executeReplaceChain example

        $proxy = $this->args->getSubject();
        $proxy->__pushHookExecutionContext($this->args->getMethod(), $this);

        // Before hooks         $this->hookManager->getEventManager()->notify(
            $this->getHookEventName(Enlight_Hook_HookHandler::TypeBefore),
            $this->args
        );

        // Replace hooks and/or original method         $this->args->setProcessed(false);
        $returnValue = $this->executeReplaceChain($this->args->getArgs());
        $this->args->setReturn($returnValue);
        $this->args->setProcessed(true);

        // After hooks         $returnValue = $this->hookManager->getEventManager()->filter(
            $this->getHookEventName(Enlight_Hook_HookHandler::TypeAfter),
            $this->args->getReturn(),
            $this->args
        );

        // Remove this context from the proxy