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<?php |
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/** |
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* AppserverIo\Routlt\Description\ParamsInterceptor |
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* |
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* NOTICE OF LICENSE |
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* |
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* This source file is subject to the Open Software License (OSL 3.0) |
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* that is available through the world-wide-web at this URL: |
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* http://opensource.org/licenses/osl-3.0.php |
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* |
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* PHP version 5 |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2015 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link http://github.com/appserver-io/routlt |
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* @link http://www.appserver.io |
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*/ |
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namespace AppserverIo\Routlt\Interceptors; |
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use AppserverIo\Routlt\ActionInterface; |
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use AppserverIo\Psr\MetaobjectProtocol\Aop\MethodInvocationInterface; |
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/** |
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* Abstract interceptor implementation providing basic interceptor methods. |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2015 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link http://github.com/appserver-io/routlt |
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* @link http://www.appserver.io |
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*/ |
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abstract class AbstractInterceptor implements InterceptorInterface |
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{ |
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/** |
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* The key of the servlet request in the method invocation parameters. |
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* |
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* @var string |
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*/ |
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const SERVLET_REQUEST = 'servletRequest'; |
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/** |
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* The key of the servlet response in the method invocation parameters. |
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* |
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* @var string |
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*/ |
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const SERVLET_RESPONSE = 'servletResponse'; |
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/** |
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* The intercepted action instance. |
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* |
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* @var \AppserverIo\Routlt\ActionInterface |
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*/ |
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protected $action; |
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/** |
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* Sets the actual action instance. |
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* |
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* @param \AppserverIo\Routlt\ActionInterface $action The actual action instance |
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* |
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* @return void |
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*/ |
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public function setAction(ActionInterface $action) |
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{ |
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$this->action = $action; |
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} |
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/** |
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* Returns the actual action instance. |
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* |
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* @return \AppserverIo\Routlt\ActionInterface The actual action instance |
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*/ |
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public function getAction() |
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{ |
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return $this->action; |
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} |
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/** |
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* The parameters of the actual method invocation. |
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* |
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* @var \AppserverIo\Psr\Servlet\ServletRequestInterface |
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*/ |
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protected $parameters = array(); |
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/** |
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* Sets the method invocation parameters. |
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* |
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* @param array $parameters The method invocation parameters |
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* |
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* @return void |
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*/ |
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public function setParameters(array $parameters) |
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{ |
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$this->parameters = $parameters; |
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} |
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/** |
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* Returns the requsted method invocation parameter. |
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* |
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* @param string $name Name of the parameter to return |
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* |
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* @return mixed|null The requested parameter if available |
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*/ |
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public function getParameter($name) |
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{ |
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if (isset($this->parameters[$name])) { |
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return $this->parameters[$name]; |
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} |
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} |
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/** |
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* Returns the instance of the actual servlet request. |
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* |
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* @return \AppserverIo\Psr\Servlet\ServletRequestInterface|null The actual servlet request instance |
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*/ |
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public function getServletRequest() |
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{ |
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return $this->getParameter(AbstractInterceptor::SERVLET_REQUEST); |
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} |
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/** |
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* Returns the instance of the actual servlet response. |
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* |
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* @return \AppserverIo\Psr\Servlet\ServletResponseInterface|null The actual servlet response instance |
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*/ |
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public function getServletResponse() |
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{ |
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return $this->getParameter(AbstractInterceptor::SERVLET_RESPONSE); |
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} |
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/** |
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* Returns the public methods of the actual action instance. |
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* |
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* @return array|null The public methods |
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*/ |
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public function getActionMethods() |
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{ |
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if (($action = $this->getAction()) != null) { |
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return get_class_methods($action); |
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} |
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} |
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/** |
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* Executes the custom interceptor functionality. |
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* |
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* @param \AppserverIo\Psr\MetaobjectProtocol\Aop\MethodInvocationInterface $methodInvocation Initially invoked method |
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* |
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* @return mixed The interceptors return value |
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*/ |
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abstract protected function execute(MethodInvocationInterface $methodInvocation); |
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/** |
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* Method that implements the interceptors functionality. |
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* |
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* @param \AppserverIo\Psr\MetaobjectProtocol\Aop\MethodInvocationInterface $methodInvocation Initially invoked method |
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* |
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* @return string|null The action result |
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*/ |
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public function intercept(MethodInvocationInterface $methodInvocation) |
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{ |
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try { |
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// load the action instance |
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$this->setAction($methodInvocation->getContext()); |
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// load the method invocation parameters |
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$this->setParameters($methodInvocation->getParameters()); |
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// execute the custom interceptor functionality |
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return $this->execute($methodInvocation); |
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} catch (\Exception $e) { |
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// add the catched exception |
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$this->getAction()->addFieldError('unknown', $e->getMessage()); |
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// return the key for a failed action invocation |
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return ActionInterface::FAILURE; |
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} |
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} |
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} |
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Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..