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DisjunctionGenerator.php
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DisjunctionGenerator.php
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<?php
namespace Neos\Flow\Security\Authorization\Privilege\Entity\Doctrine;
/*
* This file is part of the Neos.Flow package.
*
* (c) Contributors of the Neos Project - www.neos.io
*
* This package is Open Source Software. For the full copyright and license
* information, please view the LICENSE file which was distributed with this
* source code.
*/
use Doctrine\Persistence\Mapping\ClassMetadata;
use Doctrine\ORM\Query\Filter\SQLFilter as DoctrineSqlFilter;
use Neos\Flow\Annotations as Flow;
/**
* A sql generator to create a sql disjunction condition.
*/
class DisjunctionGenerator implements SqlGeneratorInterface
{
/**
* @var array<SqlGeneratorInterface>
*/
protected $expressions;
/**
* @param array<SqlGeneratorInterface> $expressions
*/
public function __construct(array $expressions)
{
$this->expressions = $expressions;
}
/**
* @param DoctrineSqlFilter $sqlFilter
* @param ClassMetaData $targetEntity Metadata object for the target entity to create the constraint for
* @param string $targetTableAlias The target table alias used in the current query
* @return string
*/
public function getSql(DoctrineSqlFilter $sqlFilter, ClassMetadata $targetEntity, $targetTableAlias)
{
$sql = '';
/** @var SqlGeneratorInterface $expression */
foreach ($this->expressions as $expression) {
$sql .= ($sql !== '' ? ' OR ' : '') . $expression->getSql($sqlFilter, $targetEntity, $targetTableAlias);
}
return '(' . $sql . ')';
}
}