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<?php namespace Comodojo\Dispatcher\Cache; |
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use \Comodojo\Dispatcher\Request\Model as Request; |
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use \Comodojo\Dispatcher\Router\Route; |
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use \Comodojo\Dispatcher\Response\Model as Response; |
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/** |
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* @package Comodojo Dispatcher |
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* @author Marco Giovinazzi <[email protected]> |
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* @author Marco Castiello <[email protected]> |
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* @license MIT |
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* |
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* LICENSE: |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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class ServerCache extends AbstractCache { |
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// @NOTE: Server cache will not consider cacheable POST or PUT requests |
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// because of dispatcher internal structure: if post request is cached |
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// subsequent requests will never reach the service. |
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protected static $cachable_methods = ['GET', 'HEAD']; |
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protected static $cachable_statuses = [200, 203, 300, 301, 302, 404, 410]; |
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protected static $cache_namespace = "DISPATCHERSERVICES"; |
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public function read( |
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Request $request, |
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Response $response |
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) { |
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$name = self::getCacheName($request); |
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$cache_object = $this->getCache()->setNamespace(self::$cache_namespace)->get($name); |
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if (is_null($cache_object)) return false; |
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$response->import($cache_object); |
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return true; |
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} |
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public function dump( |
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Request $request, |
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Response $response, |
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Route $route |
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) { |
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$cache = strtoupper($route->getParameter('cache')); |
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$ttl = $route->getParameter('ttl'); |
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$name = self::getCacheName($request); |
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$method = (string)$request->getMethod(); |
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$status = $response->getStatus()->get(); |
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if ( |
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($cache == 'SERVER' || $cache == 'BOTH') && |
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in_array($method, self::$cachable_methods) && |
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in_array($status, self::$cachable_statuses) |
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) { |
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$this->getCache() |
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->setNamespace(self::$cache_namespace) |
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->set($name, $response->export(), $ttl === null ? self::DEFAULTTTL : intval($ttl)); |
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} |
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} |
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private static function getCacheName(Request $request) { |
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return md5((string)$request->getMethod().(string)$request->getUri()); |
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} |
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} |
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comodojo /
dispatcher.framework
