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<?php |
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/** |
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* Copyright 2016 - 2018, Cake Development Corporation (http://cakedc.com) |
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* |
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* Licensed under The MIT License |
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* Redistributions of files must retain the above copyright notice. |
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* |
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* @copyright Copyright 2016 - 2018, Cake Development Corporation (http://cakedc.com) |
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* @license MIT License (http://www.opensource.org/licenses/mit-license.php) |
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*/ |
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namespace CakeDC\Api\Service\Auth\Authorize; |
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use CakeDC\Api\Service\Action\Action; |
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use CakeDC\Api\Service\Service; |
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use Cake\Core\Configure; |
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use Cake\Http\ServerRequest; |
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/** |
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* Class CrudAuthorize |
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* |
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* Configuration for Crud Auth is defined as next Configure structure: |
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* with Api.Auth.Crud prefix |
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* It could one of next types given in order of priorities: |
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* - service action permission |
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* ['ServiceName' => ['actionName' => permission, ...], ...], |
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* - action level global permission |
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* ['actionName' => permission, ...], |
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* - service level permission - define access to service in common |
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* ['Services' => ['ServiceName' => permission, ...]] |
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* |
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* Additionally one can define default permission as Api.Auth.Crud.default. |
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* |
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* Permission defined as next rule: |
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* permission ::= <allow> | <deny> | <auth> |
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* |
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* @package |
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* @package CakeDC\Api\Service\Auth\Authorize |
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*/ |
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class CrudAuthorize extends BaseAuthorize |
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{ |
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/** |
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* Checks user authorization. |
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* |
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* @param array $user Active user data. |
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* @param \Cake\Http\ServerRequest $request Request instance. |
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* @return bool |
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*/ |
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public function authorize($user, ServerRequest $request) |
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{ |
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return $this->_actionAuth($this->_action); |
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} |
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/** |
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* Authorize. |
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* |
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* @param Action $action An Action instance. |
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* @return bool|null |
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*/ |
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protected function _actionAuth(Action $action) |
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{ |
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$actionName = $action->getName(); |
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$serviceName = $action->getService()->getName(); |
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$service = $action->getService(); |
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$serviceActionAuth = $this->_permission($service, $serviceName . '.' . $actionName); |
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if ($serviceActionAuth !== null) { |
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$result = $serviceActionAuth === 'allow' || $serviceActionAuth == 'auth' && !empty($action->Auth->user()); |
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return $result; |
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} |
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$serviceAuth = $this->_permission($service, 'Service.' . $serviceName); |
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$actionAuth = $this->_permission($service, $actionName); |
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if ($actionAuth !== null) { |
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$allow = $actionAuth === 'allow' && ($serviceAuth === null || is_string($serviceAuth) && $serviceAuth === 'allow'); |
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$authenticated = $actionAuth === 'auth' && ($serviceAuth === null || is_string($serviceAuth) && in_array($serviceAuth, ['auth', 'allow'])) && !empty($action->Auth->user()); |
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return $allow || $authenticated; |
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} |
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return $this->_serviceAuth($action->getService(), $action); |
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} |
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/** |
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* Authorize service. |
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* |
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* @param Service $service A Service instance. |
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* @param Action $action An Action instance. |
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* @return bool|null |
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*/ |
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protected function _serviceAuth(Service $service, Action $action) |
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{ |
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$serviceName = $service->getName(); |
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$serviceAuth = $this->_permission($service, 'Service.' . $serviceName); |
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if ($serviceAuth === null) { |
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$serviceAuth = $this->_permission($service, 'default'); |
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} |
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if ($serviceAuth !== null && is_string($serviceAuth)) { |
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$result = $serviceAuth === 'allow' || $serviceAuth == 'auth' && !empty($action->Auth->user()); |
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return $result; |
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} |
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return null; |
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} |
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/** |
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* Check permission. |
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* |
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* @param Service $service A Service instance. |
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* @param string $key permission key. |
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* @return string |
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*/ |
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protected function _permission(Service $service, $key) |
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{ |
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$prefix = 'Api.Auth.Crud.'; |
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$useVersioning = Configure::read('Api.useVersioning'); |
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$versionPrefix = Configure::read('Api.versionPrefix'); |
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$version = $service->getVersion(); |
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if ($useVersioning) { |
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$permission = Configure::read($prefix . $versionPrefix . $version . '.' . $key); |
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if (!empty($permission)) { |
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return $permission; |
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} |
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} |
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$permission = Configure::read($prefix . $key); |
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if (empty($permission)) { |
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return null; |
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} |
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return $permission; |
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} |
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} |
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CakeDC /
cakephp-api
