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tdepim/certmanager/lib/backends/qgpgme/qgpgmerefreshkeysjob.cpp

211 lines
6.6 KiB

/*
qgpgmerefreshkeysjob.cpp
This file is part of libkleopatra, the KDE keymanagement library
Copyright (c) 2004 Klarälvdalens Datakonsult AB
Libkleopatra is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
Libkleopatra 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
In addition, as a special exception, the copyright holders give
permission to link the code of this program with any edition of
the TQt library by Trolltech AS, Norway (or with modified versions
of TQt that use the same license as TQt), and distribute linked
combinations including the two. You must obey the GNU General
Public License in all respects for all of the code used other than
TQt. If you modify this file, you may extend this exception to
your version of the file, but you are not obligated to do so. If
you do not wish to do so, delete this exception statement from
your version.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "qgpgmerefreshkeysjob.h"
#include "gnupgprocessbase.h"
#include "qgpgmeprogresstokenmapper.h"
#include <kdebug.h>
#include <gpgmepp/context.h>
#include <qgpgme/eventloopinteractor.h>
#include <tqstringlist.h>
#include <gpg-error.h>
#include <assert.h>
Kleo::QGpgMERefreshKeysJob::QGpgMERefreshKeysJob()
: RefreshKeysJob( QGpgME::EventLoopInteractor::instance(), "Kleo::QGpgMERefreshKeysJob" ),
mProcess( 0 ),
mError( 0 )
{
}
Kleo::QGpgMERefreshKeysJob::~QGpgMERefreshKeysJob() {
}
GpgME::Error Kleo::QGpgMERefreshKeysJob::start( const TQStringList & patterns ) {
assert( mPatternsToDo.empty() );
mPatternsToDo = patterns;
if ( mPatternsToDo.empty() )
mPatternsToDo.push_back( " " ); // empty list means all -> mae
// sure to fail the first
// startAProcess() guard clause
return startAProcess();
}
#if MAX_CMD_LENGTH < 65 + 128
#error MAX_CMD_LENGTH is too low
#endif
GpgME::Error Kleo::QGpgMERefreshKeysJob::startAProcess() {
if ( mPatternsToDo.empty() )
return 0;
// create and start gpgsm process:
mProcess = new GnuPGProcessBase( this, "gpgsm -k --with-validation --force-crl-refresh --enable-crl-checks" );
// FIXME: obbtain the path to gpgsm from gpgme, so we use the same instance.
*mProcess << "gpgsm" << "-k" << "--with-validation" << "--force-crl-refresh"
<< "--enable-crl-checks";
unsigned int commandLineLength = MAX_CMD_LENGTH;
commandLineLength -=
strlen("gpgsm") + 1 + strlen("-k") + 1 +
strlen("--with-validation") + 1 + strlen("--force-crl-refresh") + 1 +
strlen("--enable-crl-checks") + 1;
while ( !mPatternsToDo.empty() ) {
const TQCString pat = mPatternsToDo.front().utf8().stripWhiteSpace();
const unsigned int patLength = pat.length();
if ( patLength >= commandLineLength )
break;
mPatternsToDo.pop_front();
if ( pat.isEmpty() )
continue;
*mProcess << pat;
commandLineLength -= patLength + 1;
}
mProcess->setUsetStatusFD( true );
connect( mProcess, TQT_SIGNAL(processExited(TDEProcess*)),
TQT_SLOT(slotProcessExited(TDEProcess*)) );
connect( mProcess, TQT_SIGNAL(receivedStderr(TDEProcess*,char*,int)),
TQT_SLOT(slotStderr(TDEProcess*,char*,int)) );
connect( mProcess, TQT_SIGNAL(status(Kleo::GnuPGProcessBase*,const TQString&,const TQStringList&)),
TQT_SLOT(slotStatus(Kleo::GnuPGProcessBase*,const TQString&,const TQStringList&)) );
if ( !mProcess->start( TDEProcess::NotifyOnExit, TDEProcess::Stderr ) ) {
mError = gpg_err_make( GPG_ERR_SOURCE_GPGSM, GPG_ERR_ENOENT ); // what else?
deleteLater();
return mError;
} else
return 0;
}
void Kleo::QGpgMERefreshKeysJob::slotCancel() {
if ( mProcess )
mProcess->kill();
mProcess = 0;
mError = gpg_err_make( GPG_ERR_SOURCE_GPGSM, GPG_ERR_CANCELED );
}
void Kleo::QGpgMERefreshKeysJob::slotStatus( GnuPGProcessBase * proc, const TQString & type, const TQStringList & args ) {
if ( proc != mProcess )
return;
TQStringList::const_iterator it = args.begin();
bool ok = false;
if ( type == "ERROR" ) {
if ( args.size() < 2 ) {
kdDebug( 5150 ) << "Kleo::QGpgMERefreshKeysJob::slotStatus() not recognising ERROR with < 2 args!" << endl;
return;
}
const int source = (*++it).toInt( &ok );
if ( !ok ) {
kdDebug( 5150 ) << "Kleo::QGpgMERefreshKeysJob::slotStatus() expected number for first ERROR arg, got something else" << endl;
return;
}
ok = false;
const int code = (*++it).toInt( &ok );
if ( !ok ) {
kdDebug( 5150 ) << "Kleo::QGpgMERefreshKeysJob::slotStatus() expected number for second ERROR arg, got something else" << endl;
return;
}
mError = gpg_err_make( (gpg_err_source_t)source, (gpg_err_code_t)code );
} else if ( type == "PROGRESS" ) {
if ( args.size() < 4 ) {
kdDebug( 5150 ) << "Kleo::QGpgMERefreshKeysJob::slotStatus() not recognising PROGRESS with < 4 args!" << endl;
return;
}
const TQString what = *++it;
++it; // don't use "type"...
const int cur = (*++it).toInt( &ok );
if ( !ok ) {
kdDebug( 5150 ) << "Kleo::QGpgMERefreshKeysJob::slotStatus() expected number for \"cur\", got something else" << endl;
return;
}
ok = false;
const int total = (*++it).toInt( &ok );
if ( !ok ) {
kdDebug( 5150 ) << "Kleo::QGpgMERefreshKeysJob::slotStatus() expected number for \"total\", got something else" << endl;
return;
}
emit progress( QGpgMEProgressTokenMapper::instance()->map( what, 0, cur, total ), cur, total );
}
}
void Kleo::QGpgMERefreshKeysJob::slotStderr( TDEProcess *, char *, int ) {
// implement? or not?
}
void Kleo::QGpgMERefreshKeysJob::slotProcessExited( TDEProcess * proc ) {
if ( proc != mProcess )
return;
if ( !mError && !mPatternsToDo.empty() ) {
if ( const GpgME::Error err = startAProcess() ) {
mError = err;
}
else {
return;
}
}
emit done();
if ( !mError &&
( !mProcess->normalExit() || mProcess->exitStatus() != 0 ) )
mError = gpg_err_make( GPG_ERR_SOURCE_GPGSM, GPG_ERR_GENERAL );
emit result( mError );
deleteLater();
}
#include "qgpgmerefreshkeysjob.moc"