问题描述
我正在研究Laminas或Zend框架3,并且尝试使用批注来生成表单
但是收到此消息
Message:
Class 'Laminas\Code\Annotation\AnnotationManager' not found
我的控制器:
<?PHP
declare(strict_types=1);
namespace Application\Controller;
use Laminas\Mvc\Controller\AbstractActionController;
use Laminas\View\Model\viewmodel;
use Laminas\Form\Annotation\AnnotationBuilder;
use Application\Entity\User;
class IndexController extends AbstractActionController
{
public function indexAction()
{
$builder = new AnnotationBuilder();
$form = $builder->createForm(User::class);
return new viewmodel();
}
}
我的实体:
<?PHP
namespace Application\Entity;
use Laminas\Form\Annotation;
/**
* @Annotation\Name("user")
* @Annotation\Hydrator("Laminas\Hydrator\ObjectProperty")
*/
class User
{
/**
* @Annotation\Exclude()
*/
public $id;
/**
* @Annotation\Filter({"name":"StringTrim"})
* @Annotation\Validator({"name":"StringLength","options":{"min":1,"max":25}})
* @Annotation\Validator({"name":"Regex","options":{"pattern":"/^[a-zA-Z][a-zA-Z0-9_-]{0,24}$/"}})
* @Annotation\Attributes({"type":"text"})
* @Annotation\Options({"label":"Username:"})
*/
public $username;
/**
* @Annotation\Type("Laminas\Form\Element\Email")
* @Annotation\Options({"label":"Your email address:"})
*/
public $email;
}
这是我得到的错误:
An error occurred
An error occurred during execution; please try again later.
Additional information:
Error
File:
C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-form\src\Annotation\AnnotationBuilder.PHP:178
Message:
Class 'Laminas\Code\Annotation\AnnotationManager' not found
Stack trace:
#0 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-form\src\Annotation\AnnotationBuilder.PHP(221): Laminas\Form\Annotation\AnnotationBuilder->getAnnotationManager()
#1 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-form\src\Annotation\AnnotationBuilder.PHP(257): Laminas\Form\Annotation\AnnotationBuilder->getFormSpecification('Application\\Ent...')
#2 C:\dev\htdocs\laminas-mvc-skeleton\module\Application\src\Controller\IndexController.PHP(21): Laminas\Form\Annotation\AnnotationBuilder->createForm('Application\\Ent...')
#3 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-mvc\src\Controller\AbstractActionController.PHP(77): Application\Controller\IndexController->indexAction()
#4 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-eventmanager\src\EventManager.PHP(331): Laminas\Mvc\Controller\AbstractActionController->ondispatch(Object(Laminas\Mvc\MvcEvent))
#5 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-eventmanager\src\EventManager.PHP(188): Laminas\EventManager\EventManager->triggerListeners(Object(Laminas\Mvc\MvcEvent),Object(Closure))
#6 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-mvc\src\Controller\AbstractController.PHP(103): Laminas\EventManager\EventManager->triggerEventUntil(Object(Closure),Object(Laminas\Mvc\MvcEvent))
#7 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-mvc\src\dispatchListener.PHP(139): Laminas\Mvc\Controller\AbstractController->dispatch(Object(Laminas\Http\PHPEnvironment\Request),Object(Laminas\Http\PHPEnvironment\Response))
#8 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-eventmanager\src\EventManager.PHP(331): Laminas\Mvc\dispatchListener->ondispatch(Object(Laminas\Mvc\MvcEvent))
#9 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-eventmanager\src\EventManager.PHP(188): Laminas\EventManager\EventManager->triggerListeners(Object(Laminas\Mvc\MvcEvent),Object(Closure))
#10 C:\dev\htdocs\laminas-mvc-skeleton\vendor\laminas\laminas-mvc\src\Application.PHP(331): Laminas\EventManager\EventManager->triggerEventUntil(Object(Closure),Object(Laminas\Mvc\MvcEvent))
#11 C:\dev\htdocs\laminas-mvc-skeleton\public\index.PHP(42): Laminas\Mvc\Application->run()
#12 {main}
谢谢您的支持。
解决方法
您是否已检查供应商中AnnotationManager的存在? 它应该在vendor / laminas / laminas-code / src / Annotation / AnnotationManager.php
下就像您看到的那样,它位于一个单独的名为laminas / laminas-code的软件包中。 根据您的作曲家的require语句,默认情况下不会加载它。
您是否有composer why laminas/laminas-code