254 lines
7 KiB
PHP
254 lines
7 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
*
|
|
* @author Bart Visscher <bartv@thisnet.nl>
|
|
* @author Joas Schilling <coding@schilljs.com>
|
|
* @author Morris Jobke <hey@morrisjobke.de>
|
|
* @author Robin Appelman <robin@icewind.nl>
|
|
* @author Robin McCorkell <robin@mccorkell.me.uk>
|
|
* @author Thomas Müller <thomas.mueller@tmit.eu>
|
|
*
|
|
* @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/>
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* Public interface of ownCloud for apps to use.
|
|
* DBConnection interface
|
|
*
|
|
*/
|
|
|
|
// use OCP namespace for all classes that are considered public.
|
|
// This means that they should be used by apps instead of the internal ownCloud classes
|
|
namespace OCP;
|
|
use OCP\DB\QueryBuilder\IQueryBuilder;
|
|
|
|
/**
|
|
* Interface IDBConnection
|
|
*
|
|
* @package OCP
|
|
* @since 6.0.0
|
|
*/
|
|
interface IDBConnection {
|
|
/**
|
|
* Gets the QueryBuilder for the connection.
|
|
*
|
|
* @return \OCP\DB\QueryBuilder\IQueryBuilder
|
|
* @since 8.2.0
|
|
*/
|
|
public function getQueryBuilder();
|
|
|
|
/**
|
|
* 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 $offset from which row we want to start
|
|
* @return \Doctrine\DBAL\Driver\Statement The prepared statement.
|
|
* @since 6.0.0
|
|
*/
|
|
public function prepare($sql, $limit=null, $offset=null);
|
|
|
|
/**
|
|
* Executes an, optionally parameterized, SQL query.
|
|
*
|
|
* If the query is parameterized, a prepared statement is used.
|
|
* If an SQLLogger is configured, the execution is logged.
|
|
*
|
|
* @param string $query The SQL query to execute.
|
|
* @param string[] $params The parameters to bind to the query, if any.
|
|
* @param array $types The types the previous parameters are in.
|
|
* @return \Doctrine\DBAL\Driver\Statement The executed statement.
|
|
* @since 8.0.0
|
|
*/
|
|
public function executeQuery($query, array $params = array(), $types = array());
|
|
|
|
/**
|
|
* Executes an SQL INSERT/UPDATE/DELETE query with the given parameters
|
|
* and returns the number of affected rows.
|
|
*
|
|
* This method supports PDO binding types as well as DBAL mapping types.
|
|
*
|
|
* @param string $query The SQL query.
|
|
* @param array $params The query parameters.
|
|
* @param array $types The parameter types.
|
|
* @return integer The number of affected rows.
|
|
* @since 8.0.0
|
|
*/
|
|
public function executeUpdate($query, array $params = array(), array $types = array());
|
|
|
|
/**
|
|
* Used to get the id of the just inserted element
|
|
* @param string $table the name of the table where we inserted the item
|
|
* @return int the id of the inserted element
|
|
* @since 6.0.0
|
|
*/
|
|
public function lastInsertId($table = null);
|
|
|
|
/**
|
|
* Insert a row if the matching row does not exists.
|
|
*
|
|
* @param string $table The table name (will replace *PREFIX* with the actual prefix)
|
|
* @param array $input data that should be inserted into the table (column name => value)
|
|
* @param array|null $compare List of values that should be checked for "if not exists"
|
|
* If this is null or an empty array, all keys of $input will be compared
|
|
* Please note: text fields (clob) must not be used in the compare array
|
|
* @return int number of inserted rows
|
|
* @throws \Doctrine\DBAL\DBALException
|
|
* @since 6.0.0 - parameter $compare was added in 8.1.0, return type changed from boolean in 8.1.0
|
|
*/
|
|
public function insertIfNotExist($table, $input, array $compare = null);
|
|
|
|
/**
|
|
* Insert or update a row value
|
|
*
|
|
* @param string $table
|
|
* @param array $keys (column name => value)
|
|
* @param array $values (column name => value)
|
|
* @param array $updatePreconditionValues ensure values match preconditions (column name => value)
|
|
* @return int number of new rows
|
|
* @throws \Doctrine\DBAL\DBALException
|
|
* @throws PreconditionNotMetException
|
|
* @since 9.0.0
|
|
*/
|
|
public function setValues($table, array $keys, array $values, array $updatePreconditionValues = []);
|
|
|
|
/**
|
|
* Create an exclusive read+write lock on a table
|
|
*
|
|
* Important Note: Due to the nature how locks work on different DBs, it is
|
|
* only possible to lock one table at a time. You should also NOT start a
|
|
* transaction while holding a lock.
|
|
*
|
|
* @param string $tableName
|
|
* @since 9.1.0
|
|
*/
|
|
public function lockTable($tableName);
|
|
|
|
/**
|
|
* Release a previous acquired lock again
|
|
*
|
|
* @since 9.1.0
|
|
*/
|
|
public function unlockTable();
|
|
|
|
/**
|
|
* Start a transaction
|
|
* @since 6.0.0
|
|
*/
|
|
public function beginTransaction();
|
|
|
|
/**
|
|
* Check if a transaction is active
|
|
*
|
|
* @return bool
|
|
* @since 8.2.0
|
|
*/
|
|
public function inTransaction();
|
|
|
|
/**
|
|
* Commit the database changes done during a transaction that is in progress
|
|
* @since 6.0.0
|
|
*/
|
|
public function commit();
|
|
|
|
/**
|
|
* Rollback the database changes done during a transaction that is in progress
|
|
* @since 6.0.0
|
|
*/
|
|
public function rollBack();
|
|
|
|
/**
|
|
* Gets the error code and message as a string for logging
|
|
* @return string
|
|
* @since 6.0.0
|
|
*/
|
|
public function getError();
|
|
|
|
/**
|
|
* Fetch the SQLSTATE associated with the last database operation.
|
|
*
|
|
* @return integer The last error code.
|
|
* @since 8.0.0
|
|
*/
|
|
public function errorCode();
|
|
|
|
/**
|
|
* Fetch extended error information associated with the last database operation.
|
|
*
|
|
* @return array The last error information.
|
|
* @since 8.0.0
|
|
*/
|
|
public function errorInfo();
|
|
|
|
/**
|
|
* Establishes the connection with the database.
|
|
*
|
|
* @return bool
|
|
* @since 8.0.0
|
|
*/
|
|
public function connect();
|
|
|
|
/**
|
|
* Close the database connection
|
|
* @since 8.0.0
|
|
*/
|
|
public function close();
|
|
|
|
/**
|
|
* Quotes a given input parameter.
|
|
*
|
|
* @param mixed $input Parameter to be quoted.
|
|
* @param int $type Type of the parameter.
|
|
* @return string The quoted parameter.
|
|
* @since 8.0.0
|
|
*/
|
|
public function quote($input, $type = IQueryBuilder::PARAM_STR);
|
|
|
|
/**
|
|
* Gets the DatabasePlatform instance that provides all the metadata about
|
|
* the platform this driver connects to.
|
|
*
|
|
* @return \Doctrine\DBAL\Platforms\AbstractPlatform The database platform.
|
|
* @since 8.0.0
|
|
*/
|
|
public function getDatabasePlatform();
|
|
|
|
/**
|
|
* Drop a table from the database if it exists
|
|
*
|
|
* @param string $table table name without the prefix
|
|
* @since 8.0.0
|
|
*/
|
|
public function dropTable($table);
|
|
|
|
/**
|
|
* Check if a table exists
|
|
*
|
|
* @param string $table table name without the prefix
|
|
* @return bool
|
|
* @since 8.0.0
|
|
*/
|
|
public function tableExists($table);
|
|
|
|
/**
|
|
* Escape a parameter to be used in a LIKE query
|
|
*
|
|
* @param string $param
|
|
* @return string
|
|
* @since 9.0.0
|
|
*/
|
|
public function escapeLikeParameter($param);
|
|
}
|