Shawndouglas: Created as needed.

2013-10-31T17:43:53Z

Created as needed.

New page

-- This module implements {{unbulleted list}} and {{hlist}}.

local function getListItem( data, style, itemStyle )
if not data then
return nil
end
if style or itemStyle then
style = style or ''
itemStyle = itemStyle or ''
return mw.ustring.format(
'<li style="%s%s">%s</li>',
style, itemStyle, data
)
else
return mw.ustring.format(
'<li>%s</li>',
data
)
end
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

local function getClass( listType, class )
local classes = {}
if listType == 'hlist' then
table.insert( classes, 'hlist' )
end
table.insert( classes, 'plainlist' )
table.insert( classes, class )
local ret
if #classes == 0 then
return nil
end
return mw.ustring.format( ' class="%s"', table.concat( classes, ' ' ) )
end

local function getStyle( listType, indent, style )
local styles = {}
if listType == 'hlist' then
indent = indent and tonumber( indent )
indent = tostring( ( indent and indent * 1.6 ) or 0 )
table.insert( styles, 'margin-left: ' .. indent .. 'em;' )
end
table.insert( styles, style )
if #styles == 0 then
return nil
end
return mw.ustring.format( ' style="%s"', table.concat( styles, ' ' ) )
end

local function buildList( args, listType )
local listItems = {}
local argNums = getArgNums( args )
for i, num in ipairs( argNums ) do
local item = getListItem(
args[ num ],
args.li_style,
args[ 'li_style' .. tostring( num ) ]
)
table.insert( listItems, item )
end
if #listItems == 0 then
return ''
end
local class = getClass( listType, args.class ) or ''
local style = getStyle( listType, args.indent, args.style ) or ''
local ulStyle = ( args.ul_style and ( ' style="' .. args.ul_style .. '"' ) ) or ''
return mw.ustring.format(
'<div%s%s><ul%s>%s</ul></div>',
class, style, ulStyle, table.concat( listItems )
)
end

local function makeWrapper( listType )
return function( frame )
local origArgs
if frame == mw.getCurrentFrame() then
origArgs = frame:getParent().args
for k, v in pairs( frame.args ) do
origArgs = frame.args
break
end
else
origArgs = frame
end

local args = {}
for k, v in pairs( origArgs ) do
if type( k ) == 'number' or v ~= '' then
args[ k ] = v
end
end
return buildList( args, listType )
end
end

return {
hlist = makeWrapper( 'hlist' ),
unbulleted = makeWrapper( 'unbulleted' )
}

Module:Unbulleted list - Revision history

Shawndouglas: Created as needed.