mirror of
				https://github.com/yiisoft/yii2.git
				synced 2025-10-31 02:28:35 +08:00 
			
		
		
		
	
		
			
				
	
	
		
			293 lines
		
	
	
		
			9.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			293 lines
		
	
	
		
			9.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
 | |
|  * @link https://www.yiiframework.com/
 | |
|  * @copyright Copyright (c) 2008 Yii Software LLC
 | |
|  * @license https://www.yiiframework.com/license/
 | |
|  */
 | |
| 
 | |
| namespace yii\rbac;
 | |
| 
 | |
| use yii\base\Component;
 | |
| use yii\base\InvalidArgumentException;
 | |
| use yii\base\InvalidConfigException;
 | |
| use yii\base\InvalidValueException;
 | |
| 
 | |
| /**
 | |
|  * BaseManager is a base class implementing [[ManagerInterface]] for RBAC management.
 | |
|  *
 | |
|  * For more details and usage information on DbManager, see the [guide article on security authorization](guide:security-authorization).
 | |
|  *
 | |
|  * @property-read Role[] $defaultRoleInstances Default roles. The array is indexed by the role names.
 | |
|  * @property string[] $defaultRoles Default roles. Note that the type of this property differs in getter and
 | |
|  * setter. See [[getDefaultRoles()]] and [[setDefaultRoles()]] for details.
 | |
|  *
 | |
|  * @author Qiang Xue <qiang.xue@gmail.com>
 | |
|  * @since 2.0
 | |
|  */
 | |
| abstract class BaseManager extends Component implements ManagerInterface
 | |
| {
 | |
|     /**
 | |
|      * @var array a list of role names that are assigned to every user automatically without calling [[assign()]].
 | |
|      * Note that these roles are applied to users, regardless of their state of authentication.
 | |
|      */
 | |
|     protected $defaultRoles = [];
 | |
| 
 | |
| 
 | |
|     /**
 | |
|      * Returns the named auth item.
 | |
|      * @param string $name the auth item name.
 | |
|      * @return Item|null the auth item corresponding to the specified name. Null is returned if no such item.
 | |
|      */
 | |
|     abstract protected function getItem($name);
 | |
| 
 | |
|     /**
 | |
|      * Returns the items of the specified type.
 | |
|      * @param int $type the auth item type (either [[Item::TYPE_ROLE]] or [[Item::TYPE_PERMISSION]]
 | |
|      * @return Item[] the auth items of the specified type.
 | |
|      */
 | |
|     abstract protected function getItems($type);
 | |
| 
 | |
|     /**
 | |
|      * Adds an auth item to the RBAC system.
 | |
|      * @param Item $item the item to add
 | |
|      * @return bool whether the auth item is successfully added to the system
 | |
|      * @throws \Exception if data validation or saving fails (such as the name of the role or permission is not unique)
 | |
|      */
 | |
|     abstract protected function addItem($item);
 | |
| 
 | |
|     /**
 | |
|      * Adds a rule to the RBAC system.
 | |
|      * @param Rule $rule the rule to add
 | |
|      * @return bool whether the rule is successfully added to the system
 | |
|      * @throws \Exception if data validation or saving fails (such as the name of the rule is not unique)
 | |
|      */
 | |
|     abstract protected function addRule($rule);
 | |
| 
 | |
|     /**
 | |
|      * Removes an auth item from the RBAC system.
 | |
|      * @param Item $item the item to remove
 | |
|      * @return bool whether the role or permission is successfully removed
 | |
|      * @throws \Exception if data validation or saving fails (such as the name of the role or permission is not unique)
 | |
|      */
 | |
|     abstract protected function removeItem($item);
 | |
| 
 | |
|     /**
 | |
|      * Removes a rule from the RBAC system.
 | |
|      * @param Rule $rule the rule to remove
 | |
|      * @return bool whether the rule is successfully removed
 | |
|      * @throws \Exception if data validation or saving fails (such as the name of the rule is not unique)
 | |
|      */
 | |
|     abstract protected function removeRule($rule);
 | |
| 
 | |
|     /**
 | |
|      * Updates an auth item in the RBAC system.
 | |
|      * @param string $name the name of the item being updated
 | |
|      * @param Item $item the updated item
 | |
|      * @return bool whether the auth item is successfully updated
 | |
|      * @throws \Exception if data validation or saving fails (such as the name of the role or permission is not unique)
 | |
|      */
 | |
|     abstract protected function updateItem($name, $item);
 | |
| 
 | |
|     /**
 | |
|      * Updates a rule to the RBAC system.
 | |
|      * @param string $name the name of the rule being updated
 | |
|      * @param Rule $rule the updated rule
 | |
|      * @return bool whether the rule is successfully updated
 | |
|      * @throws \Exception if data validation or saving fails (such as the name of the rule is not unique)
 | |
|      */
 | |
|     abstract protected function updateRule($name, $rule);
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function createRole($name)
 | |
|     {
 | |
|         $role = new Role();
 | |
|         $role->name = $name;
 | |
|         return $role;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function createPermission($name)
 | |
|     {
 | |
|         $permission = new Permission();
 | |
|         $permission->name = $name;
 | |
|         return $permission;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function add($object)
 | |
|     {
 | |
|         if ($object instanceof Item) {
 | |
|             if ($object->ruleName && $this->getRule($object->ruleName) === null) {
 | |
|                 $rule = \Yii::createObject($object->ruleName);
 | |
|                 $rule->name = $object->ruleName;
 | |
|                 $this->addRule($rule);
 | |
|             }
 | |
| 
 | |
|             return $this->addItem($object);
 | |
|         } elseif ($object instanceof Rule) {
 | |
|             return $this->addRule($object);
 | |
|         }
 | |
| 
 | |
|         throw new InvalidArgumentException('Adding unsupported object type.');
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function remove($object)
 | |
|     {
 | |
|         if ($object instanceof Item) {
 | |
|             return $this->removeItem($object);
 | |
|         } elseif ($object instanceof Rule) {
 | |
|             return $this->removeRule($object);
 | |
|         }
 | |
| 
 | |
|         throw new InvalidArgumentException('Removing unsupported object type.');
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function update($name, $object)
 | |
|     {
 | |
|         if ($object instanceof Item) {
 | |
|             if ($object->ruleName && $this->getRule($object->ruleName) === null) {
 | |
|                 $rule = \Yii::createObject($object->ruleName);
 | |
|                 $rule->name = $object->ruleName;
 | |
|                 $this->addRule($rule);
 | |
|             }
 | |
| 
 | |
|             return $this->updateItem($name, $object);
 | |
|         } elseif ($object instanceof Rule) {
 | |
|             return $this->updateRule($name, $object);
 | |
|         }
 | |
| 
 | |
|         throw new InvalidArgumentException('Updating unsupported object type.');
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function getRole($name)
 | |
|     {
 | |
|         $item = $this->getItem($name);
 | |
|         return $item instanceof Item && $item->type == Item::TYPE_ROLE ? $item : null;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function getPermission($name)
 | |
|     {
 | |
|         $item = $this->getItem($name);
 | |
|         return $item instanceof Item && $item->type == Item::TYPE_PERMISSION ? $item : null;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function getRoles()
 | |
|     {
 | |
|         return $this->getItems(Item::TYPE_ROLE);
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Set default roles
 | |
|      * @param string[]|\Closure $roles either array of roles or a callable returning it
 | |
|      * @throws InvalidArgumentException when $roles is neither array nor Closure
 | |
|      * @throws InvalidValueException when Closure return is not an array
 | |
|      * @since 2.0.14
 | |
|      */
 | |
|     public function setDefaultRoles($roles)
 | |
|     {
 | |
|         if (is_array($roles)) {
 | |
|             $this->defaultRoles = $roles;
 | |
|         } elseif ($roles instanceof \Closure) {
 | |
|             $roles = call_user_func($roles);
 | |
|             if (!is_array($roles)) {
 | |
|                 throw new InvalidValueException('Default roles closure must return an array');
 | |
|             }
 | |
|             $this->defaultRoles = $roles;
 | |
|         } else {
 | |
|             throw new InvalidArgumentException('Default roles must be either an array or a callable');
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get default roles
 | |
|      * @return string[] default roles
 | |
|      * @since 2.0.14
 | |
|      */
 | |
|     public function getDefaultRoles()
 | |
|     {
 | |
|         return $this->defaultRoles;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Returns defaultRoles as array of Role objects.
 | |
|      * @since 2.0.12
 | |
|      * @return Role[] default roles. The array is indexed by the role names
 | |
|      */
 | |
|     public function getDefaultRoleInstances()
 | |
|     {
 | |
|         $result = [];
 | |
|         foreach ($this->defaultRoles as $roleName) {
 | |
|             $result[$roleName] = $this->createRole($roleName);
 | |
|         }
 | |
| 
 | |
|         return $result;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * {@inheritdoc}
 | |
|      */
 | |
|     public function getPermissions()
 | |
|     {
 | |
|         return $this->getItems(Item::TYPE_PERMISSION);
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Executes the rule associated with the specified auth item.
 | |
|      *
 | |
|      * If the item does not specify a rule, this method will return true. Otherwise, it will
 | |
|      * return the value of [[Rule::execute()]].
 | |
|      *
 | |
|      * @param string|int $user the user ID. This should be either an integer or a string representing
 | |
|      * the unique identifier of a user. See [[\yii\web\User::id]].
 | |
|      * @param Item $item the auth item that needs to execute its rule
 | |
|      * @param array $params parameters passed to [[CheckAccessInterface::checkAccess()]] and will be passed to the rule
 | |
|      * @return bool the return value of [[Rule::execute()]]. If the auth item does not specify a rule, true will be returned.
 | |
|      * @throws InvalidConfigException if the auth item has an invalid rule.
 | |
|      */
 | |
|     protected function executeRule($user, $item, $params)
 | |
|     {
 | |
|         if ($item->ruleName === null) {
 | |
|             return true;
 | |
|         }
 | |
|         $rule = $this->getRule($item->ruleName);
 | |
|         if ($rule instanceof Rule) {
 | |
|             return $rule->execute($user, $item, $params);
 | |
|         }
 | |
| 
 | |
|         throw new InvalidConfigException("Rule not found: {$item->ruleName}");
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Checks whether array of $assignments is empty and [[defaultRoles]] property is empty as well.
 | |
|      *
 | |
|      * @param Assignment[] $assignments array of user's assignments
 | |
|      * @return bool whether array of $assignments is empty and [[defaultRoles]] property is empty as well
 | |
|      * @since 2.0.11
 | |
|      */
 | |
|     protected function hasNoAssignments(array $assignments)
 | |
|     {
 | |
|         return empty($assignments) && empty($this->defaultRoles);
 | |
|     }
 | |
| }
 | 
