195 lines
4.4 KiB
PHP
195 lines
4.4 KiB
PHP
<?php
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/**
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* FuzeWorks.
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*
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* The FuzeWorks MVC PHP FrameWork
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*
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* Copyright (C) 2015 TechFuze
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @author TechFuze
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* @copyright Copyright (c) 2013 - 2016, Techfuze. (http://techfuze.net)
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* @copyright Copyright (c) 1996 - 2015, Free Software Foundation, Inc. (http://www.fsf.org/)
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* @license http://opensource.org/licenses/GPL-3.0 GPLv3 License
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*
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* @link http://techfuze.net/fuzeworks
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* @since Version 0.0.1
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*
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* @version Version 1.0.0
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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: FW_DB_result
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*
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* Converted from CodeIgniter.
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*
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* @package FuzeWorks
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* @subpackage Drivers
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* @category Database
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* @author EllisLab Dev Team
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* @link https://codeigniter.com/user_guide/database/
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* @license http://opensource.org/licenses/MIT MIT License
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*/
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class FW_DB_pdo_result extends FW_DB_result {
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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 $this->num_rows;
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}
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elseif (count($this->result_array) > 0)
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{
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return $this->num_rows = count($this->result_array);
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}
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elseif (count($this->result_object) > 0)
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{
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return $this->num_rows = count($this->result_object);
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}
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elseif (($num_rows = $this->result_id->rowCount()) > 0)
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{
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return $this->num_rows = $num_rows;
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}
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return $this->num_rows = count($this->result_array());
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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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* @return int
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*/
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public function num_fields()
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{
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return $this->result_id->columnCount();
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}
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// --------------------------------------------------------------------
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/**
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* Fetch Field Names
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*
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* Generates an array of column names
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*
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* @return bool
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*/
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public function list_fields()
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{
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$field_names = array();
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for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
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{
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// Might trigger an E_WARNING due to not all subdrivers
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// supporting getColumnMeta()
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$field_names[$i] = @$this->result_id->getColumnMeta($i);
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$field_names[$i] = $field_names[$i]['name'];
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}
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return $field_names;
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}
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// --------------------------------------------------------------------
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/**
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* Field data
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*
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* Generates an array of objects containing field meta-data
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*
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* @return array
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*/
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public function field_data()
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{
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try
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{
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$retval = array();
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for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
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{
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$field = $this->result_id->getColumnMeta($i);
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$retval[$i] = new stdClass();
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$retval[$i]->name = $field['name'];
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$retval[$i]->type = $field['native_type'];
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$retval[$i]->max_length = ($field['len'] > 0) ? $field['len'] : NULL;
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$retval[$i]->primary_key = (int) ( ! empty($field['flags']) && in_array('primary_key', $field['flags'], TRUE));
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}
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return $retval;
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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 $this->db->display_error('db_unsupported_feature');
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}
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return FALSE;
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}
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}
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// --------------------------------------------------------------------
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/**
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* Free the result
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*
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* @return void
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*/
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public function free_result()
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{
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if (is_object($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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* 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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* @return array
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*/
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protected 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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* @param string $class_name
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* @return object
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*/
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protected function _fetch_object($class_name = 'stdClass')
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{
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return $this->result_id->fetchObject($class_name);
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}
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}
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