From e0977d7686e5df524b1a024484e7a4bb9cfa261d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Sergey=20M=E2=80=A4?= Date: Fri, 4 Dec 2015 00:59:32 +0600 Subject: [PATCH] [beeg] Decrypt URL (Closes #7736) --- youtube_dl/extractor/beeg.py | 24 +++++++++++++++++++++++- 1 file changed, 23 insertions(+), 1 deletion(-) diff --git a/youtube_dl/extractor/beeg.py b/youtube_dl/extractor/beeg.py index 1ee4a8b05..e63c2ac00 100644 --- a/youtube_dl/extractor/beeg.py +++ b/youtube_dl/extractor/beeg.py @@ -1,6 +1,11 @@ from __future__ import unicode_literals from .common import InfoExtractor +from ..compat import ( + compat_chr, + compat_ord, + compat_urllib_parse_unquote, +) from ..utils import ( int_or_none, parse_iso8601, @@ -31,6 +36,23 @@ def _real_extract(self, url): video = self._download_json( 'http://beeg.com/api/v3/video/%s' % video_id, video_id) + def decrypt_key(key): + # Reverse engineered from http://static.beeg.com/cpl/1067.js + a = '8RPUUCS35ZWp3ADnKcSmpH71ZusrROo' + e = compat_urllib_parse_unquote(key) + return ''.join([ + compat_chr(compat_ord(e[n]) - compat_ord(a[n % len(a)]) % 25) + for n in range(len(e))]) + + def decrypt_url(encrypted_url): + encrypted_url = self._proto_relative_url( + encrypted_url.replace('{DATA_MARKERS}', ''), 'http:') + key = self._search_regex( + r'/key=(.*?)%2Cend=', encrypted_url, 'key', default=None) + if not key: + return encrypted_url + return encrypted_url.replace(key, decrypt_key(key)) + formats = [] for format_id, video_url in video.items(): if not video_url: @@ -40,7 +62,7 @@ def _real_extract(self, url): if not height: continue formats.append({ - 'url': self._proto_relative_url(video_url.replace('{DATA_MARKERS}', ''), 'http:'), + 'url': decrypt_url(video_url), 'format_id': format_id, 'height': int(height), })