Use display name for users and groups

Signed-off-by: Julius Härtl <jus@bitgrid.net>

lib/Db/RelationalObject.php

@@ -0,0 +1,61 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Julius Härtl <jus@bitgrid.net>
+ *
+ * @author Julius Härtl <jus@bitgrid.net>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * Created by PhpStorm.
+ * User: jus
+ * Date: 27.02.17
+ * Time: 14:05
+ */
+
+namespace OCA\Deck\Db;
+
+
+abstract class RelationalObject implements \JsonSerializable {
+
+	/**
+	 * RelationalObject constructor.
+	 *
+	 * @param $primaryKey string
+	 * @param $object
+	 */
+	public function __construct($primaryKey, $object) {
+		$this->primaryKey = $primaryKey;
+		$this->object = $object;
+	}
+
+	public function jsonSerialize() {
+		return array_merge(
+			['primaryKey' => $this->primaryKey],
+			$this->getObjectSerialization()
+		);
+	}
+
+	public function getObjectSerialization() {
+		$this->object->jsonSerialize();
+	}
+
+	public function getPrimaryKey() {
+		return $this->getPrimaryKey();
+	}
+}