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Jaysyn904
357
_module/nss/kpb_dateinc.nss
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357
_module/nss/kpb_dateinc.nss
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////////////////////////////////////////////////////////////////////////////////
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//Date and Time Functions
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//
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//inc_datetime
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//
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//Scripted By Warspawn
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//warspawn@cox.net
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//
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//These functions are great to use with Due Dates, Birthdays, Timed by Cycle
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//Feel free to modify, use, copy, distribute this any way you like.
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//If you make this better please let me know!
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//If you use this and love it please let me know!
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//If you have any problems, I'll try to help. Just email me.
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////////////////////////////////////////////////////////////////////////////////
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string GetCurrentDate()//generates MM/DD/YYYY string of current date
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{
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string sResult;
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sResult = IntToString(GetCalendarMonth()) + "/" + IntToString(GetCalendarDay()) + "/" + IntToString(GetCalendarYear());
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return sResult;
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}
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string GetDateString(int iDay = 1, int iMonth = 1, int iYear = 1)//generates a string MM/DD/YYYY out of given dates
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{
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string sResult;
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sResult = IntToString(iMonth) + "/" + IntToString(iDay) + "/" + IntToString(iYear);
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return sResult;
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}
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//usage: iDay = ParseDateString("9/7/1977", "day");
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int ParseDateString(string sDateString, string sOption)//option = day, month, year
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{
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string sTemp1;
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int iResult, iSlash1, iSlash2, iIndex, iStrLength;
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iSlash1 = 0;
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iSlash2 = 0;
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iStrLength = GetStringLength(sDateString);
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for(iIndex = 0; iIndex <= (iStrLength - 1); iIndex++)//get position of slashes
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{
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sTemp1 = GetSubString(sDateString, iIndex, 1);
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if(sTemp1 == "/")
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{
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if(iSlash1 == 0)
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{
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iSlash1 = iIndex;
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}
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else if (iSlash2 == 0)
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{
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iSlash2 = iIndex;
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}
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}
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}
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if(sOption == "month")
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{
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sTemp1 = GetStringLeft(sDateString, iSlash1);
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iResult = StringToInt(sTemp1);
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}
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else if(sOption == "day")
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{
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sTemp1 = GetSubString(sDateString, iSlash1 + 1, (iSlash2 - iSlash1) -1);
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iResult = StringToInt(sTemp1);
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}
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else if(sOption == "year")
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{
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sTemp1 = GetSubString(sDateString, iSlash2 + 1, (iStrLength - 1) - iSlash2);
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iResult = StringToInt(sTemp1);
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}
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else
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return -1;//invalid option
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return iResult;
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}
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//usage: iNumOfDaysElapsed = GetDateDifference("1/14/1352", "9/7/1977", "days");
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//uses NWN calendar settings for # of days in month (28)
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//note: sDate1 MUST BE <= SDate2
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//i.e. GetDateDifference("1/14/1356", "1/14/1355", "months") will result in BADNESS!
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//
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int GetDateDifference(string sDate1, string sDate2, string sOption)//option = "days", "months", "years"
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{
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int iTempDay1, iTempMonth1, iTempYear1;
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int iTempDay2, iTempMonth2, iTempYear2;
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int iResult;
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int iYears, iDays, iMonths;
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iTempDay1 = ParseDateString(sDate1, "day");
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iTempMonth1 = ParseDateString(sDate1, "month");
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iTempYear1 = ParseDateString(sDate1, "year");
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iTempDay2 = ParseDateString(sDate2, "day");
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iTempMonth2 = ParseDateString(sDate2, "month");
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iTempYear2 = ParseDateString(sDate2, "year");
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if(iTempYear2 == iTempYear1)//same year
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{
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iYears = 0;
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if(iTempMonth2 == iTempMonth1)//same year and same month
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{
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iMonths = 0;
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iDays = iTempDay2 - iTempDay1;
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}
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else //same year and different month
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{
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if(iTempDay2 == iTempDay1)//same year, different month, same day
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{
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iMonths = iTempMonth2 - iTempMonth1;
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iDays = iMonths * 28;
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}
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else //same year, diff month, diff day
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{
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if(iTempDay2 >= iTempDay1)//different month at least one month
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{
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iMonths = iTempMonth2 - iTempMonth1;
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iDays = (iTempDay2 - iTempDay1) + (iMonths * 28);
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}
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else //different month, at least one month, ending in incomplete month
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{
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iMonths = (iTempMonth2 - iTempMonth1) - 1;
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iDays = (28 * iMonths) + (28 - (iTempDay1 - 1)) + (28 - ((28 - iTempDay2) + 1));
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}
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}
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}
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}
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if(iTempYear2 > iTempYear1)//not same year
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{
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if(iTempMonth2 == iTempMonth1)//diff year, same month
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{
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if(iTempDay2 == iTempDay1)//diff year, same month, same day
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{
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iYears = iTempYear2 - iTempYear1;
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iMonths = 12 * iYears;
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iDays = 28 * iMonths;
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}
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else //diff year, same month, diff day
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{
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if(iTempDay2 > iTempDay1)//diff year, same month, at least one year
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{
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iYears = iTempYear2 - iTempYear1;
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iMonths = 12 * iYears;
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iDays = (28 * iMonths) + (iTempDay2 - iTempDay1);
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}
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else //diff year, same month, one less year
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{
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iYears = (iTempYear2 - iTempYear1) -1;
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iMonths = (12 * iYears) + 11;
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iDays = (28 * iMonths) + (28 + (iTempDay2 - iTempDay1));
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}
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}
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}
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else //diff year, diff month
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{
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if(iTempMonth2 > iTempMonth1)//diff year, diff month, at least one year, extra months
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{
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if(iTempDay2 == iTempDay1)//diff year, diff month, same day
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{
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iYears = iTempYear2 - iTempYear1;
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iMonths = (12 * iYears) + (iTempMonth2 - iTempMonth1);
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iDays = 28 * iMonths;
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}
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else //diff year, diff month, diff day
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{
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if(iTempDay2 > iTempDay1)//diff year, diff month, extra days
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{
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iYears = iTempYear2 - iTempYear1;
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iMonths = (12 * iYears) + (iTempMonth2 - iTempMonth1);
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iDays = (28 * iMonths) + (iTempDay2 - iTempDay1);
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}
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else //diff year, diff month, fewer days
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{
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iYears = iTempYear2 - iTempYear1;
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iMonths = (12 * iYears) + (iTempMonth2 - iTempMonth1);
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iDays =(28 * iMonths) + (28 + (iTempDay2 - iTempDay1));
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}
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}
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}
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else //diff year, diff month, one year less (fewer months)
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{
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if(iTempDay2 == iTempDay1)//diff year, less months, same day
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{
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iYears = (iTempYear2 - iTempYear1) -1;
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iMonths = (12 * iYears) - (iTempMonth2 - iTempMonth1);
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iDays = 28 * iMonths;
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}
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else //diff year, fewer months, diff day
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{
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if(iTempDay2 > iTempDay1)//diff year, fewer months, extra days
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{
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iYears = (iTempYear2 - iTempYear1) -1;
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iMonths = (12 * iYears) - (iTempMonth2 - iTempMonth1);
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iDays = (28 * iMonths) + (iTempDay2 - iTempDay1);
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}
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else //diff year, fewer months, less days
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{
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iYears = (iTempYear2 - iTempYear1) -1;
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iMonths = (12 * iYears) - (iTempMonth2 - iTempMonth1);
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iDays =(28 * iMonths) + (28 + (iTempDay2 - iTempDay1));
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}
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}
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}
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}
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}
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if(iTempYear2 < iTempYear1)
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return -1;//badness insues
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if(sOption == "days")
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{
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return iDays;
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}
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else if(sOption == "months")
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{
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return iMonths;
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}
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else if(sOption == "years")
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{
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return iYears;
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}
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else
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return -1; //invalid option
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}
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//usage: sDueDate = GetFutureDate(GetCurrentDate(), 7, 1, 0);
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//this will return a string 1 week and 1 month later
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string GetFutureDate(string sStartDate, int iIncDay = 0, int iIncMonth = 0, int iIncYear = 0)
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{
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string sResult;
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int iIndex, iRolloverBuffer;
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int iStartDay, iStartMonth, iStartYear;
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int iEndDay, iEndMonth, iEndYear;
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iStartDay = ParseDateString(sStartDate, "day");
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iStartMonth = ParseDateString(sStartDate, "month");
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iStartYear = ParseDateString(sStartDate, "year");
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iEndYear = iStartYear + iIncYear;
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iEndMonth = iStartMonth + iIncMonth;
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iEndDay = iStartDay + iIncDay;
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if((iStartDay + iIncDay) > 28) //rollover days and months
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{
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iRolloverBuffer = iEndDay - 28;
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iIndex = 1;
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while (iRolloverBuffer >= 28)
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{
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iRolloverBuffer = iRolloverBuffer - 28;
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iIndex++;
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}
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iEndDay = iRolloverBuffer;
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iEndMonth = iEndMonth + iIndex;
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}
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if(iEndMonth > 12) //rollover months and years
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{
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iRolloverBuffer = iEndMonth - 12;
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iIndex = 1;
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while (iRolloverBuffer >= 12)
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{
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iRolloverBuffer = iRolloverBuffer - 12;
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iIndex++;
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}
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iEndMonth = iRolloverBuffer;
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iEndYear = iEndYear + iIndex;
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}
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sResult = IntToString(iEndMonth) + "/" + IntToString(iEndDay) + "/" + IntToString(iEndYear);
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return sResult;
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}
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//usage: sBDay = GetPastDate(GetCurrentDate(), 0, 0, 50);
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//this will return a string 50 years earlier
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string GetPastDate(string sStartDate, int iIncDay = 0, int iIncMonth = 0, int iIncYear = 0)
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{
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string sResult;
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int iIndex, iRolloverBuffer;
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int iStartDay, iStartMonth, iStartYear;
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int iEndDay, iEndMonth, iEndYear;
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iStartDay = ParseDateString(sStartDate, "day");
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iStartMonth = ParseDateString(sStartDate, "month");
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iStartYear = ParseDateString(sStartDate, "year");
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iEndYear = iStartYear - iIncYear;
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iEndMonth = iStartMonth - iIncMonth;
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iEndDay = iStartDay - iIncDay;
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if(iEndDay < 1) //rollover days and months
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{
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iRolloverBuffer = iEndDay + 28;
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iIndex = 1;
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while (iRolloverBuffer <= 1)
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{
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iRolloverBuffer = iRolloverBuffer + 28;
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iIndex++;
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}
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iEndDay = iRolloverBuffer;
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iEndMonth = iEndMonth - iIndex;
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}
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if(iEndMonth < 1) //rollover months and years
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{
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iRolloverBuffer = iEndMonth + 12;
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iIndex = 1;
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while (iRolloverBuffer <= 1)
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{
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iRolloverBuffer = iRolloverBuffer + 12;
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iIndex++;
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}
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iEndMonth = iRolloverBuffer;
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iEndYear = iEndYear - iIndex;
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}
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sResult = IntToString(iEndMonth) + "/" + IntToString(iEndDay) + "/" + IntToString(iEndYear);
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return sResult;
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}
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//purpose: test if sDate1 is > sDate2
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int CompareDates(string sDate1, string sDate2)
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{
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int iResult;
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int iTempDay1, iTempMonth1, iTempYear1;
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int iTempDay2, iTempMonth2, iTempYear2;
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iTempDay1 = ParseDateString(sDate1, "day");
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iTempMonth1 = ParseDateString(sDate1, "month");
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iTempYear1 = ParseDateString(sDate1, "year");
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iTempDay2 = ParseDateString(sDate2, "day");
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iTempMonth2 = ParseDateString(sDate2, "month");
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iTempYear2 = ParseDateString(sDate2, "year");
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if(iTempYear1 == iTempYear2) //same year
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{
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if(iTempMonth1 == iTempMonth2) //same month
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{
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if(iTempDay1 > iTempDay2) //same year and month, just check day
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iResult = TRUE;
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else
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iResult = FALSE;
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}
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else
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{
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if(iTempMonth1 > iTempMonth2)//same year, if month is bigger date is >
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iResult = TRUE;
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else
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iResult = FALSE;
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}
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}
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else
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{
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if(iTempYear1 > iTempYear2)//if the year is bigger, day and month don't matter
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iResult = TRUE;
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else
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iResult = FALSE;
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}
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return iResult;
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}
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