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[youtubedl] / youtube_dl / extractor / livestream.py
1 from __future__ import unicode_literals
2
3 import re
4 import json
5 import itertools
6
7 from .common import InfoExtractor
8 from ..compat import (
9 compat_str,
10 compat_urllib_parse_urlparse,
11 compat_urlparse,
12 )
13 from ..utils import (
14 ExtractorError,
15 find_xpath_attr,
16 int_or_none,
17 orderedSet,
18 xpath_with_ns,
19 )
20
21
22 class LivestreamIE(InfoExtractor):
23 IE_NAME = 'livestream'
24 _VALID_URL = r'https?://(?:new\.)?livestream\.com/.*?/(?P<event_name>.*?)(/videos/(?P<id>[0-9]+)(?:/player)?)?/?(?:$|[?#])'
25 _TESTS = [{
26 'url': 'http://new.livestream.com/CoheedandCambria/WebsterHall/videos/4719370',
27 'md5': '53274c76ba7754fb0e8d072716f2292b',
28 'info_dict': {
29 'id': '4719370',
30 'ext': 'mp4',
31 'title': 'Live from Webster Hall NYC',
32 'upload_date': '20121012',
33 'like_count': int,
34 'view_count': int,
35 'thumbnail': 're:^http://.*\.jpg$'
36 }
37 }, {
38 'url': 'http://new.livestream.com/tedx/cityenglish',
39 'info_dict': {
40 'title': 'TEDCity2.0 (English)',
41 'id': '2245590',
42 },
43 'playlist_mincount': 4,
44 }, {
45 'url': 'http://new.livestream.com/chess24/tatasteelchess',
46 'info_dict': {
47 'title': 'Tata Steel Chess',
48 'id': '3705884',
49 },
50 'playlist_mincount': 60,
51 }, {
52 'url': 'https://new.livestream.com/accounts/362/events/3557232/videos/67864563/player?autoPlay=false&height=360&mute=false&width=640',
53 'only_matching': True,
54 }, {
55 'url': 'http://livestream.com/bsww/concacafbeachsoccercampeonato2015',
56 'only_matching': True,
57 }]
58
59 def _parse_smil(self, video_id, smil_url):
60 formats = []
61 _SWITCH_XPATH = (
62 './/{http://www.w3.org/2001/SMIL20/Language}body/'
63 '{http://www.w3.org/2001/SMIL20/Language}switch')
64 smil_doc = self._download_xml(
65 smil_url, video_id,
66 note='Downloading SMIL information',
67 errnote='Unable to download SMIL information',
68 fatal=False)
69 if smil_doc is False: # Download failed
70 return formats
71 title_node = find_xpath_attr(
72 smil_doc, './/{http://www.w3.org/2001/SMIL20/Language}meta',
73 'name', 'title')
74 if title_node is None:
75 self.report_warning('Cannot find SMIL id')
76 switch_node = smil_doc.find(_SWITCH_XPATH)
77 else:
78 title_id = title_node.attrib['content']
79 switch_node = find_xpath_attr(
80 smil_doc, _SWITCH_XPATH, 'id', title_id)
81 if switch_node is None:
82 raise ExtractorError('Cannot find switch node')
83 video_nodes = switch_node.findall(
84 '{http://www.w3.org/2001/SMIL20/Language}video')
85
86 for vn in video_nodes:
87 tbr = int_or_none(vn.attrib.get('system-bitrate'))
88 furl = (
89 'http://livestream-f.akamaihd.net/%s?v=3.0.3&fp=WIN%%2014,0,0,145' %
90 (vn.attrib['src']))
91 if 'clipBegin' in vn.attrib:
92 furl += '&ssek=' + vn.attrib['clipBegin']
93 formats.append({
94 'url': furl,
95 'format_id': 'smil_%d' % tbr,
96 'ext': 'flv',
97 'tbr': tbr,
98 'preference': -1000,
99 })
100 return formats
101
102 def _extract_video_info(self, video_data):
103 video_id = compat_str(video_data['id'])
104
105 FORMAT_KEYS = (
106 ('sd', 'progressive_url'),
107 ('hd', 'progressive_url_hd'),
108 )
109 formats = [{
110 'format_id': format_id,
111 'url': video_data[key],
112 'quality': i + 1,
113 } for i, (format_id, key) in enumerate(FORMAT_KEYS)
114 if video_data.get(key)]
115
116 smil_url = video_data.get('smil_url')
117 if smil_url:
118 formats.extend(self._parse_smil(video_id, smil_url))
119 self._sort_formats(formats)
120
121 return {
122 'id': video_id,
123 'formats': formats,
124 'title': video_data['caption'],
125 'thumbnail': video_data.get('thumbnail_url'),
126 'upload_date': video_data['updated_at'].replace('-', '')[:8],
127 'like_count': video_data.get('likes', {}).get('total'),
128 'view_count': video_data.get('views'),
129 }
130
131 def _extract_event(self, info):
132 event_id = compat_str(info['id'])
133 account = compat_str(info['owner_account_id'])
134 root_url = (
135 'https://new.livestream.com/api/accounts/{account}/events/{event}/'
136 'feed.json'.format(account=account, event=event_id))
137
138 def _extract_videos():
139 last_video = None
140 for i in itertools.count(1):
141 if last_video is None:
142 info_url = root_url
143 else:
144 info_url = '{root}?&id={id}&newer=-1&type=video'.format(
145 root=root_url, id=last_video)
146 videos_info = self._download_json(info_url, event_id, 'Downloading page {0}'.format(i))['data']
147 videos_info = [v['data'] for v in videos_info if v['type'] == 'video']
148 if not videos_info:
149 break
150 for v in videos_info:
151 yield self._extract_video_info(v)
152 last_video = videos_info[-1]['id']
153 return self.playlist_result(_extract_videos(), event_id, info['full_name'])
154
155 def _real_extract(self, url):
156 mobj = re.match(self._VALID_URL, url)
157 video_id = mobj.group('id')
158 event_name = mobj.group('event_name')
159 webpage = self._download_webpage(url, video_id or event_name)
160
161 og_video = self._og_search_video_url(
162 webpage, 'player url', fatal=False, default=None)
163 if og_video is not None:
164 query_str = compat_urllib_parse_urlparse(og_video).query
165 query = compat_urlparse.parse_qs(query_str)
166 if 'play_url' in query:
167 api_url = query['play_url'][0].replace('.smil', '')
168 info = json.loads(self._download_webpage(
169 api_url, video_id, 'Downloading video info'))
170 return self._extract_video_info(info)
171
172 config_json = self._search_regex(
173 r'window.config = ({.*?});', webpage, 'window config')
174 info = json.loads(config_json)['event']
175
176 def is_relevant(vdata, vid):
177 result = vdata['type'] == 'video'
178 if video_id is not None:
179 result = result and compat_str(vdata['data']['id']) == vid
180 return result
181
182 if video_id is None:
183 # This is an event page:
184 return self._extract_event(info)
185 else:
186 videos = [self._extract_video_info(video_data['data'])
187 for video_data in info['feed']['data']
188 if is_relevant(video_data, video_id)]
189 if not videos:
190 raise ExtractorError('Cannot find video %s' % video_id)
191 return videos[0]
192
193
194 # The original version of Livestream uses a different system
195 class LivestreamOriginalIE(InfoExtractor):
196 IE_NAME = 'livestream:original'
197 _VALID_URL = r'''(?x)https?://original\.livestream\.com/
198 (?P<user>[^/]+)/(?P<type>video|folder)
199 (?:\?.*?Id=|/)(?P<id>.*?)(&|$)
200 '''
201 _TESTS = [{
202 'url': 'http://original.livestream.com/dealbook/video?clipId=pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
203 'info_dict': {
204 'id': 'pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
205 'ext': 'mp4',
206 'title': 'Spark 1 (BitCoin) with Cameron Winklevoss & Tyler Winklevoss of Winklevoss Capital',
207 },
208 }, {
209 'url': 'https://original.livestream.com/newplay/folder?dirId=a07bf706-d0e4-4e75-a747-b021d84f2fd3',
210 'info_dict': {
211 'id': 'a07bf706-d0e4-4e75-a747-b021d84f2fd3',
212 },
213 'playlist_mincount': 4,
214 }]
215
216 def _extract_video(self, user, video_id):
217 api_url = 'http://x{0}x.api.channel.livestream.com/2.0/clipdetails?extendedInfo=true&id={1}'.format(user, video_id)
218
219 info = self._download_xml(api_url, video_id)
220 # this url is used on mobile devices
221 stream_url = 'http://x{0}x.api.channel.livestream.com/3.0/getstream.json?id={1}'.format(user, video_id)
222 stream_info = self._download_json(stream_url, video_id)
223 item = info.find('channel').find('item')
224 ns = {'media': 'http://search.yahoo.com/mrss'}
225 thumbnail_url = item.find(xpath_with_ns('media:thumbnail', ns)).attrib['url']
226
227 return {
228 'id': video_id,
229 'title': item.find('title').text,
230 'url': stream_info['progressiveUrl'],
231 'thumbnail': thumbnail_url,
232 }
233
234 def _extract_folder(self, url, folder_id):
235 webpage = self._download_webpage(url, folder_id)
236 paths = orderedSet(re.findall(
237 r'''(?x)(?:
238 <li\s+class="folder">\s*<a\s+href="|
239 <a\s+href="(?=https?://livestre\.am/)
240 )([^"]+)"''', webpage))
241
242 return {
243 '_type': 'playlist',
244 'id': folder_id,
245 'entries': [{
246 '_type': 'url',
247 'url': compat_urlparse.urljoin(url, p),
248 } for p in paths],
249 }
250
251 def _real_extract(self, url):
252 mobj = re.match(self._VALID_URL, url)
253 id = mobj.group('id')
254 user = mobj.group('user')
255 url_type = mobj.group('type')
256 if url_type == 'folder':
257 return self._extract_folder(url, id)
258 else:
259 return self._extract_video(user, id)
260
261
262 # The server doesn't support HEAD request, the generic extractor can't detect
263 # the redirection
264 class LivestreamShortenerIE(InfoExtractor):
265 IE_NAME = 'livestream:shortener'
266 IE_DESC = False # Do not list
267 _VALID_URL = r'https?://livestre\.am/(?P<id>.+)'
268
269 def _real_extract(self, url):
270 mobj = re.match(self._VALID_URL, url)
271 id = mobj.group('id')
272 webpage = self._download_webpage(url, id)
273
274 return {
275 '_type': 'url',
276 'url': self._og_search_url(webpage),
277 }