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163
lib/Cake/Controller/Component/Acl/DbAcl.php
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163
lib/Cake/Controller/Component/Acl/DbAcl.php
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<?php
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/**
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package Cake.Controller.Component.Acl
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* @since CakePHP(tm) v 0.10.0.1076
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* @license http://www.opensource.org/licenses/mit-license.php MIT License
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*/
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App::uses('AclInterface', 'Controller/Component/Acl');
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App::uses('Hash', 'Utility');
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App::uses('ClassRegistry', 'Utility');
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/**
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* DbAcl implements an ACL control system in the database. ARO's and ACO's are
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* structured into trees and a linking table is used to define permissions. You
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* can install the schema for DbAcl with the Schema Shell.
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*
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* `$aco` and `$aro` parameters can be slash delimited paths to tree nodes.
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*
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* eg. `controllers/Users/edit`
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*
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* Would point to a tree structure like
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*
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* {{{
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* controllers
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* Users
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* edit
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* }}}
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*
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* @package Cake.Controller.Component.Acl
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*/
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class DbAcl extends Object implements AclInterface {
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/**
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* Constructor
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*
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*/
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public function __construct() {
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parent::__construct();
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$this->Permission = ClassRegistry::init(array('class' => 'Permission', 'alias' => 'Permission'));
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$this->Aro = $this->Permission->Aro;
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$this->Aco = $this->Permission->Aco;
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}
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/**
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* Initializes the containing component and sets the Aro/Aco objects to it.
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*
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* @param AclComponent $component The AclComponent instance.
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* @return void
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*/
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public function initialize(Component $component) {
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$component->Aro = $this->Aro;
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$component->Aco = $this->Aco;
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}
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/**
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* Checks if the given $aro has access to action $action in $aco
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*
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* @param string $aro ARO The requesting object identifier.
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* @param string $aco ACO The controlled object identifier.
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* @param string $action Action (defaults to *)
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* @return bool Success (true if ARO has access to action in ACO, false otherwise)
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* @link http://book.cakephp.org/2.0/en/core-libraries/components/access-control-lists.html#checking-permissions-the-acl-component
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*/
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public function check($aro, $aco, $action = "*") {
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return $this->Permission->check($aro, $aco, $action);
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}
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/**
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* Allow $aro to have access to action $actions in $aco
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*
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* @param string $aro ARO The requesting object identifier.
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* @param string $aco ACO The controlled object identifier.
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* @param string $actions Action (defaults to *)
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* @param int $value Value to indicate access type (1 to give access, -1 to deny, 0 to inherit)
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* @return bool Success
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* @link http://book.cakephp.org/2.0/en/core-libraries/components/access-control-lists.html#assigning-permissions
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*/
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public function allow($aro, $aco, $actions = "*", $value = 1) {
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return $this->Permission->allow($aro, $aco, $actions, $value);
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}
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/**
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* Deny access for $aro to action $action in $aco
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*
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* @param string $aro ARO The requesting object identifier.
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* @param string $aco ACO The controlled object identifier.
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* @param string $action Action (defaults to *)
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* @return bool Success
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* @link http://book.cakephp.org/2.0/en/core-libraries/components/access-control-lists.html#assigning-permissions
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*/
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public function deny($aro, $aco, $action = "*") {
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return $this->allow($aro, $aco, $action, -1);
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}
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/**
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* Let access for $aro to action $action in $aco be inherited
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*
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* @param string $aro ARO The requesting object identifier.
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* @param string $aco ACO The controlled object identifier.
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* @param string $action Action (defaults to *)
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* @return bool Success
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*/
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public function inherit($aro, $aco, $action = "*") {
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return $this->allow($aro, $aco, $action, 0);
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}
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/**
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* Allow $aro to have access to action $actions in $aco
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*
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* @param string $aro ARO The requesting object identifier.
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* @param string $aco ACO The controlled object identifier.
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* @param string $action Action (defaults to *)
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* @return bool Success
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* @see allow()
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*/
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public function grant($aro, $aco, $action = "*") {
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return $this->allow($aro, $aco, $action);
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}
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/**
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* Deny access for $aro to action $action in $aco
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*
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* @param string $aro ARO The requesting object identifier.
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* @param string $aco ACO The controlled object identifier.
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* @param string $action Action (defaults to *)
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* @return bool Success
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* @see deny()
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*/
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public function revoke($aro, $aco, $action = "*") {
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return $this->deny($aro, $aco, $action);
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}
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/**
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* Get an array of access-control links between the given Aro and Aco
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*
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* @param string $aro ARO The requesting object identifier.
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* @param string $aco ACO The controlled object identifier.
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* @return array Indexed array with: 'aro', 'aco' and 'link'
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*/
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public function getAclLink($aro, $aco) {
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return $this->Permission->getAclLink($aro, $aco);
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}
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/**
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* Get the keys used in an ACO
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*
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* @param array $keys Permission model info
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* @return array ACO keys
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*/
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protected function _getAcoKeys($keys) {
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return $this->Permission->getAcoKeys($keys);
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}
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}
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