return a real empty value in readDateTime

1 files changed, 15 insertions, 5 deletions

diff --git a/microkde/kdecore/klocale.cpp b/microkde/kdecore/klocale.cpp
index 8b4513e..27acfec 100644
--- a/microkde/kdecore/klocale.cpp
+++ b/microkde/kdecore/klocale.cpp
@@ -150,658 +150,668 @@ void KLocale::setIntDateFormat( KLocale::IntDateFormat i )
 {
     mIntDateFormat = i;
 }
 KLocale::IntDateFormat KLocale::getIntTimeFormat( )
 {
     return mIntTimeFormat;
 
 }
 void KLocale::setIntTimeFormat( KLocale::IntDateFormat i )
 {
     mIntTimeFormat = i;
 }
 
 void KLocale::setLanguage( int i )
 {
     mLanguage = i;
 }
 QString KLocale::translate( const char *index ) const
 {
   return i18n( index );
 }
 
 QString KLocale::translate( const char *, const char *fallback) const
 {
   return i18n( fallback );
 }
 
 QString KLocale::formatTime(const QTime &pTime, bool includeSecs, IntDateFormat intIntDateFormat) const
 {
     const QString rst = timeFormat(intIntDateFormat);
 
     // only "pm/am" here can grow, the rest shrinks, but
     // I'm rather safe than sorry
     QChar *buffer = new QChar[rst.length() * 3 / 2 + 30];
 
     uint index = 0;
     bool escape = false;
     int number = 0;
 
     for ( uint format_index = 0; format_index < rst.length(); format_index++ )
         {
             if ( !escape )
                 {
                     if ( rst.at( format_index ).unicode() == '%' )
                         escape = true;
                     else
                         buffer[index++] = rst.at( format_index );
                 }
             else
                 {
                     switch ( rst.at( format_index ).unicode() )
                         {
                         case '%':
                             buffer[index++] = '%';
                             break;
                         case 'H':
                             put_it_in( buffer, index, pTime.hour() );
                             break;
                         case 'I':
                             put_it_in( buffer, index, ( pTime.hour() + 11) % 12 + 1 );
                             break;
                         case 'M':
                             put_it_in( buffer, index, pTime.minute() );
                             break;
                         case 'S':
                             if (includeSecs)
                                 put_it_in( buffer, index, pTime.second() );
                             else
                                 {
                                     // we remove the seperator sign before the seconds and
                                     // assume that works everywhere
                                     --index;
                                     break;
                                 }
                             break;
                         case 'k':
                             number = pTime.hour();
                         case 'l':
                             // to share the code
                             if ( rst.at( format_index ).unicode() == 'l' )
                                 number = (pTime.hour() + 11) % 12 + 1;
                             if ( number / 10 )
                                 buffer[index++] = number / 10 + '0';
                             buffer[index++] = number % 10 + '0';
                             break;
                         case 'p':
                             {
                                 QString s;
                                 if ( pTime.hour() >= 12 )
                                     put_it_in( buffer, index, i18n("pm") );
                                 else
                                     put_it_in( buffer, index, i18n("am") );
                                 break;
                             }
                         default:
                             buffer[index++] = rst.at( format_index );
                             break;
                         }
                     escape = false;
                 }
         }
     QString ret( buffer, index );
     delete [] buffer;
     return ret;
 }    
 
 QString KLocale::formatDate(const QDate &pDate, bool shortFormat, IntDateFormat intIntDateFormat) const
 {
   const QString rst = shortFormat?dateFormatShort(intIntDateFormat):dateFormat(intIntDateFormat);
 
   // I'm rather safe than sorry
   QChar *buffer = new QChar[rst.length() * 3 / 2 + 50];
 
   unsigned int index = 0;
   bool escape = false;
   int number = 0;
 
   for ( uint format_index = 0; format_index < rst.length(); ++format_index )
     {
       if ( !escape )
         {
           if ( rst.at( format_index ).unicode() == '%' )
             escape = true;
           else
             buffer[index++] = rst.at( format_index );
         }
       else
         {
           switch ( rst.at( format_index ).unicode() )
             {
             case '%':
               buffer[index++] = '%';
               break;
             case 'Y':
               put_it_in( buffer, index, pDate.year() / 100 );
             case 'y':
               put_it_in( buffer, index, pDate.year() % 100 );
               break;
             case 'n':
               number = pDate.month();
             case 'e':
               // to share the code
               if ( rst.at( format_index ).unicode() == 'e' )
                 number = pDate.day();
               if ( number / 10 )
                 buffer[index++] = number / 10 + '0';
               buffer[index++] = number % 10 + '0';
               break;
             case 'm':
               put_it_in( buffer, index, pDate.month() );
               break;
             case 'b':
               put_it_in( buffer, index, monthName(pDate.month(), true) );
               break;
             case 'B':
               put_it_in( buffer, index, monthName(pDate.month(), false) );
               break;
             case 'd':
               put_it_in( buffer, index, pDate.day() );
               break;
             case 'a':
               put_it_in( buffer, index, weekDayName(pDate.dayOfWeek(), true) );
               break;
             case 'A':
               put_it_in( buffer, index, weekDayName(pDate.dayOfWeek(), false) );
               break;
             default:
               buffer[index++] = rst.at( format_index );
               break;
             }
           escape = false;
         }
     }
   QString ret( buffer, index );
   delete [] buffer;
   return ret;
 }
 
 QString KLocale::formatDateTime(const QDateTime &pDateTime,
                                 bool shortFormat,
                                 bool includeSeconds,
                                 IntDateFormat intIntDateFormat) const
 {
   QString format("%1 %2");
 
   if ( intIntDateFormat == Default )
     format = "%1 %2";
   else if ( intIntDateFormat == Format1 )
     format = "%1 %2";
   else  if ( intIntDateFormat == ISODate )
     format = "%1T%2";
 
-  return format.arg(formatDate( pDateTime.date(), shortFormat, intIntDateFormat ))
+  QString res = format.arg(formatDate( pDateTime.date(), shortFormat, intIntDateFormat ))
                .arg(formatTime( pDateTime.time(), includeSeconds , intIntDateFormat ));
+
+  //qDebug("KLocale::formatDateTime transformed %s, into %s", pDateTime.toString().latin1(), res.latin1() );
+
+  return res;
 }
 
 QString KLocale::formatDateTime(const QDateTime &pDateTime, IntDateFormat intIntDateFormat) const
 {
   return formatDateTime(pDateTime, true, true, intIntDateFormat);
 }
 
 QDate KLocale::readDate(const QString &intstr, bool* ok) const
 {
   QDate date;
   date = readDate(intstr, true, ok);
   if (date.isValid()) return date;
   return readDate(intstr, false, ok);
 }
 
 QDate KLocale::readDate(const QString &intstr, bool shortFormat, bool* ok) const
 {
   QString fmt = (shortFormat ? dateFormatShort() : dateFormat()).simplifyWhiteSpace();
   return readDate( intstr, fmt, ok );
 }
 
 QDate KLocale::readDate(const QString &intstr, const QString &fmt, bool* ok) const
 {
   //kdDebug(173) << "KLocale::readDate intstr=" << intstr << " fmt=" << fmt << endl;
   QString str = intstr.simplifyWhiteSpace().lower();
   int day = -1, month = -1;
   // allow the year to be omitted if not in the format
   int year = QDate::currentDate().year();
   uint strpos = 0;
   uint fmtpos = 0;
 
   while (fmt.length() > fmtpos || str.length() > strpos)
     {
       if ( !(fmt.length() > fmtpos && str.length() > strpos) )
         goto error;
 
       QChar c = fmt.at(fmtpos++);
 
       if (c != '%') {
         if (c.isSpace())
           strpos++;
         else if (c != str.at(strpos++))
           goto error;
         continue;
       }
 
       // remove space at the begining
       if (str.length() > strpos && str.at(strpos).isSpace())
         strpos++;
 
       c = fmt.at(fmtpos++);
       switch (c)
       {
         case 'a':
         case 'A':
           // this will just be ignored
           { // Cristian Tache: porting to Win: Block added because of "j" redefinition
             for (int j = 1; j < 8; j++) {
               QString s = weekDayName(j, c == 'a').lower();
               int len = s.length();
               if (str.mid(strpos, len) == s)
                 strpos += len;
             }
             break;
           }
         case 'b':
         case 'B':
           { // Cristian Tache: porting to Win: Block added because of "j" redefinition
             for (int j = 1; j < 13; j++) {
               QString s = monthName(j, c == 'b').lower();
               int len = s.length();
               if (str.mid(strpos, len) == s) {
                 month = j;
                 strpos += len;
               }
             }
             break;
           }
         case 'd':
         case 'e':
           day = readInt(str, strpos);
           if (day < 1 || day > 31)
             goto error;
 
           break;
 
         case 'n':
         case 'm':
           month = readInt(str, strpos);
           if (month < 1 || month > 12)
             goto error;
 
           break;
 
         case 'Y':
         case 'y':
           year = readInt(str, strpos);
           if (year < 0)
             goto error;
           // Qt treats a year in the range 0-100 as 1900-1999.
           // It is nicer for the user if we treat 0-68 as 2000-2068
           if (year < 69)
             year += 2000;
           else if (c == 'y')
             year += 1900;
 
           break;
         }
     }
   //kdDebug(173) << "KLocale::readDate day=" << day << " month=" << month << " year=" << year << endl;
   if ( year != -1 && month != -1 && day != -1 )
   {
     if (ok) *ok = true;
     return QDate(year, month, day);
   }
  error:
   if (ok) *ok = false;
   return QDate(); // invalid date
 }
 
 QTime KLocale::readTime(const QString &intstr, bool *ok) const
 {
   QTime _time;
   _time = readTime(intstr, true, ok);
   if (_time.isValid()) return _time;
   return readTime(intstr, false, ok);
 }
 
 QTime KLocale::readTime(const QString &intstr, bool seconds, bool *ok) const
 {
   QString str = intstr.simplifyWhiteSpace().lower();
   QString Format = timeFormat().simplifyWhiteSpace();
   if (!seconds)
     Format.replace(QRegExp(QString::fromLatin1(".%S")), QString::null);
 
   int hour = -1, minute = -1, second = seconds ? -1 : 0; // don't require seconds
 
   bool g_12h = false;
   bool pm = false;
   uint strpos = 0;
   uint Formatpos = 0;
 
   while (Format.length() > Formatpos || str.length() > strpos)
     {
       if ( !(Format.length() > Formatpos && str.length() > strpos) ) goto error;
 
       QChar c = Format.at(Formatpos++);
 
       if (c != '%')
         {
           if (c.isSpace())
             strpos++;
           else if (c != str.at(strpos++))
             goto error;
           continue;
         }
 
       // remove space at the begining
       if (str.length() > strpos && str.at(strpos).isSpace())
         strpos++;
 
       c = Format.at(Formatpos++);
       switch (c)
         {
         case 'p':
           {
             QString s;
             s = i18n("pm").lower();
             int len = s.length();
             if (str.mid(strpos, len) == s)
               {
                 pm = true;
                 strpos += len;
               }
             else
               {
                 s = i18n("am").lower();
                 len = s.length();
                 if (str.mid(strpos, len) == s) {
                   pm = false;
                   strpos += len;
                 }
                 else
                   goto error;
               }
           }
           break;
 
         case 'k':
         case 'H':
           g_12h = false;
           hour = readInt(str, strpos);
           if (hour < 0 || hour > 23)
             goto error;
 
           break;
 
         case 'l':
         case 'I':
           g_12h = true;
           hour = readInt(str, strpos);
           if (hour < 1 || hour > 12)
             goto error;
 
           break;
 
         case 'M':
           minute = readInt(str, strpos);
           if (minute < 0 || minute > 59)
             goto error;
 
           break;
 
         case 'S':
           second = readInt(str, strpos);
           if (second < 0 || second > 59)
             goto error;
 
           break;
         }
     }
   if (g_12h)
     {
       hour %= 12;
       if (pm) hour += 12;
     }
 
   if (ok) *ok = true;
   return QTime(hour, minute, second);
 
  error:
   if (ok) *ok = false;
   return QTime(-1, -1, -1); // return invalid date if it didn't work
   // This will be removed in the near future, since it gives a warning on stderr.
   // The presence of the bool* (since KDE-3.0) removes the need for an invalid QTime.
 }
 
 QDateTime KLocale::readDateTime(const QString &intstr, 
                                 IntDateFormat intIntDateFormat, 
                                 bool* ok) const
 {
   bool ok1, ok2;
 
   // AT the moment we can not read any other format then ISODate
   if ( intIntDateFormat != ISODate )
     {
       qDebug("KLocale::readDateTime, only ISODate is supported.");
       return QDateTime();
     }  
 
   int pos = intstr.find("T");
   QString date = intstr.left(pos);
   QString time = intstr.mid(pos+1);
 
   QString dformat = dateFormat(intIntDateFormat);
   QString tformat = timeFormat(intIntDateFormat);
 
   QDate m_date = readDate(date, dformat, &ok1);
   QTime m_time = readTime(time, tformat, &ok2);
 
+  QDateTime m_dt;
+
   if (ok)
     {
       if ((ok1 == false) || (ok2 == false))
         *ok = false;
       else
         *ok = true;
     }
-  QDateTime m_dt;
-  m_dt.setDate(m_date);
-  m_dt.setTime(m_time);
 
-  qDebug("KLocale::readDateTime() transformed %s into %s (%s), %s (%s) : err1=%i, err2=%i", intstr.latin1(), date.latin1(), dformat.latin1(), time.latin1(), tformat.latin1(), ok1, ok2);
+  //only set values if both operations returned true.
+  if ((ok1 == true) && (ok2 == true))
+    {
+      m_dt.setDate(m_date);
+      m_dt.setTime(m_time);
+    }
+
+  //qDebug("KLocale::readDateTime() transformed %s into %s (%s), %s (%s) : err1=%i, err2=%i", intstr.latin1(), date.latin1(), dformat.latin1(), time.latin1(), tformat.latin1(), ok1, ok2);
   return m_dt;
 }
 
 QDate KLocale::readDate(const QString &intstr, 
                                 IntDateFormat intIntDateFormat, 
                                 bool* ok) const
 {
   bool ok1;
 
   QString dformat = dateFormat(intIntDateFormat);
 
   QDate m_date = readDate(intstr, dformat, &ok1);
 
   if (ok)
     *ok = ok1;
 
   //qDebug("KLocale::readDate() transformed %s into %s (%s), %s (%s) : err1=%i, err2=%i", intstr.latin1(), date.latin1(), dformat.latin1(), time.latin1(), tformat.latin1(), ok1, ok2);
   return m_date;
 }
 
 
 bool KLocale::use12Clock() const
 {
     return !mHourF24Format ;;
 }
 
 bool KLocale::weekStartsMonday() const
 {
     return mWeekStartsMonday;
 }
 
 int KLocale::weekStartDay() const
 {
     if ( mWeekStartsMonday )
         return 1;
     return 7;
 }
 
 QString KLocale::weekDayName(int i,bool shortName) const
 {
   if ( shortName )
     switch ( i )
       {
       case 1:  return i18n("Monday", "Mon");
       case 2:  return i18n("Tuesday", "Tue");
       case 3:  return i18n("Wednesday", "Wed");
       case 4:  return i18n("Thursday", "Thu");
       case 5:  return i18n("Friday", "Fri");
       case 6:  return i18n("Saturday", "Sat");
       case 7:  return i18n("Sunday", "Sun");
       }
   else
     switch ( i )
       {
       case 1:  return i18n("Monday");
       case 2:  return i18n("Tuesday");
       case 3:  return i18n("Wednesday");
       case 4:  return i18n("Thursday");
       case 5:  return i18n("Friday");
       case 6:  return i18n("Saturday");
       case 7:  return i18n("Sunday");
       }
 
   return QString::null;
 }
 
 QString KLocale::monthName(int i,bool shortName) const
 {
   if ( shortName )
     switch ( i )
       {
       case 1:   return i18n("January", "Jan");
       case 2:   return i18n("February", "Feb");
       case 3:   return i18n("March", "Mar");
       case 4:   return i18n("April", "Apr");
       case 5:   return i18n("May short", "May");
       case 6:   return i18n("June", "Jun");
       case 7:   return i18n("July", "Jul");
       case 8:   return i18n("August", "Aug");
       case 9:   return i18n("September", "Sep");
       case 10:  return i18n("October", "Oct");
       case 11:  return i18n("November", "Nov");
       case 12:  return i18n("December", "Dec");
       }
   else
     switch (i)
       {
       case 1:   return i18n("January");
       case 2:   return i18n("February");
       case 3:   return i18n("March");
       case 4:   return i18n("April");
       case 5:   return i18n("May long", "May");
       case 6:   return i18n("June");
       case 7:   return i18n("July");
       case 8:   return i18n("August");
       case 9:   return i18n("September");
       case 10:  return i18n("October");
       case 11:  return i18n("November");
       case 12:  return i18n("December");
       }
 
   return QString::null;
 }
 
 QString KLocale::country() const
 {
   return QString::null;
 }
 
 QString KLocale::dateFormat(IntDateFormat intIntDateFormat) const
 {
   const IntDateFormat dformat = (intIntDateFormat == Undefined)?mIntDateFormat:intIntDateFormat;
     
   if ( dformat == ISODate )
     return "%Y-%m-%d";
 
     if ( QApplication::desktop()->width() < 480 ) {
         if ( dformat == Default )
             return "%a %d %b %Y";
         else  if ( dformat == Format1 )
             return "%a %b %d %Y";
     } else {
         if ( dformat == Default )
             return "%A %d %B %Y";
         else  if ( dformat == Format1 )
             return "%A %B %d %Y";
 
     }
     return  mDateFormat ;
 }
 
 QString KLocale::dateFormatShort(IntDateFormat intIntDateFormat) const
 {
   const IntDateFormat dformat = (intIntDateFormat == Undefined)?mIntDateFormat:intIntDateFormat;
  
   if ( dformat == Default )
         return "%d.%m.%Y"; 
     else  if ( dformat == Format1 )
         return "%m.%d.%Y"; 
     else  if ( dformat == ISODate )  // = Qt::ISODate
         return "%Y-%m-%d"; 
   return mDateFormatShort ;
 
 }
 
 
 QString KLocale::timeFormat(IntDateFormat intIntTimeFormat) const
 {
     const IntDateFormat tformat = (intIntTimeFormat == Undefined)?mIntTimeFormat:intIntTimeFormat;
  
     if ( tformat == Default )
       if ( mHourF24Format)
         return "%H:%M:%S";
       else
         return "%I:%M:%S%p";
 
     else  if ( tformat == Format1 )
       if ( mHourF24Format)
         return "%H:%M:%S";
       else
         return "%I:%M:%S%p";
 
     else  if ( tformat == ISODate )  // = Qt::ISODate
       if ( mHourF24Format)
         return "%H:%M:%S";
       else
         return "%I:%M:%S%p";
 
 }
 
 void KLocale::insertCatalogue ( const QString & )
 {
 }
 
 KCalendarSystem *KLocale::calendar()
 {
   if ( !mCalendarSystem ) {
     mCalendarSystem = new KCalendarSystemGregorian;
   }
   
   return mCalendarSystem;
 }
 
 int KLocale::timezoneOffset( QString timeZone )
 {
     int ret = 1001;
     int index = mTimeZoneList.findIndex( timeZone );
     if ( index < 24 ) 
        ret =  ( index-11 ) * 60 ;
     return ret;
 }