Module:Infobox

-- -- This module implements -- local p = {} local HtmlBuilder = require('Module:HtmlBuilder') local args local root function union(t1, t2) -- Returns the union of the values of two tables, as a sequence. local vals = {} for k, v in pairs(t1) do       vals[v] = true end for k, v in pairs(t2) do       vals[v] = true end local ret = {} for k, v in pairs(vals) do       table.insert(ret, k)    end return ret end

local function getArgNums(prefix) -- Returns a table containing the numbers of the arguments that exist -- for the specified prefix. For example, if the prefix was 'data', and -- 'data1', 'data2', and 'data5' exist, it would return {1, 2, 5}. local nums = {} for k, v in pairs(args) do       local num = tostring(k):match('^' .. prefix .. '([1-9]%d*)$') if num then table.insert(nums, tonumber(num)) end end table.sort(nums) return nums end

local function addRow(rowArgs) -- Adds a row to the infobox, with either a header cell -- or a label/data cell combination. if rowArgs.header then root .tag('tr') .tag('th') .attr('colspan', 2) .addClass(rowArgs.class) .css('text-align', 'center') .cssText(args.headerstyle) .wikitext(rowArgs.header) elseif rowArgs.data then local row = root.tag('tr') row.addClass(rowArgs.rowclass) if rowArgs.label then row .tag('th') .attr('scope', 'row') .css('text-align', 'left') .cssText(args.labelstyle) .wikitext(rowArgs.label) .done end local dataCell = row.tag('td') if not rowArgs.label then dataCell .attr('colspan', 2) .css('text-align', 'center') end dataCell .addClass(rowArgs.class) .cssText(rowArgs.datastyle) .wikitext(rowArgs.data) end end

local function renderTitle if not args.title then return end

root .tag('caption') .addClass(args.titleclass) .cssText(args.titlestyle) .wikitext(args.title) end

local function renderAboveRow if not args.above then return end root .tag('tr') .tag('th') .attr('colspan', 2) .addClass(args.aboveclass) .css('text-align', 'center') .css('font-size', '125%') .css('font-weight', 'bold') .cssText(args.abovestyle) .wikitext(args.above) end

local function renderBelowRow if not args.below then return end root .tag('tr') .tag('td') .attr('colspan', '2') .addClass(args.belowclass) .css('text-align', 'center') .cssText(args.belowstyle) .newline .wikitext(args.below) .newline end

local function renderSubheaders if args.subheader then args.subheader1 = args.subheader end if args.subheaderrowclass then args.subheaderrowclass1 = args.subheaderrowclass end local subheadernums = getArgNums('subheader') for k, num in ipairs(subheadernums) do       addRow({            data = args['subheader' .. num],            datastyle = args.subheaderstyle or args['subheaderstyle' .. num],            class = args.subheaderclass,            rowclass = args['subheaderrowclass' .. num]        }) end end

local function renderImages if args.image then args.image1 = args.image end if args.caption then args.caption1 = args.caption end local imagenums = getArgNums('image') for k, num in ipairs(imagenums) do       local caption = args['caption' .. num] local data = HtmlBuilder.create.wikitext(args['image' .. num]) if caption then data .tag('br', {selfClosing = true}) .done .tag('span') .cssText(args.captionstyle) .wikitext(caption) end addRow({           data = tostring(data),            datastyle = args.imagestyle,            class = args.imageclass,            rowclass = args['imagerowclass' .. num]        }) end end

local function renderRows -- Gets the union of the header and data argument numbers, -- and renders them all in order using addRow. local rownums = union(getArgNums('header'), getArgNums('data')) table.sort(rownums) for k, num in ipairs(rownums) do       addRow({            header = args['header' .. num],            label = args['label' .. num],            data = args['data' .. num],            datastyle = args.datastyle,            class = args['class' .. num],            rowclass = args['rowclass' .. num]        }) end end

local function renderNavBar if not args.name then return end root .tag('tr') .tag('td') .attr('colspan', '2') .css('text-align', 'right') .wikitext(mw.getCurrentFrame:expandTemplate({ title = 'navbar', args = { args.name, mini = 1 } })) end

local function renderItalicTitle local italicTitle = args['italic title'] and mw.ustring.lower(args['italic title']) if italicTitle == '' or italicTitle == 'force' or italicTitle == 'yes' then root.wikitext(mw.getCurrentFrame:expandTemplate({title = 'italic title'})) end end

local function renderTrackingCategories if args.decat ~= 'yes' then if #(getArgNums('data')) == 0 and mw.title.getCurrentTitle.namespace == 0 then root.wikitext('') end if args.child == 'yes' and args.title then root.wikitext('') end end end

local function _infobox -- Specify the overall layout of the infobox, with special settings -- if the infobox is used as a 'child' inside another infobox. if args.child ~= 'yes' then root = HtmlBuilder.create('table') root .addClass('infobox') .addClass(args.bodyclass) .attr('cellspacing', 3) .css('border-spacing', '3px') if args.subbox == 'yes' then root .css('padding', '0') .css('border', 'none') .css('margin', '-3px') .css('width', 'auto') .css('min-width', '100%') .css('font-size', '100%') .css('clear', 'none') .css('float', 'none') .css('background-color', 'transparent') else root .css('width', '22em') end root .cssText(args.bodystyle) renderTitle renderAboveRow else root = HtmlBuilder.create end

renderSubheaders renderImages renderRows renderBelowRow renderNavBar renderItalicTitle renderTrackingCategories return tostring(root) end

local function touchParameters(prefixTable, origArgs, step) -- Parse the parameters with the given prefixes, in order, in batches -- of the step size specified. This is to prevent references etc. from -- appearing in the wrong order. if type(prefixTable) ~= 'table' or type(origArgs) ~= 'table' then error("Invalid input to the touchParameters function detected. Both parameters must be tables.", 2) end if step and type(step) ~= 'number' then error("Non-numerical step value detected.", 2) end step = step or 20 -- If the step size is not given, the default is 20. local temp local a = 1 -- Counter variable. local moreArgumentsExist = true for j,v in ipairs(prefixTable) do       if not type(v) == "string" then error("Non-string value detected in the prefix table in the touchParameters function.", 2) end temp = origArgs[v] end while moreArgumentsExist == true do       moreArgumentsExist = false for i = a, a + step - 1 do           for j,v in ipairs(prefixTable) do                temp = origArgs[v .. tostring(i)] if temp then moreArgumentsExist = true end end end a = a + step end end function p.infobox(frame) local origArgs -- If called via #invoke, use the args passed into the invoking template. -- Otherwise, for testing purposes, assume args are being passed directly in. if frame == mw.getCurrentFrame then origArgs = frame:getParent.args else origArgs = frame end -- Parse the data parameters in the same order that the old did, so that -- references etc. will display in the expected places. local temp temp = origArgs.title temp = origArgs.above touchParameters({'subheader'}, origArgs, 5) touchParameters({'image', 'caption'}, origArgs, 5) touchParameters({'header', 'label', 'data'}, origArgs, 20) temp = origArgs.below -- ParserFunctions considers whitespace to be false, so to preserve the previous -- behavior of, change any whitespace arguments to nil, so Lua will consider -- them false too. (Except the 'italic title' param, which specifies different behavior   -- depending on whether it's absent or empty) args = {} for k, v in pairs(origArgs) do       if mw.ustring.match(v, '%S') or k == 'italic title' then args[k] = v       end end return _infobox end return p