Module:Calendar date/recurring: Difference between revisions

Revision as of 23:13, 26 March 2019

Latest revision as of 21:13, 21 October 2022

(15 intermediate revisions by 2 users not shown)

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require('Module:No globalsstrict')

local p = {}

function p.calculate(frame)

local pframeargs = frame:getParent().args

local args = pframe.args

local ONE_DAY = 86400 -- number of seconds in one day

local dateyear = os.time{year=tonumber(args.year),
local month = tonumber(args.month), day=1}

local weeknumber = tonumber(args.weeknumber)

local dayofweek = tonumber(args.dayofweek)

local date = os.time{year=year, month=month, day=1}

local dateparts = os.date("*t", date)

if weeknumber > 10 then

-- find the first [dayofweek] of this month

while not dateparts["wday"] =~= dayofweek do

date = date + ONE_DAY

dateparts = os.date("*t", date)

end

-- findadd the firstcorrect [dayofweek]number of this monthweeks

if weeknumber > 1 then

local dayofweek = tonumber(args.dayofweek)

date = date + ((weeknumber - 1) * (7 * ONE_DAY))

while not dateparts["wday"] == dayofweek do

end

date = date + ONE_DAY

else

-- find the first day of the next month

while dateparts["month"] == month do

date = date + ONE_DAY

dateparts = os.date("*t", date)

end

-- go back one day to get the last day of the month we want

date = date - ONE_DAY

dateparts = os.date("*t", date)

end

-- addgo backwards until we find the correctright numberday of weeksweek

while dateparts["wday"] ~= dayofweek do

local weeknumber = tonumber(args.weeknumber)

date = date - ONE_DAY

if weeknumber > 1 then

date dateparts = os.date + ((weeknumber - 1) "*t", (7 * ONE_DAY)date)

end

end

local result = os.timedate("%Y-%m-%d", date)

local result = os.time("%Y-%m-%d", date)

return result

end