Authorization/script/php/permission/check_right.php

<?php
include($_SERVER['DOCUMENT_ROOT'] . "/Authorization/script/php/permission/connect_sql.php");
session_start();
$href = 'http://' . $_SERVER['HTTP_HOST'] . '/Front-Page/pages-signin.html';
//Can't come in without logged in
if (!isset($_SESSION['loggedin'])) {
	header('Location:' . $href);
	exit;
}
$sql = "SELECT [RightID],[GroupName] FROM [UserGroup]
LEFT JOIN  [GroupRight] ON [GroupRight].[GroupID] = [UserGroup].[GroupID] 
LEFT JOIN  [Group] ON [GroupRight].[GroupID] = [Group].[GroupID] 
WHERE [PgroupID] = (SELECT [PgroupID] FROM [WebPage] WHERE [PageID] = ? ) AND [UserGroup].UserID = ?";
$stmt = sqlsrv_query($conn, $sql, array(strtok($_SERVER["REQUEST_URI"], '?'), $_SESSION['UserID']));
$right = -1;
while ($row = sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC)) {
	if ($row["RightID"] > $right) {
		$groupName = $row["GroupName"];
		$right = $row["RightID"];
	}
}
//Can't come in without right
if ($right < 0) {	
	$url = 'http://' . $_SERVER['HTTP_HOST'] . '/Front-Page/home.php';		
	header('Location: ' . $url);
	exit;	
}