Difference between revisions of "Module:List"

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Module:List (view source)

Revision as of 01:15, 26 May 2014

1,299 bytes added ,  01:15, 26 May 2014
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
meta>Mr. Stradivarius
(add fix to make the start parameter work with horizontal ordered lists, and switch to Module:Arguments for argument processing)
meta>Mr. Stradivarius
(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)
Line 1: Line 1:
-- This module outputs different kinds of lists. At the moment, bulleted, unbulleted,
-- This module outputs different kinds of lists. At the moment, bulleted,
-- horizontal, ordered, and horizontal ordered lists are supported.
-- unbulleted, horizontal, ordered, and horizontal ordered lists are supported.
 
local libUtil = require('libraryUtil')
local checkType = libUtil.checkType
local mTableTools = require('Module:TableTools')


local p = {}
local p = {}


local getArgs = require('Module:Arguments').getArgs
local listTypes = {
local htmlBuilder = require('Module:HtmlBuilder')
['bulleted'] = true,
 
['unbulleted'] = true,
local function getListItem(data, style, itemStyle, itemValue)
['horizontal'] = true,
if not data then
['ordered'] = true,
return c
['horizontal_ordered'] = true
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)
function p.makeListData(listType, args)
-- Returns an array containing the keys of all positional arguments that contain data (i.e. non-whitespace values).
-- Constructs a data table to be passed to p.renderList.
local nums = {}
local data = {}
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)
-- Classes
-- This is the main function to be called from other Lua modules.
data.classes = {}
-- 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')
table.insert(data.classes, 'hlist')
elseif listType == 'unbulleted' then
elseif listType == 'unbulleted' then
root.addClass('plainlist')
table.insert(data.classes, 'plainlist')
end
end
root.addClass(args.class)
table.insert(data.classes, args.class)
 
-- Main div style
data.style = args.style
 
-- Indent for horizontal lists
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 = tostring((indent and indent * 1.6) or 0)
indent = indent and indent * 1.6 or 0
root.css('margin-left', indent .. 'em')
if indent > 0 then
data.marginLeft = indent .. 'em'
end
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.
-- List style types for ordered lists
local listStyleType, typeAttr
-- This could be "1, 2, 3", "a, b, c", or a number of others. The list style
-- type is either set by the "type" attribute or the "list-style-type" CSS
-- property.
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']
data.listStyleType = args.list_style_type or args['list-style-type']
typeAttr = args['type']
data.type = args['type']
 
-- Detect invalid type attributes and attempt to convert them to
-- list-style-type CSS properties.
if data.type
and not data.listStyleType
and not tostring(data.type):find('^%s*[1AaIi]%s*$')
then
data.listStyleType = data.type
data.type = nil
end
end
end
-- Detect if the type attribute specified by args.type is using an invalid value, and if so try passing it as a list-style-type CSS property.
if typeAttr and not typeAttr:match('^%s*[1AaIi]%s*$') then
-- List tag type
if not listStyleType then
if listType == 'ordered' or listType == 'horizontal_ordered' then
listStyleType = typeAttr
data.listTag = 'ol'
typeAttr = nil
else
end
data.listTag = 'ul'
end
end
root.cssText(args.style)
 
-- Build the list tags and list items.
-- Start number for ordered lists
local list = root.tag((listType == 'ordered' or listType == 'horizontal_ordered') and 'ol' or 'ul')
data.start = args.start
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(start)
local startNum = tonumber(data.start)
if startNum then
if startNum then
list.css('counter-reset', 'listitem ' .. tostring(startNum - 1))
data.counterReset = 'listitem ' .. tostring(startNum - 1)
end
end
end
end
-- List style
-- ul_style and ol_style are included for backwards compatibility. No
-- distinction is made for ordered or unordered lists.
data.listStyle = args.list_style or args.ul_style or args.ol_style
-- List items
-- li_style is included for backwards compatibility. item_style was included
-- to be easier to understand for non-coders.
data.itemStyle = args.item_style or args.li_style
data.items = {}
for i, num in ipairs(mTableTools.numKeys(args)) do
local item = {}
item.content = args[num]
item.style = args['item_style' .. tostring(num)]
or args['li_style' .. tostring(num)]
item.value = args['item_value' .. tostring(num)]
table.insert(data.items, item)
end
return data
end
function p.renderList(data)
-- Renders the list HTML.
-- Return the blank string if there are no list items.
if type(data.items) ~= 'table' or #data.items < 1 then
return ''
end
-- Render the main div tag.
local root = mw.html.create('div')
for i, class in ipairs(data.classes or {}) do
root:addClass(class)
end
root:css{['margin-left'] = data.marginLeft}
if data.style then
root:cssText(data.style)
end
-- Render the list tag.
local list = root:tag(data.listTag or 'ul')
list
list
.attr('type', typeAttr)
:attr{start = data.start, type = data.type}
.css('list-style-type', listStyleType)
:css{
.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.
['counter-reset'] = data.counterReset,
.wikitext(table.concat(listItems))
['list-style-type'] = data.listStyleType
}
if data.listStyle then
list:cssText(data.listStyle)
end
 
-- Render the list items
for i, t in ipairs(data.items or {}) do
local item = list:tag('li')
if data.itemStyle then
item:cssText(data.itemStyle)
end
if t.style then
item:cssText(t.style)
end
item
:attr{value = t.value}
:wikitext(t.content)
end
 
return tostring(root)
return tostring(root)
end
end


local function makeWrapper(listType)
function p.renderTrackingCategories(args)
return function(frame)
local isDeprecated = false -- Tracks deprecated parameters.
local args = getArgs(frame, {
for i, param in ipairs{'ul_style', 'ol_style', 'li_style'} do
valueFunc = function (key, value)
if args[param] then
if type(key) == 'number' or value ~= '' then
isDeprecated = true
return value
break
end
end
end
if not isDeprecated then
for k, v in pairs(args) do
k = tostring(k)
if k:find('^item_style%d+$') or k:find('^li_style%d+$') then
isDeprecated = true
break
end
end
})
end
return p.makeList(listType, args)
end
local ret = ''
if isDeprecated then
ret = ret .. '[[Category:List templates with deprecated parameters]]'
end
end
return ret
end
end


local funcNames = {'bulleted', 'unbulleted', 'horizontal', 'ordered', 'horizontal_ordered'}
function p.makeList(listType, args)
if not listType or not listTypes[listType] then
error(string.format(
"bad argument #1 to 'makeList' ('%s' is not a valid list type)",
tostring(listType)
), 2)
end
checkType('makeList', 2, args, 'table')
local data = p.makeListData(listType, args)
local list = p.renderList(data)
local trackingCategories = p.renderTrackingCategories(args)
return list .. trackingCategories
end


for _, funcName in ipairs(funcNames) do
for listType in pairs(listTypes) do
p[funcName] = makeWrapper(funcName)
p[listType] = function (frame)
local mArguments = require('Module:Arguments')
local origArgs = mArguments.getArgs(frame)
-- Copy all the arguments to a new table, for faster indexing.
local args = {}
for k, v in pairs(origArgs) do
args[k] = v
end
return p.makeList(listType, args)
end
end
end


return p
return p
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Retrieved from "https://wiki.tessercat.net/wiki/Special:MobileDiff/13729"

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