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[youtubedl] / youtube_dl / extractor / nbc.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_HTTPError,
10 )
11 from ..utils import (
12 ExtractorError,
13 find_xpath_attr,
14 )
15
16
17 class NBCIE(InfoExtractor):
18 _VALID_URL = r'http://www\.nbc\.com/(?:[^/]+/)+(?P<id>n?\d+)'
19
20 _TESTS = [
21 {
22 'url': 'http://www.nbc.com/chicago-fire/video/i-am-a-firefighter/2734188',
23 # md5 checksum is not stable
24 'info_dict': {
25 'id': 'bTmnLCvIbaaH',
26 'ext': 'flv',
27 'title': 'I Am a Firefighter',
28 'description': 'An emergency puts Dawson\'sf irefighter skills to the ultimate test in this four-part digital series.',
29 },
30 },
31 {
32 'url': 'http://www.nbc.com/the-tonight-show/episodes/176',
33 'info_dict': {
34 'id': 'XwU9KZkp98TH',
35 'ext': 'flv',
36 'title': 'Ricky Gervais, Steven Van Zandt, ILoveMakonnen',
37 'description': 'A brand new episode of The Tonight Show welcomes Ricky Gervais, Steven Van Zandt and ILoveMakonnen.',
38 },
39 'skip': 'Only works from US',
40 },
41 ]
42
43 def _real_extract(self, url):
44 video_id = self._match_id(url)
45 webpage = self._download_webpage(url, video_id)
46 theplatform_url = self._search_regex(
47 '(?:class="video-player video-player-full" data-mpx-url|class="player" src)="(.*?)"',
48 webpage, 'theplatform url').replace('_no_endcard', '')
49 if theplatform_url.startswith('//'):
50 theplatform_url = 'http:' + theplatform_url
51 return self.url_result(theplatform_url)
52
53
54 class NBCNewsIE(InfoExtractor):
55 _VALID_URL = r'''(?x)https?://www\.nbcnews\.com/
56 ((video/.+?/(?P<id>\d+))|
57 (feature/[^/]+/(?P<title>.+)))
58 '''
59
60 _TESTS = [
61 {
62 'url': 'http://www.nbcnews.com/video/nbc-news/52753292',
63 'md5': '47abaac93c6eaf9ad37ee6c4463a5179',
64 'info_dict': {
65 'id': '52753292',
66 'ext': 'flv',
67 'title': 'Crew emerges after four-month Mars food study',
68 'description': 'md5:24e632ffac72b35f8b67a12d1b6ddfc1',
69 },
70 },
71 {
72 'url': 'http://www.nbcnews.com/feature/edward-snowden-interview/how-twitter-reacted-snowden-interview-n117236',
73 'md5': 'b2421750c9f260783721d898f4c42063',
74 'info_dict': {
75 'id': 'I1wpAI_zmhsQ',
76 'ext': 'mp4',
77 'title': 'How Twitter Reacted To The Snowden Interview',
78 'description': 'md5:65a0bd5d76fe114f3c2727aa3a81fe64',
79 },
80 'add_ie': ['ThePlatform'],
81 },
82 {
83 'url': 'http://www.nbcnews.com/feature/dateline-full-episodes/full-episode-family-business-n285156',
84 'md5': 'fdbf39ab73a72df5896b6234ff98518a',
85 'info_dict': {
86 'id': 'Wjf9EDR3A_60',
87 'ext': 'mp4',
88 'title': 'FULL EPISODE: Family Business',
89 'description': 'md5:757988edbaae9d7be1d585eb5d55cc04',
90 },
91 },
92 ]
93
94 def _real_extract(self, url):
95 mobj = re.match(self._VALID_URL, url)
96 video_id = mobj.group('id')
97 if video_id is not None:
98 all_info = self._download_xml('http://www.nbcnews.com/id/%s/displaymode/1219' % video_id, video_id)
99 info = all_info.find('video')
100
101 return {
102 'id': video_id,
103 'title': info.find('headline').text,
104 'ext': 'flv',
105 'url': find_xpath_attr(info, 'media', 'type', 'flashVideo').text,
106 'description': compat_str(info.find('caption').text),
107 'thumbnail': find_xpath_attr(info, 'media', 'type', 'thumbnail').text,
108 }
109 else:
110 # "feature" pages use theplatform.com
111 title = mobj.group('title')
112 webpage = self._download_webpage(url, title)
113 bootstrap_json = self._search_regex(
114 r'var bootstrapJson = ({.+})\s*$', webpage, 'bootstrap json',
115 flags=re.MULTILINE)
116 bootstrap = json.loads(bootstrap_json)
117 info = bootstrap['results'][0]['video']
118 mpxid = info['mpxId']
119
120 base_urls = [
121 info['fallbackPlaylistUrl'],
122 info['associatedPlaylistUrl'],
123 ]
124
125 for base_url in base_urls:
126 if not base_url:
127 continue
128 playlist_url = base_url + '?form=MPXNBCNewsAPI'
129
130 try:
131 all_videos = self._download_json(playlist_url, title)
132 except ExtractorError as ee:
133 if isinstance(ee.cause, compat_HTTPError):
134 continue
135 raise
136
137 if not all_videos or 'videos' not in all_videos:
138 continue
139
140 try:
141 info = next(v for v in all_videos['videos'] if v['mpxId'] == mpxid)
142 break
143 except StopIteration:
144 continue
145
146 if info is None:
147 raise ExtractorError('Could not find video in playlists')
148
149 return {
150 '_type': 'url',
151 # We get the best quality video
152 'url': info['videoAssets'][-1]['publicUrl'],
153 'ie_key': 'ThePlatform',
154 }