From e268ef2ea6827d2b12542c2f3700ab66a5dd751e Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Thu, 6 Oct 2016 18:58:25 +0200
Subject: [PATCH] Fixed paths for apps in document root

---
 .../package/PackageInstallationDispatcher.class.php       | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/wcfsetup/install/files/lib/system/package/PackageInstallationDispatcher.class.php b/wcfsetup/install/files/lib/system/package/PackageInstallationDispatcher.class.php
index 06c6fe3ee5..0e0a33f64c 100644
--- a/wcfsetup/install/files/lib/system/package/PackageInstallationDispatcher.class.php
+++ b/wcfsetup/install/files/lib/system/package/PackageInstallationDispatcher.class.php
@@ -793,7 +793,13 @@ class PackageInstallationDispatcher {
 				}
 				
 				$documentRoot = substr(FileUtil::unifyDirSeparator(WCF_DIR), 0, -strlen(FileUtil::unifyDirSeparator($wcfDomainPath)));
-				$domainPath = FileUtil::addLeadingSlash(FileUtil::getRelativePath($documentRoot, $packageDir));
+				$domainPath = FileUtil::getRelativePath($documentRoot, $packageDir);
+				if ($domainPath === './') {
+					// `FileUtil::getRelativePath()` returns `./` if both paths lead to the same directory
+					$domainPath = '/';
+				}
+				
+				$domainPath = FileUtil::addLeadingSlash($domainPath);
 				
 				// update application path
 				$application = new Application($this->getPackage()->packageID);
-- 
2.20.1