<?php /** * CodeIgniter * * An open source application development framework for PHP 5.2.4 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 - 2013, 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 */ defined('BASEPATH') OR exit('No direct script access allowed'); /** * Postgres 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/ * @since 1.3 */ class CI_DB_postgre_result extends CI_DB_result { /** * Number of rows in the result set * * @return int */ public function num_rows() { return is_int($this->num_rows) ? $this->num_rows : $this->num_rows = @pg_num_rows($this->result_id); } // -------------------------------------------------------------------- /** * Number of fields in the result set * * @return int */ public function num_fields() { return @pg_num_fields($this->result_id); } // -------------------------------------------------------------------- /** * Fetch Field Names * * Generates an array of column names * * @return array */ public function list_fields() { $field_names = array(); for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { $field_names[] = pg_field_name($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, $c = $this->num_fields(); $i < $c; $i++) { $retval[$i] = new stdClass(); $retval[$i]->name = pg_field_name($this->result_id, $i); $retval[$i]->type = pg_field_type($this->result_id, $i); $retval[$i]->max_length = pg_field_size($this->result_id, $i); } return $retval; } // -------------------------------------------------------------------- /** * Free the result * * @return void */ public function free_result() { if (is_resource($this->result_id)) { pg_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. * * @param int $n * @return bool */ public function data_seek($n = 0) { return pg_result_seek($this->result_id, $n); } // -------------------------------------------------------------------- /** * Result - associative array * * Returns the result set as an array * * @return array */ protected function _fetch_assoc() { return pg_fetch_assoc($this->result_id); } // -------------------------------------------------------------------- /** * Result - object * * Returns the result set as an object * * @param string $class_name * @return object */ protected function _fetch_object($class_name = 'stdClass') { return pg_fetch_object($this->result_id, NULL, $class_name); } } /* End of file postgre_result.php */ /* Location: ./system/database/drivers/postgre/postgre_result.php */