medialibrary: Fix and update the playlist 'Convert' function
[vlc.git] / share / lua / playlist / jamendo.lua
1 --[[
2  $Id$
3
4  Copyright © 2010 VideoLAN and AUTHORS
5
6  Authors: Fabio Ritrovato <sephiroth87 at videolan dot org>
7
8  This program is free software; you can redistribute it and/or modify
9  it under the terms of the GNU General Public License as published by
10  the Free Software Foundation; either version 2 of the License, or
11  (at your option) any later version.
12
13  This program is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  GNU General Public License for more details.
17
18  You should have received a copy of the GNU General Public License
19  along with this program; if not, write to the Free Software
20  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21 --]]
22
23 require "simplexml"
24
25 -- Probe function.
26 function probe()
27     return vlc.access == "http"
28         and string.match( vlc.path, "^api%.jamendo%.com/" )
29         and string.match( vlc.path, "get2" )
30         and string.match( vlc.path, "track" )
31         and string.match( vlc.path, "xml" )
32 end
33
34 -- Parse function.
35 function parse()
36     local page = ""
37     while true do
38         local line = vlc.readline()
39         if line == nil then break end
40         page = page .. line
41     end
42     local tracks = {}
43     local tree = simplexml.parse_string( page )
44     for _, track in ipairs( tree.children ) do
45         simplexml.add_name_maps( track )
46         if track.children_map["id"] == nil and
47            track.children_map["stream"] == nil then
48             vlc.msg.err( "No track id or stream URL, not enough info to add tracks..." )
49             return {}
50         end
51         local stream_url
52         if track.children_map["id"][1].children[1] then
53             stream_url = "http://api.jamendo.com/get2/stream/track/redirect/?id=" .. track.children_map["id"][1].children[1]
54         else
55             stream_url = track.children_map["stream"][1].children[1]
56         end
57         table.insert( tracks, {path=stream_url,
58                                arturl=track.children_map["album_image"] and track.children_map["album_image"][1].children[1] or ( track.children_map["album_id"] and "http://imgjam.com/albums/".. track.children_map["album_id"][1].children[1] .. "/covers/1.500.jpg" or nil ),
59                                title=track.children_map["name"] and track.children_map["name"][1].children[1] or nil,
60                                artist=track.children_map["artist_name"] and track.children_map["artist_name"][1].children[1] or nil,
61                                album=track.children_map["album_name"] and track.children_map["album_name"][1].children[1] or nil,
62                                genre=track.children_map["album_genre"] and track.children_map["album_genre"][1].children[1] or nil,
63                                duration=track.children_map["duration"] and track.children_map["duration"][1].children[1] or nil,
64                                date=track.children_map["album_dates"] and track.children_map["album_dates"][1].children_map["year"][1].children[1] or nil} )
65     end
66     return tracks
67 end