2 from __future__ import unicode_literals
7 from .common import InfoExtractor
10 compat_urllib_request,
16 class TwitchIE(InfoExtractor):
17 # TODO: One broadcast may be split into multiple videos. The key
18 # 'broadcast_id' is the same for all parts, and 'broadcast_part'
19 # starts at 1 and increases. Can we treat all parts as one video?
20 _VALID_URL = r"""(?x)^(?:http://)?(?:www\.)?twitch\.tv/
23 (?:(?:[^/]+)/b/(?P<videoid>[^/]+))|
24 (?:(?:[^/]+)/c/(?P<chapterid>[^/]+))
29 _API_BASE = 'https://api.twitch.tv'
30 _LOGIN_URL = 'https://secure.twitch.tv/user/login'
32 'url': 'http://www.twitch.tv/riotgames/b/577357806',
35 'title': 'Worlds Semifinals - Star Horn Royal Club vs. OMG',
37 'playlist_mincount': 12,
39 'url': 'http://www.twitch.tv/acracingleague/c/5285812',
42 'title': 'ACRL Off Season - Sports Cars @ Nordschleife',
44 'playlist_mincount': 3,
46 'url': 'http://www.twitch.tv/vanillatv',
51 'playlist_mincount': 412,
54 def _handle_error(self, response):
55 if not isinstance(response, dict):
57 error = response.get('error')
60 '%s returned error: %s - %s' % (self.IE_NAME, error, response.get('message')),
63 def _download_json(self, url, video_id, note='Downloading JSON metadata'):
64 response = super(TwitchIE, self)._download_json(url, video_id, note)
65 self._handle_error(response)
68 def _extract_media(self, item, item_id):
73 info = self._extract_info(self._download_json(
74 '%s/kraken/videos/%s%s' % (self._API_BASE, item, item_id), item_id,
75 'Downloading %s info JSON' % ITEMS[item]))
76 response = self._download_json(
77 '%s/api/videos/%s%s' % (self._API_BASE, item, item_id), item_id,
78 'Downloading %s playlist JSON' % ITEMS[item])
80 chunks = response['chunks']
81 qualities = list(chunks.keys())
82 for num, fragment in enumerate(zip(*chunks.values()), start=1):
84 for fmt_num, fragment_fmt in enumerate(fragment):
85 format_id = qualities[fmt_num]
87 'url': fragment_fmt['url'],
88 'format_id': format_id,
89 'quality': 1 if format_id == 'live' else 0,
91 m = re.search(r'^(?P<height>\d+)[Pp]', format_id)
93 fmt['height'] = int(m.group('height'))
95 self._sort_formats(formats)
97 entry['id'] = '%s_%d' % (entry['id'], num)
98 entry['title'] = '%s part %d' % (entry['title'], num)
99 entry['formats'] = formats
100 entries.append(entry)
101 return self.playlist_result(entries, info['id'], info['title'])
103 def _extract_info(self, info):
106 'title': info['title'],
107 'description': info['description'],
108 'duration': info['length'],
109 'thumbnail': info['preview'],
110 'uploader': info['channel']['display_name'],
111 'uploader_id': info['channel']['name'],
112 'timestamp': parse_iso8601(info['recorded_at']),
113 'view_count': info['views'],
116 def _real_initialize(self):
120 (username, password) = self._get_login_info()
124 login_page = self._download_webpage(
125 self._LOGIN_URL, None, 'Downloading login page')
127 authenticity_token = self._search_regex(
128 r'<input name="authenticity_token" type="hidden" value="([^"]+)"',
129 login_page, 'authenticity token')
132 'utf8': '✓'.encode('utf-8'),
133 'authenticity_token': authenticity_token,
134 'redirect_on_login': '',
135 'embed_form': 'false',
136 'mp_source_action': '',
138 'user[login]': username,
139 'user[password]': password,
142 request = compat_urllib_request.Request(
143 self._LOGIN_URL, compat_urllib_parse.urlencode(login_form).encode('utf-8'))
144 request.add_header('Referer', self._LOGIN_URL)
145 response = self._download_webpage(
146 request, None, 'Logging in as %s' % username)
149 r"id=([\"'])login_error_message\1[^>]*>(?P<msg>[^<]+)", response)
151 raise ExtractorError(
152 'Unable to login: %s' % m.group('msg').strip(), expected=True)
154 def _real_extract(self, url):
155 mobj = re.match(self._VALID_URL, url)
156 if mobj.group('chapterid'):
157 return self._extract_media('c', mobj.group('chapterid'))
160 webpage = self._download_webpage(url, chapter_id)
161 m = re.search(r'PP\.archive_id = "([0-9]+)";', webpage)
163 raise ExtractorError('Cannot find archive of a chapter')
164 archive_id = m.group(1)
166 api = api_base + '/broadcast/by_chapter/%s.xml' % chapter_id
167 doc = self._download_xml(
169 note='Downloading chapter information',
170 errnote='Chapter information download failed')
171 for a in doc.findall('.//archive'):
172 if archive_id == a.find('./id').text:
175 raise ExtractorError('Could not find chapter in chapter information')
177 video_url = a.find('./video_file_url').text
178 video_ext = video_url.rpartition('.')[2] or 'flv'
180 chapter_api_url = 'https://api.twitch.tv/kraken/videos/c' + chapter_id
181 chapter_info = self._download_json(
182 chapter_api_url, 'c' + chapter_id,
183 note='Downloading chapter metadata',
184 errnote='Download of chapter metadata failed')
186 bracket_start = int(doc.find('.//bracket_start').text)
187 bracket_end = int(doc.find('.//bracket_end').text)
189 # TODO determine start (and probably fix up file)
190 # youtube-dl -v http://www.twitch.tv/firmbelief/c/1757457
191 #video_url += '?start=' + TODO:start_timestamp
192 # bracket_start is 13290, but we want 51670615
193 self._downloader.report_warning('Chapter detected, but we can just download the whole file. '
194 'Chapter starts at %s and ends at %s' % (formatSeconds(bracket_start), formatSeconds(bracket_end)))
197 'id': 'c' + chapter_id,
200 'title': chapter_info['title'],
201 'thumbnail': chapter_info['preview'],
202 'description': chapter_info['description'],
203 'uploader': chapter_info['channel']['display_name'],
204 'uploader_id': chapter_info['channel']['name'],
208 elif mobj.group('videoid'):
209 return self._extract_media('a', mobj.group('videoid'))
210 elif mobj.group('channelid'):
211 channel_id = mobj.group('channelid')
212 info = self._download_json(
213 '%s/kraken/channels/%s' % (self._API_BASE, channel_id),
214 channel_id, 'Downloading channel info JSON')
215 channel_name = info.get('display_name') or info.get('name')
218 limit = self._PAGE_LIMIT
219 for counter in itertools.count(1):
220 response = self._download_json(
221 '%s/kraken/channels/%s/videos/?offset=%d&limit=%d'
222 % (self._API_BASE, channel_id, offset, limit),
223 channel_id, 'Downloading channel videos JSON page %d' % counter)
224 videos = response['videos']
227 entries.extend([self.url_result(video['url'], 'Twitch') for video in videos])
229 return self.playlist_result(entries, channel_id, channel_name)