mirror of
https://github.com/l1ving/youtube-dl
synced 2024-11-24 14:42:51 +08:00
402 lines
14 KiB
Python
402 lines
14 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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import itertools
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import re
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import random
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from .common import InfoExtractor
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from ..compat import (
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compat_str,
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compat_urllib_parse,
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compat_urllib_request,
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)
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from ..utils import (
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ExtractorError,
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parse_iso8601,
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)
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class TwitchBaseIE(InfoExtractor):
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_VALID_URL_BASE = r'https?://(?:www\.)?twitch\.tv'
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_API_BASE = 'https://api.twitch.tv'
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_USHER_BASE = 'http://usher.twitch.tv'
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_LOGIN_URL = 'https://secure.twitch.tv/user/login'
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_LOGIN_POST_URL = 'https://secure-login.twitch.tv/login'
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_NETRC_MACHINE = 'twitch'
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def _handle_error(self, response):
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if not isinstance(response, dict):
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return
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error = response.get('error')
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if error:
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raise ExtractorError(
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'%s returned error: %s - %s' % (self.IE_NAME, error, response.get('message')),
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expected=True)
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def _download_json(self, url, video_id, note='Downloading JSON metadata'):
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headers = {
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'Referer': 'http://api.twitch.tv/crossdomain/receiver.html?v=2',
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'X-Requested-With': 'XMLHttpRequest',
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}
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for cookie in self._downloader.cookiejar:
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if cookie.name == 'api_token':
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headers['Twitch-Api-Token'] = cookie.value
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request = compat_urllib_request.Request(url, headers=headers)
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response = super(TwitchBaseIE, self)._download_json(request, video_id, note)
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self._handle_error(response)
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return response
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def _real_initialize(self):
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self._login()
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def _login(self):
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(username, password) = self._get_login_info()
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if username is None:
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return
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login_page = self._download_webpage(
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self._LOGIN_URL, None, 'Downloading login page')
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authenticity_token = self._search_regex(
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r'<input name="authenticity_token" type="hidden" value="([^"]+)"',
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login_page, 'authenticity token')
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login_form = {
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'utf8': '✓'.encode('utf-8'),
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'authenticity_token': authenticity_token,
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'redirect_on_login': '',
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'embed_form': 'false',
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'mp_source_action': 'login-button',
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'follow': '',
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'login': username,
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'password': password,
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}
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request = compat_urllib_request.Request(
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self._LOGIN_POST_URL, compat_urllib_parse.urlencode(login_form).encode('utf-8'))
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request.add_header('Referer', self._LOGIN_URL)
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response = self._download_webpage(
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request, None, 'Logging in as %s' % username)
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m = re.search(
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r"id=([\"'])login_error_message\1[^>]*>(?P<msg>[^<]+)", response)
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if m:
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raise ExtractorError(
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'Unable to login: %s' % m.group('msg').strip(), expected=True)
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def _prefer_source(self, formats):
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try:
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source = next(f for f in formats if f['format_id'] == 'Source')
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source['preference'] = 10
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except StopIteration:
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pass # No Source stream present
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self._sort_formats(formats)
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class TwitchItemBaseIE(TwitchBaseIE):
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def _download_info(self, item, item_id):
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return self._extract_info(self._download_json(
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'%s/kraken/videos/%s%s' % (self._API_BASE, item, item_id), item_id,
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'Downloading %s info JSON' % self._ITEM_TYPE))
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def _extract_media(self, item_id):
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info = self._download_info(self._ITEM_SHORTCUT, item_id)
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response = self._download_json(
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'%s/api/videos/%s%s' % (self._API_BASE, self._ITEM_SHORTCUT, item_id), item_id,
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'Downloading %s playlist JSON' % self._ITEM_TYPE)
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entries = []
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chunks = response['chunks']
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qualities = list(chunks.keys())
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for num, fragment in enumerate(zip(*chunks.values()), start=1):
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formats = []
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for fmt_num, fragment_fmt in enumerate(fragment):
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format_id = qualities[fmt_num]
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fmt = {
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'url': fragment_fmt['url'],
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'format_id': format_id,
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'quality': 1 if format_id == 'live' else 0,
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}
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m = re.search(r'^(?P<height>\d+)[Pp]', format_id)
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if m:
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fmt['height'] = int(m.group('height'))
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formats.append(fmt)
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self._sort_formats(formats)
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entry = dict(info)
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entry['id'] = '%s_%d' % (entry['id'], num)
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entry['title'] = '%s part %d' % (entry['title'], num)
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entry['formats'] = formats
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entries.append(entry)
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return self.playlist_result(entries, info['id'], info['title'])
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def _extract_info(self, info):
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return {
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'id': info['_id'],
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'title': info['title'],
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'description': info['description'],
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'duration': info['length'],
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'thumbnail': info['preview'],
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'uploader': info['channel']['display_name'],
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'uploader_id': info['channel']['name'],
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'timestamp': parse_iso8601(info['recorded_at']),
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'view_count': info['views'],
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}
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def _real_extract(self, url):
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return self._extract_media(self._match_id(url))
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class TwitchVideoIE(TwitchItemBaseIE):
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IE_NAME = 'twitch:video'
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_VALID_URL = r'%s/[^/]+/b/(?P<id>\d+)' % TwitchBaseIE._VALID_URL_BASE
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_ITEM_TYPE = 'video'
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_ITEM_SHORTCUT = 'a'
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_TEST = {
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'url': 'http://www.twitch.tv/riotgames/b/577357806',
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'info_dict': {
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'id': 'a577357806',
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'title': 'Worlds Semifinals - Star Horn Royal Club vs. OMG',
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},
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'playlist_mincount': 12,
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}
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class TwitchChapterIE(TwitchItemBaseIE):
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IE_NAME = 'twitch:chapter'
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_VALID_URL = r'%s/[^/]+/c/(?P<id>\d+)' % TwitchBaseIE._VALID_URL_BASE
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_ITEM_TYPE = 'chapter'
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_ITEM_SHORTCUT = 'c'
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_TESTS = [{
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'url': 'http://www.twitch.tv/acracingleague/c/5285812',
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'info_dict': {
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'id': 'c5285812',
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'title': 'ACRL Off Season - Sports Cars @ Nordschleife',
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},
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'playlist_mincount': 3,
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}, {
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'url': 'http://www.twitch.tv/tsm_theoddone/c/2349361',
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'only_matching': True,
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}]
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class TwitchVodIE(TwitchItemBaseIE):
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IE_NAME = 'twitch:vod'
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_VALID_URL = r'%s/[^/]+/v/(?P<id>\d+)' % TwitchBaseIE._VALID_URL_BASE
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_ITEM_TYPE = 'vod'
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_ITEM_SHORTCUT = 'v'
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_TEST = {
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'url': 'http://www.twitch.tv/ksptv/v/3622000',
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'info_dict': {
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'id': 'v3622000',
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'ext': 'mp4',
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'title': '''KSPTV: Squadcast: "Everyone's on vacation so here's Dahud" Edition!''',
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'thumbnail': 're:^https?://.*\.jpg$',
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'duration': 6951,
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'timestamp': 1419028564,
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'upload_date': '20141219',
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'uploader': 'KSPTV',
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'uploader_id': 'ksptv',
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'view_count': int,
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},
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'params': {
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# m3u8 download
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'skip_download': True,
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},
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}
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def _real_extract(self, url):
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item_id = self._match_id(url)
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info = self._download_info(self._ITEM_SHORTCUT, item_id)
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access_token = self._download_json(
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'%s/api/vods/%s/access_token' % (self._API_BASE, item_id), item_id,
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'Downloading %s access token' % self._ITEM_TYPE)
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formats = self._extract_m3u8_formats(
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'%s/vod/%s?nauth=%s&nauthsig=%s'
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% (self._USHER_BASE, item_id, access_token['token'], access_token['sig']),
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item_id, 'mp4')
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self._prefer_source(formats)
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info['formats'] = formats
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return info
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class TwitchPlaylistBaseIE(TwitchBaseIE):
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_PLAYLIST_URL = '%s/kraken/channels/%%s/videos/?offset=%%d&limit=%%d' % TwitchBaseIE._API_BASE
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_PAGE_LIMIT = 100
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def _extract_playlist(self, channel_id):
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info = self._download_json(
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'%s/kraken/channels/%s' % (self._API_BASE, channel_id),
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channel_id, 'Downloading channel info JSON')
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channel_name = info.get('display_name') or info.get('name')
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entries = []
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offset = 0
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limit = self._PAGE_LIMIT
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for counter in itertools.count(1):
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response = self._download_json(
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self._PLAYLIST_URL % (channel_id, offset, limit),
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channel_id, 'Downloading %s videos JSON page %d' % (self._PLAYLIST_TYPE, counter))
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page_entries = self._extract_playlist_page(response)
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if not page_entries:
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break
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entries.extend(page_entries)
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offset += limit
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return self.playlist_result(
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[self.url_result(entry) for entry in set(entries)],
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channel_id, channel_name)
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def _extract_playlist_page(self, response):
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videos = response.get('videos')
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return [video['url'] for video in videos] if videos else []
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def _real_extract(self, url):
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return self._extract_playlist(self._match_id(url))
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class TwitchProfileIE(TwitchPlaylistBaseIE):
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IE_NAME = 'twitch:profile'
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_VALID_URL = r'%s/(?P<id>[^/]+)/profile/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE
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_PLAYLIST_TYPE = 'profile'
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_TEST = {
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'url': 'http://www.twitch.tv/vanillatv/profile',
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'info_dict': {
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'id': 'vanillatv',
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'title': 'VanillaTV',
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},
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'playlist_mincount': 412,
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}
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class TwitchPastBroadcastsIE(TwitchPlaylistBaseIE):
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IE_NAME = 'twitch:past_broadcasts'
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_VALID_URL = r'%s/(?P<id>[^/]+)/profile/past_broadcasts/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE
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_PLAYLIST_URL = TwitchPlaylistBaseIE._PLAYLIST_URL + '&broadcasts=true'
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_PLAYLIST_TYPE = 'past broadcasts'
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_TEST = {
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'url': 'http://www.twitch.tv/spamfish/profile/past_broadcasts',
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'info_dict': {
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'id': 'spamfish',
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'title': 'Spamfish',
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},
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'playlist_mincount': 54,
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}
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class TwitchBookmarksIE(TwitchPlaylistBaseIE):
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IE_NAME = 'twitch:bookmarks'
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_VALID_URL = r'%s/(?P<id>[^/]+)/profile/bookmarks/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE
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_PLAYLIST_URL = '%s/api/bookmark/?user=%%s&offset=%%d&limit=%%d' % TwitchBaseIE._API_BASE
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_PLAYLIST_TYPE = 'bookmarks'
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_TEST = {
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'url': 'http://www.twitch.tv/ognos/profile/bookmarks',
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'info_dict': {
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'id': 'ognos',
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'title': 'Ognos',
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},
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'playlist_mincount': 3,
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}
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def _extract_playlist_page(self, response):
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entries = []
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for bookmark in response.get('bookmarks', []):
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video = bookmark.get('video')
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if not video:
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continue
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entries.append(video['url'])
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return entries
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class TwitchStreamIE(TwitchBaseIE):
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IE_NAME = 'twitch:stream'
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_VALID_URL = r'%s/(?P<id>[^/]+)/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE
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_TEST = {
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'url': 'http://www.twitch.tv/shroomztv',
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'info_dict': {
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'id': '12772022048',
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'display_id': 'shroomztv',
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'ext': 'mp4',
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'title': 're:^ShroomzTV [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
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'description': 'H1Z1 - lonewolfing with ShroomzTV | A3 Battle Royale later - @ShroomzTV',
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'is_live': True,
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'timestamp': 1421928037,
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'upload_date': '20150122',
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'uploader': 'ShroomzTV',
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'uploader_id': 'shroomztv',
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'view_count': int,
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},
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'params': {
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# m3u8 download
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'skip_download': True,
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},
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}
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def _real_extract(self, url):
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channel_id = self._match_id(url)
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stream = self._download_json(
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'%s/kraken/streams/%s' % (self._API_BASE, channel_id), channel_id,
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'Downloading stream JSON').get('stream')
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# Fallback on profile extraction if stream is offline
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if not stream:
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return self.url_result(
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'http://www.twitch.tv/%s/profile' % channel_id,
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'TwitchProfile', channel_id)
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access_token = self._download_json(
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'%s/api/channels/%s/access_token' % (self._API_BASE, channel_id), channel_id,
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'Downloading channel access token')
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query = {
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'allow_source': 'true',
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'p': random.randint(1000000, 10000000),
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'player': 'twitchweb',
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'segment_preference': '4',
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'sig': access_token['sig'].encode('utf-8'),
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'token': access_token['token'].encode('utf-8'),
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}
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formats = self._extract_m3u8_formats(
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'%s/api/channel/hls/%s.m3u8?%s'
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% (self._USHER_BASE, channel_id, compat_urllib_parse.urlencode(query)),
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channel_id, 'mp4')
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self._prefer_source(formats)
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view_count = stream.get('viewers')
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timestamp = parse_iso8601(stream.get('created_at'))
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channel = stream['channel']
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title = self._live_title(channel.get('display_name') or channel.get('name'))
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description = channel.get('status')
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thumbnails = []
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for thumbnail_key, thumbnail_url in stream['preview'].items():
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m = re.search(r'(?P<width>\d+)x(?P<height>\d+)\.jpg$', thumbnail_key)
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if not m:
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continue
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thumbnails.append({
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'url': thumbnail_url,
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'width': int(m.group('width')),
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'height': int(m.group('height')),
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})
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return {
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'id': compat_str(stream['_id']),
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'display_id': channel_id,
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'title': title,
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'description': description,
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'thumbnails': thumbnails,
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'uploader': channel.get('display_name'),
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'uploader_id': channel.get('name'),
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'timestamp': timestamp,
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'view_count': view_count,
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'formats': formats,
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'is_live': True,
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}
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