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182 lines
4.3 KiB
182 lines
4.3 KiB
/****************************************************************************
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**
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** This file is a modified version of part of an example program for TQt.
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** This file may be used, distributed and modified without limitation.
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**
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** Don Sanders <sanders@kde.org>
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**
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*****************************************************************************/
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#include "smtp.h"
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#include <tqtextstream.h>
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#include <tqsocket.h>
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#include <tqtimer.h>
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#include <kapplication.h>
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#include <kmessagebox.h>
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#include <klocale.h>
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Smtp::Smtp( const TQString &from, const TQStringList &to,
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const TQString &aMessage,
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const TQString &server,
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unsigned short int port )
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{
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skipReadResponse = false;
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mSocket = new TQSocket( this );
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connect ( mSocket, TQT_SIGNAL( readyRead() ),
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this, TQT_SLOT( readyRead() ) );
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connect ( mSocket, TQT_SIGNAL( connected() ),
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this, TQT_SLOT( connected() ) );
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connect ( mSocket, TQT_SIGNAL( error(int) ),
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this, TQT_SLOT( socketError(int) ) );
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message = aMessage;
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this->from = from;
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rcpt = to;
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state = smtpInit;
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command = "";
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emit status( i18n( "Connecting to %1" ).arg( server ) );
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mSocket->connectToHost( server, port );
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t = new TQTextStream( mSocket );
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t->setEncoding(TQTextStream::Latin1);
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}
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Smtp::~Smtp()
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{
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if (t)
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delete t;
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if (mSocket)
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delete mSocket;
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}
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void Smtp::send( const TQString &from, const TQStringList &to,
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const TQString &aMessage )
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{
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skipReadResponse = true;
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message = aMessage;
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this->from = from;
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rcpt = to;
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state = smtpMail;
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command = "";
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readyRead();
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}
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void Smtp::quit()
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{
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skipReadResponse = true;
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state = smtpQuit;
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command = "";
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readyRead();
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}
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void Smtp::connected()
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{
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emit status( i18n( "Connected to %1" ).arg( mSocket->peerName() ) );
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}
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void Smtp::socketError(int errorCode)
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{
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command = "CONNECT";
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switch ( errorCode ) {
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case TQSocket::ErrConnectionRefused:
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responseLine = i18n( "Connection refused." );
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break;
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case TQSocket::ErrHostNotFound:
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responseLine = i18n( "Host Not Found." );
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break;
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case TQSocket::ErrSocketRead:
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responseLine = i18n( "Error reading socket." );
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break;
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default:
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responseLine = i18n( "Internal error, unrecognized error." );
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}
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TQTimer::singleShot( 0, this, TQT_SLOT(emitError()) );
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}
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void Smtp::emitError() {
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error( command, responseLine );
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}
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void Smtp::readyRead()
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{
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if (!skipReadResponse) {
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// SMTP is line-oriented
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if ( !mSocket->canReadLine() )
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return;
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do {
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responseLine = mSocket->readLine();
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response += responseLine;
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} while( mSocket->canReadLine() && responseLine[3] != ' ' );
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}
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skipReadResponse = false;
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if ( state == smtpInit && responseLine[0] == '2' ) {
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// banner was okay, let's go on
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command = "HELO there";
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*t << "HELO there\r\n";
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state = smtpMail;
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} else if ( state == smtpMail && responseLine[0] == '2' ) {
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// HELO response was okay (well, it has to be)
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command = "MAIL";
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*t << "MAIL FROM: <" << from << ">\r\n";
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state = smtpRcpt;
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} else if ( state == smtpRcpt && responseLine[0] == '2' && (rcpt.begin() != rcpt.end())) {
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command = "RCPT";
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*t << "RCPT TO: <" << *(rcpt.begin()) << ">\r\n";
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rcpt.remove( rcpt.begin() );
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if (rcpt.begin() == rcpt.end())
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state = smtpData;
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} else if ( state == smtpData && responseLine[0] == '2' ) {
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command = "DATA";
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*t << "DATA\r\n";
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state = smtpBody;
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} else if ( state == smtpBody && responseLine[0] == '3' ) {
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command = "DATA";
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TQString seperator = "";
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if (message[message.length() - 1] != '\n')
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seperator = "\r\n";
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*t << message << seperator << ".\r\n";
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state = smtpSuccess;
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} else if ( state == smtpSuccess && responseLine[0] == '2' ) {
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TQTimer::singleShot( 0, this, TQT_SIGNAL(success()) );
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} else if ( state == smtpQuit && responseLine[0] == '2' ) {
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command = "QUIT";
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*t << "QUIT\r\n";
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// here, we just close.
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state = smtpClose;
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emit status( i18n( "Message sent" ) );
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} else if ( state == smtpClose ) {
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// we ignore it
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} else { // error occurred
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TQTimer::singleShot( 0, this, TQT_SLOT(emitError()) );
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state = smtpClose;
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}
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response = "";
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if ( state == smtpClose ) {
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delete t;
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t = 0;
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delete mSocket;
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mSocket = 0;
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TQTimer::singleShot( 0, this, TQT_SLOT(deleteMe()) );
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}
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}
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void Smtp::deleteMe()
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{
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delete this;
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}
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#include "smtp.moc"
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