mirror of https://github.com/OpenMW/openmw.git
Add calendar.lua
Petr Mikheev
3 years ago
parent
2d1b100239
commit
9fd7630ca0
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Package openmw_aux.calendar
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===========================
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.. raw:: html
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:file: generated_html/openmw_aux_calendar.html
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-- source: https://en.uesp.net/wiki/Lore:Calendar
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return {
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month1 = "Morning Star",
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month2 = "Sun's Dawn",
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month3 = "First Seed",
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month4 = "Rain's Hand",
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month5 = "Second Seed",
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month6 = "Midyear",
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month7 = "Sun's Height",
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month8 = "Last Seed",
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month9 = "Hearthfire",
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month10 = "Frostfall",
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month11 = "Sun's Dusk",
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month12 = "Evening Star",
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-- The variant of month names in the context "day X of month Y".
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-- In English it is the same, but some languages require a different form.
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monthInGenitive1 = "Morning Star",
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monthInGenitive2 = "Sun's Dawn",
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monthInGenitive3 = "First Seed",
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monthInGenitive4 = "Rain's Hand",
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monthInGenitive5 = "Second Seed",
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monthInGenitive6 = "Midyear",
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monthInGenitive7 = "Sun's Height",
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monthInGenitive8 = "Last Seed",
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monthInGenitive9 = "Hearthfire",
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monthInGenitive10 = "Frostfall",
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monthInGenitive11 = "Sun's Dusk",
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monthInGenitive12 = "Evening Star",
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dateFormat = "day %{day} of %{monthInGenitive} %{year}",
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weekday1 = "Sundas",
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weekday2 = "Morndas",
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weekday3 = "Tirdas",
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weekday4 = "Middas",
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weekday5 = "Turdas",
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weekday6 = "Fredas",
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weekday7 = "Loredas",
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}
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---
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-- `openmw_aux.calendar` defines utility functions for formatting game time.
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-- Implementation can be found in `resources/vfs/openmw_aux/calendar.lua`.
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-- @module calendar
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-- @usage local calendar = require('openmw_aux.calendar')
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local core = require('openmw.core')
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local time = require('openmw_aux.time')
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local i18n = core.i18n('Calendar')
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local monthsDuration = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
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local daysInWeek = 7
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local daysInYear = 0
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for _, d in ipairs(monthsDuration) do daysInYear = daysInYear + d end
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local startingYear = 427
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local startingYearDay = 227
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local startingWeekDay = 1
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local function gameTime(t)
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if not t then
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return core.getGameTime()
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else
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local days = (t.year or 0) * daysInYear + (t.day or 0)
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for i = 1, (t.month or 1)-1 do
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days = days + monthsDuration[i]
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end
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return days * time.day + (t.hour or 0) * time.hour +
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(t.min or 0) * time.minute + (t.sec or 0) * time.second
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end
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end
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local function defaultDateFormat(t)
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return i18n('dateFormat', {
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day = t.day,
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month = i18n('month' .. t.month),
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monthInGenitive = i18n('monthInGenitive' .. t.month),
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year = t.year,
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})
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end
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local function formatGameTime(formatStr, timestamp)
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timestamp = timestamp or core.getGameTime()
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local t = {}
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local day = math.floor(timestamp / time.day)
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t.year = math.floor(day / daysInYear) + startingYear
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t.yday = (day + startingYearDay - 1) % daysInYear + 1
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t.wday = (day + startingWeekDay - 1) % daysInWeek + 1
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timestamp = timestamp % time.day
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t.hour = math.floor(timestamp / time.hour)
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timestamp = timestamp % time.hour
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t.min = math.floor(timestamp / time.minute)
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t.sec = math.floor(timestamp) % time.minute
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t.day = t.yday
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t.month = 1
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while t.day > monthsDuration[t.month] do
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t.day = t.day - monthsDuration[t.month]
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t.month = t.month + 1
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end
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if formatStr == '*t' then return t end
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local replFn = function(tag)
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if tag == '%a' or tag == '%A' then return i18n('weekday' .. t.wday) end
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if tag == '%b' or tag == '%B' then return i18n('monthInGenitive' .. t.month) end
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if tag == '%c' then
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return string.format('%02d:%02d %s', t.hour, t.min, defaultDateFormat(t))
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end
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if tag == '%d' then return string.format('%02d', t.day) end
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if tag == '%e' then return string.format('%2d', t.day) end
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if tag == '%H' then return string.format('%02d', t.hour) end
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if tag == '%I' then return string.format('%02d', (t.hour - 1) % 12 + 1) end
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if tag == '%M' then return string.format('%02d', t.min) end
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if tag == '%m' then return string.format('%02d', t.month) end
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if tag == '%p' then
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if t.hour > 0 and t.hour <= 12 then
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return 'am'
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else
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return 'pm'
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end
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end
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if tag == '%S' then return string.format('%02d', t.sec) end
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if tag == '%w' then return t.wday - 1 end
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if tag == '%x' then return defaultDateFormat(t) end
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if tag == '%X' then return string.format('%02d:%02d', t.hour, t.min) end
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if tag == '%Y' then return t.year end
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if tag == '%y' then return string.format('%02d', t.year % 100) end
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if tag == '%%' then return '%' end
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error('Unknown tag "'..tag..'"')
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end
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res, _ = string.gsub(formatStr or '%c', '%%.', replFn)
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return res
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end
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return {
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--- An equivalent of `os.time` for game time.
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-- See [https://www.lua.org/pil/22.1.html](https://www.lua.org/pil/22.1.html)
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-- @function [parent=#calendar] gameTime
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-- @param #table table a table which describes a date (optional).
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-- @return #number a timestamp.
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gameTime = gameTime,
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--- An equivalent of `os.date` for game time.
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-- See [https://www.lua.org/pil/22.1.html](https://www.lua.org/pil/22.1.html).
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-- It is a slow function. Please try not to use it in every frame.
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-- @function [parent=#calendar] formatGameTime
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-- @param #string format format of date (optional)
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-- @param #number time time to format (default value is current time)
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-- @return #string a formatted string representation of `time`.
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formatGameTime = formatGameTime,
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--- The number of months in a year
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-- @field [parent=#calendar] #number monthCount
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monthCount = #monthsDuration,
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--- The number of days in a year
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-- @field [parent=#calendar] #number daysInYear
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daysInYear = daysInYear,
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--- The number of days in a week
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-- @field [parent=#calendar] #number daysInWeek
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daysInWeek = daysInWeek,
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--- The number of days in a month
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-- @function [parent=#calendar] daysInMonth
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-- @param monthIndex
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-- @return #number
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daysInMonth = function(m)
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return monthsDuration[(m-1) % #monthsDuration + 1]
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end,
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--- The name of a month
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-- @function [parent=#calendar] monthName
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-- @param monthIndex
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-- @return #string
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monthName = function(m)
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return i18n('month' .. ((m-1) % #monthsDuration + 1))
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end,
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--- The name of a month in genitive (for English is the same as `monthName`, but in some languages the form can differ).
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-- @function [parent=#calendar] monthNameInGenitive
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-- @param monthIndex
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-- @return #string
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monthNameInGenitive = function(m)
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return i18n('monthInGenitive' .. ((m-1) % #monthsDuration + 1))
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end,
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--- The name of a weekday
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-- @function [parent=#calendar] weekdayName
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-- @param dayIndex
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-- @return #string
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weekdayName = function(d)
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return i18n('weekday' .. ((d-1) % daysInWeek + 1))
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end,
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}
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