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Module:Time ago

Permanently protected module
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This is an old revision of this page, as edited by FunPika (talk | contribs) at 20:53, 20 December 2013 (Forgot a _num, half the testcases fail.). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

-- Replacement for [[Template:Time ago]]
local HtmlBuilder = require('Module:HtmlBuilder')

local p = {}

function p.timeAgo( frame )
	local lang = mw.language.getContentLanguage()
	local purge = ''
	
	if ( frame.args.purge ) then
		local builder = HtmlBuilder.create()
		builder
			.wikitext(' ')
			.tag('span')
				.addClass('plainlinks')
				.wikitext('([' .. mw.title.getCurrentTitle().fullUrl('action=purge') .. ' purge])')
				.done()
				
		purge = tostring(builder)
	end
	
	local noError, inputTime = pcall( lang.formatDate, lang, 'U', frame.args[1] )
	if not noError then 
		local builder = HtmlBuilder.create()
		builder
			.tag('strong')
				.addClass('error')
				.wikitext('Error: first parameter cannot be parsed as a date or time.')
				.done()
				
		return tostring(builder) .. purge 
	end
	local timeDiff = lang:formatDate( 'U' ) - inputTime
	local magnitude = frame.args.magnitude
	local min_magnitude = frame.args.min_magnitude
	local auto_magnitude_num
	local min_magnitude_num
	local result
	if frame.args.ago then ago = frame.args.ago else ago = 'ago' end
	
	if magnitude then
		auto_magnitude_num = 0
		min_magnitude_num = timeText[magnitude]
	else
		if ( math.floor( math.abs( timeDiff ) / 120 ) > 0 ) then
			auto_magnitude_num = 1
		else
			auto_magnitude_num = 0
		end
		if ( math.floor( math.abs( timeDiff ) / 7200 ) > 0 ) then auto_magnitude_num = 2 end
		if ( math.floor( math.abs( timeDiff ) / 172800 ) > 0 ) then auto_magnitude_num = 3 end
		if ( math.floor( math.abs( timeDiff ) / 5356800 ) > 0 ) then auto_magnitude_num = 5 end
		if ( math.floor( math.abs( timeDiff ) / 63115200 ) > 0 ) then auto_magnitude_num = 6 end
		if min_magnitude then min_magnitude_num = timeText[min_magnitude] else min_magnitude_num = -1 end
	end
	
	if not min_magnitude_num then min_magnitude_num = 0 end
	local magnitude_num = math.max( min_magnitude_num, auto_magnitude_num )
	if ( timeDiff >= 0 ) then
		if ( magnitude_num == 0 ) then result = math.floor ( math.abs( timeDiff ) ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) ), { 'second', 'seconds' } )
		elseif ( magnitude_num == 1 ) then result = math.floor ( math.abs( timeDiff ) / 60 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 60 ), { 'minute', 'minutes' } )
		elseif ( magnitude_num == 2 ) then result = math.floor ( math.abs( timeDiff ) / 3600 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 3600 ), { 'hour', 'hours' } )
		elseif ( magnitude_num == 3 ) then result = math.floor ( math.abs( timeDiff ) / 86400 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 86400 ), { 'day', 'days' } )
		elseif ( magnitude_num == 4 ) then result = math.floor ( math.abs( timeDiff ) / 604800 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 604800 ), { 'week', 'weeks' } )
		elseif ( magnitude_num == 5 ) then result = math.floor ( math.abs( timeDiff ) / 2678400 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 2678400 ), { 'month', 'months' } )
		elseif ( magnitude_num == 6 ) then result = math.floor ( math.abs( timeDiff ) / 31557600 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 31557600 ), { 'year', 'years' } ) end
		result = result .. ' ' .. ago
	else
		if ( magnitude_num == 0 ) then result = math.floor ( math.abs( timeDiff ) ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) ), { 'second\'s', 'seconds\'' } )
		elseif ( magnitude_num == 1 ) then result = math.floor ( math.abs( timeDiff ) / 60 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 60 ), { 'minute\'s', 'minutes\'' } )
		elseif ( magnitude_num == 2 ) then result = math.floor ( math.abs( timeDiff ) / 3600 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 3600 ), { 'hour\'s', 'hours\'' } )
		elseif ( magnitude_num == 3 ) then result = math.floor ( math.abs( timeDiff ) / 86400 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 86400 ), { 'day\'s', 'days\'' } )
		elseif ( magnitude_num == 4 ) then result = math.floor ( math.abs( timeDiff ) / 604800 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 604800 ), { 'week\'s', 'weeks\'' } )
		elseif ( magnitude_num == 5 ) then result = math.floor ( math.abs( timeDiff ) / 2678400 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 2678400 ), { 'month\'s', 'months\'' } )
		elseif ( magnitude_num == 6 ) then result = math.floor ( math.abs( timeDiff ) / 31557600 ) .. ' ' .. lang:plural( math.floor ( math.abs( timeDiff ) / 31557600 ), { 'year\'s', 'years\'' } ) end	
		result = result .. ' time'
	end
	return result .. purge
end

timeText = {
	["seconds"] = 0,
	["minutes"] = 1,
	["hours"] = 2,
	["days"] = 3,
	["weeks"] = 4,
	["months"] = 5,
	["years"] = 6,
}

return p
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