public ScriptContext(World world, WorldRenderer worldRenderer, IEnumerable <string> scripts)
{
LuaRuntime.LoadAndroidAsset += (string filename) =>
{
using (StreamReader sr = new StreamReader(Android.App.Application.Context.Assets.Open(Platform.ResolvePath(".", "lua", filename))))
{
var luaContent = sr.ReadToEnd();
if (!string.IsNullOrEmpty(luaContent))
{
runtime.LoadBuffer(luaContent, filename);
}
}
};
runtime = new MemoryConstrainedLuaRuntime();
this.World = world;
this.WorldRenderer = worldRenderer;
knownActorCommands = WarGame.ModData.ObjectCreator.GetTypesImplementing <ScriptActorProperties>().ToArray();
ActorCommands = new Cache <ActorInfo, Type[]>(FilterActorCommands);
var knownPlayerCommands = WarGame.ModData.ObjectCreator.GetTypesImplementing <ScriptPlayerProperties>().ToArray();
PlayerCommands = FilterCommands(world.Map.Rules.Actors["player"], knownPlayerCommands);
runtime.Globals["GameDir"] = Platform.SupportDir;
//var directory = Directory.GetCurrentDirectory();
//var directory = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
//var directory = Android.App.Application.Context.ApplicationContext.PackageResourcePath;
var directory = Platform.ResolvePath(".", "lua", "scriptwrapper.lua");
string content;
using (StreamReader sr = new StreamReader(Android.App.Application.Context.Assets.Open(Platform.ResolvePath(".", "lua", "scriptwrapper.lua"))))
{
content = sr.ReadToEnd();
}
//runtime.DoBuffer(File.Open(directory, FileMode.Open, FileAccess.Read).ReadAllText(), "scriptwrapper.lua").Dispose();
runtime.DoBuffer(content, "scriptwrapper.lua").Dispose();
tick = (LuaFunction)runtime.Globals["Tick"];
//Register globals
using (var fatalError = runtime.CreateFunctionFromDelegate((Action <string>)FatalError))
{
runtime.Globals["FatalError"] = fatalError;
}
runtime.Globals["MaxUserScriptInstructions"] = MaxUserScriptInstructions;
using (var registerGlobal = (LuaFunction)runtime.Globals["RegisterSandboxedGlobal"])
{
using (var log = runtime.CreateFunctionFromDelegate((Action <string>)LogDebugMessage))
{
registerGlobal.Call("print", log).Dispose();
}
//Register global tables
var bindings = WarGame.ModData.ObjectCreator.GetTypesImplementing <ScriptGlobal>();
foreach (var bind in bindings)
{
var ctor = bind.GetConstructors(BindingFlags.Public | BindingFlags.Instance).FirstOrDefault(c => {
var p = c.GetParameters();
return(p.Length == 1 && p.First().ParameterType == typeof(ScriptContext));
});
if (ctor == null)
{
throw new InvalidOperationException("{0} must define a constructor that takes a ScriptContext context parameter");
}
var binding = (ScriptGlobal)ctor.Invoke(new[] { this });
using (var obj = binding.ToLuaValue(this))
registerGlobal.Call(binding.Name, obj).Dispose();
}
}
//System functions do not count towards the memory limit
//系统函数不计入内存限制
runtime.MaxMemoryUse = runtime.MemoryUse + MaxUserScriptMemory;
using (var loadScript = (LuaFunction)runtime.Globals["ExecuteSandboxedScript"])
{
foreach (var s in scripts)
{
loadScript.Call(s, world.Map.Open(s).ReadAllText()).Dispose();
}
}
}
