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(const QString &)));
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 Identity *NetworkConnection::identity() const {
88 return coreSession()->identity(network()->identity());
91 Network *NetworkConnection::network() const {
95 CoreSession *NetworkConnection::coreSession() const {
99 IrcServerHandler *NetworkConnection::ircServerHandler() const {
100 return _ircServerHandler;
103 UserInputHandler *NetworkConnection::userInputHandler() const {
104 return _userInputHandler;
107 CtcpHandler *NetworkConnection::ctcpHandler() const {
111 QString NetworkConnection::serverDecode(const QByteArray &string) const {
112 return network()->decodeString(string);
115 QString NetworkConnection::bufferDecode(const QString &bufferName, const QByteArray &string) const {
116 Q_UNUSED(bufferName);
117 // TODO: Implement buffer-specific encodings
118 return network()->decodeString(string);
121 QString NetworkConnection::userDecode(const QString &userNick, const QByteArray &string) const {
122 IrcUser *user = network()->ircUser(userNick);
123 if(user) return user->decodeString(string);
124 return network()->decodeString(string);
127 QByteArray NetworkConnection::serverEncode(const QString &string) const {
128 return network()->encodeString(string);
131 QByteArray NetworkConnection::bufferEncode(const QString &bufferName, const QString &string) const {
132 Q_UNUSED(bufferName);
133 // TODO: Implement buffer-specific encodings
134 return network()->encodeString(string);
137 QByteArray NetworkConnection::userEncode(const QString &userNick, const QString &string) const {
138 IrcUser *user = network()->ircUser(userNick);
139 if(user) return user->encodeString(string);
140 return network()->encodeString(string);
144 void NetworkConnection::connectToIrc() {
145 QVariantList serverList = network()->serverList();
146 Identity *identity = coreSession()->identity(network()->identity());
147 if(!serverList.count()) {
148 qWarning() << "Server list empty, ignoring connect request!";
152 qWarning() << "Invalid identity configures, ignoring connect request!";
155 // TODO implement cycling / random servers
156 QString host = serverList[0].toMap()["Host"].toString();
157 quint16 port = serverList[0].toMap()["Port"].toUInt();
158 displayStatusMsg(QString("Connecting to %1:%2...").arg(host).arg(port));
159 socket.connectToHost(host, port);
162 void NetworkConnection::networkInitialized(const QString ¤tServer) {
163 if(currentServer.isEmpty()) return;
167 // rejoin channels we've been in
168 QStringList chans = _previousState.toStringList();
169 if(chans.count() > 0) {
170 qDebug() << "autojoining" << chans;
172 foreach(QString chan, chans) list << serverEncode(chan);
173 putCmd("JOIN", list); // FIXME check for 512 byte limit!
175 // delete _previousState, we won't need it again
176 _previousState = QVariant();
177 // now we are initialized
178 setConnectionState(Network::Initialized);
179 network()->setConnected(true);
180 emit connected(networkId());
183 void NetworkConnection::sendPerform() {
184 BufferInfo statusBuf = Core::bufferInfo(coreSession()->user(), network()->networkId(), BufferInfo::StatusBuffer);
186 if(network()->useAutoIdentify() && !network()->autoIdentifyService().isEmpty() && !network()->autoIdentifyPassword().isEmpty()) {
187 userInputHandler()->handleMsg(statusBuf, QString("%1 IDENTIFY %2").arg(network()->autoIdentifyService(), network()->autoIdentifyPassword()));
190 foreach(QString line, network()->perform()) {
191 if(!line.isEmpty()) userInput(statusBuf, line);
195 QVariant NetworkConnection::state() const {
196 IrcUser *me = network()->ircUser(network()->myNick());
197 if(!me) return QVariant(); // this shouldn't really happen, I guess
198 return me->channels();
201 void NetworkConnection::disconnectFromIrc() {
202 socket.disconnectFromHost();
205 void NetworkConnection::socketHasData() {
206 while(socket.canReadLine()) {
207 QByteArray s = socket.readLine().trimmed();
208 ircServerHandler()->handleServerMsg(s);
212 void NetworkConnection::socketError(QAbstractSocket::SocketError) {
213 qDebug() << qPrintable(tr("Could not connect to %1 (%2)").arg(network()->networkName(), socket.errorString()));
214 emit connectionError(socket.errorString());
215 emit displayMsg(Message::Error, BufferInfo::StatusBuffer, "", tr("Connection failure: %1").arg(socket.errorString()));
216 network()->emitConnectionError(socket.errorString());
219 void NetworkConnection::socketConnected() {
220 //emit connected(networkId()); initialize first!
221 Identity *identity = coreSession()->identity(network()->identity());
223 qWarning() << "Identity invalid!";
227 putRawLine(serverEncode(QString("NICK :%1").arg(identity->nicks()[0]))); // FIXME: try more nicks if error occurs
228 putRawLine(serverEncode(QString("USER %1 8 * :%2").arg(identity->ident(), identity->realName())));
231 void NetworkConnection::socketStateChanged(QAbstractSocket::SocketState socketState) {
232 Network::ConnectionState state;
233 switch(socketState) {
234 case QAbstractSocket::UnconnectedState:
235 state = Network::Disconnected;
237 case QAbstractSocket::HostLookupState:
238 case QAbstractSocket::ConnectingState:
239 state = Network::Connecting;
241 case QAbstractSocket::ConnectedState:
242 state = Network::Initializing;
244 case QAbstractSocket::ClosingState:
245 state = Network::Disconnecting;
248 state = Network::Disconnected;
250 setConnectionState(state);
253 void NetworkConnection::socketDisconnected() {
254 network()->setConnected(false);
255 emit disconnected(networkId());
258 // FIXME switch to BufferId
259 void NetworkConnection::userInput(BufferInfo buf, QString msg) {
260 userInputHandler()->handleUserInput(buf, msg);
263 void NetworkConnection::putRawLine(QByteArray s) {
268 void NetworkConnection::putCmd(const QString &cmd, const QVariantList ¶ms, const QByteArray &prefix) {
270 if(!prefix.isEmpty())
271 msg += ":" + prefix + " ";
272 msg += cmd.toUpper().toAscii();
274 for(int i = 0; i < params.size() - 1; i++) {
275 msg += " " + params[i].toByteArray();
277 if(!params.isEmpty())
278 msg += " :" + params.last().toByteArray();
283 /* Exception classes for message handling */
284 NetworkConnection::ParseError::ParseError(QString cmd, QString prefix, QStringList params) {
286 _msg = QString("Command Parse Error: ") + cmd + params.join(" ");
289 NetworkConnection::UnknownCmdError::UnknownCmdError(QString cmd, QString prefix, QStringList params) {
291 _msg = QString("Unknown Command: ") + cmd + params.join(" ");