Файл: CodeIgniter-3.0.3/system/database/drivers/odbc/odbc_result.php
Строк: 200
<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014 - 2015, British Columbia Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/)
* @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/)
* @license http://opensource.org/licenses/MIT MIT License
* @link http://codeigniter.com
* @since Version 1.3.0
* @filesource
*/
defined('BASEPATH') OR exit('No direct script access allowed');
/**
* ODBC Result Class
*
* This class extends the parent result class: CI_DB_result
*
* @package CodeIgniter
* @subpackage Drivers
* @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 (is_int($this->num_rows))
{
return $this->num_rows;
}
elseif (($this->num_rows = odbc_num_rows($this->result_id)) !== -1)
{
return $this->num_rows;
}
// Work-around for ODBC subdrivers that don't support num_rows()
if (count($this->result_array) > 0)
{
return $this->num_rows = count($this->result_array);
}
elseif (count($this->result_object) > 0)
{
return $this->num_rows = count($this->result_object);
}
return $this->num_rows = count($this->result_array());
}
// --------------------------------------------------------------------
/**
* 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);
$this->result_id = FALSE;
}
}
// --------------------------------------------------------------------
/**
* Result - associative array
*
* Returns the result set as an array
*
* @return array
*/
protected function _fetch_assoc()
{
return odbc_fetch_array($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')
{
$row = odbc_fetch_object($this->result_id);
if ($class_name === 'stdClass' OR ! $row)
{
return $row;
}
$class_name = new $class_name();
foreach ($row as $key => $value)
{
$class_name->$key = $value;
}
return $class_name;
}
}
// --------------------------------------------------------------------
if ( ! function_exists('odbc_fetch_array'))
{
/**
* ODBC Fetch array
*
* Emulates the native odbc_fetch_array() function when
* it is not available (odbc_fetch_array() requires unixODBC)
*
* @param resource &$result
* @param int $rownumber
* @return array
*/
function odbc_fetch_array(&$result, $rownumber = 1)
{
$rs = array();
if ( ! odbc_fetch_into($result, $rs, $rownumber))
{
return FALSE;
}
$rs_assoc = array();
foreach ($rs as $k => $v)
{
$field_name = odbc_field_name($result, $k+1);
$rs_assoc[$field_name] = $v;
}
return $rs_assoc;
}
}
// --------------------------------------------------------------------
if ( ! function_exists('odbc_fetch_object'))
{
/**
* ODBC Fetch object
*
* Emulates the native odbc_fetch_object() function when
* it is not available.
*
* @param resource &$result
* @param int $rownumber
* @return object
*/
function odbc_fetch_object(&$result, $rownumber = 1)
{
$rs = array();
if ( ! odbc_fetch_into($result, $rs, $rownumber))
{
return FALSE;
}
$rs_object = new stdClass();
foreach ($rs as $k => $v)
{
$field_name = odbc_field_name($result, $k+1);
$rs_object->$field_name = $v;
}
return $rs_object;
}
}