# coding: utf-8 from __future__ import unicode_literals import itertools import re import random from .common import InfoExtractor from ..compat import ( compat_parse_qs, compat_str, compat_urllib_parse_urlencode, compat_urllib_parse_urlparse, compat_urlparse, ) from ..utils import ( ExtractorError, int_or_none, orderedSet, parse_duration, parse_iso8601, sanitized_Request, urlencode_postdata, ) 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 = 'http://www.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 = sanitized_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, handle = self._download_webpage_handle( self._LOGIN_URL, None, 'Downloading login page') login_form = self._hidden_inputs(login_page) login_form.update({ 'username': username, 'password': password, }) redirect_url = handle.geturl() post_url = self._search_regex( r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page, 'post url', default=redirect_url, group='url') if not post_url.startswith('http'): post_url = compat_urlparse.urljoin(redirect_url, post_url) request = sanitized_Request( post_url, urlencode_postdata(login_form)) request.add_header('Referer', redirect_url) response = self._download_webpage( request, None, 'Logging in as %s' % username) error_message = self._search_regex( r'<div[^>]+class="subwindow_notice"[^>]*>([^<]+)</div>', response, 'error message', default=None) if error_message: raise ExtractorError( 'Unable to login. Twitch said: %s' % error_message, expected=True) if '>Reset your password<' in response: self.report_warning('Twitch asks you to reset your password, go to https://secure.twitch.tv/reset/submit') 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.get('title') or 'Untitled Broadcast', 'description': info.get('description'), 'duration': int_or_none(info.get('length')), 'thumbnail': info.get('preview'), 'uploader': info.get('channel', {}).get('display_name'), 'uploader_id': info.get('channel', {}).get('name'), 'timestamp': parse_iso8601(info.get('recorded_at')), 'view_count': int_or_none(info.get('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, 'skip': 'HTTP Error 404: Not Found', } 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, 'skip': 'HTTP Error 404: Not Found', }, { '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' _TESTS = [{ 'url': 'http://www.twitch.tv/riotgames/v/6528877?t=5m10s', 'info_dict': { 'id': 'v6528877', 'ext': 'mp4', 'title': 'LCK Summer Split - Week 6 Day 1', 'thumbnail': 're:^https?://.*\.jpg$', 'duration': 17208, 'timestamp': 1435131709, 'upload_date': '20150624', 'uploader': 'Riot Games', 'uploader_id': 'riotgames', 'view_count': int, 'start_time': 310, }, 'params': { # m3u8 download 'skip_download': True, }, }, { # Untitled broadcast (title is None) 'url': 'http://www.twitch.tv/belkao_o/v/11230755', 'info_dict': { 'id': 'v11230755', 'ext': 'mp4', 'title': 'Untitled Broadcast', 'thumbnail': 're:^https?://.*\.jpg$', 'duration': 1638, 'timestamp': 1439746708, 'upload_date': '20150816', 'uploader': 'BelkAO_o', 'uploader_id': 'belkao_o', '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?%s' % ( self._USHER_BASE, item_id, compat_urllib_parse_urlencode({ 'allow_source': 'true', 'allow_audio_only': 'true', 'allow_spectre': 'true', 'player': 'twitchweb', 'nauth': access_token['token'], 'nauthsig': access_token['sig'], })), item_id, 'mp4') self._prefer_source(formats) info['formats'] = formats parsed_url = compat_urllib_parse_urlparse(url) query = compat_parse_qs(parsed_url.query) if 't' in query: info['start_time'] = parse_duration(query['t'][0]) 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 broken_paging_detected = False counter_override = None for counter in itertools.count(1): response = self._download_json( self._PLAYLIST_URL % (channel_id, offset, limit), channel_id, 'Downloading %s videos JSON page %s' % (self._PLAYLIST_TYPE, counter_override or counter)) page_entries = self._extract_playlist_page(response) if not page_entries: break total = int_or_none(response.get('_total')) # Since the beginning of March 2016 twitch's paging mechanism # is completely broken on the twitch side. It simply ignores # a limit and returns the whole offset number of videos. # Working around by just requesting all videos at once. # Upd: pagination bug was fixed by twitch on 15.03.2016. if not broken_paging_detected and total and len(page_entries) > limit: self.report_warning( 'Twitch pagination is broken on twitch side, requesting all videos at once', channel_id) broken_paging_detected = True offset = total counter_override = '(all at once)' continue entries.extend(page_entries) if broken_paging_detected or total and len(page_entries) >= total: break offset += limit return self.playlist_result( [self.url_result(entry) for entry in orderedSet(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 TwitchStreamIE(TwitchBaseIE): IE_NAME = 'twitch:stream' _VALID_URL = r'%s/(?P<id>[^/#?]+)/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE _TESTS = [{ 'url': 'http://www.twitch.tv/shroomztv', 'info_dict': { 'id': '12772022048', 'display_id': 'shroomztv', 'ext': 'mp4', 'title': 're:^ShroomzTV [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$', '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, }, }, { 'url': 'http://www.twitch.tv/miracle_doto#profile-0', 'only_matching': 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) # Channel name may be typed if different case than the original channel name # (e.g. http://www.twitch.tv/TWITCHPLAYSPOKEMON) that will lead to constructing # an invalid m3u8 URL. Working around by use of original channel name from stream # JSON and fallback to lowercase if it's not available. channel_id = stream.get('channel', {}).get('name') or channel_id.lower() 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', 'allow_audio_only': '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, }