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[youtubedl] / youtube_dl / extractor / ustream.py
1 from __future__ import unicode_literals
2
3 import json
4 import re
5
6 from .common import InfoExtractor
7 from ..compat import (
8 compat_urlparse,
9 )
10 from ..utils import ExtractorError
11
12
13 class UstreamIE(InfoExtractor):
14 _VALID_URL = r'https?://www\.ustream\.tv/(?P<type>recorded|embed|embed/recorded)/(?P<videoID>\d+)'
15 IE_NAME = 'ustream'
16 _TESTS = [{
17 'url': 'http://www.ustream.tv/recorded/20274954',
18 'md5': '088f151799e8f572f84eb62f17d73e5c',
19 'info_dict': {
20 'id': '20274954',
21 'ext': 'flv',
22 'uploader': 'Young Americans for Liberty',
23 'title': 'Young Americans for Liberty February 7, 2012 2:28 AM',
24 },
25 }, {
26 # From http://sportscanada.tv/canadagames/index.php/week2/figure-skating/444
27 # Title and uploader available only from params JSON
28 'url': 'http://www.ustream.tv/embed/recorded/59307601?ub=ff0000&lc=ff0000&oc=ffffff&uc=ffffff&v=3&wmode=direct',
29 'md5': '5a2abf40babeac9812ed20ae12d34e10',
30 'info_dict': {
31 'id': '59307601',
32 'ext': 'flv',
33 'title': '-CG11- Canada Games Figure Skating',
34 'uploader': 'sportscanadatv',
35 }
36 }]
37
38 def _real_extract(self, url):
39 m = re.match(self._VALID_URL, url)
40 video_id = m.group('videoID')
41
42 # some sites use this embed format (see: http://github.com/rg3/youtube-dl/issues/2990)
43 if m.group('type') == 'embed/recorded':
44 video_id = m.group('videoID')
45 desktop_url = 'http://www.ustream.tv/recorded/' + video_id
46 return self.url_result(desktop_url, 'Ustream')
47 if m.group('type') == 'embed':
48 video_id = m.group('videoID')
49 webpage = self._download_webpage(url, video_id)
50 desktop_video_id = self._html_search_regex(
51 r'ContentVideoIds=\["([^"]*?)"\]', webpage, 'desktop_video_id')
52 desktop_url = 'http://www.ustream.tv/recorded/' + desktop_video_id
53 return self.url_result(desktop_url, 'Ustream')
54
55 params = self._download_json(
56 'http://cdngw.ustream.tv/rgwjson/Viewer.getVideo/' + json.dumps({
57 'brandId': 1,
58 'videoId': int(video_id),
59 'autoplay': False,
60 }), video_id)
61
62 if 'error' in params:
63 raise ExtractorError(params['error']['message'], expected=True)
64
65 video_url = params['flv']
66
67 webpage = self._download_webpage(url, video_id)
68
69 self.report_extraction(video_id)
70
71 video_title = self._html_search_regex(r'data-title="(?P<title>.+)"',
72 webpage, 'title', default=None)
73
74 if not video_title:
75 try:
76 video_title = params['moduleConfig']['meta']['title']
77 except KeyError:
78 pass
79
80 if not video_title:
81 video_title = 'Ustream video ' + video_id
82
83 uploader = self._html_search_regex(r'data-content-type="channel".*?>(?P<uploader>.*?)</a>',
84 webpage, 'uploader', fatal=False, flags=re.DOTALL, default=None)
85
86 if not uploader:
87 try:
88 uploader = params['moduleConfig']['meta']['userName']
89 except KeyError:
90 uploader = None
91
92 thumbnail = self._html_search_regex(r'<link rel="image_src" href="(?P<thumb>.*?)"',
93 webpage, 'thumbnail', fatal=False)
94
95 return {
96 'id': video_id,
97 'url': video_url,
98 'ext': 'flv',
99 'title': video_title,
100 'uploader': uploader,
101 'thumbnail': thumbnail,
102 }
103
104
105 class UstreamChannelIE(InfoExtractor):
106 _VALID_URL = r'https?://www\.ustream\.tv/channel/(?P<slug>.+)'
107 IE_NAME = 'ustream:channel'
108 _TEST = {
109 'url': 'http://www.ustream.tv/channel/channeljapan',
110 'info_dict': {
111 'id': '10874166',
112 },
113 'playlist_mincount': 17,
114 }
115
116 def _real_extract(self, url):
117 m = re.match(self._VALID_URL, url)
118 display_id = m.group('slug')
119 webpage = self._download_webpage(url, display_id)
120 channel_id = self._html_search_meta('ustream:channel_id', webpage)
121
122 BASE = 'http://www.ustream.tv'
123 next_url = '/ajax/socialstream/videos/%s/1.json' % channel_id
124 video_ids = []
125 while next_url:
126 reply = self._download_json(
127 compat_urlparse.urljoin(BASE, next_url), display_id,
128 note='Downloading video information (next: %d)' % (len(video_ids) + 1))
129 video_ids.extend(re.findall(r'data-content-id="(\d.*)"', reply['data']))
130 next_url = reply['nextUrl']
131
132 entries = [
133 self.url_result('http://www.ustream.tv/recorded/' + vid, 'Ustream')
134 for vid in video_ids]
135 return {
136 '_type': 'playlist',
137 'id': channel_id,
138 'display_id': display_id,
139 'entries': entries,
140 }