/// <summary>
/// Creates an instance of <see cref="ChildType"/> from <paramref name="descriptor"/>.
/// </summary>
/// <param name="context">The <see cref="IMansionContext"/>.</param>
/// <param name="descriptor">The <see cref="ChildTypeDescriptor"/>.</param>
/// <param name="behavior">The <see cref="CmsBehavior"/>.</param>
public static void Create(IMansionContext context, ChildTypeDescriptor descriptor, CmsBehavior behavior)
{
// validate arguments
if (context == null)
throw new ArgumentNullException("context");
if (descriptor == null)
throw new ArgumentNullException("descriptor");
if (behavior == null)
throw new ArgumentNullException("behavior");
// get the type
var type = descriptor.Properties.Get<ITypeDefinition>(context, "type", null);
var baseType = descriptor.Properties.Get<ITypeDefinition>(context, "baseType", null);
if (type == null && baseType == null)
throw new InvalidOperationException(string.Format("Invalid child type descriptor on type '{0}'. Specify either an type or a baseType.", descriptor.TypeDefinition.Name));
if (type != null && baseType != null)
throw new InvalidOperationException(string.Format("Invalid child type descriptor on type '{0}'. Ambigious type detected. Specify either an type or a baseType.", descriptor.TypeDefinition.Name));
if (type != null)
CreateChildType(context, descriptor, behavior, type);
else
{
CreateChildType(context, descriptor, behavior, baseType);
foreach (var inheritingType in baseType.GetInheritingTypes(context))
CreateChildType(context, descriptor, behavior, inheritingType);
}
}
/// <summary>
/// Creates the child type.
/// </summary>
/// <param name="context"></param>
/// <param name="descriptor"></param>
/// <param name="behavior"></param>
/// <param name="type"></param>
private static void CreateChildType(IMansionContext context, ChildTypeDescriptor descriptor, CmsBehavior behavior, ITypeDefinition type)
{
// create the child type
var childType = new ChildType(type);
// check if there is an is allowed expression
var isAllowedExpressionString = descriptor.Properties.Get(context, "allowedExpression", string.Empty);
if (!string.IsNullOrEmpty(isAllowedExpressionString))
{
// get the expresion script service
var expressionScriptService = context.Nucleus.ResolveSingle<IExpressionScriptService>();
// compile the script
childType.IsAllowedExpression = expressionScriptService.Parse(context, new LiteralResource(isAllowedExpressionString));
}
behavior.Add(childType);
}
