test

Author: Minishlink

src/WebPush.php

@@ -19,6 +19,7 @@
 use Mdanter\Ecc\Crypto\Key\PublicKey;
 use Mdanter\Ecc\EccFactory;
 use Mdanter\Ecc\Serializer\Point\UncompressedPointSerializer;
+use Jose\Util\GCM;
 
 class WebPush
 {
@@ -189,7 +190,12 @@ private function encrypt($userPublicKey, $payload)
 
         // encrypt
         $iv = openssl_random_pseudo_bytes(openssl_cipher_iv_length('aes-128-gcm'));
-        $cipherText = openssl_encrypt($payload, 'aes-128-gcm', $encryptionKey, false, $iv); // base 64 encoded
+        if (phpversion() < 7.1) {
+            list($encryptedText, $tag) = GCM::encrypt($encryptionKey, $iv, $payload, "");
+            $cipherText = $encryptedText.$tag;
+        } else {
+            $cipherText = openssl_encrypt($payload, 'aes-128-gcm', $encryptionKey, false, $iv); // base 64 encoded
+        }
 
         return array(
             'localPublicKey' => $localPublicKey,