Add mail transport jobs for sendmail and SMTP.

The sendmail job actually works, the SMTP job is still incomplete.

svn path=/trunk/KDE/kdepim/mailtransport/; revision=619047

CMakeLists.txt

@@ -6,9 +6,12 @@ set(mailtransport_lib_srcs
   transport.cpp
   transportcombobox.cpp
   transportconfigdialog.cpp
+  transportjob.cpp
   transportmanager.cpp
   transportmanagementwidget.cpp
   transporttypedialog.cpp
+  sendmailjob.cpp
+  smtpjob.cpp
 )
 
 kde4_automoc(${mailtransport_lib_srcs})

TODO

@@ -3,8 +3,9 @@ Mail Transport TODO
 
 General
 -------
-- use own namespace?
-- message sending job classes
+- use own namespace
+- compile with QT_NO_ASCII_CAST and without QT3_SUPPORT
+- fix license/copyright, some of the code is taken from KMail/KNode
 
 Migration
 ---------
@@ -17,6 +18,7 @@ TransportManager
 - deletetion of Transport objects during reload is a problem
   (create a copy for edit?)
 - load passwords if another instance opens the wallet
+- add job scheduler (see knode) for async wallet loading during sending
 
 TransportComboBox
 -----------------
@@ -31,3 +33,18 @@ TransportConfigDialog
 Transport
 ---------
 - fallback to config file password storage
+- use int for port number instead of QString
+
+TransportJob
+------------
+- use QByteArray for addresses instead of QString
+- Transport validity checking
+
+SendmailJob
+-----------
+- implement doKill()
+
+SMTPJob
+-------
+- complete start()
+- implement doKill()

sendmailjob.cpp

+/*
+    Copyright (c) 2007 Volker Krause <vkrause@kde.org>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#include "sendmailjob.h"
+#include "transport.h"
+
+#include <klocale.h>
+#include <kprocess.h>
+
+#include <qbuffer.h>
+
+using namespace KPIM;
+
+SendmailJob::SendmailJob(Transport * transport, QObject * parent) :
+    TransportJob( transport, parent )
+{
+  mProcess = new KProcess( this );
+  connect( mProcess, SIGNAL(processExited(KProcess*)), SLOT(sendmailExited()) );
+  connect( mProcess, SIGNAL(wroteStdin(KProcess*)), SLOT(wroteStdin()) );
+  connect( mProcess, SIGNAL(receivedStderr(KProcess*,char*,int)),
+           SLOT(receivedStdErr(KProcess*,char*,int)) );
+}
+
+void SendmailJob::start()
+{
+  *mProcess << transport()->host() << "-i" << "-f" << sender() << to() << cc() << bcc();
+  if ( !mProcess->start( KProcess::NotifyOnExit, KProcess::All ) ) {
+    setError( UserDefinedError );
+    setErrorText( i18n("Failed to execute mailer program %1", transport()->host()) );
+    emitResult();
+  }
+  wroteStdin();
+}
+
+void SendmailJob::sendmailExited()
+{
+  if ( !mProcess->normalExit() || !mProcess->exitStatus() == 0 ) {
+    setError( UserDefinedError );
+    setErrorText( i18n("Sendmail exited abnormally: %1", mLastError) );
+  }
+  emitResult();
+}
+
+void SendmailJob::wroteStdin()
+{
+  if ( buffer()->atEnd() ) {
+    mProcess->closeStdin();
+  } else {
+    QByteArray data = buffer()->read( 1024 );
+    mProcess->writeStdin( data.constData(), data.length() );
+  }
+}
+
+void SendmailJob::receivedStdErr(KProcess * proc, char * data, int len)
+{
+  Q_ASSERT( proc == mProcess );
+  kDebug() << k_funcinfo << endl;
+  mLastError += QString::fromLocal8Bit( data, len );
+}
+
+#include "sendmailjob.moc"

sendmailjob.h

+/*
+    Copyright (c) 2007 Volker Krause <vkrause@kde.org>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#ifndef KPIM_SENDMAILJOB_H
+#define KPIM_SENDMAILJOB_H
+
+#include <mailtransport/transportjob.h>
+
+class KProcess;
+
+namespace KPIM {
+
+/**
+  Mail transport job for sendmail.
+*/
+class MAILTRANSPORT_EXPORT SendmailJob : public TransportJob
+{
+  Q_OBJECT
+  public:
+    /**
+      Creates a SendmailJob.
+      @param transport The transport settings.
+      @param parent The parent object.
+    */
+    SendmailJob( Transport* transport, QObject* parent = 0 );
+
+    virtual void start();
+
+  private slots:
+    void sendmailExited();
+    void wroteStdin();
+    void receivedStdErr( KProcess *proc, char* data, int len );
+
+  private:
+    KProcess* mProcess;
+    QString mLastError;
+};
+
+}
+
+#endif

smtpjob.cpp

+/*
+    Copyright (c) 2007 Volker Krause <vkrause@kde.org>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#include "smtpjob.h"
+#include "transport.h"
+#include "mailtransport_defs.h"
+
+#include <klocale.h>
+#include <kurl.h>
+#include <kio/job.h>
+#include <kio/passdlg.h>
+
+#include <qbuffer.h>
+
+using namespace KPIM;
+
+SmtpJob::SmtpJob(Transport * transport, QObject * parent) :
+    TransportJob( transport, parent )
+{
+}
+
+void SmtpJob::start()
+{
+  QString query = "headers=0&from=";
+  query += KUrl::toPercentEncoding( sender() );
+
+  foreach ( QString str, to() )
+    query += "&to=" + KUrl::toPercentEncoding( str );
+  foreach ( QString str, cc() )
+    query += "&cc=" + KUrl::toPercentEncoding( str );
+  foreach ( QString str, bcc() )
+    query += "&bcc=" + KUrl::toPercentEncoding( str );
+
+  if ( transport()->specifyHostname() )
+    query += "&hostname=" + KUrl::toPercentEncoding( transport()->localHostname() );
+
+#warning Argh!
+//   if ( !kmkernel->msgSender()->sendQuotedPrintable() )
+//     query += "&body=8bit";
+
+  KUrl destination;
+
+  destination.setProtocol( (transport()->encryption() == Transport::EnumEncryption::SSL) ? SMTPS_PROTOCOL : SMTP_PROTOCOL );
+  destination.setHost( transport()->host() );
+  destination.setPort( transport()->port().toUShort() );
+
+  if ( transport()->requiresAuthentication() ) {
+    if( (transport()->userName().isEmpty() || transport()->password().isEmpty())
+         && transport()->authenticationType() != Transport::EnumAuthenticationType::GSSAPI )
+    {
+      QString user = transport()->userName();
+      QString passwd = transport()->password();
+      bool keep = transport()->storePassword();
+      int result;
+
+#warning yet another KMail specific thing
+//       KCursorSaver idle( KBusyPtr::idle() );
+      result = KIO::PasswordDialog::getNameAndPassword(
+          user, passwd, &keep,
+          i18n("You need to supply a username and a password to use this SMTP server."),
+          false, QString(), transport()->name(), QString() );
+
+      if ( result != QDialog::Accepted ) {
+        setError( KilledJobError );
+        emitResult();
+        return;
+      }
+      transport()->setUserName( user );
+      transport()->setPassword( passwd );
+      transport()->setStorePassword( keep );
+      transport()->writeConfig();
+    }
+    destination.setUser( transport()->userName() );
+    destination.setPass( transport()->password() );
+  }
+
+// TODO: from kmsender.cpp
+//   if (!mSlave || !mInProcess)
+//   {
+//     KIO::MetaData slaveConfig;
+//     slaveConfig.insert("tls", (ti->encryption == "TLS") ? "on" : "off");
+//     if (ti->auth) slaveConfig.insert("sasl", ti->authType);
+//     mSlave = KIO::Scheduler::getConnectedSlave(destination, slaveConfig);
+//   }
+//
+//   if (!mSlave)
+//   {
+//     abort();
+//     return false;
+//   }
+
+  // dotstuffing is now done by the slave (see setting of metadata)
+  if ( !data().isEmpty() )
+    // allow +5% for subsequent LF->CRLF and dotstuffing (an average
+    // over 2G-lines gives an average line length of 42-43):
+    query += "&size=" + QString::number( qRound( data().length() * 1.05 ) );
+
+  destination.setPath("/send");
+  destination.setQuery( query );
+  kDebug() << k_funcinfo << destination << endl;
+
+  KIO::Job *job = KIO::put( destination, -1, false, false, false );
+  Q_ASSERT( job );
+  job->addMetaData( "lf2crlf+dotstuff", "slave" );
+  connect( job, SIGNAL(dataReq(KIO::Job*,QByteArray&)), SLOT(dataRequest(KIO::Job*,QByteArray&)) );
+
+  addSubjob( job );
+  // TODO from kmsender.cpp
+/*  KIO::Scheduler::assignJobToSlave(mSlave, mJob);
+  connect(mJob, SIGNAL(result(KJob *)), this, SLOT(result(KJob *))); */
+}
+
+void SmtpJob::dataRequest(KIO::Job * job, QByteArray & data)
+{
+  Q_ASSERT( job );
+  if ( buffer()->atEnd() )
+    data.clear();
+  else
+    data = buffer()->read( 32*1024 );
+  // TODO: from kmsender.cpp
+//   mSender->emitProgressInfo( mMessageOffset );
+}
+
+#include "smtpjob.moc"

smtpjob.h

+/*
+    Copyright (c) 2007 Volker Krause <vkrause@kde.org>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#ifndef KPIM_SMTPJOB_H
+#define KPIM_SMTPJOB_H
+
+#include <mailtransport/transportjob.h>
+
+namespace KIO {
+class Job;
+}
+
+namespace KPIM {
+
+/**
+  Mail transport job for SMTP.
+*/
+class SmtpJob : public TransportJob
+{
+  Q_OBJECT
+  public:
+    /**
+      Creates a SendmailJob.
+      @param transport The transport settings.
+      @param parent The parent object.
+    */
+    SmtpJob( Transport* transport, QObject* parent = 0 );
+
+    virtual void start();
+
+  private slots:
+    void dataRequest( KIO::Job* job, QByteArray &data );
+};
+
+}
+
+#endif

tests/transportmgr.cpp

@@ -22,20 +22,34 @@
 #include <mailtransport/transportconfigdialog.h>
 #include <mailtransport/transportmanager.h>
 #include <mailtransport/transportmanagementwidget.h>
+#include <mailtransport/transportjob.h>
 
 #include <KApplication>
 #include <KCmdLineArgs>
+#include <KLineEdit>
 
 #include <QPushButton>
+#include <QTextEdit>
 
 using namespace KPIM;
 
 TransportMgr::TransportMgr()
 {
+  new TransportManagementWidget( this );
   mComboBox = new TransportComboBox( this );
   QPushButton *b = new QPushButton( "&Edit", this );
   connect( b, SIGNAL(clicked(bool)), SLOT(editBtnClicked()) );
-  new TransportManagementWidget( this );
+  mSenderEdit = new KLineEdit( this );
+  mSenderEdit->setClickMessage( "Sender" );
+  mToEdit = new KLineEdit( this );
+  mToEdit->setClickMessage( "To" );
+  mCcEdit = new KLineEdit( this );
+  mCcEdit->setClickMessage( "Cc" );
+  mBccEdit = new KLineEdit( this );
+  mBccEdit->setClickMessage( "Bcc" );
+  mMailEdit = new QTextEdit( this );
+  b = new QPushButton( "&Send", this );
+  connect( b, SIGNAL(clicked(bool)), SLOT(sendBtnClicked()) );
 }
 
 void TransportMgr::editBtnClicked()
@@ -45,6 +59,19 @@ void TransportMgr::editBtnClicked()
   delete t;
 }
 
+void TransportMgr::sendBtnClicked()
+{
+  TransportJob *job = TransportManager::self()->createTransportJob( mComboBox->currentTransportId() );
+  Q_ASSERT( job );
+  job->setSender( mSenderEdit->text() );
+  job->setTo( mToEdit->text().isEmpty() ? QStringList() : mToEdit->text().split(',') );
+  job->setCc( mCcEdit->text().isEmpty() ? QStringList() : mCcEdit->text().split(',') );
+  job->setBcc( mBccEdit->text().isEmpty() ? QStringList() : mBccEdit->text().split(',') );
+  job->setData( mMailEdit->document()->toPlainText().toLatin1() );
+  connect( job, SIGNAL(result(KJob*)), SLOT(jobResult(KJob*)) );
+  job->start();
+}
+
 int main( int argc, char** argv )
 {
   KCmdLineArgs::init(argc, argv, "transportmgr", "transportmgr", "Mail Transport Manager Demo", "0" );
@@ -54,5 +81,10 @@ int main( int argc, char** argv )
   app.exec();
 }
 
+void TransportMgr::jobResult( KJob* job )
+{
+  kDebug() << k_funcinfo << job->error() << job->errorText() << endl;
+}
+
 #include "transportmgr.moc"
 

tests/transportmgr.h

@@ -23,6 +23,10 @@
 #include <KVBox>
 #include <mailtransport/transportcombobox.h>
 
+class KJob;
+class KLineEdit;
+class QTextEdit;
+
 class TransportMgr : public KVBox
 {
   Q_OBJECT
@@ -30,11 +34,15 @@ class TransportMgr : public KVBox
   public:
     TransportMgr();
 
-  public slots:
+  private slots:
     void editBtnClicked();
+    void sendBtnClicked();
+    void jobResult( KJob* job );
 
   private:
     KPIM::TransportComboBox* mComboBox;
+    KLineEdit *mSenderEdit, *mToEdit, *mCcEdit, *mBccEdit;
+    QTextEdit *mMailEdit;
 };
 
 #endif

transportjob.cpp

+/*
+    Copyright (c) 2007 Volker Krause <vkrause@kde.org>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#include "transport.h"
+#include "transportjob.h"
+
+#include <qbuffer.h>
+
+using namespace KPIM;
+
+class KPIM::TransportJob::Private
+{
+  public:
+    Transport* transport;
+    QString sender;
+    QStringList to;
+    QStringList cc;
+    QStringList bcc;
+    QByteArray data;
+    QBuffer *buffer;
+};
+
+TransportJob::TransportJob( Transport* transport, QObject * parent ) :
+    KCompositeJob( parent ),
+    d( new Private )
+{
+  d->transport = transport;
+  d->buffer = 0;
+}
+
+void TransportJob::setSender(const QString & sender)
+{
+  d->sender = sender;
+}
+
+void TransportJob::setTo(const QStringList &to)
+{
+  d->to = to;
+}
+
+void TransportJob::setCc(const QStringList &cc)
+{
+  d->cc = cc;
+}
+
+void TransportJob::setBcc(const QStringList &bcc)
+{
+  d->bcc = bcc;
+}
+
+void TransportJob::setData(const QByteArray & data)
+{
+  d->data = data;
+}
+
+Transport* TransportJob::transport() const
+{
+  return d->transport;
+}
+
+QString TransportJob::sender() const
+{
+  return d->sender;
+}
+
+QStringList TransportJob::to() const
+{
+  return d->to;
+}
+
+QStringList TransportJob::cc() const
+{
+  return d->cc;
+}
+
+QStringList TransportJob::bcc() const
+{
+  return d->bcc;
+}
+
+QByteArray TransportJob::data() const
+{
+  return d->data;
+}
+
+QBuffer* TransportJob::buffer()
+{
+  if ( !d->buffer ) {
+    d->buffer = new QBuffer( this );
+    d->buffer->setData( d->data );
+    Q_ASSERT( d->buffer->open( QIODevice::ReadOnly ) );
+  }
+  return d->buffer;
+}

transportjob.h

+  /*
+    Copyright (c) 2007 Volker Krause <vkrause@kde.org>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#ifndef KPIM_TRANSPORTJOB_H
+#define KPIM_TRANSPORTJOB_H
+
+#include <mailtransport/mailtransport_export.h>
+#include <kcompositejob.h>
+#include <QStringList>
+
+class QBuffer;
+
+namespace KPIM {
+
+class Transport;
+
+/**
+  Abstract base class for all mail transport jobs.
+  This is a job that is supposed to send exactly one mail.
+*/
+class MAILTRANSPORT_EXPORT TransportJob : public KCompositeJob
+{
+  public:
+    /**
+      Creates a new mail transport job.
+      @param transport The transport configuration.
+      @param parent The parent object.
+    */
+    TransportJob( Transport* transport, QObject* parent = 0 );
+
+    /**
+      Sets the sender of the mail.
+<