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[youtube-dl] / youtube_dl / extractor / sohu.py
1 # encoding: utf-8
2
3 import json
4 import re
5
6 from .common import InfoExtractor
7 from ..utils import ExtractorError
8
9
10 class SohuIE(InfoExtractor):
11     _VALID_URL = r'https?://(?P<mytv>my\.)?tv\.sohu\.com/.+?/(?(mytv)|n)(?P<id>\d+)\.shtml.*?'
12
13     _TEST = {
14         u'url': u'http://tv.sohu.com/20130724/n382479172.shtml#super',
15         u'file': u'382479172.mp4',
16         u'md5': u'bde8d9a6ffd82c63a1eefaef4eeefec7',
17         u'info_dict': {
18             u'title': u'MV:Far East Movement《The Illest》',
19         },
20     }
21
22     def _real_extract(self, url):
23
24         def _fetch_data(vid_id, mytv=False):
25             if mytv:
26                 base_data_url = 'http://my.tv.sohu.com/play/videonew.do?vid='
27             else:
28                 base_data_url = u'http://hot.vrs.sohu.com/vrs_flash.action?vid='
29             data_url = base_data_url + str(vid_id)
30             data_json = self._download_webpage(
31                 data_url, video_id,
32                 note=u'Downloading JSON data for ' + str(vid_id))
33             return json.loads(data_json)
34
35         mobj = re.match(self._VALID_URL, url)
36         video_id = mobj.group('id')
37         mytv = mobj.group('mytv') is not None
38
39         webpage = self._download_webpage(url, video_id)
40         raw_title = self._html_search_regex(r'(?s)<title>(.+?)</title>',
41                                             webpage, u'video title')
42         title = raw_title.partition('-')[0].strip()
43
44         vid = self._html_search_regex(r'var vid ?= ?["\'](\d+)["\']', webpage,
45                                       u'video path')
46         data = _fetch_data(vid, mytv)
47
48         QUALITIES = ('ori', 'super', 'high', 'nor')
49         vid_ids = [data['data'][q + 'Vid']
50                    for q in QUALITIES
51                    if data['data'][q + 'Vid'] != 0]
52         if not vid_ids:
53             raise ExtractorError(u'No formats available for this video')
54
55         # For now, we just pick the highest available quality
56         vid_id = vid_ids[-1]
57
58         format_data = data if vid == vid_id else _fetch_data(vid_id, mytv)
59         part_count = format_data['data']['totalBlocks']
60         allot = format_data['allot']
61         prot = format_data['prot']
62         clipsURL = format_data['data']['clipsURL']
63         su = format_data['data']['su']
64
65         playlist = []
66         for i in range(part_count):
67             part_url = ('http://%s/?prot=%s&file=%s&new=%s' %
68                         (allot, prot, clipsURL[i], su[i]))
69             part_str = self._download_webpage(
70                 part_url, video_id,
71                 note=u'Downloading part %d of %d' % (i+1, part_count))
72
73             part_info = part_str.split('|')
74             video_url = '%s%s?key=%s' % (part_info[0], su[i], part_info[3])
75
76             video_info = {
77                 'id': '%s_part%02d' % (video_id, i + 1),
78                 'title': title,
79                 'url': video_url,
80                 'ext': 'mp4',
81             }
82             playlist.append(video_info)
83
84         if len(playlist) == 1:
85             info = playlist[0]
86             info['id'] = video_id
87         else:
88             info = {
89                 '_type': 'playlist',
90                 'entries': playlist,
91                 'id': video_id,
92             }
93
94         return info