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[youtubedl] / youtube_dl / extractor / yahoo.py
1 import itertools
2 import json
3 import re
4
5 from .common import InfoExtractor, SearchInfoExtractor
6 from ..utils import (
7 compat_urllib_parse,
8 compat_urlparse,
9 determine_ext,
10 clean_html,
11 )
12
13
14 class YahooIE(InfoExtractor):
15 IE_DESC = u'Yahoo screen'
16 _VALID_URL = r'http://screen\.yahoo\.com/.*?-(?P<id>\d*?)\.html'
17 _TESTS = [
18 {
19 u'url': u'http://screen.yahoo.com/julian-smith-travis-legg-watch-214727115.html',
20 u'file': u'214727115.mp4',
21 u'md5': u'4962b075c08be8690a922ee026d05e69',
22 u'info_dict': {
23 u'title': u'Julian Smith & Travis Legg Watch Julian Smith',
24 u'description': u'Julian and Travis watch Julian Smith',
25 },
26 },
27 {
28 u'url': u'http://screen.yahoo.com/wired/codefellas-s1-ep12-cougar-lies-103000935.html',
29 u'file': u'103000935.mp4',
30 u'md5': u'd6e6fc6e1313c608f316ddad7b82b306',
31 u'info_dict': {
32 u'title': u'Codefellas - The Cougar Lies with Spanish Moss',
33 u'description': u'Agent Topple\'s mustache does its dirty work, and Nicole brokers a deal for peace. But why is the NSA collecting millions of Instagram brunch photos? And if your waffles have nothing to hide, what are they so worried about?',
34 },
35 },
36 ]
37
38 def _real_extract(self, url):
39 mobj = re.match(self._VALID_URL, url)
40 video_id = mobj.group('id')
41 webpage = self._download_webpage(url, video_id)
42
43 items_json = self._search_regex(r'mediaItems: ({.*?})$',
44 webpage, u'items', flags=re.MULTILINE)
45 items = json.loads(items_json)
46 info = items['mediaItems']['query']['results']['mediaObj'][0]
47 # The 'meta' field is not always in the video webpage, we request it
48 # from another page
49 long_id = info['id']
50 return self._get_info(info['id'], video_id)
51
52 def _get_info(self, long_id, video_id):
53 query = ('SELECT * FROM yahoo.media.video.streams WHERE id="%s"'
54 ' AND plrs="86Gj0vCaSzV_Iuf6hNylf2" AND region="US"'
55 ' AND protocol="http"' % long_id)
56 data = compat_urllib_parse.urlencode({
57 'q': query,
58 'env': 'prod',
59 'format': 'json',
60 })
61 query_result_json = self._download_webpage(
62 'http://video.query.yahoo.com/v1/public/yql?' + data,
63 video_id, u'Downloading video info')
64 query_result = json.loads(query_result_json)
65 info = query_result['query']['results']['mediaObj'][0]
66 meta = info['meta']
67
68 formats = []
69 for s in info['streams']:
70 format_info = {
71 'width': s.get('width'),
72 'height': s.get('height'),
73 'bitrate': s.get('bitrate'),
74 }
75
76 host = s['host']
77 path = s['path']
78 if host.startswith('rtmp'):
79 format_info.update({
80 'url': host,
81 'play_path': path,
82 'ext': 'flv',
83 })
84 else:
85 format_url = compat_urlparse.urljoin(host, path)
86 format_info['url'] = format_url
87 format_info['ext'] = determine_ext(format_url)
88
89 formats.append(format_info)
90 formats = sorted(formats, key=lambda f:(f['height'], f['width']))
91
92 return {
93 'id': video_id,
94 'title': meta['title'],
95 'formats': formats,
96 'description': clean_html(meta['description']),
97 'thumbnail': meta['thumbnail'],
98 }
99
100
101 class YahooNewsIE(YahooIE):
102 IE_NAME = 'yahoo:news'
103 _VALID_URL = r'http://news\.yahoo\.com/video/.*?-(?P<id>\d*?)\.html'
104
105 _TEST = {
106 u'url': u'http://news.yahoo.com/video/china-moses-crazy-blues-104538833.html',
107 u'md5': u'67010fdf3a08d290e060a4dd96baa07b',
108 u'info_dict': {
109 u'id': u'104538833',
110 u'ext': u'mp4',
111 u'title': u'China Moses Is Crazy About the Blues',
112 u'description': u'md5:9900ab8cd5808175c7b3fe55b979bed0',
113 },
114 }
115
116 # Overwrite YahooIE properties we don't want
117 _TESTS = []
118
119 def _real_extract(self, url):
120 mobj = re.match(self._VALID_URL, url)
121 video_id = mobj.group('id')
122 webpage = self._download_webpage(url, video_id)
123 long_id = self._search_regex(r'contentId: \'(.+?)\',', webpage, u'long id')
124 return self._get_info(long_id, video_id)
125
126
127 class YahooSearchIE(SearchInfoExtractor):
128 IE_DESC = u'Yahoo screen search'
129 _MAX_RESULTS = 1000
130 IE_NAME = u'screen.yahoo:search'
131 _SEARCH_KEY = 'yvsearch'
132
133 def _get_n_results(self, query, n):
134 """Get a specified number of results for a query"""
135
136 res = {
137 '_type': 'playlist',
138 'id': query,
139 'entries': []
140 }
141 for pagenum in itertools.count(0):
142 result_url = u'http://video.search.yahoo.com/search/?p=%s&fr=screen&o=js&gs=0&b=%d' % (compat_urllib_parse.quote_plus(query), pagenum * 30)
143 webpage = self._download_webpage(result_url, query,
144 note='Downloading results page '+str(pagenum+1))
145 info = json.loads(webpage)
146 m = info[u'm']
147 results = info[u'results']
148
149 for (i, r) in enumerate(results):
150 if (pagenum * 30) +i >= n:
151 break
152 mobj = re.search(r'(?P<url>screen\.yahoo\.com/.*?-\d*?\.html)"', r)
153 e = self.url_result('http://' + mobj.group('url'), 'Yahoo')
154 res['entries'].append(e)
155 if (pagenum * 30 +i >= n) or (m[u'last'] >= (m[u'total'] -1)):
156 break
157
158 return res