adodb-vfp.inc.php

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<?php
/*
@version   v5.20.3  01-Jan-2016
@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
@copyright (c) 2014      Damien Regad, Mark Newnham and the ADOdb community
  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 4 for best viewing.

  Latest version is available at http://adodb.sourceforge.net

  Microsoft Visual FoxPro data driver. Requires ODBC. Works only on MS Windows.
*/

// security - hide paths
if (!defined('ADODB_DIR')) die();

if (!defined('_ADODB_ODBC_LAYER')) {
    include(ADODB_DIR."/drivers/adodb-odbc.inc.php");
}
if (!defined('ADODB_VFP')){
define('ADODB_VFP',1);
class ADODB_vfp extends ADODB_odbc {
    var $databaseType = "vfp";
    var $fmtDate = "{^Y-m-d}";
    var $fmtTimeStamp = "{^Y-m-d, h:i:sA}";
    var $replaceQuote = "'+chr(39)+'" ;
    var $true = '.T.';
    var $false = '.F.';
    var $hasTop = 'top';        // support mssql SELECT TOP 10 * FROM TABLE
    var $_bindInputArray = false; // strangely enough, setting to true does not work reliably
    var $sysTimeStamp = 'datetime()';
    var $sysDate = 'date()';
    var $ansiOuter = true;
    var $hasTransactions = false;
    var $curmode = false ; // See sqlext.h, SQL_CUR_DEFAULT == SQL_CUR_USE_DRIVER == 2L

    function Time()
    {
        return time();
    }

    function BeginTrans() { return false;}

    // quote string to be sent back to database
    function qstr($s,$nofixquotes=false)
    {
        if (!$nofixquotes) return  "'".str_replace("\r\n","'+chr(13)+'",str_replace("'",$this->replaceQuote,$s))."'";
        return "'".$s."'";
    }


    // TOP requires ORDER BY for VFP
    function SelectLimit($sql,$nrows=-1,$offset=-1, $inputarr=false,$secs2cache=0)
    {
        $this->hasTop = preg_match('/ORDER[ \t\r\n]+BY/is',$sql) ? 'top' : false;
        $ret = ADOConnection::SelectLimit($sql,$nrows,$offset,$inputarr,$secs2cache);
        return $ret;
    }



};


class  ADORecordSet_vfp extends ADORecordSet_odbc {

    var $databaseType = "vfp";


    function __construct($id,$mode=false)
    {
        return parent::__construct($id,$mode);
    }

    function MetaType($t, $len = -1, $fieldobj = false)
    {
        if (is_object($t)) {
            $fieldobj = $t;
            $t = $fieldobj->type;
            $len = $fieldobj->max_length;
        }
        switch (strtoupper($t)) {
        case 'C':
            if ($len <= $this->blobSize) return 'C';
        case 'M':
            return 'X';

        case 'D': return 'D';

        case 'T': return 'T';

        case 'L': return 'L';

        case 'I': return 'I';

        default: return 'N';
        }
    }
}

} //define