From 1586bbd66adaa4c8fccc24710efa0f6a0b3e76e2 Mon Sep 17 00:00:00 2001
From: nathangray <nathangray.bsc+github@gmail.com>
Date: Thu, 10 Jun 2021 09:43:19 -0600
Subject: [PATCH] Import/Export: Avoid "Undefined variable: filter" error

(cherry picked from commit d57df627a765e61ccf077a591d6cf5e5b59e86c6)
---
 .../inc/class.importexport_definition.inc.php |  7 ++++--
 lit-element-starter-ts/src/my-input.ts        | 25 +++++++++++++++++++
 2 files changed, 30 insertions(+), 2 deletions(-)
 create mode 100644 lit-element-starter-ts/src/my-input.ts

diff --git a/importexport/inc/class.importexport_definition.inc.php b/importexport/inc/class.importexport_definition.inc.php
index 1ede7bc30b..8626819bf8 100644
--- a/importexport/inc/class.importexport_definition.inc.php
+++ b/importexport/inc/class.importexport_definition.inc.php
@@ -93,8 +93,11 @@ class importexport_definition implements importexport_iface_egw_record {
 			{
 				$options_data = importexport_arrayxml::xml2array( $this->definition['plugin_options'] );
 				$this->definition['plugin_options'] = (array)$options_data['root'];
-				if($this->definition['filter']) $filter = importexport_arrayxml::xml2array( $this->definition['filter']  );
-				$this->definition['filter'] = $filter['root'];
+				if($this->definition['filter'])
+				{
+					$filter = importexport_arrayxml::xml2array( $this->definition['filter']  );
+					$this->definition['filter'] = $filter['root'];
+				}
 			}
 			catch (Throwable $e)
 			{
diff --git a/lit-element-starter-ts/src/my-input.ts b/lit-element-starter-ts/src/my-input.ts
new file mode 100644
index 0000000000..a3c86aec5d
--- /dev/null
+++ b/lit-element-starter-ts/src/my-input.ts
@@ -0,0 +1,25 @@
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+import {LitElement, html, css} from 'lit';
+import {customElement, property} from 'lit/decorators.js';
+
+/**
+ * An example element.
+ *
+ * @slot - This element has a slot
+ * @csspart button - The button
+ */
+@customElement('my-input')
+export class MyInput extends LitElement {
+
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    'my-input': MyInput;
+  }
+}