/// <summary>
/// Loads a library into the specified path
/// </summary>
/// <param name="library"></param>
/// <param name="path"></param>
public void LoadLibrary(Library library, string path)
{
//Interface.Oxide.RootLogger.Write(LogType.Debug, "Loading library '{0}' into Lua... (path is '{1}')", library.GetType().Name, path);
// Create the library table if it doesn't exist
var libraryTable = LuaEnvironment[path] as LuaTable;
if (libraryTable == null)
{
LuaEnvironment.NewTable(path);
libraryTable = LuaEnvironment[path] as LuaTable;
//Interface.Oxide.RootLogger.Write(LogType.Debug, "Library table not found, creating one... {0}", libraryTable);
}
else
{
//Interface.Oxide.RootLogger.Write(LogType.Debug, "Library table found, using it... {0}", libraryTable);
}
// Bind all methods
foreach (var name in library.GetFunctionNames())
{
var method = library.GetFunction(name);
LuaEnvironment.RegisterFunction($"{path}.{name}", library, method);
}
// Only bind properties if it's not global
if (path != "_G")
{
// Create properties table
LuaEnvironment.NewTable("tmp");
var propertiesTable = LuaEnvironment["tmp"] as LuaTable;
//Interface.Oxide.RootLogger.Write(LogType.Debug, "Made properties table {0}", propertiesTable);
libraryTable["_properties"] = propertiesTable;
libraryTable["_object"] = library; // NOTE: Is this a security risk?
LuaEnvironment["tmp"] = null;
// Bind all properties
foreach (var name in library.GetPropertyNames())
{
var property = library.GetProperty(name);
propertiesTable[name] = property;
}
// Bind the metatable
//Interface.Oxide.RootLogger.Write(LogType.Debug, "setmetatable {0}", libraryMetaTable);
(LuaEnvironment["setmetatable"] as LuaFunction).Call(libraryTable, libraryMetaTable);
}
}
/// <summary>
/// Binds the specified base method to the PLUGIN table
/// </summary>
/// <param name="methodname"></param>
/// <param name="luaname"></param>
private void BindBaseMethod(string methodname, string luaname)
{
var method = GetType().GetMethod(methodname, BindingFlags.Static | BindingFlags.NonPublic);
LuaEnvironment.RegisterFunction($"PLUGIN.{luaname}", method);
}
/// <summary>
/// Creates a table that encapsulates the specified type
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
private LuaTable CreateTypeTable(Type type)
{
// Make the table
LuaEnvironment.NewTable("tmp");
var tmp = LuaEnvironment["tmp"] as LuaTable;
// Set the type field
tmp["_type"] = type;
// Is it generic?
if (type.IsGenericType)
{
// Setup metamethod
setmetatable.Call(tmp, generictypetablemeta);
}
// Is it an enum?
else if (type.IsEnum)
{
// Set all enum fields
var fields = type.GetFields().Where(x => x.IsLiteral);
foreach (var value in fields)
{
tmp[value.Name] = value.GetValue(null);
}
}
else
{
// Bind all public static methods
var methods = type.GetMethods(BindingFlags.Static | BindingFlags.Public);
var processed = new HashSet <string>();
foreach (var method in methods)
{
if (!processed.Contains(method.Name))
{
// We need to check if this method is overloaded
var overloads = methods.Where(m => m.Name == method.Name).ToArray();
if (overloads.Length == 1)
{
// It's not, simply bind it
LuaEnvironment.RegisterFunction($"tmp.{method.Name}", method);
}
else
{
// It is, "overloads" holds all our method overloads
tmp[method.Name] = CreateOverloadSelector(overloads);
}
// Processed
processed.Add(method.Name);
}
}
// Make the public static field table
LuaEnvironment.NewTable("sftbl");
var sftbl = LuaEnvironment["sftbl"] as LuaTable;
LuaEnvironment["sftbl"] = null;
tmp["_sftbl"] = sftbl;
var fields = type.GetFields(BindingFlags.Static | BindingFlags.Public);
foreach (var field in fields)
{
sftbl[field.Name] = field;
}
// Bind all nested types
foreach (var nested in type.GetNestedTypes())
{
tmp[nested.Name] = CreateTypeTable(nested);
}
// Setup metamethod
setmetatable.Call(tmp, typetablemeta);
}
// Return it
LuaEnvironment["tmp"] = null;
return(tmp);
}
/// <summary>
/// Binds the specified base method to the PLUGIN table
/// </summary>
/// <param name="methodname"></param>
/// <param name="luaname"></param>
private void BindBaseMethod(string methodname, string luaname)
{
MethodInfo method = GetType().GetMethod(methodname, BindingFlags.Static | BindingFlags.NonPublic);
LuaEnvironment.RegisterFunction(string.Format("PLUGIN.{0}", luaname), method);
}
