Figure 3    mind.htm

<html>
<head>
<title>RS MIND Page</title>
</head>

<script language=Javascript>
function DoSomething()  {
  var serverURL = "http://dino/rsmind/mind.asp";
  var co = RSExecute( serverURL, "Method1" );
}
</script>

<body>
<script language=Javascript src="rs.htm"></script>
<script language=Javascript>RSEnableRemoteScripting();</script>

Remote Scripting for <i>MIND</i>.

<p>
<INPUT TYPE=button NAME="Button1" VALUE="Button1"
       language=Javascript onclick="DoSomething();">
</p>

</body>
</html>

Figure 5   Call Object Properties

Name Description
ID ID of the request.
status A value denoting the failure or the success of the operation. -1 for failure, 0 for success.
message A message describing what happened.
data Raw data returned by the server, if any.
return_value An object returned by the server, if any. Needs to be evaluated.
context A string identifying the context of the operation. It's one of the RSExecute's arguments.

Figure 6   RSGetASPObject


 function RSGetASPObject(url)
 {
    var cb, ecb, context;
    var params = new Array;
    var request = MSRS.startRequest(url,"GetServerProxy",
          params,cb,ecb,context);
 
    if (request.status == MSRS.S_COMPLETED)
    {
      var server = request.return_value;
      server.location = url;
      server.exec = MSRS.processRequest;
      return server;
    }
 
    alert("Failed to create ASP object for : " + url);
    return null;
 }

Figure 7   Typical RS Server


 <% RSDispatch(); %>
 
 <SCRIPT RUNAT=SERVER language=Javascript>
 <!--#INCLUDE FILE="http://dino/rsmind/rs.asp"-->
 
 
 // Declaration of the Scriptlet's vtable.
 function ServerSideScriptlet()
 { 
   this.Method1 = DoMethod1;
   this.Method2 = DoMethod2;
 }
 
 // vtable of the Scriptlet.
 public_description = new ServerSideScriptlet();
 
 
 // Implementation of Method1. 
 // Returns an object.
 function DoMethod1()
 {
   return new Date;
 }
 
 // Implementation of Method2.
 // Returns raw data.
 function DoMethod2()
 {
   return "My name is Method2";
 }
 </SCRIPT>

Figure 9   SimulateRSDispatch


 <HTML>
 
 <script language=Javascript>
 function SimulateRSDispatch()
 { 
   // RSDispatch reads these through Request
   var methodname = "Method1";  
   var param_count = 0; 
 
   // Initialize the dispatch table
   dispatchVTbl = public_description;
 
   if( typeof(dispatchVTbl[methodname]) == "function" )
   {	
      var params = "";
      var dispatch = "dispatchVTbl." + methodname + "(" + params + ")";
 
      // execute the method through eval()
      alert( "Ready for eval( '" + dispatch + "' )" );
      var r = eval( dispatch ); 
 
      // do something to test the return value
      alert( r.getYear() );
    }
    return true;
 }
 
 
 
 // OBJECT IMPLEMENTATION
 // This is a server-side scriptlet whose methods
 // you call from the client page.
 function Description()
 { 
   this.Method1 = Method1;
   this.Method2 = Method2;
 }
 public_description = new Description();
 
 
 function Method1()
 {
   return new Date;
 }
 
 function Method2()
 {
   return new Array("blue","red","green","yellow","orange");
 }
 </script>
 
 
 <BODY>
 
 <script language=Javascript>
   SimulateRSDispatch();
 </script>
 
 </BODY>
 </HTML>

Figure 11   UnEval and Eval


 <HTML>
 <HEAD>
 <TITLE>UnEval and Eval Sample</TITLE>
 </HEAD>
 
 <script language="JavaScript">
   function Description()  {
     this.Method1 = DoMethod1;  
     this.Method2 = DoMethod2;
   }
 
   function DoMethod1()  {
     alert( "Method n. 1" );
   }
 
   function DoMethod2()  {
     alert( "Method n. 2" );
   }
 
   function TestUneval()  {
     public_description = new Description();
     s = uneval( public_description );
     alert( "public_description unevaluates to: \n\n" + s );     
 
     o = eval( s );
     alert( "Executing Method1..." );
     o.Method1();
     alert( "Executing Method2..." );
     o.Method2();
   }
 </script>
 
 <BODY>
 <script language="JavaScript" src="uneval.htm"></script>
 Click to see an example of <b>uneval</b> and <b>eval</b>.<br>
 By clicking you will execute the following code:<hr>
 <code>
     public_description = new Description();<br>
     s = uneval( public_description );<br>
     alert( "public_description unevaluates to: \n\n" + s );<br>
 
     o = eval( s );<br>
     alert( "Executing Method1..." );<br>
     o.Method1();<br>
     alert( "Executing Method2..." );<br>
     o.Method2();<br>
 </code>
 <hr>
 <INPUT type=button value="Test Uneval()" language=Javascript 
        onclick="TestUneval();">
 </BODY>
 </HTML>