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[youtubedl] / youtube_dl / extractor / limelight.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5
6 from .common import InfoExtractor
7 from ..utils import (
8 determine_ext,
9 float_or_none,
10 int_or_none,
11 )
12
13
14 class LimelightBaseIE(InfoExtractor):
15 _PLAYLIST_SERVICE_URL = 'http://production-ps.lvp.llnw.net/r/PlaylistService/%s/%s/%s'
16 _API_URL = 'http://api.video.limelight.com/rest/organizations/%s/%s/%s/%s.json'
17
18 def _call_playlist_service(self, item_id, method, fatal=True):
19 return self._download_json(
20 self._PLAYLIST_SERVICE_URL % (self._PLAYLIST_SERVICE_PATH, item_id, method),
21 item_id, 'Downloading PlaylistService %s JSON' % method, fatal=fatal)
22
23 def _call_api(self, organization_id, item_id, method):
24 return self._download_json(
25 self._API_URL % (organization_id, self._API_PATH, item_id, method),
26 item_id, 'Downloading API %s JSON' % method)
27
28 def _extract(self, item_id, pc_method, mobile_method, meta_method):
29 pc = self._call_playlist_service(item_id, pc_method)
30 metadata = self._call_api(pc['orgId'], item_id, meta_method)
31 mobile = self._call_playlist_service(item_id, mobile_method, fatal=False)
32 return pc, mobile, metadata
33
34 def _extract_info(self, streams, mobile_urls, properties):
35 video_id = properties['media_id']
36 formats = []
37
38 for stream in streams:
39 stream_url = stream.get('url')
40 if not stream_url:
41 continue
42 if '.f4m' in stream_url:
43 formats.extend(self._extract_f4m_formats(stream_url, video_id))
44 else:
45 fmt = {
46 'url': stream_url,
47 'abr': float_or_none(stream.get('audioBitRate')),
48 'vbr': float_or_none(stream.get('videoBitRate')),
49 'fps': float_or_none(stream.get('videoFrameRate')),
50 'width': int_or_none(stream.get('videoWidthInPixels')),
51 'height': int_or_none(stream.get('videoHeightInPixels')),
52 'ext': determine_ext(stream_url)
53 }
54 rtmp = re.search(r'^(?P<url>rtmpe?://[^/]+/(?P<app>.+))/(?P<playpath>mp4:.+)$', stream_url)
55 if rtmp:
56 format_id = 'rtmp'
57 if stream.get('videoBitRate'):
58 format_id += '-%d' % int_or_none(stream['videoBitRate'])
59 fmt.update({
60 'url': rtmp.group('url'),
61 'play_path': rtmp.group('playpath'),
62 'app': rtmp.group('app'),
63 'ext': 'flv',
64 'format_id': format_id,
65 })
66 formats.append(fmt)
67
68 for mobile_url in mobile_urls:
69 media_url = mobile_url.get('mobileUrl')
70 if not media_url:
71 continue
72 format_id = mobile_url.get('targetMediaPlatform')
73 if determine_ext(media_url) == 'm3u8':
74 formats.extend(self._extract_m3u8_formats(
75 media_url, video_id, 'mp4', entry_protocol='m3u8_native',
76 preference=-1, m3u8_id=format_id))
77 else:
78 formats.append({
79 'url': media_url,
80 'format_id': format_id,
81 'preference': -1,
82 })
83
84 self._sort_formats(formats)
85
86 title = properties['title']
87 description = properties.get('description')
88 timestamp = int_or_none(properties.get('publish_date') or properties.get('create_date'))
89 duration = float_or_none(properties.get('duration_in_milliseconds'), 1000)
90 filesize = int_or_none(properties.get('total_storage_in_bytes'))
91 categories = [properties.get('category')]
92 tags = properties.get('tags', [])
93 thumbnails = [{
94 'url': thumbnail['url'],
95 'width': int_or_none(thumbnail.get('width')),
96 'height': int_or_none(thumbnail.get('height')),
97 } for thumbnail in properties.get('thumbnails', []) if thumbnail.get('url')]
98
99 subtitles = {}
100 for caption in properties.get('captions', {}):
101 lang = caption.get('language_code')
102 subtitles_url = caption.get('url')
103 if lang and subtitles_url:
104 subtitles[lang] = [{
105 'url': subtitles_url,
106 }]
107
108 return {
109 'id': video_id,
110 'title': title,
111 'description': description,
112 'formats': formats,
113 'timestamp': timestamp,
114 'duration': duration,
115 'filesize': filesize,
116 'categories': categories,
117 'tags': tags,
118 'thumbnails': thumbnails,
119 'subtitles': subtitles,
120 }
121
122
123 class LimelightMediaIE(LimelightBaseIE):
124 IE_NAME = 'limelight'
125 _VALID_URL = r'(?:limelight:media:|http://link\.videoplatform\.limelight\.com/media/\??\bmediaId=)(?P<id>[a-z0-9]{32})'
126 _TESTS = [{
127 'url': 'http://link.videoplatform.limelight.com/media/?mediaId=3ffd040b522b4485b6d84effc750cd86',
128 'info_dict': {
129 'id': '3ffd040b522b4485b6d84effc750cd86',
130 'ext': 'flv',
131 'title': 'HaP and the HB Prince Trailer',
132 'description': 'md5:8005b944181778e313d95c1237ddb640',
133 'thumbnail': 're:^https?://.*\.jpeg$',
134 'duration': 144.23,
135 'timestamp': 1244136834,
136 'upload_date': '20090604',
137 },
138 'params': {
139 # rtmp download
140 'skip_download': True,
141 },
142 }, {
143 # video with subtitles
144 'url': 'limelight:media:a3e00274d4564ec4a9b29b9466432335',
145 'info_dict': {
146 'id': 'a3e00274d4564ec4a9b29b9466432335',
147 'ext': 'flv',
148 'title': '3Play Media Overview Video',
149 'description': '',
150 'thumbnail': 're:^https?://.*\.jpeg$',
151 'duration': 78.101,
152 'timestamp': 1338929955,
153 'upload_date': '20120605',
154 'subtitles': 'mincount:9',
155 },
156 'params': {
157 # rtmp download
158 'skip_download': True,
159 },
160 }]
161 _PLAYLIST_SERVICE_PATH = 'media'
162 _API_PATH = 'media'
163
164 def _real_extract(self, url):
165 video_id = self._match_id(url)
166
167 pc, mobile, metadata = self._extract(
168 video_id, 'getPlaylistByMediaId', 'getMobilePlaylistByMediaId', 'properties')
169
170 return self._extract_info(
171 pc['playlistItems'][0].get('streams', []),
172 mobile['mediaList'][0].get('mobileUrls', []) if mobile else [],
173 metadata)
174
175
176 class LimelightChannelIE(LimelightBaseIE):
177 IE_NAME = 'limelight:channel'
178 _VALID_URL = r'(?:limelight:channel:|http://link\.videoplatform\.limelight\.com/media/\??\bchannelId=)(?P<id>[a-z0-9]{32})'
179 _TEST = {
180 'url': 'http://link.videoplatform.limelight.com/media/?channelId=ab6a524c379342f9b23642917020c082',
181 'info_dict': {
182 'id': 'ab6a524c379342f9b23642917020c082',
183 'title': 'Javascript Sample Code',
184 },
185 'playlist_mincount': 3,
186 }
187 _PLAYLIST_SERVICE_PATH = 'channel'
188 _API_PATH = 'channels'
189
190 def _real_extract(self, url):
191 channel_id = self._match_id(url)
192
193 pc, mobile, medias = self._extract(
194 channel_id, 'getPlaylistByChannelId',
195 'getMobilePlaylistWithNItemsByChannelId?begin=0&count=-1', 'media')
196
197 entries = [
198 self._extract_info(
199 pc['playlistItems'][i].get('streams', []),
200 mobile['mediaList'][i].get('mobileUrls', []) if mobile else [],
201 medias['media_list'][i])
202 for i in range(len(medias['media_list']))]
203
204 return self.playlist_result(entries, channel_id, pc['title'])
205
206
207 class LimelightChannelListIE(LimelightBaseIE):
208 IE_NAME = 'limelight:channel_list'
209 _VALID_URL = r'(?:limelight:channel_list:|http://link\.videoplatform\.limelight\.com/media/\?.*?\bchannelListId=)(?P<id>[a-z0-9]{32})'
210 _TEST = {
211 'url': 'http://link.videoplatform.limelight.com/media/?channelListId=301b117890c4465c8179ede21fd92e2b',
212 'info_dict': {
213 'id': '301b117890c4465c8179ede21fd92e2b',
214 'title': 'Website - Hero Player',
215 },
216 'playlist_mincount': 2,
217 }
218 _PLAYLIST_SERVICE_PATH = 'channel_list'
219
220 def _real_extract(self, url):
221 channel_list_id = self._match_id(url)
222
223 channel_list = self._call_playlist_service(channel_list_id, 'getMobileChannelListById')
224
225 entries = [
226 self.url_result('limelight:channel:%s' % channel['id'], 'LimelightChannel')
227 for channel in channel_list['channelList']]
228
229 return self.playlist_result(entries, channel_list_id, channel_list['title'])