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[youtubedl] / youtube_dl / extractor / livestream.py
1 from __future__ import unicode_literals
2
3 import re
4 import json
5
6 from .common import InfoExtractor
7 from ..compat import (
8 compat_str,
9 compat_urllib_parse_urlparse,
10 compat_urlparse,
11 )
12 from ..utils import (
13 ExtractorError,
14 find_xpath_attr,
15 int_or_none,
16 orderedSet,
17 xpath_with_ns,
18 )
19
20
21 class LivestreamIE(InfoExtractor):
22 IE_NAME = 'livestream'
23 _VALID_URL = r'https?://new\.livestream\.com/.*?/(?P<event_name>.*?)(/videos/(?P<id>[0-9]+)(?:/player)?)?/?(?:$|[?#])'
24 _TESTS = [{
25 'url': 'http://new.livestream.com/CoheedandCambria/WebsterHall/videos/4719370',
26 'md5': '53274c76ba7754fb0e8d072716f2292b',
27 'info_dict': {
28 'id': '4719370',
29 'ext': 'mp4',
30 'title': 'Live from Webster Hall NYC',
31 'upload_date': '20121012',
32 'like_count': int,
33 'view_count': int,
34 'thumbnail': 're:^http://.*\.jpg$'
35 }
36 }, {
37 'url': 'http://new.livestream.com/tedx/cityenglish',
38 'info_dict': {
39 'title': 'TEDCity2.0 (English)',
40 'id': '2245590',
41 },
42 'playlist_mincount': 4,
43 }, {
44 'url': 'https://new.livestream.com/accounts/362/events/3557232/videos/67864563/player?autoPlay=false&height=360&mute=false&width=640',
45 'only_matching': True,
46 }]
47
48 def _parse_smil(self, video_id, smil_url):
49 formats = []
50 _SWITCH_XPATH = (
51 './/{http://www.w3.org/2001/SMIL20/Language}body/'
52 '{http://www.w3.org/2001/SMIL20/Language}switch')
53 smil_doc = self._download_xml(
54 smil_url, video_id,
55 note='Downloading SMIL information',
56 errnote='Unable to download SMIL information',
57 fatal=False)
58 if smil_doc is False: # Download failed
59 return formats
60 title_node = find_xpath_attr(
61 smil_doc, './/{http://www.w3.org/2001/SMIL20/Language}meta',
62 'name', 'title')
63 if title_node is None:
64 self.report_warning('Cannot find SMIL id')
65 switch_node = smil_doc.find(_SWITCH_XPATH)
66 else:
67 title_id = title_node.attrib['content']
68 switch_node = find_xpath_attr(
69 smil_doc, _SWITCH_XPATH, 'id', title_id)
70 if switch_node is None:
71 raise ExtractorError('Cannot find switch node')
72 video_nodes = switch_node.findall(
73 '{http://www.w3.org/2001/SMIL20/Language}video')
74
75 for vn in video_nodes:
76 tbr = int_or_none(vn.attrib.get('system-bitrate'))
77 furl = (
78 'http://livestream-f.akamaihd.net/%s?v=3.0.3&fp=WIN%%2014,0,0,145' %
79 (vn.attrib['src']))
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 formats = [{
99 'format_id': format_id,
100 'url': video_data[key],
101 'quality': i + 1,
102 } for i, (format_id, key) in enumerate(FORMAT_KEYS)
103 if video_data.get(key)]
104
105 smil_url = video_data.get('smil_url')
106 if smil_url:
107 formats.extend(self._parse_smil(video_id, smil_url))
108 self._sort_formats(formats)
109
110 return {
111 'id': video_id,
112 'formats': formats,
113 'title': video_data['caption'],
114 'thumbnail': video_data.get('thumbnail_url'),
115 'upload_date': video_data['updated_at'].replace('-', '')[:8],
116 'like_count': video_data.get('likes', {}).get('total'),
117 'view_count': video_data.get('views'),
118 }
119
120 def _real_extract(self, url):
121 mobj = re.match(self._VALID_URL, url)
122 video_id = mobj.group('id')
123 event_name = mobj.group('event_name')
124 webpage = self._download_webpage(url, video_id or event_name)
125
126 og_video = self._og_search_video_url(
127 webpage, 'player url', fatal=False, default=None)
128 if og_video is not None:
129 query_str = compat_urllib_parse_urlparse(og_video).query
130 query = compat_urlparse.parse_qs(query_str)
131 if 'play_url' in query:
132 api_url = query['play_url'][0].replace('.smil', '')
133 info = json.loads(self._download_webpage(
134 api_url, video_id, 'Downloading video info'))
135 return self._extract_video_info(info)
136
137 config_json = self._search_regex(
138 r'window.config = ({.*?});', webpage, 'window config')
139 info = json.loads(config_json)['event']
140
141 def is_relevant(vdata, vid):
142 result = vdata['type'] == 'video'
143 if video_id is not None:
144 result = result and compat_str(vdata['data']['id']) == vid
145 return result
146
147 videos = [self._extract_video_info(video_data['data'])
148 for video_data in info['feed']['data']
149 if is_relevant(video_data, video_id)]
150 if video_id is None:
151 # This is an event page:
152 return self.playlist_result(
153 videos, '%s' % info['id'], info['full_name'])
154 else:
155 if not videos:
156 raise ExtractorError('Cannot find video %s' % video_id)
157 return videos[0]
158
159
160 # The original version of Livestream uses a different system
161 class LivestreamOriginalIE(InfoExtractor):
162 IE_NAME = 'livestream:original'
163 _VALID_URL = r'''(?x)https?://www\.livestream\.com/
164 (?P<user>[^/]+)/(?P<type>video|folder)
165 (?:\?.*?Id=|/)(?P<id>.*?)(&|$)
166 '''
167 _TESTS = [{
168 'url': 'http://www.livestream.com/dealbook/video?clipId=pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
169 'info_dict': {
170 'id': 'pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
171 'ext': 'flv',
172 'title': 'Spark 1 (BitCoin) with Cameron Winklevoss & Tyler Winklevoss of Winklevoss Capital',
173 },
174 'params': {
175 # rtmp
176 'skip_download': True,
177 },
178 }, {
179 'url': 'https://www.livestream.com/newplay/folder?dirId=a07bf706-d0e4-4e75-a747-b021d84f2fd3',
180 'info_dict': {
181 'id': 'a07bf706-d0e4-4e75-a747-b021d84f2fd3',
182 },
183 'playlist_mincount': 4,
184 }]
185
186 def _extract_video(self, user, video_id):
187 api_url = 'http://x{0}x.api.channel.livestream.com/2.0/clipdetails?extendedInfo=true&id={1}'.format(user, video_id)
188
189 info = self._download_xml(api_url, video_id)
190 item = info.find('channel').find('item')
191 ns = {'media': 'http://search.yahoo.com/mrss'}
192 thumbnail_url = item.find(xpath_with_ns('media:thumbnail', ns)).attrib['url']
193 # Remove the extension and number from the path (like 1.jpg)
194 path = self._search_regex(r'(user-files/.+)_.*?\.jpg$', thumbnail_url, 'path')
195
196 return {
197 'id': video_id,
198 'title': item.find('title').text,
199 'url': 'rtmp://extondemand.livestream.com/ondemand',
200 'play_path': 'trans/dv15/mogulus-{0}'.format(path),
201 'player_url': 'http://static.livestream.com/chromelessPlayer/v21/playerapi.swf?hash=5uetk&v=0803&classid=D27CDB6E-AE6D-11cf-96B8-444553540000&jsEnabled=false&wmode=opaque',
202 'ext': 'flv',
203 'thumbnail': thumbnail_url,
204 }
205
206 def _extract_folder(self, url, folder_id):
207 webpage = self._download_webpage(url, folder_id)
208 paths = orderedSet(re.findall(
209 r'''(?x)(?:
210 <li\s+class="folder">\s*<a\s+href="|
211 <a\s+href="(?=https?://livestre\.am/)
212 )([^"]+)"''', webpage))
213
214 return {
215 '_type': 'playlist',
216 'id': folder_id,
217 'entries': [{
218 '_type': 'url',
219 'url': compat_urlparse.urljoin(url, p),
220 } for p in paths],
221 }
222
223 def _real_extract(self, url):
224 mobj = re.match(self._VALID_URL, url)
225 id = mobj.group('id')
226 user = mobj.group('user')
227 url_type = mobj.group('type')
228 if url_type == 'folder':
229 return self._extract_folder(url, id)
230 else:
231 return self._extract_video(user, id)
232
233
234 # The server doesn't support HEAD request, the generic extractor can't detect
235 # the redirection
236 class LivestreamShortenerIE(InfoExtractor):
237 IE_NAME = 'livestream:shortener'
238 IE_DESC = False # Do not list
239 _VALID_URL = r'https?://livestre\.am/(?P<id>.+)'
240
241 def _real_extract(self, url):
242 mobj = re.match(self._VALID_URL, url)
243 id = mobj.group('id')
244 webpage = self._download_webpage(url, id)
245
246 return {
247 '_type': 'url',
248 'url': self._og_search_url(webpage),
249 }