framework/RedKiteCms/EventSystem/Listener/Page/PermalinkChangedListener.php
public function onPermalinkChanged(PermalinkChangedEvent $event)
    {
        $previousPermalink = $event->getOriginalText();
        $newPermalink = $event->getChangedText();

        $this->updatePermalinkOnBlocks($previousPermalink, $newPermalink);
        $this->updateHomepagePermalink($previousPermalink, $newPermalink);
    }
public function onPermalinkChanged(PermalinkChangedEvent $event)
    {
        $previousPermalink = $event->getOriginalText();
        $newPermalink = $event->getChangedText();

        $this->updatePermalinkOnBlocks($previousPermalink, $newPermalink);
        $this->updateHomepagePermalink($previousPermalink, $newPermalink);
    }
Update permalinks on the blocks where the permalink was used

@param \RedKiteCms\EventSystem\Event\Page\PermalinkChangedEvent $event