(re-open) Fix directory detection for Windows directory symlinks

src/Jobs/IncludeFile.php

@@ -59,6 +59,26 @@ protected function exportIncludedDirectory(string $source, string $target, Desti
                 continue;
             }
 
+            // Checkin isDir() on $item could lead to false negatives due to the way
+            // symlinks are handled on Windows, especially if created under Git-For-Windows.
+            // When debugging it could lead to isDir(), isFile() and isLink() to all 3 be false.
+            // Despite that, getRealPath() does return the resolved symlink path.
+            // Hence why we check on $realItem instead.
+            // Copying Windows "symlinks" as files would also be "wrong" and not portable across file systems.
+            $realItem = new \SplFileInfo($item->getRealPath());
+            if ($realItem->isDir()) {
+                // Since it was a symlink, the subfiles weren't crawled recursively
+                // so we need to "recursively" export that directory in our export
+                // destination to maintain the expected file structure, and to copy
+                // absolutely all the files we needed to copy.
+                $this->exportIncludedDirectory(
+                    $realItem->getPathname(),
+                    $target.'/'.$iterator->getSubPathName(),
+                    $destination
+                );
+                continue;
+            }
+
             $this->exportIncludedFile(
                 $item->getPathname(),
                 $target.'/'.$iterator->getSubPathName(),