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57 lines
1.7 KiB
PHP
57 lines
1.7 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2021 Robin Appelman <robin@icewind.nl>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OC\Files\Search\QueryOptimizer;
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use OCP\Files\Search\ISearchBinaryOperator;
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use OCP\Files\Search\ISearchOperator;
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class QueryOptimizerStep {
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/**
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* Allow optimizer steps to inspect the entire query before starting processing
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*
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* @param ISearchOperator $operator
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* @return void
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*/
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public function inspectOperator(ISearchOperator $operator): void {
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if ($operator instanceof ISearchBinaryOperator) {
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foreach ($operator->getArguments() as $argument) {
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$this->inspectOperator($argument);
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}
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}
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}
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/**
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* Allow optimizer steps to modify query operators
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*
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* @param ISearchOperator $operator
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* @return void
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*/
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public function processOperator(ISearchOperator &$operator) {
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if ($operator instanceof ISearchBinaryOperator) {
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foreach ($operator->getArguments() as $argument) {
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$this->processOperator($argument);
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}
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}
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}
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}
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