Updated repository interfaces

src/Repositories/ClientRepositoryInterface.php

@@ -0,0 +1,30 @@
+<?php
+/**
+ * OAuth 2.0 Client storage interface
+ *
+ * @package     league/oauth2-server
+ * @author      Alex Bilbie <hello@alexbilbie.com>
+ * @copyright   Copyright (c) Alex Bilbie
+ * @license     http://mit-license.org/
+ * @link        https://github.com/thephpleague/oauth2-server
+ */
+
+namespace League\OAuth2\Server\Repositories;
+
+/**
+ * Client storage interface
+ */
+interface ClientRepositoryInterface extends RepositoryInterface
+{
+    /**
+     * Get a client
+     *
+     * @param string $clientIdentifier The client's identifier
+     * @param string $clientSecret     The client's secret (default = "null")
+     * @param string $redirectUri      The client's redirect URI (default = "null")
+     * @param string $grantType        The grant type used (default = "null")
+     *
+     * @return \League\OAuth2\Server\Entities\Interfaces\ClientEntityInterface
+     */
+    public function get($clientIdentifier, $clientSecret = null, $redirectUri = null, $grantType = null);
+}