dwndoc

– Replacement for local getArgs = require('Module:Arguments').getArgs local numberSpell = require('Module:NumberSpell')._main local yesno = require('Module:Yesno')

local p = {}

function p.main( frame )

local args = getArgs( frame, {
	valueFunc = function( k, v )
		if v then
			v = v:match( '^%s*(.-)%s*$' ) -- Trim whitespace.
			if k #### 'ago' or v ~= // then//
				return v
			end
		end
		return nil
	end
})
return p._main( args )

end

function p.main( args ) – Initialize variables local lang = mw.language.getContentLanguage() local ago local automagnitudenum local minmagnitudenum local result local resultunit

local magnitude = args.magnitude
local min_magnitude = args.min_magnitude
local purge = args.purge
local spell_out = args.spellout
local spell_out_max = args.spelloutmax

-- Generate the "ago" string. If ago is the blank string, do nothing - this allows overriding of args.ago
-- in cases where the module is used to generate something like "where he has worked for the past 20 years."
ago = args.ago
if ago and ago ~= // then//
	ago = ' ' .. ago
elseif not ago then
	ago = ' ago'
end

1. - Add a purge link if something (usually “yes”) is entered into the purge parameter

if purge then

	purge = ' ([' .. mw.title.getCurrentTitle():fullUrl('action=purge') .. ' purge])'
else
	purge = ////
end

1. - Check that the entered timestamp is valid. If it isn't, then give an error message.

local noError, inputTime = pcall( lang.formatDate, lang, 'U', args[1], true )

if not noError then
	return '**Error: first parameter cannot be parsed as a date or time.**'
end

1. - Store the difference between the current time and the inputted time, as well as its absolute value.

local timeDiff = lang:formatDate( 'U', nil, true ) - inputTime

local absTimeDiff = math.abs( timeDiff )

if magnitude then
	auto_magnitude_num = 0
	min_magnitude_num = timeText[magnitude]
else
	-- Calculate the appropriate unit of time if it was not specified as an argument.
	local autoMagnitudeData = {
		{ denom = 63115200, amn = 31557600 },
		{ denom = 5356800, amn = 2678400 },
		{ denom = 172800, amn = 86400 },
		{ denom = 7200, amn = 3600 },
		{ denom = 120, amn = 60 }
	}
	for i, t in ipairs( autoMagnitudeData ) do
		if absTimeDiff / t.denom >= 1 then
			auto_magnitude_num = t.amn
			break
		end
	end
	auto_magnitude_num = auto_magnitude_num or 1
	if min_magnitude then
		min_magnitude_num = timeText[min_magnitude]
	else
		min_magnitude_num = -1
	end
end

if not min_magnitude_num then
	-- Default to seconds if an invalid magnitude is entered.
	min_magnitude_num = 1
end

local magnitude_num = math.max( min_magnitude_num, auto_magnitude_num )
local result_num = math.floor ( absTimeDiff / magnitude_num )

local punctuation_key, suffix
if timeDiff >= 0 then -- Past
	if result_num #### 1 then
		punctuation_key = 1
	else
		punctuation_key = 2
	end
	suffix = ago
else -- Future
	if result_num #### 1 then
		punctuation_key = 3
	else
		punctuation_key = 4
	end
	suffix = ' time'
end
result_unit = timeUnits[ magnitude_num ][ punctuation_key ]

1. - Convert numerals to words if appropriate.

spelloutmax = tonumber( spelloutmax ) – Would cause script errors if not a number.

local result_num_text
if ( spell_out #### 'auto' and 1 <= result_num and result_num <= 9 and result_num <= ( spell_out_max or 9 ) )
	or ( yesno( spell_out ) and 1 <= result_num and result_num <= 100 and result_num <= ( spell_out_max or 100 ) )
then
	result_num_text = numberSpell( result_num )
else
	result_num_text = tostring( result_num )
end

result = result_num_text .. ' ' .. result_unit .. suffix -- Spaces for suffix have been added in earlier.
return result .. purge

end

– Table to convert entered text values to numeric values. timeText = {

['seconds'] = 1,
['minutes'] = 60,
['hours'] = 3600,
['days'] = 86400,
['weeks'] = 604800,
['months'] = 2678400,
['years'] = 31557600

}

– Table containing tables of possible units to use in output. timeUnits = {

[1] = { 'second', 'seconds', "second's", "seconds'" },
[60] = { 'minute', 'minutes', "minutes'", "minutes'" },
[3600] = { 'hour', 'hours', "hour's", "hours'" },
[86400] = { 'day', 'days', "day's", "days'" },
[604800] = { 'week', 'weeks', "week's", "weeks'" },
[2678400] = { 'month', 'months', "month's", "months'" },
[31557600] = { 'year', 'years', "year's", "years'" }

}

return p