index.php

<?php
/**
 ***********************************************************************************************
 * Set the correct startpage for Admidio
 *
 * @copyright 2004-2020 The Admidio Team
 * @see https://www.admidio.org/
 * @license https://www.gnu.org/licenses/gpl-2.0.html GNU General Public License v2.0 only
 ***********************************************************************************************
 */
// if config file doesn't exists, than show installation dialog
if (!is_file(__DIR__ . '/adm_my_files/config.php'))
{
    header('Location: adm_program/installation/index.php');
    exit();
}

require_once(__DIR__ . '/adm_program/system/common.php');

if (isset($gHomepage))
{
    admRedirect($gHomepage);
    // => EXIT
}
else
{
    // if parameter gHomepage doesn't exists then show default page
    admRedirect(ADMIDIO_URL . '/adm_program/overview.php');
    // => EXIT
}