From 906852b419d0e3a7b6b01d92a9969b89fe6c0188 Mon Sep 17 00:00:00 2001
From: ppound <paul.pound@gmail.com>
Date: Thu, 3 Feb 2022 13:16:45 -0400
Subject: [PATCH] remove depracated function

---
 includes/utilities.inc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/includes/utilities.inc b/includes/utilities.inc
index 1700177..f88a34c 100644
--- a/includes/utilities.inc
+++ b/includes/utilities.inc
@@ -12,6 +12,7 @@
  */
 
 use Drupal\Component\Utility\Xss;
+use Drupal\Component\Utility\Html;
 
 function upei_roblib_ill_check_arr_item(&$value, $key) {
   if (is_array($value)) {
@@ -95,7 +96,7 @@ function upei_roblib_ill_get_request_variable($variable) {
   if (($variable == 'genre' && !empty($_REQUEST[$variable])) && $_REQUEST[$variable] == 'bookitem') {
     return 'chapter';
   }
-  return isset($_REQUEST[$variable]) ? check_plain($_REQUEST[$variable]) : '';
+  return isset($_REQUEST[$variable]) ? Html::escape($_REQUEST[$variable]) : '';
 }