protected override Expression VisitMember(MemberExpression node)
{
if (node.Member == null)
{
return(node);
}
object[] attrs = node.Member.GetCustomAttributes(typeof(ARFieldAttribute), true);
if (attrs.Length > 1)
{
throw new CustomAttributeFormatException(
string.Format("Mutiple ARFieldAttribute is found on Property : {0}.", node.Member.Name));
}
if (attrs.Length == 0)
{
throw new CustomAttributeFormatException(
string.Format("No ARFieldAttribute is found on Property : {0}.", node.Member.Name));
}
ARFieldAttribute attr = (ARFieldAttribute)attrs.First();
uint arFieldId = attr.DatabaseID;
if (arFieldId == default(uint))
{
throw new CustomAttributeFormatException(
string.Format("Invalid DatabaseId in ARFieldAttribute is found on Property : {0}.", node.Member.Name)
);
}
tr.Qulification.Append("'");
tr.Qulification.Append(arFieldId);
tr.Qulification.Append("'");
return(node);
}
private ARFieldAttribute GetARAttributeField(PropertyInfo pi, ModelBinderAccessLevel accessLevel)
{
if (pi == null)
{
throw new ArgumentNullException("pi");
}
var attrs = pi.GetCustomAttributes(typeof(ARFieldAttribute), false);
if (attrs.Length > 1)
{
throw new CustomAttributeFormatException(
string.Format("Mutiple ARFieldAttribute is found on Property : {0}.", pi.Name));
}
if (attrs.Length == 0)
{
return(null);
}
ARFieldAttribute attribute = attrs[0] as ARFieldAttribute;
if (attribute.DatabaseID == 0)
{
throw new CustomAttributeFormatException(
string.Format("DatabaseID of ARFieldAttribute on Property : {0} is missing.", pi.Name));
}
if (attribute.DataType == ARType.None)
{
throw new CustomAttributeFormatException(
string.Format("DataType of ARFieldAttribute on Property : {0} cannot be null.", pi.Name));
}
if ((attribute.BinderAccess & accessLevel) == attribute.BinderAccess)
{
return(attribute);
}
else
{
return(null);
}
}
