public MapPropertyAttribute(string name = null, MissingAction missingAction = MissingAction.Throw, object defaultValue = null, Type converterType = null)
{
Name = name;
MissingAction = missingAction;
DefaultValue = defaultValue;
if (converterType != null && !IsValidConverterType(converterType))
{
throw new Exception("not a valid converter type");
}
ConverterType = converterType;
}
/// <summary>
/// Loads an action from an XmlElement
/// </summary>
/// <param name="element">the xml to convert</param>
/// <param name="variables">
/// Program.Variables, passed to the Action.ctor
/// </param>
/// <param name="core"></param>
/// <returns></returns>
public static Action FromXml([NotNull] XPathNavigator element, ICentipedeCore core)
{
//This is probably broken somewhere.
IEnumerable <object[]> ctorArgs = new List <object[]>
{
new object[] { core },
new object[] { core.Variables, core },
new object[] { "", core },
new object[] { "", core.Variables, core },
};
Assembly asm;
//if action is not a plugin:
Action instance = null;
if (element.LocalName.StartsWith(@"Centipede."))
{
asm = Assembly.GetEntryAssembly();
}
else
{
string location = Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
if (location != null)
{
String asmPath = Path.Combine(location, Path.Combine(PluginFolder, element.SelectSingleNode(@"@Assembly").Value));
asm = File.Exists(asmPath) ? Assembly.LoadFile(asmPath) : null;
}
else
{
throw new FileNotFoundException();
}
}
if (asm != null)
{
Type actionType = asm.GetType(element.LocalName);
if (actionType != null)
{
var ctor = (from types in ctorArgs
select new
{
Ctor =
actionType.GetConstructor(types.Select(t => t.GetType())
.ToArray()),
Args = types
}).FirstOrDefault(o => o.Ctor != null);
if (ctor != null)
{
instance = (Action)ctor.Ctor.Invoke(ctor.Args);
}
}
}
if (instance == null)
{
instance = new MissingAction(element.LocalName, core.Variables, core);
}
//if (instance == null)
//{
// throw new ApplicationException();
//}
instance.PopulateMembersFromXml(element);
return(instance);
}
