need help on posting on user wall
need help below is the code of index.php of my application and i want to Post on user wall after the user authorize my application with OFFLINE_ACCESS AND publish_stram

 <?php 

     $app_id = "166172283431392";
   
     $app_secret = "7fd7df16270e640a65f62da4241e6f17";

     $canvas_page = "http://apps.facebook.com/esccounsel/";

     $auth_url = "http://www.facebook.com/dialog/oauth?client_id=" 
            . $app_id . "&redirect_uri=" . urlencode($canvas_page) . ("&scope=read_stream publish_stream offline_access");

     $signed_request = $_REQUEST["signed_request"];

     list($encoded_sig, $payload) = explode('.', $signed_request, 2); 

     $data = json_decode(base64_decode(strtr($payload, '-_', '+/')), true);

     if (empty($data["user_id"])) {
            echo("<script> top.location.href='" . $auth_url . "'</script>");
     } else {
            echo ("Welcome User: " . $data["user_id"]);
     } 

  ?>

i want to post directly on user wall please answer 
need help on posting on user wall
===

need help below is the code of index.php of my application and i want to Post on user wall after the user authorize my application with OFFLINE_ACCESS AND publish_stram

 <?php 

     $app_id = "166172283431392";
   
     $app_secret = "7fd7df16270e640a65f62da4241e6f17";

     $canvas_page = "http://apps.facebook.com/esccounsel/";

     $auth_url = "http://www.facebook.com/dialog/oauth?client_id=" 
            . $app_id . "&redirect_uri=" . urlencode($canvas_page) . ("&scope=read_stream publish_stream offline_access");

     $signed_request = $_REQUEST["signed_request"];

     list($encoded_sig, $payload) = explode('.', $signed_request, 2); 

     $data = json_decode(base64_decode(strtr($payload, '-_', '+/')), true);

     if (empty($data["user_id"])) {
            echo("<script> top.location.href='" . $auth_url . "'</script>");
     } else {
            echo ("Welcome User: " . $data["user_id"]);
     } 

  ?>

i want to post directly on user wall please answer 