Zend framework2 如何在ZendFramework2 AbstractValidator中包含EntityManager

Zend framework2 如何在ZendFramework2 AbstractValidator中包含EntityManager,zend-framework2,zend-validate,zend-servicemanager,Zend Framework2,Zend Validate,Zend Servicemanager,我有一个自定义验证器,扩展了Zend AbstractValidator。问题是,我想加入条令实体管理器,但我一直失败!我试图为我的验证器建立一个工厂,但它似乎不起作用。救命!!我做错了什么 验证程序: namespace Rentals\Validator; use Zend\ServiceManager\FactoryInterface; use Zend\ServiceManager\MutableCreationOptionsInterface; use Zend\ServiceMan

我有一个自定义验证器,扩展了Zend AbstractValidator。问题是,我想加入条令实体管理器,但我一直失败!我试图为我的验证器建立一个工厂,但它似乎不起作用。救命!!我做错了什么

验证程序:

namespace Rentals\Validator;

use Zend\ServiceManager\FactoryInterface;
use Zend\ServiceManager\MutableCreationOptionsInterface;
use Zend\ServiceManager\ServiceLocatorInterface;
use Zend\Stdlib\ArrayUtils;

class ExistentialQuantificationFactory implements FactoryInterface, MutableCreationOptionsInterface
{
    protected $options = [];

    public function setCreationOptions(array $options)
    {
        $this->options = $options;
    }

    public function createService(ServiceLocatorInterface $serviceLocator)
    {
        if (! isset($this->options['object_manager'])) {
            $this->options['object_manager'] = 'doctrine.entitymanager.orm_default';
        }

        $objectManager = $serviceLocator->get($this->options['object_manager']);
        $objectRepository = $objectManager->getRepository($this->options['entity_class']);

        return new ExistentialQuantification(ArrayUtils::merge(
            $this->options, [
                'objectManager' => $objectManager,
                'objectRepository' => $objectRepository
            ]
        ));
    }
}
<?php
return [
    'service_manager' => [
        'factories' => [
            'Rentals\\Validator\\ExistentialQuantification' => 'Rentals\\Validator\\ExistentialQuantificationFactory'
        ]
    ]
];
?>
$this->objectRepository保持为空,而我需要内容。
namespace Rentals\Validator;

use Rentals\Response;
use Zend\Validator\AbstractValidator;
use Zend\Stdlib\ArrayUtils;

class ExistentialQuantification extends AbstractValidator
{
    const NO_ENTITY_ID = 'noEntityId';
    const ENTITY_NOT_FOUND = 'entityNotFound';
    const INVALID_ID = 'invalidId';

    protected $messageTemplates = [
        self::NO_ENTITY_ID => 'The input does not contain an entity id.',
        self::ENTITY_NOT_FOUND => 'The entity could not be found.',
        self::INVALID_ID => 'The input does not contain an entity id.',
    ];

    protected $objectRepository;

    public function __construct(array $options)
    {
        $this->objectRepository = $options['object_repository'];

        parent::__construct($options);
    }

    public function isValid($value)
    {
        if ($value === null) {
            return true;
        }
        if (! isset($value->id)) {
            $this->error(self::NO_ENTITY_ID);

            return false;
        }

        $entityClass = $this->getOption('entity_class');
        $controller = new Controller();
        $entity = (new FactoryInterface)(EntityManager::class)->find($entityClass, $entity->id);
        if (! $entity instanceof $entityClass) {
            $this->error(self::ENTITY_NOT_FOUND);

            return false;
        }
        if (! $entity->getId()) {
            $this->error(self::NO_ENTITY_ID);

            return false;
        }

        return true;
    }
}
工厂:
namespace Rentals\Validator;

use Zend\ServiceManager\FactoryInterface;
use Zend\ServiceManager\MutableCreationOptionsInterface;
use Zend\ServiceManager\ServiceLocatorInterface;
use Zend\Stdlib\ArrayUtils;

class ExistentialQuantificationFactory implements FactoryInterface, MutableCreationOptionsInterface
{
    protected $options = [];

    public function setCreationOptions(array $options)
    {
        $this->options = $options;
    }

    public function createService(ServiceLocatorInterface $serviceLocator)
    {
        if (! isset($this->options['object_manager'])) {
            $this->options['object_manager'] = 'doctrine.entitymanager.orm_default';
        }

        $objectManager = $serviceLocator->get($this->options['object_manager']);
        $objectRepository = $objectManager->getRepository($this->options['entity_class']);

        return new ExistentialQuantification(ArrayUtils::merge(
            $this->options, [
                'objectManager' => $objectManager,
                'objectRepository' => $objectRepository
            ]
        ));
    }
}
模块配置:

namespace Rentals\Validator;

use Zend\ServiceManager\FactoryInterface;
use Zend\ServiceManager\MutableCreationOptionsInterface;
use Zend\ServiceManager\ServiceLocatorInterface;
use Zend\Stdlib\ArrayUtils;

class ExistentialQuantificationFactory implements FactoryInterface, MutableCreationOptionsInterface
{
    protected $options = [];

    public function setCreationOptions(array $options)
    {
        $this->options = $options;
    }

    public function createService(ServiceLocatorInterface $serviceLocator)
    {
        if (! isset($this->options['object_manager'])) {
            $this->options['object_manager'] = 'doctrine.entitymanager.orm_default';
        }

        $objectManager = $serviceLocator->get($this->options['object_manager']);
        $objectRepository = $objectManager->getRepository($this->options['entity_class']);

        return new ExistentialQuantification(ArrayUtils::merge(
            $this->options, [
                'objectManager' => $objectManager,
                'objectRepository' => $objectRepository
            ]
        ));
    }
}
<?php
return [
    'service_manager' => [
        'factories' => [
            'Rentals\\Validator\\ExistentialQuantification' => 'Rentals\\Validator\\ExistentialQuantificationFactory'
        ]
    ]
];
?>

如果像下面的示例那样更改配置条目,会怎么样

return [
    'validators' => [
        'factories' => [
            ExistentialQuantification::class => ExistentialQuantificationFactory::class,
        ],
    ],
];
此更改将导致工厂的进一步更改,因为实体管理器的服务定位器与您注入的不同

namespace Application\Validator\Factory;

use Zend\ServiceManager\FactoryInterface;
use Zend\ServiceManager\MutableCreationOptionsInterface;
use Zend\ServiceManager\MutableCreationOptionsTrait;
use Zend\ServiceManager\ServiceLocatorInterface;

class ExistentialQuantificationFactory implements FactoryInterface, MutableCreationOptionsInterface
{
    use MutableCreatinOptionsTrait;

    public function createService(ServiceLocatorInterface $serviceLocator)
    {
        $parentLocator = $serviceLocator->getServiceLocator();

        if (! isset($this->creationOptions['object_manager'])) {
            $this->creationOptions['object_manager'] = 'doctrine.entitymanager.orm_default';
        }

        $objectManager = $parentLocator->get($this->creationOptions['object_manager']);
        $objectRepository = $objectManager->getRepository($this->creationOptions['entity_class']);

        return new ExistentialQuantification(ArrayUtils::merge(
            $this->options, [
                'objectManager' => $objectManager,
                'objectRepository' => $objectRepository
            ]
        ));
    }
}
我在这里做了什么?首先,我实现了mutableCreationOptions特性类。此特性实现使用创建选项所需的功能。但这只是一个避免不必要工作的小提示

由于在配置中将validator类设置为validator,因此我们必须使用父服务定位器来获取实体管理器。继承的服务定位器只提供对验证器的访问

现在,您可以尝试访问控制器中的验证器,如下面的examaple中所示

$validator = $this->getServiceLocator()
    ->get('ValidatorManager')
    ->get(ExistentialQuantification::class, [
        'entity_class' => YourEntityClass::class,
    ]);

\Zend\Debug\Debug::dump($validator, __METHOD__);

验证器管理器应该返回您的验证器,以便您可以对其进行测试。

我一直收到这样的错误:Rentals\validator\ExistionalQuantificationFactory类型的插件无效;必须实现Zend\Validator\ValidatorInterface您如何调用您的验证程序类?您在帖子中显示的验证程序类不是插件。我猜你把这个班叫错了。你能展示你调用验证器的代码部分吗?@GeoffreyStekelenburg我已经在这个答案中解决了这个问题。Marcel有一个输入错误,调用
get(存在量化工厂::类)
(在上一个代码示例中)应该是
get(存在量化::类)
(查看答案历史记录)。否则+1