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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
*
* @package CodeIgniter
* @author Esen Sagynov
* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 2.0.2
* @filesource
*/
// --------------------------------------------------------------------
/**
* CUBRID Result Class
*
* This class extends the parent result class: CI_DB_result
*
* @category Database
* @author Esen Sagynov
* @link http://codeigniter.com/user_guide/database/
*/
class CI_DB_cubrid_result extends CI_DB_result {
/**
* Number of rows in the result set
*
* @access public
* @return integer
*/
function num_rows()
{
return @cubrid_num_rows($this->result_id);
}
// --------------------------------------------------------------------
/**
* Number of fields in the result set
*
* @access public
* @return integer
*/
function num_fields()
{
return @cubrid_num_fields($this->result_id);
}
// --------------------------------------------------------------------
/**
* Fetch Field Names
*
* Generates an array of column names
*
* @access public
* @return array
*/
function list_fields()
{
return cubrid_column_names($this->result_id);
}
// --------------------------------------------------------------------
/**
* Field data
*
* Generates an array of objects containing field meta-data
*
* @access public
* @return array
*/
function field_data()
{
$retval = array();
$tablePrimaryKeys = array();
while ($field = cubrid_fetch_field($this->result_id))
{
$F = new stdClass();
$F->name = $field->name;
$F->type = $field->type;
$F->default = $field->def;
$F->max_length = $field->max_length;
// At this moment primary_key property is not returned when
// cubrid_fetch_field is called. The following code will
// provide a patch for it. primary_key property will be added
// in the next release.
// TODO: later version of CUBRID will provide primary_key
// property.
// When PK is defined in CUBRID, an index is automatically
// created in the db_index system table in the form of
// pk_tblname_fieldname. So the following will count how many
// columns are there which satisfy this format.
// The query will search for exact single columns, thus
// compound PK is not supported.
$res = cubrid_query($this->conn_id,
"SELECT COUNT(*) FROM db_index WHERE class_name = '" . $field->table .
"' AND is_primary_key = 'YES' AND index_name = 'pk_" .
$field->table . "_" . $field->name . "'"
);
if ($res)
{
$row = cubrid_fetch_array($res, CUBRID_NUM);
$F->primary_key = ($row[0] > 0 ? 1 : null);
}
else
{
$F->primary_key = null;
}
if (is_resource($res))
{
cubrid_close_request($res);
$this->result_id = FALSE;
}
$retval[] = $F;
}
return $retval;
}
// --------------------------------------------------------------------
/**
* Free the result
*
* @return null
*/
function free_result()
{
if(is_resource($this->result_id) ||
get_resource_type($this->result_id) == "Unknown" &&
preg_match('/Resource id #/', strval($this->result_id)))
{
cubrid_close_request($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 cubrid_data_seek($this->result_id, $n);
}
// --------------------------------------------------------------------
/**
* Result - associative array
*
* Returns the result set as an array
*
* @access private
* @return array
*/
function _fetch_assoc()
{
return cubrid_fetch_assoc($this->result_id);
}
// --------------------------------------------------------------------
/**
* Result - object
*
* Returns the result set as an object
*
* @access private
* @return object
*/
function _fetch_object()
{
return cubrid_fetch_object($this->result_id);
}
}
/* End of file cubrid_result.php */
/* Location: ./system/database/drivers/cubrid/cubrid_result.php */