Fix "Undefined index: post-type in .../src/Model/Item.php on line 2888"

diff --git a/src/Model/Item.php b/src/Model/Item.php
index 7bc8270a174b6c01a29d529ff4ceedc346682e34..2b57557ca855bd9c92a96a9dc6339cf11afa1fc4 100644 (file)
--- a/src/Model/Item.php
+++ b/src/Model/Item.php
@@ -2885,7 +2885,7 @@ class Item
                                                'mime'   => $attachment['mimetype'],
                                        ],
                                ]);
-                               if ($item['post-type'] == Item::PT_AUDIO) {
+                               if (($item['post-type'] ?? null) == Item::PT_AUDIO) {
                                        $leading .= $media;
                                } else {
                                        $trailing .= $media;