<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\captcha\plugins;
class gd extends captcha_abstract
{
var $captcha_vars = array(
'captcha_gd_x_grid' => 'CAPTCHA_GD_X_GRID',
'captcha_gd_y_grid' => 'CAPTCHA_GD_Y_GRID',
'captcha_gd_foreground_noise' => 'CAPTCHA_GD_FOREGROUND_NOISE',
// 'captcha_gd' => 'CAPTCHA_GD_PREVIEWED',
'captcha_gd_wave' => 'CAPTCHA_GD_WAVE',
'captcha_gd_3d_noise' => 'CAPTCHA_GD_3D_NOISE',
'captcha_gd_fonts' => 'CAPTCHA_GD_FONTS',
);
public function is_available()
{
return @extension_loaded('gd');
}
/**
* @return string the name of the class used to generate the captcha
*/
function get_generator_class()
{
return '\\phpbb\\captcha\\gd';
}
/**
* API function
*/
function has_config()
{
return true;
}
public function get_name()
{
return 'CAPTCHA_GD';
}
function acp_page($id, $module)
{
global $user, $template, $phpbb_log, $request;
global $config;
$user->add_lang('acp/board');
$module->tpl_name = 'captcha_gd_acp';
$module->page_title = 'ACP_VC_SETTINGS';
$form_key = 'acp_captcha';
add_form_key($form_key);
$submit = $request->variable('submit', '');
if ($submit && check_form_key($form_key))
{
$captcha_vars = array_keys($this->captcha_vars);
foreach ($captcha_vars as $captcha_var)
{
$value = $request->variable($captcha_var, 0);
if ($value >= 0)
{
$config->set($captcha_var, $value);
}
}
$phpbb_log->add('admin', $user->data['user_id'], $user->ip, 'LOG_CONFIG_VISUAL');
trigger_error($user->lang['CONFIG_UPDATED'] . adm_back_link($module->u_action));
}
else if ($submit)
{
trigger_error($user->lang['FORM_INVALID'] . adm_back_link($module->u_action));
}
else
{
foreach ($this->captcha_vars as $captcha_var => $template_var)
{
$var = (isset($_REQUEST[$captcha_var])) ? $request->variable($captcha_var, 0) : $config[$captcha_var];
$template->assign_var($template_var, $var);
}
$template->assign_vars(array(
'CAPTCHA_PREVIEW' => $this->get_demo_template($id),
'CAPTCHA_NAME' => $this->get_service_name(),
'U_ACTION' => $module->u_action,
));
}
}
function execute_demo()
{
global $config, $request;
$config_old = $config;
$config = new \phpbb\config\config(array());
foreach ($config_old as $key => $value)
{
$config->set($key, $value);
}
foreach ($this->captcha_vars as $captcha_var => $template_var)
{
$config->set($captcha_var, $request->variable($captcha_var, (int) $config[$captcha_var]));
}
parent::execute_demo();
$config = $config_old;
}
}