我需要一些帮助以了解我在做什么错,我试图在此处搜索一个答案,但没有任何效果。
这是我的问题。
我有两个具有一对一关系的实体:
...
class FarmInfo
{
...
/**
* @var integer
*
* @ORM\Column(name="areaCovered", type="integer", nullable=true)
*/
private $areaCovered;
/**
* @var integer
*
* @ORM\Column(name="totalIrrigatedArea", type="integer", nullable=true)
*/
private $totalIrrigatedArea;
/**
* @var integer
*
* @ORM\Column(name="totalStaff", type="integer", nullable=true)
*/
private $totalStaff;
/**
* @var DairyInfo
* @ORM\OneToOne(targetEntity="DairyInfo", mappedBy="farmInfo", cascade={"persist","remove"})
*/
private $dairyInfo;
...
}
和
...
class DairyInfo
{
...
/**
* @var FarmInfo
*
* @ORM\OneToOne(targetEntity="FarmInfo", inversedBy="dairyInfo", cascade={"persist"})
* @ORM\JoinColumn(name="farmInfoId", referencedColumnName="id")
*
*/
private $farmInfo;
/**
* @var integer
*
* @ORM\Column(name="peakCowMilked", type="integer", nullable=true)
*/
private $peakCowMilked;
/**
* @var integer
*
* @ORM\Column(name="cowsMilkedInWinter", type="smallint", nullable=true)
*/
private $cowsMilkedInWinter;
...
}
这里是formTypes:
class FarmInfoType extends AbstractType
{
/**
* @param FormBuilderInterface $builder
* @param array $options
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder->add('areaCovered');
$builder->add('totalIrrigatedArea');
$builder->add('totalStaff');
$builder->add('dairyInfo', new DairyInfoType());
}
/**
* @param OptionsResolverInterface $resolver
*/
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
$resolver->setDefaults(array(
'data_class' => 'FOO\CoreBundle\Entity\FarmInfo'
));
}
/**
* @return string
*/
public function getName()
{
return 'foo_corebundle_farminfo';
}
}
class DairyInfoType extends AbstractType
{
/**
* @param FormBuilderInterface $builder
* @param array $options
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder->add('peakCowMilked');
$builder->add('cowsMilkedInWinter');
}
/**
* @param OptionsResolverInterface $resolver
*/
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
$resolver->setDefaults(array(
'data_class' => 'FOO\CoreBundle\Entity\DairyInfo'
));
}
/**
* @return string
*/
public function getName()
{
return 'foo_corebundle_dairyinfo';
}
}
那用我想要的形式用FarmInfo和DairyInfo为我创建了表单,但是当我坚持时,FarmInfo坚持好,DairyInfo坚持所有字段,但farmInfoId始终为null:
+---------------+--------------------+------------+
| peakCowMilked | cowsMilkedInWinter | farmInfoId |
+---------------+--------------------+------------+
| 11 | 11 | NULL |
+---------------+--------------------+------------+
我必须如何对symfony自动获取此ID?
谢谢大家的前进。
您没有显示方法,但我可以肯定地说您有:
class FarmInfo
{
setDairyInfo($dairyInfo)
{
$this->dairyInfo = $dairyInfo;
}
}
问题在于没有任何东西可以在您的milkinfoInfo类中设置farmInfo。因此,将setDairyInfo修改为:
setDairyInfo($dairyInfo)
{
$this->dairyInfo = $dairyInfo;
$dairyInfo->setFarmInfo($this);
}
而且您应该很好。
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我来说两句