vesta/web/add/firewall/index.php

<?php
// Init
error_reporting(NULL);
ob_start();
session_start();
$TAB = 'FIREWALL';

// Main include
include($_SERVER['DOCUMENT_ROOT']."/inc/main.php");

// Check user
if ($_SESSION['user'] != 'admin') {
    header("Location: /list/user");
    exit;
}

// Check POST request
if (!empty($_POST['ok'])) {

    // Check token
    if ((!isset($_POST['token'])) || ($_SESSION['token'] != $_POST['token'])) {
        header('location: /login/');
        exit;
    }

    // Check empty fields
    if (empty($_POST['v_action'])) $errors[] = __('action');
    if (empty($_POST['v_protocol'])) $errors[] = __('protocol');
    if (!isset($_POST['v_port'])) $errors[] = __('port');
    if (empty($_POST['v_ip'])) $errors[] = __('ip address');
    if (!empty($errors[0])) {
        foreach ($errors as $i => $error) {
            if ( $i == 0 ) {
                $error_msg = $error;
            } else {
                $error_msg = $error_msg.", ".$error;
            }
        }
        $_SESSION['error_msg'] = __('Field "%s" can not be blank.',$error_msg);
    }

    $v_action = $_POST['v_action'];
    $v_protocol = $_POST['v_protocol'];
    $v_port = str_replace(' ', ',', $_POST['v_port']);
    $v_port = preg_replace('/\,+/', ',', $v_port);
    $v_port = trim($v_port, ',');
    $v_ip = $_POST['v_ip'];
    $v_comment = $_POST['v_comment'];

    // Add firewall rule
    if (empty($_SESSION['error_msg'])) {
        v_exec('v-add-firewall-rule', [$v_action, $v_ip, $v_port, $v_protocol, $v_comment]);
    }

    // Flush field values on success
    if (empty($_SESSION['error_msg'])) {
        $_SESSION['ok_msg'] = __('RULE_CREATED_OK');
        unset($v_port);
        unset($v_ip);
        unset($v_comment);
    }
}

// Header
include($_SERVER['DOCUMENT_ROOT'].'/templates/header.html');

// Panel
top_panel($user,$TAB);

// Display body
include($_SERVER['DOCUMENT_ROOT'].'/templates/admin/add_firewall.html');

// Flush session messages
unset($_SESSION['error_msg']);
unset($_SESSION['ok_msg']);

// Footer
include($_SERVER['DOCUMENT_ROOT'].'/templates/footer.html');