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00024 #include <qdatetime.h>
00025 #include <qstring.h>
00026 #include <qptrlist.h>
00027
00028 #include <kdebug.h>
00029 #include <klocale.h>
00030 #include <kmessagebox.h>
00031
00032 #include "vcaldrag.h"
00033 #include "vcalformat.h"
00034 #include "icalformat.h"
00035 #include "exceptions.h"
00036 #include "incidence.h"
00037 #include "journal.h"
00038 #include "filestorage.h"
00039
00040 #include "calendarlocal.h"
00041
00042 using namespace KCal;
00043
00044 CalendarLocal::CalendarLocal( const QString &timeZoneId )
00045 : Calendar( timeZoneId ), mEvents( 47 )
00046 {
00047 init();
00048 }
00049
00050 void CalendarLocal::init()
00051 {
00052 mDeletedIncidences.setAutoDelete( true );
00053 mFileName = QString::null;
00054 }
00055
00056
00057 CalendarLocal::~CalendarLocal()
00058 {
00059 close();
00060 }
00061
00062 bool CalendarLocal::load( const QString &fileName, CalFormat *format )
00063 {
00064 mFileName = fileName;
00065 FileStorage storage( this, fileName, format );
00066 return storage.load();
00067 }
00068
00069 bool CalendarLocal::reload( const QString &tz )
00070 {
00071 const QString filename = mFileName;
00072 save();
00073 close();
00074 mFileName = filename;
00075 setTimeZoneId( tz );
00076 FileStorage storage( this, mFileName );
00077 return storage.load();
00078 }
00079
00080 bool CalendarLocal::save( const QString &fileName, CalFormat *format )
00081 {
00082
00083
00084 if ( mFileName != fileName || isModified() ) {
00085 FileStorage storage( this, fileName, format );
00086 return storage.save();
00087 } else {
00088 return true;
00089 }
00090 }
00091
00092 void CalendarLocal::close()
00093 {
00094 setObserversEnabled( false );
00095 mFileName = QString::null;
00096
00097 deleteAllEvents();
00098 deleteAllTodos();
00099 deleteAllJournals();
00100
00101 mDeletedIncidences.clear();
00102 setModified( false );
00103
00104 setObserversEnabled( true );
00105 }
00106
00107
00108 bool CalendarLocal::addEvent( Event *event )
00109 {
00110 insertEvent( event );
00111
00112 event->registerObserver( this );
00113
00114 setModified( true );
00115
00116 notifyIncidenceAdded( event );
00117
00118 return true;
00119 }
00120
00121 bool CalendarLocal::deleteEvent( Event *event )
00122 {
00123
00124
00125 if ( mEvents.remove( event->uid() ) ) {
00126 setModified( true );
00127 notifyIncidenceDeleted( event );
00128 mDeletedIncidences.append( event );
00129 return true;
00130 } else {
00131 kdWarning() << "CalendarLocal::deleteEvent(): Event not found." << endl;
00132 return false;
00133 }
00134 }
00135
00136 void CalendarLocal::deleteAllEvents()
00137 {
00138
00139 QDictIterator<Event> it( mEvents );
00140 while( it.current() ) {
00141 notifyIncidenceDeleted( it.current() );
00142 ++it;
00143 }
00144
00145 mEvents.setAutoDelete( true );
00146 mEvents.clear();
00147 mEvents.setAutoDelete( false );
00148 }
00149
00150 Event *CalendarLocal::event( const QString &uid )
00151 {
00152
00153 return mEvents[ uid ];
00154 }
00155
00156 bool CalendarLocal::addTodo( Todo *todo )
00157 {
00158 mTodoList.append( todo );
00159
00160 todo->registerObserver( this );
00161
00162
00163 setupRelations( todo );
00164
00165 setModified( true );
00166
00167 notifyIncidenceAdded( todo );
00168
00169 return true;
00170 }
00171
00172 bool CalendarLocal::deleteTodo( Todo *todo )
00173 {
00174
00175 removeRelations( todo );
00176
00177 if ( mTodoList.removeRef( todo ) ) {
00178 setModified( true );
00179 notifyIncidenceDeleted( todo );
00180 mDeletedIncidences.append( todo );
00181 return true;
00182 } else {
00183 kdWarning() << "CalendarLocal::deleteTodo(): Todo not found." << endl;
00184 return false;
00185 }
00186 }
00187
00188 void CalendarLocal::deleteAllTodos()
00189 {
00190
00191 Todo::List::ConstIterator it;
00192 for( it = mTodoList.begin(); it != mTodoList.end(); ++it ) {
00193 notifyIncidenceDeleted( *it );
00194 }
00195
00196 mTodoList.setAutoDelete( true );
00197 mTodoList.clear();
00198 mTodoList.setAutoDelete( false );
00199 }
00200
00201 Todo::List CalendarLocal::rawTodos( TodoSortField sortField,
00202 SortDirection sortDirection )
00203 {
00204 return sortTodos( &mTodoList, sortField, sortDirection );
00205 }
00206
00207 Todo *CalendarLocal::todo( const QString &uid )
00208 {
00209 Todo::List::ConstIterator it;
00210 for ( it = mTodoList.begin(); it != mTodoList.end(); ++it ) {
00211 if ( (*it)->uid() == uid ) return *it;
00212 }
00213
00214 return 0;
00215 }
00216
00217 Todo::List CalendarLocal::rawTodosForDate( const QDate &date )
00218 {
00219 Todo::List todos;
00220
00221 Todo::List::ConstIterator it;
00222 for ( it = mTodoList.begin(); it != mTodoList.end(); ++it ) {
00223 Todo *todo = *it;
00224 if ( todo->hasDueDate() && todo->dtDue().date() == date ) {
00225 todos.append( todo );
00226 }
00227 }
00228
00229 return todos;
00230 }
00231
00232 Alarm::List CalendarLocal::alarmsTo( const QDateTime &to )
00233 {
00234 return alarms( QDateTime( QDate( 1900, 1, 1 ) ), to );
00235 }
00236
00237 Alarm::List CalendarLocal::alarms( const QDateTime &from, const QDateTime &to )
00238 {
00239
00240
00241
00242 Alarm::List alarms;
00243
00244 EventDictIterator it( mEvents );
00245 for( ; it.current(); ++it ) {
00246 Event *e = *it;
00247 if ( e->doesRecur() ) appendRecurringAlarms( alarms, e, from, to );
00248 else appendAlarms( alarms, e, from, to );
00249 }
00250
00251 Todo::List::ConstIterator it2;
00252 for( it2 = mTodoList.begin(); it2 != mTodoList.end(); ++it2 ) {
00253 if (! (*it2)->isCompleted() ) appendAlarms( alarms, *it2, from, to );
00254 }
00255
00256 return alarms;
00257 }
00258
00259 void CalendarLocal::appendAlarms( Alarm::List &alarms, Incidence *incidence,
00260 const QDateTime &from, const QDateTime &to )
00261 {
00262 QDateTime preTime = from.addSecs(-1);
00263 Alarm::List::ConstIterator it;
00264 for( it = incidence->alarms().begin(); it != incidence->alarms().end();
00265 ++it ) {
00266 if ( (*it)->enabled() ) {
00267 QDateTime dt = (*it)->nextRepetition(preTime);
00268 if ( dt.isValid() && dt <= to ) {
00269 kdDebug(5800) << "CalendarLocal::appendAlarms() '"
00270 << incidence->summary() << "': "
00271 << dt.toString() << endl;
00272 alarms.append( *it );
00273 }
00274 }
00275 }
00276 }
00277
00278 void CalendarLocal::appendRecurringAlarms( Alarm::List &alarms,
00279 Incidence *incidence,
00280 const QDateTime &from,
00281 const QDateTime &to )
00282 {
00283 QDateTime qdt;
00284 int endOffset = 0;
00285 bool endOffsetValid = false;
00286 int period = from.secsTo(to);
00287 Alarm::List::ConstIterator it;
00288 for( it = incidence->alarms().begin(); it != incidence->alarms().end();
00289 ++it ) {
00290 Alarm *alarm = *it;
00291 if ( alarm->enabled() ) {
00292 if ( alarm->hasTime() ) {
00293
00294 qdt = alarm->nextRepetition( from.addSecs(-1) );
00295 if ( !qdt.isValid() || qdt > to )
00296 continue;
00297 } else {
00298
00299
00300
00301 int offset = 0;
00302 if ( alarm->hasStartOffset() ) {
00303 offset = alarm->startOffset().asSeconds();
00304 } else if ( alarm->hasEndOffset() ) {
00305 if ( !endOffsetValid ) {
00306 endOffset = incidence->dtStart().secsTo( incidence->dtEnd() );
00307 endOffsetValid = true;
00308 }
00309 offset = alarm->endOffset().asSeconds() + endOffset;
00310 }
00311
00312
00313 qdt = incidence->recurrence()->getNextDateTime( from.addSecs(-offset - 1) );
00314 if ( !qdt.isValid()
00315 || (qdt = qdt.addSecs( offset )) > to )
00316 {
00317
00318 if ( !alarm->repeatCount() )
00319 continue;
00320
00321
00322 bool found = false;
00323 qdt = from.addSecs( -offset );
00324 while ( (qdt = incidence->recurrence()->getPreviousDateTime( qdt )).isValid() ) {
00325 int toFrom = qdt.secsTo( from ) - offset;
00326 if ( toFrom > alarm->duration() )
00327 break;
00328
00329
00330 int snooze = alarm->snoozeTime() * 60;
00331 if ( period >= snooze
00332 || toFrom % snooze == 0
00333 || (toFrom / snooze + 1) * snooze <= toFrom + period ) {
00334 found = true;
00335 #ifndef NDEBUG
00336 qdt = qdt.addSecs( offset + ((toFrom-1) / snooze + 1) * snooze );
00337 #endif
00338 break;
00339 }
00340 }
00341 if ( !found )
00342 continue;
00343 }
00344 }
00345 kdDebug(5800) << "CalendarLocal::appendAlarms() '" << incidence->summary()
00346 << "': " << qdt.toString() << endl;
00347 alarms.append( alarm );
00348 }
00349 }
00350 }
00351
00352
00353 void CalendarLocal::insertEvent( Event *event )
00354 {
00355 QString uid = event->uid();
00356 if ( mEvents[ uid ] == 0 ) {
00357 mEvents.insert( uid, event );
00358 }
00359 #ifndef NDEBUG
00360 else
00361
00362 Q_ASSERT( mEvents[uid] == event );
00363 #endif
00364 }
00365
00366 Event::List CalendarLocal::rawEventsForDate( const QDate &qd,
00367 EventSortField sortField,
00368 SortDirection sortDirection )
00369 {
00370 Event::List eventList;
00371
00372 EventDictIterator it( mEvents );
00373 for( ; it.current(); ++it ) {
00374 Event *event = *it;
00375
00376 if ( event->doesRecur() ) {
00377 if ( event->isMultiDay() ) {
00378 int extraDays = event->dtStart().date().daysTo( event->dtEnd().date() );
00379 int i;
00380 for ( i = 0; i <= extraDays; i++ ) {
00381 if ( event->recursOn( qd.addDays( -i ) ) ) {
00382 eventList.append( event );
00383 break;
00384 }
00385 }
00386 } else {
00387 if ( event->recursOn( qd ) )
00388 eventList.append( event );
00389 }
00390 } else {
00391 if ( event->dtStart().date() <= qd && event->dateEnd() >= qd ) {
00392 eventList.append( event );
00393 }
00394 }
00395 }
00396
00397 return sortEvents( &eventList, sortField, sortDirection );
00398 }
00399
00400 Event::List CalendarLocal::rawEvents( const QDate &start, const QDate &end,
00401 bool inclusive )
00402 {
00403 Event::List eventList;
00404
00405
00406 EventDictIterator it( mEvents );
00407 for( ; it.current(); ++it ) {
00408 Event *event = *it;
00409 if ( event->doesRecur() ) {
00410 QDate rStart = event->dtStart().date();
00411 bool found = false;
00412 if ( inclusive ) {
00413 if ( rStart >= start && rStart <= end ) {
00414
00415
00416 if ( event->recurrence()->duration() == 0 ) {
00417 QDate rEnd = event->recurrence()->endDate();
00418 if ( rEnd >= start && rEnd <= end ) {
00419 found = true;
00420 }
00421 } else if ( event->recurrence()->duration() > 0 ) {
00422
00423
00424 }
00425 }
00426 } else {
00427 if ( rStart <= end ) {
00428 if ( rStart >= start ) {
00429 found = true;
00430 } else if ( event->recurrence()->duration() == -1 ) {
00431 found = true;
00432 } else if ( event->recurrence()->duration() == 0 ) {
00433 QDate rEnd = event->recurrence()->endDate();
00434 if ( rEnd >= start && rEnd <= end ) {
00435 found = true;
00436 }
00437 } else {
00438
00439
00440 found = true;
00441 }
00442 }
00443 }
00444
00445 if ( found ) eventList.append( event );
00446 } else {
00447 QDate s = event->dtStart().date();
00448 QDate e = event->dtEnd().date();
00449
00450 if ( inclusive ) {
00451 if ( s >= start && e <= end ) {
00452 eventList.append( event );
00453 }
00454 } else {
00455 if ( s <= end && e >= start ) {
00456 eventList.append( event );
00457 }
00458 }
00459 }
00460 }
00461
00462 return eventList;
00463 }
00464
00465 Event::List CalendarLocal::rawEventsForDate( const QDateTime &qdt )
00466 {
00467 return rawEventsForDate( qdt.date() );
00468 }
00469
00470 Event::List CalendarLocal::rawEvents( EventSortField sortField, SortDirection sortDirection )
00471 {
00472 Event::List eventList;
00473 EventDictIterator it( mEvents );
00474 for( ; it.current(); ++it )
00475 eventList.append( *it );
00476 return sortEvents( &eventList, sortField, sortDirection );
00477 }
00478
00479 bool CalendarLocal::addJournal(Journal *journal)
00480 {
00481
00482
00483
00484
00485
00486 mJournalList.append(journal);
00487
00488 journal->registerObserver( this );
00489
00490 setModified( true );
00491
00492 notifyIncidenceAdded( journal );
00493
00494 return true;
00495 }
00496
00497 bool CalendarLocal::deleteJournal( Journal *journal )
00498 {
00499 if ( mJournalList.removeRef( journal ) ) {
00500 setModified( true );
00501 notifyIncidenceDeleted( journal );
00502 mDeletedIncidences.append( journal );
00503 return true;
00504 } else {
00505 kdWarning() << "CalendarLocal::deleteJournal(): Journal not found." << endl;
00506 return false;
00507 }
00508 }
00509
00510 void CalendarLocal::deleteAllJournals()
00511 {
00512 Journal::List::ConstIterator it;
00513 for( it = mJournalList.begin(); it != mJournalList.end(); ++it ) {
00514 notifyIncidenceDeleted( *it );
00515 }
00516
00517 mJournalList.setAutoDelete( true );
00518 mJournalList.clear();
00519 mJournalList.setAutoDelete( false );
00520 }
00521
00522 Journal *CalendarLocal::journal( const QString &uid )
00523 {
00524 Journal::List::ConstIterator it;
00525 for ( it = mJournalList.begin(); it != mJournalList.end(); ++it )
00526 if ( (*it)->uid() == uid )
00527 return *it;
00528
00529 return 0;
00530 }
00531
00532 Journal::List CalendarLocal::rawJournals( JournalSortField sortField, SortDirection sortDirection )
00533 {
00534 return sortJournals( &mJournalList, sortField, sortDirection );
00535 }
00536
00537 Journal::List CalendarLocal::rawJournalsForDate( const QDate &date )
00538 {
00539 Journal::List journals;
00540
00541 Journal::List::ConstIterator it;
00542 for ( it = mJournalList.begin(); it != mJournalList.end(); ++it ) {
00543 Journal *journal = *it;
00544 if ( journal->dtStart().date() == date ) {
00545 journals.append( journal );
00546 }
00547 }
00548
00549 return journals;
00550 }
00551
00552 void CalendarLocal::setTimeZoneIdViewOnly( const QString& tz )
00553 {
00554 const QString question( i18n("The timezone setting was changed. In order to display the calendar "
00555 "you are looking at in the new timezone, it needs to be saved. Do you want to save the pending "
00556 "changes or rather wait and apply the new timezone on the next reload?" ) );
00557 int rc = KMessageBox::Yes;
00558 if ( isModified() ) {
00559 rc = KMessageBox::questionYesNo( 0, question,
00560 i18n("Save before applying timezones?"),
00561 KStdGuiItem::save(),
00562 KGuiItem(i18n("Apply Timezone Change on Next Reload")),
00563 "calendarLocalSaveBeforeTimezoneShift");
00564 }
00565 if ( rc == KMessageBox::Yes ) {
00566 reload( tz );
00567 }
00568 }