Ticket #16358: 16358.diff

wp-includes/post.php

@@ -63 +63 @@
                 'rewrite' => false,
                 'query_var' => false,
                 'show_in_nav_menus' => false,
-                'supports' => array( 'comments' ),
+                'supports' => array( 'comments', 'author' ),
         ) );
 
         register_post_type( 'revision', array(
@@ -80 +80 @@
                 'rewrite' => false,
                 'query_var' => false,
                 'can_export' => false,
+                'supports' => array( 'author' ),
         ) );
 
         register_post_type( 'nav_menu_item', array(

wp-admin/includes/user.php

@@ -243 +243 @@
         do_action('delete_user', $id);
 
         if ( 'novalue' === $reassign || null === $reassign ) {
-                $post_ids = $wpdb->get_col( $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_author = %d", $id) );
+                $post_types_to_delete = array();
+                foreach ( get_post_types() as $post_type ) {
+                        if ( post_type_supports( $post_type, 'author' )
+                                $post_types_to_delete[] = $post_type;
+                }
+                $post_types_to_delete = apply_filters( 'post_types_to_delete_with_user', $post_types_to_delete, $id );
+                $post_types_to_delete = implode( "', '", $post_types_to_delete );
+                $post_ids = $wpdb->get_col( $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_author = %d AND post_type IN ('$post_types_to_delete')", $id) );
 
                 if ( $post_ids ) {
                         foreach ( $post_ids as $post_id )