| -rw-r--r-- | library/datebookdb.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/library/datebookdb.cpp b/library/datebookdb.cpp index e4ec2bf..165a637 100644 --- a/library/datebookdb.cpp +++ b/library/datebookdb.cpp @@ -9,768 +9,771 @@ ** packaging of this file. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/gpl/ for GPL licensing information. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ #include <qasciidict.h> #include <qmessagebox.h> #include <qtl.h> #include <qpe/alarmserver.h> #include <qpe/global.h> #include "datebookdb.h" #include <qpe/stringutil.h> #include <errno.h> #include <stdlib.h> class DateBookDBPrivate { public: bool clean; // indcate whether we need to write to disk... }; // Helper functions static QString dateBookJournalFile() { QString str = getenv("HOME"); return QString( str +"/.caljournal" ); } static QString dateBookFilename() { return Global::applicationFileName("datebook","datebook.xml"); } /* Calculating the next event of a recuring event is actually computationally inexpensive, esp. compared to checking each day individually. There are bad worse cases for say the 29th of february or the 31st of some other months. However these are still bounded */ bool nextOccurance(const Event &e, const QDate &from, QDateTime &next) { // easy checks, first are we too far in the future or too far in the past? QDate tmpDate; int freq = e.repeatPattern().frequency; int diff, diff2, a; int iday, imonth, iyear; int dayOfWeek = 0; int firstOfWeek = 0; int weekOfMonth; if (e.repeatPattern().hasEndDate && e.repeatPattern().endDate() < from) return FALSE; if (e.start() >= from) { next = e.start(); return TRUE; } switch ( e.repeatPattern().type ) { case Event::Weekly: /* weekly is just daily by 7 */ /* first convert the repeatPattern.Days() mask to the next day of week valid after from */ dayOfWeek = from.dayOfWeek(); dayOfWeek--; /* we want 0-6, doco for above specs 1-7 */ /* this is done in case freq > 1 and from in week not for this round */ // firstOfWeek = 0; this is already done at decl. while(!((1 << firstOfWeek) & e.repeatPattern().days)) firstOfWeek++; /* there is at least one 'day', or there would be no event */ while(!((1 << (dayOfWeek % 7)) & e.repeatPattern().days)) dayOfWeek++; dayOfWeek = dayOfWeek % 7; /* the actual day of week */ dayOfWeek -= e.start().date().dayOfWeek() -1; firstOfWeek = firstOfWeek % 7; /* the actual first of week */ firstOfWeek -= e.start().date().dayOfWeek() -1; // dayOfWeek may be negitive now // day of week is number of days to add to start day freq *= 7; // FALL-THROUGH !!!!! case Event::Daily: // the add is for the possible fall through from weekly */ if(e.start().date().addDays(dayOfWeek) > from) { /* first week exception */ next = QDateTime(e.start().date().addDays(dayOfWeek), e.start().time()); if ((next.date() > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; return TRUE; } /* if from is middle of a non-week */ diff = e.start().date().addDays(dayOfWeek).daysTo(from) % freq; diff2 = e.start().date().addDays(firstOfWeek).daysTo(from) % freq; if(diff != 0) diff = freq - diff; if(diff2 != 0) diff2 = freq - diff2; diff = QMIN(diff, diff2); next = QDateTime(from.addDays(diff), e.start().time()); if ( (next.date() > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate ) return FALSE; return TRUE; case Event::MonthlyDay: iday = from.day(); iyear = from.year(); imonth = from.month(); /* find equivelent day of month for this month */ dayOfWeek = e.start().date().dayOfWeek(); weekOfMonth = (e.start().date().day() - 1) / 7; /* work out when the next valid month is */ a = from.year() - e.start().date().year(); a *= 12; a = a + (imonth - e.start().date().month()); /* a is e.start()monthsFrom(from); */ if(a % freq) { a = freq - (a % freq); imonth = from.month() + a; if (imonth > 12) { imonth--; iyear += imonth / 12; imonth = imonth % 12; imonth++; } } /* imonth is now the first month after or on from that matches the frequency given */ /* find for this month */ tmpDate = QDate( iyear, imonth, 1 ); iday = 1; iday += (7 + dayOfWeek - tmpDate.dayOfWeek()) % 7; iday += 7 * weekOfMonth; while (iday > tmpDate.daysInMonth()) { imonth += freq; if (imonth > 12) { imonth--; iyear += imonth / 12; imonth = imonth % 12; imonth++; } tmpDate = QDate( iyear, imonth, 1 ); /* these loops could go for a while, check end case now */ if ((tmpDate > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; iday = 1; iday += (7 + dayOfWeek - tmpDate.dayOfWeek()) % 7; iday += 7 * weekOfMonth; } tmpDate = QDate(iyear, imonth, iday); if (tmpDate >= from) { next = QDateTime(tmpDate, e.start().time()); if ((next.date() > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; return TRUE; } /* need to find the next iteration */ do { imonth += freq; if (imonth > 12) { imonth--; iyear += imonth / 12; imonth = imonth % 12; imonth++; } tmpDate = QDate( iyear, imonth, 1 ); /* these loops could go for a while, check end case now */ if ((tmpDate > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; iday = 1; iday += (7 + dayOfWeek - tmpDate.dayOfWeek()) % 7; iday += 7 * weekOfMonth; } while (iday > tmpDate.daysInMonth()); tmpDate = QDate(iyear, imonth, iday); next = QDateTime(tmpDate, e.start().time()); if ((next.date() > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; return TRUE; case Event::MonthlyDate: iday = e.start().date().day(); iyear = from.year(); imonth = from.month(); a = from.year() - e.start().date().year(); a *= 12; a = a + (imonth - e.start().date().month()); /* a is e.start()monthsFrom(from); */ if(a % freq) { a = freq - (a % freq); imonth = from.month() + a; if (imonth > 12) { imonth--; iyear += imonth / 12; imonth = imonth % 12; imonth++; } } /* imonth is now the first month after or on from that matches the frequencey given */ /* this could go for a while, worse case, 4*12 iterations, probably */ while(!QDate::isValid(iyear, imonth, iday) ) { imonth += freq; if (imonth > 12) { imonth--; iyear += imonth / 12; imonth = imonth % 12; imonth++; } /* these loops could go for a while, check end case now */ if ((QDate(iyear, imonth, 1) > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; } if(QDate(iyear, imonth, iday) >= from) { /* done */ next = QDateTime(QDate(iyear, imonth, iday), e.start().time()); if ((next.date() > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; return TRUE; } /* ok, need to cycle */ imonth += freq; imonth--; iyear += imonth / 12; imonth = imonth % 12; imonth++; while(!QDate::isValid(iyear, imonth, iday) ) { imonth += freq; imonth--; iyear += imonth / 12; imonth = imonth % 12; imonth++; if ((QDate(iyear, imonth, 1) > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; } next = QDateTime(QDate(iyear, imonth, iday), e.start().time()); if ((next.date() > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; return TRUE; case Event::Yearly: iday = e.start().date().day(); imonth = e.start().date().month(); iyear = from.year(); // after all, we want to start in this year diff = 1; if(imonth == 2 && iday > 28) { /* leap year, and it counts, calculate actual frequency */ if(freq % 4) if (freq % 2) freq = freq * 4; else freq = freq * 2; /* else divides by 4 already, leave freq alone */ diff = 4; } a = from.year() - e.start().date().year(); if(a % freq) { a = freq - (a % freq); iyear = iyear + a; } /* under the assumption we won't hit one of the special not-leap years twice */ if(!QDate::isValid(iyear, imonth, iday)) { /* must have been skipping by leap years and hit one that wasn't, (e.g. 2100) */ iyear += freq; } if(QDate(iyear, imonth, iday) >= from) { next = QDateTime(QDate(iyear, imonth, iday), e.start().time()); if ((next.date() > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; return TRUE; } /* iyear == from.year(), need to advance again */ iyear += freq; /* under the assumption we won't hit one of the special not-leap years twice */ if(!QDate::isValid(iyear, imonth, iday)) { /* must have been skipping by leap years and hit one that wasn't, (e.g. 2100) */ iyear += freq; } next = QDateTime(QDate(iyear, imonth, iday), e.start().time()); if ((next.date() > e.repeatPattern().endDate()) && e.repeatPattern().hasEndDate) return FALSE; return TRUE; default: return FALSE; } } static bool nextAlarm( const Event &ev, QDateTime& when, int& warn) { QDateTime now = QDateTime::currentDateTime(); if ( ev.hasRepeat() ) { QDateTime ralarm; if (nextOccurance(ev, now.date(), ralarm)) { ralarm = ralarm.addSecs(-ev.alarmTime()*60); if ( ralarm > now ) { when = ralarm; warn = ev.alarmTime(); } else if ( nextOccurance(ev, now.date().addDays(1), ralarm) ) { ralarm = ralarm.addSecs( -ev.alarmTime()*60 ); if ( ralarm > now ) { when = ralarm; warn = ev.alarmTime(); } } } } else { warn = ev.alarmTime(); when = ev.start().addSecs( -ev.alarmTime()*60 ); } return when > now; } static void addEventAlarm( const Event &ev ) { QDateTime when; int warn; if ( nextAlarm(ev,when,warn) ) AlarmServer::addAlarm( when, "QPE/Application/datebook", "alarm(QDateTime,int)", warn ); } static void delEventAlarm( const Event &ev ) { QDateTime when; int warn; if ( nextAlarm(ev,when,warn) ) AlarmServer::deleteAlarm( when, "QPE/Application/datebook", "alarm(QDateTime,int)", warn ); } DateBookDB::DateBookDB() { init(); } DateBookDB::~DateBookDB() { save(); eventList.clear(); repeatEvents.clear(); + + delete d; + d=0; } //#### Why is this code duplicated in getEffectiveEvents ????? //#### Addendum. Don't use this function, lets faze it out if we can. QValueList<Event> DateBookDB::getEvents( const QDate &from, const QDate &to ) { QValueList<Event> tmpList; tmpList = getNonRepeatingEvents( from, to ); // check for repeating events... for (QValueList<Event>::ConstIterator it = repeatEvents.begin(); it != repeatEvents.end(); ++it) { QDate itDate = from; QDateTime due; /* create a false end date, to short circuit on hard MonthlyDay recurences */ Event dummy_event = *it; Event::RepeatPattern r = dummy_event.repeatPattern(); if ( !r.hasEndDate || r.endDate() > to ) { r.setEndDate( to ); r.hasEndDate = TRUE; } dummy_event.setRepeat(TRUE, r); while (nextOccurance(dummy_event, itDate, due)) { if (due.date() > to) break; Event newEvent = *it; newEvent.setStart(due); newEvent.setEnd(due.addSecs((*it).start().secsTo((*it).end()))); tmpList.append(newEvent); itDate = due.date().addDays(1); /* the next event */ } } qHeapSort(tmpList); return tmpList; } QValueList<Event> DateBookDB::getEvents( const QDateTime &start ) { QValueList<Event> day = getEvents(start.date(),start.date()); QValueListConstIterator<Event> it; QDateTime dtTmp; QValueList<Event> tmpList; for (it = day.begin(); it != day.end(); ++it ) { dtTmp = (*it).start(TRUE); if ( dtTmp == start ) tmpList.append( *it ); } return tmpList; } //#### Why is this code duplicated in getEvents ????? QValueList<EffectiveEvent> DateBookDB::getEffectiveEvents( const QDate &from, const QDate &to ) { QValueList<EffectiveEvent> tmpList; QValueListIterator<Event> it; EffectiveEvent effEv; QDateTime dtTmp, dtEnd; for (it = eventList.begin(); it != eventList.end(); ++it ) { if (!(*it).isValidUid()) (*it).assignUid(); // FIXME: Hack to restore cleared uids dtTmp = (*it).start(TRUE); dtEnd = (*it).end(TRUE); if ( dtTmp.date() >= from && dtTmp.date() <= to ) { Event tmpEv = *it; effEv.setEvent(tmpEv); effEv.setDate( dtTmp.date() ); effEv.setStart( dtTmp.time() ); if ( dtTmp.date() != dtEnd.date() ) effEv.setEnd( QTime(23, 59, 0) ); else effEv.setEnd( dtEnd.time() ); tmpList.append( effEv ); } // we must also check for end date information... if ( dtEnd.date() != dtTmp.date() && dtEnd.date() >= from ) { QDateTime dt = dtTmp.addDays( 1 ); dt.setTime( QTime(0, 0, 0) ); QDateTime dtStop; if ( dtEnd > to ) { dtStop = to; } else dtStop = dtEnd; while ( dt <= dtStop ) { Event tmpEv = *it; effEv.setEvent( tmpEv ); effEv.setDate( dt.date() ); if ( dt >= from ) { effEv.setStart( QTime(0, 0, 0) ); if ( dt.date() == dtEnd.date() ) effEv.setEnd( dtEnd.time() ); else effEv.setEnd( QTime(23, 59, 59) ); tmpList.append( effEv ); } dt = dt.addDays( 1 ); } } } // check for repeating events... QDateTime repeat; for ( it = repeatEvents.begin(); it != repeatEvents.end(); ++it ) { if (!(*it).isValidUid()) (*it).assignUid(); // FIXME: Hack to restore cleared uids /* create a false end date, to short circuit on hard MonthlyDay recurences */ Event dummy_event = *it; int duration = (*it).start().date().daysTo( (*it).end().date() ); QDate itDate = from.addDays(-duration); Event::RepeatPattern r = dummy_event.repeatPattern(); if ( !r.hasEndDate || r.endDate() > to ) { r.setEndDate( to ); r.hasEndDate = TRUE; } dummy_event.setRepeat(TRUE, r); while (nextOccurance(dummy_event, itDate, repeat)) { if(repeat.date() > to) break; effEv.setDate( repeat.date() ); if ((*it).type() == Event::AllDay) { effEv.setStart( QTime(0,0,0) ); effEv.setEnd( QTime(23,59,59) ); } else { /* we only occur by days, not hours/minutes/seconds. Hence the actual end and start times will be the same for every repeated event. For multi day events this is fixed up later if on wronge day span */ effEv.setStart( (*it).start().time() ); effEv.setEnd( (*it).end().time() ); } if ( duration != 0 ) { // multi-day repeating events QDate sub_it = QMAX( repeat.date(), from ); QDate startDate = repeat.date(); QDate endDate = startDate.addDays( duration ); while ( sub_it <= endDate && sub_it <= to ) { EffectiveEvent tmpEffEv = effEv; Event tmpEv = *it; tmpEffEv.setEvent( tmpEv ); if ( sub_it != startDate ) tmpEffEv.setStart( QTime(0,0,0) ); if ( sub_it != endDate ) tmpEffEv.setEnd( QTime(23,59,59) ); tmpEffEv.setDate( sub_it ); tmpEffEv.setEffectiveDates( startDate, endDate ); tmpList.append( tmpEffEv ); sub_it = sub_it.addDays( 1 ); } itDate = endDate; } else { Event tmpEv = *it; effEv.setEvent( tmpEv ); tmpList.append( effEv ); itDate = repeat.date().addDays( 1 ); } } } qHeapSort( tmpList ); return tmpList; } QValueList<EffectiveEvent> DateBookDB::getEffectiveEvents( const QDateTime &dt) { QValueList<EffectiveEvent> day = getEffectiveEvents(dt.date(), dt.date()); QValueListConstIterator<EffectiveEvent> it; QValueList<EffectiveEvent> tmpList; QDateTime dtTmp; for (it = day.begin(); it != day.end(); ++it ) { dtTmp = QDateTime( (*it).date(), (*it).start() ); // at the moment we don't have second granularity, be nice about that.. if ( QABS(dt.secsTo(dtTmp)) < 60 ) tmpList.append( *it ); } return tmpList; } void DateBookDB::addEvent( const Event &ev, bool doalarm ) { // write to the journal... saveJournalEntry( ev, ACTION_ADD, -1, false ); addJFEvent( ev, doalarm ); d->clean = false; } void DateBookDB::addJFEvent( const Event &ev, bool doalarm ) { if ( doalarm && ev.hasAlarm() ) addEventAlarm( ev ); if ( ev.hasRepeat() ) repeatEvents.append( ev ); else eventList.append( ev ); } void DateBookDB::editEvent( const Event &old, Event &editedEv ) { int oldIndex=0; bool oldHadRepeat = old.hasRepeat(); Event orig; // write to the journal... if ( oldHadRepeat ) { if ( origRepeat( old, orig ) ) // should work always... oldIndex = repeatEvents.findIndex( orig ); } else oldIndex = eventList.findIndex( old ); saveJournalEntry( editedEv, ACTION_REPLACE, oldIndex, oldHadRepeat ); // Delete old event if ( old.hasAlarm() ) delEventAlarm( old ); if ( oldHadRepeat ) { if ( editedEv.hasRepeat() ) { // This mean that origRepeat was run above and // orig is initialized // assumption, when someone edits a repeating event, they // want to change them all, maybe not perfect, but it works // for the moment... repeatEvents.remove( orig ); } else removeRepeat( old ); } else { QValueList<Event>::Iterator it = eventList.find( old ); if ( it != eventList.end() ) eventList.remove( it ); } // Add new event if ( editedEv.hasAlarm() ) addEventAlarm( editedEv ); if ( editedEv.hasRepeat() ) repeatEvents.append( editedEv ); else eventList.append( editedEv ); d->clean = false; } void DateBookDB::removeEvent( const Event &ev ) { // write to the journal... saveJournalEntry( ev, ACTION_REMOVE, -1, false ); removeJFEvent( ev ); d->clean = false; } void DateBookDB::removeJFEvent( const Event&ev ) { if ( ev.hasAlarm() ) delEventAlarm( ev ); if ( ev.hasRepeat() ) { removeRepeat( ev ); } else { QValueList<Event>::Iterator it = eventList.find( ev ); if ( it != eventList.end() ) eventList.remove( it ); } } // also handles journaling... void DateBookDB::loadFile( const QString &strFile ) { QFile f( strFile ); if ( !f.open( IO_ReadOnly ) ) return; enum Attribute { FDescription = 0, FLocation, FCategories, FUid, FType, FAlarm, FSound, FRType, FRWeekdays, FRPosition, FRFreq, FRHasEndDate, FREndDate, FRStart, FREnd, FNote, FCreated, FAction, FActionKey, FJournalOrigHadRepeat }; QAsciiDict<int> dict( 97 ); dict.setAutoDelete( TRUE ); dict.insert( "description", new int(FDescription) ); dict.insert( "location", new int(FLocation) ); dict.insert( "categories", new int(FCategories) ); dict.insert( "uid", new int(FUid) ); dict.insert( "type", new int(FType) ); dict.insert( "alarm", new int(FAlarm) ); dict.insert( "sound", new int(FSound) ); dict.insert( "rtype", new int(FRType) ); dict.insert( "rweekdays", new int(FRWeekdays) ); dict.insert( "rposition", new int(FRPosition) ); dict.insert( "rfreq", new int(FRFreq) ); dict.insert( "rhasenddate", new int(FRHasEndDate) ); dict.insert( "enddt", new int(FREndDate) ); dict.insert( "start", new int(FRStart) ); dict.insert( "end", new int(FREnd) ); dict.insert( "note", new int(FNote) ); dict.insert( "created", new int(FCreated) ); dict.insert( "action", new int(FAction) ); dict.insert( "actionkey", new int(FActionKey) ); dict.insert( "actionorig", new int (FJournalOrigHadRepeat) ); QByteArray ba = f.readAll(); char* dt = ba.data(); int len = ba.size(); int currentAction, journalKey, origHadRepeat; // should be bool, but we need tri-state(not being used) int i = 0; char *point; // hack to get rid of segfaults after reading </DATEBOOK> while ( (dt+i != 0) && (( point = strstr( dt+i, "<event " ) ) != 0 )) { i = point - dt; // if we are reading in events in the general case, // we are just adding them, so let the actions represent that... currentAction = ACTION_ADD; journalKey = -1; origHadRepeat = -1; // some temporary variables for dates and times ... //int startY = 0, startM = 0, startD = 0, starth = 0, startm = 0, starts = 0; //int endY = 0, endM = 0, endD = 0, endh = 0, endm = 0, ends = 0; //int enddtY = 0, enddtM = 0, enddtD = 0; // ... for the alarm settings ... int alarmTime = -1; Event::SoundTypeChoice alarmSound = Event::Silent; // ... and for the recurrence Event::RepeatPattern rp; Event e; i += 7; while( 1 ) { while ( i < len && (dt[i] == ' ' || dt[i] == '\n' || dt[i] == '\r') ) ++i; if ( i >= len-2 || (dt[i] == '/' && dt[i+1] == '>') ) break; // we have another attribute, read it. int j = i; while ( j < len && dt[j] != '=' ) ++j; char *attr = dt+i; dt[j] = '\0'; i = ++j; // skip = while ( i < len && dt[i] != '"' ) ++i; j = ++i; bool haveAmp = FALSE; bool haveUtf = FALSE; while ( j < len && dt[j] != '"' ) { if ( dt[j] == '&' ) haveAmp = TRUE; if ( ((unsigned char)dt[j]) > 0x7f ) haveUtf = TRUE; |