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[youtubedl] / youtube_dl / extractor / openload.py
1 # coding: utf-8
2 from __future__ import unicode_literals, division
3
4 import math
5
6 from .common import InfoExtractor
7 from ..compat import compat_chr
8 from ..utils import (
9 decode_png,
10 determine_ext,
11 ExtractorError,
12 )
13
14
15 class OpenloadIE(InfoExtractor):
16 _VALID_URL = r'https://openload.(?:co|io)/(?:f|embed)/(?P<id>[a-zA-Z0-9-_]+)'
17
18 _TESTS = [{
19 'url': 'https://openload.co/f/kUEfGclsU9o',
20 'md5': 'bf1c059b004ebc7a256f89408e65c36e',
21 'info_dict': {
22 'id': 'kUEfGclsU9o',
23 'ext': 'mp4',
24 'title': 'skyrim_no-audio_1080.mp4',
25 'thumbnail': 're:^https?://.*\.jpg$',
26 },
27 }, {
28 'url': 'https://openload.co/embed/kUEfGclsU9o/skyrim_no-audio_1080.mp4',
29 'only_matching': True,
30 }, {
31 'url': 'https://openload.io/f/ZAn6oz-VZGE/',
32 'only_matching': True,
33 }, {
34 'url': 'https://openload.co/f/_-ztPaZtMhM/',
35 'only_matching': True,
36 }, {
37 # unavailable via https://openload.co/f/Sxz5sADo82g/, different layout
38 # for title and ext
39 'url': 'https://openload.co/embed/Sxz5sADo82g/',
40 'only_matching': True,
41 }]
42
43 def _real_extract(self, url):
44 video_id = self._match_id(url)
45 webpage = self._download_webpage(url, video_id)
46
47 if 'File not found' in webpage:
48 raise ExtractorError('File not found', expected=True)
49
50 # The following extraction logic is proposed by @Belderak and @gdkchan
51 # and declared to be used freely in youtube-dl
52 # See https://github.com/rg3/youtube-dl/issues/9706
53
54 numbers_js = self._download_webpage(
55 'https://openload.co/assets/js/obfuscator/n.js', video_id,
56 note='Downloading signature numbers')
57 signums = self._search_regex(
58 r'window\.signatureNumbers\s*=\s*[\'"](?P<data>[a-z]+)[\'"]',
59 numbers_js, 'signature numbers', group='data')
60
61 linkimg_uri = self._search_regex(
62 r'<img[^>]+id="linkimg"[^>]+src="([^"]+)"', webpage, 'link image')
63 linkimg = self._request_webpage(
64 linkimg_uri, video_id, note=False).read()
65
66 width, height, pixels = decode_png(linkimg)
67
68 output = ''
69 for y in range(height):
70 for x in range(width):
71 r, g, b = pixels[y][3 * x:3 * x + 3]
72 if r == 0 and g == 0 and b == 0:
73 break
74 else:
75 output += compat_chr(r)
76 output += compat_chr(g)
77 output += compat_chr(b)
78
79 img_str_length = len(output) // 200
80 img_str = [[0 for x in range(img_str_length)] for y in range(10)]
81
82 sig_str_length = len(signums) // 260
83 sig_str = [[0 for x in range(sig_str_length)] for y in range(10)]
84
85 for i in range(10):
86 for j in range(img_str_length):
87 begin = i * img_str_length * 20 + j * 20
88 img_str[i][j] = output[begin:begin + 20]
89 for j in range(sig_str_length):
90 begin = i * sig_str_length * 26 + j * 26
91 sig_str[i][j] = signums[begin:begin + 26]
92
93 parts = []
94 # TODO: find better names for str_, chr_ and sum_
95 str_ = ''
96 for i in [2, 3, 5, 7]:
97 str_ = ''
98 sum_ = float(99)
99 for j in range(len(sig_str[i])):
100 for chr_idx in range(len(img_str[i][j])):
101 if sum_ > float(122):
102 sum_ = float(98)
103 chr_ = compat_chr(int(math.floor(sum_)))
104 if sig_str[i][j][chr_idx] == chr_ and j >= len(str_):
105 sum_ += float(2.5)
106 str_ += img_str[i][j][chr_idx]
107 parts.append(str_.replace(',', ''))
108
109 video_url = 'https://openload.co/stream/%s~%s~%s~%s' % (parts[3], parts[1], parts[2], parts[0])
110
111 title = self._og_search_title(webpage, default=None) or self._search_regex(
112 r'<span[^>]+class=["\']title["\'][^>]*>([^<]+)', webpage,
113 'title', default=None) or self._html_search_meta(
114 'description', webpage, 'title', fatal=True)
115
116 return {
117 'id': video_id,
118 'title': title,
119 'thumbnail': self._og_search_thumbnail(webpage, default=None),
120 'url': video_url,
121 # Seems all videos have extensions in their titles
122 'ext': determine_ext(title),
123 }