private static uint GetOccurrenceCount(DateTime start, DateTime endBy, string rrule)
{
CalendarRecurrence pattern = new CalendarRecurrence(string.Format("DTSTART:{0}\r\nRRULE:{1}", start.ToString("yyyyMMdd"), rrule));
DateCollection date = pattern.GenerateOccurrences(start, endBy);
return((uint)date.Count);
}
private static uint GetOccurrenceCount(DateTime start, DateTime endBy, string rrule)
{
// ExStart:GetOccurrenceCountMonthlyEndAfterNoccurrences
CalendarRecurrence pattern = new CalendarRecurrence(string.Format("DTSTART:{0}\r\nRRULE:{1}", start.ToString("yyyyMMdd"), rrule));
DateCollection dates = pattern.GenerateOccurrences(start, endBy);
return (uint)dates.Count;
// ExEnd:GetOccurrenceCountMonthlyEndAfterNoccurrences
}
// ExStart:GeneratingOccurrencesFromRecurrencePatterns
public static void GetOccurences()
{
// The path to the File directory
string dataDir = RunExamples.GetDataDir_KnowledgeBase();
string tempFileName = dataDir + "Sample.pst";
Appointment appointment = CreateAppointment();
MailMessage mailMessage = CreateMessage();
AlternateView alternateView = appointment.RequestApointment();
mailMessage.AddAlternateView(alternateView);
MapiMessage mapiMessage = MapiMessage.FromMailMessage(mailMessage);
using (PersonalStorage pst = PersonalStorage.Create(tempFileName, FileFormatVersion.Unicode))
{
FolderInfo folder = pst.RootFolder.AddSubFolder("Calendar");
folder.AddMessage(mapiMessage);
}
using (PersonalStorage pst = PersonalStorage.FromFile(tempFileName))
{
var folder = pst.RootFolder.GetSubFolder("Calendar");
foreach (MessageInfo messageInfo in folder.GetContents())
{
MapiMessage message = pst.ExtractMessage(messageInfo);
MapiCalendar meeting = (MapiCalendar)message.ToMapiMessageItem();
using (MemoryStream memoryStream = new MemoryStream())
{
meeting.Save(memoryStream);
string s = StreamToString(memoryStream);
CalendarRecurrence recurrencePattern = new CalendarRecurrence(s);
DateCollection occurrences = recurrencePattern.GenerateOccurrences();
foreach (DateTime occurrence in occurrences)
{
Console.WriteLine("{0}", occurrence);
}
}
}
}
File.Delete(tempFileName);
}
