Implement saving of events

Implement the ExceptionList
Add Children and parent to OEvent
Make  ORecur honor exceptions
Extend the test app to add and save

11 files changed, 631 insertions, 35 deletions

diff --git a/libopie/pim/odatebookaccessbackend_xml.cpp b/libopie/pim/odatebookaccessbackend_xml.cpp
index a4c514b..5239d84 100644
--- a/libopie/pim/odatebookaccessbackend_xml.cpp
+++ b/libopie/pim/odatebookaccessbackend_xml.cpp
@@ -1,95 +1,225 @@
 #include <errno.h>
 #include <fcntl.h>
 
+#include <stdio.h>
+#include <stdlib.h>
+
 #include <sys/types.h>
 #include <sys/mman.h>
 #include <sys/stat.h>
 
 #include <unistd.h>
 
 #include <qasciidict.h>
 #include <qfile.h>
 
 #include <qtopia/global.h>
 #include <qtopia/stringutil.h>
+#include <qtopia/timeconversion.h>
 
 #include "opimnotifymanager.h"
 #include "orecur.h"
 #include "otimezone.h"
 #include "odatebookaccessbackend_xml.h"
 
 namespace {
     time_t start, end, created, rp_end;
     ORecur* rec;
     ORecur* recur() {
         if (!rec)
             rec = new ORecur;
 
         return rec;
     }
     int alarmTime;
     int snd;
     enum Attribute{
-        	FDescription = 0,
-	FLocation,
-	FCategories,
-	FUid,
-	FType,
+        FDescription = 0,
+        FLocation,
+        FCategories,
+        FUid,
+        FType,
 	FAlarm,
 	FSound,
 	FRType,
 	FRWeekdays,
 	FRPosition,
 	FRFreq,
 	FRHasEndDate,
 	FREndDate,
 	FRStart,
 	FREnd,
 	FNote,
-	FCreated
+	FCreated,
+        FTimeZone,
+        FRecParent,
+        FRecChildren,
+        FExceptions
     };
+    inline void save( const OEvent& ev, QString& buf ) {
+        buf += " description=\"" + Qtopia::escapeString(ev.description() ) + "\"";
+        if (!ev.location().isEmpty() )
+            buf += " location=\"" + Qtopia::escapeString(ev.location() ) + "\"";
+
+        buf += " categories=\""+ Qtopia::escapeString( Qtopia::Record::idsToString( ev.categories() ) ) + "\"";
+        buf += " uid=\"" + QString::number( ev.uid() ) + "\"";
+
+        if (ev.isAllDay() )
+            buf += " type=\"AllDay\"";
+
+        if (ev.hasNotifiers() ) {
+            OPimAlarm alarm = ev.notifiers().alarms()[0]; // take only the first
+            int minutes = alarm.dateTime().secsTo( ev.startDateTime() ) / 60;
+            buf += " alarm=\"" + QString::number(minutes) + "\" sound=\"";
+            if ( alarm.sound() == OPimAlarm::Loud )
+                buf += "loud";
+            else
+                buf += "silent";
+            buf += "\"";
+        }
+        if ( ev.hasRecurrence() ) {
+            buf += ev.recurrence().toString();
+        }
+
+        /*
+         * fscking timezones :) well, we'll first convert
+         * the QDateTime to a QDateTime in UTC time
+         * and then we'll create a nice time_t
+         */
+        OTimeZone zone( ev.timeZone().isEmpty() ? OTimeZone::current() : ev.timeZone() );
+        buf += " start=\"" + QString::number( zone.fromUTCDateTime( zone.toDateTime( ev.startDateTime(), OTimeZone::utc() ) ) )  + "\"";
+        buf += " end=\""   + QString::number( zone.fromUTCDateTime( zone.toDateTime( ev.endDateTime()  , OTimeZone::utc() ) ) )   + "\"";
+        if (!ev.note().isEmpty() ) {
+            buf += " note=\"" + Qtopia::escapeString( ev.note() ) + "\"";
+        }
+
+        buf += " timezone=\"";
+        if ( ev.timeZone().isEmpty() )
+            buf += "None";
+        else
+            buf += ev.timeZone();
+
+        if (ev.parent() != 0 ) {
+            buf += " recparent=\""+QString::number(ev.parent() )+"\"";
+        }
+
+        if (ev.children().count() != 0 ) {
+            QArray<int> children = ev.children();
+            buf += " recchildren=\"";
+            for ( uint i = 0; i < children.count(); i++ ) {
+                if ( i != 0 ) buf += " ";
+                buf += QString::number( children[i] );
+            }
+            buf+= "\"";
+        }
+
+        // skip custom writing
+    }
+
+    inline bool forAll( const QMap<int, OEvent>& list, QFile& file ) {
+        QMap<int, OEvent>::ConstIterator it;
+        QString buf;
+        QCString str;
+        int total_written;
+        for ( it = list.begin(); it != list.end(); ++it ) {
+            buf = "<event";
+            save( it.data(), buf );
+            buf += " />\n";
+            str = buf.utf8();
+
+            total_written = file.writeBlock(str.data(), str.length() );
+            if ( total_written != int(str.length() ) )
+                return false;
+        }
+        return true;
+    }
 }
 
 ODateBookAccessBackend_XML::ODateBookAccessBackend_XML( const QString& ,
                                                         const QString& fileName )
     : ODateBookAccessBackend() {
     m_name = fileName.isEmpty() ? Global::applicationFileName( "datebook", "datebook.xml" ) : fileName;
     m_changed = false;
 }
 ODateBookAccessBackend_XML::~ODateBookAccessBackend_XML() {
 }
 bool ODateBookAccessBackend_XML::load() {
     return loadFile();
 }
 bool ODateBookAccessBackend_XML::reload() {
     clear();
     return load();
 }
 bool ODateBookAccessBackend_XML::save() {
-    if (!m_changed) return true;
-    m_changed = false;
+    qWarning("going to save now");
+//    if (!m_changed) return true;
+
+    int total_written;
+    QString strFileNew = m_name + ".new";
+
+    QFile f( strFileNew );
+    if (!f.open( IO_WriteOnly | IO_Raw ) ) return false;
+
+    QString buf( "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" );
+    buf += "<!DOCTYPE DATEBOOK><DATEBOOK>\n";
+    buf += "<events>\n";
+    QCString str = buf.utf8();
+    total_written = f.writeBlock( str.data(), str.length() );
+    if ( total_written != int(str.length() ) ) {
+        f.close();
+        QFile::remove( strFileNew );
+        return false;
+    }
 
+    if (!forAll( m_raw, f ) ) {
+        f.close();
+        QFile::remove( strFileNew );
+        return false;
+    }
+    if (!forAll( m_rep, f ) ) {
+        f.close();
+        QFile::remove( strFileNew );
+        return false;
+    }
+
+    buf = "</events>\n</DATEBOOK>\n";
+    str = buf.utf8();
+    total_written = f.writeBlock( str.data(), str.length() );
+    if ( total_written != int(str.length() ) ) {
+        f.close();
+        QFile::remove( strFileNew );
+        return false;
+    }
+    f.close();
+
+    exit(0);
+    if ( ::rename( strFileNew, m_name ) < 0 ) {
+        QFile::remove( strFileNew );
+        return false;
+    }
+
+    m_changed = false;
     return true;
 }
 QArray<int> ODateBookAccessBackend_XML::allRecords()const {
     QArray<int> ints( m_raw.count()+ m_rep.count() );
     uint i = 0;
     QMap<int, OEvent>::ConstIterator it;
 
     for ( it = m_raw.begin(); it != m_raw.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
     for ( it = m_rep.begin(); it != m_rep.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
 
     return ints;
 }
 QArray<int> ODateBookAccessBackend_XML::queryByExample(const OEvent&, int ) {
     return QArray<int>();
 }
 void ODateBookAccessBackend_XML::clear() {
     m_raw.clear();
     m_rep.clear();
@@ -162,67 +292,71 @@ OEvent::ValueList ODateBookAccessBackend_XML::directRawRepeats() {
         list.append( it.data() );
 
     return list;
 }
 bool ODateBookAccessBackend_XML::loadFile() {
     m_changed = false;
 
     int fd = ::open( QFile::encodeName(m_name).data(), O_RDONLY );
     if ( fd < 0 ) return false;
 
     struct stat attribute;
     if ( ::fstat(fd, &attribute ) == -1 ) {
         ::close( fd );
         return false;
     }
     void* map_addr = ::mmap(NULL, attribute.st_size, PROT_READ, MAP_SHARED, fd, 0 );
     if ( map_addr == ( (caddr_t)-1) ) {
         ::close( fd );
         return false;
     }
 
     ::madvise( map_addr, attribute.st_size, MADV_SEQUENTIAL );
     ::close( fd );
 
-    QAsciiDict<int> dict(FCreated+1);
+    QAsciiDict<int> dict(FExceptions+1);
     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( "recparent", new int(FRecParent) );
+    dict.insert( "recchildren", new int(FRecChildren) );
+    dict.insert( "exceptions", new int(FExceptions) );
+    dict.insert( "timezone", new int(FTimeZone) );
 
     char* dt = (char*)map_addr;
     int len = attribute.st_size;
     int i = 0;
     char* point;
     const char* collectionString = "<event ";
     int strLen = ::strlen(collectionString);
     int *find;
     while ( dt + 1 != 0 && (( point = ::strstr( dt+i, collectionString ) ) != 0 ) ) {
         i = point -dt;
         i+= strLen;
 
         alarmTime = -1;
         snd = 0; // silent
 
         OEvent ev;
         rec = 0;
 
         while ( TRUE ) {
             while ( i < len && (dt[i] == ' ' || dt[i] == '\n' || dt[i] == '\r') )
 		++i;
 	    if ( i >= len-2 || (dt[i] == '/' && dt[i+1] == '>') )
 		break;
 
@@ -268,52 +402,57 @@ bool ODateBookAccessBackend_XML::loadFile() {
              */
             find = dict[attr.data()];
             if (!find)
                 ev.setCustomField( attr, value );
             else {
                 setField( ev, *find, value );
             }
         }
         /* time to finalize */
         finalizeRecord( ev );
         add( ev );
         delete rec;
     }
     ::munmap(map_addr, attribute.st_size );
     m_changed = false; // changed during add
 
     return true;
 }
 void ODateBookAccessBackend_XML::finalizeRecord( OEvent& ev ) {
     /* AllDay is alway in UTC */
     if ( ev.isAllDay() ) {
         OTimeZone utc = OTimeZone::utc();
         ev.setStartDateTime( utc.fromUTCDateTime( start ) );
         ev.setEndDateTime  ( utc.fromUTCDateTime( end   ) );
+        ev.setTimeZone( "UTC"); // make sure it is really utc
     }else {
+        /* to current date time */
         OTimeZone zone( ev.timeZone().isEmpty() ? OTimeZone::current() : ev.timeZone() );
-        ev.setStartDateTime( zone.toDateTime( start ) );
-        ev.setEndDateTime  ( zone.toDateTime( end   ) );
+        QDateTime date = zone.toDateTime( start );
+        ev.setStartDateTime( zone.toDateTime( date, OTimeZone::current() ) );
+
+        date = zone.toDateTime( end );
+        ev.setEndDateTime  ( zone.toDateTime( date, OTimeZone::current()   ) );
     }
     if ( rec && rec->doesRecur() ) {
         OTimeZone utc = OTimeZone::utc();
         ORecur recu( *rec ); // call copy c'tor;
         recu.setEndDate ( utc.fromUTCDateTime( rp_end ).date() );
         recu.setCreatedDateTime( utc.fromUTCDateTime( created ) );
         recu.setStart( ev.startDateTime().date() );
         ev.setRecurrence( recu );
     }
 
     if (alarmTime != -1 ) {
         QDateTime dt = ev.startDateTime().addSecs( -1*alarmTime*60 );
         OPimAlarm al( snd ,  dt  );
         ev.notifiers().add( al );
     }
     if ( m_raw.contains( ev.uid() ) || m_rep.contains( ev.uid() ) ) {
         ev.setUid( 1 );
     }
     if ( ev.hasRecurrence() )
         m_rep.insert( ev.uid(), ev );
     else
         m_raw.insert( ev.uid(), ev );
 
 }
@@ -368,28 +507,51 @@ void ODateBookAccessBackend_XML::setField( OEvent& e, int id, const QString& val
     case FRFreq:
         recur()->setFrequency( value.toInt() );
         break;
     case FRHasEndDate:
         recur()->setHasEndDate( value.toInt() );
         break;
     case FREndDate: {
         rp_end = (time_t) value.toLong();
         break;
     }
     case FRStart: {
         start =  (time_t) value.toLong();
         break;
     }
     case FREnd: {
         end = ( (time_t) value.toLong() );
         break;
     }
     case FNote:
         e.setNote( value );
         break;
     case FCreated:
         created = value.toInt();
         break;
+    case FRecParent:
+        e.setParent( value.toInt() );
+        break;
+    case FRecChildren:{
+        QStringList list = QStringList::split(' ', value );
+        for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
+            e.addChild( (*it).toInt() );
+        }
+    }
+        break;
+    case FExceptions:{
+        QStringList list = QStringList::split(' ', value );
+        for (QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
+            QDate date( (*it).left(4).toInt(), (*it).mid(4, 2).toInt(), (*it).right(2).toInt() );
+            qWarning("adding exception %s", date.toString().latin1() );
+            recur()->exceptions().append( date );
+        }
+    }
+        break;
+    case FTimeZone:
+        if ( value != "None" )
+            e.setTimeZone( value );
+        break;
     default:
         break;
     }
 }
diff --git a/libopie/pim/oevent.cpp b/libopie/pim/oevent.cpp
index ada596c..c3eeee2 100644
--- a/libopie/pim/oevent.cpp
+++ b/libopie/pim/oevent.cpp
@@ -21,119 +21,129 @@ int OCalendarHelper::week( const QDate& date) {
 
     return week;
 }
 int OCalendarHelper::ocurrence( const QDate& date) {
     // calculates the number of occurrances of this day of the
     // week till the given date (e.g 3rd Wednesday of the month)
     return ( date.day() - 1 ) / 7 + 1;
 }
 int OCalendarHelper::dayOfWeek( char day ) {
     int dayOfWeek = 1;
     char i = ORecur::MON;
     while ( !( i & day ) && i <= ORecur::SUN ) {
         i <<= 1;
         ++dayOfWeek;
     }
     return dayOfWeek;
 }
 int OCalendarHelper::monthDiff( const QDate& first, const QDate& second ) {
     return ( second.year() - first.year() ) * 12 +
         second.month() - first.month();
 }
 
 struct OEvent::Data : public QShared {
     Data() : QShared() {
+        child = 0;
         recur = 0;
         manager = 0;
         isAllDay = false;
+        parent = 0;
     }
     ~Data() {
         delete manager;
         delete recur;
     }
     QString description;
     QString location;
     OPimNotifyManager* manager;
     ORecur* recur;
     QString note;
     QDateTime created;
     QDateTime start;
     QDateTime end;
     bool isAllDay : 1;
     QString timezone;
+    QArray<int>* child;
+    int parent;
 };
 
 OEvent::OEvent( int uid )
     : OPimRecord( uid ) {
     data = new Data;
 }
 OEvent::OEvent( const OEvent& ev)
     : OPimRecord( ev ), data( ev.data )
 {
     data->ref();
 }
 OEvent::~OEvent() {
     if ( data->deref() ) {
         delete data;
         data = 0;
     }
 }
 OEvent& OEvent::operator=( const OEvent& ev) {
     if ( *this == ev ) return  *this;
 
     OPimRecord::operator=( ev );
     ev.data->ref();
     deref();
     data = ev.data;
 
 
     return *this;
 }
 QString OEvent::description()const {
     return data->description;
 }
 void OEvent::setDescription( const QString& description ) {
     changeOrModify();
     data->description = description;
 }
 void OEvent::setLocation( const QString& loc ) {
     changeOrModify();
     data->location = loc;
 }
 QString OEvent::location()const {
     return data->location;
 }
-OPimNotifyManager &OEvent::notifiers() {
+OPimNotifyManager &OEvent::notifiers()const {
     // I hope we can skip the changeOrModify here
     // the notifier should take care of it
     // and OPimNotify is shared too
     if (!data->manager )
         data->manager = new OPimNotifyManager;
 
     return *data->manager;
 }
 bool OEvent::hasNotifiers()const {
-    return  ( data->manager);
+    if (!data->manager )
+        return false;
+    if (data->manager->reminders().isEmpty() &&
+        data->manager->alarms().isEmpty() )
+        return false;
+
+    return true;
 }
 ORecur OEvent::recurrence()const {
     if (!data->recur)
         data->recur = new ORecur;
 
     return *data->recur;
 }
 void OEvent::setRecurrence( const ORecur& rec) {
     changeOrModify();
     if (data->recur )
         (*data->recur) = rec;
     else
         data->recur = new ORecur( rec );
 }
 bool OEvent::hasRecurrence()const {
     if (!data->recur ) return false;
     return data->recur->doesRecur();
 }
 QString OEvent::note()const {
     return data->note;
 }
 void OEvent::setNote( const QString& note ) {
     changeOrModify();
     data->note = note;
@@ -176,109 +186,157 @@ QDateTime OEvent::endDateTimeInZone()const {
 
     OTimeZone zone(data->timezone  );
     return zone.toDateTime( data->end, OTimeZone::current() );
 }
 void OEvent::setEndDateTime( const QDateTime& dt ) {
     changeOrModify();
     data->end =    dt;
 }
 bool OEvent::isMultipleDay()const {
     return data->end.date().day() - data->start.date().day();
 }
 bool OEvent::isAllDay()const {
     return data->isAllDay;
 }
 void OEvent::setAllDay( bool allDay ) {
     changeOrModify();
     data->isAllDay = allDay;
     if (allDay ) data->timezone = "UTC";
 }
 void OEvent::setTimeZone( const QString& tz ) {
     changeOrModify();
     data->timezone = tz;
 }
 QString OEvent::timeZone()const {
+    if (data->isAllDay ) return QString::fromLatin1("UTC");
     return data->timezone;
 }
 bool OEvent::match( const QRegExp& )const {
     // FIXME
     return false;
 }
 QString OEvent::toRichText()const {
     // FIXME
     return "OEvent test";
 }
 QString OEvent::toShortText()const {
     return "OEvent shotText";
 }
 QString OEvent::type()const {
     return QString::fromLatin1("OEvent");
 }
 QString OEvent::recordField( int /*id */ )const {
     return QString::null;
 }
 int OEvent::rtti() {
     return OPimResolver::DateBook;
 }
 bool OEvent::loadFromStream( QDataStream& ) {
     return true;
 }
 bool OEvent::saveToStream( QDataStream& )const {
     return true;
 }
 void OEvent::changeOrModify() {
     if ( data->count != 1 ) {
         data->deref();
         Data* d2 = new Data;
         d2->description = data->description;
         d2->location = data->location;
         d2->manager = data->manager;
         d2->recur = data->recur;
         d2->note = data->note;
         d2->created = data->created;
         d2->start = data->start;
         d2->end = data->end;
         d2->isAllDay = data->isAllDay;
         d2->timezone = data->timezone;
+        d2->parent = data->parent;
+        d2->child = data->child;
+
+        if (d2->child )
+            d2->child->detach();
 
         data = d2;
     }
 }
 void OEvent::deref() {
     if ( data->deref() ) {
         delete data;
         data = 0;
     }
 }
 // FIXME
 QMap<int, QString> OEvent::toMap()const {
     return QMap<int, QString>();
 }
 QMap<QString, QString> OEvent::toExtraMap()const {
     return QMap<QString, QString>();
 }
+int OEvent::parent()const {
+    return data->parent;
+}
+void OEvent::setParent( int uid ) {
+    changeOrModify();
+    data->parent = uid;
+}
+QArray<int> OEvent::children() const{
+    if (!data->child) return QArray<int>();
+    else
+        return data->child->copy();
+}
+void OEvent::setChildren( const QArray<int>& arr ) {
+    changeOrModify();
+    if (data->child) delete data->child;
 
-
+    data->child = new QArray<int>( arr );
+    data->child->detach();
+}
+void OEvent::addChild( int uid ) {
+    changeOrModify();
+    if (!data->child ) {
+        data->child = new QArray<int>(1);
+        (*data->child)[0] = uid;
+    }else{
+        int count = data->child->count();
+        data->child->resize( count + 1 );
+        (*data->child)[count] = uid;
+    }
+}
+void OEvent::removeChild( int uid ) {
+    if (!data->child || !data->child->contains( uid ) ) return;
+    changeOrModify();
+    QArray<int> newAr( data->child->count() - 1 );
+    int j = 0;
+    uint count = data->child->count();
+    for ( uint i = 0; i < count; i++ ) {
+        if ( (*data->child)[i] != uid ) {
+            newAr[j] = (*data->child)[i];
+            j++;
+        }
+    }
+    (*data->child) = newAr;
+}
 struct OEffectiveEvent::Data : public QShared {
     Data() : QShared() {
     }
     OEvent event;
     QDate date;
     QTime start, end;
     QDate startDate, endDate;
     bool dates : 1;
 };
 
 OEffectiveEvent::OEffectiveEvent() {
     data = new Data;
     data->date = QDate::currentDate();
     data->start = data->end = QTime::currentTime();
     data->dates = false;
 }
 OEffectiveEvent::OEffectiveEvent( const OEvent& ev, const QDate& startDate,
                                   Position pos ) {
     data = new Data;
     data->event = ev;
     data->date = startDate;
     if ( pos & Start )
         data->start = ev.startDateTime().time();
     else
diff --git a/libopie/pim/oevent.h b/libopie/pim/oevent.h
index c718e2e..585515c 100644
--- a/libopie/pim/oevent.h
+++ b/libopie/pim/oevent.h
@@ -40,87 +40,95 @@ public:
         Location,
         Alarm,
         Reminder,
         Recurrence,
         Note,
         Created,
         StartDate,
         EndDate,
         AllDay,
         TimeZone
     };
 
     OEvent(int uid = 0);
     OEvent( const OEvent& );
     ~OEvent();
     OEvent &operator=( const OEvent& );
 
     QString description()const;
     void setDescription( const QString& description );
 
     QString location()const;
     void setLocation( const QString& loc );
 
     bool hasNotifiers()const;
-    OPimNotifyManager &notifiers();
+    OPimNotifyManager &notifiers()const;
 
     ORecur recurrence()const;
     void setRecurrence( const ORecur& );
     bool hasRecurrence()const;
 
     QString note()const;
     void setNote( const QString& note );
 
 
     QDateTime createdDateTime()const;
     void setCreatedDateTime( const QDateTime& dt);
 
     /** set the date to dt. dt is the QDateTime in localtime */
     void setStartDateTime( const QDateTime& );
     /** returns the datetime in the local timeZone */
     QDateTime startDateTime()const;
 
     /** returns the start datetime in the current zone */
     QDateTime startDateTimeInZone()const;
 
     /** in current timezone */
     void setEndDateTime( const QDateTime& );
     /** in current timezone */
     QDateTime endDateTime()const;
     QDateTime endDateTimeInZone()const;
 
     bool isMultipleDay()const;
     bool isAllDay()const;
     void setAllDay( bool isAllDay );
 
     /* pin this event to a timezone! FIXME */
     void setTimeZone( const QString& timeZone );
     QString timeZone()const;
 
 
     bool match( const QRegExp& )const;
 
+    /** For exception to recurrence here is a list of children...  */
+    QArray<int> children()const;
+    void setChildren( const QArray<int>& );
+    void addChild( int uid );
+    void removeChild( int uid );
 
+    /** return the parent OEvent */
+    int parent()const;
+    void setParent( int uid );
 
 
     /* needed reimp */
     QString toRichText()const;
     QString toShortText()const;
     QString type()const;
 
     QMap<int, QString> toMap()const;
     QMap<QString, QString> toExtraMap()const;
     QString recordField(int )const;
 
     static int rtti();
 
     bool loadFromStream( QDataStream& );
     bool saveToStream( QDataStream& )const;
 
 /*    bool operator==( const OEvent& );
     bool operator!=( const OEvent& );
     bool operator<( const OEvent& );
     bool operator<=( const OEvent& );
     bool operator>( const OEvent& );
     bool operator>=(const OEvent& );
 */
 private:
diff --git a/libopie/pim/orecur.cpp b/libopie/pim/orecur.cpp
index e6a4787..e3b45b4 100644
--- a/libopie/pim/orecur.cpp
+++ b/libopie/pim/orecur.cpp
@@ -1,28 +1,31 @@
+#include <time.h>
+
 #include <qshared.h>
 
 #include <qtopia/timeconversion.h>
 
+#include "otimezone.h"
 #include "orecur.h"
 
 struct ORecur::Data : public QShared {
     Data() : QShared() {
         type = ORecur::NoRepeat;
         freq = -1;
         days = 0;
         pos = 0;
         create = QDateTime::currentDateTime();
         hasEnd = FALSE;
         end = QDate::currentDate();
     }
     char days; // Q_UINT8 for 8 seven days;)
     ORecur::RepeatType type;
     int freq;
     int pos;
     bool hasEnd : 1;
     QDate end;
     QDateTime create;
     int rep;
     QString app;
     ExceptionList list;
     QDate start;
 };
@@ -60,63 +63,71 @@ ORecur &ORecur::operator=( const ORecur& re) {
 
     return *this;
 }
 bool ORecur::doesRecur()const {
     return !( type() == NoRepeat );
 }
 /*
  * we try to be smart here
  *
  */
 bool ORecur::doesRecur( const QDate& date ) {
     /* the day before the recurrance */
     QDate da = date.addDays(-1);
 
     QDate recur;
     if (!nextOcurrence( da, recur ) )
         return false;
 
     return (recur == date);
 }
 // FIXME unuglify!
 // GPL from Datebookdb.cpp
 // FIXME exception list!
 bool ORecur::nextOcurrence( const QDate& from, QDate& next ) {
+    bool stillLooking;
+    stillLooking  = p_nextOccurrence( from, next );
+    while ( stillLooking && data->list.contains(next) )
+        stillLooking = p_nextOccurrence( next.addDays(1), next );
+
+    return stillLooking;
+}
+bool ORecur::p_nextOccurrence( const QDate& from, QDate& next ) {
 
    // easy checks, first are we too far in the future or too far in the past?
     QDate tmpDate;
     int freq = frequency();
     int diff, diff2, a;
     int iday, imonth, iyear;
     int dayOfWeek = 0;
     int firstOfWeek = 0;
     int weekOfMonth;
 
 
     if (hasEndDate() && endDate() < from)
 	return FALSE;
 
-    if (start() >= from) {
+    if (start() >= from  ) {
 	next = start();
 	return TRUE;
     }
 
     switch ( type() ) {
 	case 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) & days() ))
 		firstOfWeek++;
 
 	    /* there is at least one 'day', or there would be no event */
 	    while(!((1 << (dayOfWeek % 7)) & days() ))
 		dayOfWeek++;
 
 	    dayOfWeek = dayOfWeek % 7; /* the actual day of week */
 	    dayOfWeek -= start().dayOfWeek() -1;
@@ -422,25 +433,78 @@ void ORecur::setService( const QString& app ) {
     data->app = app;
 }
 void ORecur::setStart( const QDate& dt ) {
     checkOrModify();
     data->start = dt;
 }
 void ORecur::checkOrModify() {
     if ( data->count !=  1 ) {
         data->deref();
         Data* d2 = new Data;
         d2->days = data->days;
         d2->type = data->type;
         d2->freq = data->freq;
         d2->pos  = data->pos;
         d2->hasEnd = data->hasEnd;
         d2->end  = data->end;
         d2->create = data->create;
         d2->rep = data->rep;
         d2->app = data->app;
         d2->list = data->list;
         d2->start = data->start;
         data = d2;
     }
 }
+QString ORecur::toString()const {
+    QString buf;
+
+    buf += " rtype=\"";
+    switch ( data->type ) {
+    case ORecur::Daily:
+        buf += "Daily";
+        break;
+    case ORecur::Weekly:
+        buf += "Weekly";
+        break;
+    case ORecur::MonthlyDay:
+        buf += "MonthlyDay";
+        break;
+    case ORecur::MonthlyDate:
+        buf += "MonthlyDate";
+        break;
+    case ORecur::Yearly:
+        buf += "Yearly";
+        break;
+    default:
+        buf += "NoRepeat";
+        break;
+    }
+    buf += "\"";
+    if (data->days > 0 )
+	buf += " rweekdays=\"" + QString::number( static_cast<int>( data->days ) ) + "\"";
+    if ( data->pos != 0 )
+	buf += " rposition=\"" + QString::number(data->pos ) + "\"";
+
+    buf += " rfreq=\"" + QString::number( data->freq ) + "\"";
+    buf += " rhasenddate=\"" + QString::number( static_cast<int>( data->hasEnd ) ) + "\"";
+    if ( data->hasEnd )
+	buf += " enddt=\""
+	       + QString::number( OTimeZone::utc().fromUTCDateTime( QDateTime( data->end, QTime(12,0,0) ) ) )
+	       + "\"";
+    buf += " created=\"" + QString::number( OTimeZone::utc().fromUTCDateTime( data->create ) ) + "\"";
+
+    if ( data->list.isEmpty() ) return buf;
+    // save exceptions list here!!
+    ExceptionList::ConstIterator it;
+    ExceptionList list = data->list;
+    buf += " exceptions=\"";
+    QDate date;
+    for ( it = list.begin(); it != list.end(); ++it ) {
+        date = (*it);
+        if ( it != list.begin() ) buf += " ";
+
+        buf += QCString().sprintf("%04d%02d%02d", date.year(), date.month(), date.day() );
+    }
+    buf += "\"";
 
+    return buf;
+}
diff --git a/libopie/pim/orecur.h b/libopie/pim/orecur.h
index 1e0014b..b214b3f 100644
--- a/libopie/pim/orecur.h
+++ b/libopie/pim/orecur.h
@@ -52,36 +52,40 @@ public:
      */
     QString service()const;
 
     /*
      * reference to the exception list
      */
     ExceptionList &exceptions();
 
     /**
      * the current repetition
      */
     int repetition()const;
 
     void setType( const RepeatType& );
     void setFrequency( int freq );
     void setPosition( int pos );
     void setDays( char c);
     void setEndDate( const QDate& dt );
     void setStart( const QDate& dt );
     void setCreatedDateTime( const QDateTime& );
     void setHasEndDate( bool b );
     void setRepitition(int );
 
     void setService( const QString& ser );
+
+    /* almost internal */
+    QString toString()const;
 private:
+    bool p_nextOccurrence( const QDate& from, QDate& next );
     void deref();
     inline void checkOrModify();
 
 
     class Data;
     Data* data;
     class ORecurPrivate;
     ORecurPrivate *d;
 };
 
 #endif
diff --git a/libopie/pim/test/oevent_test.cpp b/libopie/pim/test/oevent_test.cpp
index 6f04995..247b83b 100644
--- a/libopie/pim/test/oevent_test.cpp
+++ b/libopie/pim/test/oevent_test.cpp
@@ -1,50 +1,54 @@
 #include <qdatetime.h>
 
 #include "../oevent.h"
 #include "../odatebookaccess.h"
 
 int main(int argc, char* argv ) {
     OEvent ev;
-    ev.setUid( 20 );
+//    ev.setUid( 20 );
 
-    ev.setDescription( "Foo" );
+    ev.setDescription( "Foo Descsfewrf" );
 
     OEvent ev2 = ev;
-    ev2.setDescription("Foo2");
+    ev2.setDescription("Foo3");
     qWarning("%s", ev2.description().latin1() );
     qWarning("%s", ev.description().latin1() );
 
     QDateTime time = QDateTime::currentDateTime();
     ev2.setStartDateTime( time );
     ev2.setTimeZone( "Europe/London" );
 
     qWarning("%s", ev2.startDateTime().toString().latin1() );
     qWarning("%s", ev2.startDateTimeInZone().toString().latin1() );
+    qWarning("%d %d", ev.isAllDay(), ev2.isAllDay() );
 
     ODateBookAccess acc;
     if(!acc.load() ) qWarning("could not load");
 
     ODateBookAccess::List::Iterator it;
     ODateBookAccess::List list = acc.allRecords();
 
     for( it = list.begin(); it != list.end(); ++it ){
 	OEvent ev = (*it);
 	qWarning("Summary: %s",ev.description().latin1() );
 	qWarning("Start: %s End: %s",ev.startDateTime().toString().latin1(), ev.endDateTime().toString().latin1() );
 	qWarning("All Day: %d",ev.isAllDay() );
 
     }
     QDate date1(2003,02,01 );
     QDate date2(2003,03,01 );
 
     OEffectiveEvent::ValueList effList = acc.effectiveEvents( date1,date2 );
     OEffectiveEvent::ValueList::Iterator effIt;
 
     for( effIt = effList.begin(); effIt != effList.end(); ++effIt ){
 	OEffectiveEvent ef = (*effIt);
 	qWarning("Summary: %s", ef.description().latin1() );
 	qWarning("Date: %s", ef.date().toString().latin1() );
     }
+    ev.setUid( 1 );
+    acc.add( ev );
+    acc.save();
 
     return 0;
 }
diff --git a/libopie2/opiepim/backend/odatebookaccessbackend_xml.cpp b/libopie2/opiepim/backend/odatebookaccessbackend_xml.cpp
index a4c514b..5239d84 100644
--- a/libopie2/opiepim/backend/odatebookaccessbackend_xml.cpp
+++ b/libopie2/opiepim/backend/odatebookaccessbackend_xml.cpp
@@ -1,95 +1,225 @@
 #include <errno.h>
 #include <fcntl.h>
 
+#include <stdio.h>
+#include <stdlib.h>
+
 #include <sys/types.h>
 #include <sys/mman.h>
 #include <sys/stat.h>
 
 #include <unistd.h>
 
 #include <qasciidict.h>
 #include <qfile.h>
 
 #include <qtopia/global.h>
 #include <qtopia/stringutil.h>
+#include <qtopia/timeconversion.h>
 
 #include "opimnotifymanager.h"
 #include "orecur.h"
 #include "otimezone.h"
 #include "odatebookaccessbackend_xml.h"
 
 namespace {
     time_t start, end, created, rp_end;
     ORecur* rec;
     ORecur* recur() {
         if (!rec)
             rec = new ORecur;
 
         return rec;
     }
     int alarmTime;
     int snd;
     enum Attribute{
-        	FDescription = 0,
-	FLocation,
-	FCategories,
-	FUid,
-	FType,
+        FDescription = 0,
+        FLocation,
+        FCategories,
+        FUid,
+        FType,
 	FAlarm,
 	FSound,
 	FRType,
 	FRWeekdays,
 	FRPosition,
 	FRFreq,
 	FRHasEndDate,
 	FREndDate,
 	FRStart,
 	FREnd,
 	FNote,
-	FCreated
+	FCreated,
+        FTimeZone,
+        FRecParent,
+        FRecChildren,
+        FExceptions
     };
+    inline void save( const OEvent& ev, QString& buf ) {
+        buf += " description=\"" + Qtopia::escapeString(ev.description() ) + "\"";
+        if (!ev.location().isEmpty() )
+            buf += " location=\"" + Qtopia::escapeString(ev.location() ) + "\"";
+
+        buf += " categories=\""+ Qtopia::escapeString( Qtopia::Record::idsToString( ev.categories() ) ) + "\"";
+        buf += " uid=\"" + QString::number( ev.uid() ) + "\"";
+
+        if (ev.isAllDay() )
+            buf += " type=\"AllDay\"";
+
+        if (ev.hasNotifiers() ) {
+            OPimAlarm alarm = ev.notifiers().alarms()[0]; // take only the first
+            int minutes = alarm.dateTime().secsTo( ev.startDateTime() ) / 60;
+            buf += " alarm=\"" + QString::number(minutes) + "\" sound=\"";
+            if ( alarm.sound() == OPimAlarm::Loud )
+                buf += "loud";
+            else
+                buf += "silent";
+            buf += "\"";
+        }
+        if ( ev.hasRecurrence() ) {
+            buf += ev.recurrence().toString();
+        }
+
+        /*
+         * fscking timezones :) well, we'll first convert
+         * the QDateTime to a QDateTime in UTC time
+         * and then we'll create a nice time_t
+         */
+        OTimeZone zone( ev.timeZone().isEmpty() ? OTimeZone::current() : ev.timeZone() );
+        buf += " start=\"" + QString::number( zone.fromUTCDateTime( zone.toDateTime( ev.startDateTime(), OTimeZone::utc() ) ) )  + "\"";
+        buf += " end=\""   + QString::number( zone.fromUTCDateTime( zone.toDateTime( ev.endDateTime()  , OTimeZone::utc() ) ) )   + "\"";
+        if (!ev.note().isEmpty() ) {
+            buf += " note=\"" + Qtopia::escapeString( ev.note() ) + "\"";
+        }
+
+        buf += " timezone=\"";
+        if ( ev.timeZone().isEmpty() )
+            buf += "None";
+        else
+            buf += ev.timeZone();
+
+        if (ev.parent() != 0 ) {
+            buf += " recparent=\""+QString::number(ev.parent() )+"\"";
+        }
+
+        if (ev.children().count() != 0 ) {
+            QArray<int> children = ev.children();
+            buf += " recchildren=\"";
+            for ( uint i = 0; i < children.count(); i++ ) {
+                if ( i != 0 ) buf += " ";
+                buf += QString::number( children[i] );
+            }
+            buf+= "\"";
+        }
+
+        // skip custom writing
+    }
+
+    inline bool forAll( const QMap<int, OEvent>& list, QFile& file ) {
+        QMap<int, OEvent>::ConstIterator it;
+        QString buf;
+        QCString str;
+        int total_written;
+        for ( it = list.begin(); it != list.end(); ++it ) {
+            buf = "<event";
+            save( it.data(), buf );
+            buf += " />\n";
+            str = buf.utf8();
+
+            total_written = file.writeBlock(str.data(), str.length() );
+            if ( total_written != int(str.length() ) )
+                return false;
+        }
+        return true;
+    }
 }
 
 ODateBookAccessBackend_XML::ODateBookAccessBackend_XML( const QString& ,
                                                         const QString& fileName )
     : ODateBookAccessBackend() {
     m_name = fileName.isEmpty() ? Global::applicationFileName( "datebook", "datebook.xml" ) : fileName;
     m_changed = false;
 }
 ODateBookAccessBackend_XML::~ODateBookAccessBackend_XML() {
 }
 bool ODateBookAccessBackend_XML::load() {
     return loadFile();
 }
 bool ODateBookAccessBackend_XML::reload() {
     clear();
     return load();
 }
 bool ODateBookAccessBackend_XML::save() {
-    if (!m_changed) return true;
-    m_changed = false;
+    qWarning("going to save now");
+//    if (!m_changed) return true;
+
+    int total_written;
+    QString strFileNew = m_name + ".new";
+
+    QFile f( strFileNew );
+    if (!f.open( IO_WriteOnly | IO_Raw ) ) return false;
+
+    QString buf( "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" );
+    buf += "<!DOCTYPE DATEBOOK><DATEBOOK>\n";
+    buf += "<events>\n";
+    QCString str = buf.utf8();
+    total_written = f.writeBlock( str.data(), str.length() );
+    if ( total_written != int(str.length() ) ) {
+        f.close();
+        QFile::remove( strFileNew );
+        return false;
+    }
 
+    if (!forAll( m_raw, f ) ) {
+        f.close();
+        QFile::remove( strFileNew );
+        return false;
+    }
+    if (!forAll( m_rep, f ) ) {
+        f.close();
+        QFile::remove( strFileNew );
+        return false;
+    }
+
+    buf = "</events>\n</DATEBOOK>\n";
+    str = buf.utf8();
+    total_written = f.writeBlock( str.data(), str.length() );
+    if ( total_written != int(str.length() ) ) {
+        f.close();
+        QFile::remove( strFileNew );
+        return false;
+    }
+    f.close();
+
+    exit(0);
+    if ( ::rename( strFileNew, m_name ) < 0 ) {
+        QFile::remove( strFileNew );
+        return false;
+    }
+
+    m_changed = false;
     return true;
 }
 QArray<int> ODateBookAccessBackend_XML::allRecords()const {
     QArray<int> ints( m_raw.count()+ m_rep.count() );
     uint i = 0;
     QMap<int, OEvent>::ConstIterator it;
 
     for ( it = m_raw.begin(); it != m_raw.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
     for ( it = m_rep.begin(); it != m_rep.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
 
     return ints;
 }
 QArray<int> ODateBookAccessBackend_XML::queryByExample(const OEvent&, int ) {
     return QArray<int>();
 }
 void ODateBookAccessBackend_XML::clear() {
     m_raw.clear();
     m_rep.clear();
@@ -162,67 +292,71 @@ OEvent::ValueList ODateBookAccessBackend_XML::directRawRepeats() {
         list.append( it.data() );
 
     return list;
 }
 bool ODateBookAccessBackend_XML::loadFile() {
     m_changed = false;
 
     int fd = ::open( QFile::encodeName(m_name).data(), O_RDONLY );
     if ( fd < 0 ) return false;
 
     struct stat attribute;
     if ( ::fstat(fd, &attribute ) == -1 ) {
         ::close( fd );
         return false;
     }
     void* map_addr = ::mmap(NULL, attribute.st_size, PROT_READ, MAP_SHARED, fd, 0 );
     if ( map_addr == ( (caddr_t)-1) ) {
         ::close( fd );
         return false;
     }
 
     ::madvise( map_addr, attribute.st_size, MADV_SEQUENTIAL );
     ::close( fd );
 
-    QAsciiDict<int> dict(FCreated+1);
+    QAsciiDict<int> dict(FExceptions+1);
     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( "recparent", new int(FRecParent) );
+    dict.insert( "recchildren", new int(FRecChildren) );
+    dict.insert( "exceptions", new int(FExceptions) );
+    dict.insert( "timezone", new int(FTimeZone) );
 
     char* dt = (char*)map_addr;
     int len = attribute.st_size;
     int i = 0;
     char* point;
     const char* collectionString = "<event ";
     int strLen = ::strlen(collectionString);
     int *find;
     while ( dt + 1 != 0 && (( point = ::strstr( dt+i, collectionString ) ) != 0 ) ) {
         i = point -dt;
         i+= strLen;
 
         alarmTime = -1;
         snd = 0; // silent
 
         OEvent ev;
         rec = 0;
 
         while ( TRUE ) {
             while ( i < len && (dt[i] == ' ' || dt[i] == '\n' || dt[i] == '\r') )
 		++i;
 	    if ( i >= len-2 || (dt[i] == '/' && dt[i+1] == '>') )
 		break;
 
@@ -268,52 +402,57 @@ bool ODateBookAccessBackend_XML::loadFile() {
              */
             find = dict[attr.data()];
             if (!find)
                 ev.setCustomField( attr, value );
             else {
                 setField( ev, *find, value );
             }
         }
         /* time to finalize */
         finalizeRecord( ev );
         add( ev );
         delete rec;
     }
     ::munmap(map_addr, attribute.st_size );
     m_changed = false; // changed during add
 
     return true;
 }
 void ODateBookAccessBackend_XML::finalizeRecord( OEvent& ev ) {
     /* AllDay is alway in UTC */
     if ( ev.isAllDay() ) {
         OTimeZone utc = OTimeZone::utc();
         ev.setStartDateTime( utc.fromUTCDateTime( start ) );
         ev.setEndDateTime  ( utc.fromUTCDateTime( end   ) );
+        ev.setTimeZone( "UTC"); // make sure it is really utc
     }else {
+        /* to current date time */
         OTimeZone zone( ev.timeZone().isEmpty() ? OTimeZone::current() : ev.timeZone() );
-        ev.setStartDateTime( zone.toDateTime( start ) );
-        ev.setEndDateTime  ( zone.toDateTime( end   ) );
+        QDateTime date = zone.toDateTime( start );
+        ev.setStartDateTime( zone.toDateTime( date, OTimeZone::current() ) );
+
+        date = zone.toDateTime( end );
+        ev.setEndDateTime  ( zone.toDateTime( date, OTimeZone::current()   ) );
     }
     if ( rec && rec->doesRecur() ) {
         OTimeZone utc = OTimeZone::utc();
         ORecur recu( *rec ); // call copy c'tor;
         recu.setEndDate ( utc.fromUTCDateTime( rp_end ).date() );
         recu.setCreatedDateTime( utc.fromUTCDateTime( created ) );
         recu.setStart( ev.startDateTime().date() );
         ev.setRecurrence( recu );
     }
 
     if (alarmTime != -1 ) {
         QDateTime dt = ev.startDateTime().addSecs( -1*alarmTime*60 );
         OPimAlarm al( snd ,  dt  );
         ev.notifiers().add( al );
     }
     if ( m_raw.contains( ev.uid() ) || m_rep.contains( ev.uid() ) ) {
         ev.setUid( 1 );
     }
     if ( ev.hasRecurrence() )
         m_rep.insert( ev.uid(), ev );
     else
         m_raw.insert( ev.uid(), ev );
 
 }
@@ -368,28 +507,51 @@ void ODateBookAccessBackend_XML::setField( OEvent& e, int id, const QString& val
     case FRFreq:
         recur()->setFrequency( value.toInt() );
         break;
     case FRHasEndDate:
         recur()->setHasEndDate( value.toInt() );
         break;
     case FREndDate: {
         rp_end = (time_t) value.toLong();
         break;
     }
     case FRStart: {
         start =  (time_t) value.toLong();
         break;
     }
     case FREnd: {
         end = ( (time_t) value.toLong() );
         break;
     }
     case FNote:
         e.setNote( value );
         break;
     case FCreated:
         created = value.toInt();
         break;
+    case FRecParent:
+        e.setParent( value.toInt() );
+        break;
+    case FRecChildren:{
+        QStringList list = QStringList::split(' ', value );
+        for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
+            e.addChild( (*it).toInt() );
+        }
+    }
+        break;
+    case FExceptions:{
+        QStringList list = QStringList::split(' ', value );
+        for (QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
+            QDate date( (*it).left(4).toInt(), (*it).mid(4, 2).toInt(), (*it).right(2).toInt() );
+            qWarning("adding exception %s", date.toString().latin1() );
+            recur()->exceptions().append( date );
+        }
+    }
+        break;
+    case FTimeZone:
+        if ( value != "None" )
+            e.setTimeZone( value );
+        break;
     default:
         break;
     }
 }
diff --git a/libopie2/opiepim/core/orecur.cpp b/libopie2/opiepim/core/orecur.cpp
index e6a4787..e3b45b4 100644
--- a/libopie2/opiepim/core/orecur.cpp
+++ b/libopie2/opiepim/core/orecur.cpp
@@ -1,28 +1,31 @@
+#include <time.h>
+
 #include <qshared.h>
 
 #include <qtopia/timeconversion.h>
 
+#include "otimezone.h"
 #include "orecur.h"
 
 struct ORecur::Data : public QShared {
     Data() : QShared() {
         type = ORecur::NoRepeat;
         freq = -1;
         days = 0;
         pos = 0;
         create = QDateTime::currentDateTime();
         hasEnd = FALSE;
         end = QDate::currentDate();
     }
     char days; // Q_UINT8 for 8 seven days;)
     ORecur::RepeatType type;
     int freq;
     int pos;
     bool hasEnd : 1;
     QDate end;
     QDateTime create;
     int rep;
     QString app;
     ExceptionList list;
     QDate start;
 };
@@ -60,63 +63,71 @@ ORecur &ORecur::operator=( const ORecur& re) {
 
     return *this;
 }
 bool ORecur::doesRecur()const {
     return !( type() == NoRepeat );
 }
 /*
  * we try to be smart here
  *
  */
 bool ORecur::doesRecur( const QDate& date ) {
     /* the day before the recurrance */
     QDate da = date.addDays(-1);
 
     QDate recur;
     if (!nextOcurrence( da, recur ) )
         return false;
 
     return (recur == date);
 }
 // FIXME unuglify!
 // GPL from Datebookdb.cpp
 // FIXME exception list!
 bool ORecur::nextOcurrence( const QDate& from, QDate& next ) {
+    bool stillLooking;
+    stillLooking  = p_nextOccurrence( from, next );
+    while ( stillLooking && data->list.contains(next) )
+        stillLooking = p_nextOccurrence( next.addDays(1), next );
+
+    return stillLooking;
+}
+bool ORecur::p_nextOccurrence( const QDate& from, QDate& next ) {
 
    // easy checks, first are we too far in the future or too far in the past?
     QDate tmpDate;
     int freq = frequency();
     int diff, diff2, a;
     int iday, imonth, iyear;
     int dayOfWeek = 0;
     int firstOfWeek = 0;
     int weekOfMonth;
 
 
     if (hasEndDate() && endDate() < from)
 	return FALSE;
 
-    if (start() >= from) {
+    if (start() >= from  ) {
 	next = start();
 	return TRUE;
     }
 
     switch ( type() ) {
 	case 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) & days() ))
 		firstOfWeek++;
 
 	    /* there is at least one 'day', or there would be no event */
 	    while(!((1 << (dayOfWeek % 7)) & days() ))
 		dayOfWeek++;
 
 	    dayOfWeek = dayOfWeek % 7; /* the actual day of week */
 	    dayOfWeek -= start().dayOfWeek() -1;
@@ -422,25 +433,78 @@ void ORecur::setService( const QString& app ) {
     data->app = app;
 }
 void ORecur::setStart( const QDate& dt ) {
     checkOrModify();
     data->start = dt;
 }
 void ORecur::checkOrModify() {
     if ( data->count !=  1 ) {
         data->deref();
         Data* d2 = new Data;
         d2->days = data->days;
         d2->type = data->type;
         d2->freq = data->freq;
         d2->pos  = data->pos;
         d2->hasEnd = data->hasEnd;
         d2->end  = data->end;
         d2->create = data->create;
         d2->rep = data->rep;
         d2->app = data->app;
         d2->list = data->list;
         d2->start = data->start;
         data = d2;
     }
 }
+QString ORecur::toString()const {
+    QString buf;
+
+    buf += " rtype=\"";
+    switch ( data->type ) {
+    case ORecur::Daily:
+        buf += "Daily";
+        break;
+    case ORecur::Weekly:
+        buf += "Weekly";
+        break;
+    case ORecur::MonthlyDay:
+        buf += "MonthlyDay";
+        break;
+    case ORecur::MonthlyDate:
+        buf += "MonthlyDate";
+        break;
+    case ORecur::Yearly:
+        buf += "Yearly";
+        break;
+    default:
+        buf += "NoRepeat";
+        break;
+    }
+    buf += "\"";
+    if (data->days > 0 )
+	buf += " rweekdays=\"" + QString::number( static_cast<int>( data->days ) ) + "\"";
+    if ( data->pos != 0 )
+	buf += " rposition=\"" + QString::number(data->pos ) + "\"";
+
+    buf += " rfreq=\"" + QString::number( data->freq ) + "\"";
+    buf += " rhasenddate=\"" + QString::number( static_cast<int>( data->hasEnd ) ) + "\"";
+    if ( data->hasEnd )
+	buf += " enddt=\""
+	       + QString::number( OTimeZone::utc().fromUTCDateTime( QDateTime( data->end, QTime(12,0,0) ) ) )
+	       + "\"";
+    buf += " created=\"" + QString::number( OTimeZone::utc().fromUTCDateTime( data->create ) ) + "\"";
+
+    if ( data->list.isEmpty() ) return buf;
+    // save exceptions list here!!
+    ExceptionList::ConstIterator it;
+    ExceptionList list = data->list;
+    buf += " exceptions=\"";
+    QDate date;
+    for ( it = list.begin(); it != list.end(); ++it ) {
+        date = (*it);
+        if ( it != list.begin() ) buf += " ";
+
+        buf += QCString().sprintf("%04d%02d%02d", date.year(), date.month(), date.day() );
+    }
+    buf += "\"";
 
+    return buf;
+}
diff --git a/libopie2/opiepim/core/orecur.h b/libopie2/opiepim/core/orecur.h
index 1e0014b..b214b3f 100644
--- a/libopie2/opiepim/core/orecur.h
+++ b/libopie2/opiepim/core/orecur.h
@@ -52,36 +52,40 @@ public:
      */
     QString service()const;
 
     /*
      * reference to the exception list
      */
     ExceptionList &exceptions();
 
     /**
      * the current repetition
      */
     int repetition()const;
 
     void setType( const RepeatType& );
     void setFrequency( int freq );
     void setPosition( int pos );
     void setDays( char c);
     void setEndDate( const QDate& dt );
     void setStart( const QDate& dt );
     void setCreatedDateTime( const QDateTime& );
     void setHasEndDate( bool b );
     void setRepitition(int );
 
     void setService( const QString& ser );
+
+    /* almost internal */
+    QString toString()const;
 private:
+    bool p_nextOccurrence( const QDate& from, QDate& next );
     void deref();
     inline void checkOrModify();
 
 
     class Data;
     Data* data;
     class ORecurPrivate;
     ORecurPrivate *d;
 };
 
 #endif
diff --git a/libopie2/opiepim/oevent.cpp b/libopie2/opiepim/oevent.cpp
index ada596c..c3eeee2 100644
--- a/libopie2/opiepim/oevent.cpp
+++ b/libopie2/opiepim/oevent.cpp
@@ -21,119 +21,129 @@ int OCalendarHelper::week( const QDate& date) {
 
     return week;
 }
 int OCalendarHelper::ocurrence( const QDate& date) {
     // calculates the number of occurrances of this day of the
     // week till the given date (e.g 3rd Wednesday of the month)
     return ( date.day() - 1 ) / 7 + 1;
 }
 int OCalendarHelper::dayOfWeek( char day ) {
     int dayOfWeek = 1;
     char i = ORecur::MON;
     while ( !( i & day ) && i <= ORecur::SUN ) {
         i <<= 1;
         ++dayOfWeek;
     }
     return dayOfWeek;
 }
 int OCalendarHelper::monthDiff( const QDate& first, const QDate& second ) {
     return ( second.year() - first.year() ) * 12 +
         second.month() - first.month();
 }
 
 struct OEvent::Data : public QShared {
     Data() : QShared() {
+        child = 0;
         recur = 0;
         manager = 0;
         isAllDay = false;
+        parent = 0;
     }
     ~Data() {
         delete manager;
         delete recur;
     }
     QString description;
     QString location;
     OPimNotifyManager* manager;
     ORecur* recur;
     QString note;
     QDateTime created;
     QDateTime start;
     QDateTime end;
     bool isAllDay : 1;
     QString timezone;
+    QArray<int>* child;
+    int parent;
 };
 
 OEvent::OEvent( int uid )
     : OPimRecord( uid ) {
     data = new Data;
 }
 OEvent::OEvent( const OEvent& ev)
     : OPimRecord( ev ), data( ev.data )
 {
     data->ref();
 }
 OEvent::~OEvent() {
     if ( data->deref() ) {
         delete data;
         data = 0;
     }
 }
 OEvent& OEvent::operator=( const OEvent& ev) {
     if ( *this == ev ) return  *this;
 
     OPimRecord::operator=( ev );
     ev.data->ref();
     deref();
     data = ev.data;
 
 
     return *this;
 }
 QString OEvent::description()const {
     return data->description;
 }
 void OEvent::setDescription( const QString& description ) {
     changeOrModify();
     data->description = description;
 }
 void OEvent::setLocation( const QString& loc ) {
     changeOrModify();
     data->location = loc;
 }
 QString OEvent::location()const {
     return data->location;
 }
-OPimNotifyManager &OEvent::notifiers() {
+OPimNotifyManager &OEvent::notifiers()const {
     // I hope we can skip the changeOrModify here
     // the notifier should take care of it
     // and OPimNotify is shared too
     if (!data->manager )
         data->manager = new OPimNotifyManager;
 
     return *data->manager;
 }
 bool OEvent::hasNotifiers()const {
-    return  ( data->manager);
+    if (!data->manager )
+        return false;
+    if (data->manager->reminders().isEmpty() &&
+        data->manager->alarms().isEmpty() )
+        return false;
+
+    return true;
 }
 ORecur OEvent::recurrence()const {
     if (!data->recur)
         data->recur = new ORecur;
 
     return *data->recur;
 }
 void OEvent::setRecurrence( const ORecur& rec) {
     changeOrModify();
     if (data->recur )
         (*data->recur) = rec;
     else
         data->recur = new ORecur( rec );
 }
 bool OEvent::hasRecurrence()const {
     if (!data->recur ) return false;
     return data->recur->doesRecur();
 }
 QString OEvent::note()const {
     return data->note;
 }
 void OEvent::setNote( const QString& note ) {
     changeOrModify();
     data->note = note;
@@ -176,109 +186,157 @@ QDateTime OEvent::endDateTimeInZone()const {
 
     OTimeZone zone(data->timezone  );
     return zone.toDateTime( data->end, OTimeZone::current() );
 }
 void OEvent::setEndDateTime( const QDateTime& dt ) {
     changeOrModify();
     data->end =    dt;
 }
 bool OEvent::isMultipleDay()const {
     return data->end.date().day() - data->start.date().day();
 }
 bool OEvent::isAllDay()const {
     return data->isAllDay;
 }
 void OEvent::setAllDay( bool allDay ) {
     changeOrModify();
     data->isAllDay = allDay;
     if (allDay ) data->timezone = "UTC";
 }
 void OEvent::setTimeZone( const QString& tz ) {
     changeOrModify();
     data->timezone = tz;
 }
 QString OEvent::timeZone()const {
+    if (data->isAllDay ) return QString::fromLatin1("UTC");
     return data->timezone;
 }
 bool OEvent::match( const QRegExp& )const {
     // FIXME
     return false;
 }
 QString OEvent::toRichText()const {
     // FIXME
     return "OEvent test";
 }
 QString OEvent::toShortText()const {
     return "OEvent shotText";
 }
 QString OEvent::type()const {
     return QString::fromLatin1("OEvent");
 }
 QString OEvent::recordField( int /*id */ )const {
     return QString::null;
 }
 int OEvent::rtti() {
     return OPimResolver::DateBook;
 }
 bool OEvent::loadFromStream( QDataStream& ) {
     return true;
 }
 bool OEvent::saveToStream( QDataStream& )const {
     return true;
 }
 void OEvent::changeOrModify() {
     if ( data->count != 1 ) {
         data->deref();
         Data* d2 = new Data;
         d2->description = data->description;
         d2->location = data->location;
         d2->manager = data->manager;
         d2->recur = data->recur;
         d2->note = data->note;
         d2->created = data->created;
         d2->start = data->start;
         d2->end = data->end;
         d2->isAllDay = data->isAllDay;
         d2->timezone = data->timezone;
+        d2->parent = data->parent;
+        d2->child = data->child;
+
+        if (d2->child )
+            d2->child->detach();
 
         data = d2;
     }
 }
 void OEvent::deref() {
     if ( data->deref() ) {
         delete data;
         data = 0;
     }
 }
 // FIXME
 QMap<int, QString> OEvent::toMap()const {
     return QMap<int, QString>();
 }
 QMap<QString, QString> OEvent::toExtraMap()const {
     return QMap<QString, QString>();
 }
+int OEvent::parent()const {
+    return data->parent;
+}
+void OEvent::setParent( int uid ) {
+    changeOrModify();
+    data->parent = uid;
+}
+QArray<int> OEvent::children() const{
+    if (!data->child) return QArray<int>();
+    else
+        return data->child->copy();
+}
+void OEvent::setChildren( const QArray<int>& arr ) {
+    changeOrModify();
+    if (data->child) delete data->child;
 
-
+    data->child = new QArray<int>( arr );
+    data->child->detach();
+}
+void OEvent::addChild( int uid ) {
+    changeOrModify();
+    if (!data->child ) {
+        data->child = new QArray<int>(1);
+        (*data->child)[0] = uid;
+    }else{
+        int count = data->child->count();
+        data->child->resize( count + 1 );
+        (*data->child)[count] = uid;
+    }
+}
+void OEvent::removeChild( int uid ) {
+    if (!data->child || !data->child->contains( uid ) ) return;
+    changeOrModify();
+    QArray<int> newAr( data->child->count() - 1 );
+    int j = 0;
+    uint count = data->child->count();
+    for ( uint i = 0; i < count; i++ ) {
+        if ( (*data->child)[i] != uid ) {
+            newAr[j] = (*data->child)[i];
+            j++;
+        }
+    }
+    (*data->child) = newAr;
+}
 struct OEffectiveEvent::Data : public QShared {
     Data() : QShared() {
     }
     OEvent event;
     QDate date;
     QTime start, end;
     QDate startDate, endDate;
     bool dates : 1;
 };
 
 OEffectiveEvent::OEffectiveEvent() {
     data = new Data;
     data->date = QDate::currentDate();
     data->start = data->end = QTime::currentTime();
     data->dates = false;
 }
 OEffectiveEvent::OEffectiveEvent( const OEvent& ev, const QDate& startDate,
                                   Position pos ) {
     data = new Data;
     data->event = ev;
     data->date = startDate;
     if ( pos & Start )
         data->start = ev.startDateTime().time();
     else
diff --git a/libopie2/opiepim/oevent.h b/libopie2/opiepim/oevent.h
index c718e2e..585515c 100644
--- a/libopie2/opiepim/oevent.h
+++ b/libopie2/opiepim/oevent.h
@@ -40,87 +40,95 @@ public:
         Location,
         Alarm,
         Reminder,
         Recurrence,
         Note,
         Created,
         StartDate,
         EndDate,
         AllDay,
         TimeZone
     };
 
     OEvent(int uid = 0);
     OEvent( const OEvent& );
     ~OEvent();
     OEvent &operator=( const OEvent& );
 
     QString description()const;
     void setDescription( const QString& description );
 
     QString location()const;
     void setLocation( const QString& loc );
 
     bool hasNotifiers()const;
-    OPimNotifyManager &notifiers();
+    OPimNotifyManager &notifiers()const;
 
     ORecur recurrence()const;
     void setRecurrence( const ORecur& );
     bool hasRecurrence()const;
 
     QString note()const;
     void setNote( const QString& note );
 
 
     QDateTime createdDateTime()const;
     void setCreatedDateTime( const QDateTime& dt);
 
     /** set the date to dt. dt is the QDateTime in localtime */
     void setStartDateTime( const QDateTime& );
     /** returns the datetime in the local timeZone */
     QDateTime startDateTime()const;
 
     /** returns the start datetime in the current zone */
     QDateTime startDateTimeInZone()const;
 
     /** in current timezone */
     void setEndDateTime( const QDateTime& );
     /** in current timezone */
     QDateTime endDateTime()const;
     QDateTime endDateTimeInZone()const;
 
     bool isMultipleDay()const;
     bool isAllDay()const;
     void setAllDay( bool isAllDay );
 
     /* pin this event to a timezone! FIXME */
     void setTimeZone( const QString& timeZone );
     QString timeZone()const;
 
 
     bool match( const QRegExp& )const;
 
+    /** For exception to recurrence here is a list of children...  */
+    QArray<int> children()const;
+    void setChildren( const QArray<int>& );
+    void addChild( int uid );
+    void removeChild( int uid );
 
+    /** return the parent OEvent */
+    int parent()const;
+    void setParent( int uid );
 
 
     /* needed reimp */
     QString toRichText()const;
     QString toShortText()const;
     QString type()const;
 
     QMap<int, QString> toMap()const;
     QMap<QString, QString> toExtraMap()const;
     QString recordField(int )const;
 
     static int rtti();
 
     bool loadFromStream( QDataStream& );
     bool saveToStream( QDataStream& )const;
 
 /*    bool operator==( const OEvent& );
     bool operator!=( const OEvent& );
     bool operator<( const OEvent& );
     bool operator<=( const OEvent& );
     bool operator>( const OEvent& );
     bool operator>=(const OEvent& );
 */
 private: