private PropertyInfo GetAdhocProperty(Type type, string name)
{
var props = type.GetProperties();
foreach (PropertyInfo prop in props)
{
if (prop.Name == name)
{
return(prop);
}
else
{
var jsonNetAttrs = prop.GetCustomAttributes(JsonNetMetadata.JsonPropertyAttributeType, false);
if (jsonNetAttrs.Any())
{
var nameFromAttr = JsonNetMetadata.GetPropertyNameFromAttribute(jsonNetAttrs[0]);
if (nameFromAttr == name)
{
return(prop);
}
}
}
}
return(null);
}
internal DtoType(Type dtoType, EntityType concreteType)
{
this.Type = dtoType;
this.ConcreteEntityType = concreteType;
this.Fields = new List <DtoField>();
this.Links = new List <DtoLink>();
//// walk...
//foreach (DtoFieldAttribute attr in type.GetCustomAttributes(typeof(DtoFieldAttribute), true))
//{
// var useName = attr.Name;
// if (attr.Name == IdKey)
// useName = this.ConcreteEntityType.GetKeyFields()[0].Name;
// var prop = props.Where(v => string.Compare(v.Name, useName, true) == 0).FirstOrDefault();
// if (prop == null)
// throw new InvalidOperationException(string.Format("Property '{0}' was not found on type '{1}'.", attr.Name, concreteType.Name));
// // add...
// this.Fields.Add(new DtoField(useName, attr.JsonName, prop));
//}
// look for any properties that have json properties...
var dtoProps = dtoType.GetProperties();
foreach (var dtoProp in dtoProps)
{
try
{
// get...
var attrs = (DtoFieldAttribute[])dtoProp.GetCustomAttributes(typeof(DtoFieldAttribute), false);
if (attrs.Any())
{
var member = concreteType.GetMember(dtoProp.Name, OnNotFound.ThrowException);
this.Fields.Add(new DtoEntityMemberField(dtoProp.Name, attrs[0].JsonName, dtoProp, member));
}
else
{
var linkAttrs = (DtoLinkAttribute[])dtoProp.GetCustomAttributes(typeof(DtoLinkAttribute), false);
if (linkAttrs.Any())
{
var link = (ChildToParentEntityLink)concreteType.Links.GetLink(dtoProp.Name, OnNotFound.ThrowException);
this.Links.Add(new DtoLink(dtoProp.Name, linkAttrs[0].JsonName, dtoProp, link));
}
else
{
var jsonNetAttrs = dtoProp.GetCustomAttributes(JsonNetMetadata.JsonPropertyAttributeType, false);
if (jsonNetAttrs.Any())
{
var name = JsonNetMetadata.GetPropertyNameFromAttribute(jsonNetAttrs[0]);
this.Fields.Add(new DtoAdHocField(dtoProp.Name, name, dtoProp));
}
}
}
}
catch (Exception ex)
{
throw new InvalidOperationException(string.Format("Failed when processing '{0}'.", dtoProp.Name), ex);
}
}
// fixup the links...
foreach (var link in this.Links)
{
var field = link.Link.GetLinkFields()[0];
var dtoField = this.GetFieldByName(field.Name, false);
if (dtoField == null)
{
throw new InvalidCastException(string.Format("DTO link '{0}' on '{1}' is non-functional as the referred field '{2}' is not defined on the DTO.",
link.Name, this.Type.Name, field.Name));
}
// set...
link.ReferenceField = dtoField;
}
}
