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<?php |
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/** |
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* This file is part of the RHDC Akamai middleware package. |
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* |
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* (c) Shawn Iwinski <[email protected]> |
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* |
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* For the full copyright and license information, please view |
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* the LICENSE file that was distributed with this source code. |
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*/ |
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namespace Rhdc\Akamai\Middleware\Request; |
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use Psr\Http\Message\RequestInterface; |
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class DebugMiddleware implements MiddlewareInterface |
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{ |
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/** |
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* Akamai debug pragma header values |
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* |
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* @var string[] |
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*/ |
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protected static $pragmaHeaders = array( |
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'akamai-x-cache-on', |
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'akamai-x-cache-remote-on', |
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'akamai-x-check-cacheable', |
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'akamai-x-feo-trace', |
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'akamai-x-get-cache-key', |
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'akamai-x-get-client-ip', |
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'akamai-x-get-extracted-values', |
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'akamai-x-get-nonces', |
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'akamai-x-get-request-id', |
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'akamai-x-get-ssl-client-session-id', |
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'akamai-x-get-true-cache-key', |
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'akamai-x-serial-no', |
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); |
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/** |
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* Returns array of Akamai debug pragma header values |
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* |
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* @return string[] |
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*/ |
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public static function pragmaHeaders() |
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{ |
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return static::$pragmaHeaders; |
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} |
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/** |
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* Returns a new modified request instance with Akamai debug pragma headers |
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* |
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* - If the original request does not already have a pragma header, it will |
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* be added with the Akamai debug values |
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* - If the original request already has a pragma header, the Akamai debug |
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* values will be combined with the existing value(s) |
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* |
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* @param RequestInterface $request Original request |
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* |
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* @return RequestInterface New modified request instance with Akamai debug pragma headers |
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*/ |
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public function __invoke(RequestInterface $request) |
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{ |
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return $request->withAddedHeader('Pragma', static::$pragmaHeaders); |
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} |
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} |
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rhdc /
php-akamai-middleware
