office-gobmx/wizards/source/schedule/BankHoliday.xba

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE script:module PUBLIC "-//OpenOffice.org//DTD OfficeDocument 1.0//EN" "module.dtd">
<script:module xmlns:script="http://openoffice.org/2000/script" script:name="BankHoliday" script:language="StarBasic">Option Explicit

Sub Main()
	Call CalAutopilotTable()
End Sub


Function CalEasterTable&amp;(byval Year%)
Dim B%,C%,D%,E%,F%,G%,H%,I%,K%,L%,M%,N%,O%, nMonth%, nDay%
       N = Year% mod 19
       B = int(Year% / 100)
       C = Year% mod 100
       D = int(B / 4)
       E = B mod 4
       F = int((B + 8) / 25)
       G = int((B - F + 1) / 3)
       H =(19 * N + B - D - G + 15) mod 30
       I = int(C / 4)
       K = C mod 4
       L =(32 + 2 * E + 2 * I - H - K) mod 7
       M = int((N + 11 * H + 22 * L) / 451)
       O = H + L - 7 * M + 114
       nDay = O mod 31 + 1
       nMonth = int(O / 31)
	   CalEasterTable&amp; = DateSerial(Year, nMonth,nDay)
End Function


&apos; Note: the following algorithm is valid only till the Year 2100.
&apos; but I have no Idea from which date in the paste it is valid
Function CalOrthodoxEasterTable(ByVal iYear as Integer) as Long
Dim R1%, R2%, R3%, RA%, R4%, RB%, R5%, RC%
Dim lDate as Long
	R1 = iYear mod 19
	R2 = iYear mod 4
	R3 = iYear mod 7
	RA =19 * R1 + 16
	R4 = RA mod 30
	RB = 2 * R2 + 4 * R3 + 6 * R4
	R5 = RB mod 7
	RC = R4 + R5
	lDate = DateSerial(iYear, 4,4)
	CalOrthodoxEasterTable() = lDate + RC
End Function


Sub CalInitGlobalVariablesDate()
Dim i as Integer
	For i = 1 To 374
		CalBankholidayName$(i) = &quot;&quot;
		CalTypeOfBankHoliday%(i) = cHolidayType_None
	Next
End Sub


Sub CalInsertBankholiday(byval CurDate as Long, byval EventName as String, ByVal iLevel as Integer)
Dim iDay
	iDay =(Month(CurDate)-1)*31 +Day(CurDate)

	If 0 &lt;&gt; CalTypeOfBankHoliday(iDay) Then
		If iLevel &lt; CalTypeOfBankHoliday(iDay) Then
			CalTypeOfBankHoliday(iDay) = iLevel
		End If
	Else
		CalTypeOfBankHoliday(iDay) = iLevel
	End If

	If CalBankHolidayName(iDay) = &quot;&quot; Then
		CalBankHolidayName(iDay) = EventName
	Else
		CalBankHolidayName(iDay) = CalBankHolidayName(iDay) &amp; &quot; / &quot; &amp; EventName
	End If
End Sub



Function CalIsLeapYear(ByVal iYear as Integer) as Boolean
	CalIsLeapYear = iYear Mod 4 = 0
End Function


Function CalMaxDayInMonth(ByVal iYear as Integer, ByVal iMonth as Integer) as Integer
&apos; delivers the maximum Day of a month in a certain year
	Dim TmpDate as Long
	Dim	MaxDay as Long
	
	MaxDay = 28
	TmpDate = DateSerial(iYear, iMonth, MaxDay)
	
	While Month(TmpDate) = iMonth
		MaxDay = MaxDay + 1
		TmpDate = TmpDate + 1
	Wend
	Maxday = MaxDay - 1
	CalMaxDayInMonth() = MaxDay
End Function


Function CalGetIntOfShortMonthName(ByVal MonthName as String) as Integer
Dim i as Integer
Dim nMonth as Integer
	
	nMonth = Val(MonthName)
	
	If (1 &lt;= nMonth And 12 &gt;= nMonth) Then
		CalGetIntOfShortMonthName = nMonth
		Exit Function
	End If	
	
	MonthName = UCase(Trim(Left(MonthName, 3)))

	For i = 0 To 11 
		If (UCase(cCalShortMonthNames(i)) = MonthName) Then
			CalGetIntOfShortMonthName = i+1
			Exit Function
		End If
	Next
	
	&apos;	Not Found
	CalGetIntOfShortMonthName = 0
End Function


Sub CalInsertOwnDataInTables(ByVal iSelYear as Integer)
	&apos; inserts the individual data from the table into the previously unsorted list
Dim CurEventName as String
Dim CurEvMonth as Integer
Dim CurEvDay as Integer
Dim LastIndex as Integer
Dim i as Integer
Dim DateStr as String
	LastIndex = Ubound(DlgCalModel.lstOwnData.StringItemList())
	For i = 0 To LastIndex
		If GetSelectedDateUnits(CurEvDay, CurEvMonth, i) &lt;&gt; SBDATEUNDEFINED Then
			CurEventName = CalGetNameOfEvent(i)
			CalInsertBankholiday(DateSerial(iSelYear, CurEvMonth, CurEvDay), CurEventName, cHolidayType_Own)
		End If
	Next
End Sub


&apos; Finds eg the first,second Monday in a month
&apos; Note: in This Function the week starts with the Sunday
Function GetMonthDate(YearInt as Integer, iMonth as Integer, iWeekDay as Integer, iOffset as Integer)
Dim bFound as Boolean
Dim lDate as Long
	&apos;	1st Tue in Nov : Election Day, Half
	bFound = False
	lDate = DateSerial(YearInt, iMonth, 1)
	Do
		If iWeekDay = WeekDay(lDate) Then 
			bFound = True
		Else
			lDate = lDate + 1
		End If
	Loop Until bFound
	GetMonthDate = lDate + iOffset
End Function


&apos; Finds the next weekday after a fixed date
&apos; e.g. Midsummerfeast in Sweden: next Saturday after 20th June
Function GetNextWeekDay(iYear as Integer, iMonth as Integer, iDay as Integer, iWeekDay as Integer)
Dim lDate as Long
Dim iCurWeekDay as Integer
	lDate = DateSerial(iYear, iMonth, iDay)
	iCurWeekDay = WeekDay(lDate)
	While iCurWeekDay &lt;&gt; iWeekDay
		lDate = lDate + 1
		iCurWeekDay = WeekDay(lDate)
	Wend
	GetNextWeekDay() = lDate
End Function


Sub AddFollowUpHolidays(ByVal lStartDate as Long, iCount as Integer, HolidayName as String, iType as Integer)
Dim lDate as Long
	For lDate = lStartDate + 1 To lStartDate + 4
		CalInsertBankholiday(lDate, HolidayName, iType)
	Next lDate
End Sub
</script:module>