Editing Module:List
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-- This module outputs different kinds of lists. At the moment, bulleted, | -- This module outputs different kinds of lists. At the moment, bulleted, unbulleted, | ||
-- | -- horizontal, ordered, and horizontal ordered lists are supported. | ||
local p = {} | local p = {} | ||
local | local getArgs = require('Module:Arguments').getArgs | ||
local htmlBuilder = require('Module:HtmlBuilder') | |||
function | local function getListItem(data, style, itemStyle, itemValue) | ||
if not data then | |||
return c | |||
end | |||
local item = htmlBuilder.create('li') | |||
item | |||
.cssText(style) | |||
.cssText(itemStyle) | |||
.wikitext(data) | |||
if(itemValue) then | |||
item.attr('value',itemValue) | |||
end | |||
return tostring(item) | |||
end | |||
-- | local function getArgNums(args) | ||
-- Returns an array containing the keys of all positional arguments that contain data (i.e. non-whitespace values). | |||
local nums = {} | |||
for k, v in pairs(args) do | |||
if type(k) == 'number' and | |||
k >= 1 and | |||
math.floor(k) == k and | |||
mw.ustring.match(v, '%S') then | |||
table.insert(nums, k) | |||
end | |||
end | |||
table.sort(nums) | |||
return nums | |||
end | |||
function p.makeList(listType, args) | |||
-- This is the main function to be called from other Lua modules. | |||
-- First, get the list items. | |||
local listItems = {} | |||
local argNums = getArgNums(args) | |||
for i, num in ipairs(argNums) do | |||
local item = getListItem( | |||
args[num], | |||
args.item_style or args.li_style, -- li_style is included for backwards compatibility. item_style was included to be easier to understand for non-coders. | |||
args['item_style' .. tostring(num)] or args['li_style' .. tostring(num)], | |||
args['item_value' .. tostring(num)] | |||
) | |||
table.insert(listItems, item) | |||
end | |||
if #listItems == 0 then | |||
return '' | |||
end | |||
-- Build the opening div tag. | |||
local root = htmlBuilder.create('div') | |||
if listType == 'horizontal' or listType == 'horizontal_ordered' then | if listType == 'horizontal' or listType == 'horizontal_ordered' then | ||
root.addClass('hlist') | |||
elseif listType == 'unbulleted' then | elseif listType == 'unbulleted' then | ||
root.addClass('plainlist') | |||
end | end | ||
root.addClass(args.class) | |||
if listType == 'horizontal' or listType == 'horizontal_ordered' then | if listType == 'horizontal' or listType == 'horizontal_ordered' then | ||
local indent = tonumber(args.indent) | local indent = tonumber(args.indent) | ||
indent = indent and indent * 1.6 or 0 | indent = tostring((indent and indent * 1.6) or 0) | ||
root.css('margin-left', indent .. 'em') | |||
end | end | ||
-- If we are outputting an ordered list or an ordered horizontal list, get the type and list-style-type. | |||
-- | -- Horizontal ordered lists aren't supported yet, but including them anyway in case support is ever added to the CSS backend. | ||
local listStyleType, typeAttr | |||
-- | |||
if listType == 'ordered' or listType == 'horizontal_ordered' then | if listType == 'ordered' or listType == 'horizontal_ordered' then | ||
listStyleType = args.list_style_type or args['list-style-type'] | |||
typeAttr = args['type'] | |||
end | |||
-- Detect if the type attribute specified by args.type is using an invalid value, and if so try passing it as a list-style-type CSS property. | |||
if typeAttr and not typeAttr:match('^%s*[1AaIi]%s*$') then | |||
if not listStyleType then | |||
listStyleType = typeAttr | |||
typeAttr = nil | |||
then | |||
end | end | ||
end | end | ||
root.cssText(args.style) | |||
-- | -- Build the list tags and list items. | ||
local list = root.tag((listType == 'ordered' or listType == 'horizontal_ordered') and 'ol' or 'ul') | |||
local start = args.start | |||
list | |||
.attr('start', start) | |||
if listType == 'horizontal_ordered' then | if listType == 'horizontal_ordered' then | ||
-- Apply fix to get start numbers working with horizontal ordered lists. | -- Apply fix to get start numbers working with horizontal ordered lists. | ||
local startNum = tonumber( | local startNum = tonumber(start) | ||
if startNum then | if startNum then | ||
list.css('counter-reset', 'listitem ' .. tostring(startNum - 1)) | |||
end | end | ||
end | end | ||
list | list | ||
.attr('type', typeAttr) | |||
.css('list-style-type', listStyleType) | |||
.cssText(args.list_style or args.ul_style or args.ol_style) -- ul_style and ol_style are included for backwards compatibility. No distinction is made for ordered or unordered lists. | |||
.wikitext(table.concat(listItems)) | |||
return tostring(root) | |||
return | |||
end | end | ||
function | local function makeWrapper(listType) | ||
return function(frame) | |||
local args = getArgs(frame, { | |||
return | |||
local | |||
valueFunc = function (key, value) | valueFunc = function (key, value) | ||
if type(key) == 'number' or value ~= '' then | |||
return value | |||
end | |||
end | end | ||
}) | }) | ||
return p.makeList(listType, args) | return p.makeList(listType, args) | ||
end | end | ||
end | |||
local funcNames = {'bulleted', 'unbulleted', 'horizontal', 'ordered', 'horizontal_ordered'} | |||
for _, funcName in ipairs(funcNames) do | |||
p[funcName] = makeWrapper(funcName) | |||
end | end | ||
return p | return p |