<?php
/**
* @brief Invisible reCAPTCHA
* @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 15 June 2017
*/
namespace IPS\Helpers\Form\Captcha;
/* To prevent PHP errors (extending class does not exist) revealing path */
if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
{
header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
exit;
}
/**
* Invisible reCAPTCHA
*/
class _Invisible
{
/**
* @brief Error
*/
protected $error;
/**
* Display
*
* @return string
*/
public function getHtml()
{
return \IPS\Theme::i()->getTemplate( 'forms', 'core', 'global' )->captchaInvisible( \IPS\Settings::i()->recaptcha2_public_key, preg_replace( '/^(.+?)\..*$/', '$1', \IPS\Member::loggedIn()->language()->short ) );
}
/**
* Display
*
* @return string
*/
public function rowHtml()
{
return $this->getHtml();
}
/**
* 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()
{
try
{
$response = \IPS\Http\Url::external( 'https://www.google.com/recaptcha/api/siteverify' )->request()->post( array(
'secret' => \IPS\Settings::i()->recaptcha2_private_key,
'response' => trim( \IPS\Request::i()->__get('g-recaptcha-response') ),
'remoteip' => \IPS\Request::i()->ipAddress(),
) )->decodeJson( TRUE );
return ( ( (bool) $response['success'] ) and ( $response['hostname'] === \IPS\Http\Url::internal('')->data[ \IPS\Http\Url::COMPONENT_HOST ] ) );
}
catch( \RuntimeException $e )
{
if( $e->getMessage() == 'BAD_JSON' )
{
return FALSE;
}
else
{
throw $e;
}
}
}
}