private static void CollectProperties(fsConfig config, List <fsMetaProperty> properties, Type reflectedType)
{
// do we require a [SerializeField] or [fsProperty] attribute?
bool requireOptIn = config.DefaultMemberSerialization == fsMemberSerialization.OptIn;
bool requireOptOut = config.DefaultMemberSerialization == fsMemberSerialization.OptOut;
fsObjectAttribute attr = fsPortableReflection.GetAttribute <fsObjectAttribute>(reflectedType);
if (attr != null)
{
requireOptIn = attr.MemberSerialization == fsMemberSerialization.OptIn;
requireOptOut = attr.MemberSerialization == fsMemberSerialization.OptOut;
}
MemberInfo[] members = reflectedType.GetDeclaredMembers();
foreach (var member in members)
{
// We don't serialize members annotated with any of the ignore
// serialize attributes
if (config.IgnoreSerializeAttributes.Any(t => fsPortableReflection.HasAttribute(member, t)))
{
continue;
}
PropertyInfo property = member as PropertyInfo;
FieldInfo field = member as FieldInfo;
// Early out if it's neither a field or a property, since we
// don't serialize anything else.
if (property == null && field == null)
{
continue;
}
// Skip properties if we don't want them, to avoid the cost of
// checking attributes.
if (property != null && !config.EnablePropertySerialization)
{
continue;
}
// If an opt-in annotation is required, then skip the property if
// it doesn't have one of the serialize attributes
if (requireOptIn &&
!config.SerializeAttributes.Any(t => fsPortableReflection.HasAttribute(member, t)))
{
continue;
}
// If an opt-out annotation is required, then skip the property
// *only if* it has one of the not serialize attributes
if (requireOptOut &&
config.IgnoreSerializeAttributes.Any(t => fsPortableReflection.HasAttribute(member, t)))
{
continue;
}
if (property != null)
{
if (CanSerializeProperty(config, property, members, requireOptOut))
{
properties.Add(new fsMetaProperty(config, property));
}
}
else if (field != null)
{
if (CanSerializeField(config, field, requireOptOut))
{
properties.Add(new fsMetaProperty(config, field));
}
}
}
if (reflectedType.Resolve().BaseType != null)
{
CollectProperties(config, properties, reflectedType.Resolve().BaseType);
}
}
/// <summary>
/// Returns if the given property should be serialized.
/// </summary>
/// <param name="annotationFreeValue">
/// Should a property without any annotations be serialized?
/// </param>
private static bool CanSerializeProperty(fsConfig config, PropertyInfo property, MemberInfo[] members, bool annotationFreeValue)
{
// We don't serialize delegates
if (typeof(Delegate).IsAssignableFrom(property.PropertyType))
{
return(false);
}
var publicGetMethod = property.GetGetMethod(/*nonPublic:*/ false);
var publicSetMethod = property.GetSetMethod(/*nonPublic:*/ false);
// We do not bother to serialize static fields.
if ((publicGetMethod != null && publicGetMethod.IsStatic) ||
(publicSetMethod != null && publicSetMethod.IsStatic))
{
return(false);
}
// Never serialize indexers. I can't think of a sane way to
// serialize/deserialize them, and they're normally wrappers around
// other fields anyway...
if (property.GetIndexParameters().Length > 0)
{
return(false);
}
// Don't serialize members of types that themselves aren't to be serialized.
if (config.IgnoreSerializeTypeAttributes.Any(t => fsPortableReflection.HasAttribute(property.PropertyType, t)))
{
return(false);
}
// If a property is annotated with one of the serializable
// attributes, then it should it should definitely be serialized.
//
// NOTE: We place this override check *after* the static check,
// because we *never* allow statics to be serialized.
if (config.SerializeAttributes.Any(t => fsPortableReflection.HasAttribute(property, t)))
{
return(true);
}
// If the property cannot be both read and written to, we are not
// going to serialize it regardless of the default serialization mode
if (property.CanRead == false || property.CanWrite == false)
{
return(false);
}
// Depending on the configuration options, check whether the property
// is automatic and if it has a public setter to determine whether it
// should be serialized
if ((publicGetMethod != null && (config.SerializeNonPublicSetProperties || publicSetMethod != null)) &&
(config.SerializeNonAutoProperties || IsAutoProperty(property, members)))
{
return(true);
}
// Otherwise, we don't bother with serialization
return(annotationFreeValue);
}