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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 foldmethod=marker: */
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2004 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.02 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Author: Tomas V.V.Cox <cox@idecnet.com> |
// | Maintainer: Daniel Convissor <danielc@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: dbase.php,v 1.1 2004/06/21 08:39:38 rurban Exp $
// XXX legend:
// You have to compile your PHP with the --enable-dbase option
require_once 'DB/common.php';
/**
* Database independent query interface definition for PHP's dbase
* extension.
*
* @package DB
* @version $Id: dbase.php,v 1.1 2004/06/21 08:39:38 rurban Exp $
* @category Database
* @author Stig Bakken <ssb@php.net>
*/
class DB_dbase extends DB_common
{
// {{{ properties
var $connection;
var $phptype, $dbsyntax;
var $prepare_tokens = array();
var $prepare_types = array();
var $res_row = array();
var $result = 0;
// }}}
// {{{ constructor
/**
* DB_mysql constructor.
*
* @access public
*/
function DB_dbase()
{
$this->DB_common();
$this->phptype = 'dbase';
$this->dbsyntax = 'dbase';
$this->features = array(
'prepare' => false,
'pconnect' => false,
'transactions' => false,
'limit' => false
);
$this->errorcode_map = array();
}
// }}}
// {{{ connect()
function connect($dsninfo, $persistent = false)
{
if (!DB::assertExtension('dbase')) {
return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND);
}
$this->dsn = $dsninfo;
ob_start();
$conn = @dbase_open($dsninfo['database'], 0);
$error = ob_get_contents();
ob_end_clean();
if (!$conn) {
return $this->raiseError(DB_ERROR_CONNECT_FAILED, null,
null, null, strip_tags($error));
}
$this->connection = $conn;
return DB_OK;
}
// }}}
// {{{ disconnect()
function disconnect()
{
$ret = @dbase_close($this->connection);
$this->connection = null;
return $ret;
}
// }}}
// {{{ &query()
function &query($query = null)
{
// emulate result resources
$this->res_row[$this->result] = 0;
$tmp =& new DB_result($this, $this->result++);
return $tmp;
}
// }}}
// {{{ fetchInto()
/**
* Fetch a row and insert the data into an existing array.
*
* Formating of the array and the data therein are configurable.
* See DB_result::fetchInto() for more information.
*
* @param resource $result query result identifier
* @param array $arr (reference) array where data from the row
* should be placed
* @param int $fetchmode how the resulting array should be indexed
* @param int $rownum the row number to fetch
*
* @return mixed DB_OK on success, null when end of result set is
* reached or on failure
*
* @see DB_result::fetchInto()
* @access private
*/
function fetchInto($result, &$arr, $fetchmode, $rownum=null)
{
if ($rownum === null) {
$rownum = $this->res_row[$result]++;
}
if ($fetchmode & DB_FETCHMODE_ASSOC) {
$arr = @dbase_get_record_with_names($this->connection, $rownum);
if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) {
$arr = array_change_key_case($arr, CASE_LOWER);
}
} else {
$arr = @dbase_get_record($this->connection, $rownum);
}
if (!$arr) {
return null;
}
if ($this->options['portability'] & DB_PORTABILITY_RTRIM) {
$this->_rtrimArrayValues($arr);
}
if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) {
$this->_convertNullArrayValuesToEmpty($arr);
}
return DB_OK;
}
// }}}
// {{{ numCols()
function numCols($foo)
{
return @dbase_numfields($this->connection);
}
// }}}
// {{{ numRows()
function numRows($foo)
{
return @dbase_numrecords($this->connection);
}
// }}}
// {{{ quoteSmart()
/**
* Format input so it can be safely used in a query
*
* @param mixed $in data to be quoted
*
* @return mixed Submitted variable's type = returned value:
* + null = the string <samp>NULL</samp>
* + boolean = <samp>T</samp> if true or
* <samp>F</samp> if false. Use the <kbd>Logical</kbd>
* data type.
* + integer or double = the unquoted number
* + other (including strings and numeric strings) =
* the data with single quotes escaped by preceeding
* single quotes then the whole string is encapsulated
* between single quotes
*
* @internal
*/
function quoteSmart($in)
{
if (is_int($in) || is_double($in)) {
return $in;
} elseif (is_bool($in)) {
return $in ? 'T' : 'F';
} elseif (is_null($in)) {
return 'NULL';
} else {
return "'" . $this->escapeSimple($in) . "'";
}
}
// }}}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/
?>
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