402 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			402 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # 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,
 | |
|         }
 |