<?php 
// This is where AJAX would sent request to 
 
if(isset($_POST['id']) && isset($_POST['rating']) && $_POST['id'] == "index_page"){ 
  session_start(); 
   
  require_once __DIR__ . "/config.php"; 
  $star->id = $_POST['id']; 
  $star->addRating($_SESSION['user_id'], $_POST['rating']); 
} 
 
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