1 /*

     2  * Hedgewars, a free turn based strategy game

     3  * Copyright (c) 2007, 2008 Andrey Korotaev <unC0Rr@gmail.com>

     4  *

     5  * This program is free software; you can redistribute it and/or modify

     6  * it under the terms of the GNU General Public License as published by

     7  * the Free Software Foundation; version 2 of the License

     8  *

     9  * This program is distributed in the hope that it will be useful,

    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12  * GNU General Public License for more details.

    13  *

    14  * You should have received a copy of the GNU General Public License

    15  * along with this program; if not, write to the Free Software

    16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

    17  */

    18 

    19 #include <QHttp>

    20 #include <QDomDocument>

    21 #include <QDomElement>

    22 #include <QDomNode>

    23 #include <QDomText>

    24 #include <QDebug>

    25 

    26 #include "netwwwwidget.h"

    27 #include "hwconsts.h"

    28 

    29 

    30 HWNetWwwModel::HWNetWwwModel(QObject *parent) : HWNetServersModel(parent)

    31 {

    32 	http = new QHttp(this);

    33 	http->setHost("www.hedgewars.org", 80);

    34 	connect(http, SIGNAL(requestFinished(int, bool)), this, SLOT(onClientRead(int, bool)));

    35 }

    36 

    37 QVariant HWNetWwwModel::data(const QModelIndex &index,

    38                              int role) const

    39 {

    40 	if (!index.isValid() || index.row() < 0

    41 		|| index.row() >= games.size()

    42 		|| role != Qt::DisplayRole)

    43 	return QVariant();

    44 

    45 	return games[index.row()][index.column()];

    46 }

    47 

    48 void HWNetWwwModel::updateList()

    49 {

    50 	QString request = QString("protocol_version=%1")

    51 			.arg(*cProtoVer);

    52 	http->post("/games/list_games", request.toUtf8());

    53 

    54 	games.clear();

    55 

    56 	reset();

    57 }

    58 

    59 void HWNetWwwModel::onClientRead(int id, bool error)

    60 {

    61 	if (error)

    62 	{

    63 		qWarning() << "Error" << http->errorString();

    64 		return;

    65 	}

    66 	games.clear();

    67 

    68 	QDomDocument doc;

    69 	if (!doc.setContent(http->readAll())) return;

    70 

    71 	QDomElement docElem = doc.documentElement();

    72 

    73 	QDomNode n = docElem.firstChild();

    74 	while (!n.isNull())

    75 	{

    76 		QDomElement game = n.toElement(); // try to convert the node to an element.

    77 

    78 		if(!game.isNull())

    79 		{

    80 			QDomNode p = game.firstChild();

    81 			QStringList sl;

    82 			sl << "-" << "-" << "-";

    83 			while (!p.isNull())

    84 			{

    85 				QDomElement e = p.toElement();

    86 

    87 				if(!p.isNull())

    88 				{

    89 					int i = -1;

    90 					if (e.tagName() == "title") i = 0;

    91 					else if (e.tagName() == "ip") i = 1;

    92 					else if (e.tagName() == "port") i = 2;

    93 

    94 					QDomText t = e.firstChild().toText();

    95 					if(!t.isNull() && (i >= 0))

    96 						sl[i] = t.data();

    97 				}

    98 				p = p.nextSibling();

    99 			}

   100 			games.append(sl);

   101 		}

   102 		n = n.nextSibling();

   103 	}

   104 

   105 	reset();

   106 }