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<?php |
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/** |
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* Phossa Project |
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* |
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* PHP version 5.4 |
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* |
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* @category Library |
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* @package Phossa2\Middleware |
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* @copyright Copyright (c) 2016 phossa.com |
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* @license http://mit-license.org/ MIT License |
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* @link http://www.phossa.com/ |
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*/ |
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/*# declare(strict_types=1); */ |
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namespace Phossa2\Middleware\Middleware; |
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use Psr\Http\Message\RequestInterface; |
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use Phossa2\Shared\Base\ObjectAbstract; |
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use Psr\Http\Message\ResponseInterface; |
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use Phossa2\Middleware\Interfaces\DelegateInterface; |
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use Phossa2\Middleware\Interfaces\MiddlewareInterface; |
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/** |
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* MiddlewareAbstract |
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* |
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* @package Phossa2\Middleware |
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* @author Hong Zhang <[email protected]> |
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* @see ObjectAbstract |
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* @see MiddlewareInterface |
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* @version 2.0.0 |
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* @since 2.0.0 added |
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*/ |
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abstract class MiddlewareAbstract extends ObjectAbstract implements MiddlewareInterface |
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{ |
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/** |
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* Make process logic clear ! |
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* |
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* {@inheritDoc} |
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*/ |
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public function process( |
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RequestInterface $request, |
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ResponseInterface $response, |
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DelegateInterface $next = null |
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) { |
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// before |
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$response = $this->before($request, $response); |
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// next middleware |
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if ($next) { |
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$response = $next->next($request, $response); |
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} |
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// after |
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return $this->after($request, $response); |
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} |
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/** |
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* Doing stuff before calling next middleware |
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* |
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* @param RequestInterface $request |
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* @param ResponseInterface $response |
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* @access protected |
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*/ |
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protected function before( |
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RequestInterface $request, |
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ResponseInterface $response |
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)/* : ResponseInterface */ { |
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return $response; |
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} |
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/** |
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* Doing stuff after next middleware called |
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* |
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* @param RequestInterface $request |
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* @param ResponseInterface $response |
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* @access protected |
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*/ |
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protected function after( |
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RequestInterface $request, |
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ResponseInterface $response |
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)/* : ResponseInterface */ { |
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return $response; |
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} |
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} |
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.