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[youtubedl] / youtube_dl / extractor / rice.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5
6 from .common import InfoExtractor
7 from ..compat import compat_parse_qs
8 from ..utils import (
9 xpath_text,
10 xpath_element,
11 int_or_none,
12 parse_iso8601,
13 ExtractorError,
14 )
15
16
17 class RICEIE(InfoExtractor):
18 _VALID_URL = r'https?://mediahub\.rice\.edu/app/[Pp]ortal/video\.aspx\?(?P<query>.+)'
19 _TEST = {
20 'url': 'https://mediahub.rice.edu/app/Portal/video.aspx?PortalID=25ffd62c-3d01-4b29-8c70-7c94270efb3e&DestinationID=66bc9434-03bd-4725-b47e-c659d8d809db&ContentID=YEWIvbhb40aqdjMD1ALSqw',
21 'md5': '9b83b4a2eead4912dc3b7fac7c449b6a',
22 'info_dict': {
23 'id': 'YEWIvbhb40aqdjMD1ALSqw',
24 'ext': 'mp4',
25 'title': 'Active Learning in Archeology',
26 'upload_date': '20140616',
27 'timestamp': 1402926346,
28 }
29 }
30 _NS = 'http://schemas.datacontract.org/2004/07/ensembleVideo.Data.Service.Contracts.Models.Player.Config'
31
32 def _real_extract(self, url):
33 qs = compat_parse_qs(re.match(self._VALID_URL, url).group('query'))
34 if not qs.get('PortalID') or not qs.get('DestinationID') or not qs.get('ContentID'):
35 raise ExtractorError('Invalid URL', expected=True)
36
37 portal_id = qs['PortalID'][0]
38 playlist_id = qs['DestinationID'][0]
39 content_id = qs['ContentID'][0]
40
41 content_data = self._download_xml('https://mediahub.rice.edu/api/portal/GetContentTitle', content_id, query={
42 'portalId': portal_id,
43 'playlistId': playlist_id,
44 'contentId': content_id
45 })
46 metadata = xpath_element(content_data, './/metaData', fatal=True)
47 title = xpath_text(metadata, 'primaryTitle', fatal=True)
48 encodings = xpath_element(content_data, './/encodings', fatal=True)
49 player_data = self._download_xml('https://mediahub.rice.edu/api/player/GetPlayerConfig', content_id, query={
50 'temporaryLinkId': xpath_text(encodings, 'temporaryLinkId', fatal=True),
51 'contentId': content_id,
52 })
53
54 common_fmt = {}
55 dimensions = xpath_text(encodings, 'dimensions')
56 if dimensions:
57 wh = dimensions.split('x')
58 if len(wh) == 2:
59 common_fmt.update({
60 'width': int_or_none(wh[0]),
61 'height': int_or_none(wh[1]),
62 })
63
64 formats = []
65 rtsp_path = xpath_text(player_data, self._xpath_ns('RtspPath', self._NS))
66 if rtsp_path:
67 fmt = {
68 'url': rtsp_path,
69 'format_id': 'rtsp',
70 }
71 fmt.update(common_fmt)
72 formats.append(fmt)
73 for source in player_data.findall(self._xpath_ns('.//Source', self._NS)):
74 video_url = xpath_text(source, self._xpath_ns('File', self._NS))
75 if not video_url:
76 continue
77 if '.m3u8' in video_url:
78 formats.extend(self._extract_m3u8_formats(video_url, content_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False))
79 else:
80 fmt = {
81 'url': video_url,
82 'format_id': video_url.split(':')[0],
83 }
84 fmt.update(common_fmt)
85 rtmp = re.search(r'^(?P<url>rtmp://[^/]+/(?P<app>.+))/(?P<playpath>mp4:.+)$', video_url)
86 if rtmp:
87 fmt.update({
88 'url': rtmp.group('url'),
89 'play_path': rtmp.group('playpath'),
90 'app': rtmp.group('app'),
91 'ext': 'flv',
92 })
93 formats.append(fmt)
94 self._sort_formats(formats)
95
96 thumbnails = []
97 for content_asset in content_data.findall('.//contentAssets'):
98 asset_type = xpath_text(content_asset, 'type')
99 if asset_type == 'image':
100 image_url = xpath_text(content_asset, 'httpPath')
101 if not image_url:
102 continue
103 thumbnails.append({
104 'id': xpath_text(content_asset, 'ID'),
105 'url': image_url,
106 })
107
108 return {
109 'id': content_id,
110 'title': title,
111 'description': xpath_text(metadata, 'abstract'),
112 'duration': int_or_none(xpath_text(metadata, 'duration')),
113 'timestamp': parse_iso8601(xpath_text(metadata, 'dateUpdated')),
114 'thumbnails': thumbnails,
115 'formats': formats,
116 }