BoC.Web.Mvc.MetaData.ExtraModelMetadataProvider.CreateMetadata C# (CSharp) Method

        protected override ModelMetadata CreateMetadata(IEnumerable<Attribute> attributes, Type containerType, Func<object> modelAccessor, Type modelType, string propertyName)
        {
            Func<IEnumerable<Attribute>, ModelMetadata> metadataFactory = (attr) => base.CreateMetadata(attr, containerType, modelAccessor, modelType, propertyName);

            var conventionType = containerType ?? modelType;

            var defaultResourceType = DefaultResourceType;
            var conventionAttribute = conventionType.GetAttributeOnTypeOrAssembly<MetadataConventionsAttribute>();
            if (conventionAttribute != null && conventionAttribute.ResourceType != null)
            {
                defaultResourceType = conventionAttribute.ResourceType;
            }
            else if (RequireConventionAttribute)
            {
                return metadataFactory(attributes);
            }

            ApplyConventionsToValidationAttributes(attributes, containerType, propertyName, defaultResourceType);

            var foundDisplayAttribute = attributes.FirstOrDefault(a => a is DisplayAttribute) as DisplayAttribute;

            if (foundDisplayAttribute.CanSupplyDisplayName())
            {
                return metadataFactory(attributes);
            }

            // Our displayAttribute is lacking. Time to get busy.
            DisplayAttribute displayAttribute = foundDisplayAttribute.Copy() ?? new DisplayAttribute();

            var rewrittenAttributes = attributes.Replace(foundDisplayAttribute, displayAttribute);

            // ensure resource type.
            displayAttribute.ResourceType = displayAttribute.ResourceType ?? defaultResourceType;

            if (displayAttribute.ResourceType != null)
            {
                // ensure resource name
                string displayAttributeName = GetDisplayAttributeName(containerType, propertyName, displayAttribute);
                if (displayAttributeName != null)
                {
                    displayAttribute.Name = displayAttributeName;
                }
                if (!displayAttribute.ResourceType.PropertyExists(displayAttribute.Name))
                {
                    displayAttribute.ResourceType = null;
                }
            }

            var metadata = metadataFactory(rewrittenAttributes);
            if (metadata.DisplayName == metadata.PropertyName)
            {
                metadata.DisplayName = metadata.DisplayName.SplitUpperCaseToString();
            }
            return metadata;
        }