codeigniter_test/system/database/drivers/odbc/odbc_result.php
2020-01-02 22:49:45 +07:00

228 lines
4.5 KiB
PHP

<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 5.1.6 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* ODBC Result Class
*
* This class extends the parent result class: CI_DB_result
*
* @category Database
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/database/
*/
class CI_DB_odbc_result extends CI_DB_result {
/**
* Number of rows in the result set
*
* @access public
* @return integer
*/
function num_rows()
{
return @odbc_num_rows($this->result_id);
}
// --------------------------------------------------------------------
/**
* Number of fields in the result set
*
* @access public
* @return integer
*/
function num_fields()
{
return @odbc_num_fields($this->result_id);
}
// --------------------------------------------------------------------
/**
* Fetch Field Names
*
* Generates an array of column names
*
* @access public
* @return array
*/
function list_fields()
{
$field_names = array();
for ($i = 0; $i < $this->num_fields(); $i++)
{
$field_names[] = odbc_field_name($this->result_id, $i);
}
return $field_names;
}
// --------------------------------------------------------------------
/**
* Field data
*
* Generates an array of objects containing field meta-data
*
* @access public
* @return array
*/
function field_data()
{
$retval = array();
for ($i = 0; $i < $this->num_fields(); $i++)
{
$F = new stdClass();
$F->name = odbc_field_name($this->result_id, $i);
$F->type = odbc_field_type($this->result_id, $i);
$F->max_length = odbc_field_len($this->result_id, $i);
$F->primary_key = 0;
$F->default = '';
$retval[] = $F;
}
return $retval;
}
// --------------------------------------------------------------------
/**
* Free the result
*
* @return null
*/
function free_result()
{
if (is_resource($this->result_id))
{
odbc_free_result($this->result_id);
$this->result_id = FALSE;
}
}
// --------------------------------------------------------------------
/**
* Data Seek
*
* Moves the internal pointer to the desired offset. We call
* this internally before fetching results to make sure the
* result set starts at zero
*
* @access private
* @return array
*/
function _data_seek($n = 0)
{
return FALSE;
}
// --------------------------------------------------------------------
/**
* Result - associative array
*
* Returns the result set as an array
*
* @access private
* @return array
*/
function _fetch_assoc()
{
if (function_exists('odbc_fetch_object'))
{
return odbc_fetch_array($this->result_id);
}
else
{
return $this->_odbc_fetch_array($this->result_id);
}
}
// --------------------------------------------------------------------
/**
* Result - object
*
* Returns the result set as an object
*
* @access private
* @return object
*/
function _fetch_object()
{
if (function_exists('odbc_fetch_object'))
{
return odbc_fetch_object($this->result_id);
}
else
{
return $this->_odbc_fetch_object($this->result_id);
}
}
/**
* Result - object
*
* subsititutes the odbc_fetch_object function when
* not available (odbc_fetch_object requires unixODBC)
*
* @access private
* @return object
*/
function _odbc_fetch_object(& $odbc_result) {
$rs = array();
$rs_obj = FALSE;
if (odbc_fetch_into($odbc_result, $rs)) {
foreach ($rs as $k=>$v) {
$field_name= odbc_field_name($odbc_result, $k+1);
$rs_obj->$field_name = $v;
}
}
return $rs_obj;
}
/**
* Result - array
*
* subsititutes the odbc_fetch_array function when
* not available (odbc_fetch_array requires unixODBC)
*
* @access private
* @return array
*/
function _odbc_fetch_array(& $odbc_result) {
$rs = array();
$rs_assoc = FALSE;
if (odbc_fetch_into($odbc_result, $rs)) {
$rs_assoc=array();
foreach ($rs as $k=>$v) {
$field_name= odbc_field_name($odbc_result, $k+1);
$rs_assoc[$field_name] = $v;
}
}
return $rs_assoc;
}
}
/* End of file odbc_result.php */
/* Location: ./system/database/drivers/odbc/odbc_result.php */