owncloud/core

<?php
/**
 * @author Joas Schilling <coding@schilljs.com>
 * @author Thomas Müller <thomas.mueller@tmit.eu>
 *
 * @copyright Copyright (c) 2018, ownCloud GmbH
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */

namespace OC\DB\QueryBuilder\ExpressionBuilder;

use OC\DB\QueryBuilder\QueryFunction;
use OCP\DB\QueryBuilder\IQueryBuilder;

class PgSqlExpressionBuilder extends ExpressionBuilder {
    /**
     * Returns a IQueryFunction that casts the column to the given type
     *
     * @param string $column
     * @param mixed $type One of IQueryBuilder::PARAM_*
     * @return string
     */
    public function castColumn($column, $type) {
        if ($type === IQueryBuilder::PARAM_INT) {
            $column = $this->helper->quoteColumnName($column);
            return new QueryFunction('CAST(' . $column . ' AS INT)');
        }

        return parent::castColumn($column, $type);
    }

    /**
     * @inheritdoc
     */
    public function iLike($x, $y, $type = null) {
        $x = $this->helper->quoteColumnName($x);
        $y = $this->helper->quoteColumnName($y);
        return $this->expressionBuilder->comparison($x, 'ILIKE', $y);
    }
}