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<?php |
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namespace Aoe\Restler\System\TYPO3; |
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/*************************************************************** |
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* Copyright notice |
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* |
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* (c) 2016 AOE GmbH <[email protected]> |
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* |
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* All rights reserved |
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* |
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* This script is part of the TYPO3 project. The TYPO3 project is |
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* free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* The GNU General Public License can be found at |
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* http://www.gnu.org/copyleft/gpl.html. |
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* |
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* This script is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* This copyright notice MUST APPEAR in all copies of the script! |
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***************************************************************/ |
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use TYPO3\CMS\Core\Cache\CacheManager; |
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use TYPO3\CMS\Core\Cache\Frontend\FrontendInterface; |
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use TYPO3\CMS\Core\SingletonInterface; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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use TYPO3\CMS\Extbase\Object\ObjectManager; |
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/** |
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* @package Restler |
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*/ |
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class Cache implements SingletonInterface |
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{ |
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/** |
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* This is the phpdoc-tag, which defines, that the response of API-method is cacheable via TYPO3-caching-framework |
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* |
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* Syntax: |
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* The PHPdoc-comment must look like this: |
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* @restler_typo3cache_expires [expires-in-seconds] |
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* |
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* Examples: |
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* When API-method should be cacheable in TYPO3 for 10 minutes, than the PHPdoc-comment must look like this: |
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* @restler_typo3cache_expires 600 |
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* When API-method should be cacheable in TYPO3 for endless time, than the PHPdoc-comment must look like this: |
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* @restler_typo3cache_expires 0 |
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* |
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* @var string |
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*/ |
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const API_METHOD_TYPO3CACHE_EXPIRES = 'restler_typo3cache_expires'; |
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/** |
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* This is the phpdoc-tag, which defines, that the cached response of API-method should be tagged with given tags |
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* |
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* Syntax: |
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* The PHPdoc-comment must look like this: |
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* @restler_typo3cache_tags [comma-separated-list-of-tags] |
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* |
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* Example: |
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* When response of API-method should be tagged with 'tag_a' and 'tag_b', than the PHPdoc-comment must look like this: |
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* @restler_typo3cache_tags tag_a,tag_b |
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* |
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* @var string |
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*/ |
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const API_METHOD_TYPO3CACHE_TAGS = 'restler_typo3cache_tags'; |
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/** |
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* @var FrontendInterface |
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*/ |
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private $cache; |
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/** |
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* @param CacheManager $cacheManager |
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*/ |
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public function __construct(CacheManager $cacheManager = null) |
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{ |
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$cacheManager = $cacheManager ?? GeneralUtility::makeInstance(ObjectManager::class)->get(CacheManager::class); |
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$this->cache = $cacheManager->getCache('cache_restler'); |
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} |
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/** |
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* @param string $requestMethod |
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* @param array $apiMethodInfoMetadata |
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* @return boolean |
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*/ |
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public function isResponseCacheableByTypo3Cache($requestMethod, array $apiMethodInfoMetadata) |
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{ |
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if ($requestMethod === 'GET' && |
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array_key_exists(self::API_METHOD_TYPO3CACHE_EXPIRES, $apiMethodInfoMetadata) && |
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array_key_exists(self::API_METHOD_TYPO3CACHE_TAGS, $apiMethodInfoMetadata)) { |
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return true; |
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} |
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return false; |
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} |
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/** |
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* cache response |
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* |
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* @param int $responseCode |
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* @param string $requestUri |
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* @param array $requestGetData |
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* @param array $apiMethodInfoMetadata |
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* @param string $responseData |
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* @param $responseFormatClass |
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* @param array $responseHeaders |
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*/ |
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public function cacheResponseByTypo3Cache( |
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$responseCode, |
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$requestUri, |
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array $requestGetData, |
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array $apiMethodInfoMetadata, |
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$responseData, |
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$responseFormatClass, |
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array $responseHeaders |
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) { |
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$identifier = $this->buildIdentifier($requestUri, $requestGetData); |
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$frontendCacheExpires = (integer) $apiMethodInfoMetadata['expires']; |
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$typo3CacheExpires = (integer) $apiMethodInfoMetadata[self::API_METHOD_TYPO3CACHE_EXPIRES]; |
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$typo3CacheTags = explode(',', $apiMethodInfoMetadata[self::API_METHOD_TYPO3CACHE_TAGS]); |
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$cacheData = array(); |
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$cacheData['responseCode'] = $responseCode; |
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$cacheData['requestUri'] = $requestUri; |
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$cacheData['requestGetData'] = $requestGetData; |
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$cacheData['responseData'] = $responseData; |
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$cacheData['responseFormatClass'] = $responseFormatClass; |
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$cacheData['responseHeaders'] = $responseHeaders; |
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$cacheData['frontendCacheExpires'] = $frontendCacheExpires; |
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$this->cache->set($identifier, $cacheData, $typo3CacheTags, $typo3CacheExpires); |
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} |
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/** |
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* @param string $requestUri |
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* @param array $getData |
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* @return array |
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*/ |
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public function getCacheEntry($requestUri, array $getData) |
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{ |
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$identifier = $this->buildIdentifier($requestUri, $getData); |
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return $this->cache->get($identifier); |
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} |
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/** |
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* @param string $requestUri |
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* @param array $getData |
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* @return boolean |
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*/ |
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public function hasCacheEntry($requestUri, array $getData) |
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{ |
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$identifier = $this->buildIdentifier($requestUri, $getData); |
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return $this->cache->has($identifier); |
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} |
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/** |
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* @param string $tag |
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*/ |
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public function flushByTag($tag) |
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{ |
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$this->cache->flushByTag($tag); |
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} |
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/** |
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* @param string $requestUri |
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* @param array $getData |
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* @return string |
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*/ |
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private function buildIdentifier($requestUri, array $getData) |
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{ |
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return md5($requestUri . serialize($getData)); |
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} |
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} |
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AOEpeople /
TYPO3_Restler
