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/*
messagebox.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 "messagebox.h"
#include "kleo/job.h"
#include <gpgmepp/signingresult.h>
#include <gpgmepp/encryptionresult.h>
#include <kfiledialog.h>
#include <kdialogbase.h>
#include <klocale.h>
#include <ksavefile.h>
#include <kguiitem.h>
#include <kdebug.h>
#include <tqtextedit.h>
#include <tqtextstream.h>
#include <tqvbox.h>
#include <tqapplication.h>
#include <tqstylesheet.h>
#include <gpg-error.h>
using namespace Kleo;
using namespace GpgME;
namespace {
static KGuiItem KGuiItem_save() {
return KGuiItem( i18n("&Save to Disk..."), "filesaveas" );
}
static KGuiItem KGuiItem_copy() {
return KGuiItem( i18n("&Copy to Clipboard"), "editcopy", i18n("Copy Audit Log to Clipboard") );
}
static KGuiItem KGuiItem_showAuditLog() {
return KGuiItem( i18n("&Show Audit Log") ); // "view_log"?
}
class AuditLogViewer : public KDialogBase {
// Q_OBJECT
public:
explicit AuditLogViewer( const TQString & log, TQWidget * parent=0, const char * name=0, WFlags f=0 )
: KDialogBase( parent, name, false, i18n("View GnuPG Audit Log"),
Close|User1|User2, Close, false, KGuiItem_save(), KGuiItem_copy() ),
m_log( /* sic */ ),
m_textEdit( new TQTextEdit( this, "m_textEdit" ) )
{
setWFlags( f );
setMainWidget( m_textEdit );
m_textEdit->setTextFormat( TQTextEdit::RichText );
m_textEdit->setReadOnly( true );
setAuditLog( log );
}
~AuditLogViewer() {}
void setAuditLog( const TQString & log ) {
if ( log == m_log )
return;
m_log = log;
m_textEdit->setText( "<qt>" + log + "</qt>" );
const TQRect rect = m_textEdit->paragraphRect( 0 );
kdDebug() << "setAuditLog: rect = " << rect << endl;
if ( !rect.isValid() )
return;
TQSize maxSize = tqApp->desktop()->screenGeometry( this ).size() * 2 / 3 ;
if ( !maxSize.isValid() )
maxSize = TQSize( 640, 480 );
m_textEdit->setMinimumSize( rect.size().boundedTo( maxSize ) );
}
private:
void slotUser1() {
const TQString fileName = KFileDialog::getSaveFileName( TQString(), TQString(),
this, i18n("Choose File to Save GnuPG Audit Log to") );
if ( fileName.isEmpty() )
return;
KSaveFile file( fileName );
if ( TQTextStream * const s = file.textStream() ) {
*s << "<html><head>";
if ( !caption().isEmpty() )
*s << "\n<title>" << /*TQt*/TQStyleSheet::escape( caption() ) << "</title>\n";
*s << "</head><body>\n"
<< m_log
<< "\n</body></html>" << endl;
file.close();
}
if ( const int err = file.status() )
KMessageBox::error( this, i18n("Couldn't save to file \"%1\": %2")
.arg( file.name(), TQString::fromLocal8Bit( strerror( err ) ) ),
i18n("File Save Error") );
}
void slotUser2() {
m_textEdit->selectAll();
m_textEdit->copy();
m_textEdit->selectAll( false );
}
private:
TQString m_log;
TQTextEdit * m_textEdit;
};
} // anon namespace
// static
void MessageBox::auditLog( TQWidget * parent, const Job * job, const TQString & caption ) {
if ( !job )
return;
if ( !GpgME::hasFeature( AuditLogFeature ) || !job->isAuditLogSupported() ) {
KMessageBox::information( parent, i18n("Your system does not have support for GnuPG Audit Logs"),
i18n("System Error") );
return;
}
const GpgME::Error err = job->auditLogError();
if ( err.code() != GPG_ERR_NO_DATA ) {
KMessageBox::information( parent, i18n("An error occurred while trying to retrieve the GnuPG Audit Log:\n%1")
.arg( TQString::fromLocal8Bit( err.asString() ) ),
i18n("GnuPG Audit Log Error") );
return;
}
const TQString log = job->auditLogAsHtml();
if ( log.isEmpty() ) {
KMessageBox::information( parent, i18n("No GnuPG Audit Log available for this operation."),
i18n("No GnuPG Audit Log") );
return;
}
auditLog( parent, log, caption );
}
// static
void MessageBox::auditLog( TQWidget * parent, const TQString & log, const TQString & caption ) {
AuditLogViewer * const alv = new AuditLogViewer( log, parent, "alv", TQt::WDestructiveClose );
alv->setCaption( caption );
alv->show();
}
// static
void MessageBox::auditLog( TQWidget * parent, const Job * job ) {
auditLog( parent, job, i18n("GnuPG Audit Log Viewer") );
}
// static
void MessageBox::auditLog( TQWidget * parent, const TQString & log ) {
auditLog( parent, log, i18n("GnuPG Audit Log Viewer") );
}
static TQString to_information_string( const SigningResult & result ) {
return result.error()
? i18n("Signing failed: %1").arg( TQString::fromLocal8Bit( result.error().asString() ) )
: i18n("Signing successful") ;
}
static TQString to_error_string( const SigningResult & result ) {
return to_information_string( result );
}
static TQString to_information_string( const EncryptionResult & result ) {
return result.error()
? i18n("Encryption failed: %1").arg( TQString::fromLocal8Bit( result.error().asString() ) )
: i18n("Encryption successful") ;
}
static TQString to_error_string( const EncryptionResult & result ) {
return to_information_string( result );
}
static TQString to_information_string( const SigningResult & sresult, const EncryptionResult & eresult ) {
return to_information_string( sresult ) + '\n' + to_information_string( eresult );
}
static TQString to_error_string( const SigningResult & sresult, const EncryptionResult & eresult ) {
return to_information_string( sresult, eresult );
}
// static
void MessageBox::information( TQWidget * parent, const SigningResult & result, const Job * job, int options ) {
information( parent, result, job, i18n("Signing Result"), options );
}
// static
void MessageBox::information( TQWidget * parent, const SigningResult & result, const Job * job, const TQString & caption, int options ) {
make( parent, TQMessageBox::Information, to_information_string( result ), job, caption, options );
}
// static
void MessageBox::error( TQWidget * parent, const SigningResult & result, const Job * job, int options ) {
error( parent, result, job, i18n("Signing Error"), options );
}
// static
void MessageBox::error( TQWidget * parent, const SigningResult & result, const Job * job, const TQString & caption, int options ) {
make( parent, TQMessageBox::Critical, to_error_string( result ), job, caption, options );
}
// static
void MessageBox::information( TQWidget * parent, const EncryptionResult & result, const Job * job, int options ) {
information( parent, result, job, i18n("Encryption Result"), options );
}
// static
void MessageBox::information( TQWidget * parent, const EncryptionResult & result, const Job * job, const TQString & caption, int options ) {
make( parent, TQMessageBox::Information, to_information_string( result ), job, caption, options );
}
// static
void MessageBox::error( TQWidget * parent, const EncryptionResult & result, const Job * job, int options ) {
error( parent, result, job, i18n("Encryption Error"), options );
}
// static
void MessageBox::error( TQWidget * parent, const EncryptionResult & result, const Job * job, const TQString & caption, int options ) {
make( parent, TQMessageBox::Critical, to_error_string( result ), job, caption, options );
}
// static
void MessageBox::information( TQWidget * parent, const SigningResult & sresult, const EncryptionResult & eresult, const Job * job, int options ) {
information( parent, sresult, eresult, job, i18n("Encryption Result"), options );
}
// static
void MessageBox::information( TQWidget * parent, const SigningResult & sresult, const EncryptionResult & eresult, const Job * job, const TQString & caption, int options ) {
make( parent, TQMessageBox::Information, to_information_string( sresult, eresult ), job, caption, options );
}
// static
void MessageBox::error( TQWidget * parent, const SigningResult & sresult, const EncryptionResult & eresult, const Job * job, int options ) {
error( parent, sresult, eresult, job, i18n("Encryption Error"), options );
}
// static
void MessageBox::error( TQWidget * parent, const SigningResult & sresult, const EncryptionResult & eresult, const Job * job, const TQString & caption, int options ) {
make( parent, TQMessageBox::Critical, to_error_string( sresult, eresult ), job, caption, options );
}
// static
bool MessageBox::showAuditLogButton( const Kleo::Job * job ) {
if ( !job ) {
kdDebug() << "not showing audit log button (no job instance)" << endl;
return false;
}
if ( !GpgME::hasFeature( GpgME::AuditLogFeature ) ) {
kdDebug() << "not showing audit log button (gpgme too old)" << endl;
return false;
}
if ( !job->isAuditLogSupported() ) {
kdDebug() << "not showing audit log button (not supported)" << endl;
return false;
}
if ( job->auditLogError().code() == GPG_ERR_NO_DATA ) {
kdDebug() << "not showing audit log button (GPG_ERR_NO_DATA)" << endl;
return false;
}
if ( !job->auditLogError() && job->auditLogAsHtml().isEmpty() ) {
kdDebug() << "not showing audit log button (success, but result empty)" << endl;
return false;
}
return true;
}
// static
void MessageBox::make( TQWidget * parent, TQMessageBox::Icon icon, const TQString & text, const Job * job, const TQString & caption, int options ) {
KDialogBase * dialog = showAuditLogButton( job )
? new KDialogBase( caption, KDialogBase::Yes | KDialogBase::No,
KDialogBase::Yes, KDialogBase::Yes,
parent, "error", true, true,
KStdGuiItem::ok(), KGuiItem_showAuditLog() )
: new KDialogBase( caption, KDialogBase::Yes,
KDialogBase::Yes, KDialogBase::Yes,
parent, "error", true, true,
KStdGuiItem::ok() ) ;
if ( options & KMessageBox::PlainCaption )
dialog->setPlainCaption( caption );
if ( KDialogBase::No == KMessageBox::createKMessageBox( dialog, icon, text, TQStringList(), TQString(), 0, options ) )
auditLog( 0, job );
}
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