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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit460c52653ab0dcca6f19a4f492ed2c5e4e963ab0 (patch)
tree67208f7c145782a7e90b123b982ca78d88cc2c87 /libkcal/calendarlocal.cpp
downloadtdepim-460c52653ab0dcca6f19a4f492ed2c5e4e963ab0.tar.gz
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Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'libkcal/calendarlocal.cpp')
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diff --git a/libkcal/calendarlocal.cpp b/libkcal/calendarlocal.cpp
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+/*
+ This file is part of libkcal.
+
+ Copyright (c) 1998 Preston Brown <pbrown@kde.org>
+ Copyright (c) 2001,2003,2004 Cornelius Schumacher <schumacher@kde.org>
+ Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+#include <qdatetime.h>
+#include <qstring.h>
+#include <qptrlist.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+
+#include "vcaldrag.h"
+#include "vcalformat.h"
+#include "icalformat.h"
+#include "exceptions.h"
+#include "incidence.h"
+#include "journal.h"
+#include "filestorage.h"
+
+#include "calendarlocal.h"
+
+using namespace KCal;
+
+CalendarLocal::CalendarLocal( const QString &timeZoneId )
+ : Calendar( timeZoneId ), mEvents( 47 )
+{
+ init();
+}
+
+void CalendarLocal::init()
+{
+ mDeletedIncidences.setAutoDelete( true );
+ mFileName = QString::null;
+}
+
+
+CalendarLocal::~CalendarLocal()
+{
+ close();
+}
+
+bool CalendarLocal::load( const QString &fileName, CalFormat *format )
+{
+ mFileName = fileName;
+ FileStorage storage( this, fileName, format );
+ return storage.load();
+}
+
+bool CalendarLocal::reload( const QString &tz )
+{
+ const QString filename = mFileName;
+ save();
+ close();
+ mFileName = filename;
+ setTimeZoneId( tz );
+ FileStorage storage( this, mFileName );
+ return storage.load();
+}
+
+bool CalendarLocal::save( const QString &fileName, CalFormat *format )
+{
+ // Save only if the calendar is either modified, or saved to a
+ // different file than it was loaded from
+ if ( mFileName != fileName || isModified() ) {
+ FileStorage storage( this, fileName, format );
+ return storage.save();
+ } else {
+ return true;
+ }
+}
+
+void CalendarLocal::close()
+{
+ setObserversEnabled( false );
+ mFileName = QString::null;
+
+ deleteAllEvents();
+ deleteAllTodos();
+ deleteAllJournals();
+
+ mDeletedIncidences.clear();
+ setModified( false );
+
+ setObserversEnabled( true );
+}
+
+
+bool CalendarLocal::addEvent( Event *event )
+{
+ insertEvent( event );
+
+ event->registerObserver( this );
+
+ setModified( true );
+
+ notifyIncidenceAdded( event );
+
+ return true;
+}
+
+bool CalendarLocal::deleteEvent( Event *event )
+{
+// kdDebug(5800) << "CalendarLocal::deleteEvent" << endl;
+
+ if ( mEvents.remove( event->uid() ) ) {
+ setModified( true );
+ notifyIncidenceDeleted( event );
+ mDeletedIncidences.append( event );
+ return true;
+ } else {
+ kdWarning() << "CalendarLocal::deleteEvent(): Event not found." << endl;
+ return false;
+ }
+}
+
+void CalendarLocal::deleteAllEvents()
+{
+ // kdDebug(5800) << "CalendarLocal::deleteAllEvents" << endl;
+ QDictIterator<Event> it( mEvents );
+ while( it.current() ) {
+ notifyIncidenceDeleted( it.current() );
+ ++it;
+ }
+
+ mEvents.setAutoDelete( true );
+ mEvents.clear();
+ mEvents.setAutoDelete( false );
+}
+
+Event *CalendarLocal::event( const QString &uid )
+{
+// kdDebug(5800) << "CalendarLocal::event(): " << uid << endl;
+ return mEvents[ uid ];
+}
+
+bool CalendarLocal::addTodo( Todo *todo )
+{
+ mTodoList.append( todo );
+
+ todo->registerObserver( this );
+
+ // Set up subtask relations
+ setupRelations( todo );
+
+ setModified( true );
+
+ notifyIncidenceAdded( todo );
+
+ return true;
+}
+
+bool CalendarLocal::deleteTodo( Todo *todo )
+{
+ // Handle orphaned children
+ removeRelations( todo );
+
+ if ( mTodoList.removeRef( todo ) ) {
+ setModified( true );
+ notifyIncidenceDeleted( todo );
+ mDeletedIncidences.append( todo );
+ return true;
+ } else {
+ kdWarning() << "CalendarLocal::deleteTodo(): Todo not found." << endl;
+ return false;
+ }
+}
+
+void CalendarLocal::deleteAllTodos()
+{
+ // kdDebug(5800) << "CalendarLocal::deleteAllTodos()\n";
+ Todo::List::ConstIterator it;
+ for( it = mTodoList.begin(); it != mTodoList.end(); ++it ) {
+ notifyIncidenceDeleted( *it );
+ }
+
+ mTodoList.setAutoDelete( true );
+ mTodoList.clearAll();
+ mTodoList.setAutoDelete( false );
+}
+
+Todo::List CalendarLocal::rawTodos( TodoSortField sortField,
+ SortDirection sortDirection )
+{
+ return sortTodos( &mTodoList, sortField, sortDirection );
+}
+
+Todo *CalendarLocal::todo( const QString &uid )
+{
+ Todo::List::ConstIterator it;
+ for ( it = mTodoList.begin(); it != mTodoList.end(); ++it ) {
+ if ( (*it)->uid() == uid ) return *it;
+ }
+
+ return 0;
+}
+
+Todo::List CalendarLocal::rawTodosForDate( const QDate &date )
+{
+ Todo::List todos;
+
+ Todo::List::ConstIterator it;
+ for ( it = mTodoList.begin(); it != mTodoList.end(); ++it ) {
+ Todo *todo = *it;
+ if ( todo->hasDueDate() && todo->dtDue().date() == date ) {
+ todos.append( todo );
+ }
+ }
+
+ return todos;
+}
+
+Alarm::List CalendarLocal::alarmsTo( const QDateTime &to )
+{
+ return alarms( QDateTime( QDate( 1900, 1, 1 ) ), to );
+}
+
+Alarm::List CalendarLocal::alarms( const QDateTime &from, const QDateTime &to )
+{
+// kdDebug(5800) << "CalendarLocal::alarms(" << from.toString() << " - "
+// << to.toString() << ")" << endl;
+
+ Alarm::List alarms;
+
+ EventDictIterator it( mEvents );
+ for( ; it.current(); ++it ) {
+ Event *e = *it;
+ if ( e->doesRecur() ) appendRecurringAlarms( alarms, e, from, to );
+ else appendAlarms( alarms, e, from, to );
+ }
+
+ Todo::List::ConstIterator it2;
+ for( it2 = mTodoList.begin(); it2 != mTodoList.end(); ++it2 ) {
+ if (! (*it2)->isCompleted() ) appendAlarms( alarms, *it2, from, to );
+ }
+
+ return alarms;
+}
+
+void CalendarLocal::appendAlarms( Alarm::List &alarms, Incidence *incidence,
+ const QDateTime &from, const QDateTime &to )
+{
+ QDateTime preTime = from.addSecs(-1);
+ Alarm::List::ConstIterator it;
+ for( it = incidence->alarms().begin(); it != incidence->alarms().end();
+ ++it ) {
+ if ( (*it)->enabled() ) {
+ QDateTime dt = (*it)->nextRepetition(preTime);
+ if ( dt.isValid() && dt <= to ) {
+ kdDebug(5800) << "CalendarLocal::appendAlarms() '"
+ << incidence->summary() << "': "
+ << dt.toString() << endl;
+ alarms.append( *it );
+ }
+ }
+ }
+}
+
+void CalendarLocal::appendRecurringAlarms( Alarm::List &alarms,
+ Incidence *incidence,
+ const QDateTime &from,
+ const QDateTime &to )
+{
+ QDateTime qdt;
+ int endOffset = 0;
+ bool endOffsetValid = false;
+ int period = from.secsTo(to);
+ Alarm::List::ConstIterator it;
+ for( it = incidence->alarms().begin(); it != incidence->alarms().end();
+ ++it ) {
+ Alarm *alarm = *it;
+ if ( alarm->enabled() ) {
+ if ( alarm->hasTime() ) {
+ // The alarm time is defined as an absolute date/time
+ qdt = alarm->nextRepetition( from.addSecs(-1) );
+ if ( !qdt.isValid() || qdt > to )
+ continue;
+ } else {
+ // The alarm time is defined by an offset from the event start or end time.
+ // Find the offset from the event start time, which is also used as the
+ // offset from the recurrence time.
+ int offset = 0;
+ if ( alarm->hasStartOffset() ) {
+ offset = alarm->startOffset().asSeconds();
+ } else if ( alarm->hasEndOffset() ) {
+ if ( !endOffsetValid ) {
+ endOffset = incidence->dtStart().secsTo( incidence->dtEnd() );
+ endOffsetValid = true;
+ }
+ offset = alarm->endOffset().asSeconds() + endOffset;
+ }
+
+ // Adjust the 'from' date/time and find the next recurrence at or after it
+ qdt = incidence->recurrence()->getNextDateTime( from.addSecs(-offset - 1) );
+ if ( !qdt.isValid()
+ || (qdt = qdt.addSecs( offset )) > to ) // remove the adjustment to get the alarm time
+ {
+ // The next recurrence is too late.
+ if ( !alarm->repeatCount() )
+ continue;
+ // The alarm has repetitions, so check whether repetitions of previous
+ // recurrences fall within the time period.
+ bool found = false;
+ qdt = from.addSecs( -offset );
+ while ( (qdt = incidence->recurrence()->getPreviousDateTime( qdt )).isValid() ) {
+ int toFrom = qdt.secsTo( from ) - offset;
+ if ( toFrom > alarm->duration() )
+ break; // this recurrence's last repetition is too early, so give up
+ // The last repetition of this recurrence is at or after 'from' time.
+ // Check if a repetition occurs between 'from' and 'to'.
+ int snooze = alarm->snoozeTime() * 60; // in seconds
+ if ( period >= snooze
+ || toFrom % snooze == 0
+ || (toFrom / snooze + 1) * snooze <= toFrom + period ) {
+ found = true;
+#ifndef NDEBUG
+ qdt = qdt.addSecs( offset + ((toFrom-1) / snooze + 1) * snooze ); // for debug output
+#endif
+ break;
+ }
+ }
+ if ( !found )
+ continue;
+ }
+ }
+ kdDebug(5800) << "CalendarLocal::appendAlarms() '" << incidence->summary()
+ << "': " << qdt.toString() << endl;
+ alarms.append( alarm );
+ }
+ }
+}
+
+
+void CalendarLocal::incidenceUpdated( IncidenceBase *incidence )
+{
+ incidence->setSyncStatusSilent( Event::SYNCMOD );
+ incidence->setLastModified( QDateTime::currentDateTime() );
+ // we should probably update the revision number here,
+ // or internally in the Event itself when certain things change.
+ // need to verify with ical documentation.
+
+ // The static_cast is ok as the CalendarLocal only observes Incidence objects
+ notifyIncidenceChanged( static_cast<Incidence *>( incidence ) );
+
+ setModified( true );
+}
+
+void CalendarLocal::insertEvent( Event *event )
+{
+ QString uid = event->uid();
+ if ( mEvents[ uid ] == 0 ) {
+ mEvents.insert( uid, event );
+ }
+#ifndef NDEBUG
+ else // if we already have an event with this UID, it has to be the same event,
+ // otherwise something's really broken
+ Q_ASSERT( mEvents[uid] == event );
+#endif
+}
+
+Event::List CalendarLocal::rawEventsForDate( const QDate &qd,
+ EventSortField sortField,
+ SortDirection sortDirection )
+{
+ Event::List eventList;
+
+ EventDictIterator it( mEvents );
+ for( ; it.current(); ++it ) {
+ Event *event = *it;
+
+ if ( event->doesRecur() ) {
+ if ( event->isMultiDay() ) {
+ int extraDays = event->dtStart().date().daysTo( event->dtEnd().date() );
+ int i;
+ for ( i = 0; i <= extraDays; i++ ) {
+ if ( event->recursOn( qd.addDays( -i ) ) ) {
+ eventList.append( event );
+ break;
+ }
+ }
+ } else {
+ if ( event->recursOn( qd ) )
+ eventList.append( event );
+ }
+ } else {
+ if ( event->dtStart().date() <= qd && event->dateEnd() >= qd ) {
+ eventList.append( event );
+ }
+ }
+ }
+
+ return sortEvents( &eventList, sortField, sortDirection );
+}
+
+Event::List CalendarLocal::rawEvents( const QDate &start, const QDate &end,
+ bool inclusive )
+{
+ Event::List eventList;
+ QDate yesterStart = start.addDays(-1);
+
+ // Get non-recurring events
+ EventDictIterator it( mEvents );
+ for( ; it.current(); ++it ) {
+ Event *event = *it;
+
+ QDate rStart = event->dtStart().date();
+ if (end < rStart) {
+// kdDebug(5800) << "Skipping event starting after TOI" << endl;
+ continue;
+ }
+ if ( inclusive && rStart < start) {
+// kdDebug(5800) << "Skipping event starting before TOI while inclusive" << endl;
+ continue;
+ }
+
+ if ( ! event->doesRecur() ) { // non-recurring events
+ QDate rEnd = event->dtEnd().date();
+ if (rEnd < start) {
+// kdDebug(5800) << "Skipping event ending before TOI" << endl;
+ continue;
+ }
+ if ( inclusive && end < rEnd ) {
+// kdDebug(5800) << "Skipping event ending after TOI while inclusive" << endl;
+ continue;
+ }
+ } else { // recurring events
+ switch ( event->recurrence()->duration() ) {
+ case -1: // infinite
+ if ( inclusive ) {
+// kdDebug(5800) << "Skipping infinite event because inclusive" << endl;
+ continue;
+ }
+ break;
+ case 0: // end date given
+ default: // count given
+ QDate rEnd = event->recurrence()->endDate();
+ if ( ! rEnd.isValid() ) {
+// kdDebug(5800) << "Skipping recurring event without occurences" << endl;
+ continue;
+ }
+ if ( rEnd < start ) {
+// kdDebug(5800) << "Skipping recurring event ending before TOI" << endl;
+ continue;
+ }
+ if ( inclusive && end < rEnd ) {
+// kdDebug(5800) << "Skipping recurring event ending after TOI while inclusive" << endl;
+ continue;
+ }
+ /* FIXME: too much conversion between QDate and QDateTime makes this useless:
+ * freebusy(end=QDateTime(day, "00:00:00")) ->
+ * rawEvents(end=QDate(day)) ->
+ * durationTo(QDateTime(day, "23:59:59"))
+ * so events repeating at the end day match and are included.
+ */
+#if 0
+ int durationBeforeStart = event->recurrence()->durationTo(yesterStart);
+ int durationUntilEnd = event->recurrence()->durationTo(end);
+ if (durationBeforeStart == durationUntilEnd) {
+ kdDebug(5800) << "Skipping recurring event without occurences in TOI" << endl;
+ continue;
+ }
+#endif
+ break;
+ } // switch(duration)
+ } // if(doesRecur)
+
+ eventList.append( event );
+ }
+
+ return eventList;
+}
+
+Event::List CalendarLocal::rawEventsForDate( const QDateTime &qdt )
+{
+ return rawEventsForDate( qdt.date() );
+}
+
+Event::List CalendarLocal::rawEvents( EventSortField sortField, SortDirection sortDirection )
+{
+ Event::List eventList;
+ EventDictIterator it( mEvents );
+ for( ; it.current(); ++it )
+ eventList.append( *it );
+ return sortEvents( &eventList, sortField, sortDirection );
+}
+
+bool CalendarLocal::addJournal(Journal *journal)
+{
+// if (journal->dtStart().isValid())
+// kdDebug(5800) << "Adding Journal on " << journal->dtStart().toString() << endl;
+// else
+// kdDebug(5800) << "Adding Journal without a DTSTART" << endl;
+
+ mJournalList.append(journal);
+
+ journal->registerObserver( this );
+
+ setModified( true );
+
+ notifyIncidenceAdded( journal );
+
+ return true;
+}
+
+bool CalendarLocal::deleteJournal( Journal *journal )
+{
+ if ( mJournalList.removeRef( journal ) ) {
+ setModified( true );
+ notifyIncidenceDeleted( journal );
+ mDeletedIncidences.append( journal );
+ return true;
+ } else {
+ kdWarning() << "CalendarLocal::deleteJournal(): Journal not found." << endl;
+ return false;
+ }
+}
+
+void CalendarLocal::deleteAllJournals()
+{
+ Journal::List::ConstIterator it;
+ for( it = mJournalList.begin(); it != mJournalList.end(); ++it ) {
+ notifyIncidenceDeleted( *it );
+ }
+
+ mJournalList.setAutoDelete( true );
+ mJournalList.clearAll();
+ mJournalList.setAutoDelete( false );
+}
+
+Journal *CalendarLocal::journal( const QString &uid )
+{
+ Journal::List::ConstIterator it;
+ for ( it = mJournalList.begin(); it != mJournalList.end(); ++it )
+ if ( (*it)->uid() == uid )
+ return *it;
+
+ return 0;
+}
+
+Journal::List CalendarLocal::rawJournals( JournalSortField sortField, SortDirection sortDirection )
+{
+ return sortJournals( &mJournalList, sortField, sortDirection );
+}
+
+Journal::List CalendarLocal::rawJournalsForDate( const QDate &date )
+{
+ Journal::List journals;
+
+ Journal::List::ConstIterator it;
+ for ( it = mJournalList.begin(); it != mJournalList.end(); ++it ) {
+ Journal *journal = *it;
+ if ( journal->dtStart().date() == date ) {
+ journals.append( journal );
+ }
+ }
+
+ return journals;
+}
+
+void CalendarLocal::setTimeZoneIdViewOnly( const QString& tz )
+{
+ const QString question( i18n("The timezone setting was changed. In order to display the calendar "
+ "you are looking at in the new timezone, it needs to be saved. Do you want to save the pending "
+ "changes or rather wait and apply the new timezone on the next reload?" ) );
+ int rc = KMessageBox::Yes;
+ if ( isModified() ) {
+ rc = KMessageBox::questionYesNo( 0, question,
+ i18n("Save before applying timezones?"),
+ KStdGuiItem::save(),
+ KGuiItem(i18n("Apply Timezone Change on Next Reload")),
+ "calendarLocalSaveBeforeTimezoneShift");
+ }
+ if ( rc == KMessageBox::Yes ) {
+ reload( tz );
+ }
+}