From b712ef3746e47916e57ea4a619cc54b765a011e2 Mon Sep 17 00:00:00 2001
From: leho <leho@conversionready.com>
Date: Wed, 20 Oct 2021 14:23:37 +0300
Subject: [PATCH] Prevent inserting empty meta values [1]

1: https://github.com/xwp/stream/issues/1080
---
 classes/class-db-driver-wpdb.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/classes/class-db-driver-wpdb.php b/classes/class-db-driver-wpdb.php
index 49b95a3a1..ada634671 100755
--- a/classes/class-db-driver-wpdb.php
+++ b/classes/class-db-driver-wpdb.php
@@ -81,7 +81,9 @@ public function insert_record( $data ) {
 		// Insert record meta.
 		foreach ( (array) $meta as $key => $vals ) {
 			foreach ( (array) $vals as $val ) {
-				$this->insert_meta( $record_id, $key, $val );
+				if ( $val ) {
+					$this->insert_meta( $record_id, $key, $val );
+				}
 			}
 		}