From 580508fa37df08c4fed19edb8908aa1677a789af Mon Sep 17 00:00:00 2001
From: bell07 <web.alexander@web.de>
Date: Mon, 27 Aug 2018 21:15:55 +0200
Subject: [PATCH] Fix showing up complex images

Some complex texture strings contains [ character that needs to be escaped.
Issue found with [halloween](https://github.com/GreenXenith/halloween) preview texture on player tab page button in smart_inventory. The button was dissapeared, after this change visible again.
---
 smartfs.lua | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/smartfs.lua b/smartfs.lua
index b5d7397..53184ca 100644
--- a/smartfs.lua
+++ b/smartfs.lua
@@ -885,7 +885,7 @@ smartfs.element("button", {
 				self.data.pos.x..","..self.data.pos.y..";"..
 				self.data.size.w..","..self.data.size.h..";"
 		if self.data.image then
-			specstring = specstring..self.data.image..";"
+			specstring = specstring..minetest.formspec_escape(self.data.image)..";"
 		elseif self.data.item then
 			specstring = specstring..self.data.item..";"
 		end
@@ -1096,7 +1096,7 @@ smartfs.element("image", {
 				";"..
 				self.data.size.w..","..self.data.size.h..
 				";"..
-				self.data.value..
+				minetest.formspec_escape(self.data.value)..
 				"]"
 		else
 			return "image["..
@@ -1104,7 +1104,7 @@ smartfs.element("image", {
 				";"..
 				self.data.size.w..","..self.data.size.h..
 				";"..
-				self.data.value..
+				minetest.formspec_escape(self.data.value)..
 				"]"
 		end
 	end,