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| Function list |
|---|
| L 15 — union L 34 — getArgNums L 44 — addRow L 68 — renderTitle L 88 — renderRows L 105 — preprocessSingleArg L 118 — preprocessArgs L 173 — parseDataParameters L 183 — _navplate L 221 — p.navplate L 234 — p.navplateTemplate |
Module:Navplate implements the {{navplate}} template.
--------------------------------------------------------------------------------
-- Module:Navplate --
-- This module implements {{Navplate}} --
-- Based on Module:Infobox --
-- This is a work in progress --
--------------------------------------------------------------------------------
local p = {}
local args = {}
local origArgs = {}
local root
local header
local content
local function union( t1, t2 )
-- Returns the union of the values of two tables, as a sequence.
local vals = {}
for k, v in pairs( t1 ) do
vals[ v ] = true
end
for k, v in pairs( t2 ) do
vals[ v ] = true
end
local ret = {}
for k, v in pairs( vals ) do
table.insert( ret, k )
end
return ret
end
-- Returns a table containing the numbers of the arguments that exist
-- for the specified prefix. For example, if the prefix was 'data', and
-- 'data1', 'data2', and 'data5' exist, it would return {1, 2, 5}.
local function getArgNums( prefix )
local nums = {}
for k, v in pairs( args ) do
local num = tostring( k ):match( '^' .. prefix .. '([1-9]%d*)$' )
if num then table.insert( nums, tonumber( num ) ) end
end
table.sort( nums )
return nums
end
local function addRow( rowArgs, content )
-- Adds a row to the navplate, with either a header
-- or a label/list combination.
if rowArgs.header then
content
:tag( 'div' )
:addClass( 'template-navplate__groupheader' )
:wikitext( rowArgs.header )
elseif rowArgs.list then
local row = content:tag( 'div' )
row:addClass( 'template-navplate-item' )
row
:tag( 'div' )
:addClass( 'template-navplate-item__label' )
:wikitext( rowArgs.label )
:done()
local list = row:tag( 'div' )
list
:addClass( 'template-navplate-item__list' )
:wikitext( rowArgs.list )
end
end
local function renderTitle( header )
local headerContent = mw.html.create( 'div' )
headerContent:addClass( 'template-navplate__headerContent' )
if not args.title then return end
if args.subtitle then
headerContent
:tag( 'div' )
:addClass( 'template-navplate__subtitle' )
:wikitext( args.subtitle )
:done()
end
headerContent
:tag( 'div' )
:addClass( 'template-navplate__title' )
:wikitext( args.title )
header:node( headerContent )
end
local function renderRows( content )
-- Gets the union of the header and list argument numbers,
-- and renders them all in order using addRow.
local rownums = union( getArgNums( 'header' ), getArgNums( 'list' ) )
table.sort( rownums )
for k, num in ipairs( rownums ) do
addRow( {
header = args[ 'header' .. tostring( num ) ],
label = args[ 'label' .. tostring( num ) ],
list = args[ 'list' .. tostring( num ) ]
},
content )
end
end
-- If the argument exists and isn't blank, add it to the argument table.
-- Blank arguments are treated as nil to match the behaviour of ParserFunctions.
local function preprocessSingleArg( argName )
if origArgs[ argName ] and origArgs[ argName ] ~= '' then
args[ argName ] = origArgs[ argName ]
end
end
-- Assign the parameters with the given prefixes to the args table, in order, in
-- batches of the step size specified. This is to prevent references etc. from
-- appearing in the wrong order. The prefixTable should be an array containing
-- tables, each of which has two possible fields, a "prefix" string and a
-- "depend" table. The function always parses parameters containing the "prefix"
-- string, but only parses parameters in the "depend" table if the prefix
-- parameter is present and non-blank.
local function preprocessArgs( prefixTable, step )
if type( prefixTable ) ~= 'table' then
error( 'Non-table value detected for the prefix table', 2 )
end
if type( step ) ~= 'number' then
error( 'Invalid step value detected', 2 )
end
-- Get arguments without a number suffix, and check for bad input.
for i, v in ipairs( prefixTable ) do
if type( v ) ~= 'table' or type( v.prefix ) ~= 'string' or
(v.depend and type( v.depend ) ~= 'table') then
error( 'Invalid input detected to preprocessArgs prefix table', 2 )
end
preprocessSingleArg( v.prefix )
-- Only parse the depend parameter if the prefix parameter is present
-- and not blank.
if args[ v.prefix ] and v.depend then
for j, dependValue in ipairs( v.depend ) do
if type( dependValue ) ~= 'string' then
error( 'Invalid "depend" parameter value detected in preprocessArgs' )
end
preprocessSingleArg( dependValue )
end
end
end
-- Get arguments with number suffixes.
local a = 1 -- Counter variable.
local moreArgumentsExist = true
while moreArgumentsExist == true do
moreArgumentsExist = false
for i = a, a + step - 1 do
for j, v in ipairs( prefixTable ) do
local prefixArgName = v.prefix .. tostring( i )
if origArgs[ prefixArgName ] then
-- Do another loop if any arguments are found, even blank ones.
moreArgumentsExist = true
preprocessSingleArg( prefixArgName )
end
-- Process the depend table if the prefix argument is present
-- and not blank, or we are processing "prefix1" and "prefix" is
-- present and not blank, and if the depend table is present.
if v.depend and (args[ prefixArgName ] or (i == 1 and args[ v.prefix ])) then
for j, dependValue in ipairs( v.depend ) do
local dependArgName = dependValue .. tostring( i )
preprocessSingleArg( dependArgName )
end
end
end
end
a = a + step
end
end
local function parseDataParameters()
preprocessSingleArg( 'id' )
preprocessSingleArg( 'subtitle' )
preprocessSingleArg( 'title' )
preprocessArgs( {
{ prefix = 'header' },
{ prefix = 'list', depend = { 'label' } },
}, 50 )
end
local function _navplate()
root = mw.html.create( 'div' )
header = mw.html.create( 'div' )
content = mw.html.create( 'div' )
header
:addClass( 'template-navplate__header' )
:addClass( 'mw-collapsible-toggle' )
:attr( 'role', 'button' )
:attr( 'aria-owns', 'template-navplate__content' )
:tag( 'div' )
:addClass( 'citizen-ui-icon mw-ui-icon-wikimedia-collapse' )
:done()
content
:addClass( 'template-navplate__content' )
:addClass( 'mw-collapsible-content' )
:attr( 'id', 'template-navplate__content' )
renderTitle( header )
renderRows( content )
root
:addClass( 'template-navplate' )
:addClass( 'mw-collapsible' )
:attr( 'role', 'navigation' )
:node( header )
:node( content )
if args.id then root:attr( 'id', 'navplate-' .. args.id ) end
return mw.getCurrentFrame():extensionTag {
name = 'templatestyles', args = { src = 'Module:Navplate/styles.css' }
} .. tostring( root )
end
-- If called via #invoke, use the args passed into the invoking template.
-- Otherwise, for testing purposes, assume args are being passed directly in.
function p.navplate( frame )
if frame == mw.getCurrentFrame() then
origArgs = frame:getParent().args
else
origArgs = frame
end
parseDataParameters()
return _navplate()
end
-- For calling via #invoke within a template
function p.navplateTemplate( frame )
origArgs = {}
for k, v in pairs( frame.args ) do origArgs[ k ] = mw.text.trim( v ) end
parseDataParameters()
return _navplate()
end
return p