Add an SD for channels.com (nice content).

(cherry picked from commit ab20299e91701579af48e15316f8c016317e987f)
Signed-off-by: Rémi Duraffort <ivoire@videolan.org>

share/lua/playlist/metachannels.lua

+--[[
+ $Id$
+
+ Copyright © 2010 VideoLAN and AUTHORS
+
+ Authors: Rémi Duraffort <ivoire at videolan dot org>
+
+ 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.
+--]]
+
+require "simplexml"
+
+function probe()
+    return vlc.access == 'http' and string.match( vlc.path, 'metachannels.com' )
+end
+
+function parse()
+    local webpage = ''
+    while true do
+        local line = vlc.readline()
+        if line == nil then break end
+        webpage = webpage .. line
+    end
+
+    local feed = simplexml.parse_string( webpage )
+    local channel = feed.children[1]
+
+    -- list all children that are items
+    local tracks = {}
+    for _,item in ipairs( channel.children ) do
+        if( item.name == 'item' ) then
+            simplexml.add_name_maps( item )
+            local url = string.gsub( item.children_map['link'][1].children[1], '&amp;', '&' )
+            table.insert( tracks, { path = url,
+                                    title = item.children_map['title'][1].children[1],
+                                    arturl = item.children_map['media:thumbnail'][1].attributes['url'],
+                                    options = {':play-and-pause'} } )
+        end
+    end
+
+    return tracks
+end
+

share/lua/sd/metachannels.lua

+--[[
+ $Id$
+
+ Copyright © 2010 VideoLAN and AUTHORS
+
+ Authors: Rémi Duraffort <ivoire at videolan dot org>
+
+ 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.
+--]]
+
+require "simplexml"
+
+function descriptor()
+    return { title="Channels.com" }
+end
+
+function main()
+    -- get the primary feed and parse the <channel> tag
+    local feed = simplexml.parse_url( "http://metachannels.com/meta_channels?device=vlc&lang=en,es,fr,de,it,other&format=rss&adult_ok=y" )
+    local channel = feed.children[1]
+
+    -- list all children that are items
+    for _,item in ipairs( channel.children ) do
+        if( item.name == 'item' ) then
+            simplexml.add_name_maps( item )
+            local url = string.gsub( item.children_map['link'][1].children[1], '&amp;', '&' )
+            local node = vlc.sd.add_item( { path = url,
+                                            title = item.children_map['title'][1].children[1],
+                                            arturl = item.children_map['image'][1].children_map['url'][1].children[1] } )
+        end
+    end
+end
+