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yt-dlp/youtube_dlc/extractor/thisvid.py
rigstot d7aec208f2 implement ThisVid extractor
deobfuscates the video URL using a reverse engineered version of KVS
player's algorithm. This was tested against version 4.0.4, 5.0.1,
5.1.1.4 and 5.2.0.4 of the player and a warning will be issued if the
major version changes.
2020-11-10 22:44:53 +01:00

97 lines
3.8 KiB
Python

# coding: utf-8
from __future__ import unicode_literals
import re
from .common import InfoExtractor
class ThisVidIE(InfoExtractor):
_VALID_URL = r'https?://(?:www\.)?thisvid\.com/(?P<type>videos|embed)/(?P<id>[A-Za-z0-9-]+/?)'
_TESTS = [{
'url': 'https://thisvid.com/videos/french-boy-pantsed/',
'md5': '3397979512c682f6b85b3b04989df224',
'info_dict': {
'id': '2400174',
'ext': 'mp4',
'title': 'French Boy Pantsed',
'thumbnail': 'https://media.thisvid.com/contents/videos_screenshots/2400000/2400174/preview.mp4.jpg',
'age_limit': 18,
}
}, {
'url': 'https://thisvid.com/embed/2400174/',
'md5': '3397979512c682f6b85b3b04989df224',
'info_dict': {
'id': '2400174',
'ext': 'mp4',
'title': 'French Boy Pantsed',
'thumbnail': 'https://media.thisvid.com/contents/videos_screenshots/2400000/2400174/preview.mp4.jpg',
'age_limit': 18,
}
}]
def _real_extract(self, url):
main_id = self._match_id(url)
webpage = self._download_webpage(url, main_id)
# URL decryptor was reversed from version 4.0.4, later verified working with 5.2.0 and may change in the future.
kvs_version = self._html_search_regex(r'<script [^>]+?src="https://thisvid\.com/player/kt_player\.js\?v=(\d+(\.\d+)+)">', webpage, 'kvs_version', fatal=False)
if not kvs_version.startswith("5."):
self.report_warning("Major version change (" + kvs_version + ") in player engine--Download may fail.")
title = self._html_search_regex(r'<title>(?:Video: )?(.+?)(?: - (?:\w+ porn at )?ThisVid(?:.com| tube))?</title>', webpage, 'title')
# video_id, video_url and license_code from the 'flashvars' JSON object:
video_id = self._html_search_regex(r"video_id: '([0-9]+)',", webpage, 'video_id')
video_url = self._html_search_regex(r"video_url: '(function/0/.+?)',", webpage, 'video_url')
license_code = self._html_search_regex(r"license_code: '([0-9$]{16})',", webpage, 'license_code')
thumbnail = self._html_search_regex(r"preview_url: '((?:https?:)?//media.thisvid.com/.+?.jpg)',", webpage, 'thumbnail', fatal=False)
if thumbnail.startswith("//"):
thumbnail = "https:" + thumbnail
if (re.match(self._VALID_URL, url).group('type') == "videos"):
display_id = main_id
else:
display_id = self._search_regex(r'<link rel="canonical" href="' + self._VALID_URL + r'">', webpage, 'display_id', fatal=False),
return {
'id': video_id,
'display_id': display_id,
'title': title,
'url': getrealurl(video_url, license_code),
'thumbnail': thumbnail,
'age_limit': 18,
}
def getrealurl(video_url, license_code):
urlparts = video_url.split('/')[2:]
license = getlicensetoken(license_code)
newmagic = urlparts[5][:32]
for o in range(len(newmagic) - 1, -1, -1):
new = ""
l = (o + sum([int(n) for n in license[o:]])) % 32
for i in range(0, len(newmagic)):
if i == o:
new += newmagic[l]
elif i == l:
new += newmagic[o]
else:
new += newmagic[i]
newmagic = new
urlparts[5] = newmagic + urlparts[5][32:]
return "/".join(urlparts)
def getlicensetoken(license):
modlicense = license.replace("$", "").replace("0", "1")
center = int(len(modlicense) / 2)
fronthalf = int(modlicense[:center + 1])
backhalf = int(modlicense[center:])
modlicense = str(4 * abs(fronthalf - backhalf))
retval = ""
for o in range(0, center + 1):
for i in range(1, 5):
retval += str((int(license[o + i]) + int(modlicense[o])) % 10)
return retval