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Added a clientToApp method for use in the BindClientData event #3764

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Added a clientToApp method for use in the BindClientData event #3764

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29fb983
Added a clientToApp method for use in the BindClientData event
Burgov Apr 3, 2012
c47f2dd
also included listeners in clientToApp method
Burgov Apr 3, 2012
8901efd
updated method to accept a child name and client data to convert the …
Burgov Apr 3, 2012
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25 changes: 25 additions & 0 deletions src/Symfony/Component/Form/Form.php
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Original file line number Diff line number Diff line change
Expand Up @@ -1089,6 +1089,31 @@ private function clientToNorm($value)
return $value;
}

/**
* Helper function for use in BIND_CLIENT_DATA event.
*
* @params string $name The name of the child field
* @params array $clientData the client data from the event
*
* @return mixed
*/
public function getChildNormData($name, $clientData)
{
if (!$this->hasChildren()) {
throw new \InvalidArgumentException('This form has no children');
}

$form = $this->get($name);

$event = new DataEvent($form, $clientData[$name]);
$this->dispatcher->dispatch(FormEvents::PRE_BIND, $event);

$event = new FilterDataEvent($form, $clientData[$name]);
$this->dispatcher->dispatch(FormEvents::BIND_CLIENT_DATA, $event);

return $form->clientToNorm($event->getData());
}

/**
* Validates whether the given variable is a valid form name.
*
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15 changes: 15 additions & 0 deletions src/Symfony/Component/Form/Tests/FormTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -880,6 +880,21 @@ public function testBindMapsBoundChildrenOntoExistingClientData()
));
}

public function testClientToApp()
{
$form = $this->getBuilder()->getForm();

$form->add($this->getBuilder('test')
->appendClientTransformer(new FixedDataTransformer(array(
'' => '',
'b' => 'a'
)))
->getForm()
);

$this->assertEquals('b', $form->getChildNormData('test', array('test' => 'a')));
}

public function testBindMapsBoundChildrenOntoEmptyData()
{
$test = $this;
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