Bolt\Controller\Backend\Extend::installAll PHP Method

    public function installAll()
    {
        try {
            $response = $this->manager()->installPackages();
        } catch (\Exception $e) {
            return $this->getJsonException($e);
        }
        if ($response === 0) {
            return new Response($this->manager()->getOutput());
        }
        return $this->getJsonException(new PackageManagerException($this->manager()->getOutput(), $response));
    }