convert doors over to use minetest_game doors API

simplify gates code a bit

homedecor_doors_and_gates/init.lua

@@ -2,293 +2,139 @@
 
 local S = homedecor.gettext
 
-local function N_(x) return x end
+-- new doors using minetest_game doors API
 
-local m_rules
-if minetest.global_exists("mesecon") then
-	m_rules = mesecon and mesecon.rules and mesecon.rules.pplate
-end
-
--- doors
-
-local function isSolid(pos, adjust)
-    local adj = {x = adjust[1], y = adjust[2], z = adjust[3]}
-    local node = minetest.get_node(vector.add(pos,adj))
-    if node then
-        local idef = minetest.registered_nodes[minetest.get_node(vector.add(pos,adj)).name]
-        if idef then
-            return idef.walkable
-        end
-    end
-    return false
-end
-
-local function countSolids(pos,node,level)
-    local solids = 0
-    for x = -1, 1 do
-        for z = -1, 1 do
-            local y = (node.param2 == 5) and -level or level
-            -- special cases when x == z == 0
-            if x == 0 and z == 0 then
-                if level == 1 then
-                    -- when looking past the trap door, cannot be solid in center
-                    if isSolid(pos,{x,y,z}) then
-                        return false
-                    end
-                    -- no else. it doesn't matter if x == y == z is solid, that's us.
-                end
-            elseif isSolid(pos,{x,y,z}) then
-                solids = solids + 1
-            end
-        end
-    end
-    return solids
-end
-
-local function calculateClosed(pos)
-    local node = minetest.get_node(pos)
-    -- the door is considered closed if it is closing off something.
-
-    local direction = node.param2 % 6
-    local isTrap = direction == 0 or direction == 5
-    if isTrap then
-        -- the trap door is considered closed when all nodes on its sides are solid
-        -- or all nodes in the 3x3 above/below it are solid except the center
-        for level = 0, 1 do
-            local solids = countSolids(pos,node,level)
-            if solids == 8 then
-                return true
-            end
-        end
-        return false
-    else
-        -- the door is considered closed when the nodes on its sides are solid
-        -- or the 3 nodes in its facing direction are solid nonsolid solid
-        -- if the door has two levels (i.e. not a gate) then this must
-        -- be true for the top node as well.
-
-        -- sorry I dunno the math to figure whether to x or z
-        if direction == 1 or direction == 2 then
-            if isSolid(pos,{0,0,-1}) and isSolid(pos,{0,0,1}) then
-                if string.find(node.name,'_bottom_') then
-                    return calculateClosed({x=pos.x,y=pos.y+1,z=pos.z})
-                else
-                    return true
-                end
-            end
-            local x = (direction == 1) and 1 or -1
-            if isSolid(pos,{x,0,-1}) and not isSolid(pos,{x,0,0}) and isSolid(pos,{x,0,1}) then
-                if string.find(node.name,'_bottom_') then
-                    return calculateClosed({x=pos.x,y=pos.y+1,z=pos.z})
-                else
-                    return true
-                end
-            end
-            return false
-        else
-            -- direction == 3 or 4
-            if isSolid(pos,{-1,0,0}) and isSolid(pos,{1,0,0}) then
-                if string.find(node.name,'_bottom_') then
-                    return calculateClosed({x=pos.x,y=pos.y+1,z=pos.z})
-                else
-                    return true
-                end
-            end
-            local z = (direction == 3) and 1 or -1
-            if isSolid(pos,{-1,0,z}) and not isSolid(pos,{0,0,z}) and isSolid(pos,{1,0,z}) then
-                if string.find(node.name,'_bottom_') then
-                    return calculateClosed({x=pos.x,y=pos.y+1,z=pos.z})
-                else
-                    return true
-                end
-            end
-            return false
-        end
-    end
-end
-
--- isClosed flag, is 0 or 1 0 = open, 1 = closed
-local function getClosed(pos)
-    local isClosed = minetest.get_meta(pos):get_string('closed')
-    if isClosed=='' then
-	return calculateClosed(pos)
-    else
-        isClosed = tonumber(isClosed)
-        -- may be closed or open (1 or 0)
-        return isClosed == 1
-    end
-end
-
-local function addDoorNode(pos,def,isClosed)
-    minetest.set_node(pos, def)
-    minetest.get_meta(pos):set_int('closed', isClosed and 1 or 0)
-end
-
-local door_model_list = {
-	{	name = "closet_mahogany",
-		description = N_("Mahogany Closet Door (@1 opening)"),
-		mesh = "homedecor_door_closet.obj"
-	},
-
-	{	name = "closet_oak",
-		description = N_("Oak Closet Door (@1 opening)"),
-		mesh = "homedecor_door_closet.obj"
+local door_list = {
+	{	name = "wood_plain",
+		description = "Plain Wooden Door",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_wood_defaults(),
+			open = "homedecor_door_open",
+			close = "homedecor_door_close",
+		}
 	},
 
 	{	name = "exterior_fancy",
-		description = N_("Fancy Wood/Glass Door (@1 opening)"),
-		mesh = "homedecor_door_fancy.obj",
-		tiles = {
-			"homedecor_door_exterior_fancy.png",
-			"homedecor_door_exterior_fancy_insert.png"
+		description = "Fancy Wood/Glass Door",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_wood_defaults(),
+			open = "homedecor_door_open",
+			close = "homedecor_door_close",
 		},
-		usealpha = true
+		backface = true,
+		alpha = true
 	},
 
 	{	name = "wood_glass_oak",
-		description = N_("Glass and Wood, Oak-colored (@1 opening)"),
-		mesh = "homedecor_door_wood_glass.obj",
-		tiles = {
-			"homedecor_door_wood_glass_oak.png",
-			"homedecor_door_wood_glass_insert.png",
-		}
+		description = "Glass and Wood, Oak-colored",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_glass_defaults(),
+		},
 	},
 
 	{	name = "wood_glass_mahogany",
-		description = N_("Glass and Wood, Mahogany-colored (@1 opening)"),
-		mesh = "homedecor_door_wood_glass.obj",
-		tiles = {
-			"homedecor_door_wood_glass_mahogany.png",
-			"homedecor_door_wood_glass_insert.png",
-		}
+		description = "Glass and Wood, Mahogany-colored",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_glass_defaults(),
+		},
 	},
 
 	{	name = "wood_glass_white",
-		description = N_("Glass and Wood, White (@1 opening)"),
-		mesh = "homedecor_door_wood_glass.obj",
-		tiles = {
-			"homedecor_door_wood_glass_white.png",
-			"homedecor_door_wood_glass_insert.png",
-		}
+		description = "Glass and Wood, White",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_glass_defaults(),
 		},
-
-	{	name = "wood_plain",
-		description = N_("Plain Wooden Door (@1 opening)"),
-		mesh = "homedecor_door_plain.obj"
 	},
 
 	{	name = "bedroom",
-		description = N_("White Bedroom Door (@1 opening)"),
-		mesh = "homedecor_door_plain.obj"
+		description = "White Bedroom Door",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_wood_defaults(),
+			open = "homedecor_door_open",
+			close = "homedecor_door_close",
+		}
 	},
 
 	{	name = "wrought_iron",
-		description = N_("Wrought Iron Gate/Door (@1 opening)"),
-		mesh = "homedecor_door_wrought_iron.obj"
+		description = "Wrought Iron Gate/Door",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_metal_defaults(),
+			open = "doors_steel_door_open",
+			close = "doors_steel_door_close",
+		},
+		backface = true,
 	},
 
 	{	name = "woodglass",
-		description = N_("Wooden door with glass insert (@1 opening)"),
-		mesh = "homedecor_door_woodglass_typea.obj",
-		tiles = {
-			"homedecor_door_woodglass_typea.png",
-			"homedecor_door_woodglass_typea_insert.png",
+		description = "Wooden door with glass insert",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_wood_defaults(),
+			open = "homedecor_door_open",
+			close = "homedecor_door_close",
 		},
-		usealpha = true
+		backface = true,
+		alpha = true
 	},
 
 	{	name = "woodglass2",
-		description = N_("Wooden door with glass insert, type 2 (@1 opening)"),
-		mesh = "homedecor_door_plain.obj",
-		usealpha = true
+		description = "Wooden door with glass insert, type 2",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_wood_defaults(),
+			open = "homedecor_door_open",
+			close = "homedecor_door_close",
+		},
+		backface = true,
+		alpha = true
+	},
+
+	{	name = "closet_mahogany",
+		description = "Mahogany Closet Door",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_wood_defaults(),
+		}
+	},
+
+	{	name = "closet_oak",
+		description = "Oak Closet Door",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = {
+			main = default.node_sound_wood_defaults(),
+		}
 	},
 }
 
-local def_selbox = {
-	type = "fixed",
-	fixed = { -0.5, -0.5, 0.375, 0.5, 1.5, 0.5 }
-}
+local old_doors = {}
 
-local sides = { N_("left"), N_("right") }
-
-for i, side in ipairs(sides) do
-
-	for _, door_model in ipairs(door_model_list) do
-
-		local doorname = door_model.name
-
-		local selbox = door_model.selectbox or def_selbox
-		local colbox = door_model.collisionbox or door_model.selectbox or def_selbox
-		local mesh = door_model.mesh
-		local groups = {snappy = 3}
-
-		if side == "right" then
-			mesh = string.gsub(door_model.mesh, ".obj", "_right.obj")
-			groups = {snappy = 3, not_in_creative_inventory = 1}
-		end
-
-		minetest.register_node(":homedecor:door_"..doorname.."_"..side, {
-			description = S(door_model.description, S(side)),
-			drawtype = "mesh",
-			mesh = mesh,
-			tiles = door_model.tiles or { "homedecor_door_"..doorname..".png" },
-			inventory_image = "homedecor_door_"..doorname.."_inv.png",
-			wield_image = "homedecor_door_"..doorname.."_inv.png",
-			paramtype = "light",
-			paramtype2 = "facedir",
-			groups = groups,
-			sounds = default.node_sound_wood_defaults(),
-			use_texture_alpha = door_model.usealpha,
-			selection_box = selbox,
-			collision_box = colbox,
-			on_rotate = screwdriver.rotate_simple,
-			on_place = function(itemstack, placer, pointed_thing)
-				return homedecor.stack_wing(itemstack, placer, pointed_thing,
-					"homedecor:door_"..doorname.."_left", "air",
-					"homedecor:door_"..doorname.."_right", "air")
-			end,
-			on_construct = function(pos)
-				minetest.get_meta(pos):set_int("closed", 1)
-			end,
-			on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-				homedecor.flip_door(pos, node, clicker, doorname, side)
-				return itemstack
-			end,
-		    -- both left and right doors may be used for open or closed doors
-		    -- so they have to have both action_on and action_off and just
-		    -- check when that action is invoked if to continue
-
-		    on_punch = function(pos, node, puncher)
-		        minetest.get_meta(pos):set_string('closed',nil)
-		    end,
-			drop = "homedecor:door_"..doorname.."_left",
-		    mesecons = {
-		        effector = {
-					rules = m_rules,
-		            action_on = function(pos,node)
-		                local isClosed = getClosed(pos)
-		                if isClosed then
-		                    homedecor.flip_door(pos,node,nil,doorname,side,isClosed)
-		                end
-		            end,
-		            action_off = function(pos,node)
-		                local isClosed = getClosed(pos)
-		                if not isClosed then
-		                    homedecor.flip_door(pos,node,nil,doorname,side,isClosed)
-		                end
-		            end
-		        }
-		    }
+for _, door in ipairs(door_list) do
+	doors.register(door.name, {
+			tiles = {{ name = "homedecor_door_"..door.name..".png", backface_culling = door.backface }},
+			description = door.description,
+			inventory_image = "homedecor_door_"..door.name.."_inv.png",
+			groups = table.copy(door.groups),
+			sounds = door.sounds.main,
+			sound_open = door.sounds.open,
+			sound_close = door.sounds.close
+	})
+	if door.alpha then
+		minetest.override_item("doors:"..door.name.."_a", {
+			use_texture_apha = true
+		})
+		minetest.override_item("doors:"..door.name.."_b", {
+			use_texture_apha = true
 		})
-
-		minetest.register_alias("homedecor:door_"..doorname.."_top_"..side, "air")
-		minetest.register_alias("homedecor:door_"..doorname.."_bottom_"..side, "homedecor:door_"..doorname.."_"..side)
-
 	end			
-
-	minetest.register_alias("homedecor:door_wood_glass_top_"..side, "air")
-	minetest.register_alias("homedecor:door_wood_glass_bottom_"..side, "homedecor:door_wood_glass_oak_"..side)
-
+	old_doors[#old_doors + 1] = "homedecor:door_"..door.name.."_left"
+	old_doors[#old_doors + 1] = "homedecor:door_"..door.name.."_right"
 end
 
 -- Gates
@@ -451,56 +297,11 @@ minetest.register_alias("homedecor:fence_picket_gate_closed",       "homedecor:g
 minetest.register_alias("homedecor:fence_picket_gate_white_open",   "homedecor:gate_picket_white_open")
 minetest.register_alias("homedecor:fence_picket_gate_white_closed", "homedecor:gate_picket_white_closed")
 
--- to open a door, you switch left for right and subtract from param2, or vice versa right for left
--- that is to say open "right" doors become left door nodes, and open left doors right door nodes.
--- also adjusting param2 so the node is at 90 degrees.
-
-function homedecor.flip_door(pos, node, player, name, side, isClosed)
-    if isClosed == nil then
-        isClosed = getClosed(pos)
-    end
-    -- this is where we swap the isClosed status!
-    -- i.e. if isClosed, we're adding an open door
-    -- and if not isClosed, a closed door
-    isClosed = not isClosed
-
-	local rside
-	local nfdir
-	local ofdir = node.param2 or 0
-	if side == "left" then
-		rside = "right"
-		nfdir=ofdir - 1
-		if nfdir < 0 then nfdir = 3 end
-	else
-		rside = "left"
-		nfdir=ofdir + 1
-		if nfdir > 3 then nfdir = 0 end
-	end
-	local sound = isClosed and 'close' or 'open'
-	minetest.sound_play("homedecor_door_"..sound, {
-		pos=pos,
-        max_hear_distance = 5,
-		gain = 2,
-	})
-    -- XXX: does the top half have to remember open/closed too?
-	minetest.set_node({x=pos.x, y=pos.y+1, z=pos.z}, { name =  "homedecor:door_"..name.."_top_"..rside, param2=nfdir})
-
-    addDoorNode(pos,{ name = "homedecor:door_"..name.."_bottom_"..rside, param2=nfdir },isClosed)
-end
-
 function homedecor.flip_gate(pos, node, player, gate, oc)
-    local isClosed = getClosed(pos);
-    minetest.sound_play("homedecor_gate_open_close", {
-		pos=pos,
-		max_hear_distance = 5,
-		gain = 2,
-	})
+
 
 	local fdir = node.param2 or 0
 
-    -- since right facing gates use "open" nodes for closed, we need an
-    -- isClosed flag to tell if it's "really" closed.
-
 	local gateresult
 	if oc == "closed" then
 		gateresult = "homedecor:gate_"..gate.."_open"
@@ -508,12 +309,14 @@ function homedecor.flip_gate(pos, node, player, gate, oc)
 		gateresult = "homedecor:gate_"..gate.."_closed"
 	end
 
-    local def = {name=gateresult, param2=fdir}
-
-    addDoorNode(pos, def, isClosed)
+	minetest.set_node(pos, {name = gateresult, param2 = fdir})
+    minetest.sound_play("homedecor_gate_open_close", {
+		pos=pos,
+		max_hear_distance = 5,
+		gain = 2,
+	})
 
     -- the following opens and closes gates below and above in sync with this one
-    -- (without three gate open/close sounds)
 
     local above = {x=pos.x, y=pos.y+1, z=pos.z}
     local below = {x=pos.x, y=pos.y-1, z=pos.z}
@@ -521,11 +324,11 @@ function homedecor.flip_gate(pos, node, player, gate, oc)
     local nodebelow = minetest.get_node(below)
 
 	if string.find(nodeabove.name, "homedecor:gate_"..gate) then
-        addDoorNode(above, def, isClosed)
+        minetest.set_node(above, {name = gateresult, param2 = fdir})
 	end
 
 	if string.find(nodebelow.name, "homedecor:gate_"..gate) then
-        addDoorNode(below, def, isClosed)
+        minetest.set_node(below, {name = gateresult, param2 = fdir})
 	end
 end
 
@@ -866,3 +669,25 @@ minetest.register_alias("homedecor:jpn_door_bottom_open", "homedecor:door_japane
 
 minetest.register_alias("homedecor:door_glass_right", "doors:door_glass_b")
 minetest.register_alias("homedecor:door_glass_left", "doors:door_glass_a")
+
+-- flip old homedecor doors around, since they use minetest_game doors API now
+
+minetest.register_lbm({
+	name = ":homedecor:convert_doors",
+	label = "Convert Homedecor doors to mtg doors API",
+	nodenames = old_doors,
+	run_at_every_load = false,
+	action = function(pos, node)
+		-- old doors param2:  N=0, E=1, S=2, W=3
+		local newparam2 = (node.param2 + 2) % 4
+		local e = string.find(node.name, "_", -7)
+		local dir = string.sub(node.name, e+1)
+		local newname = "doors:"..string.sub(node.name, 16, e-1)
+		if dir == "right" then
+			minetest.set_node(pos, {name = newname.."_a", param2 = newparam2 })
+		else
+			minetest.set_node(pos, {name = newname.."_b", param2 = newparam2 })
+		end
+		minetest.set_node({x=pos.x, y=pos.y+1, z=pos.z}, {name = "doors:hidden"})
+	end
+})