Add authorization strategy for WAMP topics

lib/Alchemy/Phrasea/Websocket/Consumer/ConsumerInterface.php

@@ -0,0 +1,31 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2014 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Alchemy\Phrasea\Websocket\Consumer;
+
+interface ConsumerInterface
+{
+    /**
+     * Return true if the consumer is authenticated in Phraseanet
+     *
+     * @return Boolean
+     */
+    public function isAuthenticated();
+
+    /**
+     * Return true if the user has the given rights
+     *
+     * @param string\array $rights A right or an array of rights
+     *
+     * @return Boolean
+     */
+    public function hasRights($rights);
+}