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youtube-dl/youtube_dl/extractor/twitch.py

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Python
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# coding: utf-8
from __future__ import unicode_literals
import itertools
import re
import random
from .common import InfoExtractor
from ..compat import (
compat_HTTPError,
compat_parse_qs,
compat_str,
compat_urllib_parse_urlencode,
compat_urllib_parse_urlparse,
)
from ..utils import (
clean_html,
ExtractorError,
int_or_none,
js_to_json,
orderedSet,
parse_duration,
parse_iso8601,
update_url_query,
urlencode_postdata,
urljoin,
)
class TwitchBaseIE(InfoExtractor):
_VALID_URL_BASE = r'https?://(?:(?:www|go)\.)?twitch\.tv'
_API_BASE = 'https://api.twitch.tv'
_USHER_BASE = 'https://usher.ttvnw.net'
_LOGIN_URL = 'https://www.twitch.tv/login'
_CLIENT_ID = 'jzkbprff40iqj646a697cyrvl0zt2m6'
_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 _call_api(self, path, item_id, note):
response = self._download_json(
'%s/%s' % (self._API_BASE, path), item_id, note,
headers={'Client-ID': self._CLIENT_ID})
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
def fail(message):
raise ExtractorError(
'Unable to login. Twitch said: %s' % message, expected=True)
def login_step(page, urlh, note, data):
form = self._hidden_inputs(page)
form.update(data)
page_url = urlh.geturl()
post_url = self._search_regex(
r'<form[^>]+action=(["\'])(?P<url>.+?)\1', page,
'post url', default=page_url, group='url')
post_url = urljoin(page_url, post_url)
headers = {'Referer': page_url}
try:
response = self._download_json(
post_url, None, note,
data=urlencode_postdata(form),
headers=headers)
except ExtractorError as e:
if isinstance(e.cause, compat_HTTPError) and e.cause.code == 400:
response = self._parse_json(
e.cause.read().decode('utf-8'), None)
fail(response['message'])
raise
redirect_url = urljoin(post_url, response['redirect'])
return self._download_webpage_handle(
redirect_url, None, 'Downloading login redirect page',
headers=headers)
login_page, handle = self._download_webpage_handle(
self._LOGIN_URL, None, 'Downloading login page')
# Some TOR nodes and public proxies are blocked completely
if 'blacklist_message' in login_page:
fail(clean_html(login_page))
redirect_page, handle = login_step(
login_page, handle, 'Logging in as %s' % username, {
'username': username,
'password': password,
})
if re.search(r'(?i)<form[^>]+id="two-factor-submit"', redirect_page) is not None:
# TODO: Add mechanism to request an SMS or phone call
tfa_token = self._get_tfa_info('two-factor authentication token')
login_step(redirect_page, handle, 'Submitting TFA token', {
'authy_token': tfa_token,
'remember_2fa': '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._call_api(
'kraken/videos/%s%s' % (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._call_api(
'api/videos/%s%s' % (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'''(?x)
https?://
(?:
(?:(?:www|go)\.)?twitch\.tv/(?:[^/]+/v|videos)/|
player\.twitch\.tv/\?.*?\bvideo=v
)
(?P<id>\d+)
'''
_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': r're:^https?://.*\.jpg$',
'duration': 17208,
'timestamp': 1435131709,
'upload_date': '20150624',
'uploader': 'Riot Games',
'uploader_id': 'riotgames',
'view_count': int,
'start_time': 310,
},
'params': {
# m3u8 download
'skip_download': True,
},
}, {
# Untitled broadcast (title is None)
'url': 'http://www.twitch.tv/belkao_o/v/11230755',
'info_dict': {
'id': 'v11230755',
'ext': 'mp4',
'title': 'Untitled Broadcast',
'thumbnail': r're:^https?://.*\.jpg$',
'duration': 1638,
'timestamp': 1439746708,
'upload_date': '20150816',
'uploader': 'BelkAO_o',
'uploader_id': 'belkao_o',
'view_count': int,
},
'params': {
# m3u8 download
'skip_download': True,
},
'skip': 'HTTP Error 404: Not Found',
}, {
'url': 'http://player.twitch.tv/?t=5m10s&video=v6528877',
'only_matching': True,
}, {
'url': 'https://www.twitch.tv/videos/6528877',
'only_matching': True,
}]
def _real_extract(self, url):
item_id = self._match_id(url)
info = self._download_info(self._ITEM_SHORTCUT, item_id)
access_token = self._call_api(
'api/vods/%s/access_token' % 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', entry_protocol='m3u8_native')
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])
if info.get('timestamp') is not None:
info['subtitles'] = {
'rechat': [{
'url': update_url_query(
'https://rechat.twitch.tv/rechat-messages', {
'video_id': 'v%s' % item_id,
'start': info['timestamp'],
}),
'ext': 'json',
}],
}
return info
class TwitchPlaylistBaseIE(TwitchBaseIE):
_PLAYLIST_PATH = 'kraken/channels/%s/videos/?offset=%d&limit=%d'
_PAGE_LIMIT = 100
def _extract_playlist(self, channel_id):
info = self._call_api(
'kraken/channels/%s' % 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._call_api(
self._PLAYLIST_PATH % (channel_id, offset, limit),
channel_id,
'Downloading %s 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 TwitchVideosBaseIE(TwitchPlaylistBaseIE):
_VALID_URL_VIDEOS_BASE = r'%s/(?P<id>[^/]+)/videos' % TwitchBaseIE._VALID_URL_BASE
_PLAYLIST_PATH = TwitchPlaylistBaseIE._PLAYLIST_PATH + '&broadcast_type='
class TwitchAllVideosIE(TwitchVideosBaseIE):
IE_NAME = 'twitch:videos:all'
_VALID_URL = r'%s/all' % TwitchVideosBaseIE._VALID_URL_VIDEOS_BASE
_PLAYLIST_PATH = TwitchVideosBaseIE._PLAYLIST_PATH + 'archive,upload,highlight'
_PLAYLIST_TYPE = 'all videos'
_TEST = {
'url': 'https://www.twitch.tv/spamfish/videos/all',
'info_dict': {
'id': 'spamfish',
'title': 'Spamfish',
},
'playlist_mincount': 869,
}
class TwitchUploadsIE(TwitchVideosBaseIE):
IE_NAME = 'twitch:videos:uploads'
_VALID_URL = r'%s/uploads' % TwitchVideosBaseIE._VALID_URL_VIDEOS_BASE
_PLAYLIST_PATH = TwitchVideosBaseIE._PLAYLIST_PATH + 'upload'
_PLAYLIST_TYPE = 'uploads'
_TEST = {
'url': 'https://www.twitch.tv/spamfish/videos/uploads',
'info_dict': {
'id': 'spamfish',
'title': 'Spamfish',
},
'playlist_mincount': 0,
}
class TwitchPastBroadcastsIE(TwitchVideosBaseIE):
IE_NAME = 'twitch:videos:past-broadcasts'
_VALID_URL = r'%s/past-broadcasts' % TwitchVideosBaseIE._VALID_URL_VIDEOS_BASE
_PLAYLIST_PATH = TwitchVideosBaseIE._PLAYLIST_PATH + 'archive'
_PLAYLIST_TYPE = 'past broadcasts'
_TEST = {
'url': 'https://www.twitch.tv/spamfish/videos/past-broadcasts',
'info_dict': {
'id': 'spamfish',
'title': 'Spamfish',
},
'playlist_mincount': 0,
}
class TwitchHighlightsIE(TwitchVideosBaseIE):
IE_NAME = 'twitch:videos:highlights'
_VALID_URL = r'%s/highlights' % TwitchVideosBaseIE._VALID_URL_VIDEOS_BASE
_PLAYLIST_PATH = TwitchVideosBaseIE._PLAYLIST_PATH + 'highlight'
_PLAYLIST_TYPE = 'highlights'
_TEST = {
'url': 'https://www.twitch.tv/spamfish/videos/highlights',
'info_dict': {
'id': 'spamfish',
'title': 'Spamfish',
},
'playlist_mincount': 805,
}
class TwitchStreamIE(TwitchBaseIE):
IE_NAME = 'twitch:stream'
_VALID_URL = r'''(?x)
https?://
(?:
(?:(?:www|go)\.)?twitch\.tv/|
player\.twitch\.tv/\?.*?\bchannel=
)
(?P<id>[^/#?]+)
'''
_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,
}, {
'url': 'https://player.twitch.tv/?channel=lotsofs',
'only_matching': True,
}, {
'url': 'https://go.twitch.tv/food',
'only_matching': True,
}]
@classmethod
def suitable(cls, url):
return (False
if any(ie.suitable(url) for ie in (
TwitchVideoIE,
TwitchChapterIE,
TwitchVodIE,
TwitchProfileIE,
TwitchAllVideosIE,
TwitchUploadsIE,
TwitchPastBroadcastsIE,
TwitchHighlightsIE))
else super(TwitchStreamIE, cls).suitable(url))
def _real_extract(self, url):
channel_id = self._match_id(url)
stream = self._call_api(
'kraken/streams/%s?stream_type=all' % channel_id, channel_id,
'Downloading stream JSON').get('stream')
if not stream:
raise ExtractorError('%s is offline' % channel_id, expected=True)
# 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._call_api(
'api/channels/%s/access_token' % channel_id, channel_id,
'Downloading channel access token')
query = {
'allow_source': 'true',
'allow_audio_only': 'true',
'allow_spectre': '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,
}
class TwitchClipsIE(InfoExtractor):
IE_NAME = 'twitch:clips'
_VALID_URL = r'https?://clips\.twitch\.tv/(?:[^/]+/)*(?P<id>[^/?#&]+)'
_TESTS = [{
'url': 'https://clips.twitch.tv/ea/AggressiveCobraPoooound',
'md5': '761769e1eafce0ffebfb4089cb3847cd',
'info_dict': {
'id': 'AggressiveCobraPoooound',
'ext': 'mp4',
'title': 'EA Play 2016 Live from the Novo Theatre',
'thumbnail': r're:^https?://.*\.jpg',
'creator': 'EA',
'uploader': 'stereotype_',
'uploader_id': 'stereotype_',
},
}, {
# multiple formats
'url': 'https://clips.twitch.tv/rflegendary/UninterestedBeeDAESuppy',
'only_matching': True,
}]
def _real_extract(self, url):
video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id)
clip = self._parse_json(
self._search_regex(
r'(?s)clipInfo\s*=\s*({.+?});', webpage, 'clip info'),
video_id, transform_source=js_to_json)
title = clip.get('channel_title') or self._og_search_title(webpage)
formats = [{
'url': option['source'],
'format_id': option.get('quality'),
'height': int_or_none(option.get('quality')),
} for option in clip.get('quality_options', []) if option.get('source')]
if not formats:
formats = [{
'url': clip['clip_video_url'],
}]
self._sort_formats(formats)
return {
'id': video_id,
'title': title,
'thumbnail': self._og_search_thumbnail(webpage),
'creator': clip.get('broadcaster_display_name') or clip.get('broadcaster_login'),
'uploader': clip.get('curator_login'),
'uploader_id': clip.get('curator_display_name'),
'formats': formats,
}
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