Add in more interaction elements with engines

diff --git a/mods/train/init.lua b/mods/train/init.lua
index d937fc064b07ccef3ac36783560a46dcd1504168..91809e531b2d72d33963a80a98ca47291b0a13ec 100644 (file)
--- a/mods/train/init.lua
+++ b/mods/train/init.lua
@@ -396,16 +396,26 @@ train.on_rightclick = function(self,clicker)
 
        if clicker:get_wielded_item():get_name() ~= "train:wrench" then
                if self.is_engine then
-                       print("jump on in")
-                       clicker:set_attach(self.object, "", data.body_pos, data.body_rotation)
-                       clicker:set_eye_offset(data.eye_offset,{x=0,y=0,z=0})
-                       player_is_attached(clicker,true)
-                       set_player_animation(clicker,"stand",0)
-                       local rotation = self.object:get_rotation()
-                       clicker:set_look_vertical(0)
-                       clicker:set_look_horizontal(rotation.y)
-                       self.object:set_velocity(vector.multiply(self.dir,self.max_speed))
-                       self.driver = clicker
+                       if not self.driver then
+                               print("jump on in")
+                               clicker:set_attach(self.object, "", data.body_pos, data.body_rotation)
+                               clicker:set_eye_offset(data.eye_offset,{x=0,y=0,z=0})
+                               player_is_attached(clicker,true)
+                               set_player_animation(clicker,"stand",0)
+                               local rotation = self.object:get_rotation()
+                               clicker:set_look_vertical(0)
+                               clicker:set_look_horizontal(rotation.y)
+                               self.object:set_velocity(vector.multiply(self.dir,self.max_speed))
+                               self.driver = clicker
+                       elseif clicker == self.driver then
+                               print("jumpin off!")
+                               clicker:set_detach()
+                               clicker:set_eye_offset({x=0,y=0,z=0},{x=0,y=0,z=0})
+                               player_is_attached(clicker,false)
+                               set_player_animation(clicker,"stand",0)
+                               self.object:set_velocity(vector.new(0,0,0))
+                               self.driver = nil
+                       end
                        return
                end
                return