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Refactor Google ReCaptcha code (#325)

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Removed duplicated code (store it in function/general.php)

Captcha doesn't need cURL (made it configurable and optional)
This commit is contained in:
slawkens
2018-06-04 12:41:49 +02:00
committed by Stefan A. Brannfjell
parent b6f30e63fc
commit 0478566020
5 changed files with 36 additions and 62 deletions
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30
engine/function/general.php
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@@ -527,4 +527,34 @@ function generateRandomString($length = 16) {
return $randomString;
}
function verifyGoogleReCaptcha($postResponse = null) {
if(!isset($postResponse) || empty($postResponse)) {
return false;
}
$recaptcha_api_url = 'https://www.google.com/recaptcha/api/siteverify';
$secretKey = config('captcha_secret_key');
$ip = $_SERVER['REMOTE_ADDR'];
$params = 'secret='.$secretKey.'&response='.$postResponse.'&remoteip='.$ip;
$useCurl = config('captcha_use_curl');
if($useCurl) {
$curl_connection = curl_init($recaptcha_api_url);
curl_setopt($curl_connection, CURLOPT_CONNECTTIMEOUT, 5);
curl_setopt($curl_connection, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl_connection, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl_connection, CURLOPT_FOLLOWLOCATION, 0);
curl_setopt($curl_connection, CURLOPT_POSTFIELDS, $params);
$response = curl_exec($curl_connection);
curl_close($curl_connection);
} else {
$response = file_get_contents($recaptcha_api_url . '?' . $params);
}
$json = json_decode($response);
return isset($json->success) && $json->success;
}
?>