GcDevelopment\Controller\DatatypeController::editAction PHP Метод

    public function editAction()
    {
        $datatypeModel = Datatype\Model::fromId($this->getRouteMatch()->getParam('id'));
        if (empty($datatypeModel)) {
            return $this->redirect()->toRoute('development/datatype');
        }
        $datatype = Datatype\Model::loadDatatype($this->getServiceLocator(), $this->getRouteMatch()->getParam('id'));
        $datatypeForm = new DatatypeForm();
        $datatypeForm->setAttribute('action', $this->url()->fromRoute('development/datatype/edit', array('id' => $this->getRouteMatch()->getParam('id'))));
        DatatypeForm::addContent($datatypeForm, Datatype\Model::loadPrevalueEditor($datatype));
        $datatypeForm->loadValues($datatypeModel);
        if ($this->getRequest()->isPost()) {
            $post = $this->getRequest()->getPost()->toArray();
            $datatypeForm->setData($post);
            if (!$datatypeForm->isValid()) {
                $this->flashMessenger()->addErrorMessage('Can not save datatype');
                $this->useFlashMessenger();
            } else {
                if ($datatypeModel->getModel() != $datatypeForm->getValue('model')) {
                    $datatypeModel->setPrevalueValue(array());
                } else {
                    $datatypeModel->setPrevalueValue(Datatype\Model::savePrevalueEditor($datatype));
                }
                try {
                    $datatypeModel->addData($datatypeForm->getInputFilter()->getValues());
                    if ($datatypeModel->save()) {
                        $this->flashMessenger()->addSuccessMessage('This datatype has been saved');
                        return $this->redirect()->toRoute('development/datatype/edit', array('id' => $datatypeModel->getId()));
                    }
                } catch (Exception $e) {
                    throw new \Gc\Exception($e->getMessage(), $e->getCode(), $e);
                }
                $this->flashMessenger()->addErrorMessage('Error during editing.');
                return $this->redirect()->toRoute('development/datatype/edit', array('id' => $datatypeModel->getId()));
            }
        }
        return array('form' => $datatypeForm, 'infos' => $datatype->getInfos());
    }