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[youtube-dl.git] / youtube_dl / extractor / livestream.py
1 from __future__ import unicode_literals
2
3 import re
4 import itertools
5
6 from .common import InfoExtractor
7 from ..compat import (
8     compat_str,
9     compat_urlparse,
10 )
11 from ..utils import (
12     find_xpath_attr,
13     xpath_attr,
14     xpath_with_ns,
15     xpath_text,
16     orderedSet,
17     update_url_query,
18     int_or_none,
19     float_or_none,
20     parse_iso8601,
21     determine_ext,
22 )
23
24
25 class LivestreamIE(InfoExtractor):
26     IE_NAME = 'livestream'
27     _VALID_URL = r'https?://(?:new\.)?livestream\.com/(?:accounts/(?P<account_id>\d+)|(?P<account_name>[^/]+))/(?:events/(?P<event_id>\d+)|(?P<event_name>[^/]+))(?:/videos/(?P<id>\d+))?'
28     _TESTS = [{
29         'url': 'http://new.livestream.com/CoheedandCambria/WebsterHall/videos/4719370',
30         'md5': '53274c76ba7754fb0e8d072716f2292b',
31         'info_dict': {
32             'id': '4719370',
33             'ext': 'mp4',
34             'title': 'Live from Webster Hall NYC',
35             'timestamp': 1350008072,
36             'upload_date': '20121012',
37             'duration': 5968.0,
38             'like_count': int,
39             'view_count': int,
40             'thumbnail': r're:^http://.*\.jpg$'
41         }
42     }, {
43         'url': 'http://new.livestream.com/tedx/cityenglish',
44         'info_dict': {
45             'title': 'TEDCity2.0 (English)',
46             'id': '2245590',
47         },
48         'playlist_mincount': 4,
49     }, {
50         'url': 'http://new.livestream.com/chess24/tatasteelchess',
51         'info_dict': {
52             'title': 'Tata Steel Chess',
53             'id': '3705884',
54         },
55         'playlist_mincount': 60,
56     }, {
57         'url': 'https://new.livestream.com/accounts/362/events/3557232/videos/67864563/player?autoPlay=false&height=360&mute=false&width=640',
58         'only_matching': True,
59     }, {
60         'url': 'http://livestream.com/bsww/concacafbeachsoccercampeonato2015',
61         'only_matching': True,
62     }]
63     _API_URL_TEMPLATE = 'http://livestream.com/api/accounts/%s/events/%s'
64
65     def _parse_smil_formats(self, smil, smil_url, video_id, namespace=None, f4m_params=None, transform_rtmp_url=None):
66         base_ele = find_xpath_attr(
67             smil, self._xpath_ns('.//meta', namespace), 'name', 'httpBase')
68         base = base_ele.get('content') if base_ele is not None else 'http://livestreamvod-f.akamaihd.net/'
69
70         formats = []
71         video_nodes = smil.findall(self._xpath_ns('.//video', namespace))
72
73         for vn in video_nodes:
74             tbr = int_or_none(vn.attrib.get('system-bitrate'), 1000)
75             furl = (
76                 update_url_query(compat_urlparse.urljoin(base, vn.attrib['src']), {
77                     'v': '3.0.3',
78                     'fp': 'WIN% 14,0,0,145',
79                 }))
80             if 'clipBegin' in vn.attrib:
81                 furl += '&ssek=' + vn.attrib['clipBegin']
82             formats.append({
83                 'url': furl,
84                 'format_id': 'smil_%d' % tbr,
85                 'ext': 'flv',
86                 'tbr': tbr,
87                 'preference': -1000,
88             })
89         return formats
90
91     def _extract_video_info(self, video_data):
92         video_id = compat_str(video_data['id'])
93
94         FORMAT_KEYS = (
95             ('sd', 'progressive_url'),
96             ('hd', 'progressive_url_hd'),
97         )
98
99         formats = []
100         for format_id, key in FORMAT_KEYS:
101             video_url = video_data.get(key)
102             if video_url:
103                 ext = determine_ext(video_url)
104                 if ext == 'm3u8':
105                     continue
106                 bitrate = int_or_none(self._search_regex(
107                     r'(\d+)\.%s' % ext, video_url, 'bitrate', default=None))
108                 formats.append({
109                     'url': video_url,
110                     'format_id': format_id,
111                     'tbr': bitrate,
112                     'ext': ext,
113                 })
114
115         smil_url = video_data.get('smil_url')
116         if smil_url:
117             formats.extend(self._extract_smil_formats(smil_url, video_id, fatal=False))
118
119         m3u8_url = video_data.get('m3u8_url')
120         if m3u8_url:
121             formats.extend(self._extract_m3u8_formats(
122                 m3u8_url, video_id, 'mp4', 'm3u8_native',
123                 m3u8_id='hls', fatal=False))
124
125         f4m_url = video_data.get('f4m_url')
126         if f4m_url:
127             formats.extend(self._extract_f4m_formats(
128                 f4m_url, video_id, f4m_id='hds', fatal=False))
129         self._sort_formats(formats)
130
131         comments = [{
132             'author_id': comment.get('author_id'),
133             'author': comment.get('author', {}).get('full_name'),
134             'id': comment.get('id'),
135             'text': comment['text'],
136             'timestamp': parse_iso8601(comment.get('created_at')),
137         } for comment in video_data.get('comments', {}).get('data', [])]
138
139         return {
140             'id': video_id,
141             'formats': formats,
142             'title': video_data['caption'],
143             'description': video_data.get('description'),
144             'thumbnail': video_data.get('thumbnail_url'),
145             'duration': float_or_none(video_data.get('duration'), 1000),
146             'timestamp': parse_iso8601(video_data.get('publish_at')),
147             'like_count': video_data.get('likes', {}).get('total'),
148             'comment_count': video_data.get('comments', {}).get('total'),
149             'view_count': video_data.get('views'),
150             'comments': comments,
151         }
152
153     def _extract_stream_info(self, stream_info):
154         broadcast_id = compat_str(stream_info['broadcast_id'])
155         is_live = stream_info.get('is_live')
156
157         formats = []
158         smil_url = stream_info.get('play_url')
159         if smil_url:
160             formats.extend(self._extract_smil_formats(smil_url, broadcast_id))
161
162         m3u8_url = stream_info.get('m3u8_url')
163         if m3u8_url:
164             formats.extend(self._extract_m3u8_formats(
165                 m3u8_url, broadcast_id, 'mp4', 'm3u8_native',
166                 m3u8_id='hls', fatal=False))
167
168         rtsp_url = stream_info.get('rtsp_url')
169         if rtsp_url:
170             formats.append({
171                 'url': rtsp_url,
172                 'format_id': 'rtsp',
173             })
174         self._sort_formats(formats)
175
176         return {
177             'id': broadcast_id,
178             'formats': formats,
179             'title': self._live_title(stream_info['stream_title']) if is_live else stream_info['stream_title'],
180             'thumbnail': stream_info.get('thumbnail_url'),
181             'is_live': is_live,
182         }
183
184     def _extract_event(self, event_data):
185         event_id = compat_str(event_data['id'])
186         account_id = compat_str(event_data['owner_account_id'])
187         feed_root_url = self._API_URL_TEMPLATE % (account_id, event_id) + '/feed.json'
188
189         stream_info = event_data.get('stream_info')
190         if stream_info:
191             return self._extract_stream_info(stream_info)
192
193         last_video = None
194         entries = []
195         for i in itertools.count(1):
196             if last_video is None:
197                 info_url = feed_root_url
198             else:
199                 info_url = '{root}?&id={id}&newer=-1&type=video'.format(
200                     root=feed_root_url, id=last_video)
201             videos_info = self._download_json(
202                 info_url, event_id, 'Downloading page {0}'.format(i))['data']
203             videos_info = [v['data'] for v in videos_info if v['type'] == 'video']
204             if not videos_info:
205                 break
206             for v in videos_info:
207                 v_id = compat_str(v['id'])
208                 entries.append(self.url_result(
209                     'http://livestream.com/accounts/%s/events/%s/videos/%s' % (account_id, event_id, v_id),
210                     'Livestream', v_id, v.get('caption')))
211             last_video = videos_info[-1]['id']
212         return self.playlist_result(entries, event_id, event_data['full_name'])
213
214     def _real_extract(self, url):
215         mobj = re.match(self._VALID_URL, url)
216         video_id = mobj.group('id')
217         event = mobj.group('event_id') or mobj.group('event_name')
218         account = mobj.group('account_id') or mobj.group('account_name')
219         api_url = self._API_URL_TEMPLATE % (account, event)
220         if video_id:
221             video_data = self._download_json(
222                 api_url + '/videos/%s' % video_id, video_id)
223             return self._extract_video_info(video_data)
224         else:
225             event_data = self._download_json(api_url, video_id)
226             return self._extract_event(event_data)
227
228
229 # The original version of Livestream uses a different system
230 class LivestreamOriginalIE(InfoExtractor):
231     IE_NAME = 'livestream:original'
232     _VALID_URL = r'''(?x)https?://original\.livestream\.com/
233         (?P<user>[^/\?#]+)(?:/(?P<type>video|folder)
234         (?:(?:\?.*?Id=|/)(?P<id>.*?)(&|$))?)?
235         '''
236     _TESTS = [{
237         'url': 'http://original.livestream.com/dealbook/video?clipId=pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
238         'info_dict': {
239             'id': 'pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
240             'ext': 'mp4',
241             'title': 'Spark 1 (BitCoin) with Cameron Winklevoss & Tyler Winklevoss of Winklevoss Capital',
242             'duration': 771.301,
243             'view_count': int,
244         },
245     }, {
246         'url': 'https://original.livestream.com/newplay/folder?dirId=a07bf706-d0e4-4e75-a747-b021d84f2fd3',
247         'info_dict': {
248             'id': 'a07bf706-d0e4-4e75-a747-b021d84f2fd3',
249         },
250         'playlist_mincount': 4,
251     }, {
252         # live stream
253         'url': 'http://original.livestream.com/znsbahamas',
254         'only_matching': True,
255     }]
256
257     def _extract_video_info(self, user, video_id):
258         api_url = 'http://x%sx.api.channel.livestream.com/2.0/clipdetails?extendedInfo=true&id=%s' % (user, video_id)
259         info = self._download_xml(api_url, video_id)
260
261         item = info.find('channel').find('item')
262         title = xpath_text(item, 'title')
263         media_ns = {'media': 'http://search.yahoo.com/mrss'}
264         thumbnail_url = xpath_attr(
265             item, xpath_with_ns('media:thumbnail', media_ns), 'url')
266         duration = float_or_none(xpath_attr(
267             item, xpath_with_ns('media:content', media_ns), 'duration'))
268         ls_ns = {'ls': 'http://api.channel.livestream.com/2.0'}
269         view_count = int_or_none(xpath_text(
270             item, xpath_with_ns('ls:viewsCount', ls_ns)))
271
272         return {
273             'id': video_id,
274             'title': title,
275             'thumbnail': thumbnail_url,
276             'duration': duration,
277             'view_count': view_count,
278         }
279
280     def _extract_video_formats(self, video_data, video_id):
281         formats = []
282
283         progressive_url = video_data.get('progressiveUrl')
284         if progressive_url:
285             formats.append({
286                 'url': progressive_url,
287                 'format_id': 'http',
288             })
289
290         m3u8_url = video_data.get('httpUrl')
291         if m3u8_url:
292             formats.extend(self._extract_m3u8_formats(
293                 m3u8_url, video_id, 'mp4', 'm3u8_native',
294                 m3u8_id='hls', fatal=False))
295
296         rtsp_url = video_data.get('rtspUrl')
297         if rtsp_url:
298             formats.append({
299                 'url': rtsp_url,
300                 'format_id': 'rtsp',
301             })
302
303         self._sort_formats(formats)
304         return formats
305
306     def _extract_folder(self, url, folder_id):
307         webpage = self._download_webpage(url, folder_id)
308         paths = orderedSet(re.findall(
309             r'''(?x)(?:
310                 <li\s+class="folder">\s*<a\s+href="|
311                 <a\s+href="(?=https?://livestre\.am/)
312             )([^"]+)"''', webpage))
313
314         entries = [{
315             '_type': 'url',
316             'url': compat_urlparse.urljoin(url, p),
317         } for p in paths]
318
319         return self.playlist_result(entries, folder_id)
320
321     def _real_extract(self, url):
322         mobj = re.match(self._VALID_URL, url)
323         user = mobj.group('user')
324         url_type = mobj.group('type')
325         content_id = mobj.group('id')
326         if url_type == 'folder':
327             return self._extract_folder(url, content_id)
328         else:
329             # this url is used on mobile devices
330             stream_url = 'http://x%sx.api.channel.livestream.com/3.0/getstream.json' % user
331             info = {}
332             if content_id:
333                 stream_url += '?id=%s' % content_id
334                 info = self._extract_video_info(user, content_id)
335             else:
336                 content_id = user
337                 webpage = self._download_webpage(url, content_id)
338                 info = {
339                     'title': self._og_search_title(webpage),
340                     'description': self._og_search_description(webpage),
341                     'thumbnail': self._search_regex(r'channelLogo\.src\s*=\s*"([^"]+)"', webpage, 'thumbnail', None),
342                 }
343             video_data = self._download_json(stream_url, content_id)
344             is_live = video_data.get('isLive')
345             info.update({
346                 'id': content_id,
347                 'title': self._live_title(info['title']) if is_live else info['title'],
348                 'formats': self._extract_video_formats(video_data, content_id),
349                 'is_live': is_live,
350             })
351             return info
352
353
354 # The server doesn't support HEAD request, the generic extractor can't detect
355 # the redirection
356 class LivestreamShortenerIE(InfoExtractor):
357     IE_NAME = 'livestream:shortener'
358     IE_DESC = False  # Do not list
359     _VALID_URL = r'https?://livestre\.am/(?P<id>.+)'
360
361     def _real_extract(self, url):
362         mobj = re.match(self._VALID_URL, url)
363         id = mobj.group('id')
364         webpage = self._download_webpage(url, id)
365
366         return self.url_result(self._og_search_url(webpage))