using Serilog;
using System;
using System.Runtime.InteropServices;
using Outlook = Microsoft.Office.Interop.Outlook;
namespace GoContactSyncMod
{
public static class AppointmentItemExtensions
{
public static string ToLogString(this Outlook.AppointmentItem oa)
{
if (oa == null)
{
return string.Empty;
}
string s;
try
{
s = oa.Subject;
if (s != null)
{
s = s.RemoveNewLines();
}
else
{
s = string.Empty;
}
}
catch
{
s = string.Empty;
}
string sd;
try
{
var st = oa.Start;
if (st != null)
{
if (oa.AllDayEvent)
{
sd = st.ToString("d");
}
else
{
sd = st.ToString("g");
}
}
else
{
sd = string.Empty;
}
}
catch
{
sd = string.Empty;
}
if (string.IsNullOrWhiteSpace(s))
{
return sd;
}
if (string.IsNullOrWhiteSpace(sd))
{
return s;
}
return $"{s} - {sd}";
}
public static void ToDebugLog(this Outlook.AppointmentItem e, bool printRecurrenceExceptions = true)
{
Log.Debug("*** Outlook appointment ***");
Log.Debug(" - AllDayEvent: " + e.AllDayEvent ?? "null");
Outlook.Attachments attachments = null;
try
{
attachments = e.Attachments;
if (attachments != null)
{
if (attachments.Count > 0)
{
Log.Debug($" - Attachments.Count: {attachments.Count}");
for (var i = attachments.Count; i > 0; i--)
{
Outlook.Attachment a = null;
try
{
a = attachments[i];
Log.Debug(" - Attachment: " + (a.DisplayName ?? "null"));
}
finally
{
if (a != null)
{
Marshal.ReleaseComObject(a);
}
}
}
}
}
}
finally
{
if (attachments != null)
{
Marshal.ReleaseComObject(attachments);
}
}
Log.Debug(" - AutoResolvedWinner: " + e.AutoResolvedWinner ?? "null");
Log.Debug(" - BillingInformation: " + e.BillingInformation ?? "null");
Log.Debug(" - Body: " + e.Body.Truncate(20) ?? "null");
Log.Debug(" - BusyStatus: " + e.BusyStatus ?? "null");
Log.Debug(" - Categories: " + e.Categories ?? "null");
Log.Debug(" - Companies: " + e.Companies ?? "null");
Log.Debug(" - ConferenceServerAllowExternal: " + e.ConferenceServerAllowExternal ?? "null");
//do not access ConferenceServerPassword it is deprecated field
//Log.Debug(" - ConferenceServerPassword: " + e.ConferenceServerPassword ?? "null");
//Accessing ConversationID, ConversationIndex and ConversationTopic for some appointments throws
//Member not found exception (0x80020003)
try
{
Log.Debug(" - ConversationID: " + e.ConversationID ?? "null");
Log.Debug(" - ConversationIndex: " + e.ConversationIndex ?? "null");
Log.Debug(" - ConversationTopic: " + e.ConversationTopic ?? "null");
}
catch
{
}
Log.Debug(" - CreationTime: " + e.CreationTime ?? "null");
Log.Debug(" - DownloadState: " + e.DownloadState ?? "null");
Log.Debug(" - Duration: " + e.Duration ?? "null");
Log.Debug(" - End: " + e.End ?? "null");
// EndInEndTimeZone was introduced in later version of Outlook
// calling this in older version (like Outlook 2003) will result in "Attempted to read or write protected memory"
try
{
Log.Debug(" - EndInEndTimeZone: " + e.EndInEndTimeZone ?? "null");
}
catch (AccessViolationException)
{
}
// EndTimeZone was introduced in later version of Outlook
// calling this in older version (like Outlook 2003) will result in "Attempted to read or write protected memory"
Outlook.TimeZone etz = null;
try
{
etz = e.EndTimeZone;
if (etz != null)
{
Log.Debug(" - EndTimeZone: " + etz.ID ?? "null");
}
}
catch (AccessViolationException)
{
}
finally
{
if (etz != null)
{
Marshal.ReleaseComObject(etz);
}
}
// EndUTC was introduced in later version of Outlook
// calling this in older version (like Outlook 2003) will result in "Attempted to read or write protected memory"
try
{
Log.Debug(" - EndUTC: " + e.EndUTC ?? "null");
}
catch (AccessViolationException)
{
}
// ForceUpdateToAllAttendees was introduced in later version of Outlook
// calling this in older version (like Outlook 2003) will result in "Attempted to read or write protected memory"
try
{
Log.Debug(" - ForceUpdateToAllAttendees: " + e.ForceUpdateToAllAttendees ?? "null");
}
catch (AccessViolationException)
{
}
Log.Debug(" - Importance: " + e.Importance ?? "null");
Log.Debug(" - InternetCodepage: " + e.InternetCodepage ?? "null");
Log.Debug(" - IsConflict: " + e.IsConflict ?? "null");
Log.Debug(" - IsOnlineMeeting: " + e.IsOnlineMeeting ?? "null");
Log.Debug(" - IsRecurring: " + e.IsRecurring ?? "null");
Log.Debug(" - LastModificationTime: " + e.LastModificationTime ?? "null");
Log.Debug(" - Location: " + e.Location ?? "null");
Log.Debug(" - MarkForDownload: " + e.MarkForDownload ?? "null");
Log.Debug(" - MeetingStatus: " + e.MeetingStatus ?? "null");
Log.Debug(" - MeetingWorkspaceURL: " + e.MeetingWorkspaceURL ?? "null");
Log.Debug(" - Mileage: " + e.Mileage ?? "null");
Log.Debug(" - NetMeetingDocPathName: " + e.NetMeetingDocPathName ?? "null");
Log.Debug(" - NetMeetingOrganizerAlias: " + e.NetMeetingOrganizerAlias ?? "null");
Log.Debug(" - NetMeetingServer: " + e.NetMeetingServer ?? "null");
Log.Debug(" - NetMeetingType: " + e.NetMeetingType ?? "null");
Log.Debug(" - NetShowURL: " + e.NetShowURL ?? "null");
Log.Debug(" - NoAging: " + e.NoAging ?? "null");
Log.Debug(" - OptionalAttendees: " + e.OptionalAttendees ?? "null");
Log.Debug(" - Organizer: " + e.Organizer ?? "null");
Outlook.Recipients recipients = null;
try
{
recipients = e.Recipients;
if (recipients != null)
{
if (recipients.Count > 0)
{
Log.Debug($" - Recipients.Count: {recipients.Count}");
for (var i = recipients.Count; i > 0; i--)
{
Outlook.Recipient a = null;
try
{
a = recipients[i];
Log.Debug(" - Recipients: " + (a.Name ?? "null"));
}
finally
{
if (a != null)
{
Marshal.ReleaseComObject(a);
}
}
}
}
}
}
finally
{
if (recipients != null)
{
Marshal.ReleaseComObject(recipients);
}
}
Log.Debug(" - RecurrenceState: " + e.RecurrenceState ?? "null");
Log.Debug(" - ReminderMinutesBeforeStart: " + e.ReminderMinutesBeforeStart ?? "null");
Log.Debug(" - ReminderOverrideDefault: " + e.ReminderOverrideDefault ?? "null");
Log.Debug(" - ReminderPlaySound: " + e.ReminderPlaySound ?? "null");
Log.Debug(" - ReminderSet: " + e.ReminderSet ?? "null");
Log.Debug(" - ReminderSoundFile: " + e.ReminderSoundFile ?? "null");
Log.Debug(" - ReplyTime: " + e.ReplyTime ?? "null");
Log.Debug(" - RequiredAttendees: " + e.RequiredAttendees ?? "null");
Log.Debug(" - Resources: " + e.Resources ?? "null");
Log.Debug(" - ResponseRequested: " + e.ResponseRequested ?? "null");
Log.Debug(" - ResponseStatus: " + e.ResponseStatus ?? "null");
Log.Debug(" - Saved: " + e.Saved ?? "null");
Log.Debug(" - Sensitivity: " + e.Sensitivity ?? "null");
Log.Debug(" - Size: " + e.Size ?? "null");
Log.Debug(" - Start: " + e.Start ?? "null");
// StartInStartTimeZone was introduced in later version of Outlook
// calling this in older version (like Outlook 2003) will result in "Attempted to read or write protected memory"
try
{
Log.Debug(" - StartInStartTimeZone: " + e.StartInStartTimeZone ?? "null");
}
catch (AccessViolationException)
{
}
// StartTimeZone was introduced in later version of Outlook
// calling this in older version (like Outlook 2003) will result in "Attempted to read or write protected memory"
Outlook.TimeZone stz = null;
try
{
stz = e.StartTimeZone;
if (stz != null)
{
Log.Debug(" - StartTimeZone: " + stz.ID ?? "null");
}
}
catch (AccessViolationException)
{
}
finally
{
if (stz != null)
{
Marshal.ReleaseComObject(stz);
}
}
// StartUTC was introduced in later version of Outlook
// calling this in older version (like Outlook 2003) will result in "Attempted to read or write protected memory"
try
{
Log.Debug(" - StartUTC: " + e.StartUTC ?? "null");
}
catch (AccessViolationException)
{
}
Log.Debug(" - Subject: " + e.Subject ?? "null");
Log.Debug(" - UnRead: " + e.UnRead ?? "null");
Outlook.UserProperties up = null;
try
{
up = e.UserProperties;
if (up != null)
{
if (up.Count > 0)
{
Log.Debug($" - UserProperties.Count: {up.Count}");
for (var i = up.Count; i > 0; i--)
{
Outlook.UserProperty a = null;
try
{
a = up[i];
string v = Convert.ToString(a.Value);
Log.Debug(" - UserProperty: " + (a.Name ?? "null") + " (" + (v.Truncate(20) ?? "null") + ")");
}
finally
{
if (a != null)
{
Marshal.ReleaseComObject(a);
}
}
}
}
}
}
finally
{
if (up != null)
{
Marshal.ReleaseComObject(up);
}
}
if (printRecurrenceExceptions)
{
if (e.IsRecurring)
{
Outlook.RecurrencePattern r = null;
try
{
r = e.GetRecurrence();
if (r != null)
{
Log.Debug("** Outlook appointment recurrence **");
Log.Debug(" - DayOfMonth: " + r.DayOfMonth ?? "null");
Log.Debug(" - DayOfWeekMask: " + r.DayOfWeekMask ?? "null");
Log.Debug(" - Duration: " + r.Duration ?? "null");
Log.Debug(" - EndTime: " + r.EndTime ?? "null");
Log.Debug(" - Instance: " + r.Instance ?? "null");
Log.Debug(" - Interval: " + r.Interval ?? "null");
Log.Debug(" - MonthOfYear: " + r.MonthOfYear ?? "null");
Log.Debug(" - NoEndDate: " + r.NoEndDate ?? "null");
Log.Debug(" - Occurrences: " + r.Occurrences ?? "null");
Log.Debug(" - PatternEndDate: " + r.PatternEndDate ?? "null");
Log.Debug(" - PatternStartDate: " + r.PatternStartDate ?? "null");
Log.Debug(" - RecurrenceType: " + r.RecurrenceType ?? "null");
Log.Debug(" - Regenerate: " + r.Regenerate ?? "null");
Log.Debug(" - StartTime: " + r.StartTime ?? "null");
Log.Debug("** Outlook appointment recurrence **");
Outlook.Exceptions exceptions = null;
try
{
exceptions = r.Exceptions;
if (exceptions != null)
{
if (exceptions.Count > 0)
{
Log.Debug($" - Exceptions.Count: {exceptions.Count}");
for (var i = exceptions.Count; i > 0; i--)
{
Outlook.Exception ex = null;
try
{
ex = exceptions[i];
ex.ToDebugLog();
}
catch (COMException)
{
}
finally
{
if (ex != null)
{
Marshal.ReleaseComObject(ex);
}
}
}
}
}
}
finally
{
if (exceptions != null)
{
Marshal.ReleaseComObject(exceptions);
}
}
}
}
finally
{
if (r != null)
{
Marshal.ReleaseComObject(r);
}
}
}
}
Log.Debug("*** Outlook appointment ***");
}
public static Outlook.RecurrencePattern GetRecurrence(this Outlook.AppointmentItem oa)
{
if (oa.IsRecurring)
{
return oa.GetRecurrencePattern();
}
throw new ApplicationException("Get Recurrence");
}
public static bool IsDeleted(this Outlook.AppointmentItem oa)
{
Outlook.RecurrencePattern rp = null;
Outlook.Exceptions exceptions = null;
try
{
if (!oa.IsRecurring)
{
return false;
}
rp = oa.GetRecurrence();
if (rp == null)
{
return false;
}
exceptions = rp.Exceptions;
if (exceptions == null || exceptions.Count == 0)
{
return false;
}
if (rp.Occurrences != exceptions.Count)
{
return false;
}
for (var i = 1; i <= exceptions.Count; i++)
{
Outlook.Exception exception = null;
try
{
exception = exceptions[i];
if (!exception.Deleted)
{
return false;
}
}
finally
{
if (exception != null)
{
Marshal.ReleaseComObject(exception);
}
}
}
}
finally
{
if (exceptions != null)
{
Marshal.ReleaseComObject(exceptions);
}
if (rp != null)
{
Marshal.ReleaseComObject(rp);
}
}
return true;
}
}
}
