret_expression(ass_m
.group('index'),
415 local_vars
, allow_recursion
)
416 assert isinstance(idx
, int)
419 expr
= ass_m
.group('expr')
422 local_vars
[ass_m
.group('out')] = val
424 expr
= ass_m
.group('expr')
425 elif stmt
.startswith(u
'return '):
427 expr
= stmt
[len(u
'return '):]
429 raise ExtractorError(
430 u
'Cannot determine left side of statement in %r' % stmt
)
432 v
= interpret_expression(expr
, local_vars
, allow_recursion
)
435 def interpret_expression(expr
, local_vars
, allow_recursion
):
440 return local_vars
[expr
]
442 m
= re
.match(r
'^(?P<in>[a-z]+)\.(?P<member>.*)$', expr
)
444 member
= m
.group('member')
445 val
= local_vars
[m
.group('in')]
446 if member
== 'split("")':
448 if member
== 'join("")':
450 if member
== 'length':
452 if member
== 'reverse()':
454 slice_m
= re
.match(r
'slice\((?P<idx>.*)\)', member
)
456 idx
= interpret_expression(
457 slice_m
.group('idx'), local_vars
, allow_recursion
-1)
461 r
'^(?P<in>[a-z]+)\[(?P<idx>.+)\]$', expr
)
463 val
= local_vars
[m
.group('in')]
464 idx
= interpret_expression(m
.group('idx'), local_vars
,
468 m
= re
.match(r
'^(?P<a>.+?)(?P<op>[%])(?P<b>.+?)$', expr
)
470 a
= interpret_expression(m
.group('a'),
471 local_vars
, allow_recursion
)
472 b
= interpret_expression(m
.group('b'),
473 local_vars
, allow_recursion
)
477 r
'^(?P<func>[a-zA-Z]+)\((?P<args>[a-z0-9,]+)\)$', expr
)
479 fname
= m
.group('func')
480 if fname
not in functions
:
481 functions
[fname
] = extract_function(fname
)
482 argvals
= [int(v
) if v
.isdigit() else local_vars
[v
]
483 for v
in m
.group('args').split(',')]
484 return functions
[fname
](argvals
)
485 raise ExtractorError(u
'Unsupported JS expression %r' % expr
)
487 def extract_function(funcname
):
489 r
'function ' + re
.escape(funcname
) +
490 r
'\((?P<args>[a-z,]+)\){(?P<code>[^}]+)}',
492 argnames
= func_m
.group('args').split(',')
495 local_vars
= dict(zip(argnames
, args
))
496 for stmt
in func_m
.group('code').split(';'):
497 res
= interpret_statement(stmt
, local_vars
)
501 initial_function
= extract_function(funcname
)
502 return lambda s
: initial_function([s
])
504 def _parse_sig_swf(self
, file_contents
):
505 if file_contents
[1:3] != b
'WS':
506 raise ExtractorError(
507 u
'Not an SWF file; header is %r' % file_contents
[:3])
508 if file_contents
[:1] == b
'C':
509 content
= zlib
.decompress(file_contents
[8:])
511 raise NotImplementedError(u
'Unsupported compression format %r' %
514 def extract_tags(content
):
516 while pos
< len(content
):
517 header16
= struct
.unpack('<H', content
[pos
:pos
+2])[0]
519 tag_code
= header16
>> 6
520 tag_len
= header16
& 0x3f
522 tag_len
= struct
.unpack('<I', content
[pos
:pos
+4])[0]
524 assert pos
+tag_len
<= len(content
)
525 yield (tag_code
, content
[pos
:pos
+tag_len
])
529 for tag_code
, tag
in extract_tags(content
)
531 p
= code_tag
.index(b
'\0', 4) + 1
532 code_reader
= io
.BytesIO(code_tag
[p
:])
534 # Parse ABC (AVM2 ByteCode)
535 def read_int(reader
=None):
543 b
= struct
.unpack('<B', buf
)[0]
544 res
= res |
((b
& 0x7f) << shift
)
550 def u30(reader
=None):
551 res
= read_int(reader
)
552 assert res
& 0xf0000000 == 0
556 def s32(reader
=None):
558 if v
& 0x80000000 != 0:
559 v
= - ((v ^
0xffffffff) + 1)
562 def read_string(reader
=None):
566 resb
= reader
.read(slen
)
567 assert len(resb
) == slen
568 return resb
.decode('utf-8')
570 def read_bytes(count
, reader
=None):
573 resb
= reader
.read(count
)
574 assert len(resb
) == count
577 def read_byte(reader
=None):
578 resb
= read_bytes(1, reader
=reader
)
579 res
= struct
.unpack('<B', resb
)[0]
582 # minor_version + major_version
587 for _c
in range(1, int_count
):
590 for _c
in range(1, uint_count
):
593 read_bytes((double_count
-1) * 8)
595 constant_strings
= [u
'']
596 for _c
in range(1, string_count
):
598 constant_strings
.append(s
)
599 namespace_count
= u30()
600 for _c
in range(1, namespace_count
):
604 for _c
in range(1, ns_set_count
):
606 for _c2
in range(count
):
608 multiname_count
= u30()
617 0x0e: 2, # MultinameA
618 0x1b: 1, # MultinameL
619 0x1c: 1, # MultinameLA
622 for _c
in range(1, multiname_count
):
624 assert kind
in MULTINAME_SIZES
, u
'Invalid multiname kind %r' % kind
626 u30() # namespace_idx
628 multinames
.append(constant_strings
[name_idx
])
630 multinames
.append('[MULTINAME kind: %d]' % kind
)
631 for _c2
in range(MULTINAME_SIZES
[kind
]):
636 MethodInfo
= collections
.namedtuple(
638 ['NEED_ARGUMENTS', 'NEED_REST'])
640 for method_id
in range(method_count
):
643 for _
in range(param_count
):
645 u30() # name index (always 0 for youtube)
647 if flags
& 0x08 != 0:
650 for c
in range(option_count
):
653 if flags
& 0x80 != 0:
654 # Param names present
655 for _
in range(param_count
):
657 mi
= MethodInfo(flags
& 0x01 != 0, flags
& 0x04 != 0)
658 method_infos
.append(mi
)
661 metadata_count
= u30()
662 for _c
in range(metadata_count
):
665 for _c2
in range(item_count
):
669 def parse_traits_info():
670 trait_name_idx
= u30()
671 kind_full
= read_byte()
672 kind
= kind_full
& 0x0f
673 attrs
= kind_full
>> 4
675 if kind
in [0x00, 0x06]: # Slot or Const
677 u30() # type_name_idx
681 elif kind
in [0x01, 0x02, 0x03]: # Method / Getter / Setter
684 methods
[multinames
[trait_name_idx
]] = method_idx
685 elif kind
== 0x04: # Class
688 elif kind
== 0x05: # Function
691 methods
[function_idx
] = multinames
[trait_name_idx
]
693 raise ExtractorError(u
'Unsupported trait kind %d' % kind
)
695 if attrs
& 0x4 != 0: # Metadata present
696 metadata_count
= u30()
697 for _c3
in range(metadata_count
):
698 u30() # metadata index
703 TARGET_CLASSNAME
= u
'SignatureDecipher'
704 searched_idx
= multinames
.index(TARGET_CLASSNAME
)
705 searched_class_id
= None
707 for class_id
in range(class_count
):
709 if name_idx
== searched_idx
:
710 # We found the class we're looking for!
711 searched_class_id
= class_id
712 u30() # super_name idx
714 if flags
& 0x08 != 0: # Protected namespace is present
715 u30() # protected_ns_idx
717 for _c2
in range(intrf_count
):
721 for _c2
in range(trait_count
):
724 if searched_class_id
is None:
725 raise ExtractorError(u
'Target class %r not found' %
730 for class_id
in range(class_count
):
733 for _c2
in range(trait_count
):
734 trait_methods
= parse_traits_info()
735 if class_id
== searched_class_id
:
736 method_names
.update(trait_methods
.items())
737 method_idxs
.update(dict(
739 for name
, idx
in trait_methods
.items()))
743 for _c
in range(script_count
):
746 for _c2
in range(trait_count
):
750 method_body_count
= u30()
751 Method
= collections
.namedtuple('Method', ['code', 'local_count'])
753 for _c
in range(method_body_count
):
757 u30() # init_scope_depth
758 u30() # max_scope_depth
760 code
= read_bytes(code_length
)
761 if method_idx
in method_idxs
:
762 m
= Method(code
, local_count
)
763 methods
[method_idxs
[method_idx
]] = m
764 exception_count
= u30()
765 for _c2
in range(exception_count
):
772 for _c2
in range(trait_count
):
775 assert p
+ code_reader
.tell() == len(code_tag
)
776 assert len(methods
) == len(method_idxs
)
778 method_pyfunctions
= {}
780 def extract_function(func_name
):
781 if func_name
in method_pyfunctions
:
782 return method_pyfunctions
[func_name
]
783 if func_name
not in methods
:
784 raise ExtractorError(u
'Cannot find function %r' % func_name
)
785 m
= methods
[func_name
]
788 registers
= ['(this)'] + list(args
) + [None] * m
.local_count
790 coder
= io
.BytesIO(m
.code
)
792 opcode
= struct
.unpack('!B', coder
.read(1))[0]
793 if opcode
== 36: # pushbyte
794 v
= struct
.unpack('!B', coder
.read(1))[0]
796 elif opcode
== 44: # pushstring
798 stack
.append(constant_strings
[idx
])
799 elif opcode
== 48: # pushscope
800 # We don't implement the scope register, so we'll just
801 # ignore the popped value
803 elif opcode
== 70: # callproperty
805 mname
= multinames
[index
]
806 arg_count
= u30(coder
)
807 args
= list(reversed(
808 [stack
.pop() for _
in range(arg_count
)]))
810 if mname
== u
'split':
811 assert len(args
) == 1
812 assert isinstance(args
[0], compat_str
)
813 assert isinstance(obj
, compat_str
)
817 res
= obj
.split(args
[0])
819 elif mname
== u
'slice':
820 assert len(args
) == 1
821 assert isinstance(args
[0], int)
822 assert isinstance(obj
, list)
825 elif mname
== u
'join':
826 assert len(args
) == 1
827 assert isinstance(args
[0], compat_str
)
828 assert isinstance(obj
, list)
829 res
= args
[0].join(obj
)
831 elif mname
in method_pyfunctions
:
832 stack
.append(method_pyfunctions
[mname
](args
))
834 raise NotImplementedError(
835 u
'Unsupported property %r on %r'
837 elif opcode
== 72: # returnvalue
840 elif opcode
== 79: # callpropvoid
842 mname
= multinames
[index
]
843 arg_count
= u30(coder
)
844 args
= list(reversed(
845 [stack
.pop() for _
in range(arg_count
)]))
847 if mname
== u
'reverse':
848 assert isinstance(obj
, list)
851 raise NotImplementedError(
852 u
'Unsupported (void) property %r on %r'
854 elif opcode
== 93: # findpropstrict
856 mname
= multinames
[index
]
857 res
= extract_function(mname
)
859 elif opcode
== 97: # setproperty
864 assert isinstance(obj
, list)
865 assert isinstance(idx
, int)
867 elif opcode
== 98: # getlocal
869 stack
.append(registers
[index
])
870 elif opcode
== 99: # setlocal
873 registers
[index
] = value
874 elif opcode
== 102: # getproperty
876 pname
= multinames
[index
]
877 if pname
== u
'length':
879 assert isinstance(obj
, list)
880 stack
.append(len(obj
))
881 else: # Assume attribute access
883 assert isinstance(idx
, int)
885 assert isinstance(obj
, list)
886 stack
.append(obj
[idx
])
887 elif opcode
== 128: # coerce
889 elif opcode
== 133: # coerce_s
890 assert isinstance(stack
[-1], (type(None), compat_str
))
891 elif opcode
== 164: # modulo
894 res
= value1
% value2
896 elif opcode
== 208: # getlocal_0
897 stack
.append(registers
[0])
898 elif opcode
== 209: # getlocal_1
899 stack
.append(registers
[1])
900 elif opcode
== 210: # getlocal_2
901 stack
.append(registers
[2])
902 elif opcode
== 211: # getlocal_3
903 stack
.append(registers
[3])
904 elif opcode
== 214: # setlocal_2
905 registers
[2] = stack
.pop()
906 elif opcode
== 215: # setlocal_3
907 registers
[3] = stack
.pop()
909 raise NotImplementedError(
910 u
'Unsupported opcode %d' % opcode
)
912 method_pyfunctions
[func_name
] = resfunc
915 initial_function
= extract_function(u
'decipher')
916 return lambda s
: initial_function([s
])
918 def _decrypt_signature(self
, s
, video_id
, player_url
, age_gate
=False):
919 """Turn the encrypted s field into a working signature"""
921 if player_url
is not None:
922 if player_url
.startswith(u
'//'):
923 player_url
= u
'https:' + player_url
925 player_id
= (player_url
, len(s
))
926 if player_id
not in self
._player
_cache
:
927 func
= self
._extract
_signature
_function
(
928 video_id
, player_url
, len(s
)
930 self
._player
_cache
[player_id
] = func
931 func
= self
._player
_cache
[player_id
]
932 if self
._downloader
.params
.get('youtube_print_sig_code'):
933 self
._print
_sig
_code
(func
, len(s
))
936 tb
= traceback
.format_exc()
937 self
._downloader
.report_warning(
938 u
'Automatic signature extraction failed: ' + tb
)
940 self
._downloader
.report_warning(
941 u
'Warning: Falling back to static signature algorithm')
943 return self
._static
_decrypt
_signature
(
944 s
, video_id
, player_url
, age_gate
)
946 def _static_decrypt_signature(self
, s
, video_id
, player_url
, age_gate
):
948 # The videos with age protection use another player, so the
949 # algorithms can be different.
951 return s
[2:63] + s
[82] + s
[64:82] + s
[63]
954 return s
[86:29:-1] + s
[88] + s
[28:5:-1]
956 return s
[25] + s
[3:25] + s
[0] + s
[26:42] + s
[79] + s
[43:79] + s
[91] + s
[80:83]
958 return s
[84:27:-1] + s
[86] + s
[26:5:-1]
960 return s
[25] + s
[3:25] + s
[2] + s
[26:40] + s
[77] + s
[41:77] + s
[89] + s
[78:81]
962 return s
[84:78:-1] + s
[87] + s
[77:60:-1] + s
[0] + s
[59:3:-1]
964 return s
[7:28] + s
[87] + s
[29:45] + s
[55] + s
[46:55] + s
[2] + s
[56:87] + s
[28]
966 return s
[6:27] + s
[4] + s
[28:39] + s
[27] + s
[40:59] + s
[2] + s
[60:]
968 return s
[80:72:-1] + s
[16] + s
[71:39:-1] + s
[72] + s
[38:16:-1] + s
[82] + s
[15::-1]
970 return s
[3:11] + s
[0] + s
[12:55] + s
[84] + s
[56:84]
972 return s
[78:70:-1] + s
[14] + s
[69:37:-1] + s
[70] + s
[36:14:-1] + s
[80] + s
[:14][::-1]
974 return s
[80:63:-1] + s
[0] + s
[62:0:-1] + s
[63]
976 return s
[80:37:-1] + s
[7] + s
[36:7:-1] + s
[0] + s
[6:0:-1] + s
[37]
978 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]
980 return s
[1:19] + s
[0] + s
[20:68] + s
[19] + s
[69:80]
982 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]
985 raise ExtractorError(u
'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s
)))
987 def _get_available_subtitles(self
, video_id
, webpage
):
989 sub_list
= self
._download
_webpage
(
990 'http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id
,
991 video_id
, note
=False)
992 except ExtractorError
as err
:
993 self
._downloader
.report_warning(u
'unable to download video subtitles: %s' % compat_str(err
))
995 lang_list
= re
.findall(r
'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list
)
1000 params
= compat_urllib_parse
.urlencode({
1003 'fmt': self
._downloader
.params
.get('subtitlesformat', 'srt'),
1004 'name': unescapeHTML(l
[0]).encode('utf-8'),
1006 url
= u
'http://www.youtube.com/api/timedtext?' + params
1007 sub_lang_list
[lang
] = url
1008 if not sub_lang_list
:
1009 self
._downloader
.report_warning(u
'video doesn\'t have subtitles')
1011 return sub_lang_list
1013 def _get_available_automatic_caption(self
, video_id
, webpage
):
1014 """We need the webpage for getting the captions url, pass it as an
1015 argument to speed up the process."""
1016 sub_format
= self
._downloader
.params
.get('subtitlesformat', 'srt')
1017 self
.to_screen(u
'%s: Looking for automatic captions' % video_id
)
1018 mobj
= re
.search(r
';ytplayer.config = ({.*?});', webpage
)
1019 err_msg
= u
'Couldn\'t find automatic captions for %s' % video_id
1021 self
._downloader
.report_warning(err_msg
)
1023 player_config
= json
.loads(mobj
.group(1))
1025 args
= player_config
[u
'args']
1026 caption_url
= args
[u
'ttsurl']
1027 timestamp
= args
[u
'timestamp']
1028 # We get the available subtitles
1029 list_params
= compat_urllib_parse
.urlencode({
1034 list_url
= caption_url
+ '&' + list_params
1035 caption_list
= self
._download
_xml
(list_url
, video_id
)
1036 original_lang_node
= caption_list
.find('track')
1037 if original_lang_node
is None or original_lang_node
.attrib
.get('kind') != 'asr' :
1038 self
._downloader
.report_warning(u
'Video doesn\'t have automatic captions')
1040 original_lang
= original_lang_node
.attrib
['lang_code']
1043 for lang_node
in caption_list
.findall('target'):
1044 sub_lang
= lang_node
.attrib
['lang_code']
1045 params
= compat_urllib_parse
.urlencode({
1046 'lang': original_lang
,
1052 sub_lang_list
[sub_lang
] = caption_url
+ '&' + params
1053 return sub_lang_list
1054 # An extractor error can be raise by the download process if there are
1055 # no automatic captions but there are subtitles
1056 except (KeyError, ExtractorError
):
1057 self
._downloader
.report_warning(err_msg
)
1060 def _extract_id(self
, url
):
1061 mobj
= re
.match(self
._VALID
_URL
, url
, re
.VERBOSE
)
1063 raise ExtractorError(u
'Invalid URL: %s' % url
)
1064 video_id
= mobj
.group(2)
1067 def _get_video_url_list(self
, url_map
):
1069 Transform a dictionary in the format {itag:url} to a list of (itag, url)
1070 with the requested formats.
1072 existing_formats
= [x
for x
in self
._formats
if x
in url_map
]
1073 if len(existing_formats
) == 0:
1074 raise ExtractorError(u
'no known formats available for video')
1075 video_url_list
= [(f
, url_map
[f
]) for f
in existing_formats
] # All formats
1076 video_url_list
.reverse() # order worst to best
1077 return video_url_list
1079 def _extract_from_m3u8(self
, manifest_url
, video_id
):
1081 def _get_urls(_manifest
):
1082 lines
= _manifest
.split('\n')
1083 urls
= filter(lambda l
: l
and not l
.startswith('#'),
1086 manifest
= self
._download
_webpage
(manifest_url
, video_id
, u
'Downloading formats manifest')
1087 formats_urls
= _get_urls(manifest
)
1088 for format_url
in formats_urls
:
1089 itag
= self
._search
_regex
(r
'itag/(\d+?)/', format_url
, 'itag')
1090 url_map
[itag
] = format_url
1093 def _extract_annotations(self
, video_id
):
1094 url
= 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id
1095 return self
._download
_webpage
(url
, video_id
, note
=u
'Searching for annotations.', errnote
=u
'Unable to download video annotations.')
1097 def _real_extract(self
, url
):
1098 # Extract original video URL from URL with redirection, like age verification, using next_url parameter
1099 mobj
= re
.search(self
._NEXT
_URL
_RE
, url
)
1101 url
= 'https://www.youtube.com/' + compat_urllib_parse
.unquote(mobj
.group(1)).lstrip('/')
1102 video_id
= self
._extract
_id
(url
)
1105 url
= 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id
1106 video_webpage
= self
._download
_webpage
(url
, video_id
)
1108 # Attempt to extract SWF player URL
1109 mobj
= re
.search(r
'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage
)
1110 if mobj
is not None:
1111 player_url
= re
.sub(r
'\\(.)', r
'\1', mobj
.group(1))
1116 self
.report_video_info_webpage_download(video_id
)
1117 if re
.search(r
'player-age-gate-content">', video_webpage
) is not None:
1118 self
.report_age_confirmation()
1120 # We simulate the access to the video from www.youtube.com/v/{video_id}
1121 # this can be viewed without login into Youtube
1122 data
= compat_urllib_parse
.urlencode({'video_id': video_id
,
1123 'el': 'player_embedded',
1126 'eurl': 'https://youtube.googleapis.com/v/' + video_id
,
1130 video_info_url
= 'https://www.youtube.com/get_video_info?' + data
1131 video_info_webpage
= self
._download
_webpage
(video_info_url
, video_id
,
1133 errnote
='unable to download video info webpage')
1134 video_info
= compat_parse_qs(video_info_webpage
)
1137 for el_type
in ['&el=embedded', '&el=detailpage', '&el=vevo', '']:
1138 video_info_url
= ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en'
1139 % (video_id
, el_type
))
1140 video_info_webpage
= self
._download
_webpage
(video_info_url
, video_id
,
1142 errnote
='unable to download video info webpage')
1143 video_info
= compat_parse_qs(video_info_webpage
)
1144 if 'token' in video_info
:
1146 if 'token' not in video_info
:
1147 if 'reason' in video_info
:
1148 raise ExtractorError(u
'YouTube said: %s' % video_info
['reason'][0], expected
=True)
1150 raise ExtractorError(u
'"token" parameter not in video info for unknown reason')
1152 if 'view_count' in video_info
:
1153 view_count
= int(video_info
['view_count'][0])
1157 # Check for "rental" videos
1158 if 'ypc_video_rental_bar_text' in video_info
and 'author' not in video_info
:
1159 raise ExtractorError(u
'"rental" videos not supported')
1161 # Start extracting information
1162 self
.report_information_extraction(video_id
)
1165 if 'author' not in video_info
:
1166 raise ExtractorError(u
'Unable to extract uploader name')
1167 video_uploader
= compat_urllib_parse
.unquote_plus(video_info
['author'][0])
1170 video_uploader_id
= None
1171 mobj
= re
.search(r
'<link itemprop="url" href="http://www.youtube.com/(?:user|channel)/([^"]+)">', video_webpage
)
1172 if mobj
is not None:
1173 video_uploader_id
= mobj
.group(1)
1175 self
._downloader
.report_warning(u
'unable to extract uploader nickname')
1178 if 'title' in video_info
:
1179 video_title
= compat_urllib_parse
.unquote_plus(video_info
['title'][0])
1181 self
._downloader
.report_warning(u
'Unable to extract video title')
1185 # We try first to get a high quality image:
1186 m_thumb
= re
.search(r
'<span itemprop="thumbnail".*?href="(.*?)">',
1187 video_webpage
, re
.DOTALL
)
1188 if m_thumb
is not None:
1189 video_thumbnail
= m_thumb
.group(1)
1190 elif 'thumbnail_url' not in video_info
:
1191 self
._downloader
.report_warning(u
'unable to extract video thumbnail')
1192 video_thumbnail
= None
1193 else: # don't panic if we can't find it
1194 video_thumbnail
= compat_urllib_parse
.unquote_plus(video_info
['thumbnail_url'][0])
1198 mobj
= re
.search(r
'id="eow-date.*?>(.*?)</span>', video_webpage
, re
.DOTALL
)
1199 if mobj
is not None:
1200 upload_date
= ' '.join(re
.sub(r
'[/,-]', r
' ', mobj
.group(1)).split())
1201 upload_date
= unified_strdate(upload_date
)
1204 video_description
= get_element_by_id("eow-description", video_webpage
)
1205 if video_description
:
1206 video_description
= re
.sub(r
'''(?x)
1208 (?:[a-zA-Z-]+="[^"]+"\s+)*?
1210 (?:[a-zA-Z-]+="[^"]+"\s+)*?
1211 class="yt-uix-redirect-link"\s*>
1214 ''', r
'\1', video_description
)
1215 video_description
= clean_html(video_description
)
1217 fd_mobj
= re
.search(r
'<meta name="description" content="([^"]+)"', video_webpage
)
1219 video_description
= unescapeHTML(fd_mobj
.group(1))
1221 video_description
= u
''
1223 def _extract_count(klass
):
1224 count
= self
._search
_regex
(
1225 r
'class="%s">([\d,]+)</span>' % re
.escape(klass
),
1226 video_webpage
, klass
, default
=None)
1227 if count
is not None:
1228 return int(count
.replace(',', ''))
1230 like_count
= _extract_count(u
'likes-count')
1231 dislike_count
= _extract_count(u
'dislikes-count')
1234 video_subtitles
= self
.extract_subtitles(video_id
, video_webpage
)
1236 if self
._downloader
.params
.get('listsubtitles', False):
1237 self
._list
_available
_subtitles
(video_id
, video_webpage
)
1240 if 'length_seconds' not in video_info
:
1241 self
._downloader
.report_warning(u
'unable to extract video duration')
1242 video_duration
= None
1244 video_duration
= int(compat_urllib_parse
.unquote_plus(video_info
['length_seconds'][0]))
1247 video_annotations
= None
1248 if self
._downloader
.params
.get('writeannotations', False):
1249 video_annotations
= self
._extract
_annotations
(video_id
)
1251 # Decide which formats to download
1254 mobj
= re
.search(r
';ytplayer.config = ({.*?});', video_webpage
)
1256 raise ValueError('Could not find vevo ID')
1257 info
= json
.loads(mobj
.group(1))
1259 # Easy way to know if the 's' value is in url_encoded_fmt_stream_map
1260 # this signatures are encrypted
1261 if 'url_encoded_fmt_stream_map' not in args
:
1262 raise ValueError(u
'No stream_map present') # caught below
1263 re_signature
= re
.compile(r
'[&,]s=')
1264 m_s
= re_signature
.search(args
['url_encoded_fmt_stream_map'])
1266 self
.to_screen(u
'%s: Encrypted signatures detected.' % video_id
)
1267 video_info
['url_encoded_fmt_stream_map'] = [args
['url_encoded_fmt_stream_map']]
1268 m_s
= re_signature
.search(args
.get('adaptive_fmts', u
''))
1270 if 'adaptive_fmts' in video_info
:
1271 video_info
['adaptive_fmts'][0] += ',' + args
['adaptive_fmts']
1273 video_info
['adaptive_fmts'] = [args
['adaptive_fmts']]
1277 if 'conn' in video_info
and video_info
['conn'][0].startswith('rtmp'):
1278 self
.report_rtmp_download()
1279 video_url_list
= [('_rtmp', video_info
['conn'][0])]
1280 elif len(video_info
.get('url_encoded_fmt_stream_map', [])) >= 1 or len(video_info
.get('adaptive_fmts', [])) >= 1:
1281 encoded_url_map
= video_info
.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info
.get('adaptive_fmts',[''])[0]
1282 if 'rtmpe%3Dyes' in encoded_url_map
:
1283 raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected
=True)
1285 for url_data_str
in encoded_url_map
.split(','):
1286 url_data
= compat_parse_qs(url_data_str
)
1287 if 'itag' in url_data
and 'url' in url_data
:
1288 url
= url_data
['url'][0]
1289 if 'sig' in url_data
:
1290 url
+= '&signature=' + url_data
['sig'][0]
1291 elif 's' in url_data
:
1292 encrypted_sig
= url_data
['s'][0]
1293 if self
._downloader
.params
.get('verbose'):
1295 if player_url
is None:
1296 player_version
= 'unknown'
1298 player_version
= self
._search
_regex
(
1299 r
'-(.+)\.swf$', player_url
,
1300 u
'flash player', fatal
=False)
1301 player_desc
= 'flash player %s' % player_version
1303 player_version
= self
._search
_regex
(
1304 r
'html5player-(.+?)\.js', video_webpage
,
1305 'html5 player', fatal
=False)
1306 player_desc
= u
'html5 player %s' % player_version
1308 parts_sizes
= u
'.'.join(compat_str(len(part
)) for part
in encrypted_sig
.split('.'))
1309 self
.to_screen(u
'encrypted signature length %d (%s), itag %s, %s' %
1310 (len(encrypted_sig
), parts_sizes
, url_data
['itag'][0], player_desc
))
1313 jsplayer_url_json
= self
._search
_regex
(
1314 r
'"assets":.+?"js":\s*("[^"]+")',
1315 video_webpage
, u
'JS player URL')
1316 player_url
= json
.loads(jsplayer_url_json
)
1318 signature
= self
._decrypt
_signature
(
1319 encrypted_sig
, video_id
, player_url
, age_gate
)
1320 url
+= '&signature=' + signature
1321 if 'ratebypass' not in url
:
1322 url
+= '&ratebypass=yes'
1323 url_map
[url_data
['itag'][0]] = url
1324 video_url_list
= self
._get
_video
_url
_list
(url_map
)
1325 elif video_info
.get('hlsvp'):
1326 manifest_url
= video_info
['hlsvp'][0]
1327 url_map
= self
._extract
_from
_m
3u8(manifest_url
, video_id
)
1328 video_url_list
= self
._get
_video
_url
_list
(url_map
)
1330 raise ExtractorError(u
'no conn, hlsvp or url_encoded_fmt_stream_map information found in video info')
1333 for itag
, video_real_url
in video_url_list
:
1336 'url': video_real_url
,
1337 'player_url': player_url
,
1339 dct
.update(self
._formats
[itag
])
1342 self
._sort
_formats
(formats
)
1346 'uploader': video_uploader
,
1347 'uploader_id': video_uploader_id
,
1348 'upload_date': upload_date
,
1349 'title': video_title
,
1350 'thumbnail': video_thumbnail
,
1351 'description': video_description
,
1352 'subtitles': video_subtitles
,
1353 'duration': video_duration
,
1354 'age_limit': 18 if age_gate
else 0,
1355 'annotations': video_annotations
,
1356 'webpage_url': 'https://www.youtube.com/watch?v=%s' % video_id
,
1357 'view_count': view_count
,
1358 'like_count': like_count
,
1359 'dislike_count': dislike_count
,
1363 class YoutubePlaylistIE(YoutubeBaseInfoExtractor
):
1364 IE_DESC
= u
'YouTube.com playlists'
1365 _VALID_URL
= r
"""(?:
1370 (?:course|view_play_list|my_playlists|artist|playlist|watch)
1371 \? (?:.*?&)*? (?:p|a|list)=
1374 ((?:PL|EC|UU|FL|RD)?[0-9A-Za-z-_]{10,})
1377 ((?:PL|EC|UU|FL|RD)[0-9A-Za-z-_]{10,})
1379 _TEMPLATE_URL
= 'https://www.youtube.com/playlist?list=%s&page=%s'
1380 _MORE_PAGES_INDICATOR
= r
'data-link-type="next"'
1381 _VIDEO_RE
= r
'href="/watch\?v=(?P<id>[0-9A-Za-z_-]{11})&[^"]*?index=(?P<index>\d+)'
1382 IE_NAME
= u
'youtube:playlist'
1385 def suitable(cls
, url
):
1386 """Receives a URL and returns True if suitable for this IE."""
1387 return re
.match(cls
._VALID
_URL
, url
, re
.VERBOSE
) is not None
1389 def _real_initialize(self
):
1392 def _ids_to_results(self
, ids
):
1393 return [self
.url_result(vid_id
, 'Youtube', video_id
=vid_id
)
1396 def _extract_mix(self
, playlist_id
):
1397 # The mixes are generated from a a single video
1398 # the id of the playlist is just 'RD' + video_id
1399 url
= 'https://youtube.com/watch?v=%s&list=%s' % (playlist_id
[-11:], playlist_id
)
1400 webpage
= self
._download
_webpage
(url
, playlist_id
, u
'Downloading Youtube mix')
1401 title_span
= (get_element_by_attribute('class', 'title long-title', webpage
) or
1402 get_element_by_attribute('class', 'title ', webpage
))
1403 title
= clean_html(title_span
)
1404 video_re
= r
'data-index="\d+".*?href="/watch\?v=([0-9A-Za-z_-]{11})&[^"]*?list=%s' % re
.escape(playlist_id
)
1405 ids
= orderedSet(re
.findall(video_re
, webpage
))
1406 url_results
= self
._ids
_to
_results
(ids
)
1408 return self
.playlist_result(url_results
, playlist_id
, title
)
1410 def _real_extract(self
, url
):
1411 # Extract playlist id
1412 mobj
= re
.match(self
._VALID
_URL
, url
, re
.VERBOSE
)
1414 raise ExtractorError(u
'Invalid URL: %s' % url
)
1415 playlist_id
= mobj
.group(1) or mobj
.group(2)
1417 # Check if it's a video-specific URL
1418 query_dict
= compat_urlparse
.parse_qs(compat_urlparse
.urlparse(url
).query
)
1419 if 'v' in query_dict
:
1420 video_id
= query_dict
['v'][0]
1421 if self
._downloader
.params
.get('noplaylist'):
1422 self
.to_screen(u
'Downloading just video %s because of --no-playlist' % video_id
)
1423 return self
.url_result(video_id
, 'Youtube', video_id
=video_id
)
1425 self
.to_screen(u
'Downloading playlist PL%s - add --no-playlist to just download video %s' % (playlist_id
, video_id
))
1427 if playlist_id
.startswith('RD'):
1428 # Mixes require a custom extraction process
1429 return self
._extract
_mix
(playlist_id
)
1430 if playlist_id
.startswith('TL'):
1431 raise ExtractorError(u
'For downloading YouTube.com top lists, use '
1432 u
'the "yttoplist" keyword, for example "youtube-dl \'yttoplist:music:Top Tracks\'"', expected
=True)
1434 # Extract the video ids from the playlist pages
1437 for page_num
in itertools
.count(1):
1438 url
= self
._TEMPLATE
_URL
% (playlist_id
, page_num
)
1439 page
= self
._download
_webpage
(url
, playlist_id
, u
'Downloading page #%s' % page_num
)
1440 matches
= re
.finditer(self
._VIDEO
_RE
, page
)
1441 # We remove the duplicates and the link with index 0
1442 # (it's not the first video of the playlist)
1443 new_ids
= orderedSet(m
.group('id') for m
in matches
if m
.group('index') != '0')
1446 if re
.search(self
._MORE
_PAGES
_INDICATOR
, page
) is None:
1449 playlist_title
= self
._og
_search
_title
(page
)
1451 url_results
= self
._ids
_to
_results
(ids
)
1452 return self
.playlist_result(url_results
, playlist_id
, playlist_title
)
1455 class YoutubeTopListIE(YoutubePlaylistIE
):
1456 IE_NAME
= u
'youtube:toplist'
1457 IE_DESC
= (u
'YouTube.com top lists, "yttoplist:{channel}:{list title}"'
1458 u
' (Example: "yttoplist:music:Top Tracks")')
1459 _VALID_URL
= r
'yttoplist:(?P<chann>.*?):(?P<title>.*?)$'
1461 def _real_extract(self
, url
):
1462 mobj
= re
.match(self
._VALID
_URL
, url
)
1463 channel
= mobj
.group('chann')
1464 title
= mobj
.group('title')
1465 query
= compat_urllib_parse
.urlencode({'title': title}
)
1466 playlist_re
= 'href="([^"]+?%s[^"]+?)"' % re
.escape(query
)
1467 channel_page
= self
._download
_webpage
('https://www.youtube.com/%s' % channel
, title
)
1468 link
= self
._html
_search
_regex
(playlist_re
, channel_page
, u
'list')
1469 url
= compat_urlparse
.urljoin('https://www.youtube.com/', link
)
1471 video_re
= r
'data-index="\d+".*?data-video-id="([0-9A-Za-z_-]{11})"'
1473 # sometimes the webpage doesn't contain the videos
1474 # retry until we get them
1475 for i
in itertools
.count(0):
1476 msg
= u
'Downloading Youtube mix'
1478 msg
+= ', retry #%d' % i
1479 webpage
= self
._download
_webpage
(url
, title
, msg
)
1480 ids
= orderedSet(re
.findall(video_re
, webpage
))
1483 url_results
= self
._ids
_to
_results
(ids
)
1484 return self
.playlist_result(url_results
, playlist_title
=title
)
1487 class YoutubeChannelIE(InfoExtractor
):
1488 IE_DESC
= u
'YouTube.com channels'
1489 _VALID_URL
= r
"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)"
1490 _MORE_PAGES_INDICATOR
= 'yt-uix-load-more'
1491 _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'
1492 IE_NAME
= u
'youtube:channel'
1494 def extract_videos_from_page(self
, page
):
1496 for mobj
in re
.finditer(r
'href="/watch\?v=([0-9A-Za-z_-]+)&?', page
):
1497 if mobj
.group(1) not in ids_in_page
:
1498 ids_in_page
.append(mobj
.group(1))
1501 def _real_extract(self
, url
):
1502 # Extract channel id
1503 mobj
= re
.match(self
._VALID
_URL
, url
)
1505 raise ExtractorError(u
'Invalid URL: %s' % url
)
1507 # Download channel page
1508 channel_id
= mobj
.group(1)
1510 url
= 'https://www.youtube.com/channel/%s/videos' % channel_id
1511 channel_page
= self
._download
_webpage
(url
, channel_id
)
1512 autogenerated
= re
.search(r
'''(?x)
1514 channel-header-autogenerated-label|
1515 yt-channel-title-autogenerated
1516 )[^"]*"''', channel_page
) is not None
1519 # The videos are contained in a single page
1520 # the ajax pages can't be used, they are empty
1521 video_ids
= self
.extract_videos_from_page(channel_page
)
1523 # Download all channel pages using the json-based channel_ajax query
1524 for pagenum
in itertools
.count(1):
1525 url
= self
._MORE
_PAGES
_URL
% (pagenum
, channel_id
)
1526 page
= self
._download
_webpage
(url
, channel_id
,
1527 u
'Downloading page #%s' % pagenum
)
1529 page
= json
.loads(page
)
1531 ids_in_page
= self
.extract_videos_from_page(page
['content_html'])
1532 video_ids
.extend(ids_in_page
)
1534 if self
._MORE
_PAGES
_INDICATOR
not in page
['load_more_widget_html']:
1537 self
._downloader
.to_screen(u
'[youtube] Channel %s: Found %i videos' % (channel_id
, len(video_ids
)))
1539 url_entries
= [self
.url_result(video_id
, 'Youtube', video_id
=video_id
)
1540 for video_id
in video_ids
]
1541 return self
.playlist_result(url_entries
, channel_id
)
1544 class YoutubeUserIE(InfoExtractor
):
1545 IE_DESC
= u
'YouTube.com user videos (URL or "ytuser" keyword)'
1546 _VALID_URL
= r
'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:user/)?(?!(?:attribution_link|watch)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)([A-Za-z0-9_-]+)'
1547 _TEMPLATE_URL
= 'http://gdata.youtube.com/feeds/api/users/%s'
1548 _GDATA_PAGE_SIZE
= 50
1549 _GDATA_URL
= 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d&alt=json'
1550 IE_NAME
= u
'youtube:user'
1553 def suitable(cls
, url
):
1554 # Don't return True if the url can be extracted with other youtube
1555 # extractor, the regex would is too permissive and it would match.
1556 other_ies
= iter(klass
for (name
, klass
) in globals().items() if name
.endswith('IE') and klass
is not cls
)
1557 if any(ie
.suitable(url
) for ie
in other_ies
): return False
1558 else: return super(YoutubeUserIE
, cls
).suitable(url
)
1560 def _real_extract(self
, url
):
1562 mobj
= re
.match(self
._VALID
_URL
, url
)
1564 raise ExtractorError(u
'Invalid URL: %s' % url
)
1566 username
= mobj
.group(1)
1568 # Download video ids using YouTube Data API. Result size per
1569 # query is limited (currently to 50 videos) so we need to query
1570 # page by page until there are no video ids - it means we got
1575 for pagenum
in itertools
.count(0):
1576 start_index
= pagenum
* self
._GDATA
_PAGE
_SIZE
+ 1
1578 gdata_url
= self
._GDATA
_URL
% (username
, self
._GDATA
_PAGE
_SIZE
, start_index
)
1579 page
= self
._download
_webpage
(gdata_url
, username
,
1580 u
'Downloading video ids from %d to %d' % (start_index
, start_index
+ self
._GDATA
_PAGE
_SIZE
))
1583 response
= json
.loads(page
)
1584 except ValueError as err
:
1585 raise ExtractorError(u
'Invalid JSON in API response: ' + compat_str(err
))
1586 if 'entry' not in response
['feed']:
1587 # Number of videos is a multiple of self._MAX_RESULTS
1590 # Extract video identifiers
1591 entries
= response
['feed']['entry']
1592 for entry
in entries
:
1593 title
= entry
['title']['$t']
1594 video_id
= entry
['id']['$t'].split('/')[-1]
1595 url_results
.append({
1598 'ie_key': 'Youtube',
1603 # A little optimization - if current page is not
1604 # "full", ie. does not contain PAGE_SIZE video ids then
1605 # we can assume that this page is the last one - there
1606 # are no more ids on further pages - no need to query
1609 if len(entries
) < self
._GDATA
_PAGE
_SIZE
:
1612 return self
.playlist_result(url_results
, playlist_title
=username
)
1615 class YoutubeSearchIE(SearchInfoExtractor
):
1616 IE_DESC
= u
'YouTube.com searches'
1617 _API_URL
= 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc'
1619 IE_NAME
= u
'youtube:search'
1620 _SEARCH_KEY
= 'ytsearch'
1622 def _get_n_results(self
, query
, n
):
1623 """Get a specified number of results for a query"""
1629 while (50 * pagenum
) < limit
:
1630 result_url
= self
._API
_URL
% (compat_urllib_parse
.quote_plus(query
), (50*pagenum
)+1)
1631 data_json
= self
._download
_webpage
(
1632 result_url
, video_id
=u
'query "%s"' % query
,
1633 note
=u
'Downloading page %s' % (pagenum
+ 1),
1634 errnote
=u
'Unable to download API page')
1635 data
= json
.loads(data_json
)
1636 api_response
= data
['data']
1638 if 'items' not in api_response
:
1639 raise ExtractorError(u
'[youtube] No video results')
1641 new_ids
= list(video
['id'] for video
in api_response
['items'])
1642 video_ids
+= new_ids
1644 limit
= min(n
, api_response
['totalItems'])
1647 if len(video_ids
) > n
:
1648 video_ids
= video_ids
[:n
]
1649 videos
= [self
.url_result(video_id
, 'Youtube', video_id
=video_id
)
1650 for video_id
in video_ids
]
1651 return self
.playlist_result(videos
, query
)
1653 class YoutubeSearchDateIE(YoutubeSearchIE
):
1654 IE_NAME
= YoutubeSearchIE
.IE_NAME
+ ':date'
1655 _API_URL
= 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc&orderby=published'
1656 _SEARCH_KEY
= 'ytsearchdate'
1657 IE_DESC
= u
'YouTube.com searches, newest videos first'
1659 class YoutubeShowIE(InfoExtractor
):
1660 IE_DESC
= u
'YouTube.com (multi-season) shows'
1661 _VALID_URL
= r
'https?://www\.youtube\.com/show/(.*)'
1662 IE_NAME
= u
'youtube:show'
1664 def _real_extract(self
, url
):
1665 mobj
= re
.match(self
._VALID
_URL
, url
)
1666 show_name
= mobj
.group(1)
1667 webpage
= self
._download
_webpage
(url
, show_name
, u
'Downloading show webpage')
1668 # There's one playlist for each season of the show
1669 m_seasons
= list(re
.finditer(r
'href="(/playlist\?list=.*?)"', webpage
))
1670 self
.to_screen(u
'%s: Found %s seasons' % (show_name
, len(m_seasons
)))
1671 return [self
.url_result('https://www.youtube.com' + season
.group(1), 'YoutubePlaylist') for season
in m_seasons
]
1674 class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor
):
1676 Base class for extractors that fetch info from
1677 http://www.youtube.com/feed_ajax
1678 Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties.
1680 _LOGIN_REQUIRED
= True
1681 # use action_load_personal_feed instead of action_load_system_feed
1682 _PERSONAL_FEED
= False
1685 def _FEED_TEMPLATE(self
):
1686 action
= 'action_load_system_feed'
1687 if self
._PERSONAL
_FEED
:
1688 action
= 'action_load_personal_feed'
1689 return 'http://www.youtube.com/feed_ajax?%s=1&feed_name=%s&paging=%%s' % (action
, self
._FEED
_NAME
)
1693 return u
'youtube:%s' % self
._FEED
_NAME
1695 def _real_initialize(self
):
1698 def _real_extract(self
, url
):
1701 for i
in itertools
.count(1):
1702 info
= self
._download
_webpage
(self
._FEED
_TEMPLATE
% paging
,
1703 u
'%s feed' % self
._FEED
_NAME
,
1704 u
'Downloading page %s' % i
)
1705 info
= json
.loads(info
)
1706 feed_html
= info
['feed_html']
1707 m_ids
= re
.finditer(r
'"/watch\?v=(.*?)["&]', feed_html
)
1708 ids
= orderedSet(m
.group(1) for m
in m_ids
)
1709 feed_entries
.extend(
1710 self
.url_result(video_id
, 'Youtube', video_id
=video_id
)
1711 for video_id
in ids
)
1712 if info
['paging'] is None:
1714 paging
= info
['paging']
1715 return self
.playlist_result(feed_entries
, playlist_title
=self
._PLAYLIST
_TITLE
)
1717 class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor
):
1718 IE_DESC
= u
'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)'
1719 _VALID_URL
= r
'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
1720 _FEED_NAME
= 'subscriptions'
1721 _PLAYLIST_TITLE
= u
'Youtube Subscriptions'
1723 class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor
):
1724 IE_DESC
= u
'YouTube.com recommended videos, "ytrec" keyword (requires authentication)'
1725 _VALID_URL
= r
'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
1726 _FEED_NAME
= 'recommended'
1727 _PLAYLIST_TITLE
= u
'Youtube Recommended videos'
1729 class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor
):
1730 IE_DESC
= u
'Youtube watch later list, "ytwatchlater" keyword (requires authentication)'
1731 _VALID_URL
= r
'https?://www\.youtube\.com/feed/watch_later|:ytwatchlater'
1732 _FEED_NAME
= 'watch_later'
1733 _PLAYLIST_TITLE
= u
'Youtube Watch Later'
1734 _PERSONAL_FEED
= True
1736 class YoutubeHistoryIE(YoutubeFeedsInfoExtractor
):
1737 IE_DESC
= u
'Youtube watch history, "ythistory" keyword (requires authentication)'
1738 _VALID_URL
= u
'https?://www\.youtube\.com/feed/history|:ythistory'
1739 _FEED_NAME
= 'history'
1740 _PERSONAL_FEED
= True
1741 _PLAYLIST_TITLE
= u
'Youtube Watch History'
1743 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor
):
1744 IE_NAME
= u
'youtube:favorites'
1745 IE_DESC
= u
'YouTube.com favourite videos, "ytfav" keyword (requires authentication)'
1746 _VALID_URL
= r
'https?://www\.youtube\.com/my_favorites|:ytfav(?:ou?rites)?'
1747 _LOGIN_REQUIRED
= True
1749 def _real_extract(self
, url
):
1750 webpage
= self
._download
_webpage
('https://www.youtube.com/my_favorites', 'Youtube Favourites videos')
1751 playlist_id
= self
._search
_regex
(r
'list=(.+?)["&]', webpage
, u
'favourites playlist id')
1752 return self
.url_result(playlist_id
, 'YoutubePlaylist')
1755 class YoutubeTruncatedURLIE(InfoExtractor
):
1756 IE_NAME
= 'youtube:truncated_url'
1757 IE_DESC
= False # Do not list
1758 _VALID_URL
= r
'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$'
1760 def _real_extract(self
, url
):
1761 raise ExtractorError(
1762 u
'Did you forget to quote the URL? Remember that & is a meta '
1763 u
'character in most shells, so you want to put the URL in quotes, '
1765 u
'"http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc" '
1766 u
' or simply youtube-dl BaW_jenozKc .',