244 lines
6.5 KiB
Lua
244 lines
6.5 KiB
Lua
--------------------------------------------------------
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-- Minetest :: Configuration Panel Mod (config)
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--
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-- See README.txt for licensing and other information.
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-- Copyright (c) 2016-2020, Leslie E. Krause
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--
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-- ./games/minetest_game/mods/config/init.lua
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--------------------------------------------------------
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local env = minetest.request_insecure_environment( )
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local world_path = minetest.get_worldpath( )
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local configured_mods = { }
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---------------------
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-- Private Methods --
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---------------------
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local function import( config, filename )
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local func = loadfile( filename )
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if func then
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setfenv( func, config )
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local status = pcall( func )
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if not status then
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error( "Syntax error in configuration file: " .. filename )
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end
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return true
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end
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return false
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end
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local function load_world_config( mod_name )
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local file = env.io.open( world_path .. "/config/" .. mod_name .. ".lua", "r" )
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if not file then return nil end
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local data = file:read( "*all" )
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file:close( )
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return data
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end
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local function load_game_config( mod_name )
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local file = env.io.open( minetest.get_modpath( mod_name ) .. "/config.lua", "r" )
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if not file then return nil end
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local data = file:read( "*all" )
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file:close( )
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return data
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end
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local function save_world_config( mod_name, data )
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local file = env.io.open( world_path .. "/config/" .. mod_name .. ".lua", "w" )
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if not file then return false end
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file:write( data )
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file:close( )
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return true
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end
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local function save_game_config( mod_name, data )
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local file = env.io.open( minetest.get_modpath( mod_name ) .. "/config.lua", "w" )
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if not file then return false end
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file:write( data )
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file:close( )
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return true
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end
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local function create_world_config( mod_name )
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local file = env.io.open( world_path .. "/config/" .. mod_name .. ".lua", "w" )
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if not file then return false end
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file:close( )
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return true
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end
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local function create_game_config( mod_name )
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local file = env.io.open( minetest.get_modpath( mod_name ) .. "/config.lua", "w" )
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if not file then return false end
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file:close( )
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return true
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end
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local function delete_world_config( mod_name )
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return env.os.remove( world_path .. "/config/" .. mod_name .. ".lua" ) ~= nil
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end
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local function delete_game_config( mod_name )
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return env.os.remove( minetest.get_modpath( mod_name ) .. "/config.lua" ) ~= nil
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end
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local function open_config_editor( player_name, mod_name )
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local origin_idx
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local content
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local delete_config, create_config, load_config, save_config
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local function reset_origin_map( idx )
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origin_idx = idx
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if origin_idx == 1 then
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delete_config = delete_game_config
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create_config = create_game_config
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load_config = load_game_config
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save_config = save_game_config
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else
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delete_config = delete_world_config
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create_config = create_world_config
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load_config = load_world_config
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save_config = save_world_config
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end
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end
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local function get_formspec( )
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local formspec =
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"size[10.0,8.5]" ..
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default.gui_bg ..
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default.gui_bg_img ..
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string.format( "label[0.0,0.1;Configuration for mod '%s']", mod_name ) ..
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"label[2.2,8.0;Origin:]" ..
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string.format( "dropdown[3.1,7.9;2.6,1.0;origin;Game Config,World Config;%d;true]", origin_idx )
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if not content then
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formspec = formspec ..
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"box[0.0,0.8;9.8.0,6.6;#222222]" ..
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"label[4.0,3.8;File does not exist.]" ..
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"button_exit[0.0,7.8;2.0,1.0;close;Close]" ..
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"button[8.0,7.8;2.0,1.0;create;Create]"
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else
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formspec = formspec ..
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"textarea[0.3,0.8;10.0,7.6;content;;" .. minetest.formspec_escape( content ) .. "]" ..
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"button_exit[0.0,7.8;2.0,1.0;close;Close]" ..
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"button[6.0,7.8;2.0,1.0;delete;Delete]" ..
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"button[8.0,7.8;2.0,1.0;save;Save]"
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end
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return formspec
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end
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local function on_close( state, player, fields )
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if fields.quit then return end -- short-circuit on form closure
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if fields.save then
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content = fields.content
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save_config( mod_name, content )
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elseif fields.load then
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content = load_config( mod_name )
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minetest.update_form( player_name, get_formspec ( ) )
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elseif fields.delete then
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if not delete_config( mod_name ) then
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minetest.destroy_form( player_name )
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minetest.chat_send_player( player_name, "Unable to delete configuration file." )
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end
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content = nil
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minetest.update_form( player_name, get_formspec ( ) )
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elseif fields.create then
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if not create_config( mod_name ) then
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minetest.destroy_form( player_name )
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minetest.chat_send_player( player_name, "Unable to create configuration file." )
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end
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content = ""
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minetest.update_form( player_name, get_formspec ( ) )
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elseif fields.origin then
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reset_origin_map( fields.origin )
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content = load_config( mod_name )
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minetest.update_form( player_name, get_formspec ( ) )
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end
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end
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reset_origin_map( 1 )
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content = load_config( mod_name )
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minetest.create_form( nil, player_name, get_formspec( ), on_close )
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end
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--------------------
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-- Public Methods --
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--------------------
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minetest.load_config = function ( base_config, options )
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local name = minetest.get_current_modname( )
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local path = minetest.get_modpath( name )
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local config = { } or base_config
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local status
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if not options then options = { } end
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config.core = {
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MOD_NAME = name,
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MOD_PATH = path,
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WORLD_PATH = world_path,
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sprintf = string.format,
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date = os.date,
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time = os.time,
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}
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if options.can_override then
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status = import( config, path .. "/config.lua" )
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status = import( config, world_path .. "/config/" .. name .. ".lua" ) or status
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else
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status = import( config, path .. "/config.lua" ) or import( config, world_path .. "/config/" .. name .. ".lua" )
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end
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if not status then
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minetest.log( "warning", "Missing configuration file for mod \"" .. name .. "\"" )
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end
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configured_mods[ name ] = {
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base_config = base_config,
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can_refresh = options.can_refresh,
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can_override = options.can_override,
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}
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config.core = nil
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return config
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end
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------------------------------
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-- Registered Chat Commands --
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------------------------------
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minetest.register_chatcommand( "config", {
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description = "View and edit the configuration for a given mod.",
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privs = { server = true },
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func = function( player_name, param )
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if not env then return false, "This command is disabled in a secure environment." end
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if not string.match( param, "^[a-zA-Z0-9_]+$" ) then
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return false, "Invalid mod name."
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elseif not configured_mods[ param ] then
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return false, "Configuration not available."
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end
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open_config_editor( player_name, param )
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return true
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end
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} )
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