Tille ask Diana how she was able to trigger that bug?

I nominate her for the bug finding queen 2002.
Ok I just fixed two possible crashes with the risk of losing
data.

1 files changed, 17 insertions, 8 deletions

diff --git a/core/pim/addressbook/abtable.cpp b/core/pim/addressbook/abtable.cpp
index e9e6a0b..3fa1a7c 100644
--- a/core/pim/addressbook/abtable.cpp
+++ b/core/pim/addressbook/abtable.cpp
@@ -517,96 +517,98 @@ bool AbTable::save( const QString &fn )
     QCString cstr = out.utf8();
     total_written = f.writeBlock( cstr.data(), cstr.length() );
     if ( total_written != int(cstr.length()) ) {
 	f.close();
  	QFile::remove( strNewFile );
  	return false;
     }
     f.close();
 
 //     qDebug("saving: %d", t.elapsed() );
 
     // move the file over, I'm just going to use the system call
     // because, I don't feel like using QDir.
     if ( ::rename( strNewFile.latin1(), fn.latin1() ) < 0 ) {
 	qWarning( "problem renaming file %s to %s, errno: %d",
 		  strNewFile.latin1(), fn.latin1(), errno );
 	// remove the tmp file...
 	QFile::remove( strNewFile );
     }
     // remove the journal...
     QFile::remove( journalFileName() );
     return true;
 }
 
 void AbTable::load( const QString &fn )
 {
     setSorting( false );
     loadFile( fn, false );
     // merge in the journal
     if ( QFile::exists( journalFileName() ) ) {
 	loadFile( journalFileName(), true );
 	save( fn );
     }
     setSorting( true );
     resort();
 }
 
 void AbTable::loadFile( const QString &strFile, bool journalFile )
 {
 //     QTime t;
 //     t.start();
     QFile f( strFile );
     if ( !f.open(IO_ReadOnly) )
 	return;
     QList<Contact> list;
     list.setAutoDelete( TRUE );
     QByteArray ba = f.readAll();
     f.close();
+   if (ba.isEmpty() )
+       return;
     char *uc = ba.data();//(QChar *)data.unicode();
     int len = ba.size();//data.length();
     bool foundAction = false;
     Contact::journal_action action;
     bool foundKey = false;
     int journalKey = 0;
 
     const int JOURNALACTION = Qtopia::Notes + 1;
     const int JOURNALROW = JOURNALACTION + 1;
 
     // **********************************
     // CHANGE THE SIZE OF THE DICT IF YOU ADD ANY MORE FIELDS!!!!
     // **********************************
     QAsciiDict<int> dict( 47 );
     dict.setAutoDelete( TRUE );
     dict.insert( "Uid", new int(Qtopia::AddressUid) );
     dict.insert( "Title", new int(Qtopia::Title) );
     dict.insert( "FirstName", new int(Qtopia::FirstName) );
     dict.insert( "MiddleName", new int(Qtopia::MiddleName) );
     dict.insert( "LastName", new int(Qtopia::LastName) );
     dict.insert( "Suffix", new int(Qtopia::Suffix) );
     dict.insert( "FileAs", new int(Qtopia::FileAs) );
     dict.insert( "Categories", new int(Qtopia::AddressCategory) );
     dict.insert( "DefaultEmail", new int(Qtopia::DefaultEmail) );
     dict.insert( "Emails", new int(Qtopia::Emails) );
     dict.insert( "HomeStreet", new int(Qtopia::HomeStreet) );
     dict.insert( "HomeCity", new int(Qtopia::HomeCity) );
     dict.insert( "HomeState", new int(Qtopia::HomeState) );
     dict.insert( "HomeZip", new int(Qtopia::HomeZip) );
     dict.insert( "HomeCountry", new int(Qtopia::HomeCountry) );
     dict.insert( "HomePhone", new int(Qtopia::HomePhone) );
     dict.insert( "HomeFax", new int(Qtopia::HomeFax) );
     dict.insert( "HomeMobile", new int(Qtopia::HomeMobile) );
     dict.insert( "HomeWebPage", new int(Qtopia::HomeWebPage) );
     dict.insert( "Company", new int(Qtopia::Company) );
     dict.insert( "BusinessStreet", new int(Qtopia::BusinessStreet) );
     dict.insert( "BusinessCity", new int(Qtopia::BusinessCity) );
     dict.insert( "BusinessState", new int(Qtopia::BusinessState) );
     dict.insert( "BusinessZip", new int(Qtopia::BusinessZip) );
     dict.insert( "BusinessCountry", new int(Qtopia::BusinessCountry) );
     dict.insert( "BusinessWebPage", new int(Qtopia::BusinessWebPage) );
     dict.insert( "JobTitle", new int(Qtopia::JobTitle) );
     dict.insert( "Department", new int(Qtopia::Department) );
     dict.insert( "Office", new int(Qtopia::Office) );
     dict.insert( "BusinessPhone", new int(Qtopia::BusinessPhone) );
     dict.insert( "BusinessFax", new int(Qtopia::BusinessFax) );
     dict.insert( "BusinessMobile", new int(Qtopia::BusinessMobile) );
     dict.insert( "BusinessPager", new int(Qtopia::BusinessPager) );
@@ -752,107 +754,114 @@ void AbTable::realignTable( int row )
 	ti2 = item( curr + 1, 1 );
 	takeItem( ti1 );
 	takeItem( ti2 );
 	setItem( curr, 0, ti1 );
 	setItem( curr, 1, ti2 );
     }
     setNumRows( totalRows - 1 );
     resort();
 }
 
 void AbTable::insertIntoTable( const Contact &cnt, int row )
 {
     QString strName,
 	    strContact;
 
     strName = findContactName( cnt );
     strContact = findContactContact( cnt );
 
     AbTableItem *ati;
     ati = new AbTableItem( this, QTableItem::Never, strName, strContact);
     contactList.insert( ati, cnt );
     setItem( row, 0, ati );
     ati = new AbTableItem( this, QTableItem::Never, strContact, strName);
     setItem( row, 1, ati );
 
     //### cannot do this; table only has two columns at this point
     //    setItem( row, 2, new AbPickItem( this ) );
 
     // resort at some point?
 }
 
 void AbTable::internalAddEntries( QList<Contact> &list )
 {
     setUpdatesEnabled( FALSE );
     setNumRows( list.count() );
     int row = 0;
     Contact *it;
     for ( it = list.first(); it; it = list.next() )
 	insertIntoTable( *it, row++ );
     resort();
     setUpdatesEnabled( TRUE );
 }
 
 
 void AbTable::journalFreeReplace( const Contact &cnt, int row )
 {
     QString strName,
 	strContact;
-    AbTableItem *ati;
+    AbTableItem *ati = 0l;
 
     strName = findContactName( cnt );
     strContact = findContactContact( cnt );
     ati = static_cast<AbTableItem*>(item(row, 0));
-    contactList.remove( ati );
-    ati->setItem( strName, strContact );
-    contactList.insert( ati, cnt );
-
-    ati = static_cast<AbTableItem*>(item(row, 1));
-    ati->setItem( strContact, strName );
+    if ( ati != 0 ) {
+        contactList.remove( ati );
+        ati->setItem( strName, strContact );
+        contactList.insert( ati, cnt );
+
+        ati = static_cast<AbTableItem*>(item(row, 1));
+        ati->setItem( strContact, strName );
+    }else{
+        int myrows = numRows();
+        setNumRows( myrows + 1 );
+        insertIntoTable( cnt, myrows );
+        // gets deleted when returning
+    }
 }
 
 void AbTable::journalFreeRemove( int row )
 {
     AbTableItem *ati;
     ati = static_cast<AbTableItem*>(item(row, 0));
     if ( !ati )
 	return;
     contactList.remove( ati );
     realignTable( row );
 }
 
 #if QT_VERSION <= 230
 #ifndef SINGLE_APP
 void QTable::paintEmptyArea( QPainter *p, int cx, int cy, int cw, int ch )
 {
     // Region of the rect we should draw
     QRegion reg( QRect( cx, cy, cw, ch ) );
     // Subtract the table from it
     reg = reg.subtract( QRect( QPoint( 0, 0 ), tableSize() ) );
     // And draw the rectangles (transformed as needed)
     QArray<QRect> r = reg.rects();
     for (unsigned int i=0; i<r.count(); i++)
         p->fillRect( r[i], colorGroup().brush( QColorGroup::Base ) );
 }
 #endif
 #endif
 
 
 // int AbTable::rowHeight( int ) const
 // {
 //     return 18;
 // }
 
 // int AbTable::rowPos( int row ) const
 // {
 //     return 18*row;
 // }
 
 // int AbTable::rowAt( int pos ) const
 // {
 //     return QMIN( pos/18, numRows()-1 );
 // }
 
 void AbTable::slotDoFind( const QString &findString, bool caseSensitive,
                           bool backwards, int category )
 {
     if ( currFindRow < -1 )
@@ -1038,97 +1047,97 @@ void AbTable::updateVisible()
 	totalCats,
 	it,
 	row;
     bool hide;
     AbTableItem *ati;
     Contact *cnt;
     QString fileAsName;
     QString tmpStr;
     visible = 0;
 
     setPaintingEnabled( FALSE );
 
     totalRows = numRows();
     id = mCat.id( "Contacts", showCat );
     QArray<int> cats;
     for ( row = 0; row < totalRows; row++ ) {
 	ati = static_cast<AbTableItem*>( item(row, 0) );
 	cnt = &contactList[ati];
 	cats = cnt->categories();
 	fileAsName = cnt->fileAs();
 	hide = false;
 	if ( !showCat.isEmpty() ) {
 	    if ( showCat == tr( "Unfiled" ) ) {
 		if ( cats.count() > 0 )
 		    hide = true;
 	    } else {
 		// do some comparing
 		if ( !hide ) {
 		    hide = true;
 		    totalCats = int(cats.count());
 		    for ( it = 0; it < totalCats; it++ ) {
 			if ( cats[it] == id ) {
 			    hide = false;
 			    break;
 			}
 		    }
 		}
 	    }
 	}
 	if ( showChar != '\0' ) {
 	    tmpStr = fileAsName.left(1);
 	    tmpStr = tmpStr.lower();
 	    if ( tmpStr != QString(QChar(showChar)) && showChar != '#' ) {
 		    hide = true;
 	    }
 	    if ( showChar == '#' ) {
 		    if (tmpStr == "a")
 			    hide = true;
-		    
+
 		    if (tmpStr == "b")
 			    hide = true;
 
 		    if (tmpStr == "c")
 			    hide = true;
 
 		    if (tmpStr == "d")
 			    hide = true;
 
 		    if (tmpStr == "e")
 			    hide = true;
 
 		    if (tmpStr == "f")
 			    hide = true;
 
 		    if (tmpStr == "g")
 			    hide = true;
 
 		    if (tmpStr == "h")
 			    hide = true;
 
 		    if (tmpStr == "i")
 			    hide = true;
 
 		    if (tmpStr == "j")
 			    hide = true;
 
 		    if (tmpStr == "k")
 			    hide = true;
 
 		    if (tmpStr == "l")
 			    hide = true;
 
 		    if (tmpStr == "m")
 			    hide = true;
 
 		    if (tmpStr == "n")
 			    hide = true;
 
 		    if (tmpStr == "o")
 			    hide = true;
 
 		    if (tmpStr == "p")
 			    hide = true;
 
 		    if (tmpStr == "q")
 			    hide = true;