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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Persisters\Entity;
use Doctrine\DBAL\Types\Type;
use Doctrine\ORM\Mapping\ClassMetadata;
use function sprintf;
/**
* Base class for entity persisters that implement a certain inheritance mapping strategy.
* All these persisters are assumed to use a discriminator column to discriminate entity
* types in the hierarchy.
*/
abstract class AbstractEntityInheritancePersister extends BasicEntityPersister
{
/**
* {@inheritdoc}
*/
protected function prepareInsertData($entity)
{
$data = parent::prepareInsertData($entity);
// Populate the discriminator column
$discColumn = $this->class->getDiscriminatorColumn();
$this->columnTypes[$discColumn['name']] = $discColumn['type'];
$data[$this->getDiscriminatorColumnTableName()][$discColumn['name']] = $this->class->discriminatorValue;
return $data;
}
/**
* Gets the name of the table that contains the discriminator column.
*
* @return string The table name.
*/
abstract protected function getDiscriminatorColumnTableName();
/**
* {@inheritdoc}
*/
protected function getSelectColumnSQL($field, ClassMetadata $class, $alias = 'r')
{
$tableAlias = $alias === 'r' ? '' : $alias;
$fieldMapping = $class->fieldMappings[$field];
$columnAlias = $this->getSQLColumnAlias($fieldMapping['columnName']);
$sql = sprintf(
'%s.%s',
$this->getSQLTableAlias($class->name, $tableAlias),
$this->quoteStrategy->getColumnName($field, $class, $this->platform)
);
$this->currentPersisterContext->rsm->addFieldResult($alias, $columnAlias, $field, $class->name);
if (isset($fieldMapping['requireSQLConversion'])) {
$type = Type::getType($fieldMapping['type']);
$sql = $type->convertToPHPValueSQL($sql, $this->platform);
}
return $sql . ' AS ' . $columnAlias;
}
/**
* @param string $tableAlias
* @param string $joinColumnName
* @param string $quotedColumnName
* @param string $type
*
* @return string
*/
protected function getSelectJoinColumnSQL($tableAlias, $joinColumnName, $quotedColumnName, $type)
{
$columnAlias = $this->getSQLColumnAlias($joinColumnName);
$this->currentPersisterContext->rsm->addMetaResult('r', $columnAlias, $joinColumnName, false, $type);
return $tableAlias . '.' . $quotedColumnName . ' AS ' . $columnAlias;
}
}
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