--[[
$Id$
- Copyright © 2007-2012 the VideoLAN team
+ Copyright © 2007-2013 the VideoLAN team
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
return fmt
end
+function descramble81( sig )
+ sig = string.reverse( sig )
+ local s1,s2,s3,s4,s5,s6,s7,s8,s9,s10,s11,s12,s13 =
+ string.match( sig, "(.)(.......................)(.)(..............)(.)(......)(.)(....)(.)(...................)(.)(........)(.)" )
+ return s3..s2..s5..s4..s1..s6..s13..s8..s7..s10..s9..s12..s11
+end
+
+local descramblers = { [81] = descramble81 }
+
+function descramble( sig )
+ vlc.msg.dbg( "Found "..string.len( sig ).."-character scrambled signature for youtube video URL, attempting to descramble... " )
+ local descrambler = descramblers[string.len( sig )]
+ if descrambler then
+ sig = descrambler( sig )
+ else
+ vlc.msg.err( "Couldn't process youtube video URL, please check for updates to this script" )
+ end
+ return sig
+end
+
-- Parse and pick our video URL
function pick_url( url_map, fmt )
local path = nil
url = vlc.strings.decode_uri( url )
local sig = string.match( stream, "sig=([^&,]+)" )
+ if not sig then
+ -- Scrambled signature
+ sig = string.match( stream, "s=([^&,]+)" )
+ if sig then
+ sig = descramble( sig )
+ end
+ end
local signature = ""
if sig then
signature = "&signature="..sig