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<?php

/**

*

* @package acp

* @version $Id$

* @copyright (c) 2005 phpBB Group

* @license http://opensource.org/licenses/gpl-license.php GNU Public License

*

*/

/**

* @ignore

*/

if (!defined('IN_PHPBB'))

{

        exit;

}

/**

* @package acp

*/

class acp_disallow

{

        var $u_action;

        function main($id, $mode)

        {

                global $db, $user, $auth, $template, $cache;

                global $config, $phpbb_root_path, $phpbb_admin_path, $phpEx;

                include($phpbb_root_path . 'includes/functions_user.' . $phpEx);

                $user->add_lang('acp/posting');

                // Set up general vars

                $this->tpl_name = 'acp_disallow';

                $this->page_title = 'ACP_DISALLOW_USERNAMES';

                $form_key = 'acp_disallow';

                add_form_key($form_key);

                $disallow = (isset($_POST['disallow'])) ? true : false;

                $allow = (isset($_POST['allow'])) ? true : false;

                if (($allow || $disallow) && !check_form_key($form_key))

                {

                        trigger_error($user->lang['FORM_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING);

                }

                if ($disallow)

                {

                        $disallowed_user = str_replace('*', '%', utf8_normalize_nfc(request_var('disallowed_user', '', true)));

                        if (!$disallowed_user)

                        {

                                trigger_error($user->lang['NO_USERNAME_SPECIFIED'] . adm_back_link($this->u_action), E_USER_WARNING);

                        }

                        $sql = 'SELECT disallow_id

                                FROM ' . DISALLOW_TABLE . "

                                WHERE disallow_username = '" . $db->sql_escape($disallowed_user) . "'";

                        $result = $db->sql_query($sql);

                        $row = $db->sql_fetchrow($result);

                        $db->sql_freeresult($result);

                        if ($row)

                        {

                                trigger_error($user->lang['DISALLOWED_ALREADY'] . adm_back_link($this->u_action), E_USER_WARNING);

                        }

                        $sql = 'INSERT INTO ' . DISALLOW_TABLE . ' ' . $db->sql_build_array('INSERT', array('disallow_username' => $disallowed_user));

                        $db->sql_query($sql);

                        $cache->destroy('_disallowed_usernames');

                        $message = $user->lang['DISALLOW_SUCCESSFUL'];

                        add_log('admin', 'LOG_DISALLOW_ADD', str_replace('%', '*', $disallowed_user));

                        trigger_error($message . adm_back_link($this->u_action));

                }

                else if ($allow)

                {

                        $disallowed_id = request_var('disallowed_id', 0);

                        if (!$disallowed_id)

                        {

                                trigger_error($user->lang['NO_USERNAME_SPECIFIED'] . adm_back_link($this->u_action), E_USER_WARNING);

                        }

                        $sql = 'DELETE FROM ' . DISALLOW_TABLE . '

                                WHERE disallow_id = ' . $disallowed_id;

                        $db->sql_query($sql);

                        $cache->destroy('_disallowed_usernames');

                        add_log('admin', 'LOG_DISALLOW_DELETE');

                        trigger_error($user->lang['DISALLOWED_DELETED'] . adm_back_link($this->u_action));

                }

                // Grab the current list of disallowed usernames...

                $sql = 'SELECT *

                        FROM ' . DISALLOW_TABLE;

                $result = $db->sql_query($sql);

                $disallow_select = '';

                while ($row = $db->sql_fetchrow($result))

                {

                        $disallow_select .= '<option value="' . $row['disallow_id'] . '">' . str_replace('%', '*', $row['disallow_username']) . '</option>';

                }

                $db->sql_freeresult($result);

                $template->assign_vars(array(

                        'U_ACTION'                                => $this->u_action,

                        'S_DISALLOWED_NAMES'        => $disallow_select)

                );

        }

}

?>