From 844d5e3c463897aea1aa92a9a25dca51bbaa10cd Mon Sep 17 00:00:00 2001
From: Simon Asika <asika32764@gmail.com>
Date: Thu, 9 May 2024 16:21:05 +0800
Subject: [PATCH] [Filesystem] Junstion detect an remove #1105

---
 src/FileObject.php | 47 ++++++++++++++++++++++++++++++++++++++++++++++
 src/Filesystem.php | 31 +++++++++++++++++++++++++++---
 2 files changed, 75 insertions(+), 3 deletions(-)

diff --git a/src/FileObject.php b/src/FileObject.php
index 8838326..5321975 100644
--- a/src/FileObject.php
+++ b/src/FileObject.php
@@ -591,6 +591,10 @@ public function delete(): bool
         // In case of restricted permissions we zap it one way or the other
         // as long as the owner is either the webserver or the ftp
         try {
+            if ($this->isJunction()) {
+                return $this->removeJunction();
+            }
+
             if ($this->isDir()) {
                 return rmdir($path);
             }
@@ -794,6 +798,49 @@ public function isLink(): bool
         return $isLink;
     }
 
+    /**
+     * @see https://github.com/composer/composer/blob/4e5be9ee7d924d8efc58d676439b0c7bd18a9ce4/src/Composer/Util/Filesystem.php#L828
+     *
+     * @return  bool
+     */
+    public function isJunction(): bool
+    {
+        if (!static::isWindows()) {
+            return false;
+        }
+
+        $junction = $this->getPathname();
+
+        // Important to clear all caches first
+        clearstatcache(true, $junction);
+
+        if (!is_dir($junction) || is_link($junction)) {
+            return false;
+        }
+
+        $stat = lstat($junction);
+
+        // S_ISDIR test (S_IFDIR is 0x4000, S_IFMT is 0xF000 bitmask)
+        return is_array($stat) && 0x4000 !== ($stat['mode'] & 0xF000);
+    }
+
+    public function removeJunction(): bool
+    {
+        if (!static::isWindows()) {
+            return false;
+        }
+
+        return rmdir($this->getPathname());
+    }
+
+    /**
+     * @return  bool
+     */
+    protected static function isWindows(): bool
+    {
+        return defined('PHP_WINDOWS_VERSION_BUILD');
+    }
+
     /**
      * @param  string  $name
      * @param  array   $args
diff --git a/src/Filesystem.php b/src/Filesystem.php
index a102aaa..548f46e 100644
--- a/src/Filesystem.php
+++ b/src/Filesystem.php
@@ -17,10 +17,10 @@
 use Windwalker\Filesystem\Iterator\FilesIterator;
 use Windwalker\Promise\Promise;
 use Windwalker\Scalars\StringObject;
-use Windwalker\Stream\Stream;
 use Windwalker\Utilities\Iterator\UniqueIterator;
 use Windwalker\Utilities\Str;
 
+use function Windwalker\fs;
 use function Windwalker\uid;
 
 use const Windwalker\Stream\READ_ONLY_FROM_BEGIN;
@@ -68,7 +68,7 @@ class Filesystem
     /**
      * Get a path as FileObject.
      *
-     * @param  string  $path
+     * @param  string       $path
      * @param  string|null  $root
      *
      * @return  FileObject
@@ -261,7 +261,7 @@ public static function createTempFolder(
      */
     public static function symlink(string $target, string $link): bool
     {
-        $windows = defined('PHP_WINDOWS_VERSION_BUILD');
+        $windows = static::isWindows();
 
         $target = Path::normalize($target);
         $link = Path::normalize($link);
@@ -281,6 +281,31 @@ public static function symlink(string $target, string $link): bool
         return symlink($target, $link);
     }
 
+    /**
+     * @return  bool
+     */
+    protected static function isWindows(): bool
+    {
+        return defined('PHP_WINDOWS_VERSION_BUILD');
+    }
+
+    public function isJunction(string $junction): bool
+    {
+        return fs($junction)->isJunction();
+    }
+
+    /**
+     * Removes a Windows NTFS junction.
+     *
+     * @param  string  $junction
+     *
+     * @return bool
+     */
+    public function removeJunction(string $junction): bool
+    {
+        return fs($junction)->removeJunction();
+    }
+
     /**
      * __callStatic
      *