Ticket #37929: 37929.2.diff

src/wp-includes/option.php

@@ -497 +497 @@
 
         wp_protect_special_option( $option );
 
+        /**
+         * Filters whether to short-circuit the process of removing an option.
+         *
+         * Returning a value other than null will short-circuit the process, and the value will be
+         * returned cast as a bool.
+         *
+         * @since 4.7.0
+         *
+         * @param null   $skip   Whether to short-circuit the process.
+         * @param string $option Name of the option to remove.
+         */
+        $skip = apply_filters( 'pre_delete_option', null, $option );
+        if ( ! is_null( $skip ) ) {
+                return (bool) $skip;
+        }
+
         // Get the ID, if no ID then return
         $row = $wpdb->get_row( $wpdb->prepare( "SELECT autoload FROM $wpdb->options WHERE option_name = %s", $option ) );
         if ( is_null( $row ) )