110 lines
3.4 KiB
Lua
110 lines
3.4 KiB
Lua
local msg = include("sca_msg.lua")
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local isRunning = false
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local summerTime = nil
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local function sca_setup_timezone()
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local time = os.time()
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local daysPastUnixYear = math.floor(time / 86400) // Unix began on 01.01.1970
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local year = 1970
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local month = 0
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local day = 0
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local weekDay = daysPastUnixYear % 7 // 0 = thursday, 1 = friday, 2 = saturday, 3 = sunday, 4 = monday, 5 = tuesday, 6 = wensday. 01.01.1970 was on thursday
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local daysPerMonth = {
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[0] = 31, // January
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[1] = 28, // February
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[2] = 31, // March
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[3] = 30, // April
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[4] = 31, // May
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[5] = 30, // June
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[6] = 31, // July
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[7] = 31, // August
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[8] = 30, // September
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[9] = 31, // Ocotober
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[10] = 30, // Novmeber
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[11] = 31 // December
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}
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while (daysPastUnixYear > 364) do
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if (year % 4 == 0 && (year % 400 == 0 && year % 100 != 0)) then
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daysPastUnixYear = daysPastUnixYear - 366
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else
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daysPastUnixYear = daysPastUnixYear - 365
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end
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year = year + 1
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end
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for i = 0, 11, 1 do
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if (daysPastUnixYear - daysPerMonth[i] >= daysPerMonth[i]) then
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if (i == 2 && (year % 4 == 0 && (year % 400 == 0 && year % 100 != 0))) then
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daysPastUnixYear = daysPastUnixYear - (daysPerMonth[i] + 1)
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else
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daysPastUnixYear = daysPastUnixYear - daysPerMonth[i]
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end
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month = month + 1
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else
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day = daysPastUnixYear - 1
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break
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end
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end
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local hourInSeconds = time % 86400
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if (month > 2 && month < 9) then
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summerTime = true
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elseif (month == 2) then
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// If its less than 6 days until end of the month (aka last Weekday in the month) and its sunday and its 3 am or later....
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if ((daysPerMonth[month] - day <= 6) && weekDay == 3 && hoursInSeconds >= 7200) then
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summerTime = true
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else
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summerTime = false
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end
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elseif (month == 9) then
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// The same action again but for winter time
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if ((daysPerMonth[month] - day <= 6) && weekDay == 3 && hoursInSeconds >= 10800) then
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summerTime = false
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else
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summerTime = true
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end
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else
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summerTime = false
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end
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end
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local function sca_msg_to_player(time)
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if (msg[time] != nil) then
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for k, v in ipairs(player.GetHumans()) do
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v:SendLua('chat.AddText(' .. msg[time] .. ')')
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end
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end
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end
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local function sca_timer_loop()
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// If timezone has been setup then...
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if summerTime != nil then
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local time = os.time()
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// Germany timezone in summer is UTC+1, in winter is UTC+2
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if summerTime then
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time = time + 7200
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else
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time = time + 3600
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end
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local timeModulo = time % 60
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if timeModulo == 0 then
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if !isRunning then
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// 86400 seconds are 24 hours. We will get time between 00:00 - 23:59 (current time) in seconds from that modulo operation. 0 = 00:00, 86340 = 23:59
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sca_msg_to_player(time % 86400)
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isRunning = true
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end
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else
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if isRunning then
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isRunning = false
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end
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end
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end
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end
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hook.Add("Tick", "sca_timer_loop", sca_timer_loop)
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hook.Add("Initialize", "sca_setup_timezone", sca_setup_timezone) |