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[youtubedl] / youtube_dl / extractor / yahoo.py
1 import datetime
2 import itertools
3 import json
4 import re
5
6 from .common import InfoExtractor, SearchInfoExtractor
7 from ..utils import (
8 compat_urllib_parse,
9
10 ExtractorError,
11 )
12
13 class YahooIE(InfoExtractor):
14 IE_DESC = u'Yahoo screen'
15 _VALID_URL = r'http://screen\.yahoo\.com/.*?-(?P<id>\d*?)\.html'
16 _TEST = {
17 u'url': u'http://screen.yahoo.com/julian-smith-travis-legg-watch-214727115.html',
18 u'file': u'214727115.flv',
19 u'md5': u'2e717f169c1be93d84d3794a00d4a325',
20 u'info_dict': {
21 u"title": u"Julian Smith & Travis Legg Watch Julian Smith"
22 },
23 u'skip': u'Requires rtmpdump'
24 }
25
26 def _real_extract(self, url):
27 mobj = re.match(self._VALID_URL, url)
28 if mobj is None:
29 raise ExtractorError(u'Invalid URL: %s' % url)
30 video_id = mobj.group('id')
31 webpage = self._download_webpage(url, video_id)
32 m_id = re.search(r'YUI\.namespace\("Media"\)\.CONTENT_ID = "(?P<new_id>.+?)";', webpage)
33
34 if m_id is None:
35 # TODO: Check which url parameters are required
36 info_url = 'http://cosmos.bcst.yahoo.com/rest/v2/pops;lmsoverride=1;outputformat=mrss;cb=974419660;id=%s;rd=news.yahoo.com;datacontext=mdb;lg=KCa2IihxG3qE60vQ7HtyUy' % video_id
37 webpage = self._download_webpage(info_url, video_id, u'Downloading info webpage')
38 info_re = r'''<title><!\[CDATA\[(?P<title>.*?)\]\]></title>.*
39 <description><!\[CDATA\[(?P<description>.*?)\]\]></description>.*
40 <media:pubStart><!\[CDATA\[(?P<date>.*?)\ .*\]\]></media:pubStart>.*
41 <media:content\ medium="image"\ url="(?P<thumb>.*?)"\ name="LARGETHUMB"
42 '''
43 self.report_extraction(video_id)
44 m_info = re.search(info_re, webpage, re.VERBOSE|re.DOTALL)
45 if m_info is None:
46 raise ExtractorError(u'Unable to extract video info')
47 video_title = m_info.group('title')
48 video_description = m_info.group('description')
49 video_thumb = m_info.group('thumb')
50 video_date = m_info.group('date')
51 video_date = datetime.datetime.strptime(video_date, '%m/%d/%Y').strftime('%Y%m%d')
52
53 # TODO: Find a way to get mp4 videos
54 rest_url = 'http://cosmos.bcst.yahoo.com/rest/v2/pops;element=stream;outputformat=mrss;id=%s;lmsoverride=1;bw=375;dynamicstream=1;cb=83521105;tech=flv,mp4;rd=news.yahoo.com;datacontext=mdb;lg=KCa2IihxG3qE60vQ7HtyUy' % video_id
55 webpage = self._download_webpage(rest_url, video_id, u'Downloading video url webpage')
56 m_rest = re.search(r'<media:content url="(?P<url>.*?)" path="(?P<path>.*?)"', webpage)
57 video_url = m_rest.group('url')
58 video_path = m_rest.group('path')
59 if m_rest is None:
60 raise ExtractorError(u'Unable to extract video url')
61
62 else: # We have to use a different method if another id is defined
63 long_id = m_id.group('new_id')
64 info_url = 'http://video.query.yahoo.com/v1/public/yql?q=SELECT%20*%20FROM%20yahoo.media.video.streams%20WHERE%20id%3D%22' + long_id + '%22%20AND%20format%3D%22mp4%2Cflv%22%20AND%20protocol%3D%22rtmp%2Chttp%22%20AND%20plrs%3D%2286Gj0vCaSzV_Iuf6hNylf2%22%20AND%20acctid%3D%22389%22%20AND%20plidl%3D%22%22%20AND%20pspid%3D%22792700001%22%20AND%20offnetwork%3D%22false%22%20AND%20site%3D%22ivy%22%20AND%20lang%3D%22en-US%22%20AND%20region%3D%22US%22%20AND%20override%3D%22none%22%3B&env=prod&format=json&callback=YUI.Env.JSONP.yui_3_8_1_1_1368368376830_335'
65 webpage = self._download_webpage(info_url, video_id, u'Downloading info json')
66 json_str = re.search(r'YUI.Env.JSONP.yui.*?\((.*?)\);', webpage).group(1)
67 info = json.loads(json_str)
68 res = info[u'query'][u'results'][u'mediaObj'][0]
69 stream = res[u'streams'][0]
70 video_path = stream[u'path']
71 video_url = stream[u'host']
72 meta = res[u'meta']
73 video_title = meta[u'title']
74 video_description = meta[u'description']
75 video_thumb = meta[u'thumbnail']
76 video_date = None # I can't find it
77
78 info_dict = {
79 'id': video_id,
80 'url': video_url,
81 'play_path': video_path,
82 'title':video_title,
83 'description': video_description,
84 'thumbnail': video_thumb,
85 'upload_date': video_date,
86 'ext': 'flv',
87 }
88 return info_dict
89
90 class YahooSearchIE(SearchInfoExtractor):
91 IE_DESC = u'Yahoo screen search'
92 _MAX_RESULTS = 1000
93 IE_NAME = u'screen.yahoo:search'
94 _SEARCH_KEY = 'yvsearch'
95
96 def _get_n_results(self, query, n):
97 """Get a specified number of results for a query"""
98
99 res = {
100 '_type': 'playlist',
101 'id': query,
102 'entries': []
103 }
104 for pagenum in itertools.count(0):
105 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)
106 webpage = self._download_webpage(result_url, query,
107 note='Downloading results page '+str(pagenum+1))
108 info = json.loads(webpage)
109 m = info[u'm']
110 results = info[u'results']
111
112 for (i, r) in enumerate(results):
113 if (pagenum * 30) +i >= n:
114 break
115 mobj = re.search(r'(?P<url>screen\.yahoo\.com/.*?-\d*?\.html)"', r)
116 e = self.url_result('http://' + mobj.group('url'), 'Yahoo')
117 res['entries'].append(e)
118 if (pagenum * 30 +i >= n) or (m[u'last'] >= (m[u'total'] -1 )):
119 break
120
121 return res