nextcloud/lib/private/TemplateLayout.php

327 lines
10 KiB
PHP

<?php
/**
* @author Adam Williamson <awilliam@redhat.com>
* @author Bart Visscher <bartv@thisnet.nl>
* @author Christopher Schäpers <kondou@ts.unde.re>
* @author Clark Tomlinson <fallen013@gmail.com>
* @author Joas Schilling <nickvergessen@owncloud.com>
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
* @author Lukas Reschke <lukas@owncloud.com>
* @author Michael Gapczynski <GapczynskiM@gmail.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Remco Brenninkmeijer <requist1@starmail.nl>
* @author Robin Appelman <icewind@owncloud.com>
* @author Robin McCorkell <robin@mccorkell.me.uk>
* @author Roeland Jago Douma <rullzer@owncloud.com>
* @author Thomas Müller <thomas.mueller@tmit.eu>
* @author Victor Dubiniuk <dubiniuk@owncloud.com>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC;
use Assetic\Asset\AssetCollection;
use Assetic\Asset\FileAsset;
use Assetic\AssetWriter;
use Assetic\Filter\CssImportFilter;
use Assetic\Filter\CssMinFilter;
use Assetic\Filter\CssRewriteFilter;
use Assetic\Filter\JSqueezeFilter;
use Assetic\Filter\SeparatorFilter;
class TemplateLayout extends \OC_Template {
private static $versionHash = '';
/**
* @var \OCP\IConfig
*/
private $config;
/**
* @param string $renderAs
* @param string $appId application id
*/
public function __construct( $renderAs, $appId = '' ) {
// yes - should be injected ....
$this->config = \OC::$server->getConfig();
// Decide which page we show
if($renderAs == 'user') {
parent::__construct( 'core', 'layout.user' );
if(in_array(\OC_App::getCurrentApp(), ['settings','admin', 'help']) !== false) {
$this->assign('bodyid', 'body-settings');
}else{
$this->assign('bodyid', 'body-user');
}
// Code integrity notification
$integrityChecker = \OC::$server->getIntegrityCodeChecker();
if(\OC_User::isAdminUser(\OC_User::getUser()) && !$integrityChecker->hasPassedCheck()) {
\OCP\Util::addScript('core', 'integritycheck-failed-notification');
}
// Add navigation entry
$this->assign( 'application', '');
$this->assign( 'appid', $appId );
$navigation = \OC_App::getNavigation();
$this->assign( 'navigation', $navigation);
$settingsNavigation = \OC_App::getSettingsNavigation();
$this->assign( 'settingsnavigation', $settingsNavigation);
foreach($navigation as $entry) {
if ($entry['active']) {
$this->assign( 'application', $entry['name'] );
break;
}
}
foreach($settingsNavigation as $entry) {
if ($entry['active']) {
$this->assign( 'application', $entry['name'] );
break;
}
}
$userDisplayName = \OC_User::getDisplayName();
$appsMgmtActive = strpos(\OC::$server->getRequest()->getRequestUri(), \OC::$server->getURLGenerator()->linkToRoute('settings.AppSettings.viewApps')) === 0;
if ($appsMgmtActive) {
$l = \OC::$server->getL10N('lib');
$this->assign('application', $l->t('Apps'));
}
$this->assign('user_displayname', $userDisplayName);
$this->assign('user_uid', \OC_User::getUser());
$this->assign('appsmanagement_active', $appsMgmtActive);
$this->assign('enableAvatars', $this->config->getSystemValue('enable_avatars', true) === true);
if (\OC_User::getUser() === false) {
$this->assign('userAvatarSet', false);
} else {
$this->assign('userAvatarSet', \OC::$server->getAvatarManager()->getAvatar(\OC_User::getUser())->exists());
}
} else if ($renderAs == 'error') {
parent::__construct('core', 'layout.guest', '', false);
$this->assign('bodyid', 'body-login');
} else if ($renderAs == 'guest') {
parent::__construct('core', 'layout.guest');
$this->assign('bodyid', 'body-login');
} else {
parent::__construct('core', 'layout.base');
}
// Send the language to our layouts
$this->assign('language', \OC_L10N::findLanguage());
if(\OC::$server->getSystemConfig()->getValue('installed', false)) {
if (empty(self::$versionHash)) {
$v = \OC_App::getAppVersions();
$v['core'] = implode('.', \OCP\Util::getVersion());
self::$versionHash = md5(implode(',', $v));
}
} else {
self::$versionHash = md5('not installed');
}
$useAssetPipeline = self::isAssetPipelineEnabled();
if ($useAssetPipeline) {
$this->append( 'jsfiles', \OC::$server->getURLGenerator()->linkToRoute('js_config', ['v' => self::$versionHash]));
$this->generateAssets();
} else {
// Add the js files
$jsFiles = self::findJavascriptFiles(\OC_Util::$scripts);
$this->assign('jsfiles', array());
if ($this->config->getSystemValue('installed', false) && $renderAs != 'error') {
$this->append( 'jsfiles', \OC::$server->getURLGenerator()->linkToRoute('js_config', ['v' => self::$versionHash]));
}
foreach($jsFiles as $info) {
$web = $info[1];
$file = $info[2];
$this->append( 'jsfiles', $web.'/'.$file . '?v=' . self::$versionHash);
}
// Add the css files
$cssFiles = self::findStylesheetFiles(\OC_Util::$styles);
$this->assign('cssfiles', array());
$this->assign('printcssfiles', []);
foreach($cssFiles as $info) {
$web = $info[1];
$file = $info[2];
if (substr($file, -strlen('print.css')) === 'print.css') {
$this->append( 'printcssfiles', $web.'/'.$file . '?v=' . self::$versionHash);
} else {
$this->append( 'cssfiles', $web.'/'.$file . '?v=' . self::$versionHash);
}
}
}
}
/**
* @param array $styles
* @return array
*/
static public function findStylesheetFiles($styles) {
// Read the selected theme from the config file
$theme = \OC_Util::getTheme();
$locator = new \OC\Template\CSSResourceLocator(
\OC::$server->getLogger(),
$theme,
array( \OC::$SERVERROOT => \OC::$WEBROOT ),
array( \OC::$SERVERROOT => \OC::$WEBROOT ));
$locator->find($styles);
return $locator->getResources();
}
/**
* @param array $scripts
* @return array
*/
static public function findJavascriptFiles($scripts) {
// Read the selected theme from the config file
$theme = \OC_Util::getTheme();
$locator = new \OC\Template\JSResourceLocator(
\OC::$server->getLogger(),
$theme,
array( \OC::$SERVERROOT => \OC::$WEBROOT ),
array( \OC::$SERVERROOT => \OC::$WEBROOT ));
$locator->find($scripts);
return $locator->getResources();
}
public function generateAssets() {
$assetDir = \OC::$server->getConfig()->getSystemValue('assetdirectory', \OC::$SERVERROOT);
$jsFiles = self::findJavascriptFiles(\OC_Util::$scripts);
$jsHash = self::hashFileNames($jsFiles);
if (!file_exists("$assetDir/assets/$jsHash.js")) {
$jsFiles = array_map(function ($item) {
$root = $item[0];
$file = $item[2];
// no need to minifiy minified files
if (substr($file, -strlen('.min.js')) === '.min.js') {
return new FileAsset($root . '/' . $file, array(
new SeparatorFilter(';')
), $root, $file);
}
return new FileAsset($root . '/' . $file, array(
new JSqueezeFilter(),
new SeparatorFilter(';')
), $root, $file);
}, $jsFiles);
$jsCollection = new AssetCollection($jsFiles);
$jsCollection->setTargetPath("assets/$jsHash.js");
$writer = new AssetWriter($assetDir);
$writer->writeAsset($jsCollection);
}
$cssFiles = self::findStylesheetFiles(\OC_Util::$styles);
// differentiate between screen stylesheets and printer stylesheets
$screenCssFiles = array_filter($cssFiles, function($cssFile) {
return substr_compare($cssFile[2], 'print.css', -strlen('print.css')) !== 0;
});
$screenCssAsset = $this->generateCssAsset($screenCssFiles);
$printCssFiles = array_filter($cssFiles, function($cssFile) {
return substr_compare($cssFile[2], 'print.css', -strlen('print.css')) === 0;
});
$printCssAsset = $this->generateCssAsset($printCssFiles);
$this->append('jsfiles', \OC::$server->getURLGenerator()->linkTo('assets', "$jsHash.js"));
$this->append('cssfiles', $screenCssAsset);
$this->append('printcssfiles', $printCssAsset);
}
/**
* generates a single css asset file from an array of css files if at least one of them has changed
* otherwise it just returns the path to the old asset file
* @param $files
* @return string
*/
private function generateCssAsset($files) {
$assetDir = \OC::$server->getConfig()->getSystemValue('assetdirectory', \OC::$SERVERROOT);
$hash = self::hashFileNames($files);
if (!file_exists("$assetDir/assets/$hash.css")) {
$files = array_map(function ($item) {
$root = $item[0];
$file = $item[2];
$assetPath = $root . '/' . $file;
$sourceRoot = \OC::$SERVERROOT;
$sourcePath = substr($assetPath, strlen(\OC::$SERVERROOT));
return new FileAsset(
$assetPath,
array(
new CssRewriteFilter(),
new CssMinFilter(),
new CssImportFilter()
),
$sourceRoot,
$sourcePath
);
}, $files);
$cssCollection = new AssetCollection($files);
$cssCollection->setTargetPath("assets/$hash.css");
$writer = new AssetWriter($assetDir);
$writer->writeAsset($cssCollection);
}
return \OC::$server->getURLGenerator()->linkTo('assets', "$hash.css");
}
/**
* Converts the absolute file path to a relative path from \OC::$SERVERROOT
* @param string $filePath Absolute path
* @return string Relative path
* @throws \Exception If $filePath is not under \OC::$SERVERROOT
*/
public static function convertToRelativePath($filePath) {
$relativePath = explode(\OC::$SERVERROOT, $filePath);
if(count($relativePath) !== 2) {
throw new \Exception('$filePath is not under the \OC::$SERVERROOT');
}
return $relativePath[1];
}
/**
* @param array $files
* @return string
*/
private static function hashFileNames($files) {
foreach($files as $i => $file) {
try {
$files[$i] = self::convertToRelativePath($file[0]).'/'.$file[2];
} catch (\Exception $e) {
$files[$i] = $file[0].'/'.$file[2];
}
}
sort($files);
// include the apps' versions hash to invalidate the cached assets
$files[] = self::$versionHash;
return hash('md5', implode('', $files));
}
}