Module:Infobox

Usage

At Template:Infobox item

<includeonly>{{#invoke:Infobox|main
|kind=example-1
|sep=,
|image={{#if:{{{image|}}}|[[File:{{{image}}}{{!}}300px]]}}
|sections=General Info, Stats
|General Info=Region,Element
|Stats=Attack, HP, Armor, Attack Speed
|Attack Speed={{#if:{{{Attack Speed|}}}|{{{Attack Speed}}}%}}
}}</includeonly><noinclude>{{documentation}}</noinclude>

On an item page

{{Infobox item
|title= <!-- the title of the infobox -->
|Region= <!-- the value in Label1 field -->
|Element= <!-- the value in Label2 field -->
|Attack= <!-- the value in Label3 field --> 
}}

-- version 0.1.4

--------------------------------------
-- User settings, you can modify these
--------------------------------------

-- if you want to not always use divs in your wiki (as opposed to tables), you can change this default
-- just remember to change it back each time you update from the main "branch" on the support wiki!
-- you can also control it per infobox with `|useDivs=yes` or `|useDivs=no`
local USE_DIVS = true -- `false` or `true`

-- default value to show if a param is missing in some but not all tabs.
-- set to `nil` (not in quotes) to remove such rows altogether in the tabs where they're missing
local TABBED_NONEXIST = nil -- `''` or `nil` or `'N/A'` etc. Don't put nil in quotes.

---------------------------------------------------------------------------
-- Do not modify anything below this line unless you know what you're doing
---------------------------------------------------------------------------

local h = {}
local p = {}
local hooks = {}

function p.arraymap(frame)
	-- a lua implementation of Page Forms' arraymap
	local args = h.overwrite()
	local items = h.split(args[1], args[2] or ',')
	for i, item in ipairs(items) do
		items[i] = args[4]:gsub(args[3], item)
	end
	return table.concat(items, args[5] or ',')
end

function p.preprocess(frame)
    return frame:preprocess(frame.args[1] or frame:getParent().args[1])
end

function p.main(frame)
	h.registerHooks()
	h.increment()
	local args = h.overwrite()
	local sep = args.sep or ','
	h.castArgs(args, sep)
    h.setMainImage(args.images[1])
	return h.makeInfobox(args, sep)
end

function h.registerHooks()
	if not mw.title.new('Module:Infobox/Hooks').exists then return end
	hooks = require('Module:Infobox/Hooks')
end

function h.runHook(key, ...)
	if hooks[key] then
		hooks[key](...)
	end
end

function h.increment()
	-- optional use of VariablesLua for better compatibility
	local VariablesLua = mw.ext.VariablesLua
	if VariablesLua == nil then
		h.counter = mw.getCurrentFrame():callParserFunction('#var', {'DRUID_INFOBOX_ID', 0}) + 1
		mw.getCurrentFrame():callParserFunction('#vardefine', {'DRUID_INFOBOX_ID', h.counter})
	else
		h.counter = VariablesLua.var('DRUID_INFOBOX_ID', 0) + 1
		VariablesLua.vardefine('DRUID_INFOBOX_ID', h.counter)
	end
end

function h.castArgs(args, sep)
	h.runHook('onCastArgsStart', args, sep, args.kind)
	args.tabs = h.split(args.tabs or args.image_labels, sep)
	args.images = h.getImages(args, sep)
	args.sections = h.split(args.sections, sep)
	for _, section in ipairs(args.sections) do
		args[section] = h.split(args[section], sep)
		args[section .. '_tabs'] = h.split(args[section .. '_tabs'], sep)
		if #args.tabs > 0 and #args[section .. '_tabs'] > 0 then
			error(('You cannot specify |tabs= and |%s= at the same time, please pick one'):format(section .. '_tabs'))
		end
	end
	if args.useDivs then
		USE_DIVS = h.castBool(args.useDivs)
	end
	-- this would be in the outer scope, but we're hiding it
	h.entityType = USE_DIVS and 'div' or 'table' -- key of h.htmlEntities
	h.runHook('onCastArgsEnd', args, sep, args.kind)
end

function h.getImages(args, sep)
	if args.image and not args.images then
		args.images = args.image
	end
	if args.images then
		return h.split(args.images, sep)
	end
	if not args.tabs then return {} end
	local ret = {}
	for _, key in ipairs(args.tabs) do
		if args[key .. '_image'] then
			ret[#ret+1] = args[key .. '_image']
		end
	end
	return ret
end

function h.setMainImage(file)
    if not file then return end
    local fileText = file:gsub('.-:', '')
	fileText = fileText:gsub('^([^|%]]+).*', '%1')
	mw.getCurrentFrame():callParserFunction{
		name = '#setmainimage',
		args = { fileText },
	}
end

function h.makeInfobox(args, sep)
	local out = mw.html.create(h.getTag('container'))
		:addClass('druid-infobox')
		:addClass('druid-container')
		:addClass(args.class) -- warning: class can be nil, don't concat anything
		:attr('id', args.id or ('druid-container-' .. h.counter))
	if args.kind then out:addClass('druid-container-' .. h.escape(args.kind)) end
	h.printTitle(out, args)
	h.printImages(out, args.images, args)
	for _, section in ipairs(args.sections) do
		-- cannot begin tagging here because we don't know if any applicable args are present
		local cols = args[section .. '_columns']
		local makeSection = cols and h.makeGridSection or h.makeSection
		out:node(makeSection(section, args[section], args, tonumber(cols)))
	end
	return out
end

function h.printTitle(out, args)
	local tabs = args.tabs
	if not tabs or #tabs == 0 then
		h.printSimpleTitle(out, args)
		return
	end
	if not h.hasComplexData('title', tabs, args) then
		h.printSimpleTitle(out, args)
		return
	end
	local node = h.printTitleWrapper(out)
	h.printTabbedDataItem(node, 'title', tabs, args)
end

function h.printSimpleTitle(out, args)
	if args.title then
		local node = h.printTitleWrapper(out)
		node:wikitext(args.title)
	end
end

function h.printTitleWrapper(out)
	return out:tag(h.getTag('titleOuter'))
		:tag(h.getTag('titleInner'))
			:addClass('druid-title')
			:attr('colspan', 2)
end

function h.printTabbedDataItem(node, item, tabs, args)
	-- hasData isn't used in the title case but we will need to track this
	-- when we're printing section data later on
	-- so we'll just track it always
	local hasData = false
	for i, label in ipairs(tabs) do
		local div = node:tag('div')
			:addClass('druid-toggleable-data')
			:addClass('druid-toggleable')
			:attr('data-druid', h.counter .. '-' .. i)
			:attr('data-druid-from-tab', label)
		if h.getTabbedContent(args, label, item) then
			hasData = true
			div:wikitext('\n\n' .. h.getTabbedContent(args, label, item))
			div:addClass('druid-toggleable-data-nonempty')
		else
			div:addClass('druid-toggleable-data-empty')
		end
		
		-- @HACK this should really be handled better in the parent function
		if item ~= 'title' then
			div:addClass('druid-data')
		end
		if i == 1 then div:addClass('focused') end
	end
	return hasData
end

function h.printImages(out, images, args)
	if #images == 0 and #args.tabs == 0 then return end
	-- burden is on the user to format this as an image. this should be done in the infobox template,
	-- with something like |image={{#if:{{{image|}}}|[[File:{{{image|}}}{{!}}300px{{!}}link=]]}}
	local td = out:tag(h.getTag('section'))
		:addClass('druid-section-container')
		:tag(h.getTag('cell'))
		:attr('colspan', 2)
	local tabs = args.tabs
	local tabTexts = h.getImageTabTexts(tabs, images, args)
	h.printTabs(td, tabTexts)
	if #images == 0 then return end
	if #images == 1 then
		td:addClass('druid-main-image')
			:wikitext(images[1])
		return
	end
	td:addClass('druid-main-images')
	local imagesContainer = td:tag('div')
		:addClass('druid-main-images-files')
	for i, image in ipairs(images) do
		local container = imagesContainer:tag('div')
			:addClass('druid-main-images-file')
			:addClass('druid-toggleable')
			:attr('data-druid', h.counter .. '-' .. i)
			:wikitext(image)
		local labelText
		if tabs[i] then
			labelText = args[tabs[i] .. '_label'] or tabs[i]
		else
			labelText = '[[Category:Infoboxes missing image labels]]Image ' .. i
		end
		if args[labelText .. '_caption'] then
			container:tag('div')
				:addClass('druid-main-images-caption')
				:wikitext(args[labelText .. '_caption'])
		end
		if i == 1 then
			container:addClass('focused')
		end
	end
end

function h.getImageTabTexts(tabs, images, args)
	if #tabs == 0 and #images <= 1 then return {} end
	local texts = {}
	local i = 1
	while images[i] or tabs[i] do
		if tabs[i] then
			texts[i] = args[tabs[i] .. '_label'] or tabs[i]
		else
			texts[i] = '[[Category:Infoboxes missing image labels]]Image ' .. i
		end
		i = i + 1
	end
	return texts
end

function h.printTabs(td, texts, isSection)
	if #texts == 0 then return end
	local container = td:tag('div')
		:addClass('druid-main-images-labels')
		:addClass('druid-tabs')
	if isSection then
		container:addClass('druid-section-tabs')
	end
	for i, item in ipairs(texts) do
		h.printTab(container, item, i, isSection)
	end
end

function h.printTab(container, text, i, isSection)
	local label = container:tag('div')
		:addClass('druid-main-images-label')
		:addClass('druid-tab')
		:addClass('druid-toggleable')
		:attr('data-druid', h.counter .. '-' .. i)
		:wikitext(text)
	if isSection then
		label:addClass('druid-section-tab')
	else
		label:addClass('druid-title-tab')
	end
	if i == 1 then
		label:addClass('focused')
	end
end

function h.makeGridSection(section, sectionFields, args, numCols)
	local numItems = h.countItems(sectionFields, section, args)
	if numItems == 0 then return end
	local node = mw.html.create(h.getTag('section'))
		:addClass('druid-section-container')
	h.printSectionHeader(node, section, args)
	h.printSectionTabs(node, section, args)
	local tr = node:tag(h.getTag('row'))
		:attr('data-druid-section-row', h.escape(section))
	if args[section .. '_collapsed'] then
		tr:addClass('druid-collapsed')
	end
	local grid = tr:tag(h.getTag('cell'))
		:attr('colspan', 2)
		:addClass('druid-grid-section')
		:addClass('druid-grid-section-' .. h.escape(section))
		:addClass(args[section .. '_class']) -- warning: class can be nil, don't concat anything
		:tag('div')
			:addClass('druid-grid')
	local row, col, i = 1, 1, 1
	local sizeOfLastRow = numItems % numCols
	local lcm = h.getNumGridCols(numItems, sizeOfLastRow, numCols)
	grid:css('grid-template-columns', ('repeat(%s, 1fr)'):format(lcm))
	local size = lcm / numCols
	for _, item in ipairs(sectionFields) do
		local node = mw.html.create('div')
		local shouldPrint = h.printData(node, item, section, args)
		if shouldPrint then
			if i == numItems - sizeOfLastRow + 1 then
				size = lcm / sizeOfLastRow
			end
			i = i + 1
			local gStart = (col - 1) * size + 1
			local gEnd = (col) * size + 1
			local itemContainer = grid:tag('div')
				:addClass('druid-grid-item')
				:addClass('druid-grid-item-' .. h.escape(item))
				:addClass(args[item .. '_class']) -- warning: class can be nil, don't concat anything
				:css('grid-column', ('%s / %s'):format(gStart, gEnd))
				:css('grid-row', row)
			if not h.castBool(args[item .. '_nolabel']) then
				h.printLabel(itemContainer:tag('div'), item, args)
			end
			itemContainer:node(node)
			if col == numCols then
				row = row + 1
				col = 1
			else
				col = col + 1
			end
		end
	end
	return node
end

function h.makeSection(section, sectionFields, args)
	if section == '' then return end -- bruteforce fix for trailing commas
	local shouldPrint = false
	local container = mw.html.create(h.getTag('section'))
		:addClass('druid-section-container')
		:addClass(args[section .. '_class']) -- warning: class can be nil, don't concat anything
	h.printSectionHeader(container, section, args)
	h.printSectionTabs(container, section, args)
	for _, item in ipairs(sectionFields) do
		local node = mw.html.create(h.getTag('cell'))
		local shouldPrintItem = h.printData(node, item, section, args)
		if shouldPrintItem then
			shouldPrint = true
			local tr = container:tag(h.getTag('row'))
				:addClass('druid-row')
				:addClass('druid-row-' .. h.escape(item))
				:addClass(args[item .. '_class']) -- warning: class can be nil, don't concat anything
				:attr('data-druid-section-row', h.escape(section))
			if args[section .. '_collapsed'] then
				tr:addClass('druid-collapsed')
			end
			if h.castBool(args[item .. '_wide']) or h.castBool(args[item .. '_nolabel']) then
				node
					:attr('colspan', 2)
					:addClass('druid-data-wide')
			else
				h.printLabel(tr:tag(h.getTag('label')), item, args)
			end
			tr:node(node)
		end
	end
	if not shouldPrint then return nil end
	return container
end

function h.countItems(sectionFields, section, args)
	local numItems = 0
	for _, v in ipairs(sectionFields) do
		-- we aren't actually printing here, but we're finding out if we should print anything
		-- because we need the count of columns before we print anything in grid data
		if h.printData(mw.html.create(), v, section, args) then
			numItems = numItems + 1
		end
	end
	return numItems
end

function h.getNumGridCols(numItems, sizeOfLastRow, numCols)
	if not numCols then return numItems, 1 end
	if numItems < numCols then return numItems, 1 end
	if sizeOfLastRow == 0 then
		return numCols, 1
	end
	local a, b = sizeOfLastRow, numCols
	while b ~= 0 do
	    a, b = b, a % b
	end
	local lcm = sizeOfLastRow * numCols / a
	return lcm
end

function h.printLabel(node, item, args)
	return node
		:addClass('druid-label')
		:addClass('druid-label-' .. h.escape(item))
		:wikitext(args[item .. '_display'] or args[item .. '_label'] or item)
end

function h.printData(node, item, section, args)
	-- prints data to the node
	-- and also returns whether the item is nonempty or not
	local hasData = false
	local sectionTabs = args[section .. '_tabs']
	local tabs = args.tabs
	if sectionTabs and #sectionTabs > 0 then
		tabs = sectionTabs
	end
	if not tabs or #tabs == 0 then
		return h.printSimpleData(node, item, args)
	end
	if not h.hasComplexData(item, tabs, args) then
		return h.printSimpleData(node, item, args)
	end
	hasData = hasData or h.printTabbedDataItem(node, item, tabs, args)
	return hasData
end

function h.getTabbedContent(args, label, item)
	return args[label .. '_' .. item] or args[item] or TABBED_NONEXIST
end

function h.printSimpleData(node, item, args)
	if args[item] and type(args[item]) ~= 'string' then
		error(("Invalid use of field %s as both a section and a data value"):format(item))
	end
	if not args[item] then return false end
	node:addClass('druid-data')
		:addClass('druid-data-' .. h.escape(item))
		:addClass('druid-data-nonempty')
		:wikitext('\n\n' .. args[item])
	return true
end

function h.hasComplexData(item, tabs, args)
	for _, v in ipairs(tabs) do
		if args[v .. '_' .. item] then return true end
	end
	return false
end

function h.printSectionHeader(node, section, args)
	if h.castBool(args[section .. '_nolabel']) then return end
	local tr = node:tag(h.getTag('row'))
		:attr('data-druid-section', h.escape(section))
	local th = tr:tag(h.getTag('sectionTitle'))
		:attr('colspan', 2)
		:addClass('druid-section')
		:addClass('druid-section-' .. h.escape(section))
	if args[section .. '_collapsible'] then
		tr:addClass('druid-collapsible')
		if args[section .. '_collapsed'] then
			tr:addClass('druid-collapsible-collapsed')
		end
	end
	local emptySections = {}
	for _, label in ipairs(args.tabs) do
		local hasLabel = false
		for _, item in ipairs(args[section] or {}) do
			if h.getTabbedContent(args, label, item) then
				hasLabel = true
			end
		end
		if not hasLabel then emptySections[label] = true end
	end
	if not next(emptySections) then
		th:wikitext(args[section .. '_label'] or section)
		return
	end
	for i, label in ipairs(args.tabs) do
		local div = th:tag('div')
			:addClass('druid-toggleable-heading')
			:addClass('druid-toggleable')
			:attr('data-druid', h.counter .. '-' .. i)
			:wikitext(args[section .. '_label'] or section)
		-- we are going to print the section content even in empty nodes
		-- for compatibility with browsers without :has, where hiding empty rows won't happen
		if emptySections[label] then
			div:addClass('druid-toggleable-heading-empty')
		end
		if i == 1 then
			div:addClass('focused')
		end
	end
end

function h.printSectionTabs(node, section, args)
	local tabs = args[section .. '_tabs']
	if not tabs or #tabs == 0 then return end
	local tr = node:tag(h.getTag('sectionTabsOuter'))
		:attr('data-druid-section', h.escape(section))
	local th = tr:tag(h.getTag('sectionTabs'))
		:attr('colspan', 2)
		:addClass('druid-section-tabs')
		:addClass('druid-section-' .. h.escape(section))
	local texts = {}
	for i, item in ipairs(tabs) do
		texts[i] = args[item .. '_label'] or item
	end
	h.printTabs(th, texts, true)
end

----------------------------
-- general utility functions
----------------------------

function h.overwrite()
	-- this is a generic utility function that collects args from the invoke call & the parent template.
	-- normally, you merge args with parent template overwriting the invoke call, but
	-- since we'll be putting markup/formatting into our invoke call,
	-- we actually want to overwrite what the user sent.
	local f = mw.getCurrentFrame()
	local origArgs = f.args
	local parentArgs = f:getParent().args

	local args = {}
	
	for k, v in pairs(parentArgs) do
		v = mw.text.trim(v)
		if v ~= '' then
			args[k] = v
		end
	end
	
	for k, v in pairs(origArgs) do
		v = mw.text.trim(tostring(v))
		if v ~= '' then
			args[k] = v
		end
	end
	
	return args
end

-- generic utility functions
-- these would normally be provided by other modules, but to make installation easy
-- I'm including everything here

function h.split(text, pattern, plain)
	if not text then
		return {}
	end
	local ret = {}
	for m in h.gsplit(text, pattern, plain) do
		ret[#ret+1] = m
	end
	return ret
end

function h.gsplit( text, pattern, plain )
	if not pattern then pattern = ',' end
	if not plain then
		pattern = '%s*' .. pattern .. '%s*'
	end
	local s, l = 1, text:len()
	return function ()
		if s then
			local e, n = text:find( pattern, s, plain )
			local ret
			if not e then
				ret = text:sub( s )
				s = nil
			elseif n < e then
				-- Empty separator!
				ret = text:sub( s, e )
				if e < l then
					s = e + 1
				else
					s = nil
				end
			else
				ret = e > s and text:sub( s, e - 1 ) or ''
				s = n + 1
			end
			return ret
		end
	end, nil, nil
end

function h.escape(s)
	s = s:gsub(' ', '')
		:gsub('"', '')
		:gsub("'", '')
		:gsub("%?", '')
		:gsub("%%", '')
		:gsub("%[", '')
		:gsub("%]", '')
		:gsub("{", '')
		:gsub("}", '')
		:gsub("!", '')
	return s
end


-- normally I would make these constants at the top of the file
-- but I don't want to mistake them with user-set constants
h.boolFalse = { ['false'] = true, ['no'] = true, [''] = true, ['0'] = true, ['nil'] = true }

function h.castBool(x)
	if not x then return false end
	return not h.boolFalse[tostring(x):lower()]
end

h.htmlEntities = {
	table = {
		container = 'table',
		titleOuter = 'tr',
		titleInner = 'th',
		section = '',
		sectionTitle = 'th',
		sectionTabsOuter = 'tr',
		sectionTabs = 'td',
		row = 'tr',
		label = 'th',
		cell = 'td',
	},
	div = {
		container = 'div',
		titleOuter = 'div',
		titleInner = 'div',
		section = 'div',
		sectionTitle = 'div',
		sectionTabsOuter = 'div',
		sectionTabs = 'div',
		row = 'div',
		label = 'div',
		cell = 'div',
	}
}

function h.getTag(key)
	-- try not to totally fail here
	return h.htmlEntities[h.entityType or 'div'][key]
end

return p

Module:Infobox

Usage

At Template:Infobox item

On an item page

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