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signaturepdf/vendor/fatfree/web/google/recaptcha.php

59 lines
1.5 KiB
PHP

<?php
/*
Copyright (c) 2009-2019 F3::Factory/Bong Cosca, All rights reserved.
This file is part of the Fat-Free Framework (http://fatfreeframework.com).
This is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or later.
Fat-Free Framework is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License along
with Fat-Free Framework. If not, see <http://www.gnu.org/licenses/>.
*/
namespace Web\Google;
//! Google ReCAPTCHA v2 plug-in
class Recaptcha {
const
//! API URL
URL_Recaptcha='https://www.google.com/recaptcha/api/siteverify';
/**
* Verify reCAPTCHA response
* @param string $secret
* @param string $response
* @return bool
**/
static function verify($secret,$response=NULL) {
$fw=\Base::instance();
if (!isset($response))
$response=$fw->{'POST.g-recaptcha-response'};
if (!$response)
return FALSE;
$web=\Web::instance();
$out=$web->request(self::URL_Recaptcha,[
'method'=>'POST',
'content'=>http_build_query([
'secret'=>$secret,
'response'=>$response,
'remoteip'=>$fw->IP
]),
]);
return isset($out['body']) &&
($json=json_decode($out['body'],TRUE)) &&
isset($json['success']) && $json['success'];
}
}