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	Advtrains mod for minetest.	orwell

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path: root/screenshot.png

	Commit message (Expand)	Author	Age
*	Remove zip release files, move mod to root, exclude assets from Makefile (#92)	rubenwardy	2017-09-20
*	Restructure mod directory	orwell96	2017-01-04
*	add description, screenshot and update manual	orwell96	2016-12-03

generated by cgit v1.2.3 (git 2.39.1) at 2024-11-19 01:41:16 +0000

--Minetest
--Copyright (C) 2014 sapier
--
--This program is free software; you can redistribute it and/or modify
--it under the terms of the GNU Lesser General Public License as published by
--the Free Software Foundation; either version 2.1 of the License, or
--(at your option) any later version.
--
--This program is distributed in the hope that it will be useful,
--but WITHOUT ANY WARRANTY; without even the implied warranty of
--MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--GNU Lesser General Public License for more details.
--
--You should have received a copy of the GNU Lesser General Public License along
--with this program; if not, write to the Free Software Foundation, Inc.,
--51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
--------------------------------------------------------------------------------
-- Global menu data
--------------------------------------------------------------------------------
menudata = {}

--------------------------------------------------------------------------------
-- Local cached values
--------------------------------------------------------------------------------
local min_supp_proto, max_supp_proto

function common_update_cached_supp_proto()
	min_supp_proto = core.get_min_supp_proto()
	max_supp_proto = core.get_max_supp_proto()
end
common_update_cached_supp_proto()
--------------------------------------------------------------------------------
-- Menu helper functions
--------------------------------------------------------------------------------

--------------------------------------------------------------------------------
local function render_client_count(n)
	if     n > 99 then return '99+'
	elseif n >= 0 then return tostring(n)
	else return '?' end
end

local function configure_selected_world_params(idx)
	local worldconfig = modmgr.get_worldconfig(menudata.worldlist:get_list()[idx].path)
	if worldconfig.creative_mode then
		core.setting_set("creative_mode", worldconfig.creative_mode)
	end
	if worldconfig.enable_damage then
		core.setting_set("enable_damage", worldconfig.enable_damage)
	end
end

--------------------------------------------------------------------------------
function image_column(tooltip, flagname)
	return "image,tooltip=" .. core.formspec_escape(tooltip) .. "," ..
		"0=" .. core.formspec_escape(defaulttexturedir .. "blank.png") .. "," ..
		"1=" .. core.formspec_escape(defaulttexturedir ..
			(flagname and "server_flags_" .. flagname .. ".png" or "blank.png")) .. "," ..
		"2=" .. core.formspec_escape(defaulttexturedir .. "server_ping_4.png") .. "," ..
		"3=" .. core.formspec_escape(defaulttexturedir .. "server_ping_3.png") .. "," ..
		"4=" .. core.formspec_escape(defaulttexturedir .. "server_ping_2.png") .. "," ..
		"5=" .. core.formspec_escape(defaulttexturedir .. "server_ping_1.png")
end

--------------------------------------------------------------------------------
function order_favorite_list(list)
	local res = {}
	--orders the favorite list after support
	for i = 1, #list do
		local fav = list[i]
		if is_server_protocol_compat(fav.proto_min, fav.proto_max) then
			res[#res + 1] = fav
		end
	end
	for i = 1, #list do
		local fav = list[i]
		if not is_server_protocol_compat(fav.proto_min, fav.proto_max) then
			res[#res + 1] = fav
		end
	end
	return res
end

--------------------------------------------------------------------------------
function render_serverlist_row(spec, is_favorite)
	local text = ""
	if spec.name then
		text = text .. core.formspec_escape(spec.name:trim())
	elseif spec.address then
		text = text .. spec.address:trim()
		if spec.port then
			text = text .. ":" .. spec.port
		end
	end

	local details = ""
	local grey_out = not is_server_protocol_compat(spec.proto_min, spec.proto_max)

	if is_favorite then
		details = "1,"
	else
		details = "0,"
	end

	if spec.ping then
		local ping = spec.ping * 1000
		if ping <= 50 then
			details = details .. "2,"
		elseif ping <= 100 then
			details = details .. "3,"
		elseif ping <= 250 then
			details = details .. "4,"
		else
			details = details .. "5,"
		end
	else
		details = details .. "0,"
	end

	if spec.clients and spec.clients_max then
		local clients_color = ''
		local clients_percent = 100 * spec.clients / spec.clients_max

		-- Choose a color depending on how many clients are connected
		-- (relatively to clients_max)
		if     grey_out		      then clients_color = '#aaaaaa'
		elseif spec.clients == 0      then clients_color = ''        -- 0 players: default/white
		elseif clients_percent <= 60  then clients_color = '#a1e587' -- 0-60%: green
		elseif clients_percent <= 90  then clients_color = '#ffdc97' -- 60-90%: yellow
		elseif clients_percent == 100 then clients_color = '#dd5b5b' -- full server: red (darker)
		else				   clients_color = '#ffba97' -- 90-100%: orange
		end

		details = details .. clients_color .. ',' ..
			render_client_count(spec.clients) .. ',/,' ..
			render_client_count(spec.clients_max) .. ','

	elseif grey_out then
		details = details .. '#aaaaaa,?,/,?,'
	else
		details = details .. ',?,/,?,'
	end

	if spec.creative then
		details = details .. "1,"
	else
		details = details .. "0,"
	end

	if spec.damage then
		details = details .. "1,"
	else
		details = details .. "0,"
	end

	if spec.pvp then
		details = details .. "1,"
	else
		details = details .. "0,"
	end

	return details .. (grey_out and '#aaaaaa,' or ',') .. text
end

--------------------------------------------------------------------------------
os.tempfolder = function()
	if core.setting_get("TMPFolder") then
		return core.setting_get("TMPFolder") .. DIR_DELIM .. "MT_" .. math.random(0,10000)
	end

	local filetocheck = os.tmpname()
	os.remove(filetocheck)

	local randname = "MTTempModFolder_" .. math.random(0,10000)
	if DIR_DELIM == "\\" then
		local tempfolder = os.getenv("TEMP")
		return tempfolder .. filetocheck
	else
		local backstring = filetocheck:reverse()
		return filetocheck:sub(0,filetocheck:len()-backstring:find(DIR_DELIM)+1) ..randname
	end

end

--------------------------------------------------------------------------------
function menu_render_worldlist()
	local retval = ""
	local current_worldlist = menudata.worldlist:get_list()

	for i, v in ipairs(current_worldlist) do
		if retval ~= "" then retval = retval .. "," end
		retval = retval .. core.formspec_escape(v.name) ..
				" \\[" .. core.formspec_escape(v.gameid) .. "\\]"
	end

	return retval
end

--------------------------------------------------------------------------------
function menu_handle_key_up_down(fields, textlist, settingname)
	local oldidx, newidx = core.get_textlist_index(textlist), 1
	if fields.key_up or fields.key_down then
		if fields.key_up and oldidx and oldidx > 1 then
			newidx = oldidx - 1
		elseif fields.key_down and oldidx and
				oldidx < menudata.worldlist:size() then
			newidx = oldidx + 1
		end
		core.setting_set(settingname, menudata.worldlist:get_raw_index(newidx))
		configure_selected_world_params(newidx)
		return true
	end
	return false
end

--------------------------------------------------------------------------------
function asyncOnlineFavourites()
	if not menudata.public_known then
		menudata.public_known = {{
			name = fgettext("Loading..."),
			description = fgettext_ne("Try reenabling public serverlist and check your internet connection.")
		}}
	end
	menudata.favorites = menudata.public_known
	menudata.favorites_is_public = true

	if not menudata.public_downloading then
		menudata.public_downloading = true
	else
		return
	end

	core.handle_async(
		function(param)
			return core.get_favorites("online")
		end,
		nil,
		function(result)
			menudata.public_downloading = nil
			local favs = order_favorite_list(result)
			if favs[1] then
				menudata.public_known = favs
				menudata.favorites = menudata.public_known
				menudata.favorites_is_public = true
			end
			core.event_handler("Refresh")
		end
	)
end

--------------------------------------------------------------------------------
function text2textlist(xpos, ypos, width, height, tl_name, textlen, text, transparency)
	local textlines = core.splittext(text, textlen)
	local retval = "textlist[" .. xpos .. "," .. ypos .. ";" .. width ..
			"," .. height .. ";" .. tl_name .. ";"

	for i = 1, #textlines do
		textlines[i] = textlines[i]:gsub("\r", "")
		retval = retval .. core.formspec_escape(textlines[i]) .. ","
	end

	retval = retval .. ";0;"
	if transparency then retval = retval .. "true" end
	retval = retval .. "]"

	return retval
end

--------------------------------------------------------------------------------
function is_server_protocol_compat(server_proto_min, server_proto_max)
	if (not server_proto_min) or (not server_proto_max) then
		-- There is no info. Assume the best and act as if we would be compatible.
		return true
	end
	return min_supp_proto <= server_proto_max and max_supp_proto >= server_proto_min
end
--------------------------------------------------------------------------------
function is_server_protocol_compat_or_error(server_proto_min, server_proto_max)
	if not is_server_protocol_compat(server_proto_min, server_proto_max) then
		local server_prot_ver_info, client_prot_ver_info
		local s_p_min = server_proto_min
		local s_p_max = server_proto_max

		if s_p_min ~= s_p_max then
			server_prot_ver_info = fgettext_ne("Server supports protocol versions between $1 and $2. ",
				s_p_min, s_p_max)
		else
			server_prot_ver_info = fgettext_ne("Server enforces protocol version $1. ",
				s_p_min)
		end
		if min_supp_proto ~= max_supp_proto then
			client_prot_ver_info= fgettext_ne("We support protocol versions between version $1 and $2.",
				min_supp_proto, max_supp_proto)
		else
			client_prot_ver_info = fgettext_ne("We only support protocol version $1.", min_supp_proto)
		end
		gamedata.errormessage = fgettext_ne("Protocol version mismatch. ")
			.. server_prot_ver_info
			.. client_prot_ver_info
		return false
	end

	return true
end
--------------------------------------------------------------------------------
function menu_worldmt(selected, setting, value)
	local world = menudata.worldlist:get_list()[selected]
	if world then
		local filename = world.path .. DIR_DELIM .. "world.mt"
		local world_conf = Settings(filename)

		if value then
			if not world_conf:write() then
				core.log("error", "Failed to write world config file")
			end
			world_conf:set(setting, value)
			world_conf:write()
		else
			return world_conf:get(setting)
		end
	else
		return nil
	end
end

function menu_worldmt_legacy(selected)
	local modes_names = {"creative_mode", "enable_damage", "server_announce"}
	for _, mode_name in pairs(modes_names) do
		local mode_val = menu_worldmt(selected, mode_name)
		if mode_val then
			core.setting_set(mode_name, mode_val)
		else
			menu_worldmt(selected, mode_name, core.setting_get(mode_name))
		end
	end
end