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<?php
/**
*
* @package VC
* @version $Id$
* @copyright (c) 2006 2008 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
/**
* Placeholder for autoload
*/
include_once(PHPBB_ROOT_PATH . 'includes/captcha/plugins/captcha_abstract.' . PHP_EXT);
class phpbb_captcha_gd extends phpbb_default_captcha implements phpbb_captcha_plugin
{
function __construct()
{
include_once(PHPBB_ROOT_PATH . 'includes/captcha/captcha_gd.' . PHP_EXT);
}
public static function get_instance()
{
return new phpbb_captcha_gd();
}
static function is_available()
{
return (@extension_loaded('gd') || can_load_dll('gd'));
}
static function get_name()
{
return 'CAPTCHA_GD';
}
static function get_class_name()
{
return 'phpbb_captcha_gd';
}
function acp_page($id, &$module)
{
$captcha_vars = array(
'captcha_gd_x_grid' => 'CAPTCHA_GD_X_GRID',
'captcha_gd_y_grid' => 'CAPTCHA_GD_Y_GRID',
'captcha_gd_foreground_noise' => 'CAPTCHA_GD_FOREGROUND_NOISE',
'captcha_gd' => 'CAPTCHA_GD_PREVIEWED'
);
$module->tpl_name = 'captcha_gd_acp';
$module->page_title = 'ACP_VC_SETTINGS';
$form_key = 'acp_captcha';
add_form_key($form_key);
$submit = request_var('submit', '');
if ($submit && check_form_key($form_key))
{
$captcha_vars = array_keys($captcha_vars);
foreach ($captcha_vars as $captcha_var)
{
$value = request_var($captcha_var, 0);
if ($value >= 0)
{
set_config($captcha_var, $value);
}
}
trigger_error(phpbb::$user->lang['CONFIG_UPDATED'] . adm_back_link($module->u_action));
}
else if ($submit)
{
trigger_error(phpbb::$user->lang['FORM_INVALID'] . adm_back_link($module->u_action));
}
else
{
foreach ($captcha_vars as $captcha_var => $template_var)
{
$var = request_var($captcha_var, (int) phpbb::$config[$captcha_var]);
$template->assign_var($template_var, $var);
}
$template->assign_vars(array(
'CAPTCHA_PREVIEW' => $this->get_demo_template($id),
'CAPTCHA_NAME' => $this->get_class_name(),
));
}
}
}
?>
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