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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\ValidationVisitorInterface;
use Symfony\Component\Validator\PropertyMetadataContainerInterface;
use Symfony\Component\Validator\ClassBasedInterface;
use Symfony\Component\Validator\MetadataInterface;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\Exception\ConstraintDefinitionException;
use Symfony\Component\Validator\Exception\GroupDefinitionException;
/**
* Represents all the configured constraints on a given class.
*
* @author Bernhard Schussek <bschussek@gmail.com>
* @author Fabien Potencier <fabien@symfony.com>
*/
class ClassMetadata extends ElementMetadata implements MetadataInterface, ClassBasedInterface, PropertyMetadataContainerInterface
{
/**
* @var string
*/
public $name;
/**
* @var string
*/
public $defaultGroup;
/**
* @var MemberMetadata[]
*/
public $members = array();
/**
* @var PropertyMetadata[]
*/
public $properties = array();
/**
* @var GetterMetadata[]
*/
public $getters = array();
/**
* @var array
*/
public $groupSequence = array();
/**
* @var Boolean
*/
public $groupSequenceProvider = false;
/**
* @var \ReflectionClass
*/
private $reflClass;
/**
* Constructs a metadata for the given class
*
* @param string $class
*/
public function __construct($class)
{
$this->name = $class;
// class name without namespace
if (false !== $nsSep = strrpos($class, '\\')) {
$this->defaultGroup = substr($class, $nsSep + 1);
} else {
$this->defaultGroup = $class;
}
}
public function accept(ValidationVisitorInterface $visitor, $value, $group, $propertyPath, $propagatedGroup = null)
{
if (null === $propagatedGroup && Constraint::DEFAULT_GROUP === $group
&& ($this->hasGroupSequence() || $this->isGroupSequenceProvider())) {
if ($this->hasGroupSequence()) {
$groups = $this->getGroupSequence();
} else {
$groups = $value->getGroupSequence();
}
foreach ($groups as $group) {
$this->accept($visitor, $value, $group, $propertyPath, Constraint::DEFAULT_GROUP);
if (count($visitor->getViolations()) > 0) {
break;
}
}
return;
}
$visitor->visit($this, $value, $group, $propertyPath);
if (null !== $value) {
$pathPrefix = empty($propertyPath) ? '' : $propertyPath.'.';
foreach ($this->getConstrainedProperties() as $property) {
foreach ($this->getMemberMetadatas($property) as $member) {
$member->accept($visitor, $member->getPropertyValue($value), $group, $pathPrefix.$property, $propagatedGroup);
}
}
}
}
/**
* Returns the properties to be serialized
*
* @return array
*/
public function __sleep()
{
return array_merge(parent::__sleep(), array(
'getters',
'groupSequence',
'groupSequenceProvider',
'members',
'name',
'properties',
'defaultGroup'
));
}
/**
* Returns the fully qualified name of the class
*
* @return string The fully qualified class name
*/
public function getClassName()
{
return $this->name;
}
/**
* Returns the name of the default group for this class
*
* For each class, the group "Default" is an alias for the group
* "<ClassName>", where <ClassName> is the non-namespaced name of the
* class. All constraints implicitly or explicitly assigned to group
* "Default" belong to both of these groups, unless the class defines
* a group sequence.
*
* If a class defines a group sequence, validating the class in "Default"
* will validate the group sequence. The constraints assigned to "Default"
* can still be validated by validating the class in "<ClassName>".
*
* @return string The name of the default group
*/
public function getDefaultGroup()
{
return $this->defaultGroup;
}
/**
* {@inheritDoc}
*/
public function addConstraint(Constraint $constraint)
{
if (!in_array(Constraint::CLASS_CONSTRAINT, (array) $constraint->getTargets())) {
throw new ConstraintDefinitionException(sprintf(
'The constraint %s cannot be put on classes',
get_class($constraint)
));
}
$constraint->addImplicitGroupName($this->getDefaultGroup());
parent::addConstraint($constraint);
}
/**
* Adds a constraint to the given property.
*
* @param string $property The name of the property
* @param Constraint $constraint The constraint
*
* @return ClassMetadata This object
*/
public function addPropertyConstraint($property, Constraint $constraint)
{
if (!isset($this->properties[$property])) {
$this->properties[$property] = new PropertyMetadata($this->getClassName(), $property);
$this->addMemberMetadata($this->properties[$property]);
}
$constraint->addImplicitGroupName($this->getDefaultGroup());
$this->properties[$property]->addConstraint($constraint);
return $this;
}
/**
* Adds a constraint to the getter of the given property.
*
* The name of the getter is assumed to be the name of the property with an
* uppercased first letter and either the prefix "get" or "is".
*
* @param string $property The name of the property
* @param Constraint $constraint The constraint
*
* @return ClassMetadata This object
*/
public function addGetterConstraint($property, Constraint $constraint)
{
if (!isset($this->getters[$property])) {
$this->getters[$property] = new GetterMetadata($this->getClassName(), $property);
$this->addMemberMetadata($this->getters[$property]);
}
$constraint->addImplicitGroupName($this->getDefaultGroup());
$this->getters[$property]->addConstraint($constraint);
return $this;
}
/**
* Merges the constraints of the given metadata into this object.
*
* @param ClassMetadata $source The source metadata
*/
public function mergeConstraints(ClassMetadata $source)
{
foreach ($source->getConstraints() as $constraint) {
$this->addConstraint(clone $constraint);
}
foreach ($source->getConstrainedProperties() as $property) {
foreach ($source->getMemberMetadatas($property) as $member) {
$member = clone $member;
foreach ($member->getConstraints() as $constraint) {
$constraint->addImplicitGroupName($this->getDefaultGroup());
}
$this->addMemberMetadata($member);
if (!$member->isPrivate($this->name)) {
$property = $member->getPropertyName();
if ($member instanceof PropertyMetadata && !isset($this->properties[$property])) {
$this->properties[$property] = $member;
} elseif ($member instanceof GetterMetadata && !isset($this->getters[$property])) {
$this->getters[$property] = $member;
}
}
}
}
}
/**
* Adds a member metadata.
*
* @param MemberMetadata $metadata
*/
protected function addMemberMetadata(MemberMetadata $metadata)
{
$property = $metadata->getPropertyName();
$this->members[$property][] = $metadata;
}
/**
* Returns true if metadatas of members is present for the given property.
*
* @param string $property The name of the property
*
* @return Boolean
*/
public function hasMemberMetadatas($property)
{
return array_key_exists($property, $this->members);
}
/**
* Returns all metadatas of members describing the given property.
*
* @param string $property The name of the property
*
* @return MemberMetadata[] An array of MemberMetadata
*/
public function getMemberMetadatas($property)
{
return $this->members[$property];
}
/**
* {@inheritdoc}
*/
public function hasPropertyMetadata($property)
{
return array_key_exists($property, $this->members);
}
/**
* {@inheritdoc}
*/
public function getPropertyMetadata($property)
{
return $this->members[$property];
}
/**
* Returns all properties for which constraints are defined.
*
* @return array An array of property names
*/
public function getConstrainedProperties()
{
return array_keys($this->members);
}
/**
* Sets the default group sequence for this class.
*
* @param array $groups An array of group names
*
* @return ClassMetadata
*
* @throws GroupDefinitionException
*/
public function setGroupSequence(array $groups)
{
if ($this->isGroupSequenceProvider()) {
throw new GroupDefinitionException('Defining a static group sequence is not allowed with a group sequence provider');
}
if (in_array(Constraint::DEFAULT_GROUP, $groups, true)) {
throw new GroupDefinitionException(sprintf('The group "%s" is not allowed in group sequences', Constraint::DEFAULT_GROUP));
}
if (!in_array($this->getDefaultGroup(), $groups, true)) {
throw new GroupDefinitionException(sprintf('The group "%s" is missing in the group sequence', $this->getDefaultGroup()));
}
$this->groupSequence = $groups;
return $this;
}
/**
* Returns whether this class has an overridden default group sequence.
*
* @return Boolean
*/
public function hasGroupSequence()
{
return count($this->groupSequence) > 0;
}
/**
* Returns the default group sequence for this class.
*
* @return array An array of group names
*/
public function getGroupSequence()
{
return $this->groupSequence;
}
/**
* Returns a ReflectionClass instance for this class.
*
* @return \ReflectionClass
*/
public function getReflectionClass()
{
if (!$this->reflClass) {
$this->reflClass = new \ReflectionClass($this->getClassName());
}
return $this->reflClass;
}
/**
* Sets whether a group sequence provider should be used.
*
* @param Boolean $active
*
* @throws GroupDefinitionException
*/
public function setGroupSequenceProvider($active)
{
if ($this->hasGroupSequence()) {
throw new GroupDefinitionException('Defining a group sequence provider is not allowed with a static group sequence');
}
if (!$this->getReflectionClass()->implementsInterface('Symfony\Component\Validator\GroupSequenceProviderInterface')) {
throw new GroupDefinitionException(sprintf('Class "%s" must implement GroupSequenceProviderInterface', $this->name));
}
$this->groupSequenceProvider = $active;
}
/**
* Returns whether the class is a group sequence provider.
*
* @return Boolean
*/
public function isGroupSequenceProvider()
{
return $this->groupSequenceProvider;
}
}