1 /***************************************************************************
2 * Copyright (C) 2005-08 by the Quassel Project *
3 * devel@quassel-irc.org *
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; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
20 #include "networkconnection.h"
22 #include <QMetaObject>
23 #include <QMetaMethod>
28 #include "coresession.h"
34 #include "ircserverhandler.h"
35 #include "userinputhandler.h"
36 #include "ctcphandler.h"
38 NetworkConnection::NetworkConnection(Network *network, CoreSession *session, const QVariant &state) : QObject(network),
39 _connectionState(Network::Disconnected),
41 _coreSession(session),
42 _ircServerHandler(new IrcServerHandler(this)),
43 _userInputHandler(new UserInputHandler(this)),
44 _ctcpHandler(new CtcpHandler(this)),
47 connect(network, SIGNAL(currentServerSet(const QString &)), this, SLOT(networkInitialized()));
49 connect(&socket, SIGNAL(connected()), this, SLOT(socketConnected()));
50 connect(&socket, SIGNAL(disconnected()), this, SLOT(socketDisconnected()));
51 connect(&socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(socketError(QAbstractSocket::SocketError)));
52 connect(&socket, SIGNAL(stateChanged(QAbstractSocket::SocketState)), this, SLOT(socketStateChanged(QAbstractSocket::SocketState)));
53 connect(&socket, SIGNAL(readyRead()), this, SLOT(socketHasData()));
57 NetworkConnection::~NetworkConnection() {
59 delete _ircServerHandler;
60 delete _userInputHandler;
64 bool NetworkConnection::isConnected() const {
65 // return socket.state() == QAbstractSocket::ConnectedState;
66 return connectionState() == Network::Initialized;
69 Network::ConnectionState NetworkConnection::connectionState() const {
70 return _connectionState;
73 void NetworkConnection::setConnectionState(Network::ConnectionState state) {
74 _connectionState = state;
75 network()->setConnectionState(state);
76 emit connectionStateChanged(state);
79 NetworkId NetworkConnection::networkId() const {
80 return network()->networkId();
83 QString NetworkConnection::networkName() const {
84 return network()->networkName();
87 Network *NetworkConnection::network() const {
91 CoreSession *NetworkConnection::coreSession() const {
95 IrcServerHandler *NetworkConnection::ircServerHandler() const {
96 return _ircServerHandler;
99 UserInputHandler *NetworkConnection::userInputHandler() const {
100 return _userInputHandler;
103 CtcpHandler *NetworkConnection::ctcpHandler() const {
107 QString NetworkConnection::serverDecode(const QByteArray &string) const {
108 return network()->decodeString(string);
111 QString NetworkConnection::bufferDecode(const QString &bufferName, const QByteArray &string) const {
112 Q_UNUSED(bufferName);
113 // TODO: Implement buffer-specific encodings
114 return network()->decodeString(string);
117 QString NetworkConnection::userDecode(const QString &userNick, const QByteArray &string) const {
118 IrcUser *user = network()->ircUser(userNick);
119 if(user) return user->decodeString(string);
120 return network()->decodeString(string);
123 QByteArray NetworkConnection::serverEncode(const QString &string) const {
124 return network()->encodeString(string);
127 QByteArray NetworkConnection::bufferEncode(const QString &bufferName, const QString &string) const {
128 Q_UNUSED(bufferName);
129 // TODO: Implement buffer-specific encodings
130 return network()->encodeString(string);
133 QByteArray NetworkConnection::userEncode(const QString &userNick, const QString &string) const {
134 IrcUser *user = network()->ircUser(userNick);
135 if(user) return user->encodeString(string);
136 return network()->encodeString(string);
140 void NetworkConnection::connectToIrc() {
141 QVariantList serverList = network()->serverList();
142 Identity *identity = coreSession()->identity(network()->identity());
143 if(!serverList.count()) {
144 qWarning() << "Server list empty, ignoring connect request!";
148 qWarning() << "Invalid identity configures, ignoring connect request!";
151 // TODO implement cycling / random servers
152 QString host = serverList[0].toMap()["Host"].toString();
153 quint16 port = serverList[0].toMap()["Port"].toUInt();
154 displayStatusMsg(QString("Connecting to %1:%2...").arg(host).arg(port));
155 socket.connectToHost(host, port);
158 void NetworkConnection::networkInitialized() {
161 // rejoin channels we've been in
162 QStringList chans = _previousState.toStringList();
163 if(chans.count() > 0) {
164 qDebug() << "autojoining" << chans;
165 QString list = chans.join(",");
166 putCmd("join", QStringList(list)); // FIXME check for 512 byte limit!
168 // delete _previousState, we won't need it again
169 _previousState = QVariant();
170 // now we are initialized
171 setConnectionState(Network::Initialized);
172 network()->setConnected(true);
173 emit connected(networkId());
176 void NetworkConnection::sendPerform() {
177 BufferInfo statusBuf = Core::bufferInfo(coreSession()->user(), network()->networkId(), BufferInfo::StatusBuffer);
179 if(network()->useAutoIdentify() && !network()->autoIdentifyService().isEmpty() && !network()->autoIdentifyPassword().isEmpty()) {
180 userInputHandler()->handleMsg(statusBuf, QString("%1 IDENTIFY %2").arg(network()->autoIdentifyService(), network()->autoIdentifyPassword()));
183 foreach(QString line, network()->perform()) {
184 if(!line.isEmpty()) userInput(statusBuf, line);
188 QVariant NetworkConnection::state() const {
189 IrcUser *me = network()->ircUser(network()->myNick());
190 if(!me) return QVariant(); // this shouldn't really happen, I guess
191 return me->channels();
194 void NetworkConnection::disconnectFromIrc() {
195 socket.disconnectFromHost();
198 void NetworkConnection::socketHasData() {
199 while(socket.canReadLine()) {
200 QByteArray s = socket.readLine().trimmed();
201 ircServerHandler()->handleServerMsg(s);
205 void NetworkConnection::socketError(QAbstractSocket::SocketError) {
206 qDebug() << qPrintable(tr("Could not connect to %1 (%2)").arg(network()->networkName(), socket.errorString()));
207 emit connectionError(socket.errorString());
208 emit displayMsg(Message::Error, BufferInfo::StatusBuffer, "", tr("Connection failure: %1").arg(socket.errorString()));
209 network()->emitConnectionError(socket.errorString());
212 void NetworkConnection::socketConnected() {
213 //emit connected(networkId()); initialize first!
214 Identity *identity = coreSession()->identity(network()->identity());
216 qWarning() << "Identity invalid!";
220 putRawLine(QString("NICK :%1").arg(identity->nicks()[0])); // FIXME: try more nicks if error occurs
221 putRawLine(QString("USER %1 8 * :%2").arg(identity->ident(), identity->realName()));
224 void NetworkConnection::socketStateChanged(QAbstractSocket::SocketState socketState) {
225 Network::ConnectionState state;
226 switch(socketState) {
227 case QAbstractSocket::UnconnectedState:
228 state = Network::Disconnected;
230 case QAbstractSocket::HostLookupState:
231 case QAbstractSocket::ConnectingState:
232 state = Network::Connecting;
234 case QAbstractSocket::ConnectedState:
235 state = Network::Initializing;
237 case QAbstractSocket::ClosingState:
238 state = Network::Disconnecting;
241 state = Network::Disconnected;
243 setConnectionState(state);
246 void NetworkConnection::socketDisconnected() {
247 network()->setConnected(false);
248 emit disconnected(networkId());
251 // FIXME switch to BufferId
252 void NetworkConnection::userInput(BufferInfo buf, QString msg) {
253 userInputHandler()->handleUserInput(buf, msg);
256 void NetworkConnection::putRawLine(QString s) {
258 socket.write(s.toAscii());
261 void NetworkConnection::putCmd(QString cmd, QStringList params, QString prefix) {
263 if(!prefix.isEmpty())
264 msg += ":" + prefix + " ";
265 msg += cmd.toUpper();
267 for(int i = 0; i < params.size() - 1; i++) {
268 msg += " " + params[i];
270 if(!params.isEmpty())
271 msg += " :" + params.last();
276 /* Exception classes for message handling */
277 NetworkConnection::ParseError::ParseError(QString cmd, QString prefix, QStringList params) {
279 _msg = QString("Command Parse Error: ") + cmd + params.join(" ");
282 NetworkConnection::UnknownCmdError::UnknownCmdError(QString cmd, QString prefix, QStringList params) {
284 _msg = QString("Unknown Command: ") + cmd + params.join(" ");