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Merge branch 'fix/#6303-#6304-check-for-null-discriminator-before-hydrating-inheritance-rows'

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Close #6303
Close #6304
ge aborts
This commit is contained in:
Marco Pivetta 2017-08-19 18:37:04 +02:00
commit a30d8d85ea
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GPG Key ID: 4167D3337FD9D629
2 changed files with 150 additions and 4 deletions
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33
lib/Doctrine/ORM/Internal/Hydration/AbstractHydrator.php
View File

@ -294,6 +294,17 @@ abstract class AbstractHydrator
$dqlAlias = $cacheKeyInfo['dqlAlias'];
$type = $cacheKeyInfo['type'];
// If there are field name collisions in the child class, then we need
// to only hydrate if we are looking at the correct discriminator value
if(
isset($cacheKeyInfo['discriminatorColumn']) &&
isset($data[$cacheKeyInfo['discriminatorColumn']]) &&
// Note: loose comparison required. See https://github.com/doctrine/doctrine2/pull/6304#issuecomment-323294442
$data[$cacheKeyInfo['discriminatorColumn']] != $cacheKeyInfo['discriminatorValue']
) {
break;
}
// in an inheritance hierarchy the same field could be defined several times.
// We overwrite this value so long we don't have a non-null value, that value we keep.
// Per definition it cannot be that a field is defined several times and has several values.
@ -375,14 +386,28 @@ abstract class AbstractHydrator
$classMetadata = $this->getClassMetadata($this->_rsm->declaringClasses[$key]);
$fieldName = $this->_rsm->fieldMappings[$key];
$fieldMapping = $classMetadata->fieldMappings[$fieldName];
return $this->_cache[$key] = [
'isIdentifier' => in_array($fieldName, $classMetadata->identifier),
$ownerMap = $this->_rsm->columnOwnerMap[$key];
$columnInfo = [
'isIdentifier' => \in_array($fieldName, $classMetadata->identifier, true),
'fieldName' => $fieldName,
'type' => Type::getType($fieldMapping['type']),
'dqlAlias' => $this->_rsm->columnOwnerMap[$key],
'dqlAlias' => $ownerMap,
];
// the current discriminator value must be saved in order to disambiguate fields hydration,
// should there be field name collisions
if ($classMetadata->parentClasses && isset($this->_rsm->discriminatorColumns[$ownerMap])) {
return $this->_cache[$key] = \array_merge(
$columnInfo,
[
'discriminatorColumn' => $this->_rsm->discriminatorColumns[$ownerMap],
'discriminatorValue' => $classMetadata->discriminatorValue
]
);
}
return $this->_cache[$key] = $columnInfo;
case (isset($this->_rsm->newObjectMappings[$key])):
// WARNING: A NEW object is also a scalar, so it must be declared before!
$mapping = $this->_rsm->newObjectMappings[$key];

121
tests/Doctrine/Tests/ORM/Functional/Ticket/DDC6303Test.php Normal file
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@ -0,0 +1,121 @@
<?php
declare(strict_types=1);
namespace Doctrine\Tests\ORM\Functional\Ticket;
use Doctrine\ORM\Tools\ToolsException;
use Doctrine\Tests\OrmFunctionalTestCase;
/**
* @group #6303
*/
class DDC6303Test extends OrmFunctionalTestCase
{
public function setUp() : void
{
parent::setUp();
try {
$this->_schemaTool->createSchema([
$this->_em->getClassMetadata(DDC6303BaseClass::class),
$this->_em->getClassMetadata(DDC6303ChildA::class),
$this->_em->getClassMetadata(DDC6303ChildB::class),
]);
} catch (ToolsException $ignored) {
}
}
public function testMixedTypeHydratedCorrectlyInJoinedInheritance() : void
{
// DDC6303ChildA and DDC6303ChildB have an inheritance from DDC6303BaseClass,
// but one has a string originalData and the second has an array, since the fields
// are mapped differently
$this->assertHydratedEntitiesSameToPersistedOnes([
'a' => new DDC6303ChildA('a', 'authorized'),
'b' => new DDC6303ChildB('b', ['accepted', 'authorized']),
]);
}
public function testEmptyValuesInJoinedInheritance() : void
{
$this->assertHydratedEntitiesSameToPersistedOnes([
'stringEmpty' => new DDC6303ChildA('stringEmpty', ''),
'stringZero' => new DDC6303ChildA('stringZero', 0),
'arrayEmpty' => new DDC6303ChildB('arrayEmpty', []),
]);
}
/**
* @param DDC6303BaseClass[] $persistedEntities indexed by identifier
*
* @throws \Doctrine\Common\Persistence\Mapping\MappingException
* @throws \Doctrine\ORM\ORMException
* @throws \Doctrine\ORM\OptimisticLockException
*/
private function assertHydratedEntitiesSameToPersistedOnes(array $persistedEntities) : void
{
array_walk($persistedEntities, [$this->_em, 'persist']);
$this->_em->flush();
$this->_em->clear();
/* @var $entities DDC6303BaseClass[] */
$entities = $this
->_em
->getRepository(DDC6303BaseClass::class)
->createQueryBuilder('p')
->where('p.id IN(:ids)')
->setParameter('ids', array_keys($persistedEntities))
->getQuery()->getResult();
self::assertCount(count($persistedEntities), $entities);
foreach ($entities as $entity) {
self::assertEquals($entity, $persistedEntities[$entity->id]);
}
}
}
/**
* @Entity
* @Table
* @InheritanceType("JOINED")
* @DiscriminatorColumn(name="discr", type="string")
* @DiscriminatorMap({
* DDC6303ChildB::class = DDC6303ChildB::class,
* DDC6303ChildA::class = DDC6303ChildA::class,
* })
*
* Note: discriminator map order *IS IMPORTANT* for this test
*/
abstract class DDC6303BaseClass
{
/** @Id @Column(type="string") @GeneratedValue(strategy="NONE") */
public $id;
}
/** @Entity @Table */
class DDC6303ChildA extends DDC6303BaseClass
{
/** @Column(type="string") */
private $originalData;
public function __construct(string $id, $originalData)
{
$this->id = $id;
$this->originalData = $originalData;
}
}
/** @Entity @Table */
class DDC6303ChildB extends DDC6303BaseClass
{
/** @Column(type="simple_array", nullable=true) */
private $originalData;
public function __construct(string $id, array $originalData)
{
$this->id = $id;
$this->originalData = $originalData;
}
}