/application/modules/debug/controllers/CrontabController.php

<?php
/**
 * CrontabController for debug module
 *
 * @category   Application
 * @package    Debug
 * @subpackage Crontab
 *
 * @author Anna Pavlova <pavlova.anna@nixsolutions.com>
 */
class Debug_CrontabController extends Core_Controller_Action_Crud
{

    /**
     * _prepareHeader
     *
     * @return Debug_CrontabController
     */
    protected function _prepareHeader()
    {
        $this->_addCreateButton();
        return $this;
    }
    /**
     * _prepareGrid
     *
     * @return Debug_CrontabController
     */
    protected function _prepareGrid()
    {
        $this->_addAllTableColumns();
        $this->_addEditColumn();
        $this->_addDeleteColumn();
        return $this;
    }


    /**
     * get source
     *
     * @return Core_Grid_Adapter_AdapterInterface
     */
    protected function _getSource()
    {
        $manager = new Debug_Model_Crontab_Manager();
        return new Core_Grid_Adapter_Array($manager->createGritArray());
    }

    /**
     * get table
     *
     * @return void
     */
    protected function _getTable()
    {
    }

    /**
     * add all columns to grid
     *
     * @return void
     */
    public function _addAllTableColumns()
    {
        $this->_grid->setColumn(
            'minute', array(
                'name' => 'Minute',
                'type' => Core_Grid::TYPE_DATA,
                'index' => 'minute'
            )
        )->setColumn(
            'hour',
            array(
                'name' => 'Hour',
                'type' => Core_Grid::TYPE_DATA,
                'index' => 'hour'
            )
        )->setColumn(
            'dayOfMonth',
            array(
                'name' => 'Day of month',
                'type' => Core_Grid::TYPE_DATA,
                'index' => 'dayOfMonth'
            )
        )->setColumn(
            'month',
            array(
                'name' => 'Month',
                'type' => Core_Grid::TYPE_DATA,
                'index' => 'month'
            )
        )->setColumn(
            'dayOfWeek',
            array(
                'name' => 'Day of week',
                'type' => Core_Grid::TYPE_DATA,
                'index' => 'dayOfWeek'
            )
        )->setColumn(
            'command',
            array(
                'name' => 'Command',
                'type' => Core_Grid::TYPE_DATA,
                'index' => 'command'
            )
        );
    }

    /**
     * _getCreateForm
     *
     * return create form for scaffolding
     *
     * @return  Zend_Form
     */
    protected function _getCreateForm()
    {
        return new Debug_Model_Crontab_Form_Create();
    }

    /**
     * _getEditForm
     *
     * return edit form for scaffolding
     *
     * @return  Zend_Form
     */
    protected function _getEditForm()
    {
        return new Debug_Model_Crontab_Form_Edit();
    }

    /**
     * createAction
     *
     * create page instance
     *
     * @return  void
     */
    public function createAction()
    {
        $this->_changeViewScriptPathSpec();
        $manager = new Debug_Model_Crontab_Manager();
        $form = $this->_getCreateForm()->setAction($this->view->url());

        if ($this->_request->isPost() &&
            $form->isValid($this->_getAllParams())) {

            if ($manager->save($form->getValues())) {
                $this->_flashMessenger->addMessage('Successfully!');
            } else {
                $this->_flashMessenger->addMessage('Failed! Please check settings of crontab manager.');
            }

            $this->_helper->redirector('index');
        } elseif ($this->_request->isPost()) {
            // show errors
            $errors = $form->getErrors();
            foreach ($errors as $fn => $error) {
                if (empty($error)) continue;
                $el = $form->getElement($fn);
                $dec = $el->getDecorator('HtmlTag');
                $cls = $dec->getOption('class');
                $dec->setOption('class', $cls .' error');
            }
        }
        $this->view->form = $form;
    }

    /**
     * editAction
     *
     * edit page instance
     *
     * @return  void
     */
    public function editAction()
    {
        if (!$id = $this->_getParam('id')) {
            throw new Zend_Controller_Action_Exception('Bad Request');
        }
        $manager = new Debug_Model_Crontab_Manager();
        $form = $this->_getEditForm()->setAction($this->view->url());

        if ($this->_request->isPost() &&
            $form->isValid($this->_getAllParams())) {
            // valid
            if ($manager->save($form->getValues(), $id)) {
                $this->_flashMessenger->addMessage('Successfully!');
            } else {
                $this->_flashMessenger->addMessage('Failed!');
            }
            $this->_helper->redirector('index');
        }
        // check if there is data in form
        $form->setDefaults($manager->getLineById($id));
        $this->view->form = $form;
    }


    /**
     * deleteAction
     *
     * delete variable from Session
     *
     * @return  json
     */
    public function deleteAction()
    {
        if (!$id = $this->_getParam('id')) {
            throw new Zend_Controller_Action_Exception('Bad Request');
        }
        $manager = new Debug_Model_Crontab_Manager();
        $this->_helper->json($manager->delete($id));
    }
}