-- Replacement for [[Template:Time ago]] local getArgs = require('Module:Arguments').getArgs  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 auto_magnitude_num  local min_magnitude_num  local result  local result_unit  local magnitude = args.magnitude  local min_magnitude = args.min_magnitude  local purge = args.purge   -- 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   -- Add a purge link if something (usually "yes") is entered into the purge parameter  if purge then  purge = ' <span class="plainlinks">([' .. mw.title.getCurrentTitle():fullUrl('action=purge') .. ' purge])</span>'  else  purge = ''  end   -- 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] )  if not noError then  return '<strong class="error">Error: first parameter cannot be parsed as a date or time.</strong>'  end   -- Store the difference between the current time and the inputted time, as well as its absolute value.  local timeDiff = lang:formatDate( 'U' ) - 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 )   if timeDiff >= 0 then -- Past  if result_num == 1 then  result_unit = timeUnits[ magnitude_num ][1]  else  result_unit = timeUnits[ magnitude_num ][2]  end  result = result_num .. ' ' .. result_unit .. ago -- Spaces for "ago" are added earlier.  else -- Future  if result_num == 1 then  result_unit = timeUnits[ magnitude_num ][3]  else  result_unit = timeUnits[ magnitude_num ][4]  end  result = result_num .. ' ' .. result_unit .. ' time'  end   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