是否可以使用某些默认项目填充集合 假设您有价格集合，但每个价格可以是不同类型。我想要的是该集合总是有一些预定义的（生成某种方式）项目？
主要实体
<?php
namespace AppBundle\Entity;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\ORM\Mapping as ORM;
use Doctrine\ORM\Mapping\JoinColumn;
use Doctrine\ORM\Mapping\JoinTable;
use Doctrine\ORM\Mapping\ManyToMany;
/**
* Class Stamp
* @package AppBundle\Entity
*
*
* @ORM\Entity(repositoryClass="AppBundle\Repository\StampRepository")
* @ORM\Table(name="stamp")
* @ORM\HasLifecycleCallbacks()
*/
class Stamp
{
/**
* @ORM\Id
* @ORM\GeneratedValue(strategy="AUTO")
* @ORM\Column(type="integer")
*/
private $id;
/**
* @ORM\Column(type="string", length=512, nullable=true)
*/
private $title;
/**
* @ORM\ManyToMany(targetEntity="AppBundle\Entity\Price", cascade={"persist", "remove"})
* @ORM\JoinTable(name="stamps_prices",
* joinColumns={@ORM\JoinColumn(name="stamp_id", referencedColumnName="id", onDelete="CASCADE")},
* inverseJoinColumns={@ORM\JoinColumn(name="price_id", referencedColumnName="id", onDelete="CASCADE")}
* )
*/
private $prices;
/**
* @ORM\Column(type="datetime")
*/
private $createdAt;
/**
* @ORM\Column(type="datetime")
*/
private $updatedAt;
public function __construct()
{
$this->prices = new ArrayCollection();
}
/**
* @return mixed
*/
public function getId()
{
return $this->id;
}
/**
* @return mixed
*/
public function getTitle()
{
return $this->title;
}
/**
* @param mixed $title
*
* @return Stamp
*/
public function setTitle($title)
{
$this->title = $title;
return $this;
}
/**
* @return mixed
*/
public function getPrices()
{
return $this->prices;
}
public function addPrice(Price $price)
{
$this->prices->add($price);
}
/**
* @param mixed $prices
*
* @return Stamp
*/
public function setPrices(ArrayCollection $prices)
{
$this->prices = $prices;
return $this;
}
/**
* @return mixed
*/
public function getCreatedAt()
{
return $this->createdAt;
}
/**
* @param mixed $createdAt
*
* @return Stamp
*/
public function setCreatedAt($createdAt)
{
$this->createdAt = $createdAt;
return $this;
}
/**
* @return mixed
*/
public function getUpdatedAt()
{
return $this->updatedAt;
}
/**
* @param mixed $updatedAt
*
* @return Stamp
*/
public function setUpdatedAt($updatedAt)
{
$this->updatedAt = $updatedAt;
return $this;
}
/**
* @ORM\PrePersist
* @ORM\PreUpdate
*/
public function updateTimestamps()
{
$this->setUpdatedAt(new \DateTime('now'));
if (null == $this->getCreatedAt()) {
$this->setCreatedAt(new \DateTime());
}
}
}
主要实体表格
<?php
namespace AppBundle\Form;
use AppBundle\Entity\Stamp;
use Symfony\Bridge\Doctrine\Form\Type\EntityType;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\CallbackTransformer;
use Symfony\Component\Form\Extension\Core\Type\CollectionType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;
class AdminStampForm extends AbstractType
{
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder
->add('title', null, [
'label' => false,
'attr' => [
'id' => 'stamp-title',
'class' => 'form-control input-md',
'placeholder' => 'Enter title',
'autocomplete' => 'off'
]
])
->add('prices', CollectionType::class, [
'label' => false,
'entry_type' => AdminStampPriceForm::class,
'allow_add' => true,
'allow_delete' => true,
'by_reference' => false,
])
;
}
public function configureOptions(OptionsResolver $resolver)
{
$resolver->setDefaults([
'data_class' => Stamp::class,
]);
}
public function getName()
{
return 'app_bundle_admin_stamp_form';
}
}
价格实体
<?php
namespace AppBundle\Entity;
use Doctrine\ORM\Mapping as ORM;
/**
* Class Price
* @package AppBundle\Entity
*
* @ORM\Entity(repositoryClass="AppBundle\Repository\PriceRepository")
* @ORM\Table(name="price")
*/
class Price
{
/**
* @ORM\Id
* @ORM\GeneratedValue(strategy="AUTO")
* @ORM\Column(type="integer")
*/
private $id;
/**
* @ORM\ManyToOne(targetEntity="AppBundle\Entity\PriceType")
* @ORM\JoinColumn(name="type_id", nullable=false, referencedColumnName="id")
*/
private $type;
/**
* @ORM\Column(type="string")
*/
private $value;
/**
* @ORM\Column(type="string", nullable=true)
*/
private $city;
/**
* @ORM\Column(type="string", nullable=true)
*/
private $issueDate;
/**
* @return mixed
*/
public function getId()
{
return $this->id;
}
/**
* @return mixed
*/
public function getType()
{
return $this->type;
}
/**
* @param mixed $type
* @return Price
*/
public function setType($type)
{
$this->type = $type;
return $this;
}
/**
* @return mixed
*/
public function getValue()
{
return $this->value;
}
/**
* @param mixed $value
*
* @return Price
*/
public function setValue($value)
{
$this->value = $value;
return $this;
}
/**
* @return mixed
*/
public function getCity()
{
return $this->city;
}
/**
* @param mixed $city
*
* @return Price
*/
public function setCity($city)
{
$this->city = $city;
return $this;
}
/**
* @return mixed
*/
public function getIssueDate()
{
return $this->issueDate;
}
/**
* @param mixed $issueDate
*
* @return Price
*/
public function setIssueDate($issueDate)
{
$this->issueDate = $issueDate;
return $this;
}
}
PriceType实体
<?php
namespace AppBundle\Entity;
use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
use Doctrine\ORM\Mapping as ORM;
/**
* Class PriceType
* @package AppBundle\Entity
*
* @ORM\Entity(repositoryClass="AppBundle\Repository\PriceTypeRepository")
* @ORM\Table(name="price_type")
* @ORM\HasLifecycleCallbacks()
*/
class PriceType
{
const SECTION_UNUSED = 1;
const SECTION_USED = 2;
const SECTION_FDC = 3;
const SECTION_CUSTOM = 4;
/**
* @ORM\Id
* @ORM\GeneratedValue(strategy="AUTO")
* @ORM\Column(type="integer")
*/
private $id;
/**
* @ORM\Column(type="integer")
*/
private $section;
/**
* @ORM\Column(type="string")
*/
private $name;
/**
* @ORM\Column(type="boolean")
*/
private $hasCityName = false;
/**
* @ORM\Column(type="boolean")
*/
private $hasIssueDate = false;
/**
* @ORM\Column(type="boolean")
*/
private $isPredefined = false;
/**
* @ORM\Column(type="datetime")
*/
private $createdAt;
/**
* @ORM\Column(type="datetime")
*/
private $updatedAt;
/**
* @return mixed
*/
public function getId()
{
return $this->id;
}
/**
* @return mixed
*/
public function getSection()
{
return $this->section;
}
/**
* @param mixed $section
*
* @return PriceType
*/
public function setSection($section)
{
$this->section = $section;
return $this;
}
/**
* @return mixed
*/
public function getName()
{
return $this->name;
}
/**
* @param mixed $name
*
* @return PriceType
*/
public function setName($name)
{
$this->name = $name;
return $this;
}
/**
* @return mixed
*/
public function getHasCityName()
{
return $this->hasCityName;
}
/**
* @param mixed $hasCityName
*
* @return PriceType
*/
public function setHasCityName($hasCityName)
{
$this->hasCityName = $hasCityName;
return $this;
}
/**
* @return mixed
*/
public function getHasIssueDate()
{
return $this->hasIssueDate;
}
/**
* @param mixed $hasIssueDate
*
* @return PriceType
*/
public function setHasIssueDate($hasIssueDate)
{
$this->hasIssueDate = $hasIssueDate;
return $this;
}
/**
* @return mixed
*/
public function getIsPredefined()
{
return $this->isPredefined;
}
/**
* @param mixed $isPredefined
*
* @return PriceType
*/
public function setIsPredefined($isPredefined)
{
$this->isPredefined = $isPredefined;
return $this;
}
/**
* @return \DateTime
*/
public function getCreatedAt()
{
return $this->createdAt;
}
/**
* @param \DateTime $createdAt
*
* @return PriceType
*/
public function setCreatedAt($createdAt)
{
$this->createdAt = $createdAt;
return $this;
}
/**
* @return \DateTime
*/
public function getUpdatedAt()
{
return $this->updatedAt;
}
/**
* @param \DateTime $updatedAt
*
* @return PriceType
*/
public function setUpdatedAt($updatedAt)
{
$this->updatedAt = $updatedAt;
return $this;
}
/**
* @ORM\PrePersist
* @ORM\PreUpdate
*/
public function updateTimestamps()
{
$this->setUpdatedAt(new \DateTime('now'));
if (null == $this->getCreatedAt()) {
$this->setCreatedAt(new \DateTime());
}
}
}
PriceType资料库
<?php
namespace AppBundle\Repository;
use Doctrine\ORM\EntityRepository;
/**
* Class PriceTypeRepository
* @package AppBundle\Entity
*/
class PriceTypeRepository extends EntityRepository
{
public function getPredefinedPriceTypes($section)
{
return $this
->createQueryBuilder('pt')
->andWhere('pt.section = :section')
->setParameter('section', $section)
->andWhere('pt.isPredefined = :isPredefined')
->setParameter('isPredefined', true)
->getQuery()
->getResult()
;
}
}
Priec表格
<?php
namespace AppBundle\Form;
use AppBundle\Entity\Price;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;
class AdminStampPriceForm extends AbstractType
{
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder
->add('value', null, [
])
;
}
public function configureOptions(OptionsResolver $resolver)
{
$resolver->setDefaults([
'data_class' => Price::class,
]);
}
public function getBlockPrefix()
{
return 'app_bundle_admin_stamp_price_form';
}
}
主要实体控制器newAction
/**
* @Route("/new", name="admin_stamps_new")
* @Template(engine="haml")
*/
public function newAction(Request $request)
{
$stamp = new Stamp();
$priceTypeRepo = $this->getDoctrine()->getManager()->getRepository('AppBundle:PriceType');
$priceTypes = $priceTypeRepo->getPredefinedPriceTypes(PriceType::SECTION_UNUSED);
/** @var PriceType $priceType */
foreach ($priceTypes as $priceType) {
$price = new Price();
$price->setType($priceType->getId());
$stamp->addPrice($price);
}
$form = $this->createForm(AdminStampForm::class, $stamp);
$form->handleRequest($request);
if ($form->isSubmitted() && $form->isValid()) {
/** @var Stamp $stamp */
$stamp = $form->getData();
$user = $this->getUser();
$stamp->setUser($user);
$stamp->setCountry($user->getAdminConfig()->getCountry());
$em = $this->getDoctrine()->getManager();
$em->persist($stamp);
$em->flush();
$this->addFlash('success', 'Successfully added a new stamp!');
return $this->redirectToRoute('admin_stamps_list');
}
return [
'form' => $form->createView(),
];
}
所以我试图填充Stamp实体本身。但我真正需要的是有4个单独的字段集价格（每个字段设置为价格类型）。并且（和）有一些预定义的 $ priceType-＆gt; isPredefined（）价格。我不确定你是否理解我想说的话。所以我会回答所有即将到来的问题。