FormerContributor-78162cb3: 1 revision

2014-01-25T20:57:31Z

1 revision

← Older revision		Revision as of 20:57, 25 January 2014
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0.0.0.0: allow blank values of |ago=

2014-01-13T05:12:48Z

allow blank values of |ago=

New page

-- 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

Module:TimeAgo - Revision history

FormerContributor-78162cb3: 1 revision

0.0.0.0: allow blank values of |ago=