From 3801c3aa3f23e5793a12eb8ae62355036d69b917 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Julius=20H=C3=A4rtl?= <jus@bitgrid.net>
Date: Thu, 15 Jun 2017 12:35:16 +0200
Subject: [PATCH] Make cache and scss caching depend on the baseUrl
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

Signed-off-by: Julius Härtl <jus@bitgrid.net>
---
 lib/private/Server.php              | 14 ++++++++------
 lib/private/Template/SCSSCacher.php |  8 ++++++--
 lib/private/URLGenerator.php        | 20 +++++++++++++-------
 lib/public/IURLGenerator.php        |  6 ++++++
 4 files changed, 33 insertions(+), 15 deletions(-)

diff --git a/lib/private/Server.php b/lib/private/Server.php
index 75e9d911632..081bee3d2ba 100644
--- a/lib/private/Server.php
+++ b/lib/private/Server.php
@@ -433,7 +433,13 @@ class Server extends ServerContainer implements IServerContainer {
 		$this->registerAlias('UserCache', \OCP\ICache::class);
 
 		$this->registerService(Factory::class, function (Server $c) {
+			$arrayCacheFactory = new \OC\Memcache\Factory('', $c->getLogger(),
+				'\\OC\\Memcache\\ArrayCache',
+				'\\OC\\Memcache\\ArrayCache',
+				'\\OC\\Memcache\\ArrayCache'
+			);
 			$config = $c->getConfig();
+			$urlGenerator = new URLGenerator($config, $arrayCacheFactory);
 
 			if ($config->getSystemValue('installed', false) && !(defined('PHPUNIT_RUN') && PHPUNIT_RUN)) {
 				$v = \OC_App::getAppVersions();
@@ -441,19 +447,15 @@ class Server extends ServerContainer implements IServerContainer {
 				$version = implode(',', $v);
 				$instanceId = \OC_Util::getInstanceId();
 				$path = \OC::$SERVERROOT;
-				$prefix = md5($instanceId . '-' . $version . '-' . $path . '-' . \OC::$WEBROOT);
+				$prefix = md5($instanceId . '-' . $version . '-' . $path . '-' . $urlGenerator->getBaseUrl());
 				return new \OC\Memcache\Factory($prefix, $c->getLogger(),
 					$config->getSystemValue('memcache.local', null),
 					$config->getSystemValue('memcache.distributed', null),
 					$config->getSystemValue('memcache.locking', null)
 				);
 			}
+			return $arrayCacheFactory;
 
-			return new \OC\Memcache\Factory('', $c->getLogger(),
-				'\\OC\\Memcache\\ArrayCache',
-				'\\OC\\Memcache\\ArrayCache',
-				'\\OC\\Memcache\\ArrayCache'
-			);
 		});
 		$this->registerAlias('MemCacheFactory', Factory::class);
 		$this->registerAlias(ICacheFactory::class, Factory::class);
diff --git a/lib/private/Template/SCSSCacher.php b/lib/private/Template/SCSSCacher.php
index 6b1c594bd2e..eccc65a5cc9 100644
--- a/lib/private/Template/SCSSCacher.php
+++ b/lib/private/Template/SCSSCacher.php
@@ -92,7 +92,7 @@ class SCSSCacher {
 		$path = explode('/', $root . '/' . $file);
 
 		$fileNameSCSS = array_pop($path);
-		$fileNameCSS = str_replace('.scss', '.css', $fileNameSCSS);
+		$fileNameCSS = $this->getBaseUrlHash() . '-' . str_replace('.scss', '.css', $fileNameSCSS);
 
 		$path = implode('/', $path);
 
@@ -292,8 +292,12 @@ class SCSSCacher {
 	public function getCachedSCSS($appName, $fileName) {
 		$tmpfileLoc = explode('/', $fileName);
 		$fileName = array_pop($tmpfileLoc);
-		$fileName = str_replace('.scss', '.css', $fileName);
+		$fileName = $this->getBaseUrlHash() . '-' . str_replace('.scss', '.css', $fileName);
 
 		return substr($this->urlGenerator->linkToRoute('core.Css.getCss', array('fileName' => $fileName, 'appName' => $appName)), strlen(\OC::$WEBROOT) + 1);
 	}
+
+	private function getBaseUrlHash() {
+		return md5($this->urlGenerator->getBaseUrl());
+	}
 }
diff --git a/lib/private/URLGenerator.php b/lib/private/URLGenerator.php
index 2387deb6100..6db675e7d77 100644
--- a/lib/private/URLGenerator.php
+++ b/lib/private/URLGenerator.php
@@ -142,7 +142,7 @@ class URLGenerator implements IURLGenerator {
 	 * Returns the path to the image.
 	 */
 	public function imagePath($app, $image) {
-		$cache = $this->cacheFactory->create('imagePath');
+		$cache = $this->cacheFactory->create('imagePath-'.md5($this->getBaseUrl()).'-');
 		$cacheKey = $app.'-'.$image;
 		if($key = $cache->get($cacheKey)) {
 			return $key;
@@ -223,14 +223,12 @@ class URLGenerator implements IURLGenerator {
 		if (\OC::$CLI && !defined('PHPUNIT_RUN')) {
 			return rtrim($this->config->getSystemValue('overwrite.cli.url'), '/') . '/' . ltrim($url, '/');
 		}
-
 		// The ownCloud web root can already be prepended.
-		$webRoot = substr($url, 0, strlen(\OC::$WEBROOT)) === \OC::$WEBROOT
-			? ''
-			: \OC::$WEBROOT;
+		if(substr($url, 0, strlen(\OC::$WEBROOT)) === \OC::$WEBROOT) {
+			$url = substr($url, strlen(\OC::$WEBROOT));
+		}
 
-		$request = \OC::$server->getRequest();
-		return $request->getServerProtocol() . '://' . $request->getServerHost() . $webRoot . $separator . $url;
+		return $this->getBaseUrl() . $separator . $url;
 	}
 
 	/**
@@ -241,4 +239,12 @@ class URLGenerator implements IURLGenerator {
 		$theme = \OC::$server->getThemingDefaults();
 		return $theme->buildDocLinkToKey($key);
 	}
+
+	/**
+	 * @return string base url of the current request
+	 */
+	public function getBaseUrl() {
+		$request = \OC::$server->getRequest();
+		return $request->getServerProtocol() . '://' . $request->getServerHost() . \OC::$WEBROOT;
+	}
 }
diff --git a/lib/public/IURLGenerator.php b/lib/public/IURLGenerator.php
index e309336c0f0..3869d2f86f8 100644
--- a/lib/public/IURLGenerator.php
+++ b/lib/public/IURLGenerator.php
@@ -91,4 +91,10 @@ interface IURLGenerator {
 	 * @since 8.0.0
 	 */
 	public function linkToDocs($key);
+
+	/**
+	 * @return string base url of the current request
+	 * @since 13.0.0
+	 */
+	public function getBaseUrl();
 }
-- 
2.39.5