Open archive in `DevtoolsPackageArchive` only once

Close #3961

diff --git a/wcfsetup/install/files/lib/system/devtools/package/DevtoolsPackageArchive.class.php b/wcfsetup/install/files/lib/system/devtools/package/DevtoolsPackageArchive.class.php
index d1d64df7ee36785fc15a14b019ba69bf6f08f413..84610a40a7850210d4d0e9d180145312e9e1679e 100644 (file)
--- a/wcfsetup/install/files/lib/system/devtools/package/DevtoolsPackageArchive.class.php
+++ b/wcfsetup/install/files/lib/system/devtools/package/DevtoolsPackageArchive.class.php
@@ -34,6 +34,10 @@ class DevtoolsPackageArchive extends PackageArchive
      */
     public function openArchive()
     {
+        if ($this->tar) {
+            return;
+        }
+
         $projectDir = FileUtil::addTrailingSlash(
             FileUtil::unifyDirSeparator(\realpath(\dirname($this->packageXmlPath)))
         );