/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
 *            xmlparser.cc
 *
 *  Wed Mar 21 09:15:51 CET 2012
 *  Copyright 2012 Jonas Suhr Christensen
 *  jsc@umbraculum.org
 ****************************************************************************/

/*
 *  This file is part of Munia.
 *
 *  Munia 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.
 *
 *  Munia 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 Munia; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "xmlparser.h"

#include "stdio.h"

#include "xml_encode_decode.h"

XmlParser::XmlParser(NodeTree *t) : tree(t)
{
}

XmlParser::~XmlParser()
{
}

void XmlParser::characterData(const std::string &data)
{
	cdata += data;
}

void XmlParser::startTag(std::string name, attributes_t &attr)
{
	if(name == "nodetree")
	{
		tree->nextid = atoi(xml_decode(attr["nextid"]).c_str());
	}

	if(name == "node")
	{
		nodeid_t id = atoi(xml_decode(attr["id"]).c_str());

		Node* parent = NULL;
		if(parents.size() != 0)
		{
			parent = tree->id2node.at(parents.top());
		}

		node = tree->createNode(id);
		tree->insertChild(parent, node, -1); // just append, the xml is ordered
	}

	if(name == "children")
	{
		parents.push(node->id);
	}

	if(name == "attribute")
	{
		attr_name = attr["name"];
	}

	cdata = "";
}

void XmlParser::endTag(std::string name)
{
	if(name == "node")
	{
	}

	if(name == "children")
	{
		parents.pop();
	}

	if(name == "attribute")
	{
		if(attr_name != "dragged") // do not persist 'dragged' attribute
		{
			node->data.attributes[attr_name] = cdata;
		}
	}
}