[英]Symfony 2 form : entity widget with many to one/one to many relation - relation not persisting
我有一个“审计”表单,可以在其中附加几个资源(“审计”有很多资源,一个资源仅附加到一个“审计”中 )。
表单在视图中显示的很好,但是,保存表单时,所选资源未附加到数据库中的审核中。
审核表格:
>add('ressources', 'entity', array(
'class' => 'SpriMonitorBusinessBundle:Ressource',
'query_builder' => $this->em->getRepository('SpriMonitorBusinessBundle:Ressource')->getAvailableRessources(true),
'multiple'=>true
))
Audit.orm.yml:
oneToMany:
ressources:
targetEntity: Ressource
mappedBy: audit
Ressource.orm.yml:
manyToOne:
audit:
targetEntity: Audit
inversedBy: ressources
joinColumn:
name: audit_id
referencedColumnName: id
注意:在“资源”表单上,当我选择审核时,它已正确保存
控制器:
public function newAction()
{
$em = $this->getDoctrine()->getEntityManager();
$item = AuditFactory::make();
$form = $this->createForm(new AuditType($em),$item);
$request = $this->get('request');
$session = $this->get('session');
if ('POST' == $request->getMethod()) {
try {
$this->validateForm($form,$request);
$em->persist($item);
$em->flush();
$message = $this->container->getParameter('form_submit_success');
$session->setFlash('success', $message);
$url = $this->generateUrl('Spri_audit_list');
return $this->redirect($url);
} catch (FormException $e) {
$session->setFlash('error', sprintf('Erreur Formulaire : "%s"',$e->getMessage()));
} catch (\Exception $e) {
die(var_dump($e->getMessage()));
$session->setFlash('error', sprintf('Erreur inconnue ! Contactez l\'ADMIN'.$e->getMessage()));
}
}
return $this->render('SpriAuditBundle:Audit:new.html.twig', array('form'=>$form->createView()));
}
protected function validateForm($form, $request)
{
$form->bind($request);
if (!$form->isValid()) {
$message = $this->container->getParameter('form_submit_error');
throw new FormException($message);
}
}
var_dump($ item)显示:
private 'slug' => null
private 'ressources' =>
object(Doctrine\Common\Collections\ArrayCollection)[4190]
private '_elements' =>
array
0 =>
object(Spri\MonitorBusinessBundle\Entity\Ressource)[3766]
...
privat...
任何想法??
您必须通过编辑实体的addRessource()
方法在Ressource
实体中手动设置Audit
实体。
只需像下面这样编辑此方法:
public function addRessource(Ressource $ressource)
{
$this->ressources[] = $ressource;
$ressource->setAudit($this);
return $this;
}
UPD
然后尝试在控制器中手动保留资源:
foreach ($audit->getRessources() as $ressource) {
$em->persist($ressource);
}
UPD
好吧,奇怪。 执行下一个代码片段并检查资源关系:
$em = $this->getDoctrine()->getManager();
$ressource = new Ressource();
$ressource->setSomeRequiredFieldValue($someValue);
$audit = new Audit();
$audit->setSomeRequiredFieldValue($someValue);
$audit->addRessource($ressource);
$em->persist($audit);
$em->persist($ressource);
$em->flush();
好吧,我想我知道发生了什么事。 此更新的控制器应解决您的问题:
public function newAction()
{
$em = $this->getDoctrine()->getEntityManager();
$item = AuditFactory::make();
$form = $this->createForm(new AuditType($em),$item);
$request = $this->get('request');
$session = $this->get('session');
if ('POST' == $request->getMethod()) {
try {
$this->validateForm($form,$request);
$newItem = $form->getData();
$em->persist($newItem);
$em->flush();
$message = $this->container->getParameter('form_submit_success');
$session->setFlash('success', $message);
$url = $this->generateUrl('Spri_audit_list');
return $this->redirect($url);
} catch (FormException $e) {
$session->setFlash('error', sprintf('Erreur Formulaire : "%s"',$e->getMessage()));
} catch (\Exception $e) {
die(var_dump($e->getMessage()));
$session->setFlash('error', sprintf('Erreur inconnue ! Contactez l\'ADMIN'.$e->getMessage()));
}
}
return $this->render('SpriAuditBundle:Audit:new.html.twig', array('form'=>$form->createView()));
}
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