我在 Symfony2.3 应用程序中使用 VichUploader。我在我的 Post 实体和 Image 实体之间创建了一对一的关系，并且我正在使用 Data Transformer 通过 Post Form 添加图像。一切运行良好，我没有例外，但 post_id 未保存在数据库的 Image 表中。可能是因为我想发布的每张图片都被破坏了。
我将不胜感激任何帮助！
图像实体：
namespace BlogBundle\Entity;
use Doctrine\ORM\Mapping as ORM;
use Doctrine\Common\Collections\ArrayCollection;
use Symfony\Component\Validator\Constraints as Assert;
use Symfony\Component\HttpFoundation\File\UploadedFile;
use Symfony\Component\HttpFoundation\File\File;
use Vich\UploaderBundle\Mapping\Annotation as Vich;
/**
* Class Image.
*
* @package Model
* @author Monika Malinowska
*
* @ORM\Table(name="images")
* @ORM\Entity(repositoryClass="BlogBundle\Repository\Image")
* @Vich\Uploadable
*/
class Image
{
/**
* @ORM\Id
* @ORM\Column(
* type="integer",
* nullable=false,
* options={
* "unsigned" = true
* }
* )
* @ORM\GeneratedValue(strategy="IDENTITY")
* @var integer $id
*/
private $id;
/**
* @ORM\OneToOne(targetEntity="Post", inversedBy="image")
* @ORM\JoinColumn(name="post_id", referencedColumnName="id")
*/
protected $post;
/**
*
* @Vich\UploadableField(mapping="image", fileNameProperty="imageName")
*
* @var File
*/
private $imageFile;
/**
* @ORM\Column(type="string", length=255)
*
* @var string
*/
private $imageName;
/**
* @ORM\Column(type="datetime")
*
* @var \DateTime
*/
private $updatedAt;
/**
*
* @param File|\Symfony\Component\HttpFoundation\File\UploadedFile $image
*
* @return Image
*/
public function __construct()
{
$this->updatedAt= new \DateTime();
}
public function setImageFile(File $image = null)
{
$this->imageFile = $image;
if ($image) {
// It is required that at least one field changes if you are using doctrine
// otherwise the event listeners won't be called and the file is lost
$this->updatedAt = new \DateTime('now');
}
return $this;
}
/**
* @return File
*/
public function getImageFile()
{
return $this->imageFile;
}
/**
* @param string $imageName
*
* @return Image
*/
public function setImageName($imageName)
{
$this->imageName = $imageName;
return $this;
}
/**
* @return string
*/
public function getImageName()
{
return $this->imageName;
}
/**
* Set Id.
*
* @param integer $id Id
*/
public function setId($id)
{
$this->id = $id;
}
/**
* Get Id.
*
* @return integer Result
*/
public function getId()
{
return $this->id;
}
/**
* Set Post.
*
* @param integer $post Post
*/
public function setPost($post)
{
$this->post = $post;
}
/**
* Get Post.
*
* @return integer Result
*/
public function getPost()
{
return $this->post;
}}
发布实体：
namespace BlogBundle\Entity;
use Doctrine\ORM\Mapping as ORM;
use Doctrine\Common\Collections\ArrayCollection;
use Symfony\Component\Validator\Constraints as Assert;
use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
use Symfony\Component\HttpFoundation\File\UploadedFile;
/**
* Class Post.
*
* @package Model
*
* @ORM\Table(name="posts")
* @ORM\Entity(repositoryClass="BlogBundle\Repository\Post")
*/
class Post
{
/**
* @ORM\Id
* @ORM\Column(
* type="integer",
* nullable=false,
* options={
* "unsigned" = true
* }
* )
* @ORM\GeneratedValue(strategy="IDENTITY")
* @var integer $id
*/
private $id;
...
/**
* @ORM\OneToOne(targetEntity="Image", mappedBy="post")
*/
protected $image;
/**
* Get Id.
*
* @return integer Result
*/
public function getId()
{
return $this->id;
}
/**
* Set Id.
*
* @param integer $id Id
*/
public function setId($id)
{
$this->id = $id;
}
/**
* Set image.
*
* @param File|\Symfony\Component\HttpFoundation\File\UploadedFile $image
* @return $image
*/
public function setImage($image)
{
$this->image = $image;
return $this;
}
/**
* Get image.
*
* @return file Image
*/
public function getImage()
{
return $this->image;
}
/**
* Add images.
*
* @param \BlogBundle\Entity\Image $image
* @return Image
*/
public function addImage(\BlogBundle\Entity\Image $image)
{
$this->image = $image;
$image->setImage($this);
return $this;
}
/**
* Remove image
*
* @param \BlogBundle\Entity\Image $image
*/
public function removeImage(\BlogBundle\Entity\Image $image)
{
$this->$image->removeElement($image);
$image->setImage(null);
}
图像类型
namespace BlogBundle\Form;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolverInterface;
use Symfony\Component\Form\FormTypeExtensionInterface;
use Symfony\Component\HttpFoundation\File\File;
use Vich\UploaderBundle\Form\Type\VichImageType;
/**
* Class ImageType.
*
* @package BlogBundle\Form
*/
class ImageType extends AbstractType
{
/**
* Form builder.
*
* @param FormBuilderInterface $builder Form builder
* @param array $options Form options
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder->add(
'id',
'hidden'
);
if (isset($options['validation_groups'])
&& count($options['validation_groups'])
&& !in_array('image-delete', $options['validation_groups'])
) {
// $builder->add('name', 'file', array('label' => 'Obrazek (format JPG)'));
//$builder->add('name', 'text');
$builder->add('imageFile', 'vich_image');
}
$builder->add(
'save',
'submit',
array(
'label' => 'Save'
)
);
}
/**
* Sets default options for form.
*
* @param OptionsResolverInterface $resolver
*/
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
$resolver->setDefaults(
array(
'data_class' => 'BlogBundle\Entity\Image',
'validation_groups' => 'image-default',
)
);
}
/**
* Getter for form name.
*
* @return string Form name
*/
public function getName()
{
return 'image_form';
}
}
邮政类型
namespace BlogBundle\Form;
use BlogBundle\Form\DataTransformer\TagDataTransformer;
use BlogBundle\Form\DataTransformer\ImageDataTransformer;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolverInterface;
use Symfony\Component\HttpFoundation\File\File;
use BlogBundle\Form\ImageType;
/**
* Class PostType.
*
* @package BlogBundle\Form
*/
class PostType extends AbstractType
{
/**
* Form builder.
*
* @param FormBuilderInterface $builder Form builder
* @param array $options Form options
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$imageDataTransformer = new ImageDataTransformer($options['image_model']);
$builder->add(
'id',
'hidden'
);
if (isset($options['validation_groups'])
&& count($options['validation_groups'])
&& !in_array('post-delete', $options['validation_groups'])
) {
...
$builder->add(
$builder
->create('image', 'file')
->addModelTransformer($imageDataTransformer)
);
}
$builder->add(
'save',
'submit',
array(
'label' => 'form.save'
)
);
}
/**
* Sets default options for form.
*
* @param OptionsResolverInterface $resolver
*/
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
$resolver->setDefaults(
array(
'data_class' => 'BlogBundle\Entity\Post',
'validation_groups' => 'post-default',
)
);
$resolver->setRequired(array('image_model'));
$resolver->setAllowedTypes(
array(
'image_model' => 'Doctrine\Common\Persistence\ObjectRepository'
)
);
}
/**
* Getter for form name.
*
* @return string Form name
*/
public function getName()
{
return 'post_form';
}
}
配置.yml
vich_uploader:
db_driver: orm
mappings:
image:
uri_prefix: /assetic/images
upload_destination: '%kernel.root_dir%/../web/assetic/images'
namer: vich_uploader.namer_uniqid
inject_on_load: false
delete_on_update: true
delete_on_remove: true