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/*
This file is part of KOrganizer.
Copyright (c) 2000,2001 Cornelius Schumacher <schumacher@kde.org>
Copyright (c) 2004 David Faure <faure@kde.org>
Copyright (C) 2004 Reinhold Kainhofer <reinhold@kainhofer.com>
This program 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.
This program 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.
As a special exception, permission is given to link this program
with any edition of Qt, and distribute the resulting executable,
without including the source code for Qt in the source distribution.
*/
#include "eventarchiver.h"
#include <kglobal.h>
#include <klocale.h>
#include <ktempfile.h>
#include <kio/netaccess.h>
#include <kglobal.h>
#include <libkcal/filestorage.h>
#include <libkcal/calendarlocal.h>
#include <libkcal/calendar.h>
#include <kmessagebox.h>
#include <kdebug.h>
#include "koprefs.h"
EventArchiver::EventArchiver( QObject* parent, const char* name )
: QObject( parent, name )
{
}
EventArchiver::~EventArchiver()
{
}
void EventArchiver::runOnce( Calendar* calendar, const QDate& limitDate, QWidget* widget )
{
run( calendar, limitDate, widget, true, true );
}
void EventArchiver::runAuto( Calendar* calendar, QWidget* widget, bool withGUI )
{
QDate limitDate( QDate::currentDate() );
int expiryTime = KOPrefs::instance()->mExpiryTime;
switch (KOPrefs::instance()->mExpiryUnit) {
case KOPrefs::UnitDays: // Days
limitDate = limitDate.addDays( -expiryTime );
break;
case KOPrefs::UnitWeeks: // Weeks
limitDate = limitDate.addDays( -expiryTime*7 );
break;
case KOPrefs::UnitMonths: // Months
limitDate = limitDate.addMonths( -expiryTime );
break;
default:
return;
}
run( calendar, limitDate, widget, withGUI, false );
}
void EventArchiver::run( Calendar* calendar, const QDate& limitDate, QWidget* widget, bool withGUI, bool errorIfNone )
{
// We need to use rawEvents, otherwise events hidden by filters will not be archived.
Incidence::List incidences;
Event::List events;
Todo::List todos;
Journal::List journals;
if ( KOPrefs::instance()->mArchiveEvents ) {
events = calendar->rawEvents(
QDate( 1769, 12, 1 ),
// #29555, also advertised by the "limitDate not included" in the class docu
limitDate.addDays( -1 ),
true );
}
if ( KOPrefs::instance()->mArchiveTodos ) {
Todo::List t = calendar->rawTodos();
Todo::List::ConstIterator it;
for( it = t.begin(); it != t.end(); ++it ) {
if ( (*it) && ( (*it)->isCompleted() ) && ( (*it)->completed().date() < limitDate ) ) {
todos.append( *it );
}
}
}
incidences = Calendar::mergeIncidenceList( events, todos, journals );
kdDebug(5850) << "EventArchiver: archiving incidences before " << limitDate << " -> " << incidences.count() << " incidences found." << endl;
if ( incidences.isEmpty() ) {
if ( withGUI && errorIfNone )
KMessageBox::information( widget, i18n("There are no items before %1")
.arg(KGlobal::locale()->formatDate(limitDate)),
"ArchiverNoIncidences" );
return;
}
switch ( KOPrefs::instance()->mArchiveAction ) {
case KOPrefs::actionDelete:
deleteIncidences( calendar, limitDate, widget, incidences, withGUI );
break;
case KOPrefs::actionArchive:
archiveIncidences( calendar, limitDate, widget, incidences, withGUI );
break;
}
}
void EventArchiver::deleteIncidences( Calendar* calendar, const QDate& limitDate, QWidget* widget, const Incidence::List& incidences, bool withGUI )
{
QStringList incidenceStrs;
Incidence::List::ConstIterator it;
for( it = incidences.begin(); it != incidences.end(); ++it ) {
incidenceStrs.append( (*it)->summary() );
}
if ( withGUI ) {
int result = KMessageBox::warningContinueCancelList(
widget, i18n("Delete all items before %1 without saving?\n"
"The following items will be deleted:")
.arg(KGlobal::locale()->formatDate(limitDate)), incidenceStrs,
i18n("Delete Old Items"),KStdGuiItem::del());
if (result != KMessageBox::Continue)
return;
}
for( it = incidences.begin(); it != incidences.end(); ++it ) {
calendar->deleteIncidence( *it );
}
emit eventsDeleted();
}
void EventArchiver::archiveIncidences( Calendar* calendar, const QDate& /*limitDate*/, QWidget* widget, const Incidence::List& incidences, bool /*withGUI*/)
{
FileStorage storage( calendar );
// Save current calendar to disk
KTempFile tmpFile;
tmpFile.setAutoDelete(true);
storage.setFileName( tmpFile.name() );
if ( !storage.save() ) {
kdDebug(5850) << "EventArchiver::archiveEvents(): Can't save calendar to temp file" << endl;
return;
}
// Duplicate current calendar by loading in new calendar object
CalendarLocal archiveCalendar( KOPrefs::instance()->mTimeZoneId );
FileStorage archiveStore( &archiveCalendar );
archiveStore.setFileName( tmpFile.name() );
if (!archiveStore.load()) {
kdDebug(5850) << "EventArchiver::archiveEvents(): Can't load calendar from temp file" << endl;
return;
}
// Strip active events from calendar so that only events to be archived
// remain. This is not really efficient, but there is no other easy way.
QStringList uids;
Incidence::List allIncidences = archiveCalendar.rawIncidences();
Incidence::List::ConstIterator it;
for( it = incidences.begin(); it != incidences.end(); ++it ) {
uids << (*it)->uid();
}
for( it = allIncidences.begin(); it != allIncidences.end(); ++it ) {
if ( !uids.contains( (*it)->uid() ) ) {
archiveCalendar.deleteIncidence( *it );
}
}
// Get or create the archive file
KURL archiveURL( KOPrefs::instance()->mArchiveFile );
QString archiveFile;
if ( KIO::NetAccess::exists( archiveURL, true, widget ) ) {
if( !KIO::NetAccess::download( archiveURL, archiveFile, widget ) ) {
kdDebug(5850) << "EventArchiver::archiveEvents(): Can't download archive file" << endl;
return;
}
// Merge with events to be archived.
archiveStore.setFileName( archiveFile );
if ( !archiveStore.load() ) {
kdDebug(5850) << "EventArchiver::archiveEvents(): Can't merge with archive file" << endl;
return;
}
} else {
archiveFile = tmpFile.name();
}
// Save archive calendar
if ( !archiveStore.save() ) {
KMessageBox::error(widget,i18n("Cannot write archive file %1.").arg( archiveStore.fileName() ));
return;
}
// Upload if necessary
KURL srcUrl;
srcUrl.setPath(archiveFile);
if (srcUrl != archiveURL) {
if ( !KIO::NetAccess::upload( archiveFile, archiveURL, widget ) ) {
KMessageBox::error(widget,i18n("Cannot write archive to final destination."));
return;
}
}
KIO::NetAccess::removeTempFile(archiveFile);
// Delete archived events from calendar
for( it = incidences.begin(); it != incidences.end(); ++it ) {
calendar->deleteIncidence( *it );
}
emit eventsDeleted();
}
#include "eventarchiver.moc"
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