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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2021 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OC\Files\Search\QueryOptimizer;
use OCP\Files\Search\ISearchBinaryOperator;
use OCP\Files\Search\ISearchOperator;
class QueryOptimizerStep {
/**
* Allow optimizer steps to inspect the entire query before starting processing
*
* @param ISearchOperator $operator
* @return void
*/
public function inspectOperator(ISearchOperator $operator): void {
if ($operator instanceof ISearchBinaryOperator) {
foreach ($operator->getArguments() as $argument) {
$this->inspectOperator($argument);
}
}
}
/**
* Allow optimizer steps to modify query operators
*
* @param ISearchOperator $operator
* @return void
*/
public function processOperator(ISearchOperator &$operator) {
if ($operator instanceof ISearchBinaryOperator) {
foreach ($operator->getArguments() as $argument) {
$this->processOperator($argument);
}
}
}
}
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