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<?php |
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namespace Qbus\SkipPageIsBeingGenerated\Hooks; |
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use TYPO3\CMS\Core\Cache\Frontend\FrontendInterface; |
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/** |
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* SetPageCacheHook |
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* |
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* @author Benjamin Franzke <[email protected]> |
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* @license http://www.gnu.org/licenses/gpl.html GNU General Public License, version 3 or later |
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*/ |
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class SetPageCacheHook |
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{ |
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/** |
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* @param array $params |
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* @param FrontendInterface $frontend |
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* @return void |
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*/ |
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public function set(&$params, $frontend) |
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{ |
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if ($this->isPageCacheContent($params, $frontend) === false) { |
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return; |
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} |
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if (isset($params['variable']['temp_content']) && $params['variable']['temp_content']) { |
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/* We can't prevent temp_content ('Page is being generated') from going into cache. |
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* But lifetime '-1' will immediately invalidate the temporary cache entry, |
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* which is enough, so that it is never used. */ |
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$params['lifetime'] = -1; |
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if ($frontend->getBackend() instanceof \TYPO3\CMS\Core\Cache\Backend\RedisBackend) { |
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/* The redis backend does not allow lifetime of -1, use 1 as a workaround. |
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* That means the temporary record will be stored to cache, but as we set the |
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* 'variable' to false, it is interpreted as unset in TSFE: |
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* https://github.com/TYPO3/TYPO3.CMS/blob/8.5.1/typo3/sysext/frontend/Classes/Controller/TypoScriptFrontendController.php#L2352 */ |
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$params['lifetime'] = 1; |
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/* We may move `'variable' = false` out this if in a non-bugfix release, |
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* but for now we leave it here to make sure we do not break things. */ |
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$params['variable'] = false; |
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} |
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} |
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} |
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/** |
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* @param array $params |
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* @param FrontendInterface $frontend |
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* @return bool |
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*/ |
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protected function isPageCacheContent($params, $frontend) |
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{ |
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if ($frontend->getIdentifier() !== 'cache_pages') { |
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return false; |
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} |
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// TYPO3 v9 added none-page content to cache_pages, ignore those. |
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$ignoredIdentifiers = [ |
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'redirects', |
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'-titleTag-', |
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'-metatag-', |
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]; |
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foreach ($ignoredIdentifiers as $ignored) { |
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if (strpos($params['entryIdentifier'], $ignored) !== false) { |
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return false; |
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} |
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} |
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return true; |
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} |
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} |
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qbus-agentur /
skip_page_is_being_generated
