From abc1ccc8f1bb0fa4737851867c533ad72940ba57 Mon Sep 17 00:00:00 2001
From: nathangray <nathangray.bsc+github@gmail.com>
Date: Mon, 9 Apr 2018 11:33:42 -0600
Subject: [PATCH] Trying to share a symlink actually uses the link target
 instead

---
 api/src/Vfs/Sharing.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/api/src/Vfs/Sharing.php b/api/src/Vfs/Sharing.php
index 3e912bfb4d..8abc61b760 100644
--- a/api/src/Vfs/Sharing.php
+++ b/api/src/Vfs/Sharing.php
@@ -442,6 +442,12 @@ class Sharing
 				$path = 'vfs://default'.($path[0] == '/' ? '' : '/').$path;
 			}
 
+			// We don't allow sharing links, share target instead
+			if($target = Vfs::readlink($path))
+			{
+				$path = $target;
+			}
+
 			if (($exists = ($stat = Vfs::stat($path)) && Vfs::check_access($path, Vfs::READABLE, $stat)))
 			{
 				$vfs_path = $path;