init.php

<?php
/**
 * Hackademic-CMS/init.php
 *
 * Copyright (c) 2012 OWASP
 *
 * LICENSE:
 *
 * This file is part of Hackademic CMS
 * (https://www.owasp.org/index.php/OWASP_Hackademic_Challenges_Project).
 *
 * Hackademic CMS 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, either version 2 of the License, or (at your option) any later
 * version.
 *
 * Hackademic CMS 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
 * Hackademic CMS.  If not, see <http://www.gnu.org/licenses/>.
 *
 * PHP Version 5
 *
 * @author    Pragya Gupta <pragya18nsit@gmail.com>
 * @author    Konstantinos Papapanagiotou <conpap@gmail.com>
 * @copyright 2012 OWASP
 * @license   GNU General Public License http://www.gnu.org/licenses/gpl.html
 */

require_once "config.inc.php";
require_once "model/common/class.Loader.php";
require_once "model/common/class.HackademicDB.php";

if (defined('ENVIRONMENT') && ENVIRONMENT === "dev") {
    ini_set('display_errors', true);
} else {
    ini_set('display_errors', false);
}

$db = new HackademicDB();
Loader::init();


require_once "esapi/class.Esapi_Utils.php";

if (!isset($ESAPI_utils)) {
    // error_log("Esapi not inited in init", 0);
    $ESAPI_utils = new Esapi_Utils();
}

/**
 * Function to remove directory.
 * @param  path $path Path of the directory to be removed.
 * @return control
 */
function removeDirectory($path)
{
    $files = glob($path . '/*');
    foreach ($files as $file) {
        is_dir($file) ? removeDirectory($file) : unlink($file);
    }
    rmdir($path);
    return;
}
if (file_exists(HACKADEMIC_PATH."/installation") && defined('ENVIRONMENT') && ENVIRONMENT != "dev") {
    removeDirectory(HACKADEMIC_PATH."/installation");
}