From 232f5df95f9f160cce5b0d59e79c7e0eb47f04fe Mon Sep 17 00:00:00 2001
From: Alexsandro Percy <alexsandro.percy@gmail.com>
Date: Fri, 3 Mar 2023 21:20:12 -0300
Subject: [PATCH] fixes and priv to anchor added

---
 entities.lua | 10 ++++++++--
 forms.lua    |  4 ++--
 init.lua     |  6 ++++++
 3 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/entities.lua b/entities.lua
index e19b110..e2d9da2 100755
--- a/entities.lua
+++ b/entities.lua
@@ -106,7 +106,7 @@ local function right_click_controls(self, clicker)
         if ship_self.owner == "" then
             ship_self.owner = name
         end
-
+        local can_bypass = minetest.check_player_privs(clicker, {protection_bypass=true})
         if ship_self.driver_name ~= nil and ship_self.driver_name ~= "" then
             --shows pilot formspec
             if name == ship_self.driver_name then
@@ -556,6 +556,12 @@ minetest.register_entity("ap_airship:airship", {
         accel.y = accel_y
 
         newpitch = velocity.y * math.rad(1.5) * (longit_speed/3)
+
+		local noded = airutils.nodeatpos(airutils.pos_shift(curr_pos,{y=-4.5}))
+	    if (noded and noded.drawtype ~= 'airlike') or self.isonground then
+            newpitch = 0
+        end
+
         self.object:set_acceleration(accel)
         self.object:set_rotation({x=newpitch,y=newyaw,z=newroll})
 
@@ -567,7 +573,7 @@ minetest.register_entity("ap_airship:airship", {
         self.object:set_bone_position("timao", {x=0,y=-22.562,z=176.018}, {x=0,y=0,z=self._rudder_angle*8})
         self.object:set_bone_position("compass_axis", {x=0,y=-21.8,z=178.757}, {x=0, y=S_angle, z=0})
 
-		local noded = airutils.nodeatpos(airutils.pos_shift(curr_pos,{y=-3.7}))
+		noded = airutils.nodeatpos(airutils.pos_shift(curr_pos,{y=-3.7}))
 	    if (noded and noded.drawtype ~= 'airlike') or self.isonground then
             self.object:set_bone_position("door", {x=0,y=-13.1266,z=54.1922}, {x=-18,y=0,z=0})
         else
diff --git a/forms.lua b/forms.lua
index c1d70e8..a692c32 100755
--- a/forms.lua
+++ b/forms.lua
@@ -229,8 +229,8 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
                 if fields.anchor == "true" then
                     local max_speed_anchor = 0.6
                     if ent._longit_speed then
-                        local is_admin = minetest.check_player_privs(player, {server=true}) --force stop by admins
-                        if (math.abs(ent._longit_speed) < max_speed_anchor and ent.isonground) or is_admin then
+                        local can_anchor = minetest.check_player_privs(player, {ap_airship_anchor=true}) --force stop
+                        if (math.abs(ent._longit_speed) < max_speed_anchor and ent.isonground) or can_anchor then
                             ent.anchored = true
                             ent.object:set_acceleration(vector.new())
                             ent.object:set_velocity(vector.new())
diff --git a/init.lua b/init.lua
index cdc611a..377a961 100755
--- a/init.lua
+++ b/init.lua
@@ -100,6 +100,12 @@ function ap_airship.minmax(v,m)
     return math.min(math.abs(v),m)*ap_airship.sign(v)
 end
 
+
+minetest.register_privilege("ap_airship_anchor", {
+    description = "The player can anchor the airship anywhere in any speed",
+    give_to_singleplayer = false
+})
+
 -----------
 -- items
 -----------