<?php

/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; under version 2
 * of the License (non-upgradable).
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * Copyright (c) 2002-2008 (original work) Public Research Centre Henri Tudor & University of Luxembourg (under the project TAO & TAO2);
 *               2008-2010 (update and modification) Deutsche Institut für Internationale Pädagogische Forschung (under the project TAO-TRANSFER);
 *               2009-2012 (update and modification) Public Research Centre Henri Tudor (under the project TAO-SUSTAIN & TAO-DEV);
 *
 */

use oat\oatbox\filesystem\FileSystemService;
use oat\oatbox\service\ServiceManager;

/*
 * This post-installation script creates a new local file source for file uploaded
 * by end-users through the TAO GUI.
 */

$dataPath = FILES_PATH . 'tao' . DIRECTORY_SEPARATOR . 'upload' . DIRECTORY_SEPARATOR;
if (file_exists($dataPath)) {
    helpers_File::emptyDirectory($dataPath);
}

$serviceManager = ServiceManager::getServiceManager();
$fsService = $serviceManager->get(FileSystemService::SERVICE_ID);
$source = $fsService->createFileSystem('fileUploadDirectory', 'tao/upload');
$serviceManager->register(FileSystemService::SERVICE_ID, $fsService);

tao_models_classes_TaoService::singleton()->setUploadFileSourceId('fileUploadDirectory');

// add .htaccess to prevent php code execution
if (file_exists($dataPath) && is_dir($dataPath)) {
    $accessFile = $dataPath . '.htaccess';
    if (!is_writable($dataPath) || (file_exists($accessFile) && !is_writable($accessFile))) {
        throw new tao_install_utils_Exception("Unable to write .htaccess file into : ${accessFile}.");
    }
    file_put_contents($accessFile, "php_flag engine off\n");
}