867 lines
38 KiB
Python
867 lines
38 KiB
Python
# coding: utf-8
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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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from .common import InfoExtractor, SearchInfoExtractor
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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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)
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class YoutubeIE(InfoExtractor):
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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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(?:youtu\.be/|(?:\w+\.)?youtube(?:-nocookie)?\.com/|
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tube\.majestyc\.net/) # 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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)? # optional -> youtube.com/xxxx is OK
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)? # all until now is optional -> you can pass the naked ID
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([0-9A-Za-z_-]+) # 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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_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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_LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
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_AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
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_NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
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_NETRC_MACHINE = 'youtube'
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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', '17', '13']
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_available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13']
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_video_extensions = {
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'13': '3gp',
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'17': 'mp4',
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'18': 'mp4',
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'22': 'mp4',
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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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}
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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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'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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}
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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:b085c9804f5ab69f4adea963a2dceb3c",
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u"uploader": u"IconaPop",
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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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@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 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 report_login(self):
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"""Report attempt to log in."""
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self.to_screen(u'Logging in')
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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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def report_video_subtitles_download(self, video_id):
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"""Report attempt to download video info webpage."""
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self.to_screen(u'%s: Checking available subtitles' % video_id)
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def report_video_subtitles_request(self, video_id, sub_lang, format):
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"""Report attempt to download video info webpage."""
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self.to_screen(u'%s: Downloading video subtitles for %s.%s' % (video_id, sub_lang, format))
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def report_video_subtitles_available(self, video_id, sub_lang_list):
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"""Report available subtitles."""
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sub_lang = ",".join(list(sub_lang_list.keys()))
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self.to_screen(u'%s: Available subtitles for video: %s' % (video_id, sub_lang))
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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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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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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 _decrypt_signature(self, s):
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"""Turn the encrypted s field into a working signature"""
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if len(s) == 88:
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return s[48] + s[81:67:-1] + s[82] + s[66:62:-1] + s[85] + s[61:48:-1] + s[67] + s[47:12:-1] + s[3] + s[11:3:-1] + s[2] + s[12]
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elif len(s) == 87:
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return s[62] + s[82:62:-1] + s[83] + s[61:52:-1] + s[0] + s[51:2:-1]
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elif len(s) == 86:
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return s[2:63] + s[82] + s[64:82] + s[63]
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elif len(s) == 85:
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return s[76] + s[82:76:-1] + s[83] + s[75:60:-1] + s[0] + s[59:50:-1] + s[1] + s[49:2:-1]
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elif len(s) == 84:
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return s[83:36:-1] + s[2] + s[35:26:-1] + s[3] + s[25:3:-1] + s[26]
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elif len(s) == 83:
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return s[52] + s[81:55:-1] + s[2] + s[54:52:-1] + s[82] + s[51:36:-1] + s[55] + s[35:2:-1] + s[36]
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elif len(s) == 82:
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return s[36] + s[79:67:-1] + s[81] + s[66:40:-1] + s[33] + s[39:36:-1] + s[40] + s[35] + s[0] + s[67] + s[32:0:-1] + s[34]
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else:
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raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
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def _get_available_subtitles(self, video_id):
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self.report_video_subtitles_download(video_id)
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request = compat_urllib_request.Request('http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id)
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try:
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sub_list = 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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return (u'unable to download video subtitles: %s' % compat_str(err), None)
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sub_lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list)
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sub_lang_list = dict((l[1], l[0]) for l in sub_lang_list)
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if not sub_lang_list:
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return (u'video doesn\'t have subtitles', None)
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return sub_lang_list
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def _list_available_subtitles(self, video_id):
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sub_lang_list = self._get_available_subtitles(video_id)
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self.report_video_subtitles_available(video_id, sub_lang_list)
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def _request_subtitle(self, sub_lang, sub_name, video_id, format):
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"""
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Return tuple:
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(error_message, sub_lang, sub)
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"""
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self.report_video_subtitles_request(video_id, sub_lang, format)
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params = compat_urllib_parse.urlencode({
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'lang': sub_lang,
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'name': sub_name,
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'v': video_id,
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'fmt': format,
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})
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url = 'http://www.youtube.com/api/timedtext?' + params
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try:
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sub = compat_urllib_request.urlopen(url).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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return (u'unable to download video subtitles: %s' % compat_str(err), None, None)
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if not sub:
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return (u'Did not fetch video subtitles', None, None)
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return (None, sub_lang, sub)
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def _request_automatic_caption(self, video_id, webpage):
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"""We need the webpage for getting the captions url, pass it as an
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argument to speed up the process."""
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sub_lang = self._downloader.params.get('subtitleslang') or 'en'
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sub_format = self._downloader.params.get('subtitlesformat')
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self.to_screen(u'%s: Looking for automatic captions' % video_id)
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mobj = re.search(r';ytplayer.config = ({.*?});', webpage)
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err_msg = u'Couldn\'t find automatic captions for "%s"' % sub_lang
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if mobj is None:
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return [(err_msg, None, None)]
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player_config = json.loads(mobj.group(1))
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try:
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args = player_config[u'args']
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caption_url = args[u'ttsurl']
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timestamp = args[u'timestamp']
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params = compat_urllib_parse.urlencode({
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'lang': 'en',
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'tlang': sub_lang,
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'fmt': sub_format,
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'ts': timestamp,
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'kind': 'asr',
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})
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subtitles_url = caption_url + '&' + params
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sub = self._download_webpage(subtitles_url, video_id, u'Downloading automatic captions')
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return [(None, sub_lang, sub)]
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except KeyError:
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return [(err_msg, None, None)]
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def _extract_subtitle(self, video_id):
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"""
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Return a list with a tuple:
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[(error_message, sub_lang, sub)]
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"""
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sub_lang_list = self._get_available_subtitles(video_id)
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sub_format = self._downloader.params.get('subtitlesformat')
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if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles
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return [(sub_lang_list[0], None, None)]
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if self._downloader.params.get('subtitleslang', False):
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sub_lang = self._downloader.params.get('subtitleslang')
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elif 'en' in sub_lang_list:
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sub_lang = 'en'
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else:
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sub_lang = list(sub_lang_list.keys())[0]
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if not sub_lang in sub_lang_list:
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return [(u'no closed captions found in the specified language "%s"' % sub_lang, None, None)]
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subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format)
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return [subtitle]
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def _extract_all_subtitles(self, video_id):
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sub_lang_list = self._get_available_subtitles(video_id)
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sub_format = self._downloader.params.get('subtitlesformat')
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if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles
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return [(sub_lang_list[0], None, None)]
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subtitles = []
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for sub_lang in sub_lang_list:
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subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format)
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subtitles.append(subtitle)
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return subtitles
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def _print_formats(self, formats):
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print('Available formats:')
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for x in formats:
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print('%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'flv'), self._video_dimensions.get(x, '???')))
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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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username = None
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password = None
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downloader_params = self._downloader.params
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# Attempt to use provided username and password or .netrc data
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if downloader_params.get('username', None) is not None:
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username = downloader_params['username']
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password = downloader_params['password']
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elif downloader_params.get('usenetrc', False):
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try:
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info = netrc.netrc().authenticators(self._NETRC_MACHINE)
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if info is not None:
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username = info[0]
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password = info[2]
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else:
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raise netrc.NetrcParseError('No authenticators for %s' % self._NETRC_MACHINE)
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except (IOError, netrc.NetrcParseError) as err:
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self._downloader.report_warning(u'parsing .netrc: %s' % compat_str(err))
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return
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# Set language
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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
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# No authentication to be performed
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if username is None:
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return
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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
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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
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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
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|
|
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# Confirm age
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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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|
|
|
def _extract_id(self, url):
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mobj = re.match(self._VALID_URL, url, re.VERBOSE)
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if mobj is None:
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raise ExtractorError(u'Invalid URL: %s' % url)
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video_id = mobj.group(2)
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return video_id
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|
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def _real_extract(self, url):
|
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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.*?"(http:\\/\\/.*?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)
|
|
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
|
|
if '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 = None
|
|
|
|
if self._downloader.params.get('writesubtitles', False):
|
|
video_subtitles = self._extract_subtitle(video_id)
|
|
if video_subtitles:
|
|
(sub_error, sub_lang, sub) = video_subtitles[0]
|
|
if sub_error:
|
|
self._downloader.report_warning(sub_error)
|
|
|
|
if self._downloader.params.get('writeautomaticsub', False):
|
|
video_subtitles = self._request_automatic_caption(video_id, video_webpage)
|
|
(sub_error, sub_lang, sub) = video_subtitles[0]
|
|
if sub_error:
|
|
self._downloader.report_warning(sub_error)
|
|
|
|
if self._downloader.params.get('allsubtitles', False):
|
|
video_subtitles = self._extract_all_subtitles(video_id)
|
|
for video_subtitle in video_subtitles:
|
|
(sub_error, sub_lang, sub) = video_subtitle
|
|
if sub_error:
|
|
self._downloader.report_warning(sub_error)
|
|
|
|
if self._downloader.params.get('listsubtitles', False):
|
|
self._list_available_subtitles(video_id)
|
|
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
|
|
req_format = self._downloader.params.get('format', None)
|
|
|
|
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']]
|
|
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:
|
|
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:
|
|
if self._downloader.params.get('verbose'):
|
|
s = url_data['s'][0]
|
|
player = self._search_regex(r'html5player-(.+?)\.js', video_webpage,
|
|
'html5 player', fatal=False)
|
|
self.to_screen('encrypted signature length %d (%d.%d), itag %s, html5 player %s' %
|
|
(len(s), len(s.split('.')[0]), len(s.split('.')[1]), url_data['itag'][0], player))
|
|
signature = self._decrypt_signature(url_data['s'][0])
|
|
url += '&signature=' + signature
|
|
if 'ratebypass' not in url:
|
|
url += '&ratebypass=yes'
|
|
url_map[url_data['itag'][0]] = url
|
|
|
|
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.
|
|
# For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
|
|
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 video_url_list is None:
|
|
raise ExtractorError(u'requested format not available')
|
|
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}'.format(format_param if format_param else video_extension,
|
|
self._video_dimensions.get(format_param, '???'))
|
|
|
|
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)?[0-9A-Za-z-_]{10,})
|
|
.*
|
|
|
|
|
((?:PL|EC|UU)[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)
|
|
page_num = 1
|
|
videos = []
|
|
|
|
while True:
|
|
url = self._TEMPLATE_URL % (playlist_id, self._MAX_RESULTS, self._MAX_RESULTS * (page_num - 1) + 1)
|
|
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 'media$player' in entry['media$group']:
|
|
videos.append((index, entry['media$group']['media$player']['url']))
|
|
|
|
if len(response['feed']['entry']) < self._MAX_RESULTS:
|
|
break
|
|
page_num += 1
|
|
|
|
videos = [v[1] for v in sorted(videos)]
|
|
|
|
url_results = [self.url_result(url, 'Youtube') for url 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/channel_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:
|
|
while True:
|
|
pagenum = pagenum + 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(url, 'Youtube') for url 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:)([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'
|
|
_VIDEO_INDICATOR = r'/watch\?v=(.+?)[\<&]'
|
|
IE_NAME = u'youtube:user'
|
|
|
|
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 = []
|
|
pagenum = 0
|
|
|
|
while True:
|
|
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))
|
|
|
|
# Extract video identifiers
|
|
ids_in_page = []
|
|
|
|
for mobj in re.finditer(self._VIDEO_INDICATOR, page):
|
|
if mobj.group(1) not in ids_in_page:
|
|
ids_in_page.append(mobj.group(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
|
|
|
|
pagenum += 1
|
|
|
|
urls = ['http://www.youtube.com/watch?v=%s' % video_id for video_id in video_ids]
|
|
url_results = [self.url_result(url, 'Youtube') for url 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"""
|
|
|
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video_ids = []
|
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pagenum = 0
|
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limit = n
|
|
|
|
while (50 * pagenum) < limit:
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|
self.report_download_page(query, pagenum+1)
|
|
result_url = self._API_URL % (compat_urllib_parse.quote_plus(query), (50*pagenum)+1)
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request = compat_urllib_request.Request(result_url)
|
|
try:
|
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data = 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 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]
|