Merge pull request #22550 from nextcloud/bugfix/13556/use-correct-roo…

…t-when-compiling-scss

Use the correct root to determinate the webroot for the resource

lib/private/Template/CSSResourceLocator.php

@@ -109,7 +109,7 @@ protected function cacheAndAppendScssIfExist($root, $file, $app = 'core') {
 		if (is_file($root.'/'.$file)) {
 			if ($this->scssCacher !== null) {
 				if ($this->scssCacher->process($root, $file, $app)) {
-					$this->append($root, $this->scssCacher->getCachedSCSS($app, $file), \OC::$WEBROOT, true, true);
+					$this->append($this->serverroot, $this->scssCacher->getCachedSCSS($app, $file), \OC::$WEBROOT, true, true);
 					return true;
 				} else {
 					$this->logger->warning('Failed to compile and/or save '.$root.'/'.$file, ['app' => 'core']);
@@ -145,7 +145,7 @@ public function append($root, $file, $webRoot = null, $throw = true, $scss = fal
 				}
 			}
 
-			$this->resources[] = [$webRoot? : \OC::$WEBROOT, $webRoot, $file];
+			$this->resources[] = [$webRoot ?: \OC::$WEBROOT, $webRoot, $file];
 		}
 	}
 }