nextcloud-server/lib/private/DB/QueryBuilder/ExpressionBuilder/PgSqlExpressionBuilder.php

57 lines
1.7 KiB
PHP

<?php
/**
* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
* SPDX-License-Identifier: AGPL-3.0-only
*/
namespace OC\DB\QueryBuilder\ExpressionBuilder;
use OC\DB\QueryBuilder\QueryFunction;
use OCP\DB\QueryBuilder\ILiteral;
use OCP\DB\QueryBuilder\IParameter;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\DB\QueryBuilder\IQueryFunction;
class PgSqlExpressionBuilder extends ExpressionBuilder {
/**
* Returns a IQueryFunction that casts the column to the given type
*
* @param string|IQueryFunction $column
* @param mixed $type One of IQueryBuilder::PARAM_*
* @psalm-param IQueryBuilder::PARAM_* $type
* @return IQueryFunction
*/
public function castColumn($column, $type): IQueryFunction {
switch ($type) {
case IQueryBuilder::PARAM_INT:
return new QueryFunction('CAST(' . $this->helper->quoteColumnName($column) . ' AS BIGINT)');
case IQueryBuilder::PARAM_STR:
case IQueryBuilder::PARAM_JSON:
return new QueryFunction('CAST(' . $this->helper->quoteColumnName($column) . ' AS TEXT)');
default:
return parent::castColumn($column, $type);
}
}
/**
* @inheritdoc
*/
protected function prepareColumn($column, $type) {
if ($type === IQueryBuilder::PARAM_JSON && !is_array($column) && !($column instanceof IParameter) && !($column instanceof ILiteral)) {
$column = $this->castColumn($column, $type);
}
return parent::prepareColumn($column, $type);
}
/**
* @inheritdoc
*/
public function iLike($x, $y, $type = null): string {
$x = $this->helper->quoteColumnName($x);
$y = $this->helper->quoteColumnName($y);
return $this->expressionBuilder->comparison($x, 'ILIKE', $y);
}
}