Use "core" namespace internally

builtin/game/register.lua

@@ -4,35 +4,35 @@
 -- Make raw registration functions inaccessible to anyone except this file
 --
 
-local register_item_raw = minetest.register_item_raw
-minetest.register_item_raw = nil
+local register_item_raw = core.register_item_raw
+core.register_item_raw = nil
 
-local register_alias_raw = minetest.register_alias_raw
-minetest.register_item_raw = nil
+local register_alias_raw = core.register_alias_raw
+core.register_item_raw = nil
 
 --
 -- Item / entity / ABM registration functions
 --
 
-minetest.registered_abms = {}
-minetest.registered_entities = {}
-minetest.registered_items = {}
-minetest.registered_nodes = {}
-minetest.registered_craftitems = {}
-minetest.registered_tools = {}
-minetest.registered_aliases = {}
+core.registered_abms = {}
+core.registered_entities = {}
+core.registered_items = {}
+core.registered_nodes = {}
+core.registered_craftitems = {}
+core.registered_tools = {}
+core.registered_aliases = {}
 
 -- For tables that are indexed by item name:
--- If table[X] does not exist, default to table[minetest.registered_aliases[X]]
+-- If table[X] does not exist, default to table[core.registered_aliases[X]]
 local alias_metatable = {
 	__index = function(t, name)
-		return rawget(t, minetest.registered_aliases[name])
+		return rawget(t, core.registered_aliases[name])
 	end
 }
-setmetatable(minetest.registered_items, alias_metatable)
-setmetatable(minetest.registered_nodes, alias_metatable)
-setmetatable(minetest.registered_craftitems, alias_metatable)
-setmetatable(minetest.registered_tools, alias_metatable)
+setmetatable(core.registered_items, alias_metatable)
+setmetatable(core.registered_nodes, alias_metatable)
+setmetatable(core.registered_craftitems, alias_metatable)
+setmetatable(core.registered_tools, alias_metatable)
 
 -- These item names may not be used because they would interfere
 -- with legacy itemstrings
@@ -55,7 +55,7 @@ local function check_modname_prefix(name)
 		return name:sub(2)
 	else
 		-- Modname prefix enforcement
-		local expected_prefix = minetest.get_current_modname() .. ":"
+		local expected_prefix = core.get_current_modname() .. ":"
 		if name:sub(1, #expected_prefix) ~= expected_prefix then
 			error("Name " .. name .. " does not follow naming conventions: " ..
 				"\"modname:\" or \":\" prefix required")
@@ -69,12 +69,12 @@ local function check_modname_prefix(name)
 	end
 end
 
-function minetest.register_abm(spec)
-	-- Add to minetest.registered_abms
-	minetest.registered_abms[#minetest.registered_abms+1] = spec
+function core.register_abm(spec)
+	-- Add to core.registered_abms
+	core.registered_abms[#core.registered_abms+1] = spec
 end
 
-function minetest.register_entity(name, prototype)
+function core.register_entity(name, prototype)
 	-- Check name
 	if name == nil then
 		error("Unable to register entity: Name is nil")
@@ -84,11 +84,11 @@ function minetest.register_entity(name, prototype)
 	prototype.name = name
 	prototype.__index = prototype  -- so that it can be used as a metatable
 
-	-- Add to minetest.registered_entities
-	minetest.registered_entities[name] = prototype
+	-- Add to core.registered_entities
+	core.registered_entities[name] = prototype
 end
 
-function minetest.register_item(name, itemdef)
+function core.register_item(name, itemdef)
 	-- Check name
 	if name == nil then
 		error("Unable to register item: Name is nil")
@@ -110,16 +110,16 @@ function minetest.register_item(name, itemdef)
 				fixed = {-1/8, -1/2, -1/8, 1/8, 1/2, 1/8},
 			}
 		end
-		setmetatable(itemdef, {__index = minetest.nodedef_default})
-		minetest.registered_nodes[itemdef.name] = itemdef
+		setmetatable(itemdef, {__index = core.nodedef_default})
+		core.registered_nodes[itemdef.name] = itemdef
 	elseif itemdef.type == "craft" then
-		setmetatable(itemdef, {__index = minetest.craftitemdef_default})
-		minetest.registered_craftitems[itemdef.name] = itemdef
+		setmetatable(itemdef, {__index = core.craftitemdef_default})
+		core.registered_craftitems[itemdef.name] = itemdef
 	elseif itemdef.type == "tool" then
-		setmetatable(itemdef, {__index = minetest.tooldef_default})
-		minetest.registered_tools[itemdef.name] = itemdef
+		setmetatable(itemdef, {__index = core.tooldef_default})
+		core.registered_tools[itemdef.name] = itemdef
 	elseif itemdef.type == "none" then
-		setmetatable(itemdef, {__index = minetest.noneitemdef_default})
+		setmetatable(itemdef, {__index = core.noneitemdef_default})
 	else
 		error("Unable to register item: Type is invalid: " .. dump(itemdef))
 	end
@@ -131,7 +131,7 @@ function minetest.register_item(name, itemdef)
 
 	-- BEGIN Legacy stuff
 	if itemdef.cookresult_itemstring ~= nil and itemdef.cookresult_itemstring ~= "" then
-		minetest.register_craft({
+		core.register_craft({
 			type="cooking",
 			output=itemdef.cookresult_itemstring,
 			recipe=itemdef.name,
@@ -139,7 +139,7 @@ function minetest.register_item(name, itemdef)
 		})
 	end
 	if itemdef.furnace_burntime ~= nil and itemdef.furnace_burntime >= 0 then
-		minetest.register_craft({
+		core.register_craft({
 			type="fuel",
 			recipe=itemdef.name,
 			burntime=itemdef.furnace_burntime
@@ -150,18 +150,18 @@ function minetest.register_item(name, itemdef)
 	-- Disable all further modifications
 	getmetatable(itemdef).__newindex = {}
 
-	--minetest.log("Registering item: " .. itemdef.name)
-	minetest.registered_items[itemdef.name] = itemdef
-	minetest.registered_aliases[itemdef.name] = nil
+	--core.log("Registering item: " .. itemdef.name)
+	core.registered_items[itemdef.name] = itemdef
+	core.registered_aliases[itemdef.name] = nil
 	register_item_raw(itemdef)
 end
 
-function minetest.register_node(name, nodedef)
+function core.register_node(name, nodedef)
 	nodedef.type = "node"
-	minetest.register_item(name, nodedef)
+	core.register_item(name, nodedef)
 end
 
-function minetest.register_craftitem(name, craftitemdef)
+function core.register_craftitem(name, craftitemdef)
 	craftitemdef.type = "craft"
 
 	-- BEGIN Legacy stuff
@@ -170,10 +170,10 @@ function minetest.register_craftitem(name, craftitemdef)
 	end
 	-- END Legacy stuff
 
-	minetest.register_item(name, craftitemdef)
+	core.register_item(name, craftitemdef)
 end
 
-function minetest.register_tool(name, tooldef)
+function core.register_tool(name, tooldef)
 	tooldef.type = "tool"
 	tooldef.stack_max = 1
 
@@ -209,39 +209,39 @@ function minetest.register_tool(name, tooldef)
 	end
 	-- END Legacy stuff
 
-	minetest.register_item(name, tooldef)
+	core.register_item(name, tooldef)
 end
 
-function minetest.register_alias(name, convert_to)
+function core.register_alias(name, convert_to)
 	if forbidden_item_names[name] then
 		error("Unable to register alias: Name is forbidden: " .. name)
 	end
-	if minetest.registered_items[name] ~= nil then
-		minetest.log("WARNING: Not registering alias, item with same name" ..
+	if core.registered_items[name] ~= nil then
+		core.log("WARNING: Not registering alias, item with same name" ..
 			" is already defined: " .. name .. " -> " .. convert_to)
 	else
-		--minetest.log("Registering alias: " .. name .. " -> " .. convert_to)
-		minetest.registered_aliases[name] = convert_to
+		--core.log("Registering alias: " .. name .. " -> " .. convert_to)
+		core.registered_aliases[name] = convert_to
 		register_alias_raw(name, convert_to)
 	end
 end
 
-local register_biome_raw = minetest.register_biome
-minetest.registered_biomes = {}
-function minetest.register_biome(biome)
-	minetest.registered_biomes[biome.name] = biome
+local register_biome_raw = core.register_biome
+core.registered_biomes = {}
+function core.register_biome(biome)
+	core.registered_biomes[biome.name] = biome
 	register_biome_raw(biome)
 end
 
-function minetest.on_craft(itemstack, player, old_craft_list, craft_inv)
-	for _, func in ipairs(minetest.registered_on_crafts) do
+function core.on_craft(itemstack, player, old_craft_list, craft_inv)
+	for _, func in ipairs(core.registered_on_crafts) do
 		itemstack = func(itemstack, player, old_craft_list, craft_inv) or itemstack
 	end
 	return itemstack
 end
 
-function minetest.craft_predict(itemstack, player, old_craft_list, craft_inv)
-	for _, func in ipairs(minetest.registered_craft_predicts) do
+function core.craft_predict(itemstack, player, old_craft_list, craft_inv)
+	for _, func in ipairs(core.registered_craft_predicts) do
 		itemstack = func(itemstack, player, old_craft_list, craft_inv) or itemstack
 	end
 	return itemstack
@@ -251,32 +251,32 @@ end
 -- created via itemstrings (e.g. /give)
 local name
 for name in pairs(forbidden_item_names) do
-	minetest.registered_aliases[name] = ""
+	core.registered_aliases[name] = ""
 	register_alias_raw(name, "")
 end
 
 
 -- Deprecated:
--- Aliases for minetest.register_alias (how ironic...)
---minetest.alias_node = minetest.register_alias
---minetest.alias_tool = minetest.register_alias
---minetest.alias_craftitem = minetest.register_alias
+-- Aliases for core.register_alias (how ironic...)
+--core.alias_node = core.register_alias
+--core.alias_tool = core.register_alias
+--core.alias_craftitem = core.register_alias
 
 --
 -- Built-in node definitions. Also defined in C.
 --
 
-minetest.register_item(":unknown", {
+core.register_item(":unknown", {
 	type = "none",
 	description = "Unknown Item",
 	inventory_image = "unknown_item.png",
-	on_place = minetest.item_place,
-	on_drop = minetest.item_drop,
+	on_place = core.item_place,
+	on_drop = core.item_drop,
 	groups = {not_in_creative_inventory=1},
 	diggable = true,
 })
 
-minetest.register_node(":air", {
+core.register_node(":air", {
 	description = "Air (you hacker you!)",
 	inventory_image = "unknown_node.png",
 	wield_image = "unknown_node.png",
@@ -292,7 +292,7 @@ minetest.register_node(":air", {
 	groups = {not_in_creative_inventory=1},
 })
 
-minetest.register_node(":ignore", {
+core.register_node(":ignore", {
 	description = "Ignore (you hacker you!)",
 	inventory_image = "unknown_node.png",
 	wield_image = "unknown_node.png",
@@ -309,20 +309,20 @@ minetest.register_node(":ignore", {
 })
 
 -- The hand (bare definition)
-minetest.register_item(":", {
+core.register_item(":", {
 	type = "none",
 	groups = {not_in_creative_inventory=1},
 })
 
 
-function minetest.override_item(name, redefinition)
+function core.override_item(name, redefinition)
 	if redefinition.name ~= nil then
 		error("Attempt to redefine name of "..name.." to "..dump(redefinition.name), 2)
 	end
 	if redefinition.type ~= nil then
 		error("Attempt to redefine type of "..name.." to "..dump(redefinition.type), 2)
 	end
-	local item = minetest.registered_items[name]
+	local item = core.registered_items[name]
 	if not item then
 		error("Attempt to override non-existent item "..name, 2)
 	end
@@ -333,7 +333,7 @@ function minetest.override_item(name, redefinition)
 end
 
 
-function minetest.run_callbacks(callbacks, mode, ...)
+function core.run_callbacks(callbacks, mode, ...)
 	assert(type(callbacks) == "table")
 	local cb_len = #callbacks
 	if cb_len == 0 then
@@ -387,24 +387,24 @@ local function make_registration_reverse()
 	return t, registerfunc
 end
 
-minetest.registered_on_chat_messages, minetest.register_on_chat_message = make_registration()
-minetest.registered_globalsteps, minetest.register_globalstep = make_registration()
-minetest.registered_playerevents, minetest.register_playerevent = make_registration()
-minetest.registered_on_mapgen_inits, minetest.register_on_mapgen_init = make_registration()
-minetest.registered_on_shutdown, minetest.register_on_shutdown = make_registration()
-minetest.registered_on_punchnodes, minetest.register_on_punchnode = make_registration()
-minetest.registered_on_placenodes, minetest.register_on_placenode = make_registration()
-minetest.registered_on_dignodes, minetest.register_on_dignode = make_registration()
-minetest.registered_on_generateds, minetest.register_on_generated = make_registration()
-minetest.registered_on_newplayers, minetest.register_on_newplayer = make_registration()
-minetest.registered_on_dieplayers, minetest.register_on_dieplayer = make_registration()
-minetest.registered_on_respawnplayers, minetest.register_on_respawnplayer = make_registration()
-minetest.registered_on_prejoinplayers, minetest.register_on_prejoinplayer = make_registration()
-minetest.registered_on_joinplayers, minetest.register_on_joinplayer = make_registration()
-minetest.registered_on_leaveplayers, minetest.register_on_leaveplayer = make_registration()
-minetest.registered_on_player_receive_fields, minetest.register_on_player_receive_fields = make_registration_reverse()
-minetest.registered_on_cheats, minetest.register_on_cheat = make_registration()
-minetest.registered_on_crafts, minetest.register_on_craft = make_registration()
-minetest.registered_craft_predicts, minetest.register_craft_predict = make_registration()
-minetest.registered_on_protection_violation, minetest.register_on_protection_violation = make_registration()
+core.registered_on_chat_messages, core.register_on_chat_message = make_registration()
+core.registered_globalsteps, core.register_globalstep = make_registration()
+core.registered_playerevents, core.register_playerevent = make_registration()
+core.registered_on_mapgen_inits, core.register_on_mapgen_init = make_registration()
+core.registered_on_shutdown, core.register_on_shutdown = make_registration()
+core.registered_on_punchnodes, core.register_on_punchnode = make_registration()
+core.registered_on_placenodes, core.register_on_placenode = make_registration()
+core.registered_on_dignodes, core.register_on_dignode = make_registration()
+core.registered_on_generateds, core.register_on_generated = make_registration()
+core.registered_on_newplayers, core.register_on_newplayer = make_registration()
+core.registered_on_dieplayers, core.register_on_dieplayer = make_registration()
+core.registered_on_respawnplayers, core.register_on_respawnplayer = make_registration()
+core.registered_on_prejoinplayers, core.register_on_prejoinplayer = make_registration()
+core.registered_on_joinplayers, core.register_on_joinplayer = make_registration()
+core.registered_on_leaveplayers, core.register_on_leaveplayer = make_registration()
+core.registered_on_player_receive_fields, core.register_on_player_receive_fields = make_registration_reverse()
+core.registered_on_cheats, core.register_on_cheat = make_registration()
+core.registered_on_crafts, core.register_on_craft = make_registration()
+core.registered_craft_predicts, core.register_craft_predict = make_registration()
+core.registered_on_protection_violation, core.register_on_protection_violation = make_registration()