<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP 5.1.6 or newer
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*
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* @package CodeIgniter
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* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
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* @license http://codeigniter.com/user_guide/license.html
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* @author EllisLab Dev Team
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* @link http://codeigniter.com
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* @since Version 2.1.2
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* @filesource
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*/
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// ------------------------------------------------------------------------
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/**
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* PDO Result Class
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*
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* This class extends the parent result class: CI_DB_result
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*
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* @category Database
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* @author EllisLab Dev Team
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* @link http://codeigniter.com/user_guide/database/
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*/
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class CI_DB_pdo_result extends CI_DB_result {
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public $num_rows;
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/**
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* Number of rows in the result set
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*
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* @return int
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*/
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public function num_rows()
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{
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if (is_int($this->num_rows))
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{
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return $this->num_rows;
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}
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elseif (($this->num_rows = $this->result_id->rowCount()) > 0)
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{
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return $this->num_rows;
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}
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$this->num_rows = count($this->result_id->fetchAll());
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$this->result_id->execute();
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return $this->num_rows;
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}
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// --------------------------------------------------------------------
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/**
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* Number of fields in the result set
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*
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* @access public
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* @return integer
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*/
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function num_fields()
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{
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return $this->result_id->columnCount();
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}
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// --------------------------------------------------------------------
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/**
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* Fetch Field Names
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*
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* Generates an array of column names
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*
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* @access public
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* @return array
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*/
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function list_fields()
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{
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if ($this->db->db_debug)
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{
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return $this->db->display_error('db_unsuported_feature');
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}
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return FALSE;
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}
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// --------------------------------------------------------------------
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/**
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* Field data
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*
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* Generates an array of objects containing field meta-data
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*
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* @access public
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* @return array
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*/
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function field_data()
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{
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$data = array();
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try
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{
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for($i = 0; $i < $this->num_fields(); $i++)
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{
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$data[] = $this->result_id->getColumnMeta($i);
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}
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return $data;
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}
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catch (Exception $e)
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{
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if ($this->db->db_debug)
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{
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return $this->db->display_error('db_unsuported_feature');
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}
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return FALSE;
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}
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}
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// --------------------------------------------------------------------
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/**
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* Free the result
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*
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* @return null
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*/
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function free_result()
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{
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if (is_object($this->result_id))
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{
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$this->result_id = FALSE;
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}
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}
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// --------------------------------------------------------------------
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/**
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* Data Seek
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*
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* Moves the internal pointer to the desired offset. We call
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* this internally before fetching results to make sure the
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* result set starts at zero
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*
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* @access private
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* @return array
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*/
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function _data_seek($n = 0)
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{
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return FALSE;
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}
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// --------------------------------------------------------------------
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/**
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* Result - associative array
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*
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* Returns the result set as an array
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*
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* @access private
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* @return array
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*/
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function _fetch_assoc()
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{
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return $this->result_id->fetch(PDO::FETCH_ASSOC);
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}
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// --------------------------------------------------------------------
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/**
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* Result - object
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*
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* Returns the result set as an object
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*
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* @access private
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* @return object
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*/
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function _fetch_object()
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{
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return $this->result_id->fetchObject();
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}
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}
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/* End of file pdo_result.php */
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/* Location: ./system/database/drivers/pdo/pdo_result.php */
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