diff options
Diffstat (limited to 'system/database/drivers/odbc/odbc_result.php')
| -rw-r--r-- | system/database/drivers/odbc/odbc_result.php | 242 |
1 files changed, 141 insertions, 101 deletions
diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 0963e9796..845aa9c79 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -1,40 +1,82 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP * - * @package CodeIgniter - * @author ExpressionEngine Dev Team - * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html - * @link http://codeigniter.com - * @since Version 1.0 + * This content is released under the MIT License (MIT) + * + * Copyright (c) 2014 - 2017, 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. (https://ellislab.com/) + * @copyright Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) + * @license http://opensource.org/licenses/MIT MIT License + * @link https://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 ExpressionEngine Dev Team - * @link http://codeigniter.com/user_guide/database/ + * @author EllisLab Dev Team + * @link https://codeigniter.com/user_guide/database/ */ class CI_DB_odbc_result extends CI_DB_result { /** * Number of rows in the result set * - * @access public - * @return integer + * @return int */ - function num_rows() + public function num_rows() { - return @odbc_num_rows($this->result_id); + if (is_int($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()); } // -------------------------------------------------------------------- @@ -42,12 +84,11 @@ class CI_DB_odbc_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { - return @odbc_num_fields($this->result_id); + return odbc_num_fields($this->result_id); } // -------------------------------------------------------------------- @@ -57,15 +98,19 @@ class CI_DB_odbc_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ - function list_fields() + public function list_fields() { $field_names = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + $num_fields = $this->num_fields(); + + if ($num_fields > 0) { - $field_names[] = odbc_field_name($this->result_id, $i); + for ($i = 1; $i <= $num_fields; $i++) + { + $field_names[] = odbc_field_name($this->result_id, $i); + } } return $field_names; @@ -78,22 +123,19 @@ class CI_DB_odbc_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ - function field_data() + public function field_data() { $retval = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + for ($i = 0, $odbc_index = 1, $c = $this->num_fields(); $i < $c; $i++, $odbc_index++) { - $F = new stdClass(); - $F->name = odbc_field_name($this->result_id, $i); - $F->type = odbc_field_type($this->result_id, $i); - $F->max_length = odbc_field_len($this->result_id, $i); - $F->primary_key = 0; - $F->default = ''; - - $retval[] = $F; + $retval[$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 $retval; @@ -104,9 +146,9 @@ class CI_DB_odbc_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { if (is_resource($this->result_id)) { @@ -118,111 +160,109 @@ class CI_DB_odbc_result extends CI_DB_result { // -------------------------------------------------------------------- /** - * Data Seek + * Result - associative array * - * Moves the internal pointer to the desired offset. We call - * this internally before fetching results to make sure the - * result set starts at zero + * Returns the result set as an array * - * @access private * @return array */ - function _data_seek($n = 0) + protected function _fetch_assoc() { - return FALSE; + return odbc_fetch_array($this->result_id); } // -------------------------------------------------------------------- /** - * Result - associative array + * Result - object * - * Returns the result set as an array + * Returns the result set as an object * - * @access private - * @return array + * @param string $class_name + * @return object */ - function _fetch_assoc() + protected function _fetch_object($class_name = 'stdClass') { - if (function_exists('odbc_fetch_object')) + $row = odbc_fetch_object($this->result_id); + + if ($class_name === 'stdClass' OR ! $row) { - return odbc_fetch_array($this->result_id); + return $row; } - else + + $class_name = new $class_name(); + foreach ($row as $key => $value) { - return $this->_odbc_fetch_array($this->result_id); + $class_name->$key = $value; } + + return $class_name; } - // -------------------------------------------------------------------- +} +// -------------------------------------------------------------------- + +if ( ! function_exists('odbc_fetch_array')) +{ /** - * Result - object + * ODBC Fetch array * - * Returns the result set as an object + * Emulates the native odbc_fetch_array() function when + * it is not available (odbc_fetch_array() requires unixODBC) * - * @access private - * @return object + * @param resource &$result + * @param int $rownumber + * @return array */ - function _fetch_object() + function odbc_fetch_array(&$result, $rownumber = 1) { - if (function_exists('odbc_fetch_object')) + $rs = array(); + if ( ! odbc_fetch_into($result, $rs, $rownumber)) { - return odbc_fetch_object($this->result_id); + return FALSE; } - else + + $rs_assoc = array(); + foreach ($rs as $k => $v) { - return $this->_odbc_fetch_object($this->result_id); + $field_name = odbc_field_name($result, $k+1); + $rs_assoc[$field_name] = $v; } + + return $rs_assoc; } +} +// -------------------------------------------------------------------- +if ( ! function_exists('odbc_fetch_object')) +{ /** - * Result - object + * ODBC Fetch object * - * subsititutes the odbc_fetch_object function when - * not available (odbc_fetch_object requires unixODBC) + * Emulates the native odbc_fetch_object() function when + * it is not available. * - * @access private + * @param resource &$result + * @param int $rownumber * @return object */ - function _odbc_fetch_object(& $odbc_result) { + function odbc_fetch_object(&$result, $rownumber = 1) + { $rs = array(); - $rs_obj = FALSE; - if (odbc_fetch_into($odbc_result, $rs)) { - foreach ($rs as $k=>$v) { - $field_name= odbc_field_name($odbc_result, $k+1); - $rs_obj->$field_name = $v; - } + if ( ! odbc_fetch_into($result, $rs, $rownumber)) + { + return FALSE; } - return $rs_obj; - } - - /** - * Result - array - * - * subsititutes the odbc_fetch_array function when - * not available (odbc_fetch_array requires unixODBC) - * - * @access private - * @return array - */ - function _odbc_fetch_array(& $odbc_result) { - $rs = array(); - $rs_assoc = FALSE; - if (odbc_fetch_into($odbc_result, $rs)) { - $rs_assoc=array(); - foreach ($rs as $k=>$v) { - $field_name= odbc_field_name($odbc_result, $k+1); - $rs_assoc[$field_name] = $v; - } + $rs_object = new stdClass(); + foreach ($rs as $k => $v) + { + $field_name = odbc_field_name($result, $k+1); + $rs_object->$field_name = $v; } - return $rs_assoc; - } + return $rs_object; + } } - - -/* End of file odbc_result.php */ -/* Location: ./system/database/drivers/odbc/odbc_result.php */
\ No newline at end of file |