lua soundcloud.com playlist

Adds support for soundcloud.com URL parsing
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>
(cherry picked from commit 574f292a932d8445fa3a8416bc11988be32728fe)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

share/Makefile.am

@@ -195,6 +195,7 @@ nobase_vlclib_DATA = \
 	lua/playlist/pinkbike.luac \
 	lua/playlist/pluzz.luac \
 	lua/playlist/rockbox_fm_presets.luac \
+	lua/playlist/soundcloud.luac \
 	lua/playlist/vimeo.luac \
 	lua/playlist/youtube.luac \
 	lua/playlist/youtube_homepage.luac \
@@ -265,6 +266,7 @@ EXTRA_DIST += \
 	lua/playlist/pinkbike.lua \
 	lua/playlist/pluzz.lua \
 	lua/playlist/rockbox_fm_presets.lua \
+	lua/playlist/soundcloud.lua \
 	lua/playlist/vimeo.lua \
 	lua/playlist/youtube.lua \
 	lua/playlist/youtube_homepage.lua \

share/lua/playlist/soundcloud.lua

+--[[
+ $Id$
+
+ Copyright © 2012 the VideoLAN team
+
+ Authors: Cheng Sun <chengsun9atgmail.com>
+
+ 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
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+--]]
+
+-- Probe function.
+function probe()
+    return vlc.access == "http"
+        and string.match( vlc.path, "soundcloud\.com/.+/.+" )
+end
+
+-- Parse function.
+function parse()
+    if string.match ( vlc.path, "soundcloud\.com" ) then
+        while true do
+            line = vlc.readline()
+            if not line then break end
+            if string.match( line, "window\.SC\.bufferTracks\.push" ) then
+                -- all the data is nicely stored on this one line
+                _,_,uid,token,name = string.find (line,
+                        "window\.SC\.bufferTracks\.push.*" ..
+                        "\"uid\":\"([^\"]*)\".*" ..
+                        "\"token\":\"([^\"]*)\".*" ..
+                        "\"title\":\"([^\"]*)\"")
+                -- we only want the first one of these lines
+                break
+            end
+        end
+        path = "http://media.soundcloud.com/stream/"..uid.."?stream_token="..token
+        return { { path = path; name = name } }
+    end
+    return {}
+end