public override object Deserialize(TextReader tr)
{
string value = tr.ReadToEnd();
// Create the day specifier and associate it with a calendar object
IWeekDay ds = CreateAndAssociate() as IWeekDay;
// Decode the value, if necessary
value = Decode(ds, value);
Match match = Regex.Match(value, @"(\+|-)?(\d{1,2})?(\w{2})");
if (match.Success)
{
if (match.Groups[2].Success)
{
ds.Offset = Convert.ToInt32(match.Groups[2].Value);
if (match.Groups[1].Success && match.Groups[1].Value.Contains("-"))
{
ds.Offset *= -1;
}
}
ds.DayOfWeek = RecurrencePatternSerializer.GetDayOfWeek(match.Groups[3].Value);
return(ds);
}
return(null);
}
/// <summary>
/// Returns a serializer that can be used to serialize and object
/// of type <paramref name="objectType"/>.
/// <note>
/// TODO: Add support for caching.
/// </note>
/// </summary>
/// <param name="objectType">The type of object to be serialized.</param>
/// <param name="ctx">The serialization context.</param>
virtual public ISerializer Build(Type objectType, ISerializationContext ctx)
{
if (objectType != null)
{
ISerializer s = null;
if (typeof(IAttachment).IsAssignableFrom(objectType))
{
s = new AttachmentSerializer();
}
else if (typeof(IAttendee).IsAssignableFrom(objectType))
{
s = new AttendeeSerializer();
}
else if (typeof(IDateTime).IsAssignableFrom(objectType))
{
s = new DateTimeSerializer();
}
else if (typeof(IFreeBusyEntry).IsAssignableFrom(objectType))
{
s = new FreeBusyEntrySerializer();
}
else if (typeof(IGeographicLocation).IsAssignableFrom(objectType))
{
s = new GeographicLocationSerializer();
}
else if (typeof(IOrganizer).IsAssignableFrom(objectType))
{
s = new OrganizerSerializer();
}
else if (typeof(IPeriod).IsAssignableFrom(objectType))
{
s = new PeriodSerializer();
}
else if (typeof(IPeriodList).IsAssignableFrom(objectType))
{
s = new PeriodListSerializer();
}
else if (typeof(IRecurrencePattern).IsAssignableFrom(objectType))
{
s = new RecurrencePatternSerializer();
}
else if (typeof(IRequestStatus).IsAssignableFrom(objectType))
{
s = new RequestStatusSerializer();
}
else if (typeof(IStatusCode).IsAssignableFrom(objectType))
{
s = new StatusCodeSerializer();
}
else if (typeof(ITrigger).IsAssignableFrom(objectType))
{
s = new TriggerSerializer();
}
else if (typeof(IUTCOffset).IsAssignableFrom(objectType))
{
s = new UTCOffsetSerializer();
}
else if (typeof(IWeekDay).IsAssignableFrom(objectType))
{
s = new WeekDaySerializer();
}
// Default to a string serializer, which simply calls
// ToString() on the value to serialize it.
else
{
s = new StringSerializer();
}
// Set the serialization context
if (s != null)
{
s.SerializationContext = ctx;
}
return(s);
}
return(null);
}
