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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Validator\Mapping;
use Symfony\Component\Validator\Constraint;
abstract class ElementMetadata
{
public $constraints = array();
public $constraintsByGroup = array();
/**
* Returns the names of the properties that should be serialized.
*
* @return array
*/
public function __sleep()
{
return array(
'constraints',
'constraintsByGroup',
);
}
/**
* Clones this object.
*/
public function __clone()
{
$constraints = $this->constraints;
$this->constraints = array();
$this->constraintsByGroup = array();
foreach ($constraints as $constraint) {
$this->addConstraint(clone $constraint);
}
}
/**
* Adds a constraint to this element.
*
* @param Constraint $constraint
*/
public function addConstraint(Constraint $constraint)
{
$this->constraints[] = $constraint;
foreach ($constraint->groups as $group) {
$this->constraintsByGroup[$group][] = $constraint;
}
return $this;
}
/**
* Returns all constraints of this element.
*
* @return array An array of Constraint instances
*/
public function getConstraints()
{
return $this->constraints;
}
/**
* Returns whether this element has any constraints.
*
* @return Boolean
*/
public function hasConstraints()
{
return count($this->constraints) > 0;
}
/**
* Returns the constraints of the given group and global ones (* group).
*
* @param string $group The group name
*
* @return array An array with all Constraint instances belonging to the group
*/
public function findConstraints($group)
{
return isset($this->constraintsByGroup[$group])
? $this->constraintsByGroup[$group]
: array();
}
}
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