public static ExTimeZone CreateCustomExTimeZoneFromRegTimeZoneInfo(REG_TIMEZONE_INFO regInfo, string keyName, string displayName)
{
return(TimeZoneHelper.CreateCustomExTimeZoneFromRegRules(regInfo, keyName, displayName, new List <RegistryTimeZoneRule>(1)
{
new RegistryTimeZoneRule(DateTime.MinValue.Year, regInfo)
}));
}
internal ExTimeZone Promote()
{
ExTimeZone result = null;
TimeZoneRule timeZoneRule = null;
TimeZoneRule timeZoneRule2 = null;
SortedSet <ushort> sortedSet = new SortedSet <ushort>();
VTimeZone.CollectAllRuleYears(this.standardRules, sortedSet);
VTimeZone.CollectAllRuleYears(this.daylightRules, sortedSet);
List <RegistryTimeZoneRule> list = new List <RegistryTimeZoneRule>(sortedSet.Count);
foreach (ushort num in sortedSet)
{
TimeZoneRule timeZoneRule3 = VTimeZone.UpdateAndGetCurrentRule(num, this.daylightRules, ref timeZoneRule2);
TimeZoneRule timeZoneRule4 = VTimeZone.UpdateAndGetCurrentRule(num, this.standardRules, ref timeZoneRule);
if (timeZoneRule3 != null || timeZoneRule4 != null)
{
list.Add(new RegistryTimeZoneRule((int)num, this.GetNativeTimeZoneRule(timeZoneRule4, timeZoneRule3)));
}
}
try
{
result = TimeZoneHelper.CreateCustomExTimeZoneFromRegRules(list[0].RegTimeZoneInfo, this.timeZoneId, this.timeZoneId, list);
}
catch (InvalidTimeZoneException ex)
{
ExTraceGlobals.ICalTracer.TraceDebug <string>((long)this.GetHashCode(), "ToExTimeZone::ToExTimeZone. Following error found when construct customized time zone: {0}", ex.Message);
base.Context.AddError(ServerStrings.InvalidICalElement("VTIMEZONE"));
}
return(result);
}
public static bool TryParseTimeZoneBlob(byte[] bytes, string defaultDisplayName, out ExTimeZone timeZone)
{
timeZone = null;
if (bytes == null || defaultDisplayName == null)
{
ExTraceGlobals.StorageTracer.TraceError(0L, "Time zone blob or default display name is null.");
return(false);
}
O12TimeZoneFormatter.ExchangeTimeZoneHeader exchangeTimeZoneHeader;
if (!O12TimeZoneFormatter.ExchangeTimeZoneHeader.TryParse(bytes, out exchangeTimeZoneHeader))
{
ExTraceGlobals.StorageTracer.TraceError(0L, "Failed to parse time zone blob header. Invalid time zone found.");
return(false);
}
if (exchangeTimeZoneHeader.MajorVersion != 2 || exchangeTimeZoneHeader.MinVersion != 1)
{
ExTraceGlobals.StorageTracer.TraceError <byte, byte>(0L, "TimeZone blob version mismatch. Version read is Major: {0} Minor: {1}", exchangeTimeZoneHeader.MajorVersion, exchangeTimeZoneHeader.MinVersion);
}
if (exchangeTimeZoneHeader.RuleCount == 0)
{
ExTraceGlobals.StorageTracer.TraceError(0L, "Invalid time zone found. No rules in time zone blob");
return(false);
}
O12TimeZoneFormatter.ExchangeTimeZoneRule?exchangeTimeZoneRule = null;
List <RegistryTimeZoneRule> list = new List <RegistryTimeZoneRule>((int)exchangeTimeZoneHeader.RuleCount);
int num = exchangeTimeZoneHeader.GetSize();
for (int i = 0; i < (int)exchangeTimeZoneHeader.RuleCount; i++)
{
if (bytes.Length < num + O12TimeZoneFormatter.ExchangeTimeZoneRule.Size)
{
ExTraceGlobals.StorageTracer.TraceError(0L, "Incomplete time zone blob found");
return(false);
}
O12TimeZoneFormatter.ExchangeTimeZoneRule value;
if (!O12TimeZoneFormatter.ExchangeTimeZoneRule.TryParse(new ArraySegment <byte>(bytes, num, O12TimeZoneFormatter.ExchangeTimeZoneRule.Size), out value))
{
ExTraceGlobals.StorageTracer.TraceError(0L, "Invalid time zone found. Incomplete rules in time zone blob");
return(false);
}
if (value.MajorVersion != 2 || value.MinVersion != 1)
{
ExTraceGlobals.StorageTracer.TraceError(0L, string.Concat(new object[]
{
"Time zone rule version mismatch. Version read is Major: ",
value.MajorVersion,
" Minor: ",
value.MinVersion
}));
}
if (exchangeTimeZoneRule == null || (value.Flags & 2) != 0)
{
exchangeTimeZoneRule = new O12TimeZoneFormatter.ExchangeTimeZoneRule?(value);
}
int num2 = Math.Max(DateTime.MinValue.Year, Math.Min((int)value.Start.Year, DateTime.MaxValue.Year));
if (num2 != (int)value.Start.Year)
{
ExTraceGlobals.StorageTracer.TraceError(0L, "Start year of rule in blob is out of range. Forced to valid range. Value in blob is " + value.Start.Year);
}
list.Add(new RegistryTimeZoneRule(num2, value.RegTimeZoneInfo));
num += O12TimeZoneFormatter.ExchangeTimeZoneRule.Size;
}
ExTraceGlobals.StorageTracer.TraceInformation(0, 0L, "Effective rule is from year " + exchangeTimeZoneRule.Value.Start.Year);
string displayName = defaultDisplayName;
ExTimeZone exTimeZone;
if (ExTimeZoneEnumerator.Instance.TryGetTimeZoneByName(exchangeTimeZoneHeader.KeyName, out exTimeZone))
{
displayName = exTimeZone.LocalizableDisplayName;
}
bool result;
try
{
timeZone = TimeZoneHelper.CreateCustomExTimeZoneFromRegRules(exchangeTimeZoneRule.Value.RegTimeZoneInfo, exchangeTimeZoneHeader.KeyName, displayName, list);
result = true;
}
catch (ArgumentException ex)
{
ExTraceGlobals.StorageTracer.TraceError(0L, "Invalid time zone found. Inner message is " + ex.Message);
result = false;
}
return(result);
}
