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[youtubedl] / youtube_dl / extractor / sina.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5
6 from .common import InfoExtractor
7 from ..utils import (
8 HEADRequest,
9 ExtractorError,
10 int_or_none,
11 update_url_query,
12 qualities,
13 get_element_by_attribute,
14 clean_html,
15 )
16
17
18 class SinaIE(InfoExtractor):
19 _VALID_URL = r'''(?x)https?://(?:.*?\.)?video\.sina\.com\.cn/
20 (?:
21 (?:view/|.*\#)(?P<video_id>\d+)|
22 .+?/(?P<pseudo_id>[^/?#]+)(?:\.s?html)|
23 # This is used by external sites like Weibo
24 api/sinawebApi/outplay.php/(?P<token>.+?)\.swf
25 )
26 '''
27
28 _TESTS = [
29 {
30 'url': 'http://video.sina.com.cn/news/spj/topvideoes20160504/?opsubject_id=top1#250576622',
31 'md5': 'd38433e2fc886007729735650ae4b3e9',
32 'info_dict': {
33 'id': '250576622',
34 'ext': 'mp4',
35 'title': '现场:克鲁兹宣布退选 特朗普将稳获提名',
36 }
37 },
38 {
39 'url': 'http://video.sina.com.cn/v/b/101314253-1290078633.html',
40 'info_dict': {
41 'id': '101314253',
42 'ext': 'flv',
43 'title': '军方提高对朝情报监视级别',
44 },
45 'skip': 'the page does not exist or has been deleted',
46 },
47 {
48 'url': 'http://video.sina.com.cn/view/250587748.html',
49 'md5': '3d1807a25c775092aab3bc157fff49b4',
50 'info_dict': {
51 'id': '250587748',
52 'ext': 'mp4',
53 'title': '瞬间泪目:8年前汶川地震珍贵视频首曝光',
54 },
55 },
56 ]
57
58 def _real_extract(self, url):
59 mobj = re.match(self._VALID_URL, url)
60
61 video_id = mobj.group('video_id')
62 if not video_id:
63 if mobj.group('token') is not None:
64 # The video id is in the redirected url
65 self.to_screen('Getting video id')
66 request = HEADRequest(url)
67 (_, urlh) = self._download_webpage_handle(request, 'NA', False)
68 return self._real_extract(urlh.geturl())
69 else:
70 pseudo_id = mobj.group('pseudo_id')
71 webpage = self._download_webpage(url, pseudo_id)
72 error = get_element_by_attribute('class', 'errtitle', webpage)
73 if error:
74 raise ExtractorError('%s said: %s' % (
75 self.IE_NAME, clean_html(error)), expected=True)
76 video_id = self._search_regex(
77 r"video_id\s*:\s*'(\d+)'", webpage, 'video id')
78
79 video_data = self._download_json(
80 'http://s.video.sina.com.cn/video/h5play',
81 video_id, query={'video_id': video_id})
82 if video_data['code'] != 1:
83 raise ExtractorError('%s said: %s' % (
84 self.IE_NAME, video_data['message']), expected=True)
85 else:
86 video_data = video_data['data']
87 title = video_data['title']
88 description = video_data.get('description')
89 if description:
90 description = description.strip()
91
92 preference = qualities(['cif', 'sd', 'hd', 'fhd', 'ffd'])
93 formats = []
94 for quality_id, quality in video_data.get('videos', {}).get('mp4', {}).items():
95 file_api = quality.get('file_api')
96 file_id = quality.get('file_id')
97 if not file_api or not file_id:
98 continue
99 formats.append({
100 'format_id': quality_id,
101 'url': update_url_query(file_api, {'vid': file_id}),
102 'preference': preference(quality_id),
103 'ext': 'mp4',
104 })
105 self._sort_formats(formats)
106
107 return {
108 'id': video_id,
109 'title': title,
110 'description': description,
111 'thumbnail': video_data.get('image'),
112 'duration': int_or_none(video_data.get('length')),
113 'timestamp': int_or_none(video_data.get('create_time')),
114 'formats': formats,
115 }