QTfrontend/netwwwwidget.cpp
author unc0rr
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/*
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 * Hedgewars, a worms-like game
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 * Copyright (c) 2007, 2008 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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 */
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#include <QHttp>
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#include <QDomDocument>
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#include <QDomElement>
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#include <QDomNode>
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#include <QDomText>
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#include <QDebug>
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#include "netwwwwidget.h"
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#include "hwconsts.h"
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HWNetWwwModel::HWNetWwwModel(QObject *parent) : HWNetServersModel(parent)
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{
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	http = new QHttp(this);
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	http->setHost("www.hedgewars.org", 80);
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	connect(http, SIGNAL(requestFinished(int, bool)), this, SLOT(onClientRead(int, bool)));
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}
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QVariant HWNetWwwModel::data(const QModelIndex &index,
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                             int role) const
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{
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	if (!index.isValid() || index.row() < 0
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		|| index.row() >= games.size()
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		|| role != Qt::DisplayRole)
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	return QVariant();
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	return games[index.row()][index.column()];
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}
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void HWNetWwwModel::updateList()
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{
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	QString request = QString("protocol_version=%1")
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			.arg(*cProtoVer);
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	http->post("/games/list_games", request.toUtf8());
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	games.clear();
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	reset();
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}
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void HWNetWwwModel::onClientRead(int id, bool error)
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{
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	if (error)
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	{
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		qWarning() << "Error" << http->errorString();
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		return;
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	}
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	games.clear();
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	QDomDocument doc;
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	if (!doc.setContent(http->readAll())) return;
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	QDomElement docElem = doc.documentElement();
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	QDomNode n = docElem.firstChild();
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	while (!n.isNull())
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	{
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		QDomElement game = n.toElement(); // try to convert the node to an element.
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		if(!game.isNull())
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		{
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			QDomNode p = game.firstChild();
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			QStringList sl;
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			sl << "-" << "-" << "-";
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			while (!p.isNull())
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			{
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				QDomElement e = p.toElement();
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				if(!p.isNull())
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				{
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					int i = -1;
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					if (e.tagName() == "title") i = 0;
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					else if (e.tagName() == "ip") i = 1;
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					else if (e.tagName() == "port") i = 2;
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					QDomText t = e.firstChild().toText();
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					if(!t.isNull() && (i >= 0))
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						sl[i] = t.data();
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				}
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				p = p.nextSibling();
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			}
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			games.append(sl);
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		}
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		n = n.nextSibling();
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	}
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	reset();
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}