ksendemail/mailerservice.cpp

   1 /*
   2     This file is part of KSendEmail. Some of the code has been taken from KMail (kmkernel.cpp)
   3     and akonadi (control.h)
   4     Copyright (c) 2008 Pradeepto Bhattacharya <pradeepto@kde.org>
   5
   6     This library is free software; you can redistribute it and/or
   7     modify it under the terms of the GNU Library General Public
   8     License as published by the Free Software Foundation; either
   9     version 2 of the License, or (at your option) any later version.
  10
  11     This library is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14     Library General Public License for more details.
  15
  16     You should have received a copy of the GNU Library General Public License
  17     along with this library; see the file COPYING.LIB.  If not, write to
  18     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19     Boston, MA 02110-1301, USA.
  20 */
  21
  22 #include "mailerservice.h"
  23
  24 #include <QtCore/QObject>
  25 #include <QtDBus/QtDBus>
  26 #include <QtCore/QProcess>
  27
  28 #include <kdebug.h>
  29 #include <kdbusservicestarter.h>
  30 #include <kmessagebox.h>
  31 #include <kurl.h>
  32
  33 #include "kmailinterface.h"
  34
  35 MailerService::MailerService()
  36                 : mSuccess( false ), mEventLoop( 0 )
  37 {
  38   connect( QDBusConnection::sessionBus().interface(), SIGNAL( serviceOwnerChanged( QString, QString, QString ) ),
  39            SLOT( serviceOwnerChanged( QString, QString, QString ) ) );
  40   start();
  41 }
  42
  43 MailerService::~MailerService()
  44 {
  45
  46 }
  47
  48 bool MailerService::start()
  49 {
  50   if ( QDBusConnection::sessionBus().interface()->isServiceRegistered( "org.kde.kmail" ) || mEventLoop ) {
  51     mSuccess = true;
  52     return mSuccess;
  53   }
  54   //Check if Kontact is already running and if not ...
  55   int result = KDBusServiceStarter::self()->findServiceFor( "DBUS/Mailer", QString(),
  56                                                             &mError, &mDBusService );
  57   if ( result != 0 ) {
  58     // ... start Kontact
  59     result = KDBusServiceStarter::self()->startServiceFor( "DBUS/Mailer", QString(),
  60                                                            &mError, &mDBusService );
  61     if(  result != 0 ) {
  62       const bool ok = QProcess::startDetached( QLatin1String("kontact") );
  63       if ( !ok ) {
  64         kWarning() << "Error: unable to execute binary kontact";
  65         return false;
  66       }
  67     } else {
  68       return false;
  69     }
  70   }
  71
  72   mEventLoop = new QEventLoop( this );
  73   // safety timeout
  74   QTimer::singleShot( 10000, mEventLoop, SLOT(quit()) );
  75   mEventLoop->exec();
  76   mEventLoop->deleteLater();
  77   mEventLoop = 0;
  78
  79   if ( !mSuccess ) {
  80     kWarning() << "Could not start Mailer Service!";
  81   }
  82
  83   return mSuccess;
  84 }
  85
  86 void MailerService::serviceOwnerChanged( const QString & name, const QString & oldOwner, const QString & newOwner )
  87 {
  88   Q_UNUSED( oldOwner );
  89   if ( name == "org.kde.kmail" && !newOwner.isEmpty() && mEventLoop && mEventLoop->isRunning() ) {
  90      mEventLoop->quit();
  91      mSuccess = true;
  92   }
  93 }
  94
  95 void MailerService::processArgs( KCmdLineArgs *args )
  96 {
  97     QString to, cc, bcc, subj, body;
  98     QStringList customHeaders;
  99     KUrl messageFile;
 100     QStringList attachURLs;
 101     bool mailto = false;
 102     bool calledWithSession = false; // for ignoring '-session foo'
 103
 104     if (args->isSet("subject"))
 105     {
 106         subj = args->getOption("subject");
 107      // if kmail is called with 'kmail -session abc' then this doesn't mean
 108      // that the user wants to send a message with subject "ession" but
 109      // (most likely) that the user clicked on KMail's system tray applet
 110      // which results in KMKernel::raise() calling "kmail kmail newInstance"
 111      // via D-Bus which apparently executes the application with the original
 112      // command line arguments and those include "-session ..." if
 113      // kmail/kontact was restored by session management
 114         if ( subj == "ession" ) {
 115             subj.clear();
 116             calledWithSession = true;
 117         }
 118         else
 119             mailto = true;
 120     }
 121
 122     if (args->isSet("cc"))
 123     {
 124         mailto = true;
 125         cc = args->getOption("cc");
 126     }
 127
 128     if (args->isSet("bcc"))
 129     {
 130         mailto = true;
 131         bcc = args->getOption("bcc");
 132     }
 133
 134     if (args->isSet("msg"))
 135     {
 136         mailto = true;
 137         messageFile.setPath( args->getOption("msg") );
 138     }
 139
 140     if (args->isSet("body"))
 141     {
 142         mailto = true;
 143         body = args->getOption("body");
 144     }
 145
 146     const QStringList attachList = args->getOptionList("attach");
 147     if (!attachList.isEmpty())
 148     {
 149         mailto = true;
 150         for ( QStringList::ConstIterator it = attachList.constBegin() ; it != attachList.constEnd() ; ++it )
 151         {
 152             if ( !(*it).isEmpty() )
 153             {
 154               KUrl url( *it );
 155
 156               if ( url.protocol().isEmpty() )
 157               {
 158                 const QString newUrl =  QDir::currentPath () + QDir::separator () + url.fileName();
 159                 attachURLs.append( newUrl );
 160               }
 161               else
 162                 attachURLs.append( *it );
 163             }
 164         }
 165     }
 166
 167     customHeaders = args->getOptionList("header");
 168
 169     if (args->isSet("composer"))
 170         mailto = true;
 171
 172
 173     if ( !calledWithSession ) {
 174     // only read additional command line arguments if kmail/kontact is
 175     // not called with "-session foo"
 176         for(int i= 0; i < args->count(); i++)
 177         {
 178             if (args->arg(i).startsWith(QLatin1String("mailto:"), Qt::CaseInsensitive))
 179                 to += args->url(i).path() + ", ";
 180             else {
 181                 QString tmpArg = args->arg(i);
 182                 KUrl url( tmpArg );
 183                 if (url.isValid() && !url.protocol().isEmpty())
 184                     attachURLs.append( url.url() );
 185                 else
 186                     to += tmpArg + ", ";
 187             }
 188             mailto = true;
 189         }
 190         if ( !to.isEmpty() ) {
 191       // cut off the superfluous trailing ", "
 192             to.truncate( to.length() - 2 );
 193         }
 194     }
 195
 196     if ( !calledWithSession )
 197         args->clear();
 198
 199     if ( mSuccess ) {
 200      QDBusInterface kmailObj( "org.kde.kmail", "/KMail", "org.kde.kmail.kmail" );
 201
 202      QList<QVariant> messages;
 203      messages << to << cc << bcc << subj << body << false << messageFile.url() << attachURLs << customHeaders;
 204      QDBusReply<int> composerDbusPath = kmailObj.callWithArgumentList(QDBus::AutoDetect, "openComposer", messages);
 205
 206      if ( !composerDbusPath.isValid() ) {
 207       KMessageBox::error( 0, i18n( "Cannot connect to email service." ) );
 208      }
 209     } else {
 210       KMessageBox::error( 0, i18n( "Unable to find or start email service." ) );
 211     }
 212
 213 }
 214