PHP Classes

File: adodb/drivers/adodb-mysqlpo.inc.php

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File: adodb/drivers/adodb-mysqlpo.inc.php
Role: Auxiliary script
Content type: text/plain
Description: Auxiliary script
Class: PHP MySQL JSON Manager
Build and Execute SQL queries with results in JSON
Author: By
Last change:
Date: 8 years ago
Size: 3,213 bytes
 

Contents

Class file image Download
<?php

/*
V5.18 3 Sep 2012 (c) 2000-2012 John Lim (jlim#natsoft.com). All rights reserved.
  Released under both BSD license and Lesser GPL library license.
  Whenever there is any discrepancy between the two licenses,
  the BSD license will take precedence.
  Set tabs to 8.
 
  MySQL code that supports transactions. For MySQL 3.23 or later.
  Code from James Poon <jpoon88@yahoo.com>
 
  Requires mysql client. Works on Windows and Unix.
*/

// 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
   
   
function ADODB_mysqlt()
    {
    global
$ADODB_EXTENSION; if ($ADODB_EXTENSION) $this->rsPrefix .= 'ext_';
    }
   
    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;
       
$this->Execute('COMMIT');
       
$this->Execute('SET AUTOCOMMIT=1');
        return
true;
    }
   
    function
RollbackTrans()
    {
        if (
$this->transOff) return true;
        if (
$this->transCnt) $this->transCnt -= 1;
       
$this->Execute('ROLLBACK');
       
$this->Execute('SET AUTOCOMMIT=1');
        return
true;
    }
   
    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
ADORecordSet_mysqlt($queryID,$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;
       
$this->ADORecordSet($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
ADORecordSet_ext_mysqlt($queryID,$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;
       
$this->ADORecordSet($queryID);
    }
   
    function
MoveNext()
    {
        return
adodb_movenext($this);
    }
}

?>