Shared drawers: new feature

lua/api.lua

@@ -45,7 +45,8 @@ else
 	x_offset = 0.5
 end
 
-drawers.drawer_formspec = "size[9,7]" ..
+local drawers_formspec_data = {}
+local drawer_formspec = "size[9,7]" ..
 	"list[context;upgrades;2,0.5;5,1;]" ..
 	"list[current_player;main;" .. x_offset ..
 	",3;" .. formspec_size .. ";]" ..
@@ -56,6 +57,18 @@ drawers.drawer_formspec = "size[9,7]" ..
 	drawers.gui_slots ..
 	drawers.get_upgrade_slots_bg(2, 0.5)
 
+drawers.get_drawer_formspec = function(pos)
+	local shared
+	if minetest.get_meta(pos):get_string("shared") == "true" then
+		shared = "true"
+	else
+		shared = "false"
+	end
+
+	return drawer_formspec ..
+		"checkbox[3.5,2;shared;" .. S("Shared") .. ";" .. shared .. "]"
+end
+
 -- construct drawer
 function drawers.drawer_on_construct(pos)
 	local node = core.get_node(pos)
@@ -90,9 +103,18 @@ function drawers.drawer_on_construct(pos)
 
 	-- create drawer upgrade inventory
 	meta:get_inventory():set_size("upgrades", 5)
+end
 
-	-- set the formspec
-	meta:set_string("formspec", drawers.drawer_formspec)
+-- show formspec on right click
+drawers.drawer_on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
+	if not clicker:is_player() then
+		return
+	end
+	local pname = clicker:get_player_name()
+	if not minetest.is_protected(pos, pname) then
+		drawers_formspec_data[pname] = pos
+		minetest.show_formspec(pname, "drawers:drawer", drawers.get_drawer_formspec(pos))
+	end
 end
 
 -- destruct drawer
@@ -303,6 +325,7 @@ function drawers.register_drawer(name, def)
 
 	-- events
 	def.on_construct = drawers.drawer_on_construct
+	def.on_rightclick = drawers.drawer_on_rightclick
 	def.on_destruct = drawers.drawer_on_destruct
 	def.on_dig = drawers.drawer_on_dig
 	def.allow_metadata_inventory_put = drawers.drawer_allow_metadata_inventory_put
@@ -436,3 +459,13 @@ function drawers.register_drawer_upgrade(name, def)
 	end
 end
 
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname ~= "drawers:drawer" then return end
+	local pname = player:get_player_name()
+	local pos = drawers_formspec_data[pname]
+	if pos and fields.shared then
+		local meta = minetest.get_meta(pos)
+		meta:set_string("shared", fields.shared)
+	end
+	drawers_formspec_data[pname] = nil
+end)

lua/visual.lua

@@ -151,7 +151,8 @@ core.register_entity("drawers:visual", {
 	end,
 
 	on_rightclick = function(self, clicker)
-		if core.is_protected(self.drawer_pos, clicker:get_player_name()) then
+		if core.is_protected(self.drawer_pos, clicker:get_player_name()) and
+			minetest.get_meta(self.drawer_pos):get_string("shared") ~= "true" then
 			core.record_protection_violation(self.drawer_pos, clicker:get_player_name())
 			return
 		end
@@ -214,7 +215,8 @@ core.register_entity("drawers:visual", {
 			return
 		end
 		local add_stack = not puncher:get_player_control().sneak
-		if core.is_protected(self.drawer_pos, puncher:get_player_name()) then
+		if core.is_protected(self.drawer_pos, puncher:get_player_name()) and
+			minetest.get_meta(self.drawer_pos):get_string("shared") ~= "true" then
 		   core.record_protection_violation(self.drawer_pos, puncher:get_player_name())
 		   return
 		end
@@ -437,7 +439,7 @@ core.register_lbm({
 		-- create drawer upgrade inventory
 		meta:get_inventory():set_size("upgrades", 5)
 		-- set the formspec
-		meta:set_string("formspec", drawers.drawer_formspec)
+		meta:set_string("formspec", "")
 
 		-- count the drawer visuals
 		local drawerType = core.registered_nodes[node.name].groups.drawer