adodb-vfp.inc.php

这是一个嵌入式linux系统下的命令工具包

<?php
/* 
V4.80 8 Mar 2006  (c) 2000-2006 John Lim ([e-mail]). 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 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 ADODB_vfp()
	{
		$this->ADODB_odbc();
	}
	
	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 ADORecordSet_vfp($id,$mode=false)
	{
		return $this->ADORecordSet_odbc($id,$mode);
	}

	function MetaType($t,$len=-1)
	{
		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
?>