From fac797105f55d353437317ee02500e474d73b453 Mon Sep 17 00:00:00 2001
From: Giovanni Cascione <43221199+spleen1981@users.noreply.github.com>
Date: Wed, 20 Jul 2022 00:16:56 +0200
Subject: [PATCH] Slugs: handle custom query var as array (#1200)

---
 modules/slugs/qtx_module_slugs.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/slugs/qtx_module_slugs.php b/modules/slugs/qtx_module_slugs.php
index 55865035..3d28e2dd 100644
--- a/modules/slugs/qtx_module_slugs.php
+++ b/modules/slugs/qtx_module_slugs.php
@@ -973,6 +973,11 @@ private function get_last_slash( $slug ) {
     private function get_page_id_by_path( $page_path, $post_type = 'page' ) {
         global $wpdb;
 
+        // Handle cases where custom query vars with the same names of specific internal query vars (e.g. 'name') are structured as arrays for any reason.
+        if ( ! is_scalar( $page_path ) ) {
+            return null;
+        }
+
         $page_path     = rawurlencode( urldecode( $page_path ) );
         $page_path     = str_replace( '%2F', '/', $page_path );
         $page_path     = str_replace( '%20', ' ', $page_path );