Primo Committ

vendor/opis/closure/src/SecurityProvider.php

@@ -0,0 +1,42 @@
+<?php
+/* ===========================================================================
+ * Copyright (c) 2018-2021 Zindex Software
+ *
+ * Licensed under the MIT License
+ * =========================================================================== */
+
+namespace Opis\Closure;
+
+class SecurityProvider implements ISecurityProvider
+{
+    /** @var  string */
+    protected $secret;
+
+    /**
+     * SecurityProvider constructor.
+     * @param string $secret
+     */
+    public function __construct($secret)
+    {
+        $this->secret = $secret;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function sign($closure)
+    {
+        return array(
+            'closure' => $closure,
+            'hash' => base64_encode(hash_hmac('sha256', $closure, $this->secret, true)),
+        );
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function verify(array $data)
+    {
+        return base64_encode(hash_hmac('sha256', $data['closure'], $this->secret, true)) === $data['hash'];
+    }
+}