Ticket #28238: getspaceusedfilter.diff

wp-includes/ms-functions.php

@@ -2292 +2292 @@
                 $upload_dir = wp_upload_dir();
                 $space_used = get_dirsize( $upload_dir['basedir'] ) / 1024 / 1024;
         }
-
-        return $space_used;
+        /**
+         * Filter the amount of storage space used by the current site after default calculations have been applied.
+         *
+         * @since 3.9.1
+         *
+         * @param int $space_used The amount of used space, in megabytes.
+         */
+        return apply_filters( 'get_space_used', $space_used );
 }
 
 /**