1 files changed, 181 insertions, 0 deletions
diff --git a/kbugbuster/backend/smtp.cpp b/kbugbuster/backend/smtp.cpp
new file mode 100644
index 00000000..d54cafab
--- /dev/null
+++ b/kbugbuster/backend/smtp.cpp
@@ -0,0 +1,181 @@
+/****************************************************************************
+**
+** This file is a modified version of part of an example program for Qt.
+** This file may be used, distributed and modified without limitation.
+**
+** Don Sanders <sanders@kde.org>
+**
+*****************************************************************************/
+
+#include "smtp.h"
+
+#include <qtextstream.h>
+#include <qsocket.h>
+#include <qtimer.h>
+#include <kapplication.h>
+#include <kmessagebox.h>
+#include <klocale.h>
+
+Smtp::Smtp( const QString &from, const QStringList &to,
+	    const QString &aMessage,
+	    const QString &server,
+	    unsigned short int port )
+{
+    skipReadResponse = false;
+    mSocket = new QSocket( this );
+    connect ( mSocket, SIGNAL( readyRead() ),
+	      this, SLOT( readyRead() ) );
+    connect ( mSocket, SIGNAL( connected() ),
+	      this, SLOT( connected() ) );
+    connect ( mSocket, SIGNAL( error(int) ),
+	      this, SLOT( socketError(int) ) );
+
+    message = aMessage;
+    
+    this->from = from;
+    rcpt = to;
+    state = smtpInit;
+    command = "";
+
+    emit status( i18n( "Connecting to %1" ).arg( server ) );
+
+    mSocket->connectToHost( server, port );
+    t = new QTextStream( mSocket );
+    t->setEncoding(QTextStream::Latin1);
+}
+
+
+Smtp::~Smtp()
+{
+    if (t)
+	delete t;
+    if (mSocket)
+	delete mSocket;
+}
+
+
+void Smtp::send( const QString &from, const QStringList &to,
+	    const QString &aMessage )
+{
+    skipReadResponse = true;
+    message = aMessage;
+    this->from = from;
+    rcpt = to;
+
+    state = smtpMail;
+    command = "";
+    readyRead();
+}
+
+
+void Smtp::quit()
+{
+    skipReadResponse = true;
+    state = smtpQuit;
+    command = "";
+    readyRead();	
+}
+
+
+void Smtp::connected()
+{
+    emit status( i18n( "Connected to %1" ).arg( mSocket->peerName() ) );
+}
+
+void Smtp::socketError(int errorCode)
+{
+    command = "CONNECT";
+    switch ( errorCode ) {
+        case QSocket::ErrConnectionRefused:
+	    responseLine = i18n( "Connection refused." );
+	    break;
+        case QSocket::ErrHostNotFound:
+	    responseLine = i18n( "Host Not Found." );
+	    break;
+        case QSocket::ErrSocketRead:
+	    responseLine = i18n( "Error reading socket." );
+	    break;
+        default:
+	    responseLine = i18n( "Internal error, unrecognized error." );
+    }
+    QTimer::singleShot( 0, this, SLOT(emitError()) );
+}
+
+void Smtp::emitError() {
+    error( command, responseLine );
+}
+
+void Smtp::readyRead()
+{
+    if (!skipReadResponse) {
+	// SMTP is line-oriented
+	if ( !mSocket->canReadLine() )
+	    return;
+
+	do {
+	    responseLine = mSocket->readLine();
+	    response += responseLine;
+	} while( mSocket->canReadLine() && responseLine[3] != ' ' );
+    }
+    skipReadResponse = false;
+	
+    if ( state == smtpInit && responseLine[0] == '2' ) {
+	// banner was okay, let's go on
+	command = "HELO there";
+	*t << "HELO there\r\n";
+	state = smtpMail;
+    } else if ( state == smtpMail && responseLine[0] == '2' ) {
+	// HELO response was okay (well, it has to be)
+	command = "MAIL";
+	*t << "MAIL FROM: <" << from << ">\r\n";
+	state = smtpRcpt;
+    } else if ( state == smtpRcpt && responseLine[0] == '2' && (rcpt.begin() != rcpt.end())) {
+	command = "RCPT";
+	*t << "RCPT TO: <" << *(rcpt.begin()) << ">\r\n";
+	rcpt.remove( rcpt.begin() );
+	if (rcpt.begin() == rcpt.end())
+	    state = smtpData;
+    } else if ( state == smtpData && responseLine[0] == '2' ) {
+	command = "DATA";
+	*t << "DATA\r\n";
+	state = smtpBody;
+    } else if ( state == smtpBody && responseLine[0] == '3' ) {
+	command = "DATA";
+	QString seperator = "";
+	if (message[message.length() - 1] != '\n')
+	    seperator = "\r\n";
+	*t << message << seperator << ".\r\n";
+	state = smtpSuccess;
+    } else if ( state == smtpSuccess && responseLine[0] == '2' ) {
+	QTimer::singleShot( 0, this, SIGNAL(success()) );
+    } else if ( state == smtpQuit && responseLine[0] == '2' ) {
+	command = "QUIT";
+	*t << "QUIT\r\n";
+	// here, we just close.
+	state = smtpClose;
+	emit status( i18n( "Message sent" ) );
+    } else if ( state == smtpClose ) {
+	// we ignore it
+    } else { // error occurred
+	QTimer::singleShot( 0, this, SLOT(emitError()) );
+	state = smtpClose;
+    }
+
+    response = "";
+
+    if ( state == smtpClose ) {
+	delete t;
+	t = 0;
+	delete mSocket;
+	mSocket = 0;
+	QTimer::singleShot( 0, this, SLOT(deleteMe()) );
+    }
+}
+
+
+void Smtp::deleteMe()
+{
+    delete this;
+}
+
+#include "smtp.moc"