<?php
/**
 *
 * @category        admin
 * @package         languages
 * @author          WebsiteBaker Project
 * @copyright       Ryan Djurovich
 * @copyright       WebsiteBaker Org. e.V.
 * @link            http://websitebaker.org/
 * @license         http://www.gnu.org/licenses/gpl.html
 * @platform        WebsiteBaker 2.8.3
 * @requirements    PHP 5.3.6 and higher
 * @version         $Id: install.php 2 2017-07-02 15:14:29Z Manuela $
 * @filesource      $HeadURL: svn://isteam.dynxs.de/wb/2.10.x/trunk/admin/languages/install.php $
 * @lastmodified    $Date: 2017-07-02 17:14:29 +0200 (Sun, 02 Jul 2017) $
 * @description
 *
 */

// do not display notices and warnings during installation
error_reporting(E_ALL ^ E_NOTICE ^ E_WARNING);

// Include config file and admin class file
if ( !defined( 'WB_PATH' ) ){ require( dirname(dirname((__DIR__))).'/config.php' ); }
if ( !class_exists('admin', false) ) { require(WB_PATH.'/framework/class.admin.php'); }

$admin = new admin('Addons', 'languages_install', false);

$js_back = ADMIN_URL.'/languages/index.php';

if( !$admin->checkFTAN() )
{
    $admin->print_header();
    $admin->print_error($MESSAGE['GENERIC_SECURITY_ACCESS'], $js_back );
}
// After check print the header
$admin->print_header();

// Check if user uploaded a file
if(!isset($_FILES['userfile'])) {
    $admin->print_error($MESSAGE['GENERIC_ERROR_OPENING_FILE'], $js_back );
}

// Include the WB functions file
require_once(WB_PATH.'/framework/functions.php');

// Create temp string
$temp_string = '';
$salt = "abchefghjkmnpqrstuvwxyz0123456789";
srand((double)microtime()*1000000);
$i = 0;
while ($i <= 7) {
    $num = rand() % 33;
    $tmp = substr($salt, $num, 1);
    $temp_string = $temp_string . $tmp;
    $i++;
}

// Set temp vars
$temp_dir = WB_PATH.'/temp/';
$temp_file = $temp_dir . 'language'.$temp_string;

// Check if language dir is writable
if(!is_writable(WB_PATH.'/languages/')) {
    if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file
    $admin->print_error($MESSAGE['GENERIC_BAD_PERMISSIONS']);
}

// Try to upload the file to the temp dir
if(!move_uploaded_file($_FILES['userfile']['tmp_name'], $temp_file)) {
    if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file
    $admin->print_error($MESSAGE['GENERIC_CANNOT_UPLOAD']);
}

// Check if uploaded file is a valid language file (no binary file etc.)
$content = file_get_contents($temp_file);
if (strpos($content, '<?php') === false) $admin->print_error($MESSAGE['GENERIC_INVALID_LANGUAGE_FILE']);
// Remove any vars with name "language_code"
if (isset($language_code)){unset($language_code);}

// Include precheck files for versionCompare routine
require(WB_PATH . '/framework/addon.precheck.inc.php');

// Read the temp file and look for a language code
require($temp_file);
$new_language_version=$language_version;

// Check if the file is valid
if(!isset($language_code)) {
    if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file
    // Restore to correct language
    require(WB_PATH.'/languages/'.LANGUAGE.'.php');
    $admin->print_error($MESSAGE['GENERIC_INVALID_LANGUAGE_FILE']);
}

// Set destination for language file
$language_file = WB_PATH.'/languages/'.$language_code.'.php';
$action="install";

// Move to new location
if (file_exists($language_file)) {
    require($language_file);
    if (versionCompare($language_version, $new_language_version, '>=')) {
        // Restore to correct language
        require(WB_PATH . '/languages/' . LANGUAGE . '.php');
        $admin->print_error($MESSAGE['GENERIC_ALREADY_INSTALLED']);
    }
    $action="upgrade";
    unlink($language_file);
}

rename($temp_file, $language_file);

// Chmod the file
change_mode($language_file, 'file');

// Load language info into DB
load_language($language_file);

// Restore to correct language
require(WB_PATH.'/languages/'.LANGUAGE.'.php');
rm_full_dir(WB_PATH.'/temp', true);
// Print success message
if ($action=="install") {
    $admin->print_success($MESSAGE['GENERIC_INSTALLED']);
} else {
    $admin->print_success($MESSAGE['GENERIC_UPGRADED']);
}

// Print admin footer
$admin->print_footer();