Module:List: Difference between revisions
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add fix to make the start parameter work with horizontal ordered lists, and switch to Module:Arguments for argument processing |
split the HTML rendering code out into a separate function, add a tracking category for deprecated parameters, ignore blank/whitespace arguments, and replace getArgNums with the equivalent function in Module:TableTools |
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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, |
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-- horizontal, ordered, and horizontal ordered lists are supported. |
-- unbulleted, horizontal, ordered, and horizontal ordered lists are supported. |
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local libUtil = require('libraryUtil') |
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local checkType = libUtil.checkType |
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local mTableTools = require('Module:TableTools') |
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local p = {} |
local p = {} |
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local listTypes = { |
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local getArgs = require('Module:Arguments').getArgs |
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['bulleted'] = true, |
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local htmlBuilder = require('Module:HtmlBuilder') |
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['unbulleted'] = true, |
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['horizontal'] = true, |
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['ordered'] = true, |
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['horizontal_ordered'] = true |
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} |
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function p.makeListData(listType, args) |
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-- Constructs a data table to be passed to p.renderList. |
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if not data then |
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local data = {} |
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return c |
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end |
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local item = htmlBuilder.create('li') |
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item |
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.cssText(style) |
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.cssText(itemStyle) |
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.wikitext(data) |
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if(itemValue) then |
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item.attr('value',itemValue) |
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end |
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return tostring(item) |
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end |
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-- Classes |
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local function getArgNums(args) |
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data.classes = {} |
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-- Returns an array containing the keys of all positional arguments that contain data (i.e. non-whitespace values). |
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local nums = {} |
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for k, v in pairs(args) do |
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if type(k) == 'number' and |
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k >= 1 and |
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math.floor(k) == k and |
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mw.ustring.match(v, '%S') then |
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table.insert(nums, k) |
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end |
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end |
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table.sort(nums) |
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return nums |
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end |
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function p.makeList(listType, args) |
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-- This is the main function to be called from other Lua modules. |
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-- First, get the list items. |
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local listItems = {} |
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local argNums = getArgNums(args) |
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for i, num in ipairs(argNums) do |
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local item = getListItem( |
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args[num], |
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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. |
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args['item_style' .. tostring(num)] or args['li_style' .. tostring(num)], |
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args['item_value' .. tostring(num)] |
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) |
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table.insert(listItems, item) |
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end |
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if #listItems == 0 then |
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return '' |
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end |
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-- Build the opening div tag. |
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local root = htmlBuilder.create('div') |
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if listType == 'horizontal' or listType == 'horizontal_ordered' then |
if listType == 'horizontal' or listType == 'horizontal_ordered' then |
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table.insert(data.classes, 'hlist') |
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elseif listType == 'unbulleted' then |
elseif listType == 'unbulleted' then |
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table.insert(data.classes, 'plainlist') |
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end |
end |
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table.insert(data.classes, args.class) |
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-- Main div style |
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data.style = args.style |
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-- Indent for horizontal lists |
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if listType == 'horizontal' or listType == 'horizontal_ordered' then |
if listType == 'horizontal' or listType == 'horizontal_ordered' then |
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local indent = tonumber(args.indent) |
local indent = tonumber(args.indent) |
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indent = |
indent = indent and indent * 1.6 or 0 |
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if indent > 0 then |
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data.marginLeft = indent .. 'em' |
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end |
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end |
end |
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-- If we are outputting an ordered list or an ordered horizontal list, get the type and list-style-type. |
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-- List style types for ordered lists |
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-- Horizontal ordered lists aren't supported yet, but including them anyway in case support is ever added to the CSS backend. |
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-- This could be "1, 2, 3", "a, b, c", or a number of others. The list style |
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local listStyleType, typeAttr |
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-- type is either set by the "type" attribute or the "list-style-type" CSS |
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-- property. |
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if listType == 'ordered' or listType == 'horizontal_ordered' then |
if listType == 'ordered' or listType == 'horizontal_ordered' then |
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listStyleType = args.list_style_type or args['list-style-type'] |
data.listStyleType = args.list_style_type or args['list-style-type'] |
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data.type = args['type'] |
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end |
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-- Detect invalid type attributes and attempt to convert them to |
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-- 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. |
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-- list-style-type CSS properties. |
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if typeAttr and not typeAttr:match('^%s*[1AaIi]%s*$') then |
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if data.type |
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if not listStyleType then |
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and not data.listStyleType |
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listStyleType = typeAttr |
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and not tostring(data.type):find('^%s*[1AaIi]%s*$') |
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typeAttr = nil |
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then |
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data.listStyleType = data.type |
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data.type = nil |
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end |
end |
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end |
end |
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root.cssText(args.style) |
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-- List tag type |
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-- Build the list tags and list items. |
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if listType == 'ordered' or listType == 'horizontal_ordered' then |
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data.listTag = 'ol' |
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local start = args.start |
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else |
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list |
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data.listTag = 'ul' |
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.attr('start', start) |
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end |
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-- Start number for ordered lists |
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data.start = args.start |
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if listType == 'horizontal_ordered' then |
if listType == 'horizontal_ordered' then |
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-- Apply fix to get start numbers working with horizontal ordered lists. |
-- Apply fix to get start numbers working with horizontal ordered lists. |
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local startNum = tonumber(start) |
local startNum = tonumber(data.start) |
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if startNum then |
if startNum then |
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data.counterReset = 'listitem ' .. tostring(startNum - 1) |
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end |
end |
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end |
end |
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-- List style |
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-- ul_style and ol_style are included for backwards compatibility. No |
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-- distinction is made for ordered or unordered lists. |
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data.listStyle = args.list_style or args.ul_style or args.ol_style |
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-- List items |
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-- li_style is included for backwards compatibility. item_style was included |
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-- to be easier to understand for non-coders. |
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data.itemStyle = args.item_style or args.li_style |
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data.items = {} |
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for i, num in ipairs(mTableTools.numKeys(args)) do |
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local item = {} |
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item.content = args[num] |
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item.style = args['item_style' .. tostring(num)] |
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or args['li_style' .. tostring(num)] |
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item.value = args['item_value' .. tostring(num)] |
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table.insert(data.items, item) |
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end |
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return data |
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end |
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function p.renderList(data) |
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-- Renders the list HTML. |
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-- Return the blank string if there are no list items. |
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if type(data.items) ~= 'table' or #data.items < 1 then |
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return '' |
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end |
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-- Render the main div tag. |
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local root = mw.html.create('div') |
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for i, class in ipairs(data.classes or {}) do |
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root:addClass(class) |
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end |
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root:css{['margin-left'] = data.marginLeft} |
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if data.style then |
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root:cssText(data.style) |
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end |
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-- Render the list tag. |
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local list = root:tag(data.listTag or 'ul') |
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list |
list |
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:attr{start = data.start, type = data.type} |
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.attr('type', typeAttr) |
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:css{ |
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.css('list-style-type', listStyleType) |
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['counter-reset'] = data.counterReset, |
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.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. |
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['list-style-type'] = data.listStyleType |
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.wikitext(table.concat(listItems)) |
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} |
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if data.listStyle then |
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list:cssText(data.listStyle) |
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end |
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-- Render the list items |
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for i, t in ipairs(data.items or {}) do |
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local item = list:tag('li') |
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if data.itemStyle then |
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item:cssText(data.itemStyle) |
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end |
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if t.style then |
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item:cssText(t.style) |
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end |
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item |
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:attr{value = t.value} |
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:wikitext(t.content) |
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end |
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return tostring(root) |
return tostring(root) |
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end |
end |
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function p.renderTrackingCategories(args) |
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local isDeprecated = false -- Tracks deprecated parameters. |
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return function(frame) |
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for i, param in ipairs{'ul_style', 'ol_style', 'li_style'} do |
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local args = getArgs(frame, { |
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if args[param] then |
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valueFunc = function (key, value) |
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isDeprecated = true |
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if type(key) == 'number' or value ~= '' then |
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break |
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return value |
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end |
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end |
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if not isDeprecated then |
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for k, v in pairs(args) do |
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k = tostring(k) |
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if k:find('^item_style%d+$') or k:find('^li_style%d+$') then |
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isDeprecated = true |
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break |
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end |
end |
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end |
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return p.makeList(listType, args) |
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end |
end |
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local ret = '' |
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if isDeprecated then |
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ret = ret .. '[[Category:List templates with deprecated parameters]]' |
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end |
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return ret |
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end |
end |
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function p.makeList(listType, args) |
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local funcNames = {'bulleted', 'unbulleted', 'horizontal', 'ordered', 'horizontal_ordered'} |
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if not listType or not listTypes[listType] then |
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error(string.format( |
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"bad argument #1 to 'makeList' ('%s' is not a valid list type)", |
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tostring(listType) |
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), 2) |
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end |
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checkType('makeList', 2, args, 'table') |
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local data = p.makeListData(listType, args) |
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local list = p.renderList(data) |
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local trackingCategories = p.renderTrackingCategories(args) |
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return list .. trackingCategories |
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end |
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for |
for listType in pairs(listTypes) do |
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p[ |
p[listType] = function (frame) |
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local mArguments = require('Module:Arguments') |
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local origArgs = mArguments.getArgs(frame) |
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-- Copy all the arguments to a new table, for faster indexing. |
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local args = {} |
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for k, v in pairs(origArgs) do |
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args[k] = v |
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end |
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return p.makeList(listType, args) |
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end |
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end |
end |
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