ZF CRUD controller

CrudController.php

<?php

class Controller_Base_Crud extends Zend_Controller_Action {

    /**
     * An instance of the corresponding Service layer
     * @var object
     */
    protected $_service = null;

    /**
     * Instantiate the Service class which corresponds
     * to the current (calling) controller subclass
     *
     * @return  object   provides fluent interface
     * 
     */
    protected function _setService() {
        $serviceClassName = 'Service_' . substr(get_class($this), 0, -10);
        $this->_service = new $serviceClassName();

        return $this;
    }

    /**
     * Get the Service class which corresponds
     * to the current (calling) controller subclass
     * 
     * @return  object   an instance of the corresponding service class
     * 
     */
    protected function _getService() {
        if ($this->_service == null) {
            $this->_setService();
        }

        return $this->_service;
    }

    /**
     * The index page shows a jQuery DataTables table which fetches
     * its contents with AJAX, so no initialization is needed here
     *
     * 
     */
    public function indexAction() {
        
    }

    /**
     * View a single record's details by an ID given in the URL
     *
     * 
     */
    public function viewAction() {
        $controllerName = $this->getRequest()->getControllerName();
        $recordId = $this->getRequest()->getParam('record-id');
        $record = $this->_getService()->fetchOneBy(array('id' => $recordId), array('hydrate' => true));

        if (!$record) {
            $this->_helper->flashMessenger->setNameSpace('error')->addMessage('The selected record does not exist.');
            $this->_helper->getHelper('Redirector')->gotoRoute(array(), $this->_controllerToRouteName($controllerName), TRUE);
        }
        $this->view->navigation()->findOneBy('controller', $controllerName)->setActive(true);
        $recordName = lcfirst(implode('', array_map('ucfirst', (array) explode('-', $controllerName))));
        $this->view->$recordName = $record;
    }

    /**
     * Add one record
     *
     * 
     */
    public function addAction() {
        $controllerName = $this->getRequest()->getControllerName();
        $form = $this->_getService()->getForm('add');
        
        if ($this->getRequest()->isPost()) {
            $params = $this->getRequest()->getParams();
            if ($form->isValid($params)) {
                $addRecord = $this->_getService()->add($params);
                if ($addRecord) {
                    $this->_helper->flashMessenger->setNameSpace('success')->addMessage('Record added.');
                    if ($this->getRequest()->getParam('submitAnother', FALSE)) {
                        $this->_helper->getHelper('Redirector')->gotoRoute(array('action' => 'add'), $this->_controllerToRouteName($controllerName), FALSE);
                    }
                    $this->_helper->getHelper('Redirector')->gotoRoute(array('action' => 'index'), $this->_controllerToRouteName($controllerName), FALSE);
                } else {
                    $this->_helper->flashMessenger->setNameSpace('error')->addMessage('Record could not be added.');
                }
            } else {
                $this->_helper->flashMessenger->setNameSpace('error')->addMessage('Please complete the form errors.');
            }
        }
        $this->view->navigation()->findOneBy('controller', $controllerName)->setActive(true);
        $this->view->form = $form;
    }

    /**
     * Edit one record based on an ID given in the URL
     *
     * 
     */
    public function editAction() {
        $controllerName = $this->getRequest()->getControllerName();
        $record = $this->_getService()->fetchOneBy(array('id' => $this->getRequest()->getParam('record-id', FALSE)), array('hydrate' => true));
        if (!$record) {
            $this->_helper->flashMessenger->setNameSpace('error')->addMessage('The selected record does not exist.');
            $this->_helper->getHelper('Redirector')->gotoRoute(array(), $this->_controllerToRouteName($controllerName), TRUE);
        }
        $form = $this->_getService()->getForm('edit', $record);
        if ($this->getrequest()->isPost()) {
            $params = $this->getRequest()->getParams();
            if ($form->isValid($params)) {
                $editRecord = $this->_getService()->edit($record['id'], $params, TRUE);
                if ($editRecord) {
                    $this->_helper->flashMessenger->setNameSpace('success')->addMessage('Changes saved.');
                    $this->_helper->getHelper('Redirector')->gotoRoute(array('action' => 'index'), $this->_controllerToRouteName($controllerName), FALSE);
                } else {
                    $form->populate($params);
                    $this->_helper->flashMessenger->setNameSpace('error')->addMessage('Changes could not be saved.');
                }
            } else {
                $form->populate($params);
                $this->_helper->flashMessenger->setNameSpace('error')->addMessage('Please complete the form errors.');
            }
        } else {
            $form->populate($record);
        }
        $this->view->navigation()->findOneBy('controller', $controllerName)->setActive(true);
        $recordName = lcfirst(implode('', array_map('ucfirst', (array) explode('-', $controllerName))));
        $this->view->$recordName = $record;
        $this->view->form = $form;
    }

    protected function _controllerToRouteName($controllerName) {
        return implode('', array_map('ucfirst', explode('-', $controllerName)));
    }

}