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1734 lines
72 KiB
Python
1734 lines
72 KiB
Python
# coding: utf-8
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import collections
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import itertools
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import io
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import json
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import netrc
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import re
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import socket
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import string
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import struct
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import traceback
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import zlib
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from .common import InfoExtractor, SearchInfoExtractor
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from .subtitles import SubtitlesInfoExtractor
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from ..utils import (
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compat_http_client,
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compat_parse_qs,
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compat_urllib_error,
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compat_urllib_parse,
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compat_urllib_request,
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compat_str,
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clean_html,
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get_element_by_id,
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ExtractorError,
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unescapeHTML,
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unified_strdate,
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orderedSet,
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)
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class YoutubeBaseInfoExtractor(InfoExtractor):
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"""Provide base functions for Youtube extractors"""
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_LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
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_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 = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
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_NETRC_MACHINE = 'youtube'
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# If True it will raise an error if no login info is provided
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_LOGIN_REQUIRED = False
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def report_lang(self):
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"""Report attempt to set language."""
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self.to_screen(u'Setting language')
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def _set_language(self):
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request = compat_urllib_request.Request(self._LANG_URL)
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try:
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self.report_lang()
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compat_urllib_request.urlopen(request).read()
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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self._downloader.report_warning(u'unable to set language: %s' % compat_str(err))
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return False
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return True
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def _login(self):
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(username, password) = self._get_login_info()
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# No authentication to be performed
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if username is None:
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if self._LOGIN_REQUIRED:
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raise ExtractorError(u'No login info available, needed for using %s.' % self.IE_NAME, expected=True)
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return False
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request = compat_urllib_request.Request(self._LOGIN_URL)
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try:
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login_page = compat_urllib_request.urlopen(request).read().decode('utf-8')
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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self._downloader.report_warning(u'unable to fetch login page: %s' % compat_str(err))
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return False
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galx = None
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dsh = None
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match = re.search(re.compile(r'<input.+?name="GALX".+?value="(.+?)"', re.DOTALL), login_page)
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if match:
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galx = match.group(1)
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match = re.search(re.compile(r'<input.+?name="dsh".+?value="(.+?)"', re.DOTALL), login_page)
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if match:
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dsh = match.group(1)
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# Log in
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login_form_strs = {
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u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
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u'Email': username,
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u'GALX': galx,
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u'Passwd': password,
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u'PersistentCookie': u'yes',
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u'_utf8': u'霱',
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u'bgresponse': u'js_disabled',
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u'checkConnection': u'',
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u'checkedDomains': u'youtube',
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u'dnConn': u'',
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u'dsh': dsh,
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u'pstMsg': u'0',
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u'rmShown': u'1',
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u'secTok': u'',
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u'signIn': u'Sign in',
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u'timeStmp': u'',
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u'service': u'youtube',
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u'uilel': u'3',
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u'hl': u'en_US',
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}
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# Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
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# chokes on unicode
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login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
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login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
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request = compat_urllib_request.Request(self._LOGIN_URL, login_data)
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try:
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self.report_login()
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login_results = compat_urllib_request.urlopen(request).read().decode('utf-8')
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if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None:
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self._downloader.report_warning(u'unable to log in: bad username or password')
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return False
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
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return False
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return True
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def _confirm_age(self):
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age_form = {
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'next_url': '/',
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'action_confirm': 'Confirm',
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}
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request = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form))
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try:
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self.report_age_confirmation()
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compat_urllib_request.urlopen(request).read().decode('utf-8')
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err))
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return True
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def _real_initialize(self):
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if self._downloader is None:
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return
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if not self._set_language():
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return
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if not self._login():
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return
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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"""^
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(
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(?:https?://)? # http(s):// (optional)
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(?:(?:(?:(?:\w+\.)?youtube(?:-nocookie)?\.com/|
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tube\.majestyc\.net/|
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youtube\.googleapis\.com/) # the various hostnames, with wildcard subdomains
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(?:.*?\#/)? # handle anchor (#/) redirect urls
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(?: # the various things that can precede the ID:
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(?:(?:v|embed|e)/) # v/ or embed/ or e/
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|(?: # 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 #!
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(?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx)
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v=
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)
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))
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|youtu\.be/ # just youtu.be/xxxx
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)
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)? # all until now is optional -> you can pass the naked ID
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([0-9A-Za-z_-]{11}) # here is it! the YouTube video ID
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(?(1).+)? # if we found the ID, everything can follow
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$"""
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_NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
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# Listed in order of quality
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_available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '36', '17', '13',
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# Apple HTTP Live Streaming
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'96', '95', '94', '93', '92', '132', '151',
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# 3D
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'85', '84', '102', '83', '101', '82', '100',
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# Dash video
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'138', '137', '248', '136', '247', '135', '246',
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'245', '244', '134', '243', '133', '242', '160',
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# Dash audio
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'141', '172', '140', '171', '139',
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]
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_available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '36', '17', '13',
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# Apple HTTP Live Streaming
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'96', '95', '94', '93', '92', '132', '151',
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# 3D
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'85', '102', '84', '101', '83', '100', '82',
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# Dash video
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'138', '248', '137', '247', '136', '246', '245',
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'244', '135', '243', '134', '242', '133', '160',
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# Dash audio
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'172', '141', '171', '140', '139',
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]
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_video_formats_map = {
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'flv': ['35', '34', '6', '5'],
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'3gp': ['36', '17', '13'],
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'mp4': ['38', '37', '22', '18'],
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'webm': ['46', '45', '44', '43'],
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}
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_video_extensions = {
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'13': '3gp',
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'17': '3gp',
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'18': 'mp4',
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'22': 'mp4',
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'36': '3gp',
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'37': 'mp4',
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'38': 'mp4',
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'43': 'webm',
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'44': 'webm',
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'45': 'webm',
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'46': 'webm',
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# 3d videos
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'82': 'mp4',
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'83': 'mp4',
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'84': 'mp4',
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'85': 'mp4',
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'100': 'webm',
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'101': 'webm',
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'102': 'webm',
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# Apple HTTP Live Streaming
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'92': 'mp4',
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'93': 'mp4',
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'94': 'mp4',
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'95': 'mp4',
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'96': 'mp4',
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'132': 'mp4',
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'151': 'mp4',
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# Dash mp4
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'133': 'mp4',
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'134': 'mp4',
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'135': 'mp4',
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'136': 'mp4',
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'137': 'mp4',
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'138': 'mp4',
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'139': 'mp4',
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'140': 'mp4',
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'141': 'mp4',
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'160': 'mp4',
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# Dash webm
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'171': 'webm',
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'172': 'webm',
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'242': 'webm',
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'243': 'webm',
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'244': 'webm',
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'245': 'webm',
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'246': 'webm',
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'247': 'webm',
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'248': 'webm',
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}
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_video_dimensions = {
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'5': '240x400',
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'6': '???',
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'13': '???',
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'17': '144x176',
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'18': '360x640',
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'22': '720x1280',
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'34': '360x640',
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'35': '480x854',
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'36': '240x320',
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'37': '1080x1920',
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'38': '3072x4096',
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'43': '360x640',
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'44': '480x854',
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'45': '720x1280',
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'46': '1080x1920',
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'82': '360p',
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'83': '480p',
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'84': '720p',
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'85': '1080p',
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'92': '240p',
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'93': '360p',
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'94': '480p',
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'95': '720p',
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'96': '1080p',
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'100': '360p',
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'101': '480p',
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'102': '720p',
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'132': '240p',
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'151': '72p',
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'133': '240p',
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'134': '360p',
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'135': '480p',
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'136': '720p',
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'137': '1080p',
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'138': '>1080p',
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'139': '48k',
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'140': '128k',
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'141': '256k',
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'160': '192p',
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'171': '128k',
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'172': '256k',
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'242': '240p',
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'243': '360p',
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'244': '480p',
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'245': '480p',
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'246': '480p',
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'247': '720p',
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'248': '1080p',
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}
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_special_itags = {
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'82': '3D',
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'83': '3D',
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'84': '3D',
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'85': '3D',
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'100': '3D',
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'101': '3D',
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'102': '3D',
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'133': 'DASH Video',
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'134': 'DASH Video',
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'135': 'DASH Video',
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'136': 'DASH Video',
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'137': 'DASH Video',
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'138': 'DASH Video',
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'139': 'DASH Audio',
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'140': 'DASH Audio',
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'141': 'DASH Audio',
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'160': 'DASH Video',
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'171': 'DASH Audio',
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'172': 'DASH Audio',
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'242': 'DASH Video',
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'243': 'DASH Video',
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'244': 'DASH Video',
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'245': 'DASH Video',
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'246': 'DASH Video',
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'247': 'DASH Video',
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'248': 'DASH Video',
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}
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IE_NAME = u'youtube'
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_TESTS = [
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{
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u"url": u"http://www.youtube.com/watch?v=BaW_jenozKc",
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u"file": u"BaW_jenozKc.mp4",
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u"info_dict": {
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u"title": u"youtube-dl test video \"'/\\ä↭𝕐",
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u"uploader": u"Philipp Hagemeister",
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u"uploader_id": u"phihag",
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u"upload_date": u"20121002",
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u"description": u"test chars: \"'/\\ä↭𝕐\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de ."
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}
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},
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{
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u"url": u"http://www.youtube.com/watch?v=1ltcDfZMA3U",
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u"file": u"1ltcDfZMA3U.flv",
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u"note": u"Test VEVO video (#897)",
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u"info_dict": {
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u"upload_date": u"20070518",
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u"title": u"Maps - It Will Find You",
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u"description": u"Music video by Maps performing It Will Find You.",
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u"uploader": u"MuteUSA",
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u"uploader_id": u"MuteUSA"
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}
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},
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{
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u"url": u"http://www.youtube.com/watch?v=UxxajLWwzqY",
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u"file": u"UxxajLWwzqY.mp4",
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u"note": u"Test generic use_cipher_signature video (#897)",
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u"info_dict": {
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u"upload_date": u"20120506",
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u"title": u"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]",
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u"description": u"md5:3e2666e0a55044490499ea45fe9037b7",
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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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},
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{
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u"url": u"https://www.youtube.com/watch?v=07FYdnEawAQ",
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u"file": u"07FYdnEawAQ.mp4",
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u"note": u"Test VEVO video with age protection (#956)",
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u"info_dict": {
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u"upload_date": u"20130703",
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u"title": u"Justin Timberlake - Tunnel Vision (Explicit)",
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u"description": u"md5:64249768eec3bc4276236606ea996373",
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u"uploader": u"justintimberlakeVEVO",
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u"uploader_id": u"justintimberlakeVEVO"
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}
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},
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{
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u'url': u'https://www.youtube.com/watch?v=TGi3HqYrWHE',
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u'file': u'TGi3HqYrWHE.mp4',
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u'note': u'm3u8 video',
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u'info_dict': {
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u'title': u'Triathlon - Men - London 2012 Olympic Games',
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u'description': u'- Men - TR02 - Triathlon - 07 August 2012 - London 2012 Olympic Games',
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u'uploader': u'olympic',
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u'upload_date': u'20120807',
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u'uploader_id': u'olympic',
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},
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u'params': {
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u'skip_download': True,
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},
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},
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]
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@classmethod
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def suitable(cls, url):
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"""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, re.VERBOSE) is not None
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def __init__(self, *args, **kwargs):
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super(YoutubeIE, self).__init__(*args, **kwargs)
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self._jsplayer_cache = {}
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def report_video_webpage_download(self, video_id):
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"""Report attempt to download video webpage."""
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self.to_screen(u'%s: Downloading video webpage' % video_id)
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def report_video_info_webpage_download(self, video_id):
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"""Report attempt to download video info webpage."""
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self.to_screen(u'%s: Downloading video info webpage' % video_id)
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|
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def report_information_extraction(self, video_id):
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"""Report attempt to extract video information."""
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self.to_screen(u'%s: Extracting video information' % video_id)
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|
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def report_unavailable_format(self, video_id, format):
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"""Report extracted video URL."""
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self.to_screen(u'%s: Format %s not available' % (video_id, format))
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|
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def report_rtmp_download(self):
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"""Indicate the download will use the RTMP protocol."""
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self.to_screen(u'RTMP download detected')
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def _extract_signature_function(self, video_id, player_url):
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id_m = re.match(r'.*-(?P<id>[^.]+)\.(?P<ext>[^.]+)$', player_url)
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player_type = id_m.group('ext')
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player_id = id_m.group('id')
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if player_type == 'js':
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code = self._download_webpage(
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player_url, video_id,
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note=u'Downloading %s player %s' % (player_type, jsplayer_id),
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errnote=u'Download of %s failed' % player_url)
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return self._parse_sig_js(code)
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elif player_tpye == 'swf':
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urlh = self._request_webpage(
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player_url, video_id,
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note=u'Downloading %s player %s' % (player_type, jsplayer_id),
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errnote=u'Download of %s failed' % player_url)
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code = urlh.read()
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return self._parse_sig_swf(code)
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else:
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assert False, 'Invalid player type %r' % player_type
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def _parse_sig_js(self, jscode):
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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')
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functions = {}
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|
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def argidx(varname):
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return string.lowercase.index(varname)
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|
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def interpret_statement(stmt, local_vars, allow_recursion=20):
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if allow_recursion < 0:
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raise ExctractorError(u'Recursion limit reached')
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|
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if stmt.startswith(u'var '):
|
|
stmt = stmt[len(u'var '):]
|
|
ass_m = re.match(r'^(?P<out>[a-z]+)(?:\[(?P<index>[^\]]+)\])?' +
|
|
r'=(?P<expr>.*)$', stmt)
|
|
if ass_m:
|
|
if ass_m.groupdict().get('index'):
|
|
def assign(val):
|
|
lvar = local_vars[ass_m.group('out')]
|
|
idx = interpret_expression(ass_m.group('index'),
|
|
local_vars, allow_recursion)
|
|
assert isinstance(idx, int)
|
|
lvar[idx] = val
|
|
return val
|
|
expr = ass_m.group('expr')
|
|
else:
|
|
def assign(val):
|
|
local_vars[ass_m.group('out')] = val
|
|
return val
|
|
expr = ass_m.group('expr')
|
|
elif stmt.startswith(u'return '):
|
|
assign = lambda v: v
|
|
expr = stmt[len(u'return '):]
|
|
else:
|
|
raise ExtractorError(
|
|
u'Cannot determine left side of statement in %r' % stmt)
|
|
|
|
v = interpret_expression(expr, local_vars, allow_recursion)
|
|
return assign(v)
|
|
|
|
def interpret_expression(expr, local_vars, allow_recursion):
|
|
if expr.isdigit():
|
|
return int(expr)
|
|
|
|
if expr.isalpha():
|
|
return local_vars[expr]
|
|
|
|
m = re.match(r'^(?P<in>[a-z]+)\.(?P<member>.*)$', expr)
|
|
if m:
|
|
member = m.group('member')
|
|
val = local_vars[m.group('in')]
|
|
if member == 'split("")':
|
|
return list(val)
|
|
if member == 'join("")':
|
|
return u''.join(val)
|
|
if member == 'length':
|
|
return len(val)
|
|
if member == 'reverse()':
|
|
return val[::-1]
|
|
slice_m = re.match(r'slice\((?P<idx>.*)\)', member)
|
|
if slice_m:
|
|
idx = interpret_expression(
|
|
slice_m.group('idx'), local_vars, allow_recursion-1)
|
|
return val[idx:]
|
|
|
|
m = re.match(
|
|
r'^(?P<in>[a-z]+)\[(?P<idx>.+)\]$', expr)
|
|
if m:
|
|
val = local_vars[m.group('in')]
|
|
idx = interpret_expression(m.group('idx'), local_vars,
|
|
allow_recursion-1)
|
|
return val[idx]
|
|
|
|
m = re.match(r'^(?P<a>.+?)(?P<op>[%])(?P<b>.+?)$', expr)
|
|
if m:
|
|
a = interpret_expression(m.group('a'),
|
|
local_vars, allow_recursion)
|
|
b = interpret_expression(m.group('b'),
|
|
local_vars, allow_recursion)
|
|
return a % b
|
|
|
|
m = re.match(
|
|
r'^(?P<func>[a-zA-Z]+)\((?P<args>[a-z0-9,]+)\)$', expr)
|
|
if m:
|
|
fname = m.group('func')
|
|
if fname not in functions:
|
|
functions[fname] = extract_function(fname)
|
|
argvals = [int(v) if v.isdigit() else local_vars[v]
|
|
for v in m.group('args').split(',')]
|
|
return functions[fname](argvals)
|
|
raise ExtractorError(u'Unsupported JS expression %r' % expr)
|
|
|
|
def extract_function(funcname):
|
|
func_m = re.search(
|
|
r'function ' + re.escape(funcname) +
|
|
r'\((?P<args>[a-z,]+)\){(?P<code>[^}]+)}',
|
|
jscode)
|
|
argnames = func_m.group('args').split(',')
|
|
|
|
def resf(args):
|
|
local_vars = dict(zip(argnames, args))
|
|
for stmt in func_m.group('code').split(';'):
|
|
res = interpret_statement(stmt, local_vars)
|
|
return res
|
|
return resf
|
|
|
|
initial_function = extract_function(funcname)
|
|
return lambda s: initial_function([s])
|
|
|
|
def _parse_sig_swf(self, file_contents):
|
|
if file_contents[1:3] != b'WS':
|
|
raise ExtractorError(
|
|
u'Not an SWF file; header is %r' % file_contents[:3])
|
|
if file_contents[:1] == b'C':
|
|
content = zlib.decompress(file_contents[8:])
|
|
else:
|
|
raise NotImplementedError(u'Unsupported compression format %r' %
|
|
file_contents[:1])
|
|
|
|
def extract_tags(content):
|
|
pos = 0
|
|
while pos < len(content):
|
|
header16 = struct.unpack('<H', content[pos:pos+2])[0]
|
|
pos += 2
|
|
tag_code = header16 >> 6
|
|
tag_len = header16 & 0x3f
|
|
if tag_len == 0x3f:
|
|
tag_len = struct.unpack('<I', content[pos:pos+4])[0]
|
|
pos += 4
|
|
assert pos+tag_len <= len(content)
|
|
yield (tag_code, content[pos:pos+tag_len])
|
|
pos += tag_len
|
|
|
|
code_tag = next(tag
|
|
for tag_code, tag in extract_tags(content)
|
|
if tag_code == 82)
|
|
p = code_tag.index(b'\0', 4) + 1
|
|
|
|
# Parse ABC (AVM2 ByteCode)
|
|
def read_int(data=None, pos=None):
|
|
if hasattr(data, 'read'):
|
|
assert pos is None
|
|
|
|
res = 0
|
|
shift = 0
|
|
for _ in range(5):
|
|
buf = data.read(1)
|
|
assert len(buf) == 1
|
|
b = struct.unpack('<B', buf)[0]
|
|
res = res | ((b & 0x7f) << shift)
|
|
if b & 0x80 == 0:
|
|
break
|
|
shift += 7
|
|
return res
|
|
|
|
if data is None:
|
|
data = code_tag
|
|
if pos is None:
|
|
pos = p
|
|
res = 0
|
|
shift = 0
|
|
for _ in range(5):
|
|
b = struct.unpack('<B', data[pos:pos+1])[0]
|
|
pos += 1
|
|
res = res | ((b & 0x7f) << shift)
|
|
if b & 0x80 == 0:
|
|
break
|
|
shift += 7
|
|
return (res, pos)
|
|
assert read_int(b'\x00', 0) == (0, 1)
|
|
assert read_int(b'\x10', 0) == (16, 1)
|
|
assert read_int(b'\x34', 0) == (0x34, 1)
|
|
assert read_int(b'\xb4\x12', 0) == (0x12 * 0x80 + 0x34, 2)
|
|
assert read_int(b'\xff\xff\xff\x00', 0) == (0x1fffff, 4)
|
|
|
|
def u30(*args, **kwargs):
|
|
res = read_int(*args, **kwargs)
|
|
if isinstance(res, tuple):
|
|
assert res[0] & 0xf0000000 == 0
|
|
else:
|
|
assert res & 0xf0000000 == 0
|
|
return res
|
|
u32 = read_int
|
|
|
|
def s32(data=None, pos=None):
|
|
v, pos = read_int(data, pos)
|
|
if v & 0x80000000 != 0:
|
|
v = - ((v ^ 0xffffffff) + 1)
|
|
return (v, pos)
|
|
assert s32(b'\xff\xff\xff\xff\x0f', 0) == (-1, 5)
|
|
|
|
def string():
|
|
slen, p = u30()
|
|
return (code_tag[p:p+slen].decode('utf-8'), p + slen)
|
|
|
|
def read_byte(data=None, pos=None):
|
|
if data is None:
|
|
data = code_tag
|
|
if pos is None:
|
|
pos = p
|
|
res = struct.unpack('<B', data[pos:pos+1])[0]
|
|
return (res, pos + 1)
|
|
|
|
# minor_version + major_version
|
|
p += 2 + 2
|
|
|
|
# Constant pool
|
|
int_count, p = u30()
|
|
for _c in range(1, int_count):
|
|
_, p = s32()
|
|
uint_count, p = u30()
|
|
for _c in range(1, uint_count):
|
|
_, p = u32()
|
|
double_count, p = u30()
|
|
p += (double_count-1) * 8
|
|
string_count, p = u30()
|
|
constant_strings = [u'']
|
|
for _c in range(1, string_count):
|
|
s, p = string()
|
|
constant_strings.append(s)
|
|
namespace_count, p = u30()
|
|
for _c in range(1, namespace_count):
|
|
p += 1 # kind
|
|
_, p = u30() # name
|
|
ns_set_count, p = u30()
|
|
for _c in range(1, ns_set_count):
|
|
count, p = u30()
|
|
for _c2 in range(count):
|
|
_, p = u30()
|
|
multiname_count, p = u30()
|
|
MULTINAME_SIZES = {
|
|
0x07: 2, # QName
|
|
0x0d: 2, # QNameA
|
|
0x0f: 1, # RTQName
|
|
0x10: 1, # RTQNameA
|
|
0x11: 0, # RTQNameL
|
|
0x12: 0, # RTQNameLA
|
|
0x09: 2, # Multiname
|
|
0x0e: 2, # MultinameA
|
|
0x1b: 1, # MultinameL
|
|
0x1c: 1, # MultinameLA
|
|
}
|
|
multinames = [u'']
|
|
for _c in range(1, multiname_count):
|
|
kind, p = u30()
|
|
assert kind in MULTINAME_SIZES, u'Invalid multiname kind %r' % kind
|
|
if kind == 0x07:
|
|
namespace_idx, p = u30()
|
|
name_idx, p = u30()
|
|
multinames.append(constant_strings[name_idx])
|
|
else:
|
|
multinames.append('[MULTINAME kind: %d]' % kind)
|
|
for _c2 in range(MULTINAME_SIZES[kind]):
|
|
_, p = u30()
|
|
|
|
# Methods
|
|
method_count, p = u30()
|
|
MethodInfo = collections.namedtuple(
|
|
'MethodInfo',
|
|
['NEED_ARGUMENTS', 'NEED_REST'])
|
|
method_infos = []
|
|
for method_id in range(method_count):
|
|
param_count, p = u30()
|
|
_, p = u30() # return type
|
|
for _ in range(param_count):
|
|
_, p = u30() # param type
|
|
_, p = u30() # name index (always 0 for youtube)
|
|
flags, p = read_byte()
|
|
if flags & 0x08 != 0:
|
|
# Options present
|
|
option_count, p = u30()
|
|
for c in range(option_count):
|
|
_, p = u30() # val
|
|
p += 1 # kind
|
|
if flags & 0x80 != 0:
|
|
# Param names present
|
|
for _ in range(param_count):
|
|
_, p = u30() # param name
|
|
mi = MethodInfo(flags & 0x01 != 0, flags & 0x04 != 0)
|
|
method_infos.append(mi)
|
|
|
|
# Metadata
|
|
metadata_count, p = u30()
|
|
for _c in range(metadata_count):
|
|
_, p = u30() # name
|
|
item_count, p = u30()
|
|
for _c2 in range(item_count):
|
|
_, p = u30() # key
|
|
_, p = u30() # value
|
|
|
|
def parse_traits_info(pos=None):
|
|
if pos is None:
|
|
pos = p
|
|
trait_name_idx, pos = u30(pos=pos)
|
|
kind_full, pos = read_byte(pos=pos)
|
|
kind = kind_full & 0x0f
|
|
attrs = kind_full >> 4
|
|
methods = {}
|
|
if kind in [0x00, 0x06]: # Slot or Const
|
|
_, pos = u30(pos=pos) # Slot id
|
|
type_name_idx, pos = u30(pos=pos)
|
|
vindex, pos = u30(pos=pos)
|
|
if vindex != 0:
|
|
_, pos = read_byte(pos=pos) # vkind
|
|
elif kind in [0x01, 0x02, 0x03]: # Method / Getter / Setter
|
|
_, pos = u30(pos=pos) # disp_id
|
|
method_idx, pos = u30(pos=pos)
|
|
methods[multinames[trait_name_idx]] = method_idx
|
|
elif kind == 0x04: # Class
|
|
_, pos = u30(pos=pos) # slot_id
|
|
_, pos = u30(pos=pos) # classi
|
|
elif kind == 0x05: # Function
|
|
_, pos = u30(pos=pos) # slot_id
|
|
function_idx, pos = u30(pos=pos)
|
|
methods[function_idx] = multinames[trait_name_idx]
|
|
else:
|
|
raise ExtractorError(u'Unsupported trait kind %d' % kind)
|
|
|
|
if attrs & 0x4 != 0: # Metadata present
|
|
metadata_count, pos = u30(pos=pos)
|
|
for _c3 in range(metadata_count):
|
|
_, pos = u30(pos=pos)
|
|
|
|
return (methods, pos)
|
|
|
|
# Classes
|
|
TARGET_CLASSNAME = u'SignatureDecipher'
|
|
searched_idx = multinames.index(TARGET_CLASSNAME)
|
|
searched_class_id = None
|
|
class_count, p = u30()
|
|
for class_id in range(class_count):
|
|
name_idx, p = u30()
|
|
if name_idx == searched_idx:
|
|
# We found the class we're looking for!
|
|
searched_class_id = class_id
|
|
_, p = u30() # super_name idx
|
|
flags, p = read_byte()
|
|
if flags & 0x08 != 0: # Protected namespace is present
|
|
protected_ns_idx, p = u30()
|
|
intrf_count, p = u30()
|
|
for _c2 in range(intrf_count):
|
|
_, p = u30()
|
|
_, p = u30() # iinit
|
|
trait_count, p = u30()
|
|
for _c2 in range(trait_count):
|
|
_, p = parse_traits_info()
|
|
|
|
if searched_class_id is None:
|
|
raise ExtractorError(u'Target class %r not found' %
|
|
TARGET_CLASSNAME)
|
|
|
|
method_names = {}
|
|
method_idxs = {}
|
|
for class_id in range(class_count):
|
|
_, p = u30() # cinit
|
|
trait_count, p = u30()
|
|
for _c2 in range(trait_count):
|
|
trait_methods, p = parse_traits_info()
|
|
if class_id == searched_class_id:
|
|
method_names.update(trait_methods.items())
|
|
method_idxs.update(dict(
|
|
(idx, name)
|
|
for name, idx in trait_methods.items()))
|
|
|
|
# Scripts
|
|
script_count, p = u30()
|
|
for _c in range(script_count):
|
|
_, p = u30() # init
|
|
trait_count, p = u30()
|
|
for _c2 in range(trait_count):
|
|
_, p = parse_traits_info()
|
|
|
|
# Method bodies
|
|
method_body_count, p = u30()
|
|
Method = collections.namedtuple('Method', ['code', 'local_count'])
|
|
methods = {}
|
|
for _c in range(method_body_count):
|
|
method_idx, p = u30()
|
|
max_stack, p = u30()
|
|
local_count, p = u30()
|
|
init_scope_depth, p = u30()
|
|
max_scope_depth, p = u30()
|
|
code_length, p = u30()
|
|
if method_idx in method_idxs:
|
|
m = Method(code_tag[p:p+code_length], local_count)
|
|
methods[method_idxs[method_idx]] = m
|
|
p += code_length
|
|
exception_count, p = u30()
|
|
for _c2 in range(exception_count):
|
|
_, p = u30() # from
|
|
_, p = u30() # to
|
|
_, p = u30() # target
|
|
_, p = u30() # exc_type
|
|
_, p = u30() # var_name
|
|
trait_count, p = u30()
|
|
for _c2 in range(trait_count):
|
|
_, p = parse_traits_info()
|
|
|
|
assert p == len(code_tag)
|
|
assert len(methods) == len(method_idxs)
|
|
|
|
method_pyfunctions = {}
|
|
|
|
def extract_function(func_name):
|
|
if func_name in method_pyfunctions:
|
|
return method_pyfunctions[func_name]
|
|
if func_name not in methods:
|
|
raise ExtractorError(u'Cannot find function %r' % func_name)
|
|
m = methods[func_name]
|
|
|
|
def resfunc(args):
|
|
print('Entering function %s(%r)' % (func_name, args))
|
|
registers = ['(this)'] + list(args) + [None] * m.local_count
|
|
stack = []
|
|
coder = io.BytesIO(m.code)
|
|
while True:
|
|
opcode = struct.unpack('!B', coder.read(1))[0]
|
|
if opcode == 208: # getlocal_0
|
|
stack.append(registers[0])
|
|
elif opcode == 209: # getlocal_1
|
|
stack.append(registers[1])
|
|
elif opcode == 210: # getlocal_2
|
|
stack.append(registers[2])
|
|
elif opcode == 36: # pushbyte
|
|
v = struct.unpack('!B', coder.read(1))[0]
|
|
stack.append(v)
|
|
elif opcode == 44: # pushstring
|
|
idx = u30(coder)
|
|
stack.append(constant_strings[idx])
|
|
elif opcode == 48: # pushscope
|
|
# We don't implement the scope register, so we'll just
|
|
# ignore the popped value
|
|
stack.pop()
|
|
elif opcode == 70: # callproperty
|
|
index = u30(coder)
|
|
mname = multinames[index]
|
|
arg_count = u30(coder)
|
|
args = list(reversed(
|
|
[stack.pop() for _ in range(arg_count)]))
|
|
obj = stack.pop()
|
|
if mname == u'split':
|
|
assert len(args) == 1
|
|
assert isinstance(args[0], compat_str)
|
|
assert isinstance(obj, compat_str)
|
|
if args[0] == u'':
|
|
res = list(obj)
|
|
else:
|
|
res = obj.split(args[0])
|
|
stack.append(res)
|
|
elif mname in method_pyfunctions:
|
|
stack.append(method_pyfunctions[mname](args))
|
|
else:
|
|
raise NotImplementedError(
|
|
u'Unsupported property %r on %r'
|
|
% (mname, obj))
|
|
elif opcode == 93: # findpropstrict
|
|
index = u30(coder)
|
|
mname = multinames[index]
|
|
res = extract_function(mname)
|
|
stack.append(res)
|
|
elif opcode == 97: # setproperty
|
|
index = u30(coder)
|
|
value = stack.pop()
|
|
idx = stack.pop()
|
|
obj = stack.pop()
|
|
assert isinstance(obj, list)
|
|
assert isinstance(idx, int)
|
|
obj[idx] = value
|
|
elif opcode == 98: # getlocal
|
|
index = u30(coder)
|
|
stack.append(registers[index])
|
|
elif opcode == 99: # setlocal
|
|
index = u30(coder)
|
|
value = stack.pop()
|
|
registers[index] = value
|
|
elif opcode == 102: # getproperty
|
|
index = u30(coder)
|
|
pname = multinames[index]
|
|
if pname == u'length':
|
|
obj = stack.pop()
|
|
assert isinstance(obj, list)
|
|
stack.append(len(obj))
|
|
else: # Assume attribute access
|
|
idx = stack.pop()
|
|
assert isinstance(idx, int)
|
|
obj = stack.pop()
|
|
assert isinstance(obj, list)
|
|
stack.append(obj[idx])
|
|
elif opcode == 128: # coerce
|
|
_ = u30(coder)
|
|
elif opcode == 133: # coerce_s
|
|
assert isinstance(stack[-1], (type(None), compat_str))
|
|
elif opcode == 164: # modulo
|
|
value2 = stack.pop()
|
|
value1 = stack.pop()
|
|
res = value1 % value2
|
|
stack.append(res)
|
|
elif opcode == 214: # setlocal_2
|
|
registers[2] = stack.pop()
|
|
elif opcode == 215: # setlocal_3
|
|
registers[3] = stack.pop()
|
|
else:
|
|
raise NotImplementedError(
|
|
u'Unsupported opcode %d' % opcode)
|
|
|
|
method_pyfunctions[func_name] = resfunc
|
|
return resfunc
|
|
|
|
initial_function = extract_function(u'decipher')
|
|
return lambda s: initial_function([s])
|
|
|
|
def _decrypt_signature(self, s, video_id, jsplayer_url, age_gate=False):
|
|
"""Turn the encrypted s field into a working signature"""
|
|
|
|
if jsplayer_url is not None:
|
|
try:
|
|
if jsplayer_url not in self._jsplayer_cache:
|
|
self._jsplayer_cache[jsplayer_url] = self._extract_signature_function(
|
|
video_id, jsplayer_url
|
|
)
|
|
return self._jsplayer_cache[jsplayer_url]([s])
|
|
except Exception as e:
|
|
tb = traceback.format_exc()
|
|
self._downloader.report_warning(u'Automatic signature extraction failed: ' + tb)
|
|
|
|
self._downloader.report_warning(u'Warning: Falling back to static signature algorithm')
|
|
|
|
if age_gate:
|
|
# The videos with age protection use another player, so the
|
|
# algorithms can be different.
|
|
if len(s) == 86:
|
|
return s[2:63] + s[82] + s[64:82] + s[63]
|
|
|
|
if len(s) == 92:
|
|
return s[25] + s[3:25] + s[0] + s[26:42] + s[79] + s[43:79] + s[91] + s[80:83]
|
|
elif len(s) == 90:
|
|
return s[25] + s[3:25] + s[2] + s[26:40] + s[77] + s[41:77] + s[89] + s[78:81]
|
|
elif len(s) == 89:
|
|
return s[84:78:-1] + s[87] + s[77:60:-1] + s[0] + s[59:3:-1]
|
|
elif len(s) == 88:
|
|
return s[7:28] + s[87] + s[29:45] + s[55] + s[46:55] + s[2] + s[56:87] + s[28]
|
|
elif len(s) == 87:
|
|
return s[6:27] + s[4] + s[28:39] + s[27] + s[40:59] + s[2] + s[60:]
|
|
elif len(s) == 86:
|
|
return s[5:34] + s[0] + s[35:38] + s[3] + s[39:45] + s[38] + s[46:53] + s[73] + s[54:73] + s[85] + s[74:85] + s[53]
|
|
elif len(s) == 85:
|
|
return s[3:11] + s[0] + s[12:55] + s[84] + s[56:84]
|
|
elif len(s) == 84:
|
|
return s[81:36:-1] + s[0] + s[35:2:-1]
|
|
elif len(s) == 83:
|
|
return s[81:64:-1] + s[82] + s[63:52:-1] + s[45] + s[51:45:-1] + s[1] + s[44:1:-1] + s[0]
|
|
elif len(s) == 82:
|
|
return s[80:73:-1] + s[81] + s[72:54:-1] + s[2] + s[53:43:-1] + s[0] + s[42:2:-1] + s[43] + s[1] + s[54]
|
|
elif len(s) == 81:
|
|
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]
|
|
elif len(s) == 80:
|
|
return s[1:19] + s[0] + s[20:68] + s[19] + s[69:80]
|
|
elif len(s) == 79:
|
|
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]
|
|
|
|
else:
|
|
raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
|
|
|
|
def _decrypt_signature_age_gate(self, s):
|
|
# The videos with age protection use another player, so the algorithms
|
|
# can be different.
|
|
if len(s) == 86:
|
|
return s[2:63] + s[82] + s[64:82] + s[63]
|
|
else:
|
|
# Fallback to the other algortihms
|
|
return self._decrypt_signature(s)
|
|
|
|
def _get_available_subtitles(self, video_id):
|
|
try:
|
|
sub_list = self._download_webpage(
|
|
'http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id,
|
|
video_id, note=False)
|
|
except ExtractorError as err:
|
|
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]
|
|
params = compat_urllib_parse.urlencode({
|
|
'lang': lang,
|
|
'v': video_id,
|
|
'fmt': self._downloader.params.get('subtitlesformat'),
|
|
})
|
|
url = u'http://www.youtube.com/api/timedtext?' + params
|
|
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
|
|
|
|
def _get_available_automatic_caption(self, video_id, webpage):
|
|
"""We need the webpage for getting the captions url, pass it as an
|
|
argument to speed up the process."""
|
|
sub_format = self._downloader.params.get('subtitlesformat')
|
|
self.to_screen(u'%s: Looking for automatic captions' % video_id)
|
|
mobj = re.search(r';ytplayer.config = ({.*?});', webpage)
|
|
err_msg = u'Couldn\'t find automatic captions for %s' % video_id
|
|
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']
|
|
# We get the available subtitles
|
|
list_params = compat_urllib_parse.urlencode({
|
|
'type': 'list',
|
|
'tlangs': 1,
|
|
'asrs': 1,
|
|
})
|
|
list_url = caption_url + '&' + list_params
|
|
list_page = self._download_webpage(list_url, video_id)
|
|
caption_list = xml.etree.ElementTree.fromstring(list_page.encode('utf-8'))
|
|
original_lang_node = caption_list.find('track')
|
|
if original_lang_node.attrib.get('kind') != 'asr' :
|
|
self._downloader.report_warning(u'Video doesn\'t have automatic captions')
|
|
return {}
|
|
original_lang = original_lang_node.attrib['lang_code']
|
|
|
|
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
|
|
# 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 {}
|
|
|
|
def _print_formats(self, formats):
|
|
print('Available formats:')
|
|
for x in formats:
|
|
print('%s\t:\t%s\t[%s]%s' %(x, self._video_extensions.get(x, 'flv'),
|
|
self._video_dimensions.get(x, '???'),
|
|
' ('+self._special_itags[x]+')' if x in self._special_itags else ''))
|
|
|
|
def _extract_id(self, url):
|
|
mobj = re.match(self._VALID_URL, url, re.VERBOSE)
|
|
if mobj is None:
|
|
raise ExtractorError(u'Invalid URL: %s' % url)
|
|
video_id = mobj.group(2)
|
|
return video_id
|
|
|
|
def _get_video_url_list(self, url_map):
|
|
"""
|
|
Transform a dictionary in the format {itag:url} to a list of (itag, url)
|
|
with the requested formats.
|
|
"""
|
|
req_format = self._downloader.params.get('format', None)
|
|
format_limit = self._downloader.params.get('format_limit', None)
|
|
available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
|
|
if format_limit is not None and format_limit in available_formats:
|
|
format_list = available_formats[available_formats.index(format_limit):]
|
|
else:
|
|
format_list = available_formats
|
|
existing_formats = [x for x in format_list if x in url_map]
|
|
if len(existing_formats) == 0:
|
|
raise ExtractorError(u'no known formats available for video')
|
|
if self._downloader.params.get('listformats', None):
|
|
self._print_formats(existing_formats)
|
|
return
|
|
if req_format is None or req_format == 'best':
|
|
video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
|
|
elif req_format == 'worst':
|
|
video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality
|
|
elif req_format in ('-1', 'all'):
|
|
video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
|
|
else:
|
|
# Specific formats. We pick the first in a slash-delimeted sequence.
|
|
# Format can be specified as itag or 'mp4' or 'flv' etc. We pick the highest quality
|
|
# available in the specified format. For example,
|
|
# if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
|
|
# if '1/mp4/3/4' is requested and '1' and '5' (is a mp4) are available, we pick '1'.
|
|
# if '1/mp4/3/4' is requested and '4' and '5' (is a mp4) are available, we pick '5'.
|
|
req_formats = req_format.split('/')
|
|
video_url_list = None
|
|
for rf in req_formats:
|
|
if rf in url_map:
|
|
video_url_list = [(rf, url_map[rf])]
|
|
break
|
|
if rf in self._video_formats_map:
|
|
for srf in self._video_formats_map[rf]:
|
|
if srf in url_map:
|
|
video_url_list = [(srf, url_map[srf])]
|
|
break
|
|
else:
|
|
continue
|
|
break
|
|
if video_url_list is None:
|
|
raise ExtractorError(u'requested format not available')
|
|
return video_url_list
|
|
|
|
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:
|
|
itag = self._search_regex(r'itag/(\d+?)/', format_url, 'itag')
|
|
url_map[itag] = format_url
|
|
return url_map
|
|
|
|
def _real_extract(self, url):
|
|
if re.match(r'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$', url):
|
|
self._downloader.report_warning(u'Did you forget to quote the URL? Remember that & is a meta-character in most shells, so you want to put the URL in quotes, like youtube-dl \'http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc\' (or simply youtube-dl BaW_jenozKc ).')
|
|
|
|
# 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:
|
|
url = 'https://www.youtube.com/' + compat_urllib_parse.unquote(mobj.group(1)).lstrip('/')
|
|
video_id = self._extract_id(url)
|
|
|
|
# Get video webpage
|
|
self.report_video_webpage_download(video_id)
|
|
url = 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id
|
|
request = compat_urllib_request.Request(url)
|
|
try:
|
|
video_webpage_bytes = compat_urllib_request.urlopen(request).read()
|
|
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
|
|
raise ExtractorError(u'Unable to download video webpage: %s' % compat_str(err))
|
|
|
|
video_webpage = video_webpage_bytes.decode('utf-8', 'ignore')
|
|
|
|
# Attempt to extract SWF player URL
|
|
mobj = re.search(r'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)
|
|
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)
|
|
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
|
|
data = compat_urllib_parse.urlencode({'video_id': video_id,
|
|
'el': 'embedded',
|
|
'gl': 'US',
|
|
'hl': 'en',
|
|
'eurl': 'https://youtube.googleapis.com/v/' + video_id,
|
|
'asv': 3,
|
|
'sts':'1588',
|
|
})
|
|
video_info_url = 'https://www.youtube.com/get_video_info?' + data
|
|
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)
|
|
else:
|
|
age_gate = False
|
|
for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']:
|
|
video_info_url = ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en'
|
|
% (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
|
|
if 'token' not in video_info:
|
|
if 'reason' in video_info:
|
|
raise ExtractorError(u'YouTube said: %s' % video_info['reason'][0], expected=True)
|
|
else:
|
|
raise ExtractorError(u'"token" parameter not in video info for unknown reason')
|
|
|
|
# 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
|
|
if 'title' not in video_info:
|
|
raise ExtractorError(u'Unable to extract video title')
|
|
video_title = compat_urllib_parse.unquote_plus(video_info['title'][0])
|
|
|
|
# thumbnail image
|
|
# 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:
|
|
self._downloader.report_warning(u'unable to extract video thumbnail')
|
|
video_thumbnail = ''
|
|
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
|
|
mobj = re.search(r'id="eow-date.*?>(.*?)</span>', video_webpage, re.DOTALL)
|
|
if mobj is not None:
|
|
upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split())
|
|
upload_date = unified_strdate(upload_date)
|
|
|
|
# description
|
|
video_description = get_element_by_id("eow-description", video_webpage)
|
|
if video_description:
|
|
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''
|
|
|
|
# subtitles
|
|
video_subtitles = self.extract_subtitles(video_id, video_webpage)
|
|
|
|
if self._downloader.params.get('listsubtitles', False):
|
|
self._list_available_subtitles(video_id, video_webpage)
|
|
return
|
|
|
|
if 'length_seconds' not in video_info:
|
|
self._downloader.report_warning(u'unable to extract video duration')
|
|
video_duration = ''
|
|
else:
|
|
video_duration = compat_urllib_parse.unquote_plus(video_info['length_seconds'][0])
|
|
|
|
# Decide which formats to download
|
|
|
|
try:
|
|
mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
|
|
if not mobj:
|
|
raise ValueError('Could not find vevo ID')
|
|
info = json.loads(mobj.group(1))
|
|
args = info['args']
|
|
# Easy way to know if the 's' value is in url_encoded_fmt_stream_map
|
|
# this signatures are encrypted
|
|
m_s = re.search(r'[&,]s=', args['url_encoded_fmt_stream_map'])
|
|
if m_s is not None:
|
|
self.to_screen(u'%s: Encrypted signatures detected.' % video_id)
|
|
video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']]
|
|
m_s = re.search(r'[&,]s=', args.get('adaptive_fmts', u''))
|
|
if m_s is not None:
|
|
if 'url_encoded_fmt_stream_map' in video_info:
|
|
video_info['url_encoded_fmt_stream_map'][0] += ',' + args['adaptive_fmts']
|
|
else:
|
|
video_info['url_encoded_fmt_stream_map'] = [args['adaptive_fmts']]
|
|
elif 'adaptive_fmts' in video_info:
|
|
if 'url_encoded_fmt_stream_map' in video_info:
|
|
video_info['url_encoded_fmt_stream_map'][0] += ',' + video_info['adaptive_fmts'][0]
|
|
else:
|
|
video_info['url_encoded_fmt_stream_map'] = video_info['adaptive_fmts']
|
|
except ValueError:
|
|
pass
|
|
|
|
if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
|
|
self.report_rtmp_download()
|
|
video_url_list = [(None, video_info['conn'][0])]
|
|
elif 'url_encoded_fmt_stream_map' in video_info and len(video_info['url_encoded_fmt_stream_map']) >= 1:
|
|
if 'rtmpe%3Dyes' in video_info['url_encoded_fmt_stream_map'][0]:
|
|
raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True)
|
|
url_map = {}
|
|
for url_data_str in video_info['url_encoded_fmt_stream_map'][0].split(','):
|
|
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:
|
|
encrypted_sig = url_data['s'][0]
|
|
if self._downloader.params.get('verbose'):
|
|
if age_gate:
|
|
player_version = self._search_regex(r'-(.+)\.swf$',
|
|
player_url if player_url else 'NOT FOUND',
|
|
'flash player', fatal=False)
|
|
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
|
|
|
|
parts_sizes = u'.'.join(compat_str(len(part)) for part in encrypted_sig.split('.'))
|
|
self.to_screen(u'encrypted signature length %d (%s), itag %s, %s' %
|
|
(len(encrypted_sig), parts_sizes, url_data['itag'][0], player_desc))
|
|
|
|
if age_gate:
|
|
jsplayer_url = None
|
|
else:
|
|
jsplayer_url_json = self._search_regex(
|
|
r'"assets":.+?"js":\s*("[^"]+")',
|
|
video_webpage, u'JS player URL')
|
|
jsplayer_url = json.loads(jsplayer_url_json)
|
|
|
|
signature = self._decrypt_signature(encrypted_sig, video_id, jsplayer_url, age_gate)
|
|
url += '&signature=' + signature
|
|
if 'ratebypass' not in url:
|
|
url += '&ratebypass=yes'
|
|
url_map[url_data['itag'][0]] = url
|
|
video_url_list = self._get_video_url_list(url_map)
|
|
if not video_url_list:
|
|
return
|
|
elif video_info.get('hlsvp'):
|
|
manifest_url = video_info['hlsvp'][0]
|
|
url_map = self._extract_from_m3u8(manifest_url, video_id)
|
|
video_url_list = self._get_video_url_list(url_map)
|
|
if not video_url_list:
|
|
return
|
|
|
|
else:
|
|
raise ExtractorError(u'no conn or url_encoded_fmt_stream_map information found in video info')
|
|
|
|
results = []
|
|
for format_param, video_real_url in video_url_list:
|
|
# Extension
|
|
video_extension = self._video_extensions.get(format_param, 'flv')
|
|
|
|
video_format = '{0} - {1}{2}'.format(format_param if format_param else video_extension,
|
|
self._video_dimensions.get(format_param, '???'),
|
|
' ('+self._special_itags[format_param]+')' if format_param in self._special_itags else '')
|
|
|
|
results.append({
|
|
'id': video_id,
|
|
'url': video_real_url,
|
|
'uploader': video_uploader,
|
|
'uploader_id': video_uploader_id,
|
|
'upload_date': upload_date,
|
|
'title': video_title,
|
|
'ext': video_extension,
|
|
'format': video_format,
|
|
'thumbnail': video_thumbnail,
|
|
'description': video_description,
|
|
'player_url': player_url,
|
|
'subtitles': video_subtitles,
|
|
'duration': video_duration
|
|
})
|
|
return results
|
|
|
|
class YoutubePlaylistIE(InfoExtractor):
|
|
IE_DESC = u'YouTube.com playlists'
|
|
_VALID_URL = r"""(?:
|
|
(?:https?://)?
|
|
(?:\w+\.)?
|
|
youtube\.com/
|
|
(?:
|
|
(?:course|view_play_list|my_playlists|artist|playlist|watch)
|
|
\? (?:.*?&)*? (?:p|a|list)=
|
|
| p/
|
|
)
|
|
((?:PL|EC|UU|FL)?[0-9A-Za-z-_]{10,})
|
|
.*
|
|
|
|
|
((?:PL|EC|UU|FL)[0-9A-Za-z-_]{10,})
|
|
)"""
|
|
_TEMPLATE_URL = 'https://gdata.youtube.com/feeds/api/playlists/%s?max-results=%i&start-index=%i&v=2&alt=json&safeSearch=none'
|
|
_MAX_RESULTS = 50
|
|
IE_NAME = u'youtube:playlist'
|
|
|
|
@classmethod
|
|
def suitable(cls, url):
|
|
"""Receives a URL and returns True if suitable for this IE."""
|
|
return re.match(cls._VALID_URL, url, re.VERBOSE) is not None
|
|
|
|
def _real_extract(self, url):
|
|
# Extract playlist id
|
|
mobj = re.match(self._VALID_URL, url, re.VERBOSE)
|
|
if mobj is None:
|
|
raise ExtractorError(u'Invalid URL: %s' % url)
|
|
|
|
# Download playlist videos from API
|
|
playlist_id = mobj.group(1) or mobj.group(2)
|
|
videos = []
|
|
|
|
for page_num in itertools.count(1):
|
|
start_index = self._MAX_RESULTS * (page_num - 1) + 1
|
|
if start_index >= 1000:
|
|
self._downloader.report_warning(u'Max number of results reached')
|
|
break
|
|
url = self._TEMPLATE_URL % (playlist_id, self._MAX_RESULTS, start_index)
|
|
page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num)
|
|
|
|
try:
|
|
response = json.loads(page)
|
|
except ValueError as err:
|
|
raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err))
|
|
|
|
if 'feed' not in response:
|
|
raise ExtractorError(u'Got a malformed response from YouTube API')
|
|
playlist_title = response['feed']['title']['$t']
|
|
if 'entry' not in response['feed']:
|
|
# Number of videos is a multiple of self._MAX_RESULTS
|
|
break
|
|
|
|
for entry in response['feed']['entry']:
|
|
index = entry['yt$position']['$t']
|
|
if 'media$group' in entry and 'yt$videoid' in entry['media$group']:
|
|
videos.append((
|
|
index,
|
|
'https://www.youtube.com/watch?v=' + entry['media$group']['yt$videoid']['$t']
|
|
))
|
|
|
|
videos = [v[1] for v in sorted(videos)]
|
|
|
|
url_results = [self.url_result(vurl, 'Youtube') for vurl in videos]
|
|
return [self.playlist_result(url_results, playlist_id, playlist_title)]
|
|
|
|
|
|
class YoutubeChannelIE(InfoExtractor):
|
|
IE_DESC = u'YouTube.com channels'
|
|
_VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)"
|
|
_TEMPLATE_URL = 'http://www.youtube.com/channel/%s/videos?sort=da&flow=list&view=0&page=%s&gl=US&hl=en'
|
|
_MORE_PAGES_INDICATOR = 'yt-uix-load-more'
|
|
_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'
|
|
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 = []
|
|
pagenum = 1
|
|
|
|
url = self._TEMPLATE_URL % (channel_id, pagenum)
|
|
page = self._download_webpage(url, channel_id,
|
|
u'Downloading page #%s' % pagenum)
|
|
|
|
# Extract video identifiers
|
|
ids_in_page = self.extract_videos_from_page(page)
|
|
video_ids.extend(ids_in_page)
|
|
|
|
# Download any subsequent channel pages using the json-based channel_ajax query
|
|
if self._MORE_PAGES_INDICATOR in page:
|
|
for pagenum in itertools.count(1):
|
|
url = self._MORE_PAGES_URL % (pagenum, channel_id)
|
|
page = self._download_webpage(url, channel_id,
|
|
u'Downloading page #%s' % pagenum)
|
|
|
|
page = json.loads(page)
|
|
|
|
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
|
|
|
|
self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids)))
|
|
|
|
urls = ['http://www.youtube.com/watch?v=%s' % id for id in video_ids]
|
|
url_entries = [self.url_result(eurl, 'Youtube') for eurl in urls]
|
|
return [self.playlist_result(url_entries, channel_id)]
|
|
|
|
|
|
class YoutubeUserIE(InfoExtractor):
|
|
IE_DESC = u'YouTube.com user videos (URL or "ytuser" keyword)'
|
|
_VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:user/)?)|ytuser:)(?!feed/)([A-Za-z0-9_-]+)'
|
|
_TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s'
|
|
_GDATA_PAGE_SIZE = 50
|
|
_GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d&alt=json'
|
|
IE_NAME = u'youtube:user'
|
|
|
|
@classmethod
|
|
def suitable(cls, url):
|
|
# 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
|
|
else: return super(YoutubeUserIE, cls).suitable(url)
|
|
|
|
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.
|
|
|
|
video_ids = []
|
|
|
|
for pagenum in itertools.count(0):
|
|
start_index = pagenum * self._GDATA_PAGE_SIZE + 1
|
|
|
|
gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index)
|
|
page = self._download_webpage(gdata_url, username,
|
|
u'Downloading video ids from %d to %d' % (start_index, start_index + self._GDATA_PAGE_SIZE))
|
|
|
|
try:
|
|
response = json.loads(page)
|
|
except ValueError as err:
|
|
raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err))
|
|
if 'entry' not in response['feed']:
|
|
# Number of videos is a multiple of self._MAX_RESULTS
|
|
break
|
|
|
|
# Extract video identifiers
|
|
ids_in_page = []
|
|
for entry in response['feed']['entry']:
|
|
ids_in_page.append(entry['id']['$t'].split('/')[-1])
|
|
video_ids.extend(ids_in_page)
|
|
|
|
# A little optimization - if current page is not
|
|
# "full", ie. does not contain PAGE_SIZE video ids then
|
|
# we can assume that this page is the last one - there
|
|
# are no more ids on further pages - no need to query
|
|
# again.
|
|
|
|
if len(ids_in_page) < self._GDATA_PAGE_SIZE:
|
|
break
|
|
|
|
urls = ['http://www.youtube.com/watch?v=%s' % video_id for video_id in video_ids]
|
|
url_results = [self.url_result(rurl, 'Youtube') for rurl in urls]
|
|
return [self.playlist_result(url_results, playlist_title = username)]
|
|
|
|
class YoutubeSearchIE(SearchInfoExtractor):
|
|
IE_DESC = u'YouTube.com searches'
|
|
_API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc'
|
|
_MAX_RESULTS = 1000
|
|
IE_NAME = u'youtube:search'
|
|
_SEARCH_KEY = 'ytsearch'
|
|
|
|
def report_download_page(self, query, pagenum):
|
|
"""Report attempt to download search page with given number."""
|
|
self._downloader.to_screen(u'[youtube] query "%s": Downloading page %s' % (query, pagenum))
|
|
|
|
def _get_n_results(self, query, n):
|
|
"""Get a specified number of results for a query"""
|
|
|
|
video_ids = []
|
|
pagenum = 0
|
|
limit = n
|
|
|
|
while (50 * pagenum) < limit:
|
|
self.report_download_page(query, pagenum+1)
|
|
result_url = self._API_URL % (compat_urllib_parse.quote_plus(query), (50*pagenum)+1)
|
|
request = compat_urllib_request.Request(result_url)
|
|
try:
|
|
data = compat_urllib_request.urlopen(request).read().decode('utf-8')
|
|
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
|
|
raise ExtractorError(u'Unable to download API page: %s' % compat_str(err))
|
|
api_response = json.loads(data)['data']
|
|
|
|
if not 'items' in api_response:
|
|
raise ExtractorError(u'[youtube] No video results')
|
|
|
|
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]
|
|
videos = [self.url_result('http://www.youtube.com/watch?v=%s' % id, 'Youtube') for id in video_ids]
|
|
return self.playlist_result(videos, query)
|
|
|
|
|
|
class YoutubeShowIE(InfoExtractor):
|
|
IE_DESC = u'YouTube.com (multi-season) shows'
|
|
_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]
|
|
|
|
|
|
class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor):
|
|
"""
|
|
Base class for extractors that fetch info from
|
|
http://www.youtube.com/feed_ajax
|
|
Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties.
|
|
"""
|
|
_LOGIN_REQUIRED = True
|
|
_PAGING_STEP = 30
|
|
# use action_load_personal_feed instead of action_load_system_feed
|
|
_PERSONAL_FEED = False
|
|
|
|
@property
|
|
def _FEED_TEMPLATE(self):
|
|
action = 'action_load_system_feed'
|
|
if self._PERSONAL_FEED:
|
|
action = 'action_load_personal_feed'
|
|
return 'http://www.youtube.com/feed_ajax?%s=1&feed_name=%s&paging=%%s' % (action, self._FEED_NAME)
|
|
|
|
@property
|
|
def IE_NAME(self):
|
|
return u'youtube:%s' % self._FEED_NAME
|
|
|
|
def _real_initialize(self):
|
|
self._login()
|
|
|
|
def _real_extract(self, url):
|
|
feed_entries = []
|
|
# The step argument is available only in 2.7 or higher
|
|
for i in itertools.count(0):
|
|
paging = i*self._PAGING_STEP
|
|
info = self._download_webpage(self._FEED_TEMPLATE % paging,
|
|
u'%s feed' % self._FEED_NAME,
|
|
u'Downloading page %s' % i)
|
|
info = json.loads(info)
|
|
feed_html = info['feed_html']
|
|
m_ids = re.finditer(r'"/watch\?v=(.*?)["&]', feed_html)
|
|
ids = orderedSet(m.group(1) for m in m_ids)
|
|
feed_entries.extend(self.url_result(id, 'Youtube') for id in ids)
|
|
if info['paging'] is None:
|
|
break
|
|
return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE)
|
|
|
|
class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor):
|
|
IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)'
|
|
_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'
|
|
|
|
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'
|
|
_PAGING_STEP = 100
|
|
_PERSONAL_FEED = True
|
|
|
|
class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
|
|
IE_NAME = u'youtube:favorites'
|
|
IE_DESC = u'YouTube.com favourite videos, "ytfav" keyword (requires authentication)'
|
|
_VALID_URL = r'https?://www\.youtube\.com/my_favorites|:ytfav(?:ou?rites)?'
|
|
_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')
|