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/*
kirc.cpp - IRC Client
Copyright (c) 2005 by Tommi Rantala <tommi.rantala@cs.helsinki.fi>
Copyright (c) 2003-2004 by Michel Hermier <michel.hermier@wanadoo.fr>
Copyright (c) 2002 by Nick Betcher <nbetcher@kde.org>
Kopete (c) 2002-2005 by the Kopete developers <kopete-devel@kde.org>
*************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
*************************************************************************
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "kircengine.h"
#include "ksslsocket.h"
#include <kconfig.h>
#include <kdebug.h>
#include <kextsock.h>
#include <klocale.h>
#include <kstandarddirs.h>
#include <tqtextcodec.h>
#include <tqtimer.h>
//Needed for getuid / getpwuid
#include <unistd.h>
#include <sys/types.h>
#include <pwd.h>
#include <kopetemessage.h>
#ifndef KIRC_SSL_SUPPORT
#define KIRC_SSL_SUPPORT
#endif
using namespace KIRC;
// FIXME: Remove slotConnected() and error(int errCode) while going to KNetwork namespace
/* Please note that the regular expression "[\\r\\n]*$" is used in a TQString::replace statement many times.
* This gets rid of trailing \r\n, \r, \n, and \n\r characters.
*/
const TQRegExp Engine::m_RemoveLinefeeds( TQString::tqfromLatin1("[\\r\\n]*$") );
Engine::Engine(TQObject *tqparent, const char *name)
: TQObject(tqparent, TQString::tqfromLatin1("[KIRC::Engine]%1").tqarg(name).latin1()),
m_status(Idle),
m_FailedNickOnLogin(false),
m_useSSL(false),
m_commands(101, false),
// m_numericCommands(101),
m_ctcpQueries(17, false),
m_ctcpReplies(17, false),
codecs(577,false)
{
setUserName(TQString());
m_commands.setAutoDelete(true);
m_ctcpQueries.setAutoDelete(true);
m_ctcpReplies.setAutoDelete(true);
bindCommands();
bindNumericReplies();
bindCtcp();
m_VersionString = TQString::tqfromLatin1("Anonymous client using the KIRC engine.");
m_UserString = TQString::tqfromLatin1("Response not supplied by user.");
m_SourceString = TQString::tqfromLatin1("Unknown client, known source.");
defaultCodec = TQTextCodec::codecForMib(106); // UTF8 mib is 106
kdDebug(14120) << "Setting default engine codec, " << defaultCodec->name() << endl;
m_sock = 0L;
}
Engine::~Engine()
{
kdDebug(14120) << k_funcinfo << m_Host << endl;
quit("KIRC Deleted", true);
if( m_sock )
delete m_sock;
}
void Engine::setUseSSL( bool useSSL )
{
kdDebug(14120) << k_funcinfo << useSSL << endl;
if( !m_sock || useSSL != m_useSSL )
{
if( m_sock )
delete m_sock;
m_useSSL = useSSL;
if( m_useSSL )
{
#ifdef KIRC_SSL_SUPPORT
m_sock = new KSSLSocket;
m_sock->setSocketFlags( KExtendedSocket::inetSocket );
connect(m_sock, TQT_SIGNAL(certificateAccepted()), TQT_SLOT(slotConnected()));
connect(m_sock, TQT_SIGNAL(certificateRejected()), TQT_SLOT(slotConnectionClosed()));
connect(m_sock, TQT_SIGNAL(sslFailure()), TQT_SLOT(slotConnectionClosed()));
}
else
#else
kdWarning(14120) << "You tried to use SSL, but this version of Kopete was"
" not compiled with IRC SSL support. A normal IRC connection will be attempted." << endl;
}
#endif
{
m_sock = new KExtendedSocket;
m_sock->setSocketFlags( KExtendedSocket::inputBufferedSocket | KExtendedSocket::inetSocket );
connect(m_sock, TQT_SIGNAL(connectionSuccess()), TQT_SLOT(slotConnected()));
connect(m_sock, TQT_SIGNAL(connectionFailed(int)), TQT_SLOT(error(int)));
}
connect(m_sock, TQT_SIGNAL(closed(int)), TQT_SLOT(slotConnectionClosed()));
connect(m_sock, TQT_SIGNAL(readyRead()), TQT_SLOT(slotReadyRead()));
}
}
void Engine::settqStatus(Engine::tqStatus status)
{
kdDebug(14120) << k_funcinfo << status << endl;
if (m_status == status)
return;
// Engine::tqStatus oldtqStatus = m_status;
m_status = status;
emit statusChanged(status);
switch (m_status)
{
case Idle:
// Do nothing.
break;
case Connecting:
// Do nothing.
break;
case Authentifying:
m_sock->enableRead(true);
// If password is given for this server, send it now, and don't expect a reply
if (!(password()).isEmpty())
pass(password());
user(m_Username, 0, m_realName);
nick(m_Nickname);
break;
case Connected:
// Do nothing.
break;
case Closing:
m_sock->close();
m_sock->reset();
settqStatus(Idle);
break;
case AuthentifyingFailed:
settqStatus(Closing);
break;
case Timeout:
settqStatus(Closing);
break;
case Disconnected:
settqStatus(Closing);
break;
}
}
void Engine::connectToServer(const TQString &host, TQ_UINT16 port, const TQString &nickname, bool useSSL )
{
setUseSSL(useSSL);
m_Nickname = nickname;
m_Host = host;
m_Port = port;
kdDebug(14120) << "Trying to connect to server " << m_Host << ":" << m_Port << endl;
kdDebug(14120) << "Sock status: " << m_sock->socketStatus() << endl;
if( !m_sock->setAddress(m_Host, m_Port) )
kdDebug(14120) << k_funcinfo << "setAddress failed. tqStatus: " << m_sock->socketStatus() << endl;
if( m_sock->startAsyncConnect() == 0 )
{
kdDebug(14120) << k_funcinfo << "Success!. tqStatus: " << m_sock->socketStatus() << endl;
settqStatus(Connecting);
}
else
{
kdDebug(14120) << k_funcinfo << "Failed. tqStatus: " << m_sock->socketStatus() << endl;
settqStatus(Disconnected);
}
}
void Engine::slotConnected()
{
settqStatus(Authentifying);
}
void Engine::slotConnectionClosed()
{
settqStatus(Disconnected);
}
void Engine::error(int errCode)
{
kdDebug(14120) << k_funcinfo << "Socket error: " << errCode << endl;
if (m_sock->socketStatus () != KExtendedSocket::connecting)
{
// Connection in progress.. This is a signal fired wrong
settqStatus(Disconnected);
}
}
void Engine::setVersionString(const TQString &newString)
{
m_VersionString = newString;
m_VersionString.remove(m_RemoveLinefeeds);
}
void Engine::setUserString(const TQString &newString)
{
m_UserString = newString;
m_UserString.remove(m_RemoveLinefeeds);
}
void Engine::setSourceString(const TQString &newString)
{
m_SourceString = newString;
m_SourceString.remove(m_RemoveLinefeeds);
}
void Engine::setUserName(const TQString &newName)
{
if(newName.isEmpty())
m_Username = TQString::tqfromLatin1(getpwuid(getuid())->pw_name);
else
m_Username = newName;
m_Username.remove(m_RemoveLinefeeds);
}
void Engine::setRealName(const TQString &newName)
{
if(newName.isEmpty())
m_realName = TQString::tqfromLatin1(getpwuid(getuid())->pw_gecos);
else
m_realName = newName;
m_realName.remove(m_RemoveLinefeeds);
}
bool Engine::_bind(TQDict<KIRC::MessageRedirector> &dict,
TQString command, TQObject *object, const char *member,
int minArgs, int maxArgs, const TQString &helpMessage)
{
// FIXME: Force upper case.
// FIXME: Force number format.
MessageRedirector *mr = dict[command];
if (!mr)
{
mr = new MessageRedirector(this, minArgs, maxArgs, helpMessage);
dict.replace(command, mr);
}
return mr->connect(object, member);
}
bool Engine::bind(const TQString &command, TQObject *object, const char *member,
int minArgs, int maxArgs, const TQString &helpMessage)
{
return _bind(m_commands, command, object, member,
minArgs, maxArgs, helpMessage);
}
bool Engine::bind(int id, TQObject *object, const char *member,
int minArgs, int maxArgs, const TQString &helpMessage)
{
return _bind(m_commands, TQString::number(id), object, member,
minArgs, maxArgs, helpMessage);
}
bool Engine::bindCtcpQuery(const TQString &command, TQObject *object, const char *member,
int minArgs, int maxArgs, const TQString &helpMessage)
{
return _bind(m_ctcpQueries, command, object, member,
minArgs, maxArgs, helpMessage);
}
bool Engine::bindCtcpReply(const TQString &command, TQObject *object, const char *member,
int minArgs, int maxArgs, const TQString &helpMessage)
{
return _bind(m_ctcpReplies, command, object, member,
minArgs, maxArgs, helpMessage);
}
/* Message will be send as passed.
*/
void Engine::writeRawMessage(const TQString &rawMsg)
{
Message::writeRawMessage(this, defaultCodec, rawMsg);
}
/* Message will be quoted before beeing send.
*/
void Engine::writeMessage(const TQString &msg, const TQTextCodec *codec)
{
Message::writeMessage(this, codec ? codec : defaultCodec, msg);
}
void Engine::writeMessage(const TQString &command, const TQStringList &args, const TQString &suffix, const TQTextCodec *codec)
{
Message::writeMessage(this, codec ? codec : defaultCodec, command, args, suffix );
}
void Engine::writeCtcpMessage(const TQString &command, const TQString &to, const TQString &ctcpMessage)
{
Message::writeCtcpMessage(this, defaultCodec, command, to, ctcpMessage);
}
void Engine::writeCtcpMessage(const TQString &command, const TQString &to, const TQString &suffix,
const TQString &ctcpCommand, const TQStringList &ctcpArgs, const TQString &ctcpSuffix, bool )
{
TQString nick = Entity::userNick(to);
Message::writeCtcpMessage(this, codecForNick( nick ), command, nick, suffix,
ctcpCommand, ctcpArgs, ctcpSuffix );
}
void Engine::slotReadyRead()
{
// This condition is buggy when the peer server
// close the socket unexpectedly
bool parseSuccess;
if (m_sock->socketStatus() == KExtendedSocket::connected && m_sock->canReadLine())
{
Message msg = Message::parse(this, defaultCodec, &parseSuccess);
if (parseSuccess)
{
emit receivedMessage(msg);
KIRC::MessageRedirector *mr;
if (msg.isNumeric())
// mr = m_numericCommands[ msg.command().toInt() ];
// we do this conversion because some dummy servers sends 1 instead of 001
// numbers are stored as "1" instead of "001" to make convertion faster (no 0 pading).
mr = m_commands[ TQString::number(msg.command().toInt()) ];
else
mr = m_commands[ msg.command() ];
if (mr)
{
TQStringList errors = mr->operator()(msg);
if (!errors.isEmpty())
{
kdDebug(14120) << "Method error for line:" << msg.raw() << endl;
emit internalError(MethodFailed, msg);
}
}
else if (msg.isNumeric())
{
kdWarning(14120) << "Unknown IRC numeric reply for line:" << msg.raw() << endl;
emit incomingUnknown(msg.raw());
}
else
{
kdWarning(14120) << "Unknown IRC command for line:" << msg.raw() << endl;
emit internalError(UnknownCommand, msg);
}
}
else
{
emit incomingUnknown(msg.raw());
emit internalError(ParsingFailed, msg);
}
TQTimer::singleShot( 0, this, TQT_SLOT( slotReadyRead() ) );
}
if(m_sock->socketStatus() != KExtendedSocket::connected)
error();
}
const TQTextCodec *Engine::codecForNick( const TQString &nick ) const
{
if( nick.isEmpty() )
return defaultCodec;
TQTextCodec *codec = codecs[ nick ];
kdDebug(14120) << nick << " has codec " << codec << endl;
if( !codec )
return defaultCodec;
else
return codec;
}
void Engine::showInfoDialog()
{
if( m_useSSL )
{
static_cast<KSSLSocket*>( m_sock )->showInfoDialog();
}
}
/*
* The ctcp commands seems to follow the same message behaviours has normal IRC command.
* (Only missing the \n\r final characters)
* So applying the same parsing rules to the messages.
*/
bool Engine::invokeCtcpCommandOfMessage(const TQDict<MessageRedirector> &map, Message &msg)
{
if(msg.hasCtcpMessage() && msg.ctcpMessage().isValid())
{
Message &ctcpMsg = msg.ctcpMessage();
MessageRedirector *mr = map[ctcpMsg.command()];
if (mr)
{
TQStringList errors = mr->operator()(msg);
if (errors.isEmpty())
return true;
kdDebug(14120) << "Method error for line:" << ctcpMsg.raw() << endl;
writeCtcpErrorMessage(msg.prefix(), msg.ctcpRaw(),
TQString::tqfromLatin1("%1 internal error(s)").tqarg(errors.size()));
}
else
{
kdDebug(14120) << "Unknow IRC/CTCP command for line:" << ctcpMsg.raw() << endl;
// Don't send error message on unknown CTCP command
// None of the client send it, and it makes the client as infected by virus for IRC network scanners
// writeCtcpErrorMessage(msg.prefix(), msg.ctcpRaw(), "Unknown CTCP command");
emit incomingUnknownCtcp(msg.ctcpRaw());
}
}
else
{
kdDebug(14120) << "Message do not embed a CTCP message:" << msg.raw();
}
return false;
}
EntityPtr Engine::getEntity(const TQString &name)
{
Entity *entity = 0;
#pragma warning Do the searching code here.
if (!entity)
{
entity = new Entity(name);
m_entities.append(entity);
}
connect(entity, TQT_SIGNAL(destroyed(KIRC::Entity *)), TQT_SLOT(destroyed(KIRC::Entity *)));
return EntityPtr(entity);
}
void Engine::destroyed(KIRC::Entity *entity)
{
m_entities.remove(entity);
}
void Engine::ignoreMessage(KIRC::Message &/*msg*/)
{
}
void Engine::emitSuffix(KIRC::Message &msg)
{
emit receivedMessage(InfoMessage, m_server, m_server, msg.suffix());
}
#include "kircengine.moc"
// vim: set noet ts=4 sts=4 sw=4:
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