32 lines
859 B
PHP
32 lines
859 B
PHP
<?php
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/**
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* SPDX-FileCopyrightText: 2023 F7cloud GmbH and F7cloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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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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/**
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* replace single argument AND and OR operations with their single argument
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*/
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class FlattenSingleArgumentBinaryOperation extends ReplacingOptimizerStep {
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public function processOperator(ISearchOperator &$operator): bool {
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parent::processOperator($operator);
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if (
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$operator instanceof ISearchBinaryOperator
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&& count($operator->getArguments()) === 1
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&& (
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$operator->getType() === ISearchBinaryOperator::OPERATOR_OR
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|| $operator->getType() === ISearchBinaryOperator::OPERATOR_AND
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)
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) {
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$operator = $operator->getArguments()[0];
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return true;
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}
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return false;
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}
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}
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