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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 5.1.6 or newer
*
* NOTICE OF LICENSE
*
* Licensed under the Open Software License version 3.0
*
* This source file is subject to the Open Software License (OSL 3.0) that is
* bundled with this package in the files license.txt / license.rst. It is
* also available through the world wide web at this URL:
* http://opensource.org/licenses/OSL-3.0
* If you did not receive a copy of the license and are unable to obtain it
* through the world wide web, please send an email to
* licensing@ellislab.com so we can send you a copy immediately.
*
* @package CodeIgniter
* @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
* @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
* @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 EllisLab 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
*
* @return int
*/
public function num_rows()
{
if ($this->num_rows > 0)
{
return $this->num_rows;
}
// Work-around for ODBC subdrivers that don't support num_rows()
if (($this->num_rows = @odbc_num_rows($this->result_id)) === -1)
{
return $this->num_rows = count($this->result_array());
}
return $this->num_rows;
}
/**
* Number of fields in the result set
*
* @return int
*/
public function num_fields()
{
return @odbc_num_fields($this->result_id);
}
// --------------------------------------------------------------------
/**
* Fetch Field Names
*
* Generates an array of column names
*
* @return array
*/
public function list_fields()
{
$field_names = array();
$num_fields = $this->num_fields();
if ($num_fields > 0)
{
for ($i = 1; $i <= $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
*
* @return array
*/
public function field_data()
{
$retval = array();
for ($i = 0, $odbc_index = 1, $c = $this->num_fields(); $i < $c; $i++, $odbc_index++)
{
$retval[$i] = new stdClass();
$retval[$i]->name = odbc_field_name($this->result_id, $odbc_index);
$retval[$i]->type = odbc_field_type($this->result_id, $odbc_index);
$retval[$i]->max_length = odbc_field_len($this->result_id, $odbc_index);
$retval[$i]->primary_key = 0;
$retval[$i]->default = '';
}
return $retval;
}
// --------------------------------------------------------------------
/**
* Free the result
*
* @return void
*/
public function free_result()
{
if (is_resource($this->result_id))
{
odbc_free_result($this->result_id);
$this->result_id = FALSE;
}
}
// --------------------------------------------------------------------
/**
* Data Seek
*
* Moves the internal pointer to the desired offset. We call
* this internally before fetching results to make sure the
* result set starts at zero
*
* @return array
*/
protected function _data_seek($n = 0)
{
// Not supported
return FALSE;
}
// --------------------------------------------------------------------
/**
* Result - associative array
*
* Returns the result set as an array
*
* @return array
*/
protected function _fetch_assoc()
{
return function_exists('odbc_fetch_array')
? odbc_fetch_array($this->result_id)
: $this->_odbc_fetch_array($this->result_id);
}
// --------------------------------------------------------------------
/**
* Result - object
*
* Returns the result set as an object
*
* @return object
*/
protected function _fetch_object()
{
return function_exists('odbc_fetch_object')
? odbc_fetch_object($this->result_id)
: $this->_odbc_fetch_object($this->result_id);
}
/**
* Result - object
*
* subsititutes the odbc_fetch_object function when
* not available (odbc_fetch_object requires unixODBC)
*
* @return object
*/
private function _odbc_fetch_object(& $odbc_result)
{
$rs = array();
if ( ! odbc_fetch_into($odbc_result, $rs))
{
return FALSE;
}
$rs_obj = new stdClass();
foreach ($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)
*
* @return array
*/
private function _odbc_fetch_array(& $odbc_result)
{
$rs = array();
if ( ! odbc_fetch_into($odbc_result, $rs))
{
return FALSE;
}
$rs_assoc = array();
foreach ($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 */
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