using System;

using System.Collections.Generic;

using System.Text;

using System.Web;

using System.Web.SessionState;

namespace SharpLua.Web

{

/// <summary>

/// An HttpHandler that lets you use #Lua in Web apps

/// </summary>

public class SharpLuaHttpHandler : IHttpHandler, IRequiresSessionState

{

/// <summary>

/// This handler is reusable

/// </summary>

public bool IsReusable

{

get { return true; }

}

/// <summary>

/// Processes an HTTP Web request for a #Lua doc

/// </summary>

/// <param name="context"></param>

public void ProcessRequest(HttpContext context)

{

// Create a new environment and add a table 'web' that has access to the HttpObjects

LuaTypes.LuaTable env = LuaRuntime.CreateGlobalEnviroment();

LuaTypes.LuaTable Web = new SharpLua.LuaTypes.LuaTable();

Web.SetNameValue("context", SharpLua.ObjectToLua.ToLuaValue(context));

Web.SetNameValue("response", SharpLua.ObjectToLua.ToLuaValue(context.Response));

Web.SetNameValue("request", SharpLua.ObjectToLua.ToLuaValue(context.Request));

Web.SetNameValue("application", SharpLua.ObjectToLua.ToLuaValue(context.Application));

Web.SetNameValue("session", SharpLua.ObjectToLua.ToLuaValue(context.Session));

Web.SetNameValue("filepath", SharpLua.ObjectToLua.ToLuaValue(context.Request.PhysicalPath));

env.SetNameValue("web", Web);

try

{

LuaRuntime.RunFile(context.Request.PhysicalPath, env);

}

catch (Exception e)

{

context.Response.Write("<h1>Error Loading #Lua File " + context.Request.PhysicalPath + "</h1><br />");

context.Response.Write("<br /> <font color='red'>");

context.Response.Write(e.ToString().Replace("\n", "<br />"));

context.Response.Write("</font>");

}

}

}

}