library/adodb/drivers/adodb-mysqlt.inc.php

   1 <?php
   2
   3 /*
   4 V4.20 22 Feb 2004  (c) 2000-2004 John Lim (jlim@natsoft.com.my). All rights reserved.
   5   Released under both BSD license and Lesser GPL library license.
   6   Whenever there is any discrepancy between the two licenses,
   7   the BSD license will take precedence.
   8   Set tabs to 8.
   9
  10   MySQL code that supports transactions. For MySQL 3.23 or later.
  11   Code from James Poon <jpoon88@yahoo.com>
  12
  13   Requires mysql client. Works on Windows and Unix.
  14 */
  15
  16
  17 include_once(ADODB_DIR."/drivers/adodb-mysql.inc.php");
  18
  19
  20 class ADODB_mysqlt extends ADODB_mysql {
  21         var $databaseType = 'mysqlt';
  22         var $ansiOuter = true; // for Version 3.23.17 or later
  23         var $hasTransactions = true;
  24
  25         function BeginTrans()
  26         {
  27                 if ($this->transOff) return true;
  28                 $this->transCnt += 1;
  29                 $this->Execute('SET AUTOCOMMIT=0');
  30                 $this->Execute('BEGIN');
  31                 return true;
  32         }
  33
  34         function CommitTrans($ok=true)
  35         {
  36                 if ($this->transOff) return true;
  37                 if (!$ok) return $this->RollbackTrans();
  38
  39                 if ($this->transCnt) $this->transCnt -= 1;
  40                 $this->Execute('COMMIT');
  41                 $this->Execute('SET AUTOCOMMIT=1');
  42                 return true;
  43         }
  44
  45         function RollbackTrans()
  46         {
  47                 if ($this->transOff) return true;
  48                 if ($this->transCnt) $this->transCnt -= 1;
  49                 $this->Execute('ROLLBACK');
  50                 $this->Execute('SET AUTOCOMMIT=1');
  51                 return true;
  52         }
  53
  54 }
  55
  56 class ADORecordSet_mysqlt extends ADORecordSet_mysql{
  57         var $databaseType = "mysqlt";
  58
  59         function ADORecordSet_mysqlt($queryID,$mode=false) {
  60                 return $this->ADORecordSet_mysql($queryID,$mode);
  61         }
  62
  63         function MoveNext()
  64         {
  65                 if ($this->EOF) return false;
  66
  67                 $this->_currentRow++;
  68                 // using & below slows things down by 20%!
  69                 $this->fields =  @mysql_fetch_array($this->_queryID,$this->fetchMode);
  70                 if ($this->fields) return true;
  71                 $this->EOF = true;
  72
  73                 return false;
  74         }
  75 }
  76 ?>