Module:Portal bar: Difference between revisions

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use semantically-meaningful HTML tags
 
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-- This module implements {{portal bar}}.
-- This module implements {{portal bar}}.


require('Module:No globals')
require('strict')


local getImageName = require( 'Module:Portal' ).image
-- determine whether we're being called from a sandbox
local isSandbox = mw.getCurrentFrame():getTitle():find('sandbox', 1, true)
local sandbox = isSandbox and '/sandbox' or ''
 
local portalModule = require('Module:Portal'..sandbox)
local getImageName = portalModule._image
local checkPortals = portalModule._checkPortals
local processPortalArgs = portalModule._processPortalArgs
local yesno = require( 'Module:Yesno' )
local yesno = require( 'Module:Yesno' )
local getArgs = require('Module:Arguments').getArgs
local p = {}
local p = {}


local function checkPortalExists(portal)
local function sandboxVersion(s)
return not (mw.title.makeTitle(100, portal).id == 0)
return isSandbox and s.."-sand" or s
end
 
-- Check whether to do tracking in this namespace
-- Returns true unless the page is one of the banned namespaces
local function isTrackedNamespace()
local thisPageNS = mw.title.getCurrentTitle().namespace
return thisPageNS ~= 1 -- Talk
and thisPageNS ~= 2 -- User
and thisPageNS ~= 3 -- User talk
and thisPageNS ~= 5 -- Wikipedia talk
and thisPageNS ~= 7 -- File talk
and thisPageNS ~= 11 -- Template talk
and thisPageNS ~= 15 -- Category talk
and thisPageNS ~= 101 -- Portal talk
and thisPageNS ~= 118 -- Draft
and thisPageNS ~= 119 -- Draft talk
and thisPageNS ~= 829 -- Module talk
end
 
-- Check whether to do tracking on this pagename
-- Returns false if the page title matches one of the banned strings
-- Otherwise returns true
local function isTrackedPagename()
local thisPageLC = mw.ustring.lower(mw.title.getCurrentTitle().text)
local match = string.match
return match(thisPageLC, "/archive") == nil
and match(thisPageLC, "/doc") == nil
and match(thisPageLC, "/test") == nil
end
end


Line 42: Line 22:
function p._main( portals, args )
function p._main( portals, args )
-- Don't display a blank navbox if no portals were specified.
-- check for sensible args
if #portals < 1 then return '' end
args = type(args) == "table" and args or {}
local nav = mw.html.create( 'ul' )
-- Normalize arguments
:addClass( 'portal-bar noprint metadata' )
for key, default in pairs({border=true,redlinks=false,tracking=true}) do
if args[key] == nil then args[key] = default end
args[key] = yesno(args[key], default)
end
 
local nav = mw.html.create( 'div' )
:addClass(sandboxVersion('portal-bar'))
:addClass( 'noprint metadata noviewer' )
:attr( 'role', 'navigation' )
:attr( 'role', 'navigation' )
:attr( 'aria-label' , 'Portals' )
:attr( 'aria-label' , 'Portals' )
if yesno( args.border ) == false then
:addClass(sandboxVersion(args.border and 'portal-bar-bordered' or 'portal-bar-unbordered'))
nav
:addClass('portal-bar-unbordered')
else
nav
:addClass( 'portal-bar-bordered' )
end
local trackingEnabled = true
local trackingCat = ''
local tracking = args.tracking
-- Allow any number of portals
if (tracking == 'no' or tracking == 'n' or tracking == 'false') or
args.minPortals = 0
not isTrackedNamespace() or not isTrackedPagename() then
args.maxPortals = -1
trackingEnabled = false
-- Check to see whether there are redlinks, filter out unless args.redlink is true
portals, trackingCat = checkPortals(portals, args)
nav:wikitext(trackingCat)
if #portals == 0 then
return trackingCat
end
end


-- TODO: This used to say 'if no portals are specified', but we return early
local related = yesno(args.related)
-- above. Someone should check whether this is really 'portals[1]' or #portals < 0.
if related then
-- I don't believe the block in the conditional is reachable currently
nav:addClass(sandboxVersion('portal-bar-related'))
-- because if it were we would probably get a Lua script error because
else
-- warning was previously undefined
local header = nav:tag('span')
header:addClass(sandboxVersion('portal-bar-header'))
-- If the first portal is not specified,
header:wikitext('[[Wikipedia:Contents/Portals|Portal]]')
-- display an error and add the page to a tracking category.
if #portals > 1 then
if not portals[1] then
header:wikitext('s')
local nominimum = args.nominimum
local warning = mw.html.create()
if nominimum ~= 'yes' and nominimum ~= 'y' and nominimum ~= 'true' then
warning:tag('strong')
:addClass('error')
:wikitext('No portals specified: please specify at least one portal')
end
if trackingEnabled then
warning:wikitext('[[Category:Portal templates without a parameter]]')
end
return tostring(warning)
end
 
-- scan for nonexistent portals, if they exist remove them from the portals
-- table. If redlinks=yes, then don't remove
local portallen = #portals
-- traverse the list backwards to ensure that no portals are missed
-- (table.remove also moves down the portals in the list, so that the next
-- portal isn't checked if going fowards. going backwards allows us to
-- circumvent this issue
for i=portallen,1,-1 do
-- the use of pcall here catches any errors that may occour when
-- attempting to locate pages when the page name is invalid. if pcall
-- returns true, then rerun the function to find if the page exists
if not pcall(checkPortalExists, portals[i]) or not checkPortalExists(portals[i]) then
-- Getting here means a redlinked portal has been found
local redlinks = args.redlinks
if redlinks == 'yes' or redlinks == 'y' or redlinks == 'true' or redlinks == 'include' then
-- if redlinks as been set to yes (or similar), add the cleanup
-- category and then break the loop before the portal is removed
-- from the list
if trackingEnabled then
nav:wikitext('[[Category:Portal templates with redlinked portals]]')
end
-- TODO: This looks buggy given the comment above; we will always
-- break if redlinks are yes, whether or not tracking is enabled
break
end
-- remove the portal (this does not happen if redlinks=yes)
table.remove(portals,i)
end
end
header:wikitext(':')
end
end
local container = nav:tag('ul')
-- if the length of the table is different, then rows were removed from the
container:addClass(sandboxVersion('portal-bar-content'))
-- table, so portals were removed. If this is the case add the cleanup category
if related then
if portallen ~= #portals then
container:addClass(sandboxVersion('portal-bar-content-related'))
if #portals == 0 then
        if trackingEnabled then
return '[[Category:Portal templates with all redlinked portals]]'
else
return ""
end
        end
if trackingEnabled then
nav:wikitext('[[Category:Portal templates with redlinked portals]]')
end
end
end
local size = related and '27x25px' or '21x19px'
for _, portal in ipairs( portals ) do
for _, portal in ipairs( portals ) do
nav
container
:tag( 'li' )
:tag( 'li' )
:tag( 'span' )
:addClass(sandboxVersion('portal-bar-item'))
:wikitext( string.format(
:wikitext( string.format('[[File:%s|%s]]&nbsp;[[Portal:%s|%s]]',
'[[File:%s|24x21px|alt=]]', getImageName{ portal }
getImageName(portal,true), size, portal, portal))
) )
:done()
:wikitext( string.format(
'[[Portal:%s|%s portal]]', portal, portal
) )
end
end
local styleFile = 'Module:Portal bar'..sandbox..'/styles.css'
return mw.getCurrentFrame():extensionTag{
return mw.getCurrentFrame():extensionTag{
name = 'templatestyles', args = { src = 'Module:Portal bar/styles.css' }
name = 'templatestyles', args = { src = styleFile }
} .. tostring( nav )
} .. tostring( nav )  
end
end


-- Processes external arguments and sends them to the other functions.
-- Processes external arguments and sends them to the other functions.
function p.main( frame )
function p.main( frame )
-- If called via #invoke, use the args passed into the invoking template, or
local origArgs = getArgs(frame)
-- the args passed to #invoke if any exist. Otherwise assume args are being
local portals, args = processPortalArgs(origArgs)
-- passed directly in from the debug console or from another Lua module.
local origArgs
if type( frame.getParent ) == 'function' then
origArgs = frame:getParent().args
for k, v in pairs( frame.args ) do
origArgs = frame.args
break
end
else
origArgs = frame
end
-- Process the args to make an array of portal names that can be used with
-- ipairs. We need to use ipairs because we want to list all the portals in
-- the order they were passed to the template, but we also want to be able
-- to deal with positional arguments passed explicitly, for example
-- {{portal|2=Politics}}. The behaviour of ipairs is undefined if nil values
-- are present, so we need to make sure they are all removed.
local portals, args = {}, {}
for k, v in pairs( origArgs ) do
-- Make sure we have no non-string portal names.
if type( k ) == 'number' and type( v ) == 'string' then
if mw.ustring.find( v, '%S' ) then -- Remove blank values.
table.insert( portals, k )
end
elseif type( k ) ~= 'number' then -- Separate named arguments from portals.
if type( v ) == 'string' then
v = mw.text.trim( v )
end
args[ k ] = v
end
end
table.sort( portals )
for i, v in ipairs( portals ) do
-- Swap keys with values, trimming whitespace.
portals[ i ] = mw.text.trim( origArgs[ v ] )
end
return p._main( portals, args )
return p._main( portals, args )
end
end


return p
return p

Latest revision as of 16:09, 28 December 2022

Documentation for this module may be created at Module:Portal bar/doc 

-- This module implements {{portal bar}}.

require('strict')

-- determine whether we're being called from a sandbox
local isSandbox = mw.getCurrentFrame():getTitle():find('sandbox', 1, true)
local sandbox = isSandbox and '/sandbox' or ''

local portalModule = require('Module:Portal'..sandbox)
local getImageName = portalModule._image
local checkPortals = portalModule._checkPortals
local processPortalArgs = portalModule._processPortalArgs
local yesno = require( 'Module:Yesno' )
local getArgs = require('Module:Arguments').getArgs
local p = {}

local function sandboxVersion(s)
	return isSandbox and s.."-sand" or s
end

-- Builds the portal bar used by {{portal bar}}.
function p._main( portals, args )
	
	-- check for sensible args
	args = type(args) == "table" and args or {}
	
	-- Normalize arguments
	for key, default in pairs({border=true,redlinks=false,tracking=true}) do
		if args[key] == nil then args[key] = default end
		args[key] = yesno(args[key], default)
	end

	local nav = mw.html.create( 'div' )
		:addClass(sandboxVersion('portal-bar'))
		:addClass( 'noprint metadata noviewer' )
		:attr( 'role', 'navigation' )
		:attr( 'aria-label' , 'Portals' )
		:addClass(sandboxVersion(args.border and 'portal-bar-bordered' or 'portal-bar-unbordered'))
	
	local trackingCat = ''
	-- Allow any number of portals
	args.minPortals = 0
	args.maxPortals = -1
	-- Check to see whether there are redlinks, filter out unless args.redlink is true
	portals, trackingCat = checkPortals(portals, args)
	nav:wikitext(trackingCat)
	if #portals == 0 then
		return trackingCat
	end

	local related = yesno(args.related)
	if related then
		nav:addClass(sandboxVersion('portal-bar-related'))
	else
		local header = nav:tag('span')
		header:addClass(sandboxVersion('portal-bar-header'))
		header:wikitext('[[Wikipedia:Contents/Portals|Portal]]')
		if #portals > 1 then
			header:wikitext('s')
		end
		header:wikitext(':')
	end
	local container = nav:tag('ul')
	container:addClass(sandboxVersion('portal-bar-content'))
	if related then
		container:addClass(sandboxVersion('portal-bar-content-related'))
	end
	local size = related and '27x25px' or '21x19px'
	for _, portal in ipairs( portals ) do
		container
			:tag( 'li' )
			:addClass(sandboxVersion('portal-bar-item'))
			:wikitext( string.format('[[File:%s|%s]]&nbsp;[[Portal:%s|%s]]',
					getImageName(portal,true), size, portal, portal))
	end
	
	local styleFile = 'Module:Portal bar'..sandbox..'/styles.css'
	return mw.getCurrentFrame():extensionTag{
		name = 'templatestyles', args = { src = styleFile }
	} .. tostring( nav ) 
end

-- Processes external arguments and sends them to the other functions.
function p.main( frame )
	local origArgs = getArgs(frame)
	local portals, args = processPortalArgs(origArgs)
	return p._main( portals, args )
end

return p
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