42 lines
949 B
PHP
42 lines
949 B
PHP
<?php
|
|
/**
|
|
* @brief Invisible captcha Interface
|
|
* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
|
|
* @copyright (c) Invision Power Services, Inc.
|
|
* @license https://www.invisioncommunity.com/legal/standards/
|
|
* @package Invision Community
|
|
* @since 10 Mai 2022
|
|
*/
|
|
|
|
namespace IPS\Helpers\Form\Captcha;
|
|
|
|
/* To prevent PHP errors (extending class does not exist) revealing path */
|
|
|
|
use function defined;
|
|
|
|
if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
|
|
{
|
|
header( ( $_SERVER['SERVER_PROTOCOL'] ?? 'HTTP/1.0' ) . ' 403 Forbidden' );
|
|
exit;
|
|
}
|
|
|
|
/**
|
|
* captcha Interface
|
|
*/
|
|
interface CaptchaInterface
|
|
{
|
|
|
|
/**
|
|
* Display
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getHtml(): string;
|
|
|
|
/**
|
|
* Verify
|
|
*
|
|
* @return bool|null TRUE/FALSE indicate if the test passed or not. NULL indicates the test failed, but the captcha system will display an error so we don't have to.
|
|
*/
|
|
public function verify(): ?bool;
|
|
} |