--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QTfrontend/netclient.cpp	Fri Dec 16 20:59:49 2005 +0000
@@ -0,0 +1,179 @@
+/*
+ * Hedgewars, a worms-like game
+ * Copyright (c) 2005 Andrey Korotaev <unC0Rr@gmail.com>
+ *
+ * Distributed under the terms of the BSD-modified licence:
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * with the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <QMessageBox>
+#include "netclient.h"
+
+HWNet::HWNet()
+	: QObject()
+{
+	state = nsDisconnected;
+	IRCmsg_cmd_param = new QRegExp("^[A-Z]+ :.+$");
+	IRCmsg_number_param = new QRegExp("^:\\S+ [0-9]{3} .+$");
+
+	connect(&NetSocket, SIGNAL(readyRead()), this, SLOT(ClientRead()));
+	connect(&NetSocket, SIGNAL(connected()), this, SLOT(OnConnect()));
+	connect(&NetSocket, SIGNAL(disconnected()), this, SLOT(OnDisconnect()));
+	connect(&NetSocket, SIGNAL(error(QAbstractSocket::SocketError)), this,
+			SLOT(displayError(QAbstractSocket::SocketError)));
+}
+
+void HWNet::ClientRead()
+{
+	while (NetSocket.canReadLine())
+	{
+		ParseLine(NetSocket.readLine().trimmed());
+	}
+}
+
+void HWNet::displayError(QAbstractSocket::SocketError socketError)
+{
+	switch (socketError)
+	{
+		case QAbstractSocket::RemoteHostClosedError:
+			break;
+		case QAbstractSocket::HostNotFoundError:
+			QMessageBox::information(0, tr("Error"),
+					tr("The host was not found. Please check the host name and port settings."));
+			break;
+		case QAbstractSocket::ConnectionRefusedError:
+			QMessageBox::information(0, tr("Error"),
+					tr("Connection refused"));
+			break;
+		default:
+			QMessageBox::information(0, tr("Error"),
+					NetSocket.errorString());
+    }
+}
+
+void HWNet::Connect(const QString & hostName, quint16 port)
+{
+	state = nsConnecting;
+	NetSocket.connectToHost(hostName, port);
+}
+
+
+void HWNet::OnConnect()
+{
+	state = nsConnected;
+	SendNet(QString("USER hwgame 1 2 Hedgewars game"));
+	SendNet(QString("NICK Hedgewars"));
+}
+
+void HWNet::OnDisconnect()
+{
+	state = nsDisconnected;
+}
+
+void HWNet::Perform()
+{
+	SendNet(QString("LIST"));
+	SendNet(QString("JOIN #hw"));
+}
+
+void HWNet::Disconnect()
+{
+	switch (state)
+	{
+		case nsDisconnected:
+		{
+			break;
+		}
+		case nsConnecting:
+		case nsQuitting:
+		{
+			NetSocket.disconnect();
+			break;
+		}
+		default:
+		{
+			state = nsQuitting;
+			SendNet(QString("QUIT :oops"));
+		}
+	}
+}
+
+void HWNet::SendNet(const QString & str)
+{
+	SendNet(str.toLatin1());
+}
+
+void HWNet::SendNet(const QByteArray & buf)
+{
+	if (buf.size() > 510) return;
+	NetSocket.write(buf);
+	NetSocket.write("\x0d\x0a", 2);
+}
+
+void HWNet::ParseLine(const QString & msg)
+{
+	if (IRCmsg_cmd_param->exactMatch(msg))
+	{
+		msgcmd_paramHandler(msg);
+	} else
+	if (IRCmsg_number_param->exactMatch(msg))
+	{
+		msgnumber_paramHandler(msg);
+	}
+}
+
+void HWNet::msgcmd_paramHandler(const QString & msg)
+{
+	QStringList list = msg.split(" :");
+	if (list[0] == "PING")
+	{
+		SendNet(QString("PONG %1").arg(list[1]));
+	}
+}
+
+void HWNet::msgnumber_paramHandler(const QString & msg)
+{
+	QStringList list = msg.split(" ");
+	bool ok;
+	quint16 number = list[1].toInt(&ok);
+	if (!ok)
+		return ;
+	switch (number)
+	{
+		case 001 :
+		{
+			Perform();
+			emit Connected();
+			break;
+		}
+		case 322 :
+		{
+			emit AddGame(list[3]);
+		}
+	}
+}