From b24a531b37ad20cb5e1275535a7e532596189f62 Mon Sep 17 00:00:00 2001
From: nobu <big-me@n-k-y.net>
Date: Fri, 14 May 2021 19:00:50 +0900
Subject: [PATCH] =?UTF-8?q?WP=20PLUGIN=20=E3=83=90=E3=82=B0=E4=BF=AE?=
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・カスタムフィールドの値がない場合にreturnするよう修正
---
 util/apop-order-setting.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/util/apop-order-setting.php b/util/apop-order-setting.php
index bbb0d64..f34d694 100644
--- a/util/apop-order-setting.php
+++ b/util/apop-order-setting.php
@@ -192,6 +192,9 @@ if ( ! trait_exists( 'APOP_ORDER_SETTING' ) ) {
 		}
 
 		private static function set_custom_field_orderby( $apop_order_param ): array {
+			if ( ! $apop_order_param ) {
+				return array();
+			}
 			$sort_param = array( 1 => 'ASC', 2 => 'DESC' );
 			$meta_query = null;
 			$orderby    = null;