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[youtubedl] / youtube_dl / extractor / shared.py
1 from __future__ import unicode_literals
2
3 from .common import InfoExtractor
4 from ..compat import (
5 compat_b64decode,
6 compat_urllib_parse_unquote_plus,
7 )
8 from ..utils import (
9 determine_ext,
10 ExtractorError,
11 int_or_none,
12 js_to_json,
13 KNOWN_EXTENSIONS,
14 parse_filesize,
15 rot47,
16 url_or_none,
17 urlencode_postdata,
18 )
19
20
21 class SharedBaseIE(InfoExtractor):
22 def _real_extract(self, url):
23 video_id = self._match_id(url)
24
25 webpage, urlh = self._download_webpage_handle(url, video_id)
26
27 if self._FILE_NOT_FOUND in webpage:
28 raise ExtractorError(
29 'Video %s does not exist' % video_id, expected=True)
30
31 video_url = self._extract_video_url(webpage, video_id, url)
32
33 title = self._extract_title(webpage)
34 filesize = int_or_none(self._extract_filesize(webpage))
35
36 return {
37 'id': video_id,
38 'url': video_url,
39 'ext': 'mp4',
40 'filesize': filesize,
41 'title': title,
42 }
43
44 def _extract_title(self, webpage):
45 return compat_b64decode(self._html_search_meta(
46 'full:title', webpage, 'title')).decode('utf-8')
47
48 def _extract_filesize(self, webpage):
49 return self._html_search_meta(
50 'full:size', webpage, 'file size', fatal=False)
51
52
53 class SharedIE(SharedBaseIE):
54 IE_DESC = 'shared.sx'
55 _VALID_URL = r'https?://shared\.sx/(?P<id>[\da-z]{10})'
56 _FILE_NOT_FOUND = '>File does not exist<'
57
58 _TEST = {
59 'url': 'http://shared.sx/0060718775',
60 'md5': '106fefed92a8a2adb8c98e6a0652f49b',
61 'info_dict': {
62 'id': '0060718775',
63 'ext': 'mp4',
64 'title': 'Bmp4',
65 'filesize': 1720110,
66 },
67 }
68
69 def _extract_video_url(self, webpage, video_id, url):
70 download_form = self._hidden_inputs(webpage)
71
72 video_page = self._download_webpage(
73 url, video_id, 'Downloading video page',
74 data=urlencode_postdata(download_form),
75 headers={
76 'Content-Type': 'application/x-www-form-urlencoded',
77 'Referer': url,
78 })
79
80 video_url = self._html_search_regex(
81 r'data-url=(["\'])(?P<url>(?:(?!\1).)+)\1',
82 video_page, 'video URL', group='url')
83
84 return video_url
85
86
87 class VivoIE(SharedBaseIE):
88 IE_DESC = 'vivo.sx'
89 _VALID_URL = r'https?://vivo\.sx/(?P<id>[\da-z]{10})'
90 _FILE_NOT_FOUND = '>The file you have requested does not exists or has been removed'
91
92 _TEST = {
93 'url': 'http://vivo.sx/d7ddda0e78',
94 'md5': '15b3af41be0b4fe01f4df075c2678b2c',
95 'info_dict': {
96 'id': 'd7ddda0e78',
97 'ext': 'mp4',
98 'title': 'Chicken',
99 'filesize': 515659,
100 },
101 }
102
103 def _extract_title(self, webpage):
104 title = self._html_search_regex(
105 r'data-name\s*=\s*(["\'])(?P<title>(?:(?!\1).)+)\1', webpage,
106 'title', default=None, group='title')
107 if title:
108 ext = determine_ext(title)
109 if ext.lower() in KNOWN_EXTENSIONS:
110 title = title.rpartition('.' + ext)[0]
111 return title
112 return self._og_search_title(webpage)
113
114 def _extract_filesize(self, webpage):
115 return parse_filesize(self._search_regex(
116 r'data-type=["\']video["\'][^>]*>Watch.*?<strong>\s*\((.+?)\)',
117 webpage, 'filesize', fatal=False))
118
119 def _extract_video_url(self, webpage, video_id, url):
120 def decode_url_old(encoded_url):
121 return compat_b64decode(encoded_url).decode('utf-8')
122
123 stream_url = self._search_regex(
124 r'data-stream\s*=\s*(["\'])(?P<url>(?:(?!\1).)+)\1', webpage,
125 'stream url', default=None, group='url')
126 if stream_url:
127 stream_url = url_or_none(decode_url_old(stream_url))
128 if stream_url:
129 return stream_url
130
131 def decode_url(encoded_url):
132 return rot47(compat_urllib_parse_unquote_plus(encoded_url))
133
134 return decode_url(self._parse_json(
135 self._search_regex(
136 r'(?s)InitializeStream\s*\(\s*({.+?})\s*\)\s*;', webpage,
137 'stream'),
138 video_id, transform_source=js_to_json)['source'])