chamilo-lms/main/admin/access_url_edit.php

<?php
/* For licensing terms, see /license.txt */
/**
 * 	@package chamilo.admin
 * 	@author Julio Montoya <gugli100@gmail.com>
 */
$cidReset = true;
require_once '../inc/global.inc.php';
$this_section = SECTION_PLATFORM_ADMIN;

api_protect_global_admin_script();

if (!api_get_multiple_access_url()) {
    header('Location: index.php');
    exit;
}

// Create the form
$form = new FormValidator('add_url');

if ($form->validate()) {
    $check = Security::check_token('post');
    if ($check) {
        $url_array = $form->getSubmitValues();
        $url = Security::remove_XSS($url_array['url']);
        $description = Security::remove_XSS($url_array['description']);
        $active = intval($url_array['active']);
        $url_id = $url_array['id'];
        $url_to_go = 'access_urls.php';
        if ($url_id != '') {
            //we can't change the status of the url with id=1
            if ($url_id == 1) {
                $active = 1;
            }
            //checking url
            if (substr($url, strlen($url) - 1, strlen($url)) == '/') {
                UrlManager::update($url_id, $url, $description, $active);
            } else {
                UrlManager::update($url_id, $url . '/', $description, $active);
            }
            // URL Images
            $url_images_dir = api_get_path(SYS_PATH) . 'custompages/url-images/';
            $image_fields = array("url_image_1", "url_image_2", "url_image_3");
            foreach ($image_fields as $image_field) {
                if ($_FILES[$image_field]['error'] == 0) {
                    // Hardcoded: only PNG files allowed
                    if (end(explode('.', $_FILES[$image_field]['name'])) == 'png') {
                        if (file_exists($url_images_dir . $url_id . '_' . $image_field . '.png')) {
                            // if the file exists, we have to remove it before move_uploaded_file
                            unlink($url_images_dir . $url_id . '_' . $image_field . '.png');
                        }
                        move_uploaded_file(
                            $_FILES[$image_field]['tmp_name'], $url_images_dir . $url_id . '_' . $image_field . '.png'
                        );
                    }
                    // else fail silently
                }
                // else fail silently
            }
            $url_to_go = 'access_urls.php';
            $message = get_lang('URLEdited');
        } else {
            $num = UrlManager::url_exist($url);
            if ($num == 0) {
                // checking url
                if (substr($url, strlen($url) - 1, strlen($url)) == '/') {
                    UrlManager::add($url, $description, $active);
                } else {
                    //create
                    UrlManager::add($url . '/', $description, $active);
                }
                $message = get_lang('URLAdded');
                $url_to_go = 'access_urls.php';
            } else {
                $url_to_go = 'access_url_edit.php';
                $message = get_lang('URLAlreadyAdded');
            }
            // URL Images
            $url .= (substr($url, strlen($url) - 1, strlen($url)) == '/') ? '' : '/';
            $url_id = UrlManager::get_url_id($url);
            $url_images_dir = api_get_path(SYS_PATH) . 'custompages/url-images/';
            $image_fields = array("url_image_1", "url_image_2", "url_image_3");
            foreach ($image_fields as $image_field) {
                if ($_FILES[$image_field]['error'] == 0) {
                    // Hardcoded: only PNG files allowed
                    if (end(explode('.', $_FILES[$image_field]['name'])) == 'png') {
                        move_uploaded_file($_FILES[$image_field]['tmp_name'], $url_images_dir . $url_id . '_' . $image_field . '.png');
                    }
                    // else fail silently
                }
                // else fail silently
            }
        }
        Security::clear_token();
        $tok = Security::get_token();
        header('Location: ' . $url_to_go . '?action=show_message&message=' . urlencode($message) . '&sec_token=' . $tok);
        exit();
    }
} else {
    if (isset($_POST['submit'])) {
        Security::clear_token();
    }
    $token = Security::get_token();
    $form->addElement('hidden', 'sec_token');
    $form->setConstants(array('sec_token' => $token));
}

$form->addElement('text', 'url', 'URL');
$form->addRule('url', get_lang('ThisFieldIsRequired'), 'required');
$form->addRule('url', '', 'maxlength', 254);
$form->addElement('textarea', 'description', get_lang('Description'));

//the first url with id = 1 will be always active
if (isset($_GET['url_id']) && $_GET['url_id'] != 1) {
    $form->addElement('checkbox', 'active', null, get_lang('Active'));
}

$defaults['url'] = 'http://';
$form->setDefaults($defaults);

$submit_name = get_lang('AddUrl');
if (isset($_GET['url_id'])) {
    $url_id = intval($_GET['url_id']);
    $num_url_id = UrlManager::url_id_exist($url_id);
    if ($num_url_id != 1) {
        header('Location: access_urls.php');
        exit();
    }
    $url_data = UrlManager::get_url_data_from_id($url_id);
    $form->addElement('hidden', 'id', $url_data['id']);
    $form->setDefaults($url_data);
    $submit_name = get_lang('AddUrl');
}

if (!api_is_multiple_url_enabled()) {
    header('Location: index.php');
    exit;
}

$tool_name = get_lang('AddUrl');
$interbreadcrumb[] = array("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
$interbreadcrumb[] = array("url" => 'access_urls.php', "name" => get_lang('MultipleAccessURLs'));

Display :: display_header($tool_name);

if (isset($_GET['action'])) {
    switch ($_GET['action']) {
        case 'show_message' :
            Display :: display_normal_message(stripslashes($_GET['message']));
            break;
    }
}

// URL Images
$form->addElement('file', 'url_image_1', 'URL Image 1 (PNG)');
$form->addElement('file', 'url_image_2', 'URL Image 2 (PNG)');
$form->addElement('file', 'url_image_3', 'URL Image 3 (PNG)');

// Submit button
$form->addButtonCreate($submit_name);
$form->display();

Display::display_footer();