From e57d36d29943a0bd961638dfda9479b55f7874dd Mon Sep 17 00:00:00 2001
From: Alexsandro Percy <alexsandro.percy@gmail.com>
Date: Fri, 16 Feb 2024 22:28:15 -0300
Subject: [PATCH] changed attach method and added restriction to the form usage

---
 entities.lua |  2 +-
 forms.lua    | 24 ++++++++++++++++++------
 2 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/entities.lua b/entities.lua
index 446322d..8875a19 100755
--- a/entities.lua
+++ b/entities.lua
@@ -530,7 +530,7 @@ minetest.register_entity("ap_airship:airship", {
     _inv_id = "",
     _name_color = 0,
     _name_hor_aligment = 3.0,
-    _simple_attach_pos = {x=0,y=-25,z=-40},
+    _simple_attach_pos = {x=0,y=-35,z=-70},
 
     item = "ap_airship:airship",
 
diff --git a/forms.lua b/forms.lua
index 2e2eaa5..9f81940 100755
--- a/forms.lua
+++ b/forms.lua
@@ -164,12 +164,24 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
         end
         local ent = plane_obj:get_luaentity()
         if ent then
-		    if fields.attach then
-                airutils.simple_external_attach(ent, ent._simple_attach_pos, fields.entity, 22)
-		    end
-		    if fields.dettach then
-                airutils.dettach_entity(ent)
-		    end
+            local can_bypass = minetest.check_player_privs(player, {protection_bypass=true})
+            local is_shared = false
+            if name == ent.owner or can_bypass then is_shared = true end
+            for k, v in pairs(ent._shared_owners) do
+                if v == name then
+                    is_shared = true
+                    break
+                end
+            end
+
+            if is_shared then
+		        if fields.attach then
+                    airutils.simple_external_attach(ent, ent._simple_attach_pos, fields.entity, 22, true)
+		        end
+		        if fields.dettach then
+                    airutils.dettach_entity(ent)
+		        end
+            end
         end
         minetest.close_formspec(name, "ap_airship:logo_main")
     end