Fixed KAlarm event date/time selection for recurrent events. This relates to bug 304.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

kalarm/editdlg.cpp

@@ -1374,13 +1374,20 @@ void EditAlarmDlg::slotOk()
 			return;
 		}
 	}
-	if (!checkCommandData()
-	||  !checkEmailData())
+	if (!checkCommandData()	|| !checkEmailData())
 		return;
 	if (!mTemplate)
 	{
 		if (timedRecurrence)
 		{
+		  // For daily, weekly, monthly and yearly recurrences, check that the
+		  // specified date matches the allowed days of the week
+		  if (!mRecurrenceEdit->validateDate(mAlarmDateTime))
+		  {
+		    KMessageBox::sorry(this, i18n("The date/time in the Alarm tab does not "
+		            "match the recurrence settings specified in the Recurrence tab."));
+		    return;
+      }
 			TQDateTime now = TQDateTime::currentDateTime();
 			if (mAlarmDateTime.date() < now.date()
 			||  mAlarmDateTime.date() == now.date()
@@ -1423,8 +1430,7 @@ void EditAlarmDlg::slotOk()
 			{
 				mTabs->setCurrentPage(mMainPageIndex);
 				mReminder->setFocusOnCount();
-				KMessageBox::sorry(this, i18n("Reminder period must be less than the recurrence interval, unless '%1' is checked."
-				                             ).arg(Reminder::i18n_first_recurrence_only()));
+				KMessageBox::sorry(this, i18n("Reminder period must be less than the recurrence interval, unless '%1' is checked.").arg(Reminder::i18n_first_recurrence_only()));
 				return;
 			}
 		}

kalarm/recurrenceedit.cpp

@@ -530,6 +530,99 @@ void RecurrenceEdit::activateSubRepetition()
 	mSubRepetition->activate();
 }
 
+/******************************************************************************
+* For weekly, monthly and yearly recurrence, checks that the specified date
+* matches the days allowed. For the other recurrence simply return true.
+*/
+bool RecurrenceEdit::validateDate(const DateTime &date) const
+{
+  if (mRuleButtonType == RecurrenceEdit::DAILY)
+  {
+    TQBitArray selectedDays = mDailyRule->days();
+    if (!selectedDays[date.date().dayOfWeek()-1])
+      return false;
+  }
+  else if (mRuleButtonType == RecurrenceEdit::WEEKLY)
+  {
+    TQBitArray selectedDays = mWeeklyRule->days();
+    if (!selectedDays[date.date().dayOfWeek()-1])
+      return false;
+  }
+  else if (mRuleButtonType == RecurrenceEdit::MONTHLY)
+  {
+    if (mMonthlyRule->type() == MonthYearRule::DATE)
+    {
+      // on the nth day of the month
+      int comboDate = mMonthlyRule->date();
+      if ((comboDate > 0 && date.date().day() != comboDate) ||
+          (comboDate <=0 && date.date().day() != date.date().daysInMonth()))
+        return false;
+    }
+    else
+    {
+      // on the nth weekday (i.e. Monday) of the month
+      if (date.date().dayOfWeek() != mMonthlyRule->dayOfWeek())
+        return false;
+
+      int monthDay = date.date().day();
+      int weekNum = mMonthlyRule->week();
+      int minDay = 0, maxDay = 0;
+      if (weekNum > 0 )
+      {
+        minDay = (weekNum-1) * 7;
+        maxDay = weekNum * 7;
+      }
+      else if (weekNum < 0)
+      {
+        int dim = date.date().daysInMonth();
+        minDay = dim + weekNum * 7;
+        maxDay = dim + (weekNum+1) * 7;
+      }
+      if (monthDay <= minDay || monthDay > maxDay)
+        return false;
+    }
+  }
+  else if (mRuleButtonType == RecurrenceEdit::ANNUAL)
+  {
+		TQValueList<int> months = mYearlyRule->months();
+    if (!months.contains(date.date().month()))
+      return false;
+
+    if (mYearlyRule->type() == MonthYearRule::DATE)
+    {
+      // on the nth day of the month
+      int comboDate = mYearlyRule->date();
+      if ((comboDate > 0 && date.date().day() != comboDate) ||
+          (comboDate <=0 && date.date().day() != date.date().daysInMonth()))
+        return false;
+    }
+    else
+    {
+      // on the nth weekday (i.e. Monday) of the month
+      if (date.date().dayOfWeek() != mYearlyRule->dayOfWeek())
+        return false;
+
+      int monthDay = date.date().day();
+      int weekNum = mYearlyRule->week();
+      int minDay = 0, maxDay = 0;
+      if (weekNum > 0 )
+      {
+        minDay = (weekNum-1) * 7;
+        maxDay = weekNum * 7;
+      }
+      else if (weekNum < 0)
+      {
+        int dim = date.date().daysInMonth();
+        minDay = dim + weekNum * 7;
+        maxDay = dim + (weekNum+1) * 7;
+      }
+      if (monthDay <= minDay || monthDay > maxDay)
+        return false;
+    }
+  }
+  return true;
+}
+
 /******************************************************************************
  * Called when the value of the repeat count field changes, to reset the
  * minimum value to 1 if the value was 0.

kalarm/recurrenceedit.h

@@ -81,6 +81,7 @@ class RecurrenceEdit : public TQFrame
 		DateTime      endDateTime() const;
 		bool          stateChanged() const;
 		void          activateSubRepetition();
+		bool          validateDate(const DateTime &date) const;
 
 		static TQString i18n_Norecur();           // text of 'No recurrence' selection, lower case
 		static TQString i18n_NoRecur();           // text of 'No Recurrence' selection, initial capitals