private static List <IValidationElement> GetValidationAttributes(MemberInfo originalMember, MemberInfo metadataMember)
{
var validationAttributes = new List <IValidationElement>();
Attribute[] attributes = metadataMember.GetAttributes();
foreach (Attribute attribute in attributes)
{
Type type = attribute.GetType();
MethodInfo method = type
.GetMethodsEx(InstancePublicFlags)
.FirstOrDefault(info =>
{
if (info.Name != GetValidationResultMethodName ||
info.ReturnType.FullName != ValidationResultTypeName)
{
return(false);
}
ParameterInfo[] parameters = info.GetParameters();
return(parameters.Length == 2 && parameters[0].ParameterType.Equals(typeof(object)) &&
parameters[1].ParameterType.FullName == ValidationContextTypeName);
});
if (method == null)
{
continue;
}
ParameterInfo[] @params = method.GetParameters();
var validationContextConverter = TryGetValidationContextConverter(@params[1].ParameterType);
if (validationContextConverter == null)
{
continue;
}
Func <object, object[], object> methodDelegate = ServiceProvider.ReflectionManager.GetMethodDelegate(method);
Func <object, object> getPropertyValue = ServiceProvider.ReflectionManager.GetMemberGetter <object>(originalMember);
Attribute attr = attribute;
Func <string> displayNameAccessor = GetDisplayNameAccessor(originalMember);
var element = new DynamicValidationAttribute(originalMember.Name, displayNameAccessor, getPropertyValue,
(o, context) => methodDelegate(attr, new[] { o, validationContextConverter(context) }));
if (Tracer.TraceInformation)
{
Tracer.Info("Added a '{0}' validation attribute for type: '{1}', member: '{2}'", attr,
originalMember.DeclaringType, originalMember);
}
validationAttributes.Add(element);
}
return(validationAttributes);
}
public DynamicModelValidatorProvider(DynamicValidationAttribute dynamicValidationAttribute)
{
this.dynamicValidationAttribute = dynamicValidationAttribute;
}