mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-12-01 00:52:58 +01:00
[openload] Fix extraction (closes #9706)
This commit is contained in:
Yen Chi Hsuan
parent
d3f8e038fe
commit
c1decda58c
@ -1,15 +1,14 @@
|
||||
# coding: utf-8
|
||||
from __future__ import unicode_literals
|
||||
from __future__ import unicode_literals, division
|
||||
|
||||
import re
|
||||
import math
|
||||
|
||||
from .common import InfoExtractor
|
||||
from ..compat import compat_chr
|
||||
from ..utils import (
|
||||
decode_png,
|
||||
determine_ext,
|
||||
encode_base_n,
|
||||
ExtractorError,
|
||||
mimetype2ext,
|
||||
)
|
||||
|
||||
|
||||
@ -41,60 +40,6 @@ class OpenloadIE(InfoExtractor):
|
||||
'only_matching': True,
|
||||
}]
|
||||
|
||||
@staticmethod
|
||||
def openload_level2_debase(m):
|
||||
radix, num = int(m.group(1)) + 27, int(m.group(2))
|
||||
return '"' + encode_base_n(num, radix) + '"'
|
||||
|
||||
@classmethod
|
||||
def openload_level2(cls, txt):
|
||||
# The function name is ǃ \u01c3
|
||||
# Using escaped unicode literals does not work in Python 3.2
|
||||
return re.sub(r'ǃ\((\d+),(\d+)\)', cls.openload_level2_debase, txt, re.UNICODE).replace('"+"', '')
|
||||
|
||||
# Openload uses a variant of aadecode
|
||||
# openload_decode and related functions are originally written by
|
||||
# vitas@matfyz.cz and released with public domain
|
||||
# See https://github.com/rg3/youtube-dl/issues/8489
|
||||
@classmethod
|
||||
def openload_decode(cls, txt):
|
||||
symbol_table = [
|
||||
('_', '(ﾟДﾟ) [ﾟΘﾟ]'),
|
||||
('a', '(ﾟДﾟ) [ﾟωﾟﾉ]'),
|
||||
('b', '(ﾟДﾟ) [ﾟΘﾟﾉ]'),
|
||||
('c', '(ﾟДﾟ) [\'c\']'),
|
||||
('d', '(ﾟДﾟ) [ﾟｰﾟﾉ]'),
|
||||
('e', '(ﾟДﾟ) [ﾟДﾟﾉ]'),
|
||||
('f', '(ﾟДﾟ) [1]'),
|
||||
|
||||
('o', '(ﾟДﾟ) [\'o\']'),
|
||||
('u', '(oﾟｰﾟo)'),
|
||||
('c', '(ﾟДﾟ) [\'c\']'),
|
||||
|
||||
('7', '((ﾟｰﾟ) + (o^_^o))'),
|
||||
('6', '((o^_^o) +(o^_^o) +(c^_^o))'),
|
||||
('5', '((ﾟｰﾟ) + (ﾟΘﾟ))'),
|
||||
('4', '(-~3)'),
|
||||
('3', '(-~-~1)'),
|
||||
('2', '(-~1)'),
|
||||
('1', '(-~0)'),
|
||||
('0', '((c^_^o)-(c^_^o))'),
|
||||
]
|
||||
delim = '(ﾟДﾟ)[ﾟεﾟ]+'
|
||||
ret = ''
|
||||
for aachar in txt.split(delim):
|
||||
for val, pat in symbol_table:
|
||||
aachar = aachar.replace(pat, val)
|
||||
aachar = aachar.replace('+ ', '')
|
||||
m = re.match(r'^\d+', aachar)
|
||||
if m:
|
||||
ret += compat_chr(int(m.group(0), 8))
|
||||
else:
|
||||
m = re.match(r'^u([\da-f]+)', aachar)
|
||||
if m:
|
||||
ret += compat_chr(int(m.group(1), 16))
|
||||
return cls.openload_level2(ret)
|
||||
|
||||
def _real_extract(self, url):
|
||||
video_id = self._match_id(url)
|
||||
webpage = self._download_webpage(url, video_id)
|
||||
@ -102,29 +47,77 @@ def _real_extract(self, url):
|
||||
if 'File not found' in webpage:
|
||||
raise ExtractorError('File not found', expected=True)
|
||||
|
||||
code = self._search_regex(
|
||||
r'</video>\s*</div>\s*<script[^>]+>[^>]+</script>\s*<script[^>]+>([^<]+)</script>',
|
||||
webpage, 'JS code')
|
||||
# The following extraction logic is proposed by @Belderak and @gdkchan
|
||||
# and declared to be used freely in youtube-dl
|
||||
# See https://github.com/rg3/youtube-dl/issues/9706
|
||||
|
||||
decoded = self.openload_decode(code)
|
||||
numbers_js = self._download_webpage(
|
||||
'https://openload.co/assets/js/obfuscator/n.js', video_id,
|
||||
note='Downloading signature numbers')
|
||||
signums = self._search_regex(
|
||||
r'window\.signatureNumbers\s*=\s*[\'"](?P<data>[a-z]+)[\'"]',
|
||||
numbers_js, 'signature numbers', group='data')
|
||||
|
||||
video_url = self._search_regex(
|
||||
r'return\s+"(https?://[^"]+)"', decoded, 'video URL')
|
||||
linkimg_uri = self._search_regex(
|
||||
r'<img[^>]+id="linkimg"[^>]+src="([^"]+)"', webpage, 'link image')
|
||||
linkimg = self._request_webpage(
|
||||
linkimg_uri, video_id, note=False).read()
|
||||
|
||||
width, height, pixels = decode_png(linkimg)
|
||||
|
||||
output = ''
|
||||
for y in range(height):
|
||||
for x in range(width):
|
||||
r, g, b = pixels[y][3 * x:3 * x + 3]
|
||||
if r == 0 and g == 0 and b == 0:
|
||||
break
|
||||
else:
|
||||
output += compat_chr(r)
|
||||
output += compat_chr(g)
|
||||
output += compat_chr(b)
|
||||
|
||||
img_str_length = len(output) // 200
|
||||
img_str = [[0 for x in range(img_str_length)] for y in range(10)]
|
||||
|
||||
sig_str_length = len(signums) // 260
|
||||
sig_str = [[0 for x in range(sig_str_length)] for y in range(10)]
|
||||
|
||||
for i in range(10):
|
||||
for j in range(img_str_length):
|
||||
begin = i * img_str_length * 20 + j * 20
|
||||
img_str[i][j] = output[begin:begin + 20]
|
||||
for j in range(sig_str_length):
|
||||
begin = i * sig_str_length * 26 + j * 26
|
||||
sig_str[i][j] = signums[begin:begin + 26]
|
||||
|
||||
parts = []
|
||||
# TODO: find better names for str_, chr_ and sum_
|
||||
str_ = ''
|
||||
for i in [2, 3, 5, 7]:
|
||||
str_ = ''
|
||||
sum_ = float(99)
|
||||
for j in range(len(sig_str[i])):
|
||||
for chr_idx in range(len(img_str[i][j])):
|
||||
if sum_ > float(122):
|
||||
sum_ = float(98)
|
||||
chr_ = compat_chr(int(math.floor(sum_)))
|
||||
if sig_str[i][j][chr_idx] == chr_ and j >= len(str_):
|
||||
sum_ += float(2.5)
|
||||
str_ += img_str[i][j][chr_idx]
|
||||
parts.append(str_.replace(',', ''))
|
||||
|
||||
video_url = 'https://openload.co/stream/%s~%s~%s~%s' % (parts[3], parts[1], parts[2], parts[0])
|
||||
|
||||
title = self._og_search_title(webpage, default=None) or self._search_regex(
|
||||
r'<span[^>]+class=["\']title["\'][^>]*>([^<]+)', webpage,
|
||||
'title', default=None) or self._html_search_meta(
|
||||
'description', webpage, 'title', fatal=True)
|
||||
|
||||
ext = mimetype2ext(self._search_regex(
|
||||
r'window\.vt\s*=\s*(["\'])(?P<mimetype>.+?)\1', decoded,
|
||||
'mimetype', default=None, group='mimetype')) or determine_ext(
|
||||
video_url, 'mp4')
|
||||
|
||||
return {
|
||||
'id': video_id,
|
||||
'title': title,
|
||||
'ext': ext,
|
||||
'thumbnail': self._og_search_thumbnail(webpage, default=None),
|
||||
'url': video_url,
|
||||
# Seems all videos have extensions in their titles
|
||||
'ext': determine_ext(title),
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user