added JS api to access current user in frontend (#4064)

assets/js/plugins/KimaiUser.js

@@ -0,0 +1,52 @@
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/*!
+ * [KIMAI] KimaiUser: information about the current user
+ */
+
+import KimaiPlugin from "../KimaiPlugin";
+
+export default class KimaiUser extends KimaiPlugin {
+
+    getId() {
+        return 'user';
+    }
+
+    init() {
+        this.user = this.getConfigurations().get('user');
+    }
+
+    /**
+     * @returns {string}
+     */
+    getUserId() {
+        return this.user.id;
+    }
+
+    /**
+     * @returns {string}
+     */
+    getName() {
+        return this.user.name;
+    }
+
+    /**
+     * @returns {boolean}
+     */
+    isAdmin() {
+        return this.user.admin;
+    }
+
+    /**
+     * @returns {boolean}
+     */
+    isSuperAdmin() {
+        return this.user.superAdmin;
+    }
+
+}