cakephp2-php8/cake/libs/model/behaviors/acl.php
2007-02-15 06:09:20 +00:00

127 lines
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3.5 KiB
PHP

<?php
/* SVN FILE: $Id$ */
/**
* ACL behavior class.
*
* Enables objects to easily tie into an ACL system
*
* PHP versions 4 and 5
*
* CakePHP : Rapid Development Framework <http://www.cakephp.org/>
* Copyright (c) 2006, Cake Software Foundation, Inc.
* 1785 E. Sahara Avenue, Suite 490-204
* Las Vegas, Nevada 89104
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @filesource
* @copyright Copyright (c) 2006, Cake Software Foundation, Inc.
* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP Project
* @package cake
* @subpackage cake.cake.libs.model
* @since CakePHP v 1.2.0.4487
* @version $Revision$
* @modifiedby $LastChangedBy$
* @lastmodified $Date$
* @license http://www.opensource.org/licenses/mit-license.php The MIT License
*/
if (!defined('ACL_DATABASE')) {
define('ACL_DATABASE', 'default');
}
/**
* Short description for file
*
* Long description for file
*
* @package cake
* @subpackage cake.cake.libs.model.behaviors
*/
class AclBehavior extends ModelBehavior {
/**
* Maps ACL type options to ACL models
*
* @var array
* @access protected
*/
var $__typeMaps = array('requester' => 'Aro', 'controlled' => 'Aco');
/**
* Sets up the configuation for the model, and loads ACL models if they haven't been already
*
* @param mixed $config
* @return void
*/
function setup(&$model, $config = array()) {
if (is_string($config)) {
$config = array('type' => $config);
}
$this->settings[$model->name] = am(array('type' => 'requester'), $config);
$type = $this->__typeMaps[$this->settings[$model->name]['type']];
if (!ClassRegistry::isKeySet($type)) {
uses('controller' . DS . 'components' . DS . 'dbacl' . DS . 'models' . DS . 'aclnode');
uses('controller' . DS . 'components' . DS . 'dbacl' . DS . 'models' . DS . 'aco');
uses('controller' . DS . 'components' . DS . 'dbacl' . DS . 'models' . DS . 'aro');
uses('controller' . DS . 'components' . DS . 'dbacl' . DS . 'models' . DS . 'permission');
$object =& new $type();
} else {
$object =& ClassRegistry::getObject($type);
}
$model->{$type} =& $object;
if (!method_exists($model, 'parentNode')) {
trigger_error("Callback parentNode() not defined in {$model->name}", E_USER_WARNING);
}
}
/**
* Retrieves the Aro/Aco node for this model
*
* @param mixed $ref
* @return array
*/
function node(&$model, $ref = null) {
$type = $this->__typeMaps[low($this->settings[$model->name]['type'])];
if (empty($ref)) {
$ref = array('model' => $model->name, 'foreign_key' => $model->id);
}
return $model->{$type}->node($ref);
}
/**
* Creates a new ARO/ACO node bound to this record
*
* @param boolean $created True if this is a new record
* @return void
*/
function afterSave(&$model, $created) {
if ($created) {
$type = $this->__typeMaps[low($this->settings[$model->name]['type'])];
$parent = $model->parentNode();
if (!empty($parent)) {
$parent = $this->node($model, $parent);
} else {
$parent = null;
}
$model->{$type}->create();
$model->{$type}->save(array(
'parent_id' => Set::extract($parent, "0.{$type}.id"),
'model' => $model->name,
'foreign_key' => $model->id
));
}
}
/**
* Destroys the ARO/ACO node bound to the deleted record
*
* @return void
*/
function afterDelete(&$model) {
$type = $this->__typeMaps[low($this->settings[$model->name]['type'])];
$node = Set::extract($this->node($model), "0.{$type}.id");
if (!empty($node)) {
$model->{$type}->delete($node);
}
}
}
?>