/// <summary>
/// Gets the Outlook AppointmentItem representation of this CalendarItem
/// </summary>
/// <param name="item">The AppointmentItem to edit</param>
/// <returns>An Outlook AppointmentItem representation of this CalendarItem</returns>
public AppointmentItem GetOutlookAppointment(AppointmentItem item)
{
try
{
item.Start = DateTime.Parse(Start);
item.End = DateTime.Parse(End);
item.Location = Location;
item.Body = Body;
item.Subject = Subject;
item.AllDayEvent = IsAllDayEvent;
Microsoft.Office.Interop.Outlook.TimeZone startTz = OutlookSync.Syncer.CurrentApplication.TimeZones[TimeZoneConverter.IanaToWindows(StartTimeZone)];
Microsoft.Office.Interop.Outlook.TimeZone endTz = OutlookSync.Syncer.CurrentApplication.TimeZones[TimeZoneConverter.IanaToWindows(EndTimeZone)];
item.StartTimeZone = startTz;
item.EndTimeZone = endTz;
if (!m_isUsingDefaultReminders)
{
item.ReminderMinutesBeforeStart = ReminderTime;
item.ReminderSet = true;
}
if (Recurrence != null)
{
var pattern = item.GetRecurrencePattern();
Recurrence.GetOutlookPattern(ref pattern, IsAllDayEvent);
}
foreach (var attendee in Attendees)
{
var recipt = item.Recipients.Add(attendee.Name);
bool result = recipt.Resolve();
if (!result)
{
ContactItem contact = new ContactItem(attendee.Name, attendee.Email);
result = contact.CreateContact();
}
result &= recipt.Resolve();
if (result)
{
recipt.AddressEntry.Address = attendee.Email;
recipt.Type = attendee.Required
? (int)OlMeetingRecipientType.olRequired
: (int)OlMeetingRecipientType.olOptional;
}
}
return(item);
} catch (COMException ex)
{
Log.Write(ex);
MessageBox.Show(
"CalendarItem: There has been an error when trying to create a outlook appointment item from a CalendarItem.", "Unknown Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
return(null);
}
public void WindowsTimeZone_get(AppointmentItem ai, out String startTz, out String endTz)
{
Microsoft.Office.Interop.Outlook.TimeZone _startTz = null;
Microsoft.Office.Interop.Outlook.TimeZone _endTz = null;
try {
_startTz = ai.StartTimeZone;
_endTz = ai.EndTimeZone;
startTz = _startTz.ID;
endTz = _endTz.ID;
} finally {
_startTz = (Microsoft.Office.Interop.Outlook.TimeZone)OutlookOgcs.Calendar.ReleaseObject(_startTz);
_endTz = (Microsoft.Office.Interop.Outlook.TimeZone)OutlookOgcs.Calendar.ReleaseObject(_endTz);
}
}
private TimeZoneInfo getWindowsTimezoneFromDescription(String tzDescription)
{
try {
System.Collections.ObjectModel.ReadOnlyCollection <TimeZoneInfo> sysTZ = TimeZoneInfo.GetSystemTimeZones();
//First let's just search with what we've got
TimeZoneInfo tzi = sysTZ.FirstOrDefault(t => t.DisplayName == tzDescription || t.StandardName == tzDescription || t.Id == tzDescription);
if (tzi != null)
{
return(tzi);
}
log.Warn("Could not find timezone ID based on given description. Attempting some fuzzy logic...");
if (tzDescription.StartsWith("(GMT"))
{
log.Fine("Replace GMT with UTC");
String modTzDescription = tzDescription.Replace("(GMT", "(UTC");
tzi = sysTZ.FirstOrDefault(t => t.DisplayName == modTzDescription || t.StandardName == modTzDescription || t.Id == modTzDescription);
if (tzi != null)
{
return(tzi);
}
log.Fine("Removing offset prefix");
modTzDescription = System.Text.RegularExpressions.Regex.Replace(modTzDescription, @"^\(UTC[+-]\d{1,2}:\d{0,2}\)\s+", "").Trim();
tzi = sysTZ.FirstOrDefault(t => t.StandardName == modTzDescription || t.Id == modTzDescription);
if (tzi != null)
{
return(tzi);
}
}
//Try searching just by timezone offset. This would at least get the right time for the appointment, eg if the tzDescription doesn't match
//because they it is in a different language that the user's system data.
Int16?offset = null;
offset = TimezoneDB.GetTimezoneOffset(tzDescription);
if (offset != null)
{
List <TimeZoneInfo> tzis = sysTZ.Where(t => t.BaseUtcOffset.Hours == offset).ToList();
if (tzis.Count == 0)
{
log.Warn("No timezone ID exists for organiser's GMT offset timezone " + tzDescription);
}
else if (tzis.Count == 1)
{
return(tzis.First());
}
else
{
String tzCountry = tzDescription.Substring(tzDescription.LastIndexOf("/") + 1);
if (string.IsNullOrEmpty(tzCountry))
{
log.Warn("Could not determine country; and multiple timezones exist with same GMT offset of " + offset + ". Picking the first.");
return(tzis.FirstOrDefault());
}
else
{
List <TimeZoneInfo> countryTzis = tzis.Where(t => t.DisplayName.Contains(tzCountry)).ToList();
if (countryTzis.Count == 0)
{
log.Warn("Could not find timezone with GMT offset of " + offset + " for country " + tzCountry + ". Picking the first offset match regardless of country.");
return(tzis.FirstOrDefault());
}
else if (countryTzis.Count == 1)
{
return(countryTzis.First());
}
else
{
log.Warn("Could not find unique timezone with GMT offset of " + offset + " for country " + tzCountry + ". Picking the first.");
return(countryTzis.FirstOrDefault());
}
}
}
}
else
{
//Check if it's already an IANA value
NodaTime.TimeZones.TzdbDateTimeZoneSource tzDBsource = TimezoneDB.Instance.Source;
IEnumerable <NodaTime.TimeZones.TzdbZoneLocation> a = tzDBsource.ZoneLocations.Where(l => l.ZoneId == tzDescription);
if (a.Count() >= 1)
{
log.Debug("It appears to be an IANA timezone already!");
Microsoft.Office.Interop.Outlook.TimeZone tz = WindowsTimeZone(tzDescription);
if (tz != null)
{
return(TimeZoneInfo.FindSystemTimeZoneById(tz.ID));
}
}
}
} catch (System.Exception ex) {
log.Warn("Failed to get the organiser's timezone ID for " + tzDescription);
OGCSexception.Analyse(ex);
}
return(null);
}
