这是 Controller 中的代码摘录
$service = $this->get('questions_service');
$form_question = $service->createQuestionForm($question, $this->generateUrl('create_question', array('adId' => $ad->getId())));
这是我的服务功能
public function createQuestionForm($entity, $route)
{
$form = $this->createForm(new QuestionType(), $entity, array(
'action' => $route,
'method' => 'POST',
));
$form
->add('submit', 'submit', array('label' => '>', 'attr' => array('class' => 'button button-question button-message')));
return $form;
}
最佳答案
createForm()
函数是 Symfony's Controller class 中的别名.您将无法从您的服务中访问它。您需要将 Symfony 容器注入(inject)您的服务或注入(inject) form.factory
服务。例如:
services:
questions_service:
class: AppBundle\Service\QuestionsService
arguments: [form.factory]
然后在你的类里面:
use Symfony\Component\Form\FormFactory;
class QuestionsService
{
private $formFactory;
public function __construct(FormFactory $formFactory)
{
$this->formFactory = $formFactory;
}
public function createQuestionForm($entity, $route)
{
$form = $this->formFactory->createForm(new QuestionType(), $entity, array(
'action' => $route,
'method' => 'POST',
));
$form
->add('submit', 'submit', array(
'label' => '>',
'attr' => array('class' => 'button button-question button-message')
));
return $form;
}
关于php - 在 Symfony2 中创建服务表单,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/34299169/