Module:Timeline of release years
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This module implements {{Timeline of release years}}.
local p = {} local function items(args, year, oldrange) local itemList = {} -- First loop through is to find the lowest year range, if any. If oldrange is supplied, the year range must also be greater than it. local range = 0; if args[year .. '_to'] or args[year .. 'a_to'] then local newrange = tonumber(args[year .. '_to'] or args[year .. 'a_to']) if newrange and (oldrange == nil or newrange > oldrange) then range = newrange; end end for asciiletter = 98, 106 do -- 98 > b, 106 > j if args[year .. string.char(asciiletter) .. '_to'] then local newrange = tonumber(args[year .. string.char(asciiletter) .. '_to']) if newrange and (oldrange == nil or newrange > oldrange) and (range == 0 or newrange < range) then range = newrange; end end end -- Find items, filtered by range if available. if args[year] or args[year .. 'a'] then local thisrange = tonumber(args[year .. '_to'] or args[year .. 'a_to']) if (range == 0 and thisrange == nil) or (thisrange and thisrange == range) then table.insert(itemList, args[year] or args[year .. 'a']) end end for asciiletter = 98, 106 do -- 98 > b, 106 > j if args[year .. string.char(asciiletter)] then local thisrange = tonumber(args[year .. string.char(asciiletter) .. '_to']) if (range == 0 and thisrange == nil) or (thisrange and thisrange == range) then table.insert(itemList, args[year .. string.char(asciiletter)]) end end end return table.maxn(itemList), itemList, range end local function color(args, year, itemNum, to_range) if args[year .. '_color'] then return args[year .. '_color'] end if to_range and args[year .. '_to_' .. to_range .. '_color'] then return args[year .. '_to_' .. to_range .. '_color'] end for yearrange = 1, 10 do if args['range' .. yearrange] and args['range' .. yearrange .. '_color'] then local _, _, beginyear, endyear = string.find( args['range' .. yearrange], '^(%d%d%d%d)%D+(%d%d%d%d)$' ) local year = tonumber(year) or 9999 -- For year == 'TBA' beginyear = tonumber(beginyear) or 0 endyear = tonumber(endyear) or 9999 if year >= beginyear and year <= endyear then local _, _, color1, color2 = string.find( args['range' .. yearrange .. '_color'], '^(%S*)%s*(%S*)$' ) color2 = string.find(color2, '^#?%w+$') and color2 or color1 return itemNum > 0 and color1 or color2 end end end return itemNum > 0 and '#0BDA51' or '#228B22' end local function left(builder, args, year, itemNum, range) builder = builder:tag('th') :attr('scope', 'row') :css('border-right', '1.4em solid ' .. color(args, year, itemNum, range)) if itemNum > 1 then builder = builder:attr('rowspan', itemNum) end if year == 'TBA' then builder:tag('abbr'):attr('title', 'To be announced'):wikitext('TBA') else builder:wikitext(range ~= 0 and year .. '–' .. range or year) end end local function right(builder, itemNum, itemList) if itemNum == 0 then return end if itemNum == 1 then builder:tag('td') :wikitext(itemList[1]) return end -- if itemNum >= 2 builder:tag('td') :addClass('rt-first') :wikitext(itemList[1]) for key = 2, itemNum - 1 do builder = builder:tag('tr') :tag('td') :addClass('rt-next') :wikitext(itemList[key]) end builder = builder:tag('tr') :tag('td') :addClass('rt-last') :wikitext(itemList[itemNum]) end local function row(builder, args, year, emptyyear, lastyear, highrange) local oldrange = nil repeat local itemNum, itemList, range = items(args, year, oldrange) -- Now check for a new high range and catch it. We need to know what highrange was prior to update though. local oldhighrange = nil if(range > 0 and (highrange == nil or range > highrange)) then oldhighrange = (highrange or range) highrange = range end oldhighrange = (oldhighrange or highrange) -- If compressempty is set, check for empty items, track empty years and high ranges, and -- put out a compressed range when next year is found. if args.compressempty and oldrange == nil then -- If we're compressing and there's no items, return this year for tracking. if #itemList < 1 then return year, highrange end -- If emptyyear is below or equal the highrange, we need to make adjustments. if(emptyyear and oldhighrange and emptyyear <= oldhighrange) then -- If the current year is highrange or highrange +1, suppress empty row output entirely. -- If the current year is highrange+2 or more, adjust the emptyyear to be above highrange) if(year <= (oldhighrange+1)) then emptyyear = nil elseif(year > (oldhighrange+1)) then emptyyear = oldhighrange+1 end end -- If we have items but are tracking an empty year, output compressed range row. if emptyyear ~= nil then builder = builder:tag('tr') if year == 'TBA' then left(builder, args, emptyyear, 0, lastyear) else if year-1 == emptyyear then left(builder, args, emptyyear, 0, 0) else left(builder, args, emptyyear, 0, year-1) end end end end -- We can break out if this is the case. This means we have looped through more than once, but there were no more items remaining. if range == 0 and oldrange and #itemList < 1 then break end builder = builder:tag('tr') left(builder, args, year, itemNum, range) right(builder, itemNum, itemList) if range ~= 0 then oldrange = range end until range == 0 return nil, highrange end function p._main(args) -- Main module code goes here. local currentyear = os.date('%Y') local ret local firstyear, lastyear local TBA = items(args, 'TBA') > 0 and true or false ret = mw.html.create( 'table' ) :addClass('release-timeline wikitable') :addClass(args.align == 'left' and 'rt-left' or nil) ret:tag('caption') :wikitext((args.title or 'Release timeline') .. (args.subtitle and ('<div class="rt-subtitle">'..args.subtitle..'</div>') or '')) if tonumber(args.first) then firstyear = tonumber(args.first) else for i = 1, currentyear do if items(args, i) > 0 then firstyear = i break end end firstyear = firstyear or (currentyear + 3) end if tonumber(args.last) then lastyear = tonumber(args.last) else for i = currentyear + 3, TBA and currentyear or firstyear, -1 do if items(args, i) > 0 then lastyear = i break end end lastyear = lastyear or (currentyear - 1) end local emptyyear = nil local highrange = nil for year = firstyear, lastyear do local yearcheck, newhighrange = row(ret, args, year, emptyyear, lastyear, highrange) if (emptyyear == nil and yearcheck ~= nil) or (emptyyear ~= nil and yearcheck == nil) then emptyyear = yearcheck end highrange = newhighrange end if TBA then row(ret, args, 'TBA') end return mw.getCurrentFrame():extensionTag{ name = 'templatestyles', args = { src = 'Module:Timeline of release years/styles.css'} } .. tostring(ret) end function p.main(frame) local args = require('Module:Arguments').getArgs(frame) return p._main(args) end return p