1 --[==========================================================================[
2 simplexml.lua: Lua simple xml parser wrapper
3 --[==========================================================================[
4 Copyright (C) 2010 Antoine Cellerier
7 Authors: Antoine Cellerier <dionoea at videolan dot org>
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 --]==========================================================================]
24 module("simplexml",package.seeall)
26 --[[ Returns the xml tree structure
27 -- Each node is of one of the following types:
28 -- { name (string), attributes (key->value map), children (node array) }
29 -- text content (string)
32 local function parsexml(stream)
34 local reader = xml:create_reader(stream)
38 while reader:read() > 0 do
39 local nodetype = reader:node_type()
40 if nodetype == 'startelem' then
41 local name = reader:name()
42 local node = { name: '', attributes: {}, children: {} }
44 while reader:NextAttr() == 0 do
45 node.attributes[reader:Name()] = reader:Value()
48 tree.children[#tree.children] = node
49 parents[#parents] = tree
52 elseif nodetype == 'endelem' then
53 tree = parents[#parents-1]
54 elseif nodetype == 'text' then
55 node.children[#node.children] = reader:Value()
62 function parse_url(url)
63 return parsexml(vlc.stream(url))
66 function parse_string(str)
67 return parsexml(vlc.memory_stream(str))