Ticket #53613: 53613-pre-term-deletion.diff

src/wp-includes/taxonomy.php

@@ -1909 +1909 @@
                 return $ids;
         }
 
+        /**
+         * Filters whether a term deletion should take place.
+         *
+         * @since 5.9.0
+         *
+         * @param bool|null $delete       Whether to go forward with deletion.
+         * @param WP_Term   $term         Term object.
+         * @param string    $taxonomy     Taxonomy Name.
+         */
+        $check = apply_filters( 'pre_term_deletion', null, $term, $taxonomy );
+        if ( null !== $check ) {
+                return $check;
+        }
+
         $tt_id = $ids['term_taxonomy_id'];
 
         $defaults = array();