/// <exclude />
public override IEnumerable <PackageFragmentValidationResult> Validate()
{
var validationResult = new List <PackageFragmentValidationResult>();
if (this.Configuration.Count(f => f.Name == "Types") > 1)
{
validationResult.AddFatal(GetText("DataTypePackageFragmentInstaller.OnlyOneElement"));
return(validationResult);
}
XElement typesElement = this.Configuration.SingleOrDefault(f => f.Name == "Types");
if (typesElement == null)
{
validationResult.AddFatal(GetText("DataTypePackageFragmentInstaller.MissingElement"));
return(validationResult);
}
_typesToInstall = new List <DataTypeDescriptor>();
foreach (XElement typeElement in typesElement.Elements("Type"))
{
XAttribute nameAttribute = typeElement.Attribute("name");
if (nameAttribute == null)
{
validationResult.AddFatal(GetText("DataTypePackageFragmentInstaller.MissingAttribute").FormatWith("name"), typeElement);
continue;
}
Type type = TypeManager.TryGetType(nameAttribute.Value);
if (type == null)
{
validationResult.AddFatal(GetText("DataTypePackageFragmentInstaller.TypeNotConfigured").FormatWith(nameAttribute.Value));
}
else if (!typeof(IData).IsAssignableFrom(type))
{
validationResult.AddFatal(GetText("DataTypePackageFragmentInstaller.TypeNotInheriting").FormatWith(type, typeof(IData)));
}
else if (DataFacade.GetAllKnownInterfaces().Contains(type))
{
validationResult.AddFatal(GetText("DataTypePackageFragmentInstaller.TypeExists").FormatWith(type));
}
else
{
DataTypeDescriptor dataTypeDescriptor = null;
try
{
dataTypeDescriptor = DynamicTypeManager.GetDataTypeDescriptor(type);
dataTypeDescriptor.Validate();
}
catch (Exception ex)
{
validationResult.AddFatal(GetText("DataTypePackageFragmentInstaller.InterfaceCodeError").FormatWith(type));
validationResult.AddFatal(ex);
Log.LogError(LogTitle, ex);
}
if (dataTypeDescriptor != null)
{
_typesToInstall.Add(dataTypeDescriptor);
this.InstallerContext.AddPendingDataType(type);
}
}
}
if (validationResult.Count > 0)
{
_typesToInstall = null;
}
return(validationResult);
}
