我的问题是在上传文件之前检索元数据。Synfony 3 + Vich上传包 - 在上传文件之前无法设置元数据
我的配置文件:
vich_uploader:
db_driver: orm
mappings:
media:
uri_prefix: /uploads/
upload_destination: '%kernel.root_dir%/../web/uploads'
inject_on_load: false
delete_on_update: true
delete_on_remove: true
我有一个实体MEDIA:
<?php
namespace AppBundle\Entity;
use Doctrine\ORM\Mapping as ORM;
use Symfony\Component\HttpFoundation\File\File;
use Vich\UploaderBundle\Mapping\Annotation as Vich;
**
* @ORM\Entity
* @Vich\Uploadable
*/
class Media
{
/**
* @ORM\Id
* @ORM\Column(type="integer")
* @ORM\GeneratedValue(strategy="AUTO")
*/
private $id;
/**
*
* @Vich\UploadableField(mapping="media", fileNameProperty="fileName",originalName="originalFileName")
*
* @var File
*/
private $file;
/**
* @ORM\Column(type="string", length=50)
*/
private $fileName;
/**
* @ORM\Column(type="string", length=255, nullable=false)
*/
private $originalFileName;
/**
* @ORM\Column(type="datetime")
*/
private $updatedAt;
/**
* @param File|\Symfony\Component\HttpFoundation\File\UploadedFile $file
*
* @return Media
*/
public function setFile(File $file = null)
{
$this->file = $file;
if ($file) {
$this->updatedAt = new \DateTimeImmutable();
}
return $this;
}
/**
* @return File|null
*/
public function getFile()
{
return $this->file;
}
/**
* @param string $fileName
*
* @return Media
*/
public function setFileName($fileName)
{
$this->fileName = $fileName;
return $this;
}
/**
* @return string|null
*/
public function getFileName()
{
return $this->fileName;
}
/**
* Get id
*
* @return integer
*/
public function getId()
{
return $this->id;
}
/**
* Set updatedAt
*
* @param \DateTime $updatedAt
*
* @return Media
*/
public function setUpdatedAt($updatedAt)
{
$this->updatedAt = $updatedAt;
return $this;
}
/**
* Get updatedAt
*
* @return \DateTime
*/
public function getUpdatedAt()
{
return $this->updatedAt;
}
/**
* Set originalFileName
*
* @param string $originalFileName
*
* @return Media
*/
public function setOriginalFileName($originalFileName)
{
$this->originalFileName = $originalFileName;
return $this;
}
/**
* Get originalFileName
*
* @return string
*/
public function getOriginalFileName()
{
return $this->originalFileName;
}
}
这里是我的控制器:
/**
* Creates a new media entity.
*
* @Route("/new", name="media_new")
* @Method({"GET", "POST"})
*
* @param Request $request
*
* @return \Symfony\Component\HttpFoundation\RedirectResponse|\Symfony\Component\HttpFoundation\Response
*/
public function newAction(Request $request)
{
$media = new Media();
$form = $this->createForm(MediaType::class, $media);
$form->handleRequest($request);
if ($form->isSubmitted() && $form->isValid()) {
$em = $this->getDoctrine()->getManager();
$em->persist($media);
$em->flush();
return $this->redirectToRoute(
'media_list'
);
}
return $this->render(
'media/new.html.twig',
[
'media' => $media,
'form' => $form->createView(),
]
);
}
我的形式:
<?php
/**
* Created by PhpStorm.
* User: rafael
* Date: 4/10/17
* Time: 12:46 PM
*/
namespace AppBundle\Form;
use AppBundle\Entity\Media;
use AppBundle\Entity\MediaDescriptionHelper;
use Symfony\Bridge\Doctrine\Form\Type\EntityType;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
use Symfony\Component\Form\Extension\Core\Type\FileType;
use Symfony\Component\Form\Extension\Core\Type\SubmitType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;
class MediaType extends AbstractType
{
/**
* @param FormBuilderInterface $builder
* @param array $options
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder
->add('file', FileType::class)
->add('save', SubmitType::class, [
'attr' => ['class' => 'btn-primary btn-block']
]);
}
/**
* @param OptionsResolver $resolver
*/
public function configureOptions(OptionsResolver $resolver)
{
$resolver->setDefaults(['data_class' => Media::class]);
}
}
问题是与这些值的映射:
@Vich \ UploadableField(映射= “媒体”,fileNameProperty = “文件名”,ORIGINALNAME = “originalFileName”)
当提交我形式的这些值为'null':
使用params [“get_image_resultat_sans_cache2.php.jpeg”,null,“2017”执行'INSERT INTO media(file_name,original_file_name,updated_at)VALUES(?,?,?)'时发生异常-04-12 10:11:56“]:
我有这些问题与所有参数:
(https://github.com/dustin10/VichUploaderBundle/blob/master/Resources/doc/usage.md)
的UploadableField标注有几个选项。它们如下:
映射:必需,捆绑配置中指定的映射名称使用; fileNameProperty:必填,该属性将包含上传文件的名称; 大小:将包含上传文件的字节大小的属性; mimeType:将包含上传文件的MIME类型的属性; originalName:将包含上传文件的原始名称的属性。
我不明白我做错了什么......
这里是我的媒体(实体)的形式提交后:
媒体{#403▼ -id:空 -file :UploadedFile {#15▼ -test:false -originalName:“get_image_resultat_sans_cache2.php。JPEG” -mimeType: “图像/ JPEG” -size:203751 -error:0 路径: “/ TMP” 文件名: “php9xsTdF” 基名: “php9xsTdF” 路径名: “/ TMP/php9xsTdF” 扩展名:“” realPath:“/ tmp/php9xsTdF” aTime:2017-04-12 10:11:56 mTime:2017-04-12 10:11:56 cTime:2017-04-12 10:11 :56 的inode:6160452 尺寸:203751个 烫发:0100600 所有者:1000 组:1000 类型: “文件” 可写:真 可读:真 可执行:假 文件:真 DIR:假 链接:假 } -FileName:空 -originalFileName:空
看来上传文件之前设置的元数据时,这是一个问题..
非常感谢...
Symfony的版本:3.2.7 –