write something there

mods/skinsdb/api.lua

@@ -0,0 +1,94 @@
+-- get current skin
+local storage = minetest.get_mod_storage()
+
+function skins.get_player_skin(player)
+	local player_name = player:get_player_name()
+	local meta = player:get_meta()
+	if meta:get("skinsdb:skin_key") then
+		-- Move player data prior July 2018 to mod storage
+		storage:set_string(player_name, meta:get_string("skinsdb:skin_key"))
+		meta:set_string("skinsdb:skin_key", "")
+	end
+
+	local skin_name = storage:get_string(player_name)
+	local skin = skins.get(skin_name)
+	if #skin_name > 0 and not skin then
+		-- Migration step to convert `_`-delimited skins to `.` (if possible)
+		skin = skins.__fuzzy_match_skin_name(player_name, skin_name, true)
+		if skin then
+			storage:set_string(player_name, skin:get_key())
+		else
+			storage:set_string(player_name, "")
+		end
+	end
+	return skin or skins.get(skins.default)
+end
+
+-- Assign skin to player
+function skins.assign_player_skin(player, skin)
+	local skin_obj
+	if type(skin) == "string" then
+		skin_obj = skins.get(skin)
+	else
+		skin_obj = skin
+	end
+
+	if not skin_obj then
+		return false
+	end
+
+	if skin_obj:is_applicable_for_player(player:get_player_name()) then
+		local skin_key = skin_obj:get_key()
+		if skin_key == skins.default then
+			skin_key = ""
+		end
+		storage:set_string(player:get_player_name(), skin_key)
+	else
+		return false
+	end
+	return true, skin_obj
+end
+
+-- update visuals
+function skins.update_player_skin(player)
+	if skins.armor_loaded then
+		-- all needed is wrapped and implemented in 3d_armor mod
+		armor:set_player_armor(player)
+	else
+		-- do updates manually without 3d_armor
+		skins.get_player_skin(player):apply_skin_to_player(player)
+		if minetest.global_exists("sfinv") and sfinv.enabled then
+			sfinv.set_player_inventory_formspec(player)
+		end
+	end
+end
+
+-- Assign and update - should be used on selection externally
+function skins.set_player_skin(player, skin)
+	local success, skin_obj = skins.assign_player_skin(player, skin)
+	if success then
+		skins.get_player_skin(player):set_skin(player)
+		skins.update_player_skin(player)
+		minetest.log("action", player:get_player_name().." set skin to "..skin_obj:get_key(""))
+	end
+	return success
+end
+
+-- Check Skin format (code stohlen from stu's multiskin)
+function skins.get_skin_format(file)
+	file:seek("set", 1)
+	if file:read(3) == "PNG" then
+		file:seek("set", 16)
+		local ws = file:read(4)
+		local hs = file:read(4)
+		local w = ws:sub(3, 3):byte() * 256 + ws:sub(4, 4):byte()
+		local h = hs:sub(3, 3):byte() * 256 + hs:sub(4, 4):byte()
+		if w >= 64 then
+			if w == h then
+				return "1.8"
+			elseif w == h * 2 then
+				return "1.0"
+			end
+		end
+	end
+end