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<?php
/**
* MySQL driver in transactional mode
*
* @deprecated
*
* This driver only supports the original MySQL driver in transactional mode. It
* is deprecated in PHP version 5.5 and removed in PHP version 7. It is deprecated
* as of ADOdb version 5.20.0. Use the mysqli driver instead, which supports both
* transactional and non-transactional updates
*
* This file is part of ADOdb, a Database Abstraction Layer library for PHP.
*
* @package ADOdb
* @link https://adodb.org Project's web site and documentation
* @link https://github.com/ADOdb/ADOdb Source code and issue tracker
*
* The ADOdb Library is dual-licensed, released under both the BSD 3-Clause
* and the GNU Lesser General Public Licence (LGPL) v2.1 or, at your option,
* any later version. This means you can use it in proprietary products.
* See the LICENSE.md file distributed with this source code for details.
* @license BSD-3-Clause
* @license LGPL-2.1-or-later
*
* @copyright 2000-2013 John Lim
* @copyright 2014 Damien Regad, Mark Newnham and the ADOdb community
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
include_once(ADODB_DIR."/drivers/adodb-mysql.inc.php");
class ADODB_mysqlt extends ADODB_mysql {
var $databaseType = 'mysqlt';
var $ansiOuter = true; // for Version 3.23.17 or later
var $hasTransactions = true;
var $autoRollback = true; // apparently mysql does not autorollback properly
/* set transaction mode
SET [GLOBAL | SESSION] TRANSACTION ISOLATION LEVEL
{ READ UNCOMMITTED | READ COMMITTED | REPEATABLE READ | SERIALIZABLE }
*/
function SetTransactionMode( $transaction_mode )
{
$this->_transmode = $transaction_mode;
if (empty($transaction_mode)) {
$this->Execute('SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ');
return;
}
if (!stristr($transaction_mode,'isolation')) $transaction_mode = 'ISOLATION LEVEL '.$transaction_mode;
$this->Execute("SET SESSION TRANSACTION ".$transaction_mode);
}
function BeginTrans()
{
if ($this->transOff) return true;
$this->transCnt += 1;
$this->Execute('SET AUTOCOMMIT=0');
$this->Execute('BEGIN');
return true;
}
function CommitTrans($ok=true)
{
if ($this->transOff) return true;
if (!$ok) return $this->RollbackTrans();
if ($this->transCnt) $this->transCnt -= 1;
$ok = $this->Execute('COMMIT');
$this->Execute('SET AUTOCOMMIT=1');
return $ok ? true : false;
}
function RollbackTrans()
{
if ($this->transOff) return true;
if ($this->transCnt) $this->transCnt -= 1;
$ok = $this->Execute('ROLLBACK');
$this->Execute('SET AUTOCOMMIT=1');
return $ok ? true : false;
}
function RowLock($tables,$where='',$col='1 as adodbignore')
{
if ($this->transCnt==0) $this->BeginTrans();
if ($where) $where = ' where '.$where;
$rs = $this->Execute("select $col from $tables $where for update");
return !empty($rs);
}
}
class ADORecordSet_mysqlt extends ADORecordSet_mysql{
var $databaseType = "mysqlt";
function __construct($queryID,$mode=false)
{
if ($mode === false) {
global $ADODB_FETCH_MODE;
$mode = $ADODB_FETCH_MODE;
}
switch ($mode)
{
case ADODB_FETCH_NUM: $this->fetchMode = MYSQL_NUM; break;
case ADODB_FETCH_ASSOC:$this->fetchMode = MYSQL_ASSOC; break;
case ADODB_FETCH_DEFAULT:
case ADODB_FETCH_BOTH:
default: $this->fetchMode = MYSQL_BOTH; break;
}
$this->adodbFetchMode = $mode;
parent::__construct($queryID);
}
function MoveNext()
{
if (@$this->fields = mysql_fetch_array($this->_queryID,$this->fetchMode)) {
$this->_currentRow += 1;
return true;
}
if (!$this->EOF) {
$this->_currentRow += 1;
$this->EOF = true;
}
return false;
}
}
class ADORecordSet_ext_mysqlt extends ADORecordSet_mysqlt {
function MoveNext()
{
return adodb_movenext($this);
}
}
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