Bolt\Twig\Handler\ImageHandler::getAliasedUri PHP Method

    private function getAliasedUri($filename, $alias)
    {
        if (!$this->isAlias($alias)) {
            return false;
        }
        // If we're passing in an image as array, instead of a single filename.
        if (is_array($filename) && isset($filename['file'])) {
            $filename = $filename['file'];
        }
        return $this->app['url_generator']->generate('thumb_alias', ['alias' => $alias, 'file' => $filename]);
    }