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