webservice/application/controllers/IndexController.php

<?php

class IndexController extends Zend_Controller_Action
{
	public function init()
    {
        /* Initialize action controller here */
    }

	public function preDispatch()
	{
		$auth = Zend_Auth::getInstance();
		if (!$auth->hasIdentity()){
			$this->_redirect('/user/login');
		}
	}

    public function indexAction()
    {

    }


}