Viewing file:  Object.php (7.19 KB) -rw-rw-rw-
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* Contains the MDB_QueryTool_Result_Row and MDB_QueryTool_Result_Object classes
*
* PHP versions 4 and 5
*
* LICENSE: Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE FREEBSD PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* @category Database
* @package MDB_QueryTool
* @author Roman Dostovalov, Com-tec-so S.A.<roman.dostovalov@ctco.lv>
* @copyright 2004-2006 Roman Dostovalov
* @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
* @version CVS: $Id: Object.php,v 1.9 2006/12/18 23:05:21 hugoki Exp $
* @link http://pear.php.net/package/MDB_QueryTool
*/
/**
* Include parent class
*/
require_once 'MDB/QueryTool/Result.php';
/**
* MDB_QueryTool_Result_Row class
*
* @category Database
* @package MDB_QueryTool
* @author Roman Dostovalov, Com-tec-so S.A.<roman.dostovalov@ctco.lv>
* @copyright 2004-2006 Roman Dostovalov
* @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
* @link http://pear.php.net/package/MDB_QueryTool
*/
class MDB_QueryTool_Result_Row
{
//There is a problem when the table has a column named as these vars
var $_qt_instance;
var $_keyarray = array();
// {{{ constructor
/**
* create object properties from the array
* @param array
* @param MDB_QueryTool instance
*/
function MDB_QueryTool_Result_Row($arr, &$qt)
{
foreach ($arr as $key => $value) {
//Ignore keys beginning with '_'
if (substr($key,0,1) != '_') {
$this->$key = $value;
$this->_keyarray[] = $key;
}
}
$this->_qt_instance = $qt;
}
// }}}
// {{{ save
/**
* save data, calls either update or add
* @return mixed the data returned by either add or update-method
*/
function save()
{
$newData = array();
foreach ($this->_keyarray as $key) {
if ( ($this->$key != '') || ($key != $this->_qt_instance->primaryCol) ) {
$newData[$key] = $this->$key;
}
}
$id = $this->_qt_instance->save($newData);
//Check if it has been a new entity
$primaryCol = $this->_qt_instance->primaryCol;
if ($this->$primaryCol == '') {
$this->$primaryCol = $id;
}
return $id;
}
// }}}
// {{{ remove
/**
* Removes the entity
* @return boolean the data returned by remove-method
*/
function remove()
{
$newData = array();
foreach ($this->_keyarray as $key) {
if ( ($this->$key != '') || ($key != $this->_qt_instance->primaryCol) ) {
$newData[$key] = $this->$key;
}
}
return $this->_qt_instance->remove($newData);
}
// }}}
}
// -----------------------------------------------------------------------------
/**
* MDB_QueryTool_Result_Object class
*
* @category Database
* @package MDB_QueryTool
* @author Roman Dostovalov, Com-tec-so S.A.<roman.dostovalov@ctco.lv>
* @copyright 2004-2006 Roman Dostovalov
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @link http://pear.php.net/package/MDB_QueryTool
*/
class MDB_QueryTool_Result_Object extends MDB_QueryTool_Result
{
var $_qt_instance;
// {{{ constructor
/**
* Constructor
* @param MDB[2]_Result
* @param MDB_QueryTool instance
*/
function MDB_QueryTool_Result_Object($result, $qt)
{
$this->_qt_instance = $qt;
$this->MDB_QueryTool_Result($result);
}
// }}}
// {{{ fetchRow
/**
* This function emulates PEAR::MDB fetchRow() method
* With this function MDB_QueryTool can transparently replace PEAR::MDB
*
* @todo implement fetchmode support?
* @access public
* @return void
*/
function fetchRow()
{
$arr = parent::getNext();
if (is_scalar($arr)) {
return $arr;
}
if (!PEAR::isError($arr)) {
//$row = new MDB_QueryTool_Result_Row($arr, $this->_qt_instance);
$row = $this->_getEntity($arr);
return $row;
}
return false;
}
// }}}
// {{{ getNext
/**
* Alias for fetchRow()
*
* @return void
* @access public
*/
function getNext()
{
return $this->fetchRow();
}
// }}}
// {{{ getFirst()
/**
* get the first result set
*
* @return mixed
* @access public
*/
function getFirst()
{
$arr = parent::getFirst();
if (is_scalar($arr)) {
return $arr;
}
if (!PEAR::isError($arr)) {
//$row = new MDB_QueryTool_Result_Row($arr, $this->_qt_instance);
$row = $this->_getEntity($arr);
return $row;
}
return false;
}
// }}}
// {{{ hasMore()
/**
* check if there are other rows
*
* @return boolean
* @access public
*/
function hasMore()
{
return parent::hasMore();
}
// }}}
// {{{ _getEntity()
/**
* Returns an entity as object
* @param array $arr Data of the entity
* @return object
* @access private
*/
function _getEntity($arr)
{
$classname = $this->_qt_instance->_returnclass;
$row = new $classname($arr, $this->_qt_instance);
return $row;
}
// }}}
// {{{ newEntity()
/**
* Returns a new entity as object
* @return object
* @access private
*/
function newEntity()
{
$classname = $this->_qt_instance->_returnclass;
$data = array();
foreach ($this->_qt_instance->metadata() as $key=>$val) {
$data[$key] = '';
}
$row = new $classname($data, $this->_qt_instance);
return $row;
}
// }}}
}
?>
|