+ if ( $revision ) {
+ // We get here if vary-revision is set. This means that this page references
+ // itself (such as via self-transclusion). In this case, we need to make sure
+ // that any such self-references refer to the newly-saved revision, and not
+ // to the previous one, which could otherwise happen due to slave lag.
+ $oldCallback = $edit->popts->setCurrentRevisionCallback(
+ function ( $title, $parser = false ) use ( $revision, &$oldCallback ) {
+ if ( $title->equals( $revision->getTitle() ) ) {
+ return $revision;
+ } else {
+ return call_user_func(
+ $oldCallback,
+ $title,
+ $parser
+ );
+ }
+ }
+ );
+ }