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<?php |
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namespace Redaxscript\Modules\PageCache; |
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use Redaxscript\Filesystem; |
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use Redaxscript\Module; |
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use function chmod; |
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use function is_dir; |
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use function mkdir; |
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use function preg_replace; |
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/** |
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* high performance caching for pages |
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* |
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* @since 3.0.0 |
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* |
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* @package Redaxscript |
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* @category Modules |
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* @author Henry Ruhs |
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*/ |
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class PageCache extends Module\Notification |
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{ |
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/** |
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* array of the module |
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* |
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* @var array |
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*/ |
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protected static $_moduleArray = |
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[ |
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'name' => 'Page Cache', |
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'alias' => 'PageCache', |
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'author' => 'Redaxmedia', |
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'description' => 'High performance caching for pages', |
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'version' => '4.0.0' |
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]; |
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/** |
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* array of the option |
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* |
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* @var array |
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*/ |
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protected $_optionArray = |
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[ |
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'directory' => |
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[ |
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'scripts' => 'cache/scripts', |
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'styles' => 'cache/styles', |
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'pages' => 'cache/pages' |
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], |
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'extension' => 'phtml', |
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'lifetime' => 300, |
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'tokenPlaceholder' => '%TOKEN%' |
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]; |
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/** |
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* adminNotification |
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* |
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* @since 3.0.0 |
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* |
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* @return array|null |
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*/ |
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public function adminNotification() : ?array |
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{ |
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if (!mkdir($pagesDirectory = $this->_optionArray['directory']['pages']) && !is_dir($pagesDirectory)) |
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{ |
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$this->setNotification('error', $this->_language->get('directory_not_found') . $this->_language->get('colon') . ' ' . $this->_optionArray['directory']['pages'] . $this->_language->get('point')); |
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} |
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else if (!chmod($this->_optionArray['directory']['pages'], 0777)) |
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{ |
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$this->setNotification('error', $this->_language->get('directory_permission_grant') . $this->_language->get('colon') . ' ' . $this->_optionArray['directory']['pages'] . $this->_language->get('point')); |
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} |
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return $this->getNotification(); |
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} |
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/** |
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* templateReplace |
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* |
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* @since 4.0.0 |
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* |
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* @return string|null |
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*/ |
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public function templateReplace() : ?string |
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{ |
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$fileSystem = new Filesystem\Filesystem(); |
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$stylesFileSystem = $fileSystem->copy()->init($this->_optionArray['directory']['styles']); |
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$scriptsFileSystem = $fileSystem->copy()->init($this->_optionArray['directory']['scripts']); |
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/* prevent as needed */ |
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if ($stylesFileSystem->countIterator() === 0 || $scriptsFileSystem->countIterator() === 0 || $this->_request->getPost() || $this->_registry->get('noPageCache')) |
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{ |
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return null; |
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} |
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/* cache as needed */ |
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$cacheFilesystem = new Filesystem\Cache(); |
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$cacheFilesystem->init($this->_optionArray['directory']['pages'], $this->_optionArray['extension']); |
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$bundle = $this->_registry->get('root') . $this->_registry->get('fullRoute') . '/' . $this->_registry->get('template') . '/' . $this->_registry->get('language'); |
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$token = $this->_registry->get('token'); |
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/* load from cache */ |
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if ($cacheFilesystem->validate($bundle, $this->_optionArray['lifetime'])) |
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{ |
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$raw = $cacheFilesystem->retrieve($bundle); |
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$content = preg_replace('/' . $this->_optionArray['tokenPlaceholder'] . '/', $token, $raw); |
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return $content; |
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} |
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/* store to cache */ |
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$rawFilesystem = new Filesystem\File(); |
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$rawFilesystem->init('templates' . DIRECTORY_SEPARATOR . $this->_registry->get('template')); |
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$raw = $rawFilesystem->renderFile('index.phtml'); |
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$content = preg_replace('/' . $token . '/', $this->_optionArray['tokenPlaceholder'], $raw); |
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$cacheFilesystem->store($bundle, $content); |
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return $raw; |
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} |
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} |
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redaxscript /
redaxscript
