From 511f9194a3816ba7a3cf3a5b105174801e5c7452 Mon Sep 17 00:00:00 2001
From: Niclas Norin <103985736+NiclasNorin@users.noreply.github.com>
Date: Sun, 31 Mar 2024 20:34:08 +0200
Subject: [PATCH] fix: checkboxes crashing when empty (#88)

---
 source/php/Submission.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/source/php/Submission.php b/source/php/Submission.php
index bf366303..340ac1f5 100644
--- a/source/php/Submission.php
+++ b/source/php/Submission.php
@@ -138,9 +138,14 @@ public function submit()
         
         
         foreach ($fields as $key => $field) {
-            if ($field['acf_fc_layout'] == 'checkbox' && is_array($field['values'])) {
+            if (
+                $field['acf_fc_layout'] == 'checkbox' && 
+                is_array($field['values']) && 
+                !empty($_POST[sanitize_title($field['label'])])
+            ) {
                 $_POST['ange-vilka-handlingar-du-vill-bestalla'] = implode(",", $_POST[sanitize_title($field['label'])]);
             }
+            
             if ($field['acf_fc_layout'] == 'sender') {
                 if (!empty($field['custom_sender_labels']['add_sender_labels'])) {
                     $labels = array_merge($labels, array_filter($field['custom_sender_labels']));