certmanager/lib

qgpgmesignencryptjob.cpp
00001 /*
00002     qgpgmesignencryptjob.cpp
00003 
00004     This file is part of libkleopatra, the KDE keymanagement library
00005     Copyright (c) 2004 Klarälvdalens Datakonsult AB
00006 
00007     Libkleopatra is free software; you can redistribute it and/or
00008     modify it under the terms of the GNU General Public License as
00009     published by the Free Software Foundation; either version 2 of the
00010     License, or (at your option) any later version.
00011 
00012     Libkleopatra is distributed in the hope that it will be useful,
00013     but WITHOUT ANY WARRANTY; without even the implied warranty of
00014     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015     General Public License for more details.
00016 
00017     You should have received a copy of the GNU General Public License
00018     along with this program; if not, write to the Free Software
00019     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00020 
00021     In addition, as a special exception, the copyright holders give
00022     permission to link the code of this program with any edition of
00023     the TQt library by Trolltech AS, Norway (or with modified versions
00024     of TQt that use the same license as TQt), and distribute linked
00025     combinations including the two.  You must obey the GNU General
00026     Public License in all respects for all of the code used other than
00027     TQt.  If you modify this file, you may extend this exception to
00028     your version of the file, but you are not obligated to do so.  If
00029     you do not wish to do so, delete this exception statement from
00030     your version.
00031 */
00032 
00033 #ifdef HAVE_CONFIG_H
00034 #include <config.h>
00035 #endif
00036 
00037 #include "qgpgmesignencryptjob.h"
00038 
00039 #include "ui/messagebox.h"
00040 
00041 #include <qgpgme/eventloopinteractor.h>
00042 #include <qgpgme/dataprovider.h>
00043 
00044 #include <gpgmepp/context.h>
00045 #include <gpgmepp/data.h>
00046 #include <gpgmepp/key.h>
00047 
00048 #include <klocale.h>
00049 
00050 #include <assert.h>
00051 
00052 Kleo::QGpgMESignEncryptJob::QGpgMESignEncryptJob( GpgME::Context * context )
00053   : SignEncryptJob( QGpgME::EventLoopInteractor::instance(), "Kleo::QGpgMESignEncryptJob" ),
00054     QGpgMEJob( this, context )
00055 {
00056   assert( context );
00057 }
00058 
00059 Kleo::QGpgMESignEncryptJob::~QGpgMESignEncryptJob() {
00060 }
00061 
00062 GpgME::Error Kleo::QGpgMESignEncryptJob::setup( const std::vector<GpgME::Key> & signers,
00063                         const TQByteArray & plainText ) {
00064   assert( !mInData );
00065   assert( !mOutData );
00066 
00067   createInData( plainText );
00068   createOutData();
00069 
00070   return setSigningKeys( signers );
00071 }
00072 
00073 GpgME::Error Kleo::QGpgMESignEncryptJob::start( const std::vector<GpgME::Key> & signers,
00074                         const std::vector<GpgME::Key> & recipients,
00075                         const TQByteArray & plainText, bool alwaysTrust ) {
00076   if ( const GpgME::Error error = setup( signers, plainText ) ) {
00077     deleteLater();
00078     return error;
00079   }
00080 
00081   hookupContextToEventLoopInteractor();
00082 
00083   const GpgME::Context::EncryptionFlags flags =
00084     alwaysTrust ? GpgME::Context::AlwaysTrust : GpgME::Context::None ;
00085   const GpgME::Error err = mCtx->startCombinedSigningAndEncryption( recipients, *mInData, *mOutData, flags );
00086                           
00087   if ( err )
00088     deleteLater();
00089   mResult.first = GpgME::SigningResult( err );
00090   mResult.second = GpgME::EncryptionResult( err );
00091   return err;
00092 }
00093 
00094 std::pair<GpgME::SigningResult,GpgME::EncryptionResult>
00095 Kleo::QGpgMESignEncryptJob::exec( const std::vector<GpgME::Key> & signers,
00096                   const std::vector<GpgME::Key> & recipients,
00097                   const TQByteArray & plainText, bool alwaysTrust,
00098                   TQByteArray & cipherText ) {
00099   if ( GpgME::Error err = setup( signers, plainText ) )
00100     return std::make_pair( GpgME::SigningResult( 0, err ), GpgME::EncryptionResult() );
00101   const GpgME::Context::EncryptionFlags flags =
00102     alwaysTrust ? GpgME::Context::AlwaysTrust : GpgME::Context::None ;
00103   mResult = mCtx->signAndEncrypt( recipients, *mInData, *mOutData, flags );
00104   cipherText = mOutDataDataProvider->data();
00105   getAuditLog();
00106   return mResult;
00107 }
00108 
00109 void Kleo::QGpgMESignEncryptJob::doOperationDoneEvent( const GpgME::Error & ) {
00110   mResult.first = mCtx->signingResult();
00111   mResult.second = mCtx->encryptionResult();
00112   const TQByteArray cipherText = mOutDataDataProvider->data();
00113   getAuditLog();
00114   emit result( mResult.first, mResult.second, cipherText );
00115 }
00116 
00117 void Kleo::QGpgMESignEncryptJob::showErrorDialog( TQWidget * parent, const TQString & caption ) const {
00118     if ( (mResult.first.error()  && !mResult.first.error().isCanceled()) ||
00119          (mResult.second.error() && !mResult.second.error().isCanceled()) )
00120         Kleo::MessageBox::error( parent, mResult.first, mResult.second, this, caption );
00121 }
00122 
00123 #include "qgpgmesignencryptjob.moc"