Simple example of using child routes, using the Segment type, to keep a routing table in Zend Framework 2 simple and compact. For more information, check out http://www.masterzendframework.com/tutorial/child-and-segment-routes.

compact-child-routes

return array(
    'router' => array(
        'routes' => array(
            'forecaster' => array(
                'type'    => 'Literal',
                'options' => array(
                    'route'    => '/forecaster',
                    'defaults' => array(
                        '__NAMESPACE__' => 'Forecaster\Controller',
                        'controller'    => 'Forecaster',
                        'action'        => 'index',
                    ),
                ),
                'may_terminate' => true,
                'child_routes' => array(
                    'earnings-period' => array(
                        'type' => 'segment',
                        'options' => array(
                            'route' => '/earnings/[:period]/[:type]',
                            'constraints' => array(
                                'period' => '(this|previous|last|next|current)',
                                'type' => '(week|month|quarter|year)'
                            ),
                            'defaults' => array(
                                'controller' => 'earnings',
                                'action' => 'view'
                            )
                        )
                    ),
                    'pipeline-period' => array(
                        'type' => 'segment',
                        'options' => array(
                            'route' => '/pipeline/[:period]/[:type]',
                            'constraints' => array(
                                'period' => '(this|previous|last|next|current)',
                                'type' => '(week|month|quarter|year)'
                            ),
                            'defaults' => array(
                                'controller' => 'pipeline',
                                'action' => 'view'
                            )
                        )
                    ),
                ),
            ),
        ),
    ),