<?php
/* For licensing terms, see /license.txt */
/**
 * Create or edit access urls and branches
 * @package chamilo.admin
 * @author Julio Montoya <gugli100@gmail.com>
 * @author Yannick Warnier <yannick.warnier@beeznest.com>
 */
/**
 * Initialization
 */
$language_file = 'admin';
$cidReset = true;
require_once '../inc/global.inc.php';
$this_section = SECTION_PLATFORM_ADMIN;

//api_protect_admin_script();
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,-1)!=='/') {
                $url_id .= '/';
            }
            UrlManager::udpate($url_id, $url, $description, $active, $url_array['url_type'], $url_array);
            // 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') {
                        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,-1)!='/' && $url_array['url_type'] == 1) {
                    $url.='/';
                }
                $url_array['ip'] = $url_array['url'];
                UrlManager::add($url, $description, $active, $url_array['url_type'], $url_array);
                $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', get_lang('URLIP'), array('class'=>'span6'));
$form->addRule('url', get_lang('ThisFieldIsRequired'), 'required');
$form->addRule('url', '', 'maxlength',254);

$types = array(
  1=>get_lang('AccessURL'),
  2=>get_lang('SincroServer'),
  3=>get_lang('SincroClient'),
);
$form->addElement('select', 'url_type', get_lang('Type'), $types);

$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'));
}

//$form->addRule('checkbox', get_lang('ThisFieldIsRequired'), 'required');

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

$submit_name = get_lang('AddUrl');
if (isset($_GET['url_id'])) {
    $url_id = Database::escape_string($_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'));
$interbreadcrumb[] = array ("url" => 'access_urls.php', "name" => get_lang('MultipleAccessURLs'));
/**
 * View
 */
Display :: display_header($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->addElement('style_submit_button', 'submit', $submit_name, 'class="add"');
$form->display();

Display::display_footer();