ZF2 验证与实体绑定的表单


ZF2 Validating the form bound with an Entity

我使用以下方法将表单与教义实体绑定:

$form->bind($user);

表单正在使用字段集。然后我尝试将验证附加到表单:

$form->setInputFilter($userFormValidation->getInputFilter());

验证如下所示:

namespace User'Form;
use Zend'InputFilter'Factory as InputFactory;
use Zend'InputFilter'InputFilter;
use Zend'InputFilter'InputFilterAwareInterface;
use Zend'InputFilter'InputFilterInterface;
class UserFormValidation implements InputFilterAwareInterface
{
    protected $inputFilter;                       // <-- Add this variable

    // Add content to these methods:
    public function setInputFilter(InputFilterInterface $inputFilter)
    {
        throw new 'Exception("Not used");
    }
    public function getInputFilter()
    {
        if (!$this->inputFilter) {
            $inputFilter = new InputFilter();
            $factory     = new InputFactory();
            $inputFilter->add($factory->createInput(array(
                'name'     => 'input-username',
                'required' => true,
                'filters'  => array(
                    array('name' => 'StripTags'),
                    array('name' => 'StringTrim'),
                ),
                'validators' => array(
                    array(
                        'name'    => 'StringLength',
                        'options' => array(
                            'encoding' => 'UTF-8',
                            'min'      => 10,
                            'max'      => 50,
                        ),
                    ),
                ),
            )));
            $this->inputFilter = $inputFilter;
        }
        return $this->inputFilter;
    }
}

表单永远不会得到验证,当我尝试使用 $form->getMessages() 显示所有验证错误时,我得到一个空数组。

有人遇到过这个问题吗?

谢谢大家,我现在已经解决了这个问题。该问题是由使用

$form->setInputFilter()

函数,具有嵌套字段集的窗体。在扩展 Fieldset 的类中,有这个函数:

class UserFieldset extends Fieldset
{
    ...
    public function getInputFilterSpecification()
    {
        return [
            'field-name' => [
            ...
            ],
        ]
    }
}

该实施解决了我的问题。