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Commit | Line | Data |
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8056c854 | 1 | # coding: utf-8 |
2 | from __future__ import unicode_literals | |
3 | ||
4 | import re | |
5 | import json | |
6 | ||
7 | from .common import InfoExtractor | |
2ca7ed41 S |
8 | from ..compat import ( |
9 | compat_str, | |
10 | compat_urlparse, | |
11 | ) | |
8056c854 | 12 | from ..utils import ( |
13 | ExtractorError, | |
8056c854 | 14 | float_or_none, |
2ca7ed41 S |
15 | mimetype2ext, |
16 | unescapeHTML, | |
17 | unsmuggle_url, | |
18 | urljoin, | |
8056c854 | 19 | ) |
20 | ||
21 | ||
22 | class MediasiteIE(InfoExtractor): | |
2ca7ed41 | 23 | _VALID_URL = r'(?xi)https?://[^/]+/Mediasite/Play/(?P<id>[0-9a-f]{32,34})(?P<query>\?[^#]+|)' |
8056c854 | 24 | _TESTS = [ |
25 | { | |
26 | 'url': 'https://hitsmediaweb.h-its.org/mediasite/Play/2db6c271681e4f199af3c60d1f82869b1d', | |
27 | 'info_dict': { | |
28 | 'id': '2db6c271681e4f199af3c60d1f82869b1d', | |
29 | 'ext': 'mp4', | |
30 | 'title': 'Lecture: Tuesday, September 20, 2016 - Sir Andrew Wiles', | |
31 | 'description': 'Sir Andrew Wiles: “Equations in arithmetic”\\n\\nI will describe some of the interactions between modern number theory and the problem of solving equations in rational numbers or integers\\u0027.', | |
32 | 'timestamp': 1474268400.0, | |
33 | 'upload_date': '20160919', | |
34 | }, | |
35 | }, | |
36 | { | |
37 | 'url': 'http://mediasite.uib.no/Mediasite/Play/90bb363295d945d6b548c867d01181361d?catalog=a452b7df-9ae1-46b7-a3ba-aceeb285f3eb', | |
38 | 'info_dict': { | |
39 | 'id': '90bb363295d945d6b548c867d01181361d', | |
40 | 'ext': 'mp4', | |
41 | 'upload_date': '20150429', | |
42 | 'title': '5) IT-forum 2015-Dag 1 - Dungbeetle - How and why Rain created a tiny bug tracker for Unity', | |
43 | 'timestamp': 1430311380.0, | |
44 | }, | |
45 | }, | |
46 | { | |
47 | 'url': 'https://collegerama.tudelft.nl/Mediasite/Play/585a43626e544bdd97aeb71a0ec907a01d', | |
48 | 'md5': '481fda1c11f67588c0d9d8fbdced4e39', | |
49 | 'info_dict': { | |
50 | 'id': '585a43626e544bdd97aeb71a0ec907a01d', | |
51 | 'ext': 'mp4', | |
52 | 'title': 'Een nieuwe wereld: waarden, bewustzijn en techniek van de mensheid 2.0.', | |
53 | 'description': '', | |
54 | 'thumbnail': r're:^https?://.*\.jpg(?:\?.*)?$', | |
55 | 'duration': 7713.088, | |
56 | 'timestamp': 1413309600, | |
57 | 'upload_date': '20141014', | |
58 | }, | |
59 | }, | |
60 | { | |
61 | 'url': 'https://collegerama.tudelft.nl/Mediasite/Play/86a9ea9f53e149079fbdb4202b521ed21d?catalog=fd32fd35-6c99-466c-89d4-cd3c431bc8a4', | |
62 | 'md5': 'ef1fdded95bdf19b12c5999949419c92', | |
63 | 'info_dict': { | |
64 | 'id': '86a9ea9f53e149079fbdb4202b521ed21d', | |
65 | 'ext': 'wmv', | |
66 | 'title': '64ste Vakantiecursus: Afvalwater', | |
67 | 'description': 'md5:7fd774865cc69d972f542b157c328305', | |
68 | 'thumbnail': r're:^https?://.*\.jpg(?:\?.*?)?$', | |
69 | 'duration': 10853, | |
70 | 'timestamp': 1326446400, | |
71 | 'upload_date': '20120113', | |
72 | }, | |
73 | }, | |
74 | { | |
75 | 'url': 'http://digitalops.sandia.gov/Mediasite/Play/24aace4429fc450fb5b38cdbf424a66e1d', | |
76 | 'md5': '9422edc9b9a60151727e4b6d8bef393d', | |
77 | 'info_dict': { | |
78 | 'id': '24aace4429fc450fb5b38cdbf424a66e1d', | |
79 | 'ext': 'mp4', | |
80 | 'title': 'Xyce Software Training - Section 1', | |
81 | 'description': r're:(?s)SAND Number: SAND 2013-7800.{200,}', | |
82 | 'upload_date': '20120409', | |
83 | 'timestamp': 1333983600, | |
84 | 'duration': 7794, | |
85 | } | |
86 | } | |
87 | ] | |
88 | ||
89 | # look in Mediasite.Core.js (Mediasite.ContentStreamType[*]) | |
90 | _STREAM_TYPES = { | |
2ca7ed41 | 91 | 0: 'video1', # the main video |
8056c854 | 92 | 2: 'slide', |
93 | 3: 'presentation', | |
2ca7ed41 | 94 | 4: 'video2', # screencast? |
8056c854 | 95 | 5: 'video3', |
96 | } | |
97 | ||
2ca7ed41 S |
98 | @staticmethod |
99 | def _extract_urls(webpage): | |
100 | return [ | |
101 | unescapeHTML(mobj.group('url')) | |
102 | for mobj in re.finditer( | |
103 | r'(?xi)<iframe\b[^>]+\bsrc=(["\'])(?P<url>(?:(?:https?:)?//[^/]+)?/Mediasite/Play/[0-9a-f]{32,34}(?:\?.*?)?)\1', | |
104 | webpage)] | |
105 | ||
8056c854 | 106 | def _real_extract(self, url): |
107 | url, data = unsmuggle_url(url, {}) | |
108 | mobj = re.match(self._VALID_URL, url) | |
2ca7ed41 S |
109 | resource_id = mobj.group('id') |
110 | query = mobj.group('query') | |
8056c854 | 111 | |
2ca7ed41 S |
112 | webpage, urlh = self._download_webpage_handle(url, resource_id) # XXX: add UrlReferrer? |
113 | redirect_url = compat_str(urlh.geturl()) | |
8056c854 | 114 | |
115 | # XXX: might have also extracted UrlReferrer and QueryString from the html | |
2ca7ed41 S |
116 | service_path = compat_urlparse.urljoin(redirect_url, self._html_search_regex( |
117 | r'<div[^>]+\bid=["\']ServicePath[^>]+>(.+?)</div>', webpage, resource_id, | |
8056c854 | 118 | default='/Mediasite/PlayerService/PlayerService.svc/json')) |
119 | ||
2ca7ed41 S |
120 | player_options = self._download_json( |
121 | '%s/GetPlayerOptions' % service_path, resource_id, | |
8056c854 | 122 | headers={ |
123 | 'Content-type': 'application/json; charset=utf-8', | |
124 | 'X-Requested-With': 'XMLHttpRequest', | |
125 | }, | |
126 | data=json.dumps({ | |
127 | 'getPlayerOptionsRequest': { | |
2ca7ed41 S |
128 | 'ResourceId': resource_id, |
129 | 'QueryString': query, | |
8056c854 | 130 | 'UrlReferrer': data.get('UrlReferrer', ''), |
131 | 'UseScreenReader': False, | |
132 | } | |
2ca7ed41 S |
133 | }).encode('utf-8'))['d'] |
134 | ||
135 | presentation = player_options['Presentation'] | |
136 | title = presentation['Title'] | |
137 | ||
138 | if presentation is None: | |
139 | raise ExtractorError( | |
140 | 'Mediasite says: %s' % player_options['PlayerPresentationStatusMessage'], | |
8056c854 | 141 | expected=True) |
142 | ||
143 | thumbnails = [] | |
144 | formats = [] | |
2ca7ed41 S |
145 | for snum, Stream in enumerate(presentation['Streams']): |
146 | stream_type = Stream.get('StreamType') | |
147 | if stream_type is None: | |
148 | continue | |
149 | ||
150 | video_urls = Stream.get('VideoUrls') | |
151 | if not isinstance(video_urls, list): | |
152 | video_urls = [] | |
153 | ||
154 | stream_id = self._STREAM_TYPES.get( | |
155 | stream_type, 'type%u' % stream_type) | |
8056c854 | 156 | |
157 | stream_formats = [] | |
2ca7ed41 S |
158 | for unum, VideoUrl in enumerate(video_urls): |
159 | video_url = VideoUrl.get('Location') | |
160 | if not video_url or not isinstance(video_url, compat_str): | |
161 | continue | |
8056c854 | 162 | # XXX: if Stream.get('CanChangeScheme', False), switch scheme to HTTP/HTTPS |
163 | ||
2ca7ed41 S |
164 | media_type = VideoUrl.get('MediaType') |
165 | if media_type == 'SS': | |
8056c854 | 166 | stream_formats.extend(self._extract_ism_formats( |
2ca7ed41 S |
167 | video_url, resource_id, |
168 | ism_id='%s-%u.%u' % (stream_id, snum, unum), | |
169 | fatal=False)) | |
170 | elif media_type == 'Dash': | |
171 | stream_formats.extend(self._extract_mpd_formats( | |
172 | video_url, resource_id, | |
173 | mpd_id='%s-%u.%u' % (stream_id, snum, unum), | |
174 | fatal=False)) | |
175 | else: | |
176 | stream_formats.append({ | |
177 | 'format_id': '%s-%u.%u' % (stream_id, snum, unum), | |
178 | 'url': video_url, | |
179 | 'ext': mimetype2ext(VideoUrl.get('MimeType')), | |
180 | }) | |
8056c854 | 181 | |
182 | # TODO: if Stream['HasSlideContent']: | |
183 | # synthesise an MJPEG video stream '%s-%u.slides' % (stream_type, snum) | |
184 | # from Stream['Slides'] | |
185 | # this will require writing a custom downloader... | |
186 | ||
187 | # disprefer 'secondary' streams | |
2ca7ed41 | 188 | if stream_type != 0: |
8056c854 | 189 | for fmt in stream_formats: |
190 | fmt['preference'] = -1 | |
191 | ||
2ca7ed41 S |
192 | thumbnail_url = Stream.get('ThumbnailUrl') |
193 | if thumbnail_url: | |
8056c854 | 194 | thumbnails.append({ |
2ca7ed41 S |
195 | 'id': '%s-%u' % (stream_id, snum), |
196 | 'url': urljoin(redirect_url, thumbnail_url), | |
197 | 'preference': -1 if stream_type != 0 else 0, | |
8056c854 | 198 | }) |
199 | formats.extend(stream_formats) | |
200 | ||
201 | self._sort_formats(formats) | |
202 | ||
203 | # XXX: Presentation['Presenters'] | |
204 | # XXX: Presentation['Transcript'] | |
205 | ||
206 | return { | |
2ca7ed41 S |
207 | 'id': resource_id, |
208 | 'title': title, | |
209 | 'description': presentation.get('Description'), | |
210 | 'duration': float_or_none(presentation.get('Duration'), 1000), | |
211 | 'timestamp': float_or_none(presentation.get('UnixTime'), 1000), | |
8056c854 | 212 | 'formats': formats, |
213 | 'thumbnails': thumbnails, | |
214 | } |