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path: root/advtrains_luaautomation/chatcmds.lua
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--chatcmds.lua
--Registers commands to modify the init and step code for LuaAutomation

--position helper.
--punching a node will result in that position being saved and inserted into a text field on the top of init form.
local punchpos={}

minetest.register_on_punchnode(function(pos, node, player, pointed_thing)
	local pname=player:get_player_name()
	punchpos[pname]=pos
end)

local function get_init_form(env, pname)
	local err = env.init_err or ""
	local code = env.init_code or ""
	local ppos=punchpos[pname]
	local pp=""
	if ppos then
		pp="POS"..minetest.pos_to_string(ppos)
	end
	local form = "size[10,10]button[0,0;2,1;run;Run InitCode]button[2,0;2,1;cls;Clear S]"
		.."button[4,0;2,1;save;Save] button[6,0;2,1;del;Delete Env.] field[8.1,0.5;2,1;punchpos;Last punched position;"..pp.."]"
		.."textarea[0.2,1;10,10;code;Environment initialization code;"..minetest.formspec_escape(code).."]"
		.."label[0,9.8;"..err.."]"
	return form
end

core.register_chatcommand("env_setup", {
	params = "<environment name>",
	description = "Set up and modify AdvTrains LuaAutomation environment",
	privs = {atlatc=true},
	func = function(name, param)
		local env=atlatc.envs[param]
		if not env then return false,"Invalid environment name!" end
		minetest.show_formspec(name, "atlatc_envsetup_"..param, get_init_form(env, name))
		return true
	end,
})

core.register_chatcommand("env_create", {
	params = "<environment name>",
	description = "Create an AdvTrains LuaAutomation environment",
	privs = {atlatc=true},
	func = function(name, param)
		if not param or param=="" then return false, "Name required!" end
		if atlatc.envs[param] then return false, "Environment already exists!" end
		atlatc.envs[param] = atlatc.env_new(param)
		return true, "Created environment '"..param.."'. Use '/env_setup "..param.."' to define global initialization code, or start building LuaATC components!"
	end,
})


minetest.register_on_player_receive_fields(function(player, formname, fields)
	
	local pname=player:get_player_name()
	if not minetest.check_player_privs(pname, {atlatc=true}) then return end
	
	local envname=string.match(formname, "^atlatc_delconfirm_(.+)$")
	if envname and fields.sure=="YES" then
		atlatc.envs[envname]=nil
		minetest.chat_send_player(pname, "Environment deleted!")
		return
	end
	
	envname=string.match(formname, "^atlatc_envsetup_(.+)$")
	if not envname then return end
	
	local env=atlatc.envs[envname]
	if not env then return end
	
	if fields.del then
		minetest.show_formspec(pname, "atlatc_delconfirm_"..envname, "field[sure;"..minetest.formspec_escape("SURE TO DELETE ENVIRONMENT "..envname.."? Type YES (all uppercase) to continue or just quit form to cancel.")..";]")
		return
	end
	
	env.init_err=nil
	if fields.code then
		env.init_code=fields.code
	end
	if fields.run then
		env:run_initcode()
		minetest.show_formspec(pname, formname, get_init_form(env, pname))
	end
end)
"hl opt">(L, acos(luaL_checknumber(L, 1))); return 1; } static int math_atan (lua_State *L) { lua_pushnumber(L, atan(luaL_checknumber(L, 1))); return 1; } static int math_atan2 (lua_State *L) { lua_pushnumber(L, atan2(luaL_checknumber(L, 1), luaL_checknumber(L, 2))); return 1; } static int math_ceil (lua_State *L) { lua_pushnumber(L, ceil(luaL_checknumber(L, 1))); return 1; } static int math_floor (lua_State *L) { lua_pushnumber(L, floor(luaL_checknumber(L, 1))); return 1; } static int math_fmod (lua_State *L) { lua_pushnumber(L, fmod(luaL_checknumber(L, 1), luaL_checknumber(L, 2))); return 1; } static int math_modf (lua_State *L) { double ip; double fp = modf(luaL_checknumber(L, 1), &ip); lua_pushnumber(L, ip); lua_pushnumber(L, fp); return 2; } static int math_sqrt (lua_State *L) { lua_pushnumber(L, sqrt(luaL_checknumber(L, 1))); return 1; } static int math_pow (lua_State *L) { lua_pushnumber(L, pow(luaL_checknumber(L, 1), luaL_checknumber(L, 2))); return 1; } static int math_log (lua_State *L) { lua_pushnumber(L, log(luaL_checknumber(L, 1))); return 1; } static int math_log10 (lua_State *L) { lua_pushnumber(L, log10(luaL_checknumber(L, 1))); return 1; } static int math_exp (lua_State *L) { lua_pushnumber(L, exp(luaL_checknumber(L, 1))); return 1; } static int math_deg (lua_State *L) { lua_pushnumber(L, luaL_checknumber(L, 1)/RADIANS_PER_DEGREE); return 1; } static int math_rad (lua_State *L) { lua_pushnumber(L, luaL_checknumber(L, 1)*RADIANS_PER_DEGREE); return 1; } static int math_frexp (lua_State *L) { int e; lua_pushnumber(L, frexp(luaL_checknumber(L, 1), &e)); lua_pushinteger(L, e); return 2; } static int math_ldexp (lua_State *L) { lua_pushnumber(L, ldexp(luaL_checknumber(L, 1), luaL_checkint(L, 2))); return 1; } static int math_min (lua_State *L) { int n = lua_gettop(L); /* number of arguments */ lua_Number dmin = luaL_checknumber(L, 1); int i; for (i=2; i<=n; i++) { lua_Number d = luaL_checknumber(L, i); if (d < dmin) dmin = d; } lua_pushnumber(L, dmin); return 1; } static int math_max (lua_State *L) { int n = lua_gettop(L); /* number of arguments */ lua_Number dmax = luaL_checknumber(L, 1); int i; for (i=2; i<=n; i++) { lua_Number d = luaL_checknumber(L, i); if (d > dmax) dmax = d; } lua_pushnumber(L, dmax); return 1; } static int math_random (lua_State *L) { /* the `%' avoids the (rare) case of r==1, and is needed also because on some systems (SunOS!) `rand()' may return a value larger than RAND_MAX */ lua_Number r = (lua_Number)(rand()%RAND_MAX) / (lua_Number)RAND_MAX; switch (lua_gettop(L)) { /* check number of arguments */ case 0: { /* no arguments */ lua_pushnumber(L, r); /* Number between 0 and 1 */ break; } case 1: { /* only upper limit */ int u = luaL_checkint(L, 1); luaL_argcheck(L, 1<=u, 1, "interval is empty"); lua_pushnumber(L, floor(r*u)+1); /* int between 1 and `u' */ break; } case 2: { /* lower and upper limits */ int l = luaL_checkint(L, 1); int u = luaL_checkint(L, 2); luaL_argcheck(L, l<=u, 2, "interval is empty"); lua_pushnumber(L, floor(r*(u-l+1))+l); /* int between `l' and `u' */ break; } default: return luaL_error(L, "wrong number of arguments"); } return 1; } static int math_randomseed (lua_State *L) { srand(luaL_checkint(L, 1)); return 0; } static const luaL_Reg mathlib[] = { {"abs", math_abs}, {"acos", math_acos}, {"asin", math_asin}, {"atan2", math_atan2}, {"atan", math_atan}, {"ceil", math_ceil}, {"cosh", math_cosh}, {"cos", math_cos}, {"deg", math_deg}, {"exp", math_exp}, {"floor", math_floor}, {"fmod", math_fmod}, {"frexp", math_frexp}, {"ldexp", math_ldexp}, {"log10", math_log10}, {"log", math_log}, {"max", math_max}, {"min", math_min}, {"modf", math_modf}, {"pow", math_pow}, {"rad", math_rad}, {"random", math_random}, {"randomseed", math_randomseed}, {"sinh", math_sinh}, {"sin", math_sin}, {"sqrt", math_sqrt}, {"tanh", math_tanh}, {"tan", math_tan}, {NULL, NULL} }; /* ** Open math library */ LUALIB_API int luaopen_math (lua_State *L) { luaL_register(L, LUA_MATHLIBNAME, mathlib); lua_pushnumber(L, PI); lua_setfield(L, -2, "pi"); lua_pushnumber(L, HUGE_VAL); lua_setfield(L, -2, "huge"); #if defined(LUA_COMPAT_MOD) lua_getfield(L, -1, "fmod"); lua_setfield(L, -2, "mod"); #endif return 1; }