mirror of
https://github.com/ytdl-org/youtube-dl.git
synced 2024-11-26 20:22:14 +00:00
229 lines
8.8 KiB
Python
229 lines
8.8 KiB
Python
# coding: utf-8
|
|
from __future__ import unicode_literals
|
|
|
|
import itertools
|
|
import re
|
|
|
|
from .common import InfoExtractor
|
|
from ..utils import (
|
|
compat_urllib_parse,
|
|
compat_urllib_request,
|
|
ExtractorError,
|
|
parse_iso8601,
|
|
)
|
|
|
|
|
|
class TwitchIE(InfoExtractor):
|
|
# TODO: One broadcast may be split into multiple videos. The key
|
|
# 'broadcast_id' is the same for all parts, and 'broadcast_part'
|
|
# starts at 1 and increases. Can we treat all parts as one video?
|
|
_VALID_URL = r"""(?x)^(?:http://)?(?:www\.)?twitch\.tv/
|
|
(?:
|
|
(?P<channelid>[^/]+)|
|
|
(?:(?:[^/]+)/b/(?P<videoid>[^/]+))|
|
|
(?:(?:[^/]+)/c/(?P<chapterid>[^/]+))
|
|
)
|
|
/?(?:\#.*)?$
|
|
"""
|
|
_PAGE_LIMIT = 100
|
|
_API_BASE = 'https://api.twitch.tv'
|
|
_LOGIN_URL = 'https://secure.twitch.tv/user/login'
|
|
_TESTS = [{
|
|
'url': 'http://www.twitch.tv/riotgames/b/577357806',
|
|
'info_dict': {
|
|
'id': 'a577357806',
|
|
'title': 'Worlds Semifinals - Star Horn Royal Club vs. OMG',
|
|
},
|
|
'playlist_mincount': 12,
|
|
}, {
|
|
'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/vanillatv',
|
|
'info_dict': {
|
|
'id': 'vanillatv',
|
|
'title': 'VanillaTV',
|
|
},
|
|
'playlist_mincount': 412,
|
|
}]
|
|
|
|
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'):
|
|
response = super(TwitchIE, self)._download_json(url, video_id, note)
|
|
self._handle_error(response)
|
|
return response
|
|
|
|
def _extract_media(self, item, item_id):
|
|
ITEMS = {
|
|
'a': 'video',
|
|
'c': 'chapter',
|
|
}
|
|
info = self._extract_info(self._download_json(
|
|
'%s/kraken/videos/%s%s' % (self._API_BASE, item, item_id), item_id,
|
|
'Downloading %s info JSON' % ITEMS[item]))
|
|
response = self._download_json(
|
|
'%s/api/videos/%s%s' % (self._API_BASE, item, item_id), item_id,
|
|
'Downloading %s playlist JSON' % ITEMS[item])
|
|
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_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': '',
|
|
'follow': '',
|
|
'user[login]': username,
|
|
'user[password]': password,
|
|
}
|
|
|
|
request = compat_urllib_request.Request(
|
|
self._LOGIN_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 _real_extract(self, url):
|
|
mobj = re.match(self._VALID_URL, url)
|
|
if mobj.group('chapterid'):
|
|
return self._extract_media('c', mobj.group('chapterid'))
|
|
|
|
"""
|
|
webpage = self._download_webpage(url, chapter_id)
|
|
m = re.search(r'PP\.archive_id = "([0-9]+)";', webpage)
|
|
if not m:
|
|
raise ExtractorError('Cannot find archive of a chapter')
|
|
archive_id = m.group(1)
|
|
|
|
api = api_base + '/broadcast/by_chapter/%s.xml' % chapter_id
|
|
doc = self._download_xml(
|
|
api, chapter_id,
|
|
note='Downloading chapter information',
|
|
errnote='Chapter information download failed')
|
|
for a in doc.findall('.//archive'):
|
|
if archive_id == a.find('./id').text:
|
|
break
|
|
else:
|
|
raise ExtractorError('Could not find chapter in chapter information')
|
|
|
|
video_url = a.find('./video_file_url').text
|
|
video_ext = video_url.rpartition('.')[2] or 'flv'
|
|
|
|
chapter_api_url = 'https://api.twitch.tv/kraken/videos/c' + chapter_id
|
|
chapter_info = self._download_json(
|
|
chapter_api_url, 'c' + chapter_id,
|
|
note='Downloading chapter metadata',
|
|
errnote='Download of chapter metadata failed')
|
|
|
|
bracket_start = int(doc.find('.//bracket_start').text)
|
|
bracket_end = int(doc.find('.//bracket_end').text)
|
|
|
|
# TODO determine start (and probably fix up file)
|
|
# youtube-dl -v http://www.twitch.tv/firmbelief/c/1757457
|
|
#video_url += '?start=' + TODO:start_timestamp
|
|
# bracket_start is 13290, but we want 51670615
|
|
self._downloader.report_warning('Chapter detected, but we can just download the whole file. '
|
|
'Chapter starts at %s and ends at %s' % (formatSeconds(bracket_start), formatSeconds(bracket_end)))
|
|
|
|
info = {
|
|
'id': 'c' + chapter_id,
|
|
'url': video_url,
|
|
'ext': video_ext,
|
|
'title': chapter_info['title'],
|
|
'thumbnail': chapter_info['preview'],
|
|
'description': chapter_info['description'],
|
|
'uploader': chapter_info['channel']['display_name'],
|
|
'uploader_id': chapter_info['channel']['name'],
|
|
}
|
|
return info
|
|
"""
|
|
elif mobj.group('videoid'):
|
|
return self._extract_media('a', mobj.group('videoid'))
|
|
elif mobj.group('channelid'):
|
|
channel_id = mobj.group('channelid')
|
|
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(
|
|
'%s/kraken/channels/%s/videos/?offset=%d&limit=%d'
|
|
% (self._API_BASE, channel_id, offset, limit),
|
|
channel_id, 'Downloading channel videos JSON page %d' % counter)
|
|
videos = response['videos']
|
|
if not videos:
|
|
break
|
|
entries.extend([self.url_result(video['url'], 'Twitch') for video in videos])
|
|
offset += limit
|
|
return self.playlist_result(entries, channel_id, channel_name)
|