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259 lines
6.4 KiB
259 lines
6.4 KiB
<?php |
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/** |
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* @copyright 2017, Roeland Jago Douma <roeland@famdouma.nl> |
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* |
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* @author Lukas Reschke <lukas@statuscode.ch> |
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* @author Morris Jobke <hey@morrisjobke.de> |
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* @author Roeland Jago Douma <roeland@famdouma.nl> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program 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 Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OC\Template; |
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use OC\SystemConfig; |
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use OCP\ICache; |
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use OCP\Files\IAppData; |
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use OCP\Files\NotFoundException; |
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use OCP\Files\NotPermittedException; |
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use OCP\Files\SimpleFS\ISimpleFolder; |
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use OCP\ICacheFactory; |
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use OCP\ILogger; |
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use OCP\IURLGenerator; |
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class JSCombiner { |
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/** @var IAppData */ |
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protected $appData; |
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/** @var IURLGenerator */ |
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protected $urlGenerator; |
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/** @var ICache */ |
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protected $depsCache; |
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/** @var SystemConfig */ |
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protected $config; |
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/** @var ILogger */ |
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protected $logger; |
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/** @var ICacheFactory */ |
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private $cacheFactory; |
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/** |
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* @param IAppData $appData |
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* @param IURLGenerator $urlGenerator |
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* @param ICacheFactory $cacheFactory |
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* @param SystemConfig $config |
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* @param ILogger $logger |
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*/ |
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public function __construct(IAppData $appData, |
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IURLGenerator $urlGenerator, |
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ICacheFactory $cacheFactory, |
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SystemConfig $config, |
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ILogger $logger) { |
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$this->appData = $appData; |
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$this->urlGenerator = $urlGenerator; |
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$this->cacheFactory = $cacheFactory; |
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$this->depsCache = $this->cacheFactory->createDistributed('JS-' . md5($this->urlGenerator->getBaseUrl())); |
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$this->config = $config; |
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$this->logger = $logger; |
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} |
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/** |
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* @param string $root |
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* @param string $file |
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* @param string $app |
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* @return bool |
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*/ |
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public function process($root, $file, $app) { |
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if ($this->config->getValue('debug') || !$this->config->getValue('installed')) { |
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return false; |
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} |
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$path = explode('/', $root . '/' . $file); |
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$fileName = array_pop($path); |
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$path = implode('/', $path); |
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try { |
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$folder = $this->appData->getFolder($app); |
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} catch(NotFoundException $e) { |
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// creating css appdata folder |
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$folder = $this->appData->newFolder($app); |
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} |
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if($this->isCached($fileName, $folder)) { |
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return true; |
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} |
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return $this->cache($path, $fileName, $folder); |
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} |
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/** |
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* @param string $fileName |
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* @param ISimpleFolder $folder |
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* @return bool |
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*/ |
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protected function isCached($fileName, ISimpleFolder $folder) { |
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$fileName = str_replace('.json', '.js', $fileName); |
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if (!$folder->fileExists($fileName)) { |
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return false; |
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} |
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$fileName = $fileName . '.deps'; |
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try { |
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$deps = $this->depsCache->get($folder->getName() . '-' . $fileName); |
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if ($deps === null || $deps === '') { |
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$depFile = $folder->getFile($fileName); |
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$deps = $depFile->getContent(); |
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} |
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// check again |
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if ($deps === null || $deps === '') { |
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$this->logger->info('JSCombiner: deps file empty: ' . $fileName); |
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return false; |
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} |
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$deps = json_decode($deps, true); |
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if ($deps === NULL) { |
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return false; |
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} |
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foreach ($deps as $file=>$mtime) { |
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if (!file_exists($file) || filemtime($file) > $mtime) { |
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return false; |
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} |
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} |
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return true; |
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} catch(NotFoundException $e) { |
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return false; |
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} |
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} |
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/** |
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* @param string $path |
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* @param string $fileName |
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* @param ISimpleFolder $folder |
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* @return bool |
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*/ |
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protected function cache($path, $fileName, ISimpleFolder $folder) { |
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$deps = []; |
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$fullPath = $path . '/' . $fileName; |
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$data = json_decode(file_get_contents($fullPath)); |
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$deps[$fullPath] = filemtime($fullPath); |
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$res = ''; |
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foreach ($data as $file) { |
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$filePath = $path . '/' . $file; |
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if (is_file($filePath)) { |
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$res .= file_get_contents($filePath); |
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$res .= PHP_EOL . PHP_EOL; |
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$deps[$filePath] = filemtime($filePath); |
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} |
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} |
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$fileName = str_replace('.json', '.js', $fileName); |
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try { |
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$cachedfile = $folder->getFile($fileName); |
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} catch(NotFoundException $e) { |
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$cachedfile = $folder->newFile($fileName); |
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} |
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$depFileName = $fileName . '.deps'; |
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try { |
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$depFile = $folder->getFile($depFileName); |
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} catch (NotFoundException $e) { |
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$depFile = $folder->newFile($depFileName); |
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} |
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try { |
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$gzipFile = $folder->getFile($fileName . '.gzip'); # Safari doesn't like .gz |
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} catch (NotFoundException $e) { |
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$gzipFile = $folder->newFile($fileName . '.gzip'); # Safari doesn't like .gz |
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} |
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try { |
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$cachedfile->putContent($res); |
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$deps = json_encode($deps); |
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$depFile->putContent($deps); |
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$this->depsCache->set($folder->getName() . '-' . $depFileName, $deps); |
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$gzipFile->putContent(gzencode($res, 9)); |
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$this->logger->debug('JSCombiner: successfully cached: ' . $fileName); |
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return true; |
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} catch (NotPermittedException $e) { |
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$this->logger->error('JSCombiner: unable to cache: ' . $fileName); |
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return false; |
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} |
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} |
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/** |
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* @param string $appName |
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* @param string $fileName |
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* @return string |
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*/ |
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public function getCachedJS($appName, $fileName) { |
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$tmpfileLoc = explode('/', $fileName); |
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$fileName = array_pop($tmpfileLoc); |
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$fileName = str_replace('.json', '.js', $fileName); |
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return substr($this->urlGenerator->linkToRoute('core.Js.getJs', array('fileName' => $fileName, 'appName' => $appName)), strlen(\OC::$WEBROOT) + 1); |
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} |
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/** |
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* @param string $root |
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* @param string $file |
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* @return string[] |
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*/ |
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public function getContent($root, $file) { |
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/** @var array $data */ |
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$data = json_decode(file_get_contents($root . '/' . $file)); |
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if(!is_array($data)) { |
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return []; |
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} |
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$path = explode('/', $file); |
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array_pop($path); |
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$path = implode('/', $path); |
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$result = []; |
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foreach ($data as $f) { |
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$result[] = $path . '/' . $f; |
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} |
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return $result; |
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} |
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/** |
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* Clear cache with combined javascript files |
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* |
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* @throws NotFoundException |
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*/ |
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public function resetCache() { |
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$this->cacheFactory->createDistributed('JS-')->clear(); |
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$appDirectory = $this->appData->getDirectoryListing(); |
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foreach ($appDirectory as $folder) { |
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foreach ($folder->getDirectoryListing() as $file) { |
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$file->delete(); |
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} |
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} |
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} |
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}
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