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
@@ -1,7 +1,10 @@
 #include <errno.h>
 #include <fcntl.h>
 
+#include <stdio.h>
+#include <stdlib.h>
+
 #include <sys/types.h>
 #include <sys/mman.h>
 #include <sys/stat.h>
 
@@ -11,8 +14,9 @@
 #include <qfile.h>
 
 #include <qtopia/global.h>
 #include <qtopia/stringutil.h>
+#include <qtopia/timeconversion.h>
 
 #include "opimnotifymanager.h"
 #include "orecur.h"
 #include "otimezone.h"
@@ -29,13 +33,13 @@ namespace {
     }
     int alarmTime;
     int snd;
     enum Attribute{
-        	FDescription = 0,
-	FLocation,
-	FCategories,
-	FUid,
-	FType,
+        FDescription = 0,
+        FLocation,
+        FCategories,
+        FUid,
+        FType,
 	FAlarm,
 	FSound,
 	FRType,
 	FRWeekdays,
@@ -45,10 +49,91 @@ namespace {
 	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 )
@@ -65,11 +150,56 @@ 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() );
@@ -182,9 +312,9 @@ bool ODateBookAccessBackend_XML::loadFile() {
 
     ::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) );
@@ -201,8 +331,12 @@ bool ODateBookAccessBackend_XML::loadFile() {
     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;
@@ -288,12 +422,17 @@ void ODateBookAccessBackend_XML::finalizeRecord( OEvent& ev ) {
     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;
@@ -388,8 +527,31 @@ void ODateBookAccessBackend_XML::setField( OEvent& e, int id, const QString& val
         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
@@ -41,11 +41,13 @@ int OCalendarHelper::monthDiff( const QDate& first, const QDate& second ) {
 }
 
 struct OEvent::Data : public QShared {
     Data() : QShared() {
+        child = 0;
         recur = 0;
         manager = 0;
         isAllDay = false;
+        parent = 0;
     }
     ~Data() {
         delete manager;
         delete recur;
@@ -59,8 +61,10 @@ struct OEvent::Data : public QShared {
     QDateTime start;
     QDateTime end;
     bool isAllDay : 1;
     QString timezone;
+    QArray<int>* child;
+    int parent;
 };
 
 OEvent::OEvent( int uid )
     : OPimRecord( uid ) {
@@ -101,9 +105,9 @@ void OEvent::setLocation( const QString& 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 )
@@ -111,9 +115,15 @@ OPimNotifyManager &OEvent::notifiers() {
 
     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;
@@ -196,8 +206,9 @@ 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
@@ -238,8 +249,13 @@ void OEvent::changeOrModify() {
         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;
     }
 }
@@ -255,10 +271,52 @@ QMap<int, QString> OEvent::toMap()const {
 }
 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;
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
@@ -60,9 +60,9 @@ public:
     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;
@@ -98,9 +98,17 @@ public:
 
 
     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;
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
@@ -1,8 +1,11 @@
+#include <time.h>
+
 #include <qshared.h>
 
 #include <qtopia/timeconversion.h>
 
+#include "otimezone.h"
 #include "orecur.h"
 
 struct ORecur::Data : public QShared {
     Data() : QShared() {
@@ -80,8 +83,16 @@ bool ORecur::doesRecur( const QDate& 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();
@@ -94,9 +105,9 @@ bool ORecur::nextOcurrence( const QDate& from, QDate& next ) {
 
     if (hasEndDate() && endDate() < from)
 	return FALSE;
 
-    if (start() >= from) {
+    if (start() >= from  ) {
 	next = start();
 	return TRUE;
     }
 
@@ -442,5 +453,58 @@ void ORecur::checkOrModify() {
         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
@@ -72,9 +72,13 @@ public:
     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();
 
 
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
@@ -4,14 +4,14 @@
 #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();
@@ -19,8 +19,9 @@ int main(int argc, char* argv ) {
     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");
 
@@ -44,7 +45,10 @@ int main(int argc, char* argv ) {
 	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
@@ -1,7 +1,10 @@
 #include <errno.h>
 #include <fcntl.h>
 
+#include <stdio.h>
+#include <stdlib.h>
+
 #include <sys/types.h>
 #include <sys/mman.h>
 #include <sys/stat.h>
 
@@ -11,8 +14,9 @@
 #include <qfile.h>
 
 #include <qtopia/global.h>
 #include <qtopia/stringutil.h>
+#include <qtopia/timeconversion.h>
 
 #include "opimnotifymanager.h"
 #include "orecur.h"
 #include "otimezone.h"
@@ -29,13 +33,13 @@ namespace {
     }
     int alarmTime;
     int snd;
     enum Attribute{
-        	FDescription = 0,
-	FLocation,
-	FCategories,
-	FUid,
-	FType,
+        FDescription = 0,
+        FLocation,
+        FCategories,
+        FUid,
+        FType,
 	FAlarm,
 	FSound,
 	FRType,
 	FRWeekdays,
@@ -45,10 +49,91 @@ namespace {
 	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 )
@@ -65,11 +150,56 @@ 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() );
@@ -182,9 +312,9 @@ bool ODateBookAccessBackend_XML::loadFile() {
 
     ::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) );
@@ -201,8 +331,12 @@ bool ODateBookAccessBackend_XML::loadFile() {
     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;
@@ -288,12 +422,17 @@ void ODateBookAccessBackend_XML::finalizeRecord( OEvent& ev ) {
     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;
@@ -388,8 +527,31 @@ void ODateBookAccessBackend_XML::setField( OEvent& e, int id, const QString& val
         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
@@ -1,8 +1,11 @@
+#include <time.h>
+
 #include <qshared.h>
 
 #include <qtopia/timeconversion.h>
 
+#include "otimezone.h"
 #include "orecur.h"
 
 struct ORecur::Data : public QShared {
     Data() : QShared() {
@@ -80,8 +83,16 @@ bool ORecur::doesRecur( const QDate& 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();
@@ -94,9 +105,9 @@ bool ORecur::nextOcurrence( const QDate& from, QDate& next ) {
 
     if (hasEndDate() && endDate() < from)
 	return FALSE;
 
-    if (start() >= from) {
+    if (start() >= from  ) {
 	next = start();
 	return TRUE;
     }
 
@@ -442,5 +453,58 @@ void ORecur::checkOrModify() {
         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
@@ -72,9 +72,13 @@ public:
     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();
 
 
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
@@ -41,11 +41,13 @@ int OCalendarHelper::monthDiff( const QDate& first, const QDate& second ) {
 }
 
 struct OEvent::Data : public QShared {
     Data() : QShared() {
+        child = 0;
         recur = 0;
         manager = 0;
         isAllDay = false;
+        parent = 0;
     }
     ~Data() {
         delete manager;
         delete recur;
@@ -59,8 +61,10 @@ struct OEvent::Data : public QShared {
     QDateTime start;
     QDateTime end;
     bool isAllDay : 1;
     QString timezone;
+    QArray<int>* child;
+    int parent;
 };
 
 OEvent::OEvent( int uid )
     : OPimRecord( uid ) {
@@ -101,9 +105,9 @@ void OEvent::setLocation( const QString& 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 )
@@ -111,9 +115,15 @@ OPimNotifyManager &OEvent::notifiers() {
 
     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;
@@ -196,8 +206,9 @@ 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
@@ -238,8 +249,13 @@ void OEvent::changeOrModify() {
         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;
     }
 }
@@ -255,10 +271,52 @@ QMap<int, QString> OEvent::toMap()const {
 }
 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;
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
@@ -60,9 +60,9 @@ public:
     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;
@@ -98,9 +98,17 @@ public:
 
 
     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;