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325 lines
12 KiB
325 lines
12 KiB
/*
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messagebox.cpp
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This file is part of libkleopatra, the KDE keymanagement library
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Copyright (c) 2004 Klarälvdalens Datakonsult AB
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Libkleopatra is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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Libkleopatra is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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In addition, as a special exception, the copyright holders give
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permission to link the code of this program with any edition of
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the Qt library by Trolltech AS, Norway (or with modified versions
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of Qt that use the same license as Qt), and distribute linked
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combinations including the two. You must obey the GNU General
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Public License in all respects for all of the code used other than
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Qt. If you modify this file, you may extend this exception to
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your version of the file, but you are not obligated to do so. If
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you do not wish to do so, delete this exception statement from
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your version.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "messagebox.h"
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#include "kleo/job.h"
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#include <gpgmepp/signingresult.h>
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#include <gpgmepp/encryptionresult.h>
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#include <kfiledialog.h>
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#include <kdialogbase.h>
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#include <klocale.h>
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#include <ksavefile.h>
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#include <kguiitem.h>
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#include <kdebug.h>
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#include <tqtextedit.h>
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#include <tqtextstream.h>
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#include <tqvbox.h>
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#include <tqapplication.h>
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#include <tqstylesheet.h>
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#include <gpg-error.h>
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using namespace Kleo;
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using namespace GpgME;
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namespace {
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static KGuiItem KGuiItem_save() {
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return KGuiItem( i18n("&Save to Disk..."), "filesaveas" );
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}
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static KGuiItem KGuiItem_copy() {
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return KGuiItem( i18n("&Copy to Clipboard"), "editcopy", i18n("Copy Audit Log to Clipboard") );
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}
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static KGuiItem KGuiItem_showAuditLog() {
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return KGuiItem( i18n("&Show Audit Log") ); // "view_log"?
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}
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class AuditLogViewer : public KDialogBase {
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// Q_OBJECT
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public:
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explicit AuditLogViewer( const TQString & log, TQWidget * parent=0, const char * name=0, WFlags f=0 )
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: KDialogBase( parent, name, false, i18n("View GnuPG Audit Log"),
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Close|User1|User2, Close, false, KGuiItem_save(), KGuiItem_copy() ),
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m_log( /* sic */ ),
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m_textEdit( new TQTextEdit( this, "m_textEdit" ) )
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{
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setWFlags( f );
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setMainWidget( m_textEdit );
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m_textEdit->setTextFormat( TQTextEdit::RichText );
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m_textEdit->setReadOnly( true );
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setAuditLog( log );
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}
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~AuditLogViewer() {}
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void setAuditLog( const TQString & log ) {
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if ( log == m_log )
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return;
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m_log = log;
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m_textEdit->setText( "<qt>" + log + "</qt>" );
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const TQRect rect = m_textEdit->paragraphRect( 0 );
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kdDebug() << "setAuditLog: rect = " << rect << endl;
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if ( !rect.isValid() )
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return;
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TQSize maxSize = tqApp->desktop()->screenGeometry( this ).size() * 2 / 3 ;
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if ( !maxSize.isValid() )
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maxSize = TQSize( 640, 480 );
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m_textEdit->setMinimumSize( rect.size().boundedTo( maxSize ) );
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}
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private:
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void slotUser1() {
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const TQString fileName = KFileDialog::getSaveFileName( TQString(), TQString(),
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this, i18n("Choose File to Save GnuPG Audit Log to") );
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if ( fileName.isEmpty() )
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return;
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KSaveFile file( fileName );
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if ( TQTextStream * const s = file.textStream() ) {
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*s << "<html><head>";
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if ( !caption().isEmpty() )
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*s << "\n<title>" << /*TQt*/TQStyleSheet::escape( caption() ) << "</title>\n";
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*s << "</head><body>\n"
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<< m_log
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<< "\n</body></html>" << endl;
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file.close();
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}
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if ( const int err = file.status() )
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KMessageBox::error( this, i18n("Couldn't save to file \"%1\": %2")
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.arg( file.name(), TQString::fromLocal8Bit( strerror( err ) ) ),
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i18n("File Save Error") );
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}
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void slotUser2() {
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m_textEdit->selectAll();
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m_textEdit->copy();
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m_textEdit->selectAll( false );
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}
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private:
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TQString m_log;
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TQTextEdit * m_textEdit;
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};
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} // anon namespace
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// static
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void MessageBox::auditLog( TQWidget * parent, const Job * job, const TQString & caption ) {
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if ( !job )
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return;
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if ( !GpgME::hasFeature( AuditLogFeature ) || !job->isAuditLogSupported() ) {
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KMessageBox::information( parent, i18n("Your system does not have support for GnuPG Audit Logs"),
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i18n("System Error") );
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return;
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}
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const GpgME::Error err = job->auditLogError();
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if ( err.code() != GPG_ERR_NO_DATA ) {
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KMessageBox::information( parent, i18n("An error occurred while trying to retrieve the GnuPG Audit Log:\n%1")
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.arg( TQString::fromLocal8Bit( err.asString() ) ),
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i18n("GnuPG Audit Log Error") );
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return;
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}
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const TQString log = job->auditLogAsHtml();
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if ( log.isEmpty() ) {
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KMessageBox::information( parent, i18n("No GnuPG Audit Log available for this operation."),
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i18n("No GnuPG Audit Log") );
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return;
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}
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auditLog( parent, log, caption );
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}
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// static
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void MessageBox::auditLog( TQWidget * parent, const TQString & log, const TQString & caption ) {
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AuditLogViewer * const alv = new AuditLogViewer( log, parent, "alv", Qt::WDestructiveClose );
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alv->setCaption( caption );
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alv->show();
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}
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// static
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void MessageBox::auditLog( TQWidget * parent, const Job * job ) {
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auditLog( parent, job, i18n("GnuPG Audit Log Viewer") );
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}
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// static
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void MessageBox::auditLog( TQWidget * parent, const TQString & log ) {
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auditLog( parent, log, i18n("GnuPG Audit Log Viewer") );
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}
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static TQString to_information_string( const SigningResult & result ) {
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return result.error()
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? i18n("Signing failed: %1").arg( TQString::fromLocal8Bit( result.error().asString() ) )
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: i18n("Signing successful") ;
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}
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static TQString to_error_string( const SigningResult & result ) {
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return to_information_string( result );
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}
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static TQString to_information_string( const EncryptionResult & result ) {
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return result.error()
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? i18n("Encryption failed: %1").arg( TQString::fromLocal8Bit( result.error().asString() ) )
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: i18n("Encryption successful") ;
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}
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static TQString to_error_string( const EncryptionResult & result ) {
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return to_information_string( result );
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}
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static TQString to_information_string( const SigningResult & sresult, const EncryptionResult & eresult ) {
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return to_information_string( sresult ) + '\n' + to_information_string( eresult );
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}
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static TQString to_error_string( const SigningResult & sresult, const EncryptionResult & eresult ) {
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return to_information_string( sresult, eresult );
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}
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// static
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void MessageBox::information( TQWidget * parent, const SigningResult & result, const Job * job, int options ) {
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information( parent, result, job, i18n("Signing Result"), options );
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}
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// static
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void MessageBox::information( TQWidget * parent, const SigningResult & result, const Job * job, const TQString & caption, int options ) {
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make( parent, TQMessageBox::Information, to_information_string( result ), job, caption, options );
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}
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// static
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void MessageBox::error( TQWidget * parent, const SigningResult & result, const Job * job, int options ) {
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error( parent, result, job, i18n("Signing Error"), options );
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}
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// static
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void MessageBox::error( TQWidget * parent, const SigningResult & result, const Job * job, const TQString & caption, int options ) {
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make( parent, TQMessageBox::Critical, to_error_string( result ), job, caption, options );
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}
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// static
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void MessageBox::information( TQWidget * parent, const EncryptionResult & result, const Job * job, int options ) {
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information( parent, result, job, i18n("Encryption Result"), options );
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}
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// static
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void MessageBox::information( TQWidget * parent, const EncryptionResult & result, const Job * job, const TQString & caption, int options ) {
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make( parent, TQMessageBox::Information, to_information_string( result ), job, caption, options );
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}
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// static
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void MessageBox::error( TQWidget * parent, const EncryptionResult & result, const Job * job, int options ) {
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error( parent, result, job, i18n("Encryption Error"), options );
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}
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// static
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void MessageBox::error( TQWidget * parent, const EncryptionResult & result, const Job * job, const TQString & caption, int options ) {
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make( parent, TQMessageBox::Critical, to_error_string( result ), job, caption, options );
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}
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// static
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void MessageBox::information( TQWidget * parent, const SigningResult & sresult, const EncryptionResult & eresult, const Job * job, int options ) {
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information( parent, sresult, eresult, job, i18n("Encryption Result"), options );
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}
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// static
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void MessageBox::information( TQWidget * parent, const SigningResult & sresult, const EncryptionResult & eresult, const Job * job, const TQString & caption, int options ) {
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make( parent, TQMessageBox::Information, to_information_string( sresult, eresult ), job, caption, options );
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}
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// static
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void MessageBox::error( TQWidget * parent, const SigningResult & sresult, const EncryptionResult & eresult, const Job * job, int options ) {
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error( parent, sresult, eresult, job, i18n("Encryption Error"), options );
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}
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// static
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void MessageBox::error( TQWidget * parent, const SigningResult & sresult, const EncryptionResult & eresult, const Job * job, const TQString & caption, int options ) {
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make( parent, TQMessageBox::Critical, to_error_string( sresult, eresult ), job, caption, options );
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}
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// static
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bool MessageBox::showAuditLogButton( const Kleo::Job * job ) {
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if ( !job ) {
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kdDebug() << "not showing audit log button (no job instance)" << endl;
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return false;
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}
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if ( !GpgME::hasFeature( GpgME::AuditLogFeature ) ) {
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kdDebug() << "not showing audit log button (gpgme too old)" << endl;
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return false;
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}
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if ( !job->isAuditLogSupported() ) {
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kdDebug() << "not showing audit log button (not supported)" << endl;
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return false;
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}
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if ( job->auditLogError().code() == GPG_ERR_NO_DATA ) {
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kdDebug() << "not showing audit log button (GPG_ERR_NO_DATA)" << endl;
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return false;
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}
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if ( !job->auditLogError() && job->auditLogAsHtml().isEmpty() ) {
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kdDebug() << "not showing audit log button (success, but result empty)" << endl;
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return false;
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}
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return true;
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}
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// static
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void MessageBox::make( TQWidget * parent, TQMessageBox::Icon icon, const TQString & text, const Job * job, const TQString & caption, int options ) {
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KDialogBase * dialog = showAuditLogButton( job )
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? new KDialogBase( caption, KDialogBase::Yes | KDialogBase::No,
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KDialogBase::Yes, KDialogBase::Yes,
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parent, "error", true, true,
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KStdGuiItem::ok(), KGuiItem_showAuditLog() )
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: new KDialogBase( caption, KDialogBase::Yes,
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KDialogBase::Yes, KDialogBase::Yes,
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parent, "error", true, true,
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KStdGuiItem::ok() ) ;
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if ( options & KMessageBox::PlainCaption )
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dialog->setPlainCaption( caption );
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if ( KDialogBase::No == KMessageBox::createKMessageBox( dialog, icon, text, TQStringList(), TQString::null, 0, options ) )
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auditLog( 0, job );
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}
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