nextcloud/lib/private/appframework/db/db.php

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<?php
/**
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* @author Bernhard Posselt <dev@bernhard-posselt.com>
* @author Robin Appelman <icewind@owncloud.com>
*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
* @license AGPL-3.0
*
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* 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.
*
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* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
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* 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\AppFramework\Db;
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use \OCP\IDb;
/**
* Small Facade for being able to inject the database connection for tests
*/
class Db implements IDb {
/**
* @var \OCP\IDBConnection
*/
protected $connection;
/**
* @param \OCP\IDBConnection $connection
*/
public function __construct($connection) {
$this->connection = $connection;
}
/**
* Used to abstract the owncloud database access away
*
* @param string $sql the sql query with ? placeholder for params
* @param int $limit the maximum number of rows
* @param int $offset from which row we want to start
* @return \OC_DB_StatementWrapper prepared SQL query
*/
public function prepareQuery($sql, $limit = null, $offset = null) {
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$isManipulation = \OC_DB::isManipulation($sql);
$statement = $this->connection->prepare($sql, $limit, $offset);
return new \OC_DB_StatementWrapper($statement, $isManipulation);
}
/**
* Used to get the id of the just inserted element
*
* @param string $tableName the name of the table where we inserted the item
* @return int the id of the inserted element
*/
public function getInsertId($tableName) {
return $this->connection->lastInsertId($tableName);
}
}