MineClone5/mods/MISC/mcl_commands/gamemode.lua

128 lines
3.7 KiB
Lua

local S = minetest.get_translator(minetest.get_current_modname())
local gamemode_ids = {
survival = 1,
creative = 2,
}
local id_to_gamemode = {}
for gamemode, id in pairs(gamemode_ids) do
id_to_gamemode[id] = gamemode
end
local creative_mode = 'creative'
local storage = minetest.get_mod_storage()
local player_to_gamemode_id = minetest.deserialize(storage:get_string("player_to_gamemode_id") or "return {}") or {}
minetest.register_on_shutdown(function()
storage:set_string("player_to_gamemode_id", minetest.serialize(player_to_gamemode_id))
end)
local core_is_creative_enabled = minetest.is_creative_enabled
minetest.is_creative_enabled = function(name)
local id = player_to_gamemode_id[name]
if id then
local gamemode = id_to_gamemode[id]
if gamemode then
return gamemode == creative_mode
end
end
return core_is_creative_enabled(name)
end
local registered_functions_on_gamemode_change = {}
local function handle_gamemode_command(player_name, new_gamemode)
local old_gamemode_id = player_to_gamemode_id[player_name]
local old_gamemode = old_gamemode_id and id_to_gamemode[old_gamemode_id]
player_to_gamemode_id[player_name] = gamemode_ids[new_gamemode]
if old_gamemode ~= new_gamemode then
for _, function_ref in pairs(registered_functions_on_gamemode_change) do
function_ref(player_name, old_gamemode, new_gamemode)
end
end
return true
end
if minetest.registered_chatcommands["gamemode"] then
minetest.unregister_chatcommand("gamemode")
end
local function get_gamemode_param()
local param
local i = 0
for gamemode, _ in pairs(gamemode_ids) do
if i == 0 then
param = "("
else
param = param .. " | "
end
i = i + 1
param = param .. gamemode
end
if i > 0 then
param = param .. ") "
end
return param
end
minetest.register_chatcommand("gamemode", {
params = S("@1[<name>]", get_gamemode_param()),
description = S("Set game mode for player or yourself"),
privs = {server=true},
func = function(name, param)
if (param == "") then
return false, S("Error: No game mode specified.")
end
if (gamemode_ids[param]) then
handle_gamemode_command(name, param)
else
local new_gamemode, player_name = string.match(param, "^([%a]+) ([%a%d_-]+)$")
if not new_gamemode or not gamemode_ids[new_gamemode] or not player_name then
return false, S("Invalid usage, see /help @1", "gamemode")
end
handle_gamemode_command(player_name, new_gamemode)
end
end
})
local action_id_to_index = {}
function mcl_commands.register_on_gamemode_change(action_id, function_ref)
if action_id_to_index[action_id] then
minetest.log("warning", "[mcl_command] [gamemode] Duplicate register_on_gamemode_change action_id")
return
end
local new_index = #registered_functions_on_gamemode_change + 1
registered_functions_on_gamemode_change[new_index] = function_ref
action_id_to_index[action_id] = new_index
end
function mcl_commands.unregister_on_gamemode_change(action_id)
local old_index = action_id_to_index[action_id]
if not old_index then
minetest.log("warning", "[mcl_command] [gamemode] Can't unregister not registered action_id in unregister_on_gamemode_change")
return
end
table.remove(registered_functions_on_gamemode_change, old_index)
action_to_id[action_id] = nil
end
mcl_commands.register_on_gamemode_change("check_fly_and_noclip", function(player_name, old_gamemode, new_gamemode)
if new_gamemode == "creative" then
local privs = minetest.get_player_privs(player_name)
if not privs then return end
privs.fly = true
privs.noclip = true
minetest.set_player_privs(player_name, privs)
elseif new_gamemode == "survival" then
local privs = minetest.get_player_privs(player_name)
if not privs then return end
privs.fly = nil
privs.noclip = nil
minetest.set_player_privs(player_name, privs)
end
end)