public static void SaveFrequencies(CalendarDataContext ctx, CalendarEvent newItem, CalendarEvent oldItem) {
SiteData site = SiteData.CurrentSite;
DateTime todayDate = DateTime.UtcNow.Date;
DateTime newStartDateTime = GetStartDateTimeFromItem(newItem);
DateTime newEndDateTime = GetEndDateTimeFromItem(newItem);
List<DateTime> eventDates = GetSequenceDates(todayDate, false, newItem);
if (newItem.EventStartDate.Date <= todayDate.AddYears(-1)
|| newItem.EventStartDate.Date >= todayDate.AddMonths(6)) {
eventDates = eventDates.Union(GetSequenceDates(todayDate, true, newItem)).Distinct().ToList();
}
List<DateTime> eventUTCDates = (from d in eventDates select site.ConvertSiteTimeToUTC(d)).ToList();
if (oldItem.SiteID == Guid.Empty && oldItem.CalendarFrequencyID == Guid.Empty) {
InsertEventsFromList(ctx, newItem, eventDates);
} else {
DateTime oldStartDateTime = GetStartDateTimeFromItem(oldItem);
int iDays = GetDateDiffDays(newStartDateTime, oldStartDateTime);
TimeSpan newTS = new TimeSpan();
if (newItem.EventStartTime.HasValue) {
newTS = newItem.EventStartTime.Value;
}
TimeSpan oldTS = new TimeSpan();
if (oldItem.EventStartTime.HasValue) {
oldTS = oldItem.EventStartTime.Value;
}
int iMin = GetDateDiffMinutes(newTS, oldTS);
DateTime dateMax = (from d in eventUTCDates
orderby d.Date descending
where d.Date >= DateTime.UtcNow.Date
select d).FirstOrDefault();
if (dateMax == DateTime.MinValue) {
dateMax = DateTime.UtcNow.Date;
}
dateMax = site.ConvertSiteTimeToUTC(dateMax).Date;
DateTime dStart = site.ConvertSiteTimeToUTC(newStartDateTime).Date;
DateTime dEnd = site.ConvertSiteTimeToUTC(newEndDateTime).Date;
int iFuture = (from d in eventUTCDates
where d.Date >= DateTime.UtcNow.Date
select d).Count();
int iMaxRange = (from c in ctx.carrot_CalendarEvents
where c.CalendarEventProfileID == newItem.CalendarEventProfileID
&& c.EventDate.Date >= dateMax.Date
select c.CalendarEventID).Count();
if (oldItem.Frequency != newItem.Frequency || oldItem.RecursEvery != newItem.RecursEvery
|| iMin != 0 || iDays != 0 || (iMaxRange != iFuture && iFuture > 0)
|| oldItem.EventEndDate.Date != newItem.EventEndDate.Date
|| oldItem.EventStartDate.Date != newItem.EventStartDate.Date) {
var lstEvents = (from c in ctx.carrot_CalendarEvents
orderby c.EventDate
where c.CalendarEventProfileID == newItem.CalendarEventProfileID
select c).ToList();
if (iDays != 0) {
lstEvents.ForEach(x => x.EventDate = site.ConvertUTCToSiteTime(x.EventDate).Date);
if (newItem.Frequency == FrequencyType.Daily || newItem.Frequency == FrequencyType.Once) {
lstEvents.ForEach(x => x.EventDate = x.EventDate.Date.AddDays(iDays));
}
if (newItem.Frequency == FrequencyType.Weekly) {
int iDayShift = iDays;
if (newItem.EventRepeatPattern != null) {
iDayShift = 7 * GetDateDiffWeeks(newItem.EventStartDate, oldItem.EventStartDate);
}
lstEvents.ForEach(x => x.EventDate = x.EventDate.Date.AddDays(iDayShift));
}
if (newItem.Frequency == FrequencyType.Monthly || newItem.Frequency == FrequencyType.Yearly) {
int iMonths = GetDateDiffMonths(newItem.EventStartDate, oldItem.EventStartDate);
lstEvents.ForEach(x => x.EventDate = x.EventDate.AddMonths(iMonths).Date);
}
if (newItem.Frequency == oldItem.Frequency && (newItem.Frequency == FrequencyType.Monthly || newItem.Frequency == FrequencyType.Yearly)) {
lstEvents.ForEach(x => x.EventDate = CorrectMonthlyYearlyDate(x.EventDate, newItem.EventStartDate.Day).Date);
}
lstEvents.ForEach(x => x.EventDate = site.ConvertSiteTimeToUTC(x.EventDate));
}
var lstDel = (from l in lstEvents
orderby l.EventDate
where l.EventDate.Date < dStart || l.EventDate.Date > dEnd
|| !eventUTCDates.Contains(l.EventDate)
select l).ToList();
lstDel.RemoveAll(l => eventUTCDates.Contains(l.EventDate));
ctx.carrot_CalendarEvents.DeleteAllOnSubmit(lstDel);
var lstExist = (from l in lstEvents select site.ConvertUTCToSiteTime(l.EventDate).Date).Distinct().ToList();
var lstAdd = (from d in eventDates
where !lstExist.Contains(d.Date)
select d).ToList();
InsertEventsFromList(ctx, newItem, lstAdd);
}
}
}
protected static List<DateTime> GetSequenceDates(DateTime testDate, bool createRecentOnly, CalendarEvent eventProfile) {
SiteData site = SiteData.CurrentSite;
List<DateTime> eventDates = new List<DateTime>();
DateTime backportDate = testDate.AddMonths(-6).Date;
DateTime endDateRange = testDate.AddYears(5).Date;
DateTime dateToAdd = GetStartDateTimeFromItem(eventProfile).Date;
DateTime oldDate = eventProfile.EventStartDate;
int iOldDaysInMonth = DateTime.DaysInMonth(oldDate.Year, oldDate.Month);
int iDayOfMonth = oldDate.Day;
switch (eventProfile.Frequency) {
case FrequencyType.Once:
eventDates.Add(dateToAdd.Date);
break;
case FrequencyType.Weekly:
if (eventProfile.EventRepeatPattern == null) {
while (eventDates.Count < 2000 && dateToAdd.Date <= endDateRange && dateToAdd.Date <= eventProfile.EventEndDate) {
if (!createRecentOnly || (createRecentOnly && dateToAdd.Date >= backportDate)) {
eventDates.Add(dateToAdd.Date);
}
dateToAdd = dateToAdd.AddDays(7 * eventProfile.RecursEvery);
}
} else {
while (eventDates.Count < 5000 && dateToAdd.Date <= endDateRange && dateToAdd.Date <= eventProfile.EventEndDate) {
if (eventProfile.DaysValid.Contains(dateToAdd.DayOfWeek)) {
if (!createRecentOnly || (createRecentOnly && dateToAdd.Date >= backportDate)) {
eventDates.Add(dateToAdd.Date);
}
}
if (eventProfile.RecursEvery > 1) {
if (oldDate.DayOfWeek == dateToAdd.AddDays(1).DayOfWeek) {
dateToAdd = dateToAdd.AddDays((7 * (eventProfile.RecursEvery - 1)) + 1);
} else {
dateToAdd = dateToAdd.AddDays(1);
}
} else {
dateToAdd = dateToAdd.AddDays(1);
}
}
}
break;
case FrequencyType.Daily:
while (eventDates.Count < 5000 && dateToAdd.Date <= endDateRange && dateToAdd.Date <= eventProfile.EventEndDate) {
if (!createRecentOnly || (createRecentOnly && dateToAdd.Date >= backportDate)) {
eventDates.Add(dateToAdd.Date);
}
dateToAdd = dateToAdd.AddDays(1);
}
break;
case FrequencyType.Yearly:
while (eventDates.Count < 25 && dateToAdd.Date <= endDateRange && dateToAdd.Date <= eventProfile.EventEndDate) {
if (!createRecentOnly || (createRecentOnly && dateToAdd.Date >= backportDate)) {
eventDates.Add(dateToAdd.Date);
}
dateToAdd = dateToAdd.AddYears(1 * eventProfile.RecursEvery);
dateToAdd = CorrectMonthlyYearlyDate(dateToAdd, iDayOfMonth);
}
break;
case FrequencyType.Monthly:
while (eventDates.Count < 360 && dateToAdd.Date <= endDateRange && dateToAdd.Date <= eventProfile.EventEndDate) {
if (!createRecentOnly || (createRecentOnly && dateToAdd.Date >= backportDate)) {
eventDates.Add(dateToAdd.Date);
}
dateToAdd = dateToAdd.AddMonths(1 * eventProfile.RecursEvery);
dateToAdd = CorrectMonthlyYearlyDate(dateToAdd, iDayOfMonth);
}
break;
}
return eventDates;
}
protected static void InsertEventsFromList(CalendarDataContext ctx, CalendarEvent item, List<DateTime> lstDates) {
SiteData site = SiteData.CurrentSite;
foreach (DateTime date in lstDates) {
carrot_CalendarEvent evt = new carrot_CalendarEvent {
CalendarEventID = Guid.NewGuid(),
CalendarEventProfileID = item.CalendarEventProfileID,
EventDate = site.ConvertSiteTimeToUTC(date),
IsCancelled = false
};
ctx.carrot_CalendarEvents.InsertOnSubmit(evt);
}
}
protected static DateTime GetEndDateTimeFromItem(CalendarEvent item) {
DateTime newStartDateTime = item.EventStartDate;
if (item.EventStartTime != null) {
newStartDateTime = CalendarHelper.GetFullDateTime(item.EventEndDate, item.EventStartTime);
}
return newStartDateTime;
}
protected void btnSave_Click(object sender, EventArgs e) {
bool bAdd = false;
using (CalendarDataContext db = CalendarDataContext.GetDataContext()) {
var currItem = (from c in db.carrot_CalendarEventProfiles
where c.CalendarEventProfileID == ItemGuid
select c).FirstOrDefault();
var origItem = new CalendarEvent(currItem);
if (currItem == null) {
bAdd = true;
ItemGuid = Guid.NewGuid();
currItem = new carrot_CalendarEventProfile();
currItem.CalendarEventProfileID = ItemGuid;
currItem.SiteID = SiteID;
currItem.IsHoliday = false;
currItem.IsAnnualHoliday = false;
currItem.RecursEvery = 1;
}
currItem.CalendarFrequencyID = new Guid(ddlRecurr.SelectedValue);
currItem.CalendarEventCategoryID = new Guid(ddlCategory.SelectedValue);
currItem.EventRepeatPattern = null;
List<string> days = CalendarHelper.GetCheckedItemStringByValue(rpDays, true, "chkDay");
if (CalendarFrequencyHelper.GetFrequencyTypeByID(currItem.CalendarFrequencyID) == CalendarFrequencyHelper.FrequencyType.Weekly
&& days.Count > 0) {
int dayMask = (from d in days select int.Parse(d)).Sum();
if (dayMask > 0) {
currItem.EventRepeatPattern = dayMask;
}
}
currItem.EventTitle = txtEventTitle.Text;
currItem.EventDetail = reContent.Text;
currItem.RecursEvery = int.Parse(txtRecursEvery.Text);
currItem.IsPublic = chkIsPublic.Checked;
currItem.IsAllDayEvent = chkIsAllDayEvent.Checked;
currItem.IsCancelled = chkIsCancelled.Checked;
currItem.IsCancelledPublic = chkIsCancelledPublic.Checked;
currItem.EventStartDate = Convert.ToDateTime(txtEventStartDate.Text);
currItem.EventStartTime = CalendarHelper.GetTimeSpanFromTextbox(txtEventStartTime);
currItem.EventEndDate = Convert.ToDateTime(txtEventEndDate.Text);
currItem.EventEndTime = CalendarHelper.GetTimeSpanFromTextbox(txtEventEndTime);
if (bAdd) {
db.carrot_CalendarEventProfiles.InsertOnSubmit(currItem);
}
CalendarFrequencyHelper.SaveFrequencies(db, new CalendarEvent(currItem), origItem);
db.SubmitChanges();
}
Response.Redirect(CreateLink(ModuleName, String.Format("id={0}", ItemGuid)));
}
protected void btnSave_Click(object sender, EventArgs e)
{
bool bAdd = false;
using (CalendarDataContext db = CalendarDataContext.GetDataContext()) {
var currItem = (from c in db.carrot_CalendarEventProfiles
where c.CalendarEventProfileID == ItemGuid
select c).FirstOrDefault();
var origItem = new CalendarEvent(currItem);
if (currItem == null)
{
bAdd = true;
ItemGuid = Guid.NewGuid();
currItem = new carrot_CalendarEventProfile();
currItem.CalendarEventProfileID = ItemGuid;
currItem.SiteID = SiteID;
currItem.IsHoliday = false;
currItem.IsAnnualHoliday = false;
currItem.RecursEvery = 1;
}
currItem.CalendarFrequencyID = new Guid(ddlRecurr.SelectedValue);
currItem.CalendarEventCategoryID = new Guid(ddlCategory.SelectedValue);
currItem.EventRepeatPattern = null;
List <string> days = CalendarHelper.GetCheckedItemStringByValue(rpDays, true, "chkDay");
if (CalendarFrequencyHelper.GetFrequencyTypeByID(currItem.CalendarFrequencyID) == CalendarFrequencyHelper.FrequencyType.Weekly &&
days.Count > 0)
{
int dayMask = (from d in days select int.Parse(d)).Sum();
if (dayMask > 0)
{
currItem.EventRepeatPattern = dayMask;
}
}
currItem.EventTitle = txtEventTitle.Text;
currItem.EventDetail = reContent.Text;
currItem.RecursEvery = int.Parse(txtRecursEvery.Text);
currItem.IsPublic = chkIsPublic.Checked;
currItem.IsAllDayEvent = chkIsAllDayEvent.Checked;
currItem.IsCancelled = chkIsCancelled.Checked;
currItem.IsCancelledPublic = chkIsCancelledPublic.Checked;
currItem.EventStartDate = Convert.ToDateTime(txtEventStartDate.Text);
currItem.EventStartTime = CalendarHelper.GetTimeSpanFromTextbox(txtEventStartTime);
currItem.EventEndDate = Convert.ToDateTime(txtEventEndDate.Text);
currItem.EventEndTime = CalendarHelper.GetTimeSpanFromTextbox(txtEventEndTime);
if (bAdd)
{
db.carrot_CalendarEventProfiles.InsertOnSubmit(currItem);
}
CalendarFrequencyHelper.SaveFrequencies(db, new CalendarEvent(currItem), origItem);
db.SubmitChanges();
}
Response.Redirect(CreateLink(ModuleName, String.Format("id={0}", ItemGuid)));
}
