symfony-controller.php

<?php 

class AssetController {

    /**
     * Get assets via some params
     * @param string $type
     * @param integer $from
     * @param integer $to
     * @return array
     *
     * @Route("assets/{type}", name="acme_assets_get_all")
     * @Route("assets/{type}/from/{from}/to/{to}", name="acme_assets_get_from_to")
     */
    public function getAssetsAction($type, $from = 0, $to = 0) {
        // fetch me some assets
    }
}

?>