#uri - action is translated dynamically, same with parameters
# /?pagename=user&action=findcity&term=Lond


# Custom page template file
<?php
/*
Template Name: templateName
*/

$controllerManager = getControllerManager();
$controllerManager->doAction('User'); #User is controller name, action translation is done

# controller action example, inside UserController class

public function findcityAction()
{

    require_once __DIR__.'/../models/City.php';

    $city = new City($this->_container);
    $cities = $city->getCities($this->getParam('term'));

    return $this->getHelper('Json')->send(
        $cities
    );
}