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# coding: utf-8
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import errno
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import io
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import itertools
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import json
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import os . path
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import re
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import traceback
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from . common import InfoExtractor , SearchInfoExtractor
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from . subtitles import SubtitlesInfoExtractor
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from . . jsinterp import JSInterpreter
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from . . swfinterp import SWFInterpreter
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from . . utils import (
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compat_chr ,
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compat_parse_qs ,
compat_urllib_parse ,
compat_urllib_request ,
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compat_urlparse ,
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compat_str ,
clean_html ,
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get_cachedir ,
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get_element_by_id ,
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get_element_by_attribute ,
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ExtractorError ,
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int_or_none ,
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PagedList ,
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unescapeHTML ,
unified_strdate ,
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orderedSet ,
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write_json_file ,
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uppercase_escape ,
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)
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class YoutubeBaseInfoExtractor ( InfoExtractor ) :
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""" Provide base functions for Youtube extractors """
_LOGIN_URL = ' https://accounts.google.com/ServiceLogin '
_LANG_URL = r ' https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1 '
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_AGE_URL = ' https://www.youtube.com/verify_age?next_url=/&gl=US&hl=en '
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_NETRC_MACHINE = ' youtube '
# If True it will raise an error if no login info is provided
_LOGIN_REQUIRED = False
def _set_language ( self ) :
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return bool ( self . _download_webpage (
self . _LANG_URL , None ,
note = u ' Setting language ' , errnote = ' unable to set language ' ,
fatal = False ) )
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def _login ( self ) :
( username , password ) = self . _get_login_info ( )
# No authentication to be performed
if username is None :
if self . _LOGIN_REQUIRED :
raise ExtractorError ( u ' No login info available, needed for using %s . ' % self . IE_NAME , expected = True )
return False
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login_page = self . _download_webpage (
self . _LOGIN_URL , None ,
note = u ' Downloading login page ' ,
errnote = u ' unable to fetch login page ' , fatal = False )
if login_page is False :
return
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galx = self . _search_regex ( r ' (?s)<input.+?name= " GALX " .+?value= " (.+?) " ' ,
login_page , u ' Login GALX parameter ' )
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# Log in
login_form_strs = {
u ' continue ' : u ' https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1 ' ,
u ' Email ' : username ,
u ' GALX ' : galx ,
u ' Passwd ' : password ,
u ' PersistentCookie ' : u ' yes ' ,
u ' _utf8 ' : u ' 霱 ' ,
u ' bgresponse ' : u ' js_disabled ' ,
u ' checkConnection ' : u ' ' ,
u ' checkedDomains ' : u ' youtube ' ,
u ' dnConn ' : u ' ' ,
u ' pstMsg ' : u ' 0 ' ,
u ' rmShown ' : u ' 1 ' ,
u ' secTok ' : u ' ' ,
u ' signIn ' : u ' Sign in ' ,
u ' timeStmp ' : u ' ' ,
u ' service ' : u ' youtube ' ,
u ' uilel ' : u ' 3 ' ,
u ' hl ' : u ' en_US ' ,
}
# Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
# chokes on unicode
login_form = dict ( ( k . encode ( ' utf-8 ' ) , v . encode ( ' utf-8 ' ) ) for k , v in login_form_strs . items ( ) )
login_data = compat_urllib_parse . urlencode ( login_form ) . encode ( ' ascii ' )
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req = compat_urllib_request . Request ( self . _LOGIN_URL , login_data )
login_results = self . _download_webpage (
req , None ,
note = u ' Logging in ' , errnote = u ' unable to log in ' , fatal = False )
if login_results is False :
return False
if re . search ( r ' (?i)<form[^>]* id= " gaia_loginform " ' , login_results ) is not None :
self . _downloader . report_warning ( u ' unable to log in: bad username or password ' )
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return False
return True
def _confirm_age ( self ) :
age_form = {
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' next_url ' : ' / ' ,
' action_confirm ' : ' Confirm ' ,
}
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req = compat_urllib_request . Request ( self . _AGE_URL ,
compat_urllib_parse . urlencode ( age_form ) . encode ( ' ascii ' ) )
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self . _download_webpage (
req , None ,
note = u ' Confirming age ' , errnote = u ' Unable to confirm age ' )
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return True
def _real_initialize ( self ) :
if self . _downloader is None :
return
if not self . _set_language ( ) :
return
if not self . _login ( ) :
return
self . _confirm_age ( )
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class YoutubeIE ( YoutubeBaseInfoExtractor , SubtitlesInfoExtractor ) :
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IE_DESC = u ' YouTube.com '
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_VALID_URL = r """ (?x)^
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(
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( ? : https ? : / / | / / ) ? # http(s):// or protocol-independent URL (optional)
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( ? : ( ? : ( ? : ( ? : \w + \. ) ? [ yY ] [ oO ] [ uU ] [ tT ] [ uU ] [ bB ] [ eE ] ( ? : - nocookie ) ? \. com / |
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( ? : www \. ) ? deturl \. com / www \. youtube \. com / |
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( ? : www \. ) ? pwnyoutube \. com / |
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( ? : www \. ) ? yourepeat \. com / |
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tube \. majestyc \. net / |
youtube \. googleapis \. com / ) # the various hostnames, with wildcard subdomains
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( ? : . * ? \#/)? # handle anchor (#/) redirect urls
( ? : # the various things that can precede the ID:
( ? : ( ? : v | embed | e ) / ) # v/ or embed/ or e/
| ( ? : # or the v= param in all its forms
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( ? : ( ? : watch | movie ) ( ? : _popup ) ? ( ? : \. php ) ? / ? ) ? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
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( ? : \? | \#!?) # the params delimiter ? or # or #!
( ? : . * ? & ) ? # any other preceding param (like /?s=tuff&v=xxxx)
v =
)
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) )
| youtu \. be / # just youtu.be/xxxx
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| https ? : / / ( ? : www \. ) ? cleanvideosearch \. com / media / action / yt / watch \? videoId =
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)
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) ? # all until now is optional -> you can pass the naked ID
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( [ 0 - 9 A - Za - z_ - ] { 11 } ) # here is it! the YouTube video ID
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( ? ( 1 ) . + ) ? # if we found the ID, everything can follow
$ """
_NEXT_URL_RE = r ' [ \ ?&]next_url=([^&]+) '
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_formats = {
' 5 ' : { ' ext ' : ' flv ' , ' width ' : 400 , ' height ' : 240 } ,
' 6 ' : { ' ext ' : ' flv ' , ' width ' : 450 , ' height ' : 270 } ,
' 13 ' : { ' ext ' : ' 3gp ' } ,
' 17 ' : { ' ext ' : ' 3gp ' , ' width ' : 176 , ' height ' : 144 } ,
' 18 ' : { ' ext ' : ' mp4 ' , ' width ' : 640 , ' height ' : 360 } ,
' 22 ' : { ' ext ' : ' mp4 ' , ' width ' : 1280 , ' height ' : 720 } ,
' 34 ' : { ' ext ' : ' flv ' , ' width ' : 640 , ' height ' : 360 } ,
' 35 ' : { ' ext ' : ' flv ' , ' width ' : 854 , ' height ' : 480 } ,
' 36 ' : { ' ext ' : ' 3gp ' , ' width ' : 320 , ' height ' : 240 } ,
' 37 ' : { ' ext ' : ' mp4 ' , ' width ' : 1920 , ' height ' : 1080 } ,
' 38 ' : { ' ext ' : ' mp4 ' , ' width ' : 4096 , ' height ' : 3072 } ,
' 43 ' : { ' ext ' : ' webm ' , ' width ' : 640 , ' height ' : 360 } ,
' 44 ' : { ' ext ' : ' webm ' , ' width ' : 854 , ' height ' : 480 } ,
' 45 ' : { ' ext ' : ' webm ' , ' width ' : 1280 , ' height ' : 720 } ,
' 46 ' : { ' ext ' : ' webm ' , ' width ' : 1920 , ' height ' : 1080 } ,
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# 3d videos
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' 82 ' : { ' ext ' : ' mp4 ' , ' height ' : 360 , ' format_note ' : ' 3D ' , ' preference ' : - 20 } ,
' 83 ' : { ' ext ' : ' mp4 ' , ' height ' : 480 , ' format_note ' : ' 3D ' , ' preference ' : - 20 } ,
' 84 ' : { ' ext ' : ' mp4 ' , ' height ' : 720 , ' format_note ' : ' 3D ' , ' preference ' : - 20 } ,
' 85 ' : { ' ext ' : ' mp4 ' , ' height ' : 1080 , ' format_note ' : ' 3D ' , ' preference ' : - 20 } ,
' 100 ' : { ' ext ' : ' webm ' , ' height ' : 360 , ' format_note ' : ' 3D ' , ' preference ' : - 20 } ,
' 101 ' : { ' ext ' : ' webm ' , ' height ' : 480 , ' format_note ' : ' 3D ' , ' preference ' : - 20 } ,
' 102 ' : { ' ext ' : ' webm ' , ' height ' : 720 , ' format_note ' : ' 3D ' , ' preference ' : - 20 } ,
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# Apple HTTP Live Streaming
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' 92 ' : { ' ext ' : ' mp4 ' , ' height ' : 240 , ' format_note ' : ' HLS ' , ' preference ' : - 10 } ,
' 93 ' : { ' ext ' : ' mp4 ' , ' height ' : 360 , ' format_note ' : ' HLS ' , ' preference ' : - 10 } ,
' 94 ' : { ' ext ' : ' mp4 ' , ' height ' : 480 , ' format_note ' : ' HLS ' , ' preference ' : - 10 } ,
' 95 ' : { ' ext ' : ' mp4 ' , ' height ' : 720 , ' format_note ' : ' HLS ' , ' preference ' : - 10 } ,
' 96 ' : { ' ext ' : ' mp4 ' , ' height ' : 1080 , ' format_note ' : ' HLS ' , ' preference ' : - 10 } ,
' 132 ' : { ' ext ' : ' mp4 ' , ' height ' : 240 , ' format_note ' : ' HLS ' , ' preference ' : - 10 } ,
' 151 ' : { ' ext ' : ' mp4 ' , ' height ' : 72 , ' format_note ' : ' HLS ' , ' preference ' : - 10 } ,
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# DASH mp4 video
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' 133 ' : { ' ext ' : ' mp4 ' , ' height ' : 240 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 134 ' : { ' ext ' : ' mp4 ' , ' height ' : 360 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 135 ' : { ' ext ' : ' mp4 ' , ' height ' : 480 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 136 ' : { ' ext ' : ' mp4 ' , ' height ' : 720 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 137 ' : { ' ext ' : ' mp4 ' , ' height ' : 1080 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 138 ' : { ' ext ' : ' mp4 ' , ' height ' : 2160 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 160 ' : { ' ext ' : ' mp4 ' , ' height ' : 144 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 264 ' : { ' ext ' : ' mp4 ' , ' height ' : 1440 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
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# Dash mp4 audio
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' 139 ' : { ' ext ' : ' m4a ' , ' format_note ' : ' DASH audio ' , ' vcodec ' : ' none ' , ' abr ' : 48 , ' preference ' : - 50 } ,
' 140 ' : { ' ext ' : ' m4a ' , ' format_note ' : ' DASH audio ' , ' vcodec ' : ' none ' , ' abr ' : 128 , ' preference ' : - 50 } ,
' 141 ' : { ' ext ' : ' m4a ' , ' format_note ' : ' DASH audio ' , ' vcodec ' : ' none ' , ' abr ' : 256 , ' preference ' : - 50 } ,
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# Dash webm
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' 167 ' : { ' ext ' : ' webm ' , ' height ' : 360 , ' width ' : 640 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' container ' : ' webm ' , ' vcodec ' : ' VP8 ' , ' preference ' : - 40 } ,
' 168 ' : { ' ext ' : ' webm ' , ' height ' : 480 , ' width ' : 854 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' container ' : ' webm ' , ' vcodec ' : ' VP8 ' , ' preference ' : - 40 } ,
' 169 ' : { ' ext ' : ' webm ' , ' height ' : 720 , ' width ' : 1280 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' container ' : ' webm ' , ' vcodec ' : ' VP8 ' , ' preference ' : - 40 } ,
' 170 ' : { ' ext ' : ' webm ' , ' height ' : 1080 , ' width ' : 1920 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' container ' : ' webm ' , ' vcodec ' : ' VP8 ' , ' preference ' : - 40 } ,
' 218 ' : { ' ext ' : ' webm ' , ' height ' : 480 , ' width ' : 854 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' container ' : ' webm ' , ' vcodec ' : ' VP8 ' , ' preference ' : - 40 } ,
' 219 ' : { ' ext ' : ' webm ' , ' height ' : 480 , ' width ' : 854 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' container ' : ' webm ' , ' vcodec ' : ' VP8 ' , ' preference ' : - 40 } ,
' 242 ' : { ' ext ' : ' webm ' , ' height ' : 240 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 243 ' : { ' ext ' : ' webm ' , ' height ' : 360 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 244 ' : { ' ext ' : ' webm ' , ' height ' : 480 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 245 ' : { ' ext ' : ' webm ' , ' height ' : 480 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 246 ' : { ' ext ' : ' webm ' , ' height ' : 480 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 247 ' : { ' ext ' : ' webm ' , ' height ' : 720 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
' 248 ' : { ' ext ' : ' webm ' , ' height ' : 1080 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
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' 271 ' : { ' ext ' : ' webm ' , ' height ' : 1440 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
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' 272 ' : { ' ext ' : ' webm ' , ' height ' : 2160 , ' format_note ' : ' DASH video ' , ' acodec ' : ' none ' , ' preference ' : - 40 } ,
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# Dash webm audio
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' 171 ' : { ' ext ' : ' webm ' , ' vcodec ' : ' none ' , ' format_note ' : ' DASH audio ' , ' abr ' : 48 , ' preference ' : - 50 } ,
' 172 ' : { ' ext ' : ' webm ' , ' vcodec ' : ' none ' , ' format_note ' : ' DASH audio ' , ' abr ' : 256 , ' preference ' : - 50 } ,
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# RTMP (unnamed)
' _rtmp ' : { ' protocol ' : ' rtmp ' } ,
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}
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IE_NAME = u ' youtube '
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_TESTS = [
{
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u " url " : u " http://www.youtube.com/watch?v=BaW_jenozKc " ,
u " file " : u " BaW_jenozKc.mp4 " ,
u " info_dict " : {
u " title " : u " youtube-dl test video \" ' / \\ ä↭𝕐 " ,
u " uploader " : u " Philipp Hagemeister " ,
u " uploader_id " : u " phihag " ,
u " upload_date " : u " 20121002 " ,
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u " description " : u " test chars: \" ' / \\ ä↭𝕐 \n test URL: https://github.com/rg3/youtube-dl/issues/1892 \n \n This is a test video for youtube-dl. \n \n For more information, contact phihag@phihag.de . " ,
u " categories " : [ u ' Science & Technology ' ] ,
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}
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} ,
{
u " url " : u " http://www.youtube.com/watch?v=UxxajLWwzqY " ,
u " file " : u " UxxajLWwzqY.mp4 " ,
u " note " : u " Test generic use_cipher_signature video (#897) " ,
u " info_dict " : {
u " upload_date " : u " 20120506 " ,
u " title " : u " Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO] " ,
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u " description " : u " md5:fea86fda2d5a5784273df5c7cc994d9f " ,
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u " uploader " : u " Icona Pop " ,
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u " uploader_id " : u " IconaPop "
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}
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} ,
{
u " url " : u " https://www.youtube.com/watch?v=07FYdnEawAQ " ,
u " file " : u " 07FYdnEawAQ.mp4 " ,
u " note " : u " Test VEVO video with age protection (#956) " ,
u " info_dict " : {
u " upload_date " : u " 20130703 " ,
u " title " : u " Justin Timberlake - Tunnel Vision (Explicit) " ,
u " description " : u " md5:64249768eec3bc4276236606ea996373 " ,
u " uploader " : u " justintimberlakeVEVO " ,
u " uploader_id " : u " justintimberlakeVEVO "
}
} ,
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{
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u " url " : u " //www.YouTube.com/watch?v=yZIXLfi8CZQ " ,
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u " file " : u " yZIXLfi8CZQ.mp4 " ,
u " note " : u " Embed-only video (#1746) " ,
u " info_dict " : {
u " upload_date " : u " 20120608 " ,
u " title " : u " Principal Sexually Assaults A Teacher - Episode 117 - 8th June 2012 " ,
u " description " : u " md5:09b78bd971f1e3e289601dfba15ca4f7 " ,
u " uploader " : u " SET India " ,
u " uploader_id " : u " setindia "
}
} ,
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{
u " url " : u " http://www.youtube.com/watch?v=a9LDPn-MO4I " ,
u " file " : u " a9LDPn-MO4I.m4a " ,
u " note " : u " 256k DASH audio (format 141) via DASH manifest " ,
u " info_dict " : {
u " upload_date " : " 20121002 " ,
u " uploader_id " : " 8KVIDEO " ,
u " description " : " No description available. " ,
u " uploader " : " 8KVIDEO " ,
u " title " : " UHDTV TEST 8K VIDEO.mp4 "
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} ,
u " params " : {
u " youtube_include_dash_manifest " : True ,
u " format " : " 141 " ,
} ,
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} ,
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# DASH manifest with encrypted signature
{
u ' url ' : u ' https://www.youtube.com/watch?v=IB3lcPjvWLA ' ,
u ' info_dict ' : {
u ' id ' : u ' IB3lcPjvWLA ' ,
u ' ext ' : u ' m4a ' ,
u ' title ' : u ' Afrojack - The Spark ft. Spree Wilson ' ,
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u ' description ' : u ' md5:9717375db5a9a3992be4668bbf3bc0a8 ' ,
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u ' uploader ' : u ' AfrojackVEVO ' ,
u ' uploader_id ' : u ' AfrojackVEVO ' ,
u ' upload_date ' : u ' 20131011 ' ,
} ,
u " params " : {
u ' youtube_include_dash_manifest ' : True ,
u ' format ' : ' 141 ' ,
} ,
} ,
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]
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@classmethod
def suitable ( cls , url ) :
""" Receives a URL and returns True if suitable for this IE. """
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if YoutubePlaylistIE . suitable ( url ) : return False
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return re . match ( cls . _VALID_URL , url ) is not None
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def __init__ ( self , * args , * * kwargs ) :
super ( YoutubeIE , self ) . __init__ ( * args , * * kwargs )
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self . _player_cache = { }
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def report_video_info_webpage_download ( self , video_id ) :
""" Report attempt to download video info webpage. """
self . to_screen ( u ' %s : Downloading video info webpage ' % video_id )
def report_information_extraction ( self , video_id ) :
""" Report attempt to extract video information. """
self . to_screen ( u ' %s : Extracting video information ' % video_id )
def report_unavailable_format ( self , video_id , format ) :
""" Report extracted video URL. """
self . to_screen ( u ' %s : Format %s not available ' % ( video_id , format ) )
def report_rtmp_download ( self ) :
""" Indicate the download will use the RTMP protocol. """
self . to_screen ( u ' RTMP download detected ' )
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def _extract_signature_function ( self , video_id , player_url , slen ) :
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id_m = re . match (
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r ' .*-(?P<id>[a-zA-Z0-9_-]+)(?:/watch_as3|/html5player)? \ .(?P<ext>[a-z]+)$ ' ,
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player_url )
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if not id_m :
raise ExtractorError ( ' Cannot identify player %r ' % player_url )
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player_type = id_m . group ( ' ext ' )
player_id = id_m . group ( ' id ' )
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# Read from filesystem cache
func_id = ' %s _ %s _ %d ' % ( player_type , player_id , slen )
assert os . path . basename ( func_id ) == func_id
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cache_dir = get_cachedir ( self . _downloader . params )
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cache_enabled = cache_dir is not None
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if cache_enabled :
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cache_fn = os . path . join ( os . path . expanduser ( cache_dir ) ,
u ' youtube-sigfuncs ' ,
func_id + ' .json ' )
try :
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with io . open ( cache_fn , ' r ' , encoding = ' utf-8 ' ) as cachef :
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cache_spec = json . load ( cachef )
return lambda s : u ' ' . join ( s [ i ] for i in cache_spec )
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except IOError :
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pass # No cache available
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if player_type == ' js ' :
code = self . _download_webpage (
player_url , video_id ,
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note = u ' Downloading %s player %s ' % ( player_type , player_id ) ,
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errnote = u ' Download of %s failed ' % player_url )
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res = self . _parse_sig_js ( code )
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elif player_type == ' swf ' :
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urlh = self . _request_webpage (
player_url , video_id ,
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note = u ' Downloading %s player %s ' % ( player_type , player_id ) ,
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errnote = u ' Download of %s failed ' % player_url )
code = urlh . read ( )
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res = self . _parse_sig_swf ( code )
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else :
assert False , ' Invalid player type %r ' % player_type
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if cache_enabled :
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try :
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test_string = u ' ' . join ( map ( compat_chr , range ( slen ) ) )
cache_res = res ( test_string )
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cache_spec = [ ord ( c ) for c in cache_res ]
try :
os . makedirs ( os . path . dirname ( cache_fn ) )
except OSError as ose :
if ose . errno != errno . EEXIST :
raise
write_json_file ( cache_spec , cache_fn )
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except Exception :
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tb = traceback . format_exc ( )
self . _downloader . report_warning (
u ' Writing cache to %r failed: %s ' % ( cache_fn , tb ) )
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return res
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def _print_sig_code ( self , func , slen ) :
def gen_sig_code ( idxs ) :
def _genslice ( start , end , step ) :
starts = u ' ' if start == 0 else str ( start )
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ends = ( u ' : %d ' % ( end + step ) ) if end + step > = 0 else u ' : '
steps = u ' ' if step == 1 else ( u ' : %d ' % step )
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return u ' s[ %s %s %s ] ' % ( starts , ends , steps )
step = None
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start = ' (Never used) ' # Quelch pyflakes warnings - start will be
# set as soon as step is set
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for i , prev in zip ( idxs [ 1 : ] , idxs [ : - 1 ] ) :
if step is not None :
if i - prev == step :
continue
yield _genslice ( start , prev , step )
step = None
continue
if i - prev in [ - 1 , 1 ] :
step = i - prev
start = prev
continue
else :
yield u ' s[ %d ] ' % prev
if step is None :
yield u ' s[ %d ] ' % i
else :
yield _genslice ( start , i , step )
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test_string = u ' ' . join ( map ( compat_chr , range ( slen ) ) )
cache_res = func ( test_string )
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cache_spec = [ ord ( c ) for c in cache_res ]
expr_code = u ' + ' . join ( gen_sig_code ( cache_spec ) )
code = u ' if len(s) == %d : \n return %s \n ' % ( slen , expr_code )
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self . to_screen ( u ' Extracted signature function: \n ' + code )
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def _parse_sig_js ( self , jscode ) :
funcname = self . _search_regex (
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r ' signature=([$a-zA-Z]+) ' , jscode ,
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u ' Initial JS player signature function name ' )
jsi = JSInterpreter ( jscode )
initial_function = jsi . extract_function ( funcname )
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return lambda s : initial_function ( [ s ] )
def _parse_sig_swf ( self , file_contents ) :
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swfi = SWFInterpreter ( file_contents )
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TARGET_CLASSNAME = u ' SignatureDecipher '
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searched_class = swfi . extract_class ( TARGET_CLASSNAME )
initial_function = swfi . extract_function ( searched_class , u ' decipher ' )
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return lambda s : initial_function ( [ s ] )
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def _decrypt_signature ( self , s , video_id , player_url , age_gate = False ) :
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""" Turn the encrypted s field into a working signature """
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if player_url is None :
raise ExtractorError ( u ' Cannot decrypt signature without player_url ' )
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if player_url . startswith ( u ' // ' ) :
player_url = u ' https: ' + player_url
try :
player_id = ( player_url , len ( s ) )
if player_id not in self . _player_cache :
func = self . _extract_signature_function (
video_id , player_url , len ( s )
)
self . _player_cache [ player_id ] = func
func = self . _player_cache [ player_id ]
if self . _downloader . params . get ( ' youtube_print_sig_code ' ) :
self . _print_sig_code ( func , len ( s ) )
return func ( s )
except Exception as e :
tb = traceback . format_exc ( )
raise ExtractorError (
u ' Automatic signature extraction failed: ' + tb , cause = e )
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def _get_available_subtitles ( self , video_id , webpage ) :
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try :
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sub_list = self . _download_webpage (
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' https://video.google.com/timedtext?hl=en&type=list&v= %s ' % video_id ,
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video_id , note = False )
except ExtractorError as err :
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self . _downloader . report_warning ( u ' unable to download video subtitles: %s ' % compat_str ( err ) )
return { }
lang_list = re . findall ( r ' name= " ([^ " ]*) " [^>]+lang_code= " ([ \ w \ -]+) " ' , sub_list )
sub_lang_list = { }
for l in lang_list :
lang = l [ 1 ]
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if lang in sub_lang_list :
continue
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params = compat_urllib_parse . urlencode ( {
' lang ' : lang ,
' v ' : video_id ,
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' fmt ' : self . _downloader . params . get ( ' subtitlesformat ' , ' srt ' ) ,
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' name ' : unescapeHTML ( l [ 0 ] ) . encode ( ' utf-8 ' ) ,
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} )
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url = u ' https://www.youtube.com/api/timedtext? ' + params
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sub_lang_list [ lang ] = url
if not sub_lang_list :
self . _downloader . report_warning ( u ' video doesn \' t have subtitles ' )
return { }
return sub_lang_list
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def _get_available_automatic_caption ( self , video_id , webpage ) :
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""" We need the webpage for getting the captions url, pass it as an
argument to speed up the process . """
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sub_format = self . _downloader . params . get ( ' subtitlesformat ' , ' srt ' )
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self . to_screen ( u ' %s : Looking for automatic captions ' % video_id )
mobj = re . search ( r ' ;ytplayer.config = ( { .*?}); ' , webpage )
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err_msg = u ' Couldn \' t find automatic captions for %s ' % video_id
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if mobj is None :
self . _downloader . report_warning ( err_msg )
return { }
player_config = json . loads ( mobj . group ( 1 ) )
try :
args = player_config [ u ' args ' ]
caption_url = args [ u ' ttsurl ' ]
timestamp = args [ u ' timestamp ' ]
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# We get the available subtitles
list_params = compat_urllib_parse . urlencode ( {
' type ' : ' list ' ,
' tlangs ' : 1 ,
' asrs ' : 1 ,
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} )
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list_url = caption_url + ' & ' + list_params
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caption_list = self . _download_xml ( list_url , video_id )
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original_lang_node = caption_list . find ( ' track ' )
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if original_lang_node is None or original_lang_node . attrib . get ( ' kind ' ) != ' asr ' :
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self . _downloader . report_warning ( u ' Video doesn \' t have automatic captions ' )
return { }
original_lang = original_lang_node . attrib [ ' lang_code ' ]
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sub_lang_list = { }
for lang_node in caption_list . findall ( ' target ' ) :
sub_lang = lang_node . attrib [ ' lang_code ' ]
params = compat_urllib_parse . urlencode ( {
' lang ' : original_lang ,
' tlang ' : sub_lang ,
' fmt ' : sub_format ,
' ts ' : timestamp ,
' kind ' : ' asr ' ,
} )
sub_lang_list [ sub_lang ] = caption_url + ' & ' + params
return sub_lang_list
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# An extractor error can be raise by the download process if there are
# no automatic captions but there are subtitles
except ( KeyError , ExtractorError ) :
self . _downloader . report_warning ( err_msg )
return { }
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@classmethod
def extract_id ( cls , url ) :
mobj = re . match ( cls . _VALID_URL , url , re . VERBOSE )
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if mobj is None :
raise ExtractorError ( u ' Invalid URL: %s ' % url )
video_id = mobj . group ( 2 )
return video_id
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def _extract_from_m3u8 ( self , manifest_url , video_id ) :
url_map = { }
def _get_urls ( _manifest ) :
lines = _manifest . split ( ' \n ' )
urls = filter ( lambda l : l and not l . startswith ( ' # ' ) ,
lines )
return urls
manifest = self . _download_webpage ( manifest_url , video_id , u ' Downloading formats manifest ' )
formats_urls = _get_urls ( manifest )
for format_url in formats_urls :
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itag = self . _search_regex ( r ' itag/( \ d+?)/ ' , format_url , ' itag ' )
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url_map [ itag ] = format_url
return url_map
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def _extract_annotations ( self , video_id ) :
url = ' https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id= %s ' % video_id
return self . _download_webpage ( url , video_id , note = u ' Searching for annotations. ' , errnote = u ' Unable to download video annotations. ' )
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def _real_extract ( self , url ) :
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proto = (
u ' http ' if self . _downloader . params . get ( ' prefer_insecure ' , False )
else u ' https ' )
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# Extract original video URL from URL with redirection, like age verification, using next_url parameter
mobj = re . search ( self . _NEXT_URL_RE , url )
if mobj :
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url = proto + ' ://www.youtube.com/ ' + compat_urllib_parse . unquote ( mobj . group ( 1 ) ) . lstrip ( ' / ' )
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video_id = self . extract_id ( url )
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# Get video webpage
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url = proto + ' ://www.youtube.com/watch?v= %s &gl=US&hl=en&has_verified=1 ' % video_id
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video_webpage = self . _download_webpage ( url , video_id )
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# Attempt to extract SWF player URL
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mobj = re . search ( r ' swfConfig.*? " (https?: \\ / \\ /.*?watch.*?-.*? \ .swf) " ' , video_webpage )
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if mobj is not None :
player_url = re . sub ( r ' \\ (.) ' , r ' \ 1 ' , mobj . group ( 1 ) )
else :
player_url = None
# Get video info
self . report_video_info_webpage_download ( video_id )
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if re . search ( r ' player-age-gate-content " > ' , video_webpage ) is not None :
self . report_age_confirmation ( )
age_gate = True
# We simulate the access to the video from www.youtube.com/v/{video_id}
# this can be viewed without login into Youtube
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data = compat_urllib_parse . urlencode ( {
' video_id ' : video_id ,
' eurl ' : ' https://youtube.googleapis.com/v/ ' + video_id ,
' sts ' : ' 16268 ' ,
} )
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video_info_url = proto + ' ://www.youtube.com/get_video_info? ' + data
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video_info_webpage = self . _download_webpage ( video_info_url , video_id ,
note = False ,
errnote = ' unable to download video info webpage ' )
video_info = compat_parse_qs ( video_info_webpage )
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else :
age_gate = False
for el_type in [ ' &el=embedded ' , ' &el=detailpage ' , ' &el=vevo ' , ' ' ] :
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video_info_url = ( proto + ' ://www.youtube.com/get_video_info?&video_id= %s %s &ps=default&eurl=&gl=US&hl=en '
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% ( video_id , el_type ) )
video_info_webpage = self . _download_webpage ( video_info_url , video_id ,
note = False ,
errnote = ' unable to download video info webpage ' )
video_info = compat_parse_qs ( video_info_webpage )
if ' token ' in video_info :
break
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if ' token ' not in video_info :
if ' reason ' in video_info :
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raise ExtractorError (
u ' YouTube said: %s ' % video_info [ ' reason ' ] [ 0 ] ,
expected = True , video_id = video_id )
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else :
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raise ExtractorError (
u ' " token " parameter not in video info for unknown reason ' ,
video_id = video_id )
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if ' view_count ' in video_info :
view_count = int ( video_info [ ' view_count ' ] [ 0 ] )
else :
view_count = None
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# Check for "rental" videos
if ' ypc_video_rental_bar_text ' in video_info and ' author ' not in video_info :
raise ExtractorError ( u ' " rental " videos not supported ' )
# Start extracting information
self . report_information_extraction ( video_id )
# uploader
if ' author ' not in video_info :
raise ExtractorError ( u ' Unable to extract uploader name ' )
video_uploader = compat_urllib_parse . unquote_plus ( video_info [ ' author ' ] [ 0 ] )
# uploader_id
video_uploader_id = None
mobj = re . search ( r ' <link itemprop= " url " href= " http://www.youtube.com/(?:user|channel)/([^ " ]+) " > ' , video_webpage )
if mobj is not None :
video_uploader_id = mobj . group ( 1 )
else :
self . _downloader . report_warning ( u ' unable to extract uploader nickname ' )
# title
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if ' title ' in video_info :
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video_title = video_info [ ' title ' ] [ 0 ]
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else :
self . _downloader . report_warning ( u ' Unable to extract video title ' )
video_title = u ' _ '
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# thumbnail image
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# We try first to get a high quality image:
m_thumb = re . search ( r ' <span itemprop= " thumbnail " .*?href= " (.*?) " > ' ,
video_webpage , re . DOTALL )
if m_thumb is not None :
video_thumbnail = m_thumb . group ( 1 )
elif ' thumbnail_url ' not in video_info :
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self . _downloader . report_warning ( u ' unable to extract video thumbnail ' )
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video_thumbnail = None
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else : # don't panic if we can't find it
video_thumbnail = compat_urllib_parse . unquote_plus ( video_info [ ' thumbnail_url ' ] [ 0 ] )
# upload date
upload_date = None
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mobj = re . search ( r ' (?s)id= " eow-date.*?>(.*?)</span> ' , video_webpage )
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if mobj is None :
mobj = re . search (
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r ' (?s)id= " watch-uploader-info " .*?>.*?(?:Published|Uploaded|Streamed live) on (.*?)</strong> ' ,
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video_webpage )
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if mobj is not None :
upload_date = ' ' . join ( re . sub ( r ' [/,-] ' , r ' ' , mobj . group ( 1 ) ) . split ( ) )
upload_date = unified_strdate ( upload_date )
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m_cat_container = get_element_by_id ( " eow-category " , video_webpage )
if m_cat_container :
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category = self . _html_search_regex (
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r ' (?s)<a[^<]+>(.*?)</a> ' , m_cat_container , ' category ' ,
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default = None )
video_categories = None if category is None else [ category ]
else :
video_categories = None
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# description
video_description = get_element_by_id ( " eow-description " , video_webpage )
if video_description :
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video_description = re . sub ( r ''' (?x)
< a \s +
( ? : [ a - zA - Z - ] + = " [^ " ] + " \ s+)*?
title = " ([^ " ] + ) " \ s+
( ? : [ a - zA - Z - ] + = " [^ " ] + " \ s+)*?
class = " yt-uix-redirect-link " \s * >
[ ^ < ] +
< / a >
''' , r ' \1 ' , video_description)
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video_description = clean_html ( video_description )
else :
fd_mobj = re . search ( r ' <meta name= " description " content= " ([^ " ]+) " ' , video_webpage )
if fd_mobj :
video_description = unescapeHTML ( fd_mobj . group ( 1 ) )
else :
video_description = u ' '
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def _extract_count ( klass ) :
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count = self . _search_regex (
r ' class= " %s " >([ \ d,]+)</span> ' % re . escape ( klass ) ,
video_webpage , klass , default = None )
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if count is not None :
return int ( count . replace ( ' , ' , ' ' ) )
return None
like_count = _extract_count ( u ' likes-count ' )
dislike_count = _extract_count ( u ' dislikes-count ' )
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# subtitles
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video_subtitles = self . extract_subtitles ( video_id , video_webpage )
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if self . _downloader . params . get ( ' listsubtitles ' , False ) :
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self . _list_available_subtitles ( video_id , video_webpage )
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return
if ' length_seconds ' not in video_info :
self . _downloader . report_warning ( u ' unable to extract video duration ' )
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video_duration = None
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else :
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video_duration = int ( compat_urllib_parse . unquote_plus ( video_info [ ' length_seconds ' ] [ 0 ] ) )
2013-06-23 19:58:33 +02:00
2013-10-14 07:18:58 +02:00
# annotations
video_annotations = None
if self . _downloader . params . get ( ' writeannotations ' , False ) :
video_annotations = self . _extract_annotations ( video_id )
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# Decide which formats to download
try :
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mobj = re . search ( r ' ;ytplayer \ .config \ s*= \ s*( { .*?}); ' , video_webpage )
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if not mobj :
raise ValueError ( ' Could not find vevo ID ' )
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json_code = uppercase_escape ( mobj . group ( 1 ) )
ytplayer_config = json . loads ( json_code )
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args = ytplayer_config [ ' args ' ]
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# Easy way to know if the 's' value is in url_encoded_fmt_stream_map
# this signatures are encrypted
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if ' url_encoded_fmt_stream_map ' not in args :
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raise ValueError ( u ' No stream_map present ' ) # caught below
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re_signature = re . compile ( r ' [&,]s= ' )
m_s = re_signature . search ( args [ ' url_encoded_fmt_stream_map ' ] )
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if m_s is not None :
self . to_screen ( u ' %s : Encrypted signatures detected. ' % video_id )
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video_info [ ' url_encoded_fmt_stream_map ' ] = [ args [ ' url_encoded_fmt_stream_map ' ] ]
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m_s = re_signature . search ( args . get ( ' adaptive_fmts ' , u ' ' ) )
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if m_s is not None :
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if ' adaptive_fmts ' in video_info :
video_info [ ' adaptive_fmts ' ] [ 0 ] + = ' , ' + args [ ' adaptive_fmts ' ]
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else :
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video_info [ ' adaptive_fmts ' ] = [ args [ ' adaptive_fmts ' ] ]
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except ValueError :
pass
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def _map_to_format_list ( urlmap ) :
formats = [ ]
for itag , video_real_url in urlmap . items ( ) :
dct = {
' format_id ' : itag ,
' url ' : video_real_url ,
' player_url ' : player_url ,
}
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if itag in self . _formats :
dct . update ( self . _formats [ itag ] )
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formats . append ( dct )
return formats
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if ' conn ' in video_info and video_info [ ' conn ' ] [ 0 ] . startswith ( ' rtmp ' ) :
self . report_rtmp_download ( )
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formats = [ {
' format_id ' : ' _rtmp ' ,
' protocol ' : ' rtmp ' ,
' url ' : video_info [ ' conn ' ] [ 0 ] ,
' player_url ' : player_url ,
} ]
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elif len ( video_info . get ( ' url_encoded_fmt_stream_map ' , [ ] ) ) > = 1 or len ( video_info . get ( ' adaptive_fmts ' , [ ] ) ) > = 1 :
encoded_url_map = video_info . get ( ' url_encoded_fmt_stream_map ' , [ ' ' ] ) [ 0 ] + ' , ' + video_info . get ( ' adaptive_fmts ' , [ ' ' ] ) [ 0 ]
if ' rtmpe % 3Dyes ' in encoded_url_map :
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raise ExtractorError ( ' rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information. ' , expected = True )
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url_map = { }
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for url_data_str in encoded_url_map . split ( ' , ' ) :
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url_data = compat_parse_qs ( url_data_str )
if ' itag ' in url_data and ' url ' in url_data :
url = url_data [ ' url ' ] [ 0 ]
if ' sig ' in url_data :
url + = ' &signature= ' + url_data [ ' sig ' ] [ 0 ]
elif ' s ' in url_data :
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encrypted_sig = url_data [ ' s ' ] [ 0 ]
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if not age_gate :
jsplayer_url_json = self . _search_regex (
r ' " assets " :.+? " js " : \ s*( " [^ " ]+ " ) ' ,
video_webpage , u ' JS player URL ' )
player_url = json . loads ( jsplayer_url_json )
if player_url is None :
player_url_json = self . _search_regex (
r ' ytplayer \ .config.*? " url " \ s*: \ s*( " [^ " ]+ " ) ' ,
video_webpage , u ' age gate player URL ' )
player_url = json . loads ( player_url_json )
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if self . _downloader . params . get ( ' verbose ' ) :
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if player_url is None :
player_version = ' unknown '
player_desc = ' unknown '
else :
if player_url . endswith ( ' swf ' ) :
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player_version = self . _search_regex (
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r ' -(.+?)(?:/watch_as3)? \ .swf$ ' , player_url ,
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u ' flash player ' , fatal = False )
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player_desc = ' flash player %s ' % player_version
else :
player_version = self . _search_regex (
r ' html5player-(.+?) \ .js ' , video_webpage ,
' html5 player ' , fatal = False )
player_desc = u ' html5 player %s ' % player_version
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parts_sizes = u ' . ' . join ( compat_str ( len ( part ) ) for part in encrypted_sig . split ( ' . ' ) )
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self . to_screen ( u ' encrypted signature length %d ( %s ), itag %s , %s ' %
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( len ( encrypted_sig ) , parts_sizes , url_data [ ' itag ' ] [ 0 ] , player_desc ) )
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signature = self . _decrypt_signature (
encrypted_sig , video_id , player_url , age_gate )
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url + = ' &signature= ' + signature
if ' ratebypass ' not in url :
url + = ' &ratebypass=yes '
url_map [ url_data [ ' itag ' ] [ 0 ] ] = url
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formats = _map_to_format_list ( url_map )
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elif video_info . get ( ' hlsvp ' ) :
manifest_url = video_info [ ' hlsvp ' ] [ 0 ]
url_map = self . _extract_from_m3u8 ( manifest_url , video_id )
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formats = _map_to_format_list ( url_map )
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else :
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raise ExtractorError ( u ' no conn, hlsvp or url_encoded_fmt_stream_map information found in video info ' )
2013-06-23 19:58:33 +02:00
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# Look for the DASH manifest
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if ( self . _downloader . params . get ( ' youtube_include_dash_manifest ' , False ) ) :
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try :
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# The DASH manifest used needs to be the one from the original video_webpage.
# The one found in get_video_info seems to be using different signatures.
# However, in the case of an age restriction there won't be any embedded dashmpd in the video_webpage.
# Luckily, it seems, this case uses some kind of default signature (len == 86), so the
# combination of get_video_info and the _static_decrypt_signature() decryption fallback will work here.
if age_gate :
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dash_manifest_url = video_info . get ( ' dashmpd ' ) [ 0 ]
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else :
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dash_manifest_url = ytplayer_config [ ' args ' ] [ ' dashmpd ' ]
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def decrypt_sig ( mobj ) :
s = mobj . group ( 1 )
dec_s = self . _decrypt_signature ( s , video_id , player_url , age_gate )
return ' /signature/ %s ' % dec_s
dash_manifest_url = re . sub ( r ' /s/([ \ w \ .]+) ' , decrypt_sig , dash_manifest_url )
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dash_doc = self . _download_xml (
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dash_manifest_url , video_id ,
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note = u ' Downloading DASH manifest ' ,
errnote = u ' Could not download DASH manifest ' )
for r in dash_doc . findall ( u ' .// { urn:mpeg:DASH:schema:MPD:2011}Representation ' ) :
url_el = r . find ( ' { urn:mpeg:DASH:schema:MPD:2011}BaseURL ' )
if url_el is None :
continue
format_id = r . attrib [ ' id ' ]
video_url = url_el . text
filesize = int_or_none ( url_el . attrib . get ( ' { http://youtube.com/yt/2012/10/10}contentLength ' ) )
f = {
' format_id ' : format_id ,
' url ' : video_url ,
' width ' : int_or_none ( r . attrib . get ( ' width ' ) ) ,
' tbr ' : int_or_none ( r . attrib . get ( ' bandwidth ' ) , 1000 ) ,
' asr ' : int_or_none ( r . attrib . get ( ' audioSamplingRate ' ) ) ,
' filesize ' : filesize ,
}
try :
existing_format = next (
fo for fo in formats
if fo [ ' format_id ' ] == format_id )
except StopIteration :
f . update ( self . _formats . get ( format_id , { } ) )
formats . append ( f )
else :
existing_format . update ( f )
except ( ExtractorError , KeyError ) as e :
self . report_warning ( u ' Skipping DASH manifest: %s ' % e , video_id )
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self . _sort_formats ( formats )
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return {
' id ' : video_id ,
' uploader ' : video_uploader ,
' uploader_id ' : video_uploader_id ,
' upload_date ' : upload_date ,
' title ' : video_title ,
' thumbnail ' : video_thumbnail ,
' description ' : video_description ,
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' categories ' : video_categories ,
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' subtitles ' : video_subtitles ,
' duration ' : video_duration ,
' age_limit ' : 18 if age_gate else 0 ,
' annotations ' : video_annotations ,
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' webpage_url ' : proto + ' ://www.youtube.com/watch?v= %s ' % video_id ,
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' view_count ' : view_count ,
' like_count ' : like_count ,
' dislike_count ' : dislike_count ,
' formats ' : formats ,
}
2013-06-23 19:58:33 +02:00
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class YoutubePlaylistIE ( YoutubeBaseInfoExtractor ) :
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IE_DESC = u ' YouTube.com playlists '
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_VALID_URL = r """ (?x)(?:
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( ? : https ? : / / ) ?
( ? : \w + \. ) ?
youtube \. com /
( ? :
( ? : course | view_play_list | my_playlists | artist | playlist | watch )
\? ( ? : . * ? & ) * ? ( ? : p | a | list ) =
| p /
)
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(
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( ? : PL | LL | EC | UU | FL | RD ) ? [ 0 - 9 A - Za - z - _ ] { 10 , }
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# Top tracks, they can also include dots
| ( ? : MC ) [ \w \. ] *
)
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. *
|
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( ( ? : PL | LL | EC | UU | FL | RD ) [ 0 - 9 A - Za - z - _ ] { 10 , } )
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) """
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_TEMPLATE_URL = ' https://www.youtube.com/playlist?list= %s '
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_MORE_PAGES_INDICATOR = r ' data-link-type= " next " '
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_VIDEO_RE = r ' href= " \ s*/watch \ ?v=(?P<id>[0-9A-Za-z_-] {11} )&[^ " ]*?index=(?P<index> \ d+) '
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IE_NAME = u ' youtube:playlist '
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def _real_initialize ( self ) :
self . _login ( )
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def _ids_to_results ( self , ids ) :
return [ self . url_result ( vid_id , ' Youtube ' , video_id = vid_id )
for vid_id in ids ]
def _extract_mix ( self , playlist_id ) :
# The mixes are generated from a a single video
# the id of the playlist is just 'RD' + video_id
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url = ' https://youtube.com/watch?v= %s &list= %s ' % ( playlist_id [ - 11 : ] , playlist_id )
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webpage = self . _download_webpage ( url , playlist_id , u ' Downloading Youtube mix ' )
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search_title = lambda class_name : get_element_by_attribute ( ' class ' , class_name , webpage )
title_span = ( search_title ( ' playlist-title ' ) or
search_title ( ' title long-title ' ) or search_title ( ' title ' ) )
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title = clean_html ( title_span )
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video_re = r ''' (?x)data-video-username= " .*? " .*?
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href = " /watch \ ?v=([0-9A-Za-z_-] {11} )&[^ " ] * ? list = % s ''' % r e.escape(playlist_id)
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ids = orderedSet ( re . findall ( video_re , webpage , flags = re . DOTALL ) )
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url_results = self . _ids_to_results ( ids )
return self . playlist_result ( url_results , playlist_id , title )
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def _real_extract ( self , url ) :
# Extract playlist id
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mobj = re . match ( self . _VALID_URL , url )
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if mobj is None :
raise ExtractorError ( u ' Invalid URL: %s ' % url )
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playlist_id = mobj . group ( 1 ) or mobj . group ( 2 )
# Check if it's a video-specific URL
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query_dict = compat_urlparse . parse_qs ( compat_urlparse . urlparse ( url ) . query )
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if ' v ' in query_dict :
video_id = query_dict [ ' v ' ] [ 0 ]
if self . _downloader . params . get ( ' noplaylist ' ) :
self . to_screen ( u ' Downloading just video %s because of --no-playlist ' % video_id )
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return self . url_result ( video_id , ' Youtube ' , video_id = video_id )
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else :
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self . to_screen ( u ' Downloading playlist %s - add --no-playlist to just download video %s ' % ( playlist_id , video_id ) )
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if playlist_id . startswith ( ' RD ' ) :
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# Mixes require a custom extraction process
return self . _extract_mix ( playlist_id )
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if playlist_id . startswith ( ' TL ' ) :
raise ExtractorError ( u ' For downloading YouTube.com top lists, use '
u ' the " yttoplist " keyword, for example " youtube-dl \' yttoplist:music:Top Tracks \' " ' , expected = True )
2013-11-26 21:35:03 +01:00
2014-02-21 11:19:55 +01:00
url = self . _TEMPLATE_URL % playlist_id
page = self . _download_webpage ( url , playlist_id )
more_widget_html = content_html = page
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# Check if the playlist exists or is private
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if re . search ( r ' <div class= " yt-alert-message " >[^<]*?(The|This) playlist (does not exist|is private)[^<]*?</div> ' , page ) is not None :
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raise ExtractorError (
u ' The playlist doesn \' t exist or is private, use --username or '
' --netrc to access it. ' ,
expected = True )
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# Extract the video ids from the playlist pages
ids = [ ]
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2013-07-24 22:27:33 +02:00
for page_num in itertools . count ( 1 ) :
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matches = re . finditer ( self . _VIDEO_RE , content_html )
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# We remove the duplicates and the link with index 0
# (it's not the first video of the playlist)
new_ids = orderedSet ( m . group ( ' id ' ) for m in matches if m . group ( ' index ' ) != ' 0 ' )
2013-11-13 16:21:24 +01:00
ids . extend ( new_ids )
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2014-02-21 11:19:55 +01:00
mobj = re . search ( r ' data-uix-load-more-href= " /?(?P<more>[^ " ]+) " ' , more_widget_html )
if not mobj :
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break
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more = self . _download_json (
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' https://youtube.com/ %s ' % mobj . group ( ' more ' ) , playlist_id ,
' Downloading page # %s ' % page_num ,
transform_source = uppercase_escape )
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content_html = more [ ' content_html ' ]
more_widget_html = more [ ' load_more_widget_html ' ]
playlist_title = self . _html_search_regex (
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r ' (?s)<h1 class= " pl-header-title[^ " ]* " > \ s*(.*?) \ s*</h1> ' ,
page , u ' title ' )
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url_results = self . _ids_to_results ( ids )
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return self . playlist_result ( url_results , playlist_id , playlist_title )
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class YoutubeTopListIE ( YoutubePlaylistIE ) :
IE_NAME = u ' youtube:toplist '
IE_DESC = ( u ' YouTube.com top lists, " yttoplist: {channel} : { list title} " '
u ' (Example: " yttoplist:music:Top Tracks " ) ' )
_VALID_URL = r ' yttoplist:(?P<chann>.*?):(?P<title>.*?)$ '
def _real_extract ( self , url ) :
mobj = re . match ( self . _VALID_URL , url )
channel = mobj . group ( ' chann ' )
title = mobj . group ( ' title ' )
query = compat_urllib_parse . urlencode ( { ' title ' : title } )
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playlist_re = ' href= " ([^ " ]+? %s .*?) " ' % re . escape ( query )
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channel_page = self . _download_webpage ( ' https://www.youtube.com/ %s ' % channel , title )
link = self . _html_search_regex ( playlist_re , channel_page , u ' list ' )
url = compat_urlparse . urljoin ( ' https://www.youtube.com/ ' , link )
video_re = r ' data-index= " \ d+ " .*?data-video-id= " ([0-9A-Za-z_-] {11} ) " '
ids = [ ]
# sometimes the webpage doesn't contain the videos
# retry until we get them
for i in itertools . count ( 0 ) :
msg = u ' Downloading Youtube mix '
if i > 0 :
msg + = ' , retry # %d ' % i
webpage = self . _download_webpage ( url , title , msg )
ids = orderedSet ( re . findall ( video_re , webpage ) )
if ids :
break
url_results = self . _ids_to_results ( ids )
return self . playlist_result ( url_results , playlist_title = title )
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class YoutubeChannelIE ( InfoExtractor ) :
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IE_DESC = u ' YouTube.com channels '
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_VALID_URL = r " ^(?:https?://)?(?:youtu \ .be|(?: \ w+ \ .)?youtube(?:-nocookie)? \ .com)/channel/([0-9A-Za-z_-]+) "
_MORE_PAGES_INDICATOR = ' yt-uix-load-more '
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_MORE_PAGES_URL = ' https://www.youtube.com/c4_browse_ajax?action_load_more_videos=1&flow=list&paging= %s &view=0&sort=da&channel_id= %s '
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IE_NAME = u ' youtube:channel '
def extract_videos_from_page ( self , page ) :
ids_in_page = [ ]
for mobj in re . finditer ( r ' href= " /watch \ ?v=([0-9A-Za-z_-]+)&? ' , page ) :
if mobj . group ( 1 ) not in ids_in_page :
ids_in_page . append ( mobj . group ( 1 ) )
return ids_in_page
def _real_extract ( self , url ) :
# Extract channel id
mobj = re . match ( self . _VALID_URL , url )
if mobj is None :
raise ExtractorError ( u ' Invalid URL: %s ' % url )
# Download channel page
channel_id = mobj . group ( 1 )
video_ids = [ ]
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url = ' https://www.youtube.com/channel/ %s /videos ' % channel_id
channel_page = self . _download_webpage ( url , channel_id )
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autogenerated = re . search ( r ''' (?x)
class = " [^ " ] * ? ( ? :
channel - header - autogenerated - label |
yt - channel - title - autogenerated
) [ ^ " ]* " ''' , channel_page) is not None
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if autogenerated :
# The videos are contained in a single page
# the ajax pages can't be used, they are empty
video_ids = self . extract_videos_from_page ( channel_page )
else :
# Download all channel pages using the json-based channel_ajax query
for pagenum in itertools . count ( 1 ) :
url = self . _MORE_PAGES_URL % ( pagenum , channel_id )
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page = self . _download_json (
url , channel_id , note = u ' Downloading page # %s ' % pagenum ,
transform_source = uppercase_escape )
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ids_in_page = self . extract_videos_from_page ( page [ ' content_html ' ] )
video_ids . extend ( ids_in_page )
if self . _MORE_PAGES_INDICATOR not in page [ ' load_more_widget_html ' ] :
break
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self . _downloader . to_screen ( u ' [youtube] Channel %s : Found %i videos ' % ( channel_id , len ( video_ids ) ) )
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url_entries = [ self . url_result ( video_id , ' Youtube ' , video_id = video_id )
for video_id in video_ids ]
return self . playlist_result ( url_entries , channel_id )
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class YoutubeUserIE ( InfoExtractor ) :
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IE_DESC = u ' YouTube.com user videos (URL or " ytuser " keyword) '
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_VALID_URL = r ' (?:(?:(?:https?://)?(?: \ w+ \ .)?youtube \ .com/(?:user/)?(?!(?:attribution_link|watch|results)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)([A-Za-z0-9_-]+) '
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_TEMPLATE_URL = ' https://gdata.youtube.com/feeds/api/users/ %s '
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_GDATA_PAGE_SIZE = 50
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_GDATA_URL = ' https://gdata.youtube.com/feeds/api/users/ %s /uploads?max-results= %d &start-index= %d &alt=json '
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IE_NAME = u ' youtube:user '
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@classmethod
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def suitable ( cls , url ) :
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# Don't return True if the url can be extracted with other youtube
# extractor, the regex would is too permissive and it would match.
other_ies = iter ( klass for ( name , klass ) in globals ( ) . items ( ) if name . endswith ( ' IE ' ) and klass is not cls )
if any ( ie . suitable ( url ) for ie in other_ies ) : return False
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else : return super ( YoutubeUserIE , cls ) . suitable ( url )
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def _real_extract ( self , url ) :
# Extract username
mobj = re . match ( self . _VALID_URL , url )
if mobj is None :
raise ExtractorError ( u ' Invalid URL: %s ' % url )
username = mobj . group ( 1 )
# Download video ids using YouTube Data API. Result size per
# query is limited (currently to 50 videos) so we need to query
# page by page until there are no video ids - it means we got
# all of them.
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def download_page ( pagenum ) :
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start_index = pagenum * self . _GDATA_PAGE_SIZE + 1
gdata_url = self . _GDATA_URL % ( username , self . _GDATA_PAGE_SIZE , start_index )
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page = self . _download_webpage (
gdata_url , username ,
u ' Downloading video ids from %d to %d ' % (
start_index , start_index + self . _GDATA_PAGE_SIZE ) )
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try :
response = json . loads ( page )
except ValueError as err :
raise ExtractorError ( u ' Invalid JSON in API response: ' + compat_str ( err ) )
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if ' entry ' not in response [ ' feed ' ] :
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return
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# Extract video identifiers
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entries = response [ ' feed ' ] [ ' entry ' ]
for entry in entries :
title = entry [ ' title ' ] [ ' $t ' ]
video_id = entry [ ' id ' ] [ ' $t ' ] . split ( ' / ' ) [ - 1 ]
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yield {
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' _type ' : ' url ' ,
' url ' : video_id ,
' ie_key ' : ' Youtube ' ,
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' id ' : video_id ,
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' title ' : title ,
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}
url_results = PagedList ( download_page , self . _GDATA_PAGE_SIZE )
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return self . playlist_result ( url_results , playlist_title = username )
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class YoutubeSearchIE ( SearchInfoExtractor ) :
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IE_DESC = u ' YouTube.com searches '
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_API_URL = u ' https://gdata.youtube.com/feeds/api/videos?q= %s &start-index= %i &max-results=50&v=2&alt=jsonc '
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_MAX_RESULTS = 1000
IE_NAME = u ' youtube:search '
_SEARCH_KEY = ' ytsearch '
def _get_n_results ( self , query , n ) :
""" Get a specified number of results for a query """
video_ids = [ ]
pagenum = 0
limit = n
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PAGE_SIZE = 50
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while ( PAGE_SIZE * pagenum ) < limit :
result_url = self . _API_URL % (
compat_urllib_parse . quote_plus ( query . encode ( ' utf-8 ' ) ) ,
( PAGE_SIZE * pagenum ) + 1 )
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data_json = self . _download_webpage (
result_url , video_id = u ' query " %s " ' % query ,
note = u ' Downloading page %s ' % ( pagenum + 1 ) ,
errnote = u ' Unable to download API page ' )
data = json . loads ( data_json )
api_response = data [ ' data ' ]
if ' items ' not in api_response :
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raise ExtractorError (
u ' [youtube] No video results ' , expected = True )
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new_ids = list ( video [ ' id ' ] for video in api_response [ ' items ' ] )
video_ids + = new_ids
limit = min ( n , api_response [ ' totalItems ' ] )
pagenum + = 1
if len ( video_ids ) > n :
video_ids = video_ids [ : n ]
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videos = [ self . url_result ( video_id , ' Youtube ' , video_id = video_id )
for video_id in video_ids ]
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return self . playlist_result ( videos , query )
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class YoutubeSearchDateIE ( YoutubeSearchIE ) :
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IE_NAME = YoutubeSearchIE . IE_NAME + ' :date '
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_API_URL = ' https://gdata.youtube.com/feeds/api/videos?q= %s &start-index= %i &max-results=50&v=2&alt=jsonc&orderby=published '
_SEARCH_KEY = ' ytsearchdate '
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IE_DESC = u ' YouTube.com searches, newest videos first '
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class YoutubeSearchURLIE ( InfoExtractor ) :
IE_DESC = u ' YouTube.com search URLs '
IE_NAME = u ' youtube:search_url '
_VALID_URL = r ' https?://(?:www \ .)?youtube \ .com/results \ ?(.*?&)?search_query=(?P<query>[^&]+)(?:[&]|$) '
def _real_extract ( self , url ) :
mobj = re . match ( self . _VALID_URL , url )
query = compat_urllib_parse . unquote_plus ( mobj . group ( ' query ' ) )
webpage = self . _download_webpage ( url , query )
result_code = self . _search_regex (
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r ' (?s)<ol class= " item-section " (.*?)</ol> ' , webpage , u ' result HTML ' )
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part_codes = re . findall (
r ' (?s)<h3 class= " yt-lockup-title " >(.*?)</h3> ' , result_code )
entries = [ ]
for part_code in part_codes :
part_title = self . _html_search_regex (
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[ r ' (?s)title= " ([^ " ]+) " ' , r ' >([^<]+)</a> ' ] , part_code , ' item title ' , fatal = False )
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part_url_snippet = self . _html_search_regex (
r ' (?s)href= " ([^ " ]+) " ' , part_code , ' item URL ' )
part_url = compat_urlparse . urljoin (
' https://www.youtube.com/ ' , part_url_snippet )
entries . append ( {
' _type ' : ' url ' ,
' url ' : part_url ,
' title ' : part_title ,
} )
return {
' _type ' : ' playlist ' ,
' entries ' : entries ,
' title ' : query ,
}
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class YoutubeShowIE ( InfoExtractor ) :
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IE_DESC = u ' YouTube.com (multi-season) shows '
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_VALID_URL = r ' https?://www \ .youtube \ .com/show/(.*) '
IE_NAME = u ' youtube:show '
def _real_extract ( self , url ) :
mobj = re . match ( self . _VALID_URL , url )
show_name = mobj . group ( 1 )
webpage = self . _download_webpage ( url , show_name , u ' Downloading show webpage ' )
# There's one playlist for each season of the show
m_seasons = list ( re . finditer ( r ' href= " (/playlist \ ?list=.*?) " ' , webpage ) )
self . to_screen ( u ' %s : Found %s seasons ' % ( show_name , len ( m_seasons ) ) )
return [ self . url_result ( ' https://www.youtube.com ' + season . group ( 1 ) , ' YoutubePlaylist ' ) for season in m_seasons ]
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class YoutubeFeedsInfoExtractor ( YoutubeBaseInfoExtractor ) :
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"""
Base class for extractors that fetch info from
http : / / www . youtube . com / feed_ajax
Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties .
"""
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_LOGIN_REQUIRED = True
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# use action_load_personal_feed instead of action_load_system_feed
_PERSONAL_FEED = False
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@property
def _FEED_TEMPLATE ( self ) :
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action = ' action_load_system_feed '
if self . _PERSONAL_FEED :
action = ' action_load_personal_feed '
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return ' https://www.youtube.com/feed_ajax? %s =1&feed_name= %s &paging= %% s ' % ( action , self . _FEED_NAME )
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@property
def IE_NAME ( self ) :
return u ' youtube: %s ' % self . _FEED_NAME
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def _real_initialize ( self ) :
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self . _login ( )
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def _real_extract ( self , url ) :
feed_entries = [ ]
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paging = 0
for i in itertools . count ( 1 ) :
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info = self . _download_json ( self . _FEED_TEMPLATE % paging ,
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u ' %s feed ' % self . _FEED_NAME ,
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u ' Downloading page %s ' % i )
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feed_html = info . get ( ' feed_html ' ) or info . get ( ' content_html ' )
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m_ids = re . finditer ( r ' " /watch \ ?v=(.*?)[ " &] ' , feed_html )
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ids = orderedSet ( m . group ( 1 ) for m in m_ids )
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feed_entries . extend (
self . url_result ( video_id , ' Youtube ' , video_id = video_id )
for video_id in ids )
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mobj = re . search (
r ' data-uix-load-more-href= " /?[^ " ]+paging=(?P<paging> \ d+) ' ,
feed_html )
if mobj is None :
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break
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paging = mobj . group ( ' paging ' )
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return self . playlist_result ( feed_entries , playlist_title = self . _PLAYLIST_TITLE )
class YoutubeSubscriptionsIE ( YoutubeFeedsInfoExtractor ) :
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IE_DESC = u ' YouTube.com subscriptions feed, " ytsubs " keyword (requires authentication) '
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_VALID_URL = r ' https?://www \ .youtube \ .com/feed/subscriptions|:ytsubs(?:criptions)? '
_FEED_NAME = ' subscriptions '
_PLAYLIST_TITLE = u ' Youtube Subscriptions '
class YoutubeRecommendedIE ( YoutubeFeedsInfoExtractor ) :
IE_DESC = u ' YouTube.com recommended videos, " ytrec " keyword (requires authentication) '
_VALID_URL = r ' https?://www \ .youtube \ .com/feed/recommended|:ytrec(?:ommended)? '
_FEED_NAME = ' recommended '
_PLAYLIST_TITLE = u ' Youtube Recommended videos '
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class YoutubeWatchLaterIE ( YoutubeFeedsInfoExtractor ) :
IE_DESC = u ' Youtube watch later list, " ytwatchlater " keyword (requires authentication) '
_VALID_URL = r ' https?://www \ .youtube \ .com/feed/watch_later|:ytwatchlater '
_FEED_NAME = ' watch_later '
_PLAYLIST_TITLE = u ' Youtube Watch Later '
_PERSONAL_FEED = True
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class YoutubeHistoryIE ( YoutubeFeedsInfoExtractor ) :
IE_DESC = u ' Youtube watch history, " ythistory " keyword (requires authentication) '
_VALID_URL = u ' https?://www \ .youtube \ .com/feed/history|:ythistory '
_FEED_NAME = ' history '
_PERSONAL_FEED = True
_PLAYLIST_TITLE = u ' Youtube Watch History '
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class YoutubeFavouritesIE ( YoutubeBaseInfoExtractor ) :
IE_NAME = u ' youtube:favorites '
IE_DESC = u ' YouTube.com favourite videos, " ytfav " keyword (requires authentication) '
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_VALID_URL = r ' https?://www \ .youtube \ .com/my_favorites|:ytfav(?:ou?rites)? '
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_LOGIN_REQUIRED = True
def _real_extract ( self , url ) :
webpage = self . _download_webpage ( ' https://www.youtube.com/my_favorites ' , ' Youtube Favourites videos ' )
playlist_id = self . _search_regex ( r ' list=(.+?)[ " &] ' , webpage , u ' favourites playlist id ' )
return self . url_result ( playlist_id , ' YoutubePlaylist ' )
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class YoutubeTruncatedURLIE ( InfoExtractor ) :
IE_NAME = ' youtube:truncated_url '
IE_DESC = False # Do not list
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_VALID_URL = r ''' (?x)
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( ? : https ? : / / ) ? [ ^ / ] + / watch \? ( ? :
feature = [ a - z_ ] + |
annotation_id = annotation_ [ ^ & ] +
) ? $ |
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( ? : https ? : / / ) ? ( ? : www \. ) ? youtube \. com / attribution_link \? a = [ ^ & ] + $
'''
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_TESTS = [ {
' url ' : ' http://www.youtube.com/watch?annotation_id=annotation_3951667041 ' ,
' only_matching ' : True ,
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} , {
' url ' : ' http://www.youtube.com/watch? ' ,
' only_matching ' : True ,
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} ]
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def _real_extract ( self , url ) :
raise ExtractorError (
u ' Did you forget to quote the URL? Remember that & is a meta '
u ' character in most shells, so you want to put the URL in quotes, '
u ' like youtube-dl '
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u ' " http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc " '
u ' or simply youtube-dl BaW_jenozKc . ' ,
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expected = True )