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<?php |
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namespace Aoe\Varnish\TYPO3\Hooks; |
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/*************************************************************** |
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* Copyright notice |
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* |
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* (c) 2018 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 Aoe\Varnish\Domain\Model\Tag\PageIdTag; |
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use Aoe\Varnish\System\Varnish; |
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use TYPO3\CMS\Core\Utility\ExtensionManagementUtility; |
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use TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController; |
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class CrawlerHook extends AbstractHook |
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{ |
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/** |
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* (Hook-function called from TypoScriptFrontend, see ext_localconf.php for configuration). |
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* |
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* @param array $parameters Parameters delivered by TypoScriptFrontend |
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* @param TypoScriptFrontendController $parentObject The calling parent object (TypoScriptFrontend) |
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*/ |
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public function clearVarnishCache(array $parameters, TypoScriptFrontendController $parentObject) |
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{ |
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if ($this->isCrawlerExtensionLoaded() && $this->isCrawlerRunning($parentObject)) { |
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$this->clearPageCacheInVarnish($parentObject->id); |
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} |
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} |
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/** |
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* @return boolean |
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*/ |
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protected function isCrawlerExtensionLoaded() |
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{ |
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return ExtensionManagementUtility::isLoaded('crawler'); |
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} |
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/** |
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* @param integer $pageId |
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*/ |
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private function clearPageCacheInVarnish($pageId) |
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{ |
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$pageIdTag = new PageIdTag($pageId); |
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/** @var Varnish $varnish */ |
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$varnish = $this->objectManager->get(Varnish::class); |
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$varnish->banByTag($pageIdTag); |
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} |
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/** |
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* @param TypoScriptFrontendController $tsfe |
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* @return boolean |
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*/ |
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private function isCrawlerRunning(TypoScriptFrontendController $tsfe) { |
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if ($tsfe->applicationData['tx_crawler']['running']) { |
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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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AOEpeople /
TYPO3-varnish
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.