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Auth manager init version

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This commit is contained in:
Alexander Kochetov
2013-05-09 17:21:18 +04:00
parent c5bad9ea1b
commit 9158e110da
6 changed files with 705 additions and 15 deletions
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6
framework/base/Application.php
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@@ -305,12 +305,12 @@ class Application extends Module
}
/**
* @return null|Component
* @todo
* Returns the auth manager for this application.
* @return \yii\web\AuthManager the auth manager for this application.
*/
public function getAuthManager()
{
return $this->getComponent('auth');
return $this->getComponent('authManager');
}
/**

97
framework/web/AuthAssignment.php Normal file
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@@ -0,0 +1,97 @@
<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\web;
use Yii;
use yii\base\Object;
/**
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @author Alexander Kochetov <creocoder@gmail.com>
* @since 2.0
*/
class AuthAssignment extends Object
{
private $_auth;
private $_itemName;
private $_userId;
private $_bizRule;
private $_data;
/**
* Constructor.
* @param IAuthManager $auth the authorization manager
* @param string $itemName authorization item name
* @param mixed $userId user ID (see [[User::id]])
* @param string $bizRule the business rule associated with this assignment
* @param mixed $data additional data for this assignment
*/
public function __construct($auth, $itemName, $userId, $bizRule = null, $data = null)
{
$this->_auth = $auth;
$this->_itemName = $itemName;
$this->_userId = $userId;
$this->_bizRule = $bizRule;
$this->_data = $data;
}
/**
* @return mixed user ID (see [[User::id]])
*/
public function getUserId()
{
return $this->_userId;
}
/**
* @return string the authorization item name
*/
public function getItemName()
{
return $this->_itemName;
}
/**
* @return string the business rule associated with this assignment
*/
public function getBizRule()
{
return $this->_bizRule;
}
/**
* @param string $value the business rule associated with this assignment
*/
public function setBizRule($value)
{
if ($this->_bizRule !== $value) {
$this->_bizRule = $value;
$this->_auth->saveAuthAssignment($this);
}
}
/**
* @return mixed additional data for this assignment
*/
public function getData()
{
return $this->_data;
}
/**
* @param mixed $value additional data for this assignment
*/
public function setData($value)
{
if ($this->_data !== $value) {
$this->_data = $value;
$this->_auth->saveAuthAssignment($this);
}
}
}

261
framework/web/AuthItem.php Normal file
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@@ -0,0 +1,261 @@
<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\web;
use Yii;
use yii\base\Object;
/**
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @author Alexander Kochetov <creocoder@gmail.com>
* @since 2.0
*/
class AuthItem extends Object
{
const TYPE_OPERATION = 0;
const TYPE_TASK = 1;
const TYPE_ROLE = 2;
private $_auth;
private $_type;
private $_name;
private $_description;
private $_bizRule;
private $_data;
/**
* Constructor.
* @param IAuthManager $auth authorization manager
* @param string $name authorization item name
* @param integer $type authorization item type. This can be 0 (operation), 1 (task) or 2 (role).
* @param string $description the description
* @param string $bizRule the business rule associated with this item
* @param mixed $data additional data for this item
*/
public function __construct($auth, $name, $type, $description = '', $bizRule = null, $data = null)
{
$this->_type = (int)$type;
$this->_auth = $auth;
$this->_name = $name;
$this->_description = $description;
$this->_bizRule = $bizRule;
$this->_data = $data;
}
/**
* Checks to see if the specified item is within the hierarchy starting from this item.
* This method is expected to be internally used by the actual implementations
* of the [[IAuthManager::checkAccess()]].
* @param string $itemName the name of the item to be checked
* @param array $params the parameters to be passed to business rule evaluation
* @return boolean whether the specified item is within the hierarchy starting from this item.
*/
public function checkAccess($itemName, $params = array())
{
Yii::trace('Checking permission: ' . $this->_name, __METHOD__);
if ($this->_auth->executeBizRule($this->_bizRule, $params, $this->_data)) {
if ($this->_name == $itemName) {
return true;
}
foreach ($this->_auth->getItemChildren($this->_name) as $item) {
if ($item->checkAccess($itemName, $params)) {
return true;
}
}
}
return false;
}
/**
* @return IAuthManager the authorization manager
*/
public function getAuthManager()
{
return $this->_auth;
}
/**
* @return integer the authorization item type. This could be 0 (operation), 1 (task) or 2 (role).
*/
public function getType()
{
return $this->_type;
}
/**
* @return string the item name
*/
public function getName()
{
return $this->_name;
}
/**
* @param string $value the item name
*/
public function setName($value)
{
if ($this->_name !== $value) {
$oldName = $this->_name;
$this->_name = $value;
$this->_auth->saveAuthItem($this, $oldName);
}
}
/**
* @return string the item description
*/
public function getDescription()
{
return $this->_description;
}
/**
* @param string $value the item description
*/
public function setDescription($value)
{
if ($this->_description !== $value) {
$this->_description = $value;
$this->_auth->saveAuthItem($this);
}
}
/**
* @return string the business rule associated with this item
*/
public function getBizRule()
{
return $this->_bizRule;
}
/**
* @param string $value the business rule associated with this item
*/
public function setBizRule($value)
{
if ($this->_bizRule !== $value) {
$this->_bizRule = $value;
$this->_auth->saveAuthItem($this);
}
}
/**
* @return mixed the additional data associated with this item
*/
public function getData()
{
return $this->_data;
}
/**
* @param mixed $value the additional data associated with this item
*/
public function setData($value)
{
if ($this->_data !== $value) {
$this->_data = $value;
$this->_auth->saveAuthItem($this);
}
}
/**
* Adds a child item.
* @param string $name the name of the child item
* @return boolean whether the item is added successfully
* @throws \yii\base\Exception if either parent or child doesn't exist or if a loop has been detected.
* @see IAuthManager::addItemChild
*/
public function addChild($name)
{
return $this->_auth->addItemChild($this->_name, $name);
}
/**
* Removes a child item.
* Note, the child item is not deleted. Only the parent-child relationship is removed.
* @param string $name the child item name
* @return boolean whether the removal is successful
* @see IAuthManager::removeItemChild
*/
public function removeChild($name)
{
return $this->_auth->removeItemChild($this->_name, $name);
}
/**
* Returns a value indicating whether a child exists
* @param string $name the child item name
* @return boolean whether the child exists
* @see IAuthManager::hasItemChild
*/
public function hasChild($name)
{
return $this->_auth->hasItemChild($this->_name, $name);
}
/**
* Returns the children of this item.
* @return array all child items of this item.
* @see IAuthManager::getItemChildren
*/
public function getChildren()
{
return $this->_auth->getItemChildren($this->_name);
}
/**
* Assigns this item to a user.
* @param mixed $userId the user ID (see [[User::id]])
* @param string $bizRule the business rule to be executed when [[checkAccess()]] is called
* for this particular authorization item.
* @param mixed $data additional data associated with this assignment
* @return AuthAssignment the authorization assignment information.
* @throws \yii\base\Exception if the item has already been assigned to the user
* @see IAuthManager::assign
*/
public function assign($userId, $bizRule = null, $data = null)
{
return $this->_auth->assign($this->_name, $userId, $bizRule, $data);
}
/**
* Revokes an authorization assignment from a user.
* @param mixed $userId the user ID (see [[User::id]])
* @return boolean whether removal is successful
* @see IAuthManager::revoke
*/
public function revoke($userId)
{
return $this->_auth->revoke($this->_name, $userId);
}
/**
* Returns a value indicating whether this item has been assigned to the user.
* @param mixed $userId the user ID (see [[User::id]])
* @return boolean whether the item has been assigned to the user.
* @see IAuthManager::isAssigned
*/
public function isAssigned($userId)
{
return $this->_auth->isAssigned($this->_name, $userId);
}
/**
* Returns the item assignment information.
* @param mixed $userId the user ID (see [[User::id]])
* @return AuthAssignment the item assignment information. Null is returned if
* this item is not assigned to the user.
* @see IAuthManager::getAuthAssignment
*/
public function getAssignment($userId)
{
return $this->_auth->getAuthAssignment($this->_name, $userId);
}
}

143
framework/web/AuthManager.php Normal file
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@@ -0,0 +1,143 @@
<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\web;
use Yii;
use yii\base\Component;
use yii\base\Exception;
/**
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @author Alexander Kochetov <creocoder@gmail.com>
* @since 2.0
*/
abstract class AuthManager extends Component implements IAuthManager
{
/**
* @var boolean Enable error reporting for bizRules.
*/
public $showErrors = false;
/**
* @var array list of role names that are assigned to all users implicitly.
* These roles do not need to be explicitly assigned to any user.
* When calling [[checkAccess()]], these roles will be checked first.
* For performance reason, you should minimize the number of such roles.
* A typical usage of such roles is to define an 'authenticated' role and associate
* it with a biz rule which checks if the current user is authenticated.
* And then declare 'authenticated' in this property so that it can be applied to
* every authenticated user.
*/
public $defaultRoles = array();
/**
* Creates a role.
* This is a shortcut method to [[IAuthManager::createAuthItem()]].
* @param string $name the item name
* @param string $description the item description.
* @param string $bizRule the business rule associated with this item
* @param mixed $data additional data to be passed when evaluating the business rule
* @return AuthItem the authorization item
*/
public function createRole($name, $description = '', $bizRule = null, $data = null)
{
return $this->createAuthItem($name, AuthItem::TYPE_ROLE, $description, $bizRule, $data);
}
/**
* Creates a task.
* This is a shortcut method to [[IAuthManager::createAuthItem()]].
* @param string $name the item name
* @param string $description the item description.
* @param string $bizRule the business rule associated with this item
* @param mixed $data additional data to be passed when evaluating the business rule
* @return AuthItem the authorization item
*/
public function createTask($name, $description = '', $bizRule = null, $data = null)
{
return $this->createAuthItem($name, AuthItem::TYPE_TASK, $description, $bizRule, $data);
}
/**
* Creates an operation.
* This is a shortcut method to [[IAuthManager::createAuthItem()]].
* @param string $name the item name
* @param string $description the item description.
* @param string $bizRule the business rule associated with this item
* @param mixed $data additional data to be passed when evaluating the business rule
* @return AuthItem the authorization item
*/
public function createOperation($name, $description = '', $bizRule = null, $data = null)
{
return $this->createAuthItem($name, AuthItem::TYPE_OPERATION, $description, $bizRule, $data);
}
/**
* Returns roles.
* This is a shortcut method to [[IAuthManager::getAuthItems()]].
* @param mixed $userId the user ID. If not null, only the roles directly assigned to the user
* will be returned. Otherwise, all roles will be returned.
* @return array roles (name=>AuthItem)
*/
public function getRoles($userId = null)
{
return $this->getAuthItems(AuthItem::TYPE_ROLE, $userId);
}
/**
* Returns tasks.
* This is a shortcut method to [[IAuthManager::getAuthItems()]].
* @param mixed $userId the user ID. If not null, only the tasks directly assigned to the user
* will be returned. Otherwise, all tasks will be returned.
* @return array tasks (name=>AuthItem)
*/
public function getTasks($userId = null)
{
return $this->getAuthItems(AuthItem::TYPE_TASK, $userId);
}
/**
* Returns operations.
* This is a shortcut method to [[IAuthManager::getAuthItems()]].
* @param mixed $userId the user ID. If not null, only the operations directly assigned to the user
* will be returned. Otherwise, all operations will be returned.
* @return array operations (name=>AuthItem)
*/
public function getOperations($userId = null)
{
return $this->getAuthItems(AuthItem::TYPE_OPERATION, $userId);
}
/**
* Executes the specified business rule.
* @param string $bizRule the business rule to be executed.
* @param array $params parameters passed to [[IAuthManager::checkAccess()]].
* @param mixed $data additional data associated with the authorization item or assignment.
* @return boolean whether the business rule returns true.
* If the business rule is empty, it will still return true.
*/
public function executeBizRule($bizRule, $params, $data)
{
return $bizRule === '' || $bizRule === null || ($this->showErrors ? eval($bizRule) != 0 : @eval($bizRule) != 0);
}
/**
* Checks the item types to make sure a child can be added to a parent.
* @param integer $parentType parent item type
* @param integer $childType child item type
* @throws Exception if the item cannot be added as a child due to its incompatible type.
*/
protected function checkItemChildType($parentType, $childType)
{
static $types = array('operation', 'task', 'role');
if ($parentType < $childType) {
throw new Exception("Cannot add an item of type '$types[$childType]' to an item of type '$types[$parentType]'.");
}
}
}

173
framework/web/IAuthManager.php Normal file
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@@ -0,0 +1,173 @@
<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\web;
/**
* IAuthManager interface is implemented by an auth manager application component.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @author Alexander Kochetov <creocoder@gmail.com>
* @since 2.0
*/
interface IAuthManager
{
/**
* Performs access check for the specified user.
* @param mixed $userId the user ID. This should be either an integer or a string representing
* the unique identifier of a user. See [[User::id]].
* @param string $itemName the name of the operation that we are checking access to
* @param array $params name-value pairs that would be passed to biz rules associated
* with the tasks and roles assigned to the user.
* @return boolean whether the operations can be performed by the user.
*/
public function checkAccess($userId, $itemName, $params = array());
/**
* Creates an authorization item.
* An authorization item represents an action permission (e.g. creating a post).
* It has three types: operation, task and role.
* Authorization items form a hierarchy. Higher level items inheirt permissions representing
* by lower level items.
* @param string $name the item name. This must be a unique identifier.
* @param integer $type the item type (0: operation, 1: task, 2: role).
* @param string $description description of the item
* @param string $bizRule business rule associated with the item. This is a piece of
* PHP code that will be executed when [[checkAccess()]] is called for the item.
* @param mixed $data additional data associated with the item.
* @throws \yii\base\Exception if an item with the same name already exists
* @return AuthItem the authorization item
*/
public function createAuthItem($name, $type, $description = '', $bizRule = null, $data = null);
/**
* Removes the specified authorization item.
* @param string $name the name of the item to be removed
* @return boolean whether the item exists in the storage and has been removed
*/
public function removeAuthItem($name);
/**
* Returns the authorization items of the specific type and user.
* @param mixed $userId the user ID. Defaults to null, meaning returning all items even if
* they are not assigned to a user.
* @param integer $type the item type (0: operation, 1: task, 2: role). Defaults to null,
* meaning returning all items regardless of their type.
* @return array the authorization items of the specific type.
*/
public function getAuthItems($userId = null, $type = null);
/**
* Returns the authorization item with the specified name.
* @param string $name the name of the item
* @return AuthItem the authorization item. Null if the item cannot be found.
*/
public function getAuthItem($name);
/**
* Saves an authorization item to persistent storage.
* @param AuthItem $item the item to be saved.
* @param string $oldName the old item name. If null, it means the item name is not changed.
*/
public function saveAuthItem($item, $oldName = null);
/**
* Adds an item as a child of another item.
* @param string $itemName the parent item name
* @param string $childName the child item name
* @throws \yii\base\Exception if either parent or child doesn't exist or if a loop has been detected.
*/
public function addItemChild($itemName, $childName);
/**
* Removes a child from its parent.
* Note, the child item is not deleted. Only the parent-child relationship is removed.
* @param string $itemName the parent item name
* @param string $childName the child item name
* @return boolean whether the removal is successful
*/
public function removeItemChild($itemName, $childName);
/**
* Returns a value indicating whether a child exists within a parent.
* @param string $itemName the parent item name
* @param string $childName the child item name
* @return boolean whether the child exists
*/
public function hasItemChild($itemName, $childName);
/**
* Returns the children of the specified item.
* @param mixed $itemName the parent item name. This can be either a string or an array.
* The latter represents a list of item names.
* @return array all child items of the parent
*/
public function getItemChildren($itemName);
/**
* Assigns an authorization item to a user.
* @param mixed $userId the user ID (see [[User::id]])
* @param string $itemName the item name
* @param string $bizRule the business rule to be executed when [[checkAccess()]] is called
* for this particular authorization item.
* @param mixed $data additional data associated with this assignment
* @return AuthAssignment the authorization assignment information.
* @throws \yii\base\Exception if the item does not exist or if the item has already been assigned to the user
*/
public function assign($userId, $itemName, $bizRule = null, $data = null);
/**
* Revokes an authorization assignment from a user.
* @param mixed $userId the user ID (see [[User::id]])
* @param string $itemName the item name
* @return boolean whether removal is successful
*/
public function revoke($userId, $itemName);
/**
* Returns a value indicating whether the item has been assigned to the user.
* @param mixed $userId the user ID (see [[User::id]])
* @param string $itemName the item name
* @return boolean whether the item has been assigned to the user.
*/
public function isAssigned($userId, $itemName);
/**
* Returns the item assignment information.
* @param mixed $userId the user ID (see [[User::id]])
* @param string $itemName the item name
* @return AuthAssignment the item assignment information. Null is returned if
* the item is not assigned to the user.
*/
public function getAuthAssignment($userId, $itemName);
/**
* Returns the item assignments for the specified user.
* @param mixed $userId the user ID (see [[User::id]])
* @return array the item assignment information for the user. An empty array will be
* returned if there is no item assigned to the user.
*/
public function getAuthAssignments($userId);
/**
* Saves the changes to an authorization assignment.
* @param AuthAssignment $assignment the assignment that has been changed.
*/
public function saveAuthAssignment($assignment);
/**
* Removes all authorization data.
*/
public function clearAll();
/**
* Removes all authorization assignments.
*/
public function clearAuthAssignments();
/**
* Saves authorization data into persistent storage.
* If any change is made to the authorization data, please make
* sure you call this method to save the changed data into persistent storage.
*/
public function save();
/**
* Executes a business rule.
* A business rule is a piece of PHP code that will be executed when [[checkAccess()]] is called.
* @param string $bizRule the business rule to be executed.
* @param array $params additional parameters to be passed to the business rule when being executed.
* @param mixed $data additional data that is associated with the corresponding authorization item or assignment
* @return boolean whether the execution returns a true value.
* If the business rule is empty, it will also return true.
*/
public function executeBizRule($bizRule, $params, $data);
}

40
framework/web/User.php
View File

@@ -40,11 +40,11 @@ class User extends Component
*/
public $enableAutoLogin = false;
/**
* @var string|array the URL for login when [[loginRequired()]] is called.
* @var string|array the URL for login when [[loginRequired()]] is called.
* If an array is given, [[UrlManager::createUrl()]] will be called to create the corresponding URL.
* The first element of the array should be the route to the login action, and the rest of
* The first element of the array should be the route to the login action, and the rest of
* the name-value pairs are GET parameters used to construct the login URL. For example,
*
*
* ~~~
* array('site/login', 'ref' => 1)
* ~~~
@@ -86,6 +86,8 @@ class User extends Component
*/
public $returnUrlVar = '__returnUrl';
private $_access = array();
/**
* Initializes the application component.
@@ -449,19 +451,33 @@ class User extends Component
}
/**
* Checks whether the user has access to the specified operation.
* @param $operator
* @param array $params
* @return bool
* @todo
* Performs access check for this user.
* @param string $operation the name of the operation that need access check.
* @param array $params name-value pairs that would be passed to business rules associated
* with the tasks and roles assigned to the user. A param with name 'userId' is added to
* this array, which holds the value of [[id]] when [[DbAuthManager]] or
* [[PhpAuthManager]] is used.
* @param boolean $allowCaching whether to allow caching the result of access check.
* When this parameter is true (default), if the access check of an operation was performed
* before, its result will be directly returned when calling this method to check the same
* operation. If this parameter is false, this method will always call
* [[AuthManager::checkAccess()]] to obtain the up-to-date access result. Note that this
* caching is effective only within the same request and only works when `$params = array()`.
* @return boolean whether the operations can be performed by this user.
*/
public function checkAccess($operation, $params = array())
public function checkAccess($operation, $params = array(), $allowCaching = true)
{
$auth = Yii::$app->getAuthManager();
if ($auth !== null) {
return $auth->checkAccess($this->getId(), $operation, $params);
} else {
if ($auth === null) {
return false;
}
if ($allowCaching && empty($params) && isset($this->_access[$operation])) {
return $this->_access[$operation];
}
$access = $auth->checkAccess($this->getId(), $operation, $params);
if ($allowCaching && empty($params)) {
$this->_access[$operation] = $access;
}
return $access;
}
}