init.php

<?php
/*******************************************************
 *   Copyright (C) 2014  http://isvipi.com

    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; either version 2 of the License, or
    (at your option) any later version.

    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.
 ******************************************************/ 
//Base paths
$chop = -strlen(basename($_SERVER['SCRIPT_NAME']));
define('DOC_ROOT',substr($_SERVER['SCRIPT_FILENAME'],0,$chop));
define('URL_ROOT',substr($_SERVER['SCRIPT_NAME'],0,$chop));
//if (!isset($time_zone)){$time_zone = 'US/Central';}
//if (!isset($theme)){$theme = 'default';}
// directory paths
define('ISVIPI_ROOT', DOC_ROOT);
define('ISVIPI_THEMES', ISVIPI_ROOT . 'themes' . DIRECTORY_SEPARATOR);
define('ISVIPI_MOBILE_THEME_BASE', ISVIPI_ROOT . 'themes/mobile' . DIRECTORY_SEPARATOR);
define('ISVIPI_ADMIN_BASE', ISVIPI_ROOT . 'admin' . DIRECTORY_SEPARATOR);
define('ISVIPI_DB_BASE', ISVIPI_ROOT . 'inc/db' . DIRECTORY_SEPARATOR);
define('ISVIPI_INC_BASE', ISVIPI_ROOT . 'inc' . DIRECTORY_SEPARATOR);
define('ISVIPI_STYLE_BASE', ISVIPI_ROOT . 'inc/style.lib' . DIRECTORY_SEPARATOR);
define('ISVIPI_USER_BASE', ISVIPI_INC_BASE . '/users' . DIRECTORY_SEPARATOR);
define('ISVIPI_USER_INC_BASE', ISVIPI_ROOT . '/inc/users.inc' . DIRECTORY_SEPARATOR);
define('ISVIPI_ADMIN_INC_BASE', ISVIPI_ROOT . 'inc/admin.inc' . DIRECTORY_SEPARATOR);
define('ISVIPI_CRON_BASE', ISVIPI_ROOT . '/inc/cron' . DIRECTORY_SEPARATOR);

// url paths
define ('ISVIPI_URL', URL_ROOT);
define ('ISVIPI_FULL_HTTP_URL', $_SERVER['HTTP_HOST']);
define ('ISVIPI_ADMIN_URL', URL_ROOT.'admin'. DIRECTORY_SEPARATOR);
define('ISVIPI_PROFILE_PIC_URL', ISVIPI_URL . 'inc/users/thumbs' . DIRECTORY_SEPARATOR);
define ('ISVIPI_USER_PROCESS', ISVIPI_URL . 'users/processUsers'. DIRECTORY_SEPARATOR);
define ('ISVIPI_STYLE_URL', ISVIPI_URL . 'inc/style.lib' .DIRECTORY_SEPARATOR);
define ('ISVIPI_DB_URL', ISVIPI_URL . 'inc/db' .DIRECTORY_SEPARATOR);
define ('ISVIPI_MOBILE_THEME_URL', ISVIPI_URL . 'themes/mobile' .DIRECTORY_SEPARATOR);
define('ISVIPI_USER_INC_URL', ISVIPI_URL . 'inc/users.inc' . DIRECTORY_SEPARATOR);
define('ISVIPI_ADMIN_INC_URL', ISVIPI_URL . 'inc/admin.inc' . DIRECTORY_SEPARATOR);
define('ISVIPI_CRON_URL', ISVIPI_URL . 'inc/cron' . DIRECTORY_SEPARATOR);
define('ISVIPI_TIMELINE_PICS_URL', ISVIPI_URL . 'inc/images/timeline' . DIRECTORY_SEPARATOR);

//Image thumbnail sizes
define('ISVIPI_THUMB_100', '100x100_');
define('ISVIPI_THUMB_150', '150x150_');
define('ISVIPI_THUMB_500', '500x500_');?>