Show title and author of book in description
[oweals/minetest_game.git] / mods / doors / init.lua
index e96a7f536bab635cb0928aee0b292a18ad65c28e..53e27938c50456a2f4cbdee22b92dbb00985e3bb 100644 (file)
@@ -1,12 +1,3 @@
-
---[[
-
-Copyright (C) 2012 PilzAdam
-  modified by BlockMen (added sounds, glassdoors[glass, obsidian glass], trapdoor)
-Copyright (C) 2015 - Auke Kok <sofar@foo-projects.org>
-
---]]
-
 -- our API object
 doors = {}
 
@@ -17,7 +8,8 @@ _doors.registered_trapdoors = {}
 
 -- returns an object to a door object or nil
 function doors.get(pos)
-       if _doors.registered_doors[minetest.get_node(pos).name] then
+       local node_name = minetest.get_node(pos).name
+       if _doors.registered_doors[node_name] then
                -- A normal upright door
                return {
                        pos = pos,
@@ -25,23 +17,23 @@ function doors.get(pos)
                                if self:state() then
                                        return false
                                end
-                               return _doors.door_toggle(self.pos, player)
+                               return _doors.door_toggle(self.pos, nil, player)
                        end,
                        close = function(self, player)
                                if not self:state() then
                                        return false
                                end
-                               return _doors.door_toggle(self.pos, player)
+                               return _doors.door_toggle(self.pos, nil, player)
                        end,
                        toggle = function(self, player)
-                               return _doors.door_toggle(self.pos, player)
+                               return _doors.door_toggle(self.pos, nil, player)
                        end,
                        state = function(self)
                                local state = minetest.get_meta(self.pos):get_int("state")
                                return state %2 == 1
                        end
                }
-       elseif _doors.registered_trapdoors[minetest.get_node(pos).name] then
+       elseif _doors.registered_trapdoors[node_name] then
                -- A trapdoor
                return {
                        pos = pos,
@@ -49,20 +41,19 @@ function doors.get(pos)
                                if self:state() then
                                        return false
                                end
-                               return _doors.trapdoor_toggle(self.pos, player)
+                               return _doors.trapdoor_toggle(self.pos, nil, player)
                        end,
                        close = function(self, player)
                                if not self:state() then
                                        return false
                                end
-                               return _doors.trapdoor_toggle(self.pos, player)
+                               return _doors.trapdoor_toggle(self.pos, nil, player)
                        end,
                        toggle = function(self, player)
-                               return _doors.trapdoor_toggle(self.pos, player)
+                               return _doors.trapdoor_toggle(self.pos, nil, player)
                        end,
                        state = function(self)
-                               local name = minetest.get_node(pos).name
-                               return name:sub(-5) == "_open"
+                               return minetest.get_node(self.pos).name:sub(-5) == "_open"
                        end
                }
        else
@@ -74,63 +65,103 @@ end
 -- nodes from being placed in the top half of the door.
 minetest.register_node("doors:hidden", {
        description = "Hidden Door Segment",
-       drawtype = "airlike",
+       -- can't use airlike otherwise falling nodes will turn to entities
+       -- and will be forever stuck until door is removed.
+       drawtype = "nodebox",
        paramtype = "light",
+       paramtype2 = "facedir",
        sunlight_propagates = true,
-       walkable = false,
+       -- has to be walkable for falling nodes to stop falling.
+       walkable = true,
        pointable = false,
        diggable = false,
        buildable_to = false,
        floodable = false,
        drop = "",
-       groups = { not_in_creative_inventory = 1 },
-       on_blast = function() end
+       groups = {not_in_creative_inventory = 1},
+       on_blast = function() end,
+       tiles = {"doors_blank.png"},
+       -- 1px transparent block inside door hinge near node top.
+       nodebox = {
+               type = "fixed",
+               fixed = {-15/32, 13/32, -15/32, -13/32, 1/2, -13/32},
+       },
+       -- collision_box needed otherise selection box would be full node size
+       collision_box = {
+               type = "fixed",
+               fixed = {-15/32, 13/32, -15/32, -13/32, 1/2, -13/32},
+       },
 })
 
 -- table used to aid door opening/closing
 local transform = {
        {
-               { v = "_a", param2 = 3 },
-               { v = "_a", param2 = 0 },
-               { v = "_a", param2 = 1 },
-               { v = "_a", param2 = 2 },
+               {v = "_a", param2 = 3},
+               {v = "_a", param2 = 0},
+               {v = "_a", param2 = 1},
+               {v = "_a", param2 = 2},
        },
        {
-               { v = "_b", param2 = 1 },
-               { v = "_b", param2 = 2 },
-               { v = "_b", param2 = 3 },
-               { v = "_b", param2 = 0 },
+               {v = "_b", param2 = 1},
+               {v = "_b", param2 = 2},
+               {v = "_b", param2 = 3},
+               {v = "_b", param2 = 0},
        },
        {
-               { v = "_b", param2 = 1 },
-               { v = "_b", param2 = 2 },
-               { v = "_b", param2 = 3 },
-               { v = "_b", param2 = 0 },
+               {v = "_b", param2 = 1},
+               {v = "_b", param2 = 2},
+               {v = "_b", param2 = 3},
+               {v = "_b", param2 = 0},
        },
        {
-               { v = "_a", param2 = 3 },
-               { v = "_a", param2 = 0 },
-               { v = "_a", param2 = 1 },
-               { v = "_a", param2 = 2 },
+               {v = "_a", param2 = 3},
+               {v = "_a", param2 = 0},
+               {v = "_a", param2 = 1},
+               {v = "_a", param2 = 2},
        },
 }
 
-function _doors.door_toggle(pos, clicker)
+function _doors.door_toggle(pos, node, clicker)
        local meta = minetest.get_meta(pos)
-       local state = meta:get_int("state")
-       local def = minetest.registered_nodes[minetest.get_node(pos).name]
-       local name = def.door.basename
+       node = node or minetest.get_node(pos)
+       local def = minetest.registered_nodes[node.name]
+       local name = def.door.name
+
+       local state = meta:get_string("state")
+       if state == "" then
+               -- fix up lvm-placed right-hinged doors, default closed
+               if node.name:sub(-2) == "_b" then
+                       state = 2
+               else
+                       state = 0
+               end
+       else
+               state = tonumber(state)
+       end
 
-       if clicker then
+       if clicker and not minetest.check_player_privs(clicker, "protection_bypass") then
+               -- is player wielding the right key?
+               local item = clicker:get_wielded_item()
                local owner = meta:get_string("doors_owner")
-               if owner ~= "" then
+               if item:get_name() == "default:key" then
+                       local key_meta = item:get_meta()
+                       local secret = meta:get_string("key_lock_secret")
+
+                       if key_meta:get_string("secret") == "" then
+                               key_meta:set_string("secret", minetest.parse_json(item:get_metadata()).secret)
+                       end
+
+                       if secret ~= key_meta:get_string("secret") then
+                               return false
+                       end
+
+               elseif owner ~= "" then
                        if clicker:get_player_name() ~= owner then
                                return false
                        end
                end
        end
 
-       local old = state
        -- until Lua-5.2 we have no bitwise operators :(
        if state % 2 == 1 then
                state = state - 1
@@ -138,15 +169,17 @@ function _doors.door_toggle(pos, clicker)
                state = state + 1
        end
 
-       local dir = minetest.get_node(pos).param2
+       local dir = node.param2
        if state % 2 == 0 then
-               minetest.sound_play(def.door.sounds[1], {pos = pos, gain = 0.3, max_hear_distance = 10})
+               minetest.sound_play(def.door.sounds[1],
+                       {pos = pos, gain = 0.3, max_hear_distance = 10})
        else
-               minetest.sound_play(def.door.sounds[2], {pos = pos, gain = 0.3, max_hear_distance = 10})
+               minetest.sound_play(def.door.sounds[2],
+                       {pos = pos, gain = 0.3, max_hear_distance = 10})
        end
 
        minetest.swap_node(pos, {
-               name = "doors:" .. name .. transform[state + 1][dir+1].v,
+               name = name .. transform[state + 1][dir+1].v,
                param2 = transform[state + 1][dir+1].param2
        })
        meta:set_int("state", state)
@@ -154,54 +187,126 @@ function _doors.door_toggle(pos, clicker)
        return true
 end
 
+
+local function on_place_node(place_to, newnode,
+       placer, oldnode, itemstack, pointed_thing)
+       -- Run script hook
+       for _, callback in ipairs(minetest.registered_on_placenodes) do
+               -- Deepcopy pos, node and pointed_thing because callback can modify them
+               local place_to_copy = {x = place_to.x, y = place_to.y, z = place_to.z}
+               local newnode_copy =
+                       {name = newnode.name, param1 = newnode.param1, param2 = newnode.param2}
+               local oldnode_copy =
+                       {name = oldnode.name, param1 = oldnode.param1, param2 = oldnode.param2}
+               local pointed_thing_copy = {
+                       type  = pointed_thing.type,
+                       above = vector.new(pointed_thing.above),
+                       under = vector.new(pointed_thing.under),
+                       ref   = pointed_thing.ref,
+               }
+               callback(place_to_copy, newnode_copy, placer,
+                       oldnode_copy, itemstack, pointed_thing_copy)
+       end
+end
+
+local function can_dig_door(pos, digger)
+       local digger_name = digger and digger:get_player_name()
+       if digger_name and minetest.get_player_privs(digger_name).protection_bypass then
+               return true
+       end
+       return minetest.get_meta(pos):get_string("doors_owner") == digger_name
+end
+
 function doors.register(name, def)
+       if not name:find(":") then
+               name = "doors:" .. name
+       end
+
        -- replace old doors of this type automatically
-       minetest.register_abm({
-               nodenames = {"doors:"..name.."_b_1", "doors:"..name.."_b_2"},
-               interval = 7.0,
-               chance = 1,
-               action = function(pos, node, active_object_count, active_object_count_wider)
+       minetest.register_lbm({
+               name = ":doors:replace_" .. name:gsub(":", "_"),
+               nodenames = {name.."_b_1", name.."_b_2"},
+               action = function(pos, node)
                        local l = tonumber(node.name:sub(-1))
                        local meta = minetest.get_meta(pos)
                        local h = meta:get_int("right") + 1
                        local p2 = node.param2
                        local replace = {
-                               { { type = "a", state = 0 }, { type = "a", state = 3 } },
-                               { { type = "b", state = 1 }, { type = "b", state = 2 } }
+                               {{type = "a", state = 0}, {type = "a", state = 3}},
+                               {{type = "b", state = 1}, {type = "b", state = 2}}
                        }
                        local new = replace[l][h]
                        -- retain infotext and doors_owner fields
-                       minetest.swap_node(pos, { name = "doors:" .. name .. "_" .. new.type, param2 = p2})
+                       minetest.swap_node(pos, {name = name .. "_" .. new.type, param2 = p2})
                        meta:set_int("state", new.state)
+                       -- properly place doors:hidden at the right spot
+                       local p3 = p2
+                       if new.state >= 2 then
+                               p3 = (p3 + 3) % 4
+                       end
+                       if new.state % 2 == 1 then
+                               if new.state >= 2 then
+                                       p3 = (p3 + 1) % 4
+                               else
+                                       p3 = (p3 + 3) % 4
+                               end
+                       end
                        -- wipe meta on top node as it's unused
-                       minetest.set_node({x = pos.x, y = pos.y + 1, z = pos.z}, { name = "doors:hidden" })
+                       minetest.set_node({x = pos.x, y = pos.y + 1, z = pos.z},
+                               {name = "doors:hidden", param2 = p3})
                end
        })
 
-       minetest.register_craftitem(":doors:" .. name, {
+       minetest.register_craftitem(":" .. name, {
                description = def.description,
                inventory_image = def.inventory_image,
 
                on_place = function(itemstack, placer, pointed_thing)
-                       local pos = pointed_thing.above
-                       local node = minetest.get_node(pos)
+                       local pos
 
-                       if not minetest.registered_nodes[node.name].buildable_to then
+                       if not pointed_thing.type == "node" then
                                return itemstack
                        end
 
-                       local above = { x = pos.x, y = pos.y + 1, z = pos.z }
-                       if not minetest.registered_nodes[minetest.get_node(above).name].buildable_to then
+                       local node = minetest.get_node(pointed_thing.under)
+                       local pdef = minetest.registered_nodes[node.name]
+                       if pdef and pdef.on_rightclick and
+                                       not placer:get_player_control().sneak then
+                               return pdef.on_rightclick(pointed_thing.under,
+                                               node, placer, itemstack, pointed_thing)
+                       end
+
+                       if pdef and pdef.buildable_to then
+                               pos = pointed_thing.under
+                       else
+                               pos = pointed_thing.above
+                               node = minetest.get_node(pos)
+                               pdef = minetest.registered_nodes[node.name]
+                               if not pdef or not pdef.buildable_to then
+                                       return itemstack
+                               end
+                       end
+
+                       local above = {x = pos.x, y = pos.y + 1, z = pos.z}
+                       local top_node = minetest.get_node_or_nil(above)
+                       local topdef = top_node and minetest.registered_nodes[top_node.name]
+
+                       if not topdef or not topdef.buildable_to then
+                               return itemstack
+                       end
+
+                       local pn = placer:get_player_name()
+                       if minetest.is_protected(pos, pn) or minetest.is_protected(above, pn) then
                                return itemstack
                        end
 
                        local dir = minetest.dir_to_facedir(placer:get_look_dir())
 
                        local ref = {
-                               { x = -1, y = 0, z = 0 },
-                               { x = 0, y = 0, z = 1 },
-                               { x = 1, y = 0, z = 0 },
-                               { x = 0, y = 0, z = -1 },
+                               {x = -1, y = 0, z = 0},
+                               {x = 0, y = 0, z = 1},
+                               {x = 1, y = 0, z = 0},
+                               {x = 0, y = 0, z = -1},
                        }
 
                        local aside = {
@@ -213,17 +318,17 @@ function doors.register(name, def)
                        local state = 0
                        if minetest.get_item_group(minetest.get_node(aside).name, "door") == 1 then
                                state = state + 2
-                               minetest.set_node(pos, {name = "doors:" .. name .. "_b", param2 = dir})
+                               minetest.set_node(pos, {name = name .. "_b", param2 = dir})
+                               minetest.set_node(above, {name = "doors:hidden", param2 = (dir + 3) % 4})
                        else
-                               minetest.set_node(pos, {name = "doors:" .. name .. "_a", param2 = dir})
+                               minetest.set_node(pos, {name = name .. "_a", param2 = dir})
+                               minetest.set_node(above, {name = "doors:hidden", param2 = dir})
                        end
-                       minetest.set_node(above, { name = "doors:hidden" })
 
                        local meta = minetest.get_meta(pos)
                        meta:set_int("state", state)
 
                        if def.protected then
-                               local pn = placer:get_player_name()
                                meta:set_string("doors_owner", pn)
                                meta:set_string("infotext", "Owned by " .. pn)
                        end
@@ -232,17 +337,21 @@ function doors.register(name, def)
                                itemstack:take_item()
                        end
 
+                       on_place_node(pos, minetest.get_node(pos),
+                               placer, node, itemstack, pointed_thing)
+
                        return itemstack
                end
        })
+       def.inventory_image = nil
 
-       local can_dig = function(pos, digger)
-               if not def.protected then
-                       return true
-               end
-               local meta = minetest.get_meta(pos)
-               return meta:get_string("doors_owner") == digger:get_player_name()
+       if def.recipe then
+               minetest.register_craft({
+                       output = name,
+                       recipe = def.recipe,
+               })
        end
+       def.recipe = nil
 
        if not def.sounds then
                def.sounds = default.node_sound_wood_defaults()
@@ -258,188 +367,220 @@ function doors.register(name, def)
 
        def.groups.not_in_creative_inventory = 1
        def.groups.door = 1
-       def.drop = "doors:" .. name
+       def.drop = name
        def.door = {
-               basename = name,
+               name = name,
                sounds = { def.sound_close, def.sound_open },
        }
 
-       def.on_rightclick = function(pos, node, clicker)
-               _doors.door_toggle(pos, clicker)
+       def.on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
+               _doors.door_toggle(pos, node, clicker)
+               return itemstack
        end
        def.after_dig_node = function(pos, node, meta, digger)
-               minetest.remove_node({ x = pos.x, y = pos.y + 1, z = pos.z})
-       end
-       def.can_dig = function(pos, player)
-               return can_dig(pos, player)
+               minetest.remove_node({x = pos.x, y = pos.y + 1, z = pos.z})
+               minetest.check_for_falling({x = pos.x, y = pos.y + 1, z = pos.z})
        end
        def.on_rotate = function(pos, node, user, mode, new_param2)
                return false
        end
 
        if def.protected then
+               def.can_dig = can_dig_door
                def.on_blast = function() end
+               def.on_key_use = function(pos, player)
+                       local door = doors.get(pos)
+                       door:toggle(player)
+               end
+               def.on_skeleton_key_use = function(pos, player, newsecret)
+                       local meta = minetest.get_meta(pos)
+                       local owner = meta:get_string("doors_owner")
+                       local pname = player:get_player_name()
+
+                       -- verify placer is owner of lockable door
+                       if owner ~= pname then
+                               minetest.record_protection_violation(pos, pname)
+                               minetest.chat_send_player(pname, "You do not own this locked door.")
+                               return nil
+                       end
+
+                       local secret = meta:get_string("key_lock_secret")
+                       if secret == "" then
+                               secret = newsecret
+                               meta:set_string("key_lock_secret", secret)
+                       end
+
+                       return secret, "a locked door", owner
+               end
        else
                def.on_blast = function(pos, intensity)
                        minetest.remove_node(pos)
                        -- hidden node doesn't get blasted away.
-                       minetest.remove_node({ x = pos.x, y = pos.y + 1, z = pos.z})
-                       return { "doors:" .. name }
+                       minetest.remove_node({x = pos.x, y = pos.y + 1, z = pos.z})
+                       return {name}
                end
        end
 
-       minetest.register_node(":doors:" .. name .. "_a", {
-               description = def.description,
-               visual = "mesh",
-               mesh = "door_a.obj",
-               tiles = def.tiles,
-               drawtype = "mesh",
-               paramtype = "light",
-               paramtype2 = "facedir",
-               sunlight_propagates = true,
-               use_texture_alpha = true,
-               walkable = true,
-               is_ground_content = false,
-               buildable_to = false,
-               drop = def.drop,
-               groups = def.groups,
-               sounds = def.sounds,
-               door = def.door,
-               on_rightclick = def.on_rightclick,
-               after_dig_node = def.after_dig_node,
-               can_dig = def.can_dig,
-               on_rotate = def.on_rotate,
-               on_blast = def.on_blast,
-               selection_box = {
-                       type = "fixed",
-                       fixed = { -1/2,-1/2,-1/2,1/2,3/2,-6/16}
-               },
-               collision_box = {
-                       type = "fixed",
-                       fixed = { -1/2,-1/2,-1/2,1/2,3/2,-6/16}
-               },
-       })
+       def.on_destruct = function(pos)
+               minetest.remove_node({x = pos.x, y = pos.y + 1, z = pos.z})
+       end
 
-       minetest.register_node(":doors:" .. name .. "_b", {
-               description = def.description,
-               visual = "mesh",
-               mesh = "door_b.obj",
-               tiles = def.tiles,
-               drawtype = "mesh",
-               paramtype = "light",
-               paramtype2 = "facedir",
-               sunlight_propagates = true,
-               use_texture_alpha = true,
-               walkable = true,
-               is_ground_content = false,
-               buildable_to = false,
-               drop = def.drop,
-               groups = def.groups,
-               sounds = def.sounds,
-               door = def.door,
-               on_rightclick = def.on_rightclick,
-               after_dig_node = def.after_dig_node,
-               can_dig = def.can_dig,
-               on_rotate = def.on_rotate,
-               on_blast = def.on_blast,
-               selection_box = {
-                       type = "fixed",
-                       fixed = { -1/2,-1/2,-1/2,1/2,3/2,-6/16}
-               },
-               collision_box = {
-                       type = "fixed",
-                       fixed = { -1/2,-1/2,-1/2,1/2,3/2,-6/16}
-               },
-       })
+       def.drawtype = "mesh"
+       def.paramtype = "light"
+       def.paramtype2 = "facedir"
+       def.sunlight_propagates = true
+       def.walkable = true
+       def.is_ground_content = false
+       def.buildable_to = false
+       def.selection_box = {type = "fixed", fixed = {-1/2,-1/2,-1/2,1/2,3/2,-6/16}}
+       def.collision_box = {type = "fixed", fixed = {-1/2,-1/2,-1/2,1/2,3/2,-6/16}}
 
-       minetest.register_craft({
-               output = "doors:" .. name,
-               recipe = {
-                       {def.material,def.material};
-                       {def.material,def.material};
-                       {def.material,def.material};
-               }
-       })
+       def.mesh = "door_a.obj"
+       minetest.register_node(":" .. name .. "_a", def)
 
-       _doors.registered_doors["doors:" .. name .. "_a"] = true
-       _doors.registered_doors["doors:" .. name .. "_b"] = true
+       def.mesh = "door_b.obj"
+       minetest.register_node(":" .. name .. "_b", def)
+
+       _doors.registered_doors[name .. "_a"] = true
+       _doors.registered_doors[name .. "_b"] = true
 end
 
 doors.register("door_wood", {
                tiles = {{ name = "doors_door_wood.png", backface_culling = true }},
                description = "Wooden Door",
                inventory_image = "doors_item_wood.png",
-               groups = { snappy = 1, choppy = 2, oddly_breakable_by_hand = 2, flammable = 2 },
-               material = "group:wood",
+               groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+               recipe = {
+                       {"group:wood", "group:wood"},
+                       {"group:wood", "group:wood"},
+                       {"group:wood", "group:wood"},
+               }
 })
 
 doors.register("door_steel", {
-               tiles = {{ name = "doors_door_steel.png", backface_culling = true }},
+               tiles = {{name = "doors_door_steel.png", backface_culling = true}},
                description = "Steel Door",
                inventory_image = "doors_item_steel.png",
                protected = true,
-               groups = { snappy = 1, bendy = 2, cracky = 1, melty = 2, level = 2 },
-               material = "default:steel_ingot",
+               groups = {cracky = 1, level = 2},
+               sounds = default.node_sound_metal_defaults(),
+               sound_open = "doors_steel_door_open",
+               sound_close = "doors_steel_door_close",
+               recipe = {
+                       {"default:steel_ingot", "default:steel_ingot"},
+                       {"default:steel_ingot", "default:steel_ingot"},
+                       {"default:steel_ingot", "default:steel_ingot"},
+               }
 })
 
 doors.register("door_glass", {
-               tiles = { "doors_door_glass.png"},
+               tiles = {"doors_door_glass.png"},
                description = "Glass Door",
                inventory_image = "doors_item_glass.png",
-               groups = { snappy=1, cracky=1, oddly_breakable_by_hand=3 },
-               material = "default:glass",
+               groups = {cracky=3, oddly_breakable_by_hand=3},
                sounds = default.node_sound_glass_defaults(),
+               sound_open = "doors_glass_door_open",
+               sound_close = "doors_glass_door_close",
+               recipe = {
+                       {"default:glass", "default:glass"},
+                       {"default:glass", "default:glass"},
+                       {"default:glass", "default:glass"},
+               }
 })
 
 doors.register("door_obsidian_glass", {
-               tiles = { "doors_door_obsidian_glass.png" },
-               description = "Glass Door",
+               tiles = {"doors_door_obsidian_glass.png"},
+               description = "Obsidian Glass Door",
                inventory_image = "doors_item_obsidian_glass.png",
-               groups = { snappy=1, cracky=1, oddly_breakable_by_hand=3 },
-               material = "default:obsidian_glass",
+               groups = {cracky=3},
                sounds = default.node_sound_glass_defaults(),
+               sound_open = "doors_glass_door_open",
+               sound_close = "doors_glass_door_close",
+               recipe = {
+                       {"default:obsidian_glass", "default:obsidian_glass"},
+                       {"default:obsidian_glass", "default:obsidian_glass"},
+                       {"default:obsidian_glass", "default:obsidian_glass"},
+               },
 })
 
+-- Capture mods using the old API as best as possible.
+function doors.register_door(name, def)
+       if def.only_placer_can_open then
+               def.protected = true
+       end
+       def.only_placer_can_open = nil
+
+       local i = name:find(":")
+       local modname = name:sub(1, i - 1)
+       if not def.tiles then
+               if def.protected then
+                       def.tiles = {{name = "doors_door_steel.png", backface_culling = true}}
+               else
+                       def.tiles = {{name = "doors_door_wood.png", backface_culling = true}}
+               end
+               minetest.log("warning", modname .. " registered door \"" .. name .. "\" " ..
+                               "using deprecated API method \"doors.register_door()\" but " ..
+                               "did not provide the \"tiles\" parameter. A fallback tiledef " ..
+                               "will be used instead.")
+       end
+
+       doors.register(name, def)
+end
+
 ----trapdoor----
 
-function _doors.trapdoor_toggle(pos, clicker)
-       if clicker then
+function _doors.trapdoor_toggle(pos, node, clicker)
+       node = node or minetest.get_node(pos)
+       if clicker and not minetest.check_player_privs(clicker, "protection_bypass") then
+               -- is player wielding the right key?
+               local item = clicker:get_wielded_item()
                local meta = minetest.get_meta(pos)
                local owner = meta:get_string("doors_owner")
-               if owner ~= "" then
+               if item:get_name() == "default:key" then
+                       local key_meta = item:get_meta()
+                       local secret = meta:get_string("key_lock_secret")
+
+                       if key_meta:get_string("secret") == "" then
+                               key_meta:set_string("secret", minetest.parse_json(item:get_metadata()).secret)
+                       end
+
+                       if secret ~= key_meta:get_string("secret") then
+                               return false
+                       end
+
+               elseif owner ~= "" then
                        if clicker:get_player_name() ~= owner then
                                return false
                        end
                end
        end
 
-       local node = minetest.get_node(pos)
        local def = minetest.registered_nodes[node.name]
 
        if string.sub(node.name, -5) == "_open" then
-               minetest.sound_play(def.sound_close, {pos = pos, gain = 0.3, max_hear_distance = 10})
-               minetest.swap_node(pos, {name = string.sub(node.name, 1, string.len(node.name) - 5), param1 = node.param1, param2 = node.param2})
+               minetest.sound_play(def.sound_close,
+                       {pos = pos, gain = 0.3, max_hear_distance = 10})
+               minetest.swap_node(pos, {name = string.sub(node.name, 1,
+                       string.len(node.name) - 5), param1 = node.param1, param2 = node.param2})
        else
-               minetest.sound_play(def.sound_open, {pos = pos, gain = 0.3, max_hear_distance = 10})
-               minetest.swap_node(pos, {name = node.name .. "_open", param1 = node.param1, param2 = node.param2})
+               minetest.sound_play(def.sound_open,
+                       {pos = pos, gain = 0.3, max_hear_distance = 10})
+               minetest.swap_node(pos, {name = node.name .. "_open",
+                       param1 = node.param1, param2 = node.param2})
        end
 end
 
 function doors.register_trapdoor(name, def)
+       if not name:find(":") then
+               name = "doors:" .. name
+       end
+
        local name_closed = name
        local name_opened = name.."_open"
 
-       local function check_player_priv(pos, player)
-               if not def.protected then
-                       return true
-               end
-               local meta = minetest.get_meta(pos)
-               local pn = player:get_player_name()
-               return meta:get_string("doors_owner") == pn
-       end
-
-       def.on_rightclick = function(pos, node, clicker)
-               _doors.trapdoor_toggle(pos, clicker)
+       def.on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
+               _doors.trapdoor_toggle(pos, node, clicker)
+               return itemstack
        end
 
        -- Common trapdoor configuration
@@ -447,9 +588,9 @@ function doors.register_trapdoor(name, def)
        def.paramtype = "light"
        def.paramtype2 = "facedir"
        def.is_ground_content = false
-       def.can_dig = check_player_priv
 
        if def.protected then
+               def.can_dig = can_dig_door
                def.after_place_node = function(pos, placer, itemstack, pointed_thing)
                        local pn = placer:get_player_name()
                        local meta = minetest.get_meta(pos)
@@ -460,11 +601,34 @@ function doors.register_trapdoor(name, def)
                end
 
                def.on_blast = function() end
+               def.on_key_use = function(pos, player)
+                       local door = doors.get(pos)
+                       door:toggle(player)
+               end
+               def.on_skeleton_key_use = function(pos, player, newsecret)
+                       local meta = minetest.get_meta(pos)
+                       local owner = meta:get_string("doors_owner")
+                       local pname = player:get_player_name()
+
+                       -- verify placer is owner of lockable door
+                       if owner ~= pname then
+                               minetest.record_protection_violation(pos, pname)
+                               minetest.chat_send_player(pname, "You do not own this trapdoor.")
+                               return nil
+                       end
+
+                       local secret = meta:get_string("key_lock_secret")
+                       if secret == "" then
+                               secret = newsecret
+                               meta:set_string("key_lock_secret", secret)
+                       end
+
+                       return secret, "a locked trapdoor", owner
+               end
        else
                def.on_blast = function(pos, intensity)
                        minetest.remove_node(pos)
-                       minetest.remove_node({ x = pos.x, y = pos.y + 1, z = pos.z})
-                       return { name }
+                       return {name}
                end
        end
 
@@ -491,8 +655,10 @@ function doors.register_trapdoor(name, def)
                type = "fixed",
                fixed = {-0.5, -0.5, -0.5, 0.5, -6/16, 0.5}
        }
-       def_closed.tiles = { def.tile_front, def.tile_front, def.tile_side, def.tile_side,
-               def.tile_side, def.tile_side }
+       def_closed.tiles = {def.tile_front,
+                       def.tile_front .. '^[transformFY',
+                       def.tile_side, def.tile_side,
+                       def.tile_side, def.tile_side}
 
        def_opened.node_box = {
                type = "fixed",
@@ -502,10 +668,11 @@ function doors.register_trapdoor(name, def)
                type = "fixed",
                fixed = {-0.5, -0.5, 6/16, 0.5, 0.5, 0.5}
        }
-       def_opened.tiles = { def.tile_side, def.tile_side,
+       def_opened.tiles = {def.tile_side, def.tile_side,
                        def.tile_side .. '^[transform3',
                        def.tile_side .. '^[transform1',
-                       def.tile_front, def.tile_front }
+                       def.tile_front .. '^[transform46',
+                       def.tile_front .. '^[transform6'}
 
        def_opened.drop = name_closed
        def_opened.groups.not_in_creative_inventory = 1
@@ -523,7 +690,7 @@ doors.register_trapdoor("doors:trapdoor", {
        wield_image = "doors_trapdoor.png",
        tile_front = "doors_trapdoor.png",
        tile_side = "doors_trapdoor_side.png",
-       groups = {snappy=1, choppy=2, oddly_breakable_by_hand=2, flammable=2, door=1},
+       groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2, door = 1},
 })
 
 doors.register_trapdoor("doors:trapdoor_steel", {
@@ -533,7 +700,10 @@ doors.register_trapdoor("doors:trapdoor_steel", {
        tile_front = "doors_trapdoor_steel.png",
        tile_side = "doors_trapdoor_steel_side.png",
        protected = true,
-       groups = {snappy=1, bendy=2, cracky=1, melty=2, level=2, door=1},
+       sounds = default.node_sound_metal_defaults(),
+       sound_open = "doors_steel_door_open",
+       sound_close = "doors_steel_door_close",
+       groups = {cracky = 1, level = 2, door = 1},
 })
 
 minetest.register_craft({
@@ -553,3 +723,149 @@ minetest.register_craft({
        }
 })
 
+
+----fence gate----
+
+function doors.register_fencegate(name, def)
+       local fence = {
+               description = def.description,
+               drawtype = "mesh",
+               tiles = {def.texture},
+               paramtype = "light",
+               paramtype2 = "facedir",
+               sunlight_propagates = true,
+               is_ground_content = false,
+               drop = name .. "_closed",
+               connect_sides = {"left", "right"},
+               groups = def.groups,
+               sounds = def.sounds,
+               on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
+                       local node_def = minetest.registered_nodes[node.name]
+                       minetest.swap_node(pos, {name = node_def.gate, param2 = node.param2})
+                       minetest.sound_play(node_def.sound, {pos = pos, gain = 0.3,
+                               max_hear_distance = 8})
+                       return itemstack
+               end,
+               selection_box = {
+                       type = "fixed",
+                       fixed = {-1/2, -1/2, -1/4, 1/2, 1/2, 1/4},
+               },
+       }
+
+       if not fence.sounds then
+               fence.sounds = default.node_sound_wood_defaults()
+       end
+
+       fence.groups.fence = 1
+
+       local fence_closed = table.copy(fence)
+       fence_closed.mesh = "doors_fencegate_closed.obj"
+       fence_closed.gate = name .. "_open"
+       fence_closed.sound = "doors_fencegate_open"
+       fence_closed.collision_box = {
+               type = "fixed",
+               fixed = {-1/2, -1/2, -1/4, 1/2, 1/2, 1/4},
+       }
+
+       local fence_open = table.copy(fence)
+       fence_open.mesh = "doors_fencegate_open.obj"
+       fence_open.gate = name .. "_closed"
+       fence_open.sound = "doors_fencegate_close"
+       fence_open.groups.not_in_creative_inventory = 1
+       fence_open.collision_box = {
+               type = "fixed",
+               fixed = {{-1/2, -1/2, -1/4, -3/8, 1/2, 1/4},
+                       {-1/2, -3/8, -1/2, -3/8, 3/8, 0}},
+       }
+
+       minetest.register_node(":" .. name .. "_closed", fence_closed)
+       minetest.register_node(":" .. name .. "_open", fence_open)
+
+       minetest.register_craft({
+               output = name .. "_closed",
+               recipe = {
+                       {"default:stick", def.material, "default:stick"},
+                       {"default:stick", def.material, "default:stick"}
+               }
+       })
+end
+
+doors.register_fencegate("doors:gate_wood", {
+       description = "Wooden Fence Gate",
+       texture = "default_wood.png",
+       material = "default:wood",
+       groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+})
+
+doors.register_fencegate("doors:gate_acacia_wood", {
+       description = "Acacia Fence Gate",
+       texture = "default_acacia_wood.png",
+       material = "default:acacia_wood",
+       groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+})
+
+doors.register_fencegate("doors:gate_junglewood", {
+       description = "Junglewood Fence Gate",
+       texture = "default_junglewood.png",
+       material = "default:junglewood",
+       groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+})
+
+doors.register_fencegate("doors:gate_pine_wood", {
+       description = "Pine Fence Gate",
+       texture = "default_pine_wood.png",
+       material = "default:pine_wood",
+       groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3}
+})
+
+doors.register_fencegate("doors:gate_aspen_wood", {
+       description = "Aspen Fence Gate",
+       texture = "default_aspen_wood.png",
+       material = "default:aspen_wood",
+       groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3}
+})
+
+
+----fuels----
+
+minetest.register_craft({
+       type = "fuel",
+       recipe = "doors:trapdoor",
+       burntime = 7,
+})
+
+minetest.register_craft({
+       type = "fuel",
+       recipe = "doors:door_wood",
+       burntime = 14,
+})
+
+minetest.register_craft({
+       type = "fuel",
+       recipe = "doors:gate_wood_closed",
+       burntime = 7,
+})
+
+minetest.register_craft({
+       type = "fuel",
+       recipe = "doors:gate_acacia_wood_closed",
+       burntime = 8,
+})
+
+minetest.register_craft({
+       type = "fuel",
+       recipe = "doors:gate_junglewood_closed",
+       burntime = 9,
+})
+
+minetest.register_craft({
+       type = "fuel",
+       recipe = "doors:gate_pine_wood_closed",
+       burntime = 6,
+})
+
+minetest.register_craft({
+       type = "fuel",
+       recipe = "doors:gate_aspen_wood_closed",
+       burntime = 5,
+})