Module:Labelled list hatnote - Revision history

Rox: 1 revision imported

2025-11-21T06:44:54Z

1 revision imported

← Older revision		Revision as of 01:44, 21 November 2025
(No difference)

Wikipedia>Ahecht: Exclude section anchors from ifexists, properly show "no input" error message when ifexists=true

2025-05-28T18:18:35Z

Exclude section anchors from ifexists, properly show "no input" error message when ifexists=true

← Older revision		Revision as of 13:18, 28 May 2025
Line 86:		Line 86:
	}		}
	return p._labelledList(pages, labels, options)		return p._labelledList(pages, labels, options)
		+	end
		+	local function exists(title)
		+	local success, result = pcall(function() return title.exists end)
		+	if success then
		+	return result
		+	else
		+	return true
		+	end
	end		end

	function p._labelledList (pages, labels, options)		function p._labelledList (pages, labels, options)
		+	local removednonexist = false
	if options.ifexists then		if options.ifexists then
	for k = #pages, 1, -1 do --iterate backwards to allow smooth removals		for k = #pages, 1, -1 do --iterate backwards to allow smooth removals
	local v = pages[k]		local v = pages[k]
−	~~local title =~~ mw.~~title~~.~~new~~(~~getTarget~~(v), ~~namespace~~)	+	if mw.ustring.sub(mw.text.trim(v), 1, 1) ~= "#" then
−	~~if (v == '') or~~ title == ~~nil or not~~ title.~~exists~~ ~~then~~	+	local title = mw.title.new(getTarget(v), namespace)
		+	if (v == '') or (title == nil) or not exists(title) then
−	table.remove(pages, k)	+	table.remove(pages, k)
		+	removednonexist = true
		+	end
	end		end
	end		end
Line 111:		Line 123:
	end		end
	if #pages == 0 then		if #pages == 0 then
−	if ~~options.ifexists~~ then	+	if removednonexist then
	mw.addWarning(		mw.addWarning(
	string.format(		string.format(

Rox: 1 revision imported

2022-11-13T18:18:18Z

1 revision imported

← Older revision		Revision as of 13:18, 13 November 2022
(No difference)

Wikipedia>Nihiltres: Fixed iteration-and-removal bug

2022-06-08T23:33:35Z

Fixed iteration-and-removal bug

← Older revision		Revision as of 18:33, 8 June 2022
Line 10:		Line 10:
	local mHatlist = require('Module:Hatnote list')		local mHatlist = require('Module:Hatnote list')
	local mArguments --initialize lazily		local mArguments --initialize lazily
		+	local yesno --initialize lazily
	local p = {}		local p = {}

Line 18:		Line 19:
	prefixes = {'label', 'label ', 'l'},		prefixes = {'label', 'label ', 'l'},
	template = 'Module:Labelled list hatnote'		template = 'Module:Labelled list hatnote'
		+	}
		+
		+	-- Localizable message strings
		+	local msg = {
		+	errorSuffix = '#Errors',
		⚫	noInputWarning = 'no page names specified',
		+	noOutputWarning =
		+	"'''[[%s]] — no output: none of the target pages exist.'''"
	}		}

Line 26:		Line 35:
	-- They each have numbers auto-appended, e.g. 'label1', 'label 1', & 'l1'		-- They each have numbers auto-appended, e.g. 'label1', 'label 1', & 'l1'
	prefixes = prefixes or defaults.prefixes		prefixes = prefixes or defaults.prefixes
−	local ~~pages~~ = {}	+	local indices = {}
		+	local sparsePages = {}
	for k, v in pairs(args) do		for k, v in pairs(args) do
	if type(k) == 'number' then		if type(k) == 'number' then
		⚫	indices[#indices + 1] = k
	local display		local display
	for i = 1, #prefixes do		for i = 1, #prefixes do
Line 34:		Line 45:
	if display then break end		if display then break end
	end		end
−	~~local page~~ = display and	+	sparsePages[k] = display and
	string.format('%s\|%s', string.gsub(v, '\|.*$', ''), display) or v		string.format('%s\|%s', string.gsub(v, '\|.*$', ''), display) or v
⚫	~~pages~~[#~~pages~~ + 1] = ~~page~~
	end		end
	end		end
		+	table.sort(indices)
		+	local pages = {}
		+	for k, v in ipairs(indices) do pages[#pages + 1] = sparsePages[v] end
	return pages		return pages
		+	end
		+
		+	--Helper function to get a page target from a processed page string
		+	--e.g. "Page\|Label" → "Page" or "Target" → "Target"
		+	local function getTarget(pagename)
		+	local pipe = string.find(pagename, '\|')
		+	return string.sub(pagename, 0, pipe and pipe - 1 or nil)
	end		end

Line 49:		Line 69:
	function p.labelledList (frame)		function p.labelledList (frame)
	mArguments = require('Module:Arguments')		mArguments = require('Module:Arguments')
		+	yesno = require('Module:Yesno')
	local labels = {frame.args[1] or defaults.label}		local labels = {frame.args[1] or defaults.label}
	labels[2] = frame.args[2] or labels[1]		labels[2] = frame.args[2] or labels[1]
		+	labels[3] = frame.args[3] --no defaulting
		+	labels[4] = frame.args[4] --no defaulting
	local template = frame:getParent():getTitle()		local template = frame:getParent():getTitle()
	local args = mArguments.getArgs(frame, {parentOnly = true})		local args = mArguments.getArgs(frame, {parentOnly = true})
	local pages = p.preprocessDisplays(args)		local pages = p.preprocessDisplays(args)
	local options = {		local options = {
		+	category = yesno(args.category),
	extraclasses = frame.args.extraclasses,		extraclasses = frame.args.extraclasses,
−	~~category~~ = args.~~category~~,	+	ifexists = yesno(frame.args.ifexists),
−	~~selfref~~ = frame.args.~~selfref~~ or args.~~selfref~~,	+	namespace = frame.args.namespace or args.namespace,
		+	selfref = yesno(frame.args.selfref or args.selfref),
	template = template		template = template
	}		}
Line 64:		Line 89:

	function p._labelledList (pages, labels, options)		function p._labelledList (pages, labels, options)
		+	if options.ifexists then
		+	for k = #pages, 1, -1 do --iterate backwards to allow smooth removals
		+	local v = pages[k]
		+	local title = mw.title.new(getTarget(v), namespace)
		+	if (v == '') or title == nil or not title.exists then
		+	table.remove(pages, k)
		+	end
		+	end
		+	end
	labels = labels or {}		labels = labels or {}
		⚫	label = (#pages == 1 and labels[1] or labels[2]) or defaults.label
		+	for k, v in pairs(pages) do
		+	if mHatnote.findNamespaceId(v) ~= 0 then
		+	label =
		+	(
		+	#pages == 1 and
		+	(labels[3] or labels[1] or defaults.label) or
		+	(labels[4] or labels[2] or defaults.label)
		+	) or defaults.label
		+	end
		+	end
	if #pages == 0 then		if #pages == 0 then
		+	if options.ifexists then
⚫	return mHatnote.makeWikitextError(
		+	mw.addWarning(
⚫	'no page names specified',
		+	string.format(
⚫	(options.template or defaults.template) .. ~~'#Errors'~~,
		+	msg.noOutputWarning, options.template or defaults.template
⚫	options.category
−	)	+	)
		+	)
		+	return ''
		+	else
		⚫	return mHatnote.makeWikitextError(
		+	msg.noInputWarning,
		⚫	(options.template or defaults.template) .. msg.errorSuffix,
		⚫	options.category
		+	)
		+	end
	end		end
⚫	label = (#pages == 1 and labels[1] or labels[2]) or defaults.label
	local text = string.format(		local text = string.format(
	options.labelForm or defaults.labelForm,		options.labelForm or defaults.labelForm,

imported>Eden: 1 revision imported

2021-03-11T23:09:33Z

1 revision imported

← Older revision		Revision as of 18:09, 11 March 2021
(No difference)

gender and sexuality>Nihiltres: Protected "Module:Labelled list hatnote": Highly visible template ([Edit=Require template editor access] (indefinite) [Move=Require template editor access] (indefinite))

2017-02-02T05:26:53Z

Protected "Module:Labelled list hatnote": Highly visible template ([Edit=Require template editor access] (indefinite) [Move=Require template editor access] (indefinite))

New page

--------------------------------------------------------------------------------
-- Labelled list --
-- --
-- This module does the core work of creating a hatnote composed of a list --
-- prefixed by a colon-terminated label, i.e. "LABEL: [andList of pages]", --
-- for {{see also}} and similar templates. --
--------------------------------------------------------------------------------

local mHatnote = require('Module:Hatnote')
local mHatlist = require('Module:Hatnote list')
local mArguments --initialize lazily
local p = {}

-- Defaults global to this module
local defaults = {
label = 'See also', --Final fallback for label argument
labelForm = '%s: %s',
prefixes = {'label', 'label ', 'l'},
template = 'Module:Labelled list hatnote'
}

-- Helper function that pre-combines display parameters into page arguments.
-- Also compresses sparse arrays, as a desirable side-effect.
function p.preprocessDisplays (args, prefixes)
-- Prefixes specify which parameters, in order, to check for display options
-- They each have numbers auto-appended, e.g. 'label1', 'label 1', & 'l1'
prefixes = prefixes or defaults.prefixes
local pages = {}
for k, v in pairs(args) do
if type(k) == 'number' then
local display
for i = 1, #prefixes do
display = args[prefixes[i] .. k]
if display then break end
end
local page = display and
string.format('%s|%s', string.gsub(v, '|.*$', ''), display) or v
pages[#pages + 1] = page
end
end
return pages
end

-- Produces a labelled pages-list hatnote.
-- The main frame (template definition) takes 1 or 2 arguments, for a singular
-- and (optionally) plural label respectively:
-- * {{#invoke:Labelled list hatnote|labelledList|Singular label|Plural label}}
-- The resulting template takes pagename & label parameters normally.
function p.labelledList (frame)
mArguments = require('Module:Arguments')
local labels = {frame.args[1] or defaults.label}
labels[2] = frame.args[2] or labels[1]
local template = frame:getParent():getTitle()
local args = mArguments.getArgs(frame, {parentOnly = true})
local pages = p.preprocessDisplays(args)
local options = {
extraclasses = frame.args.extraclasses,
category = args.category,
selfref = frame.args.selfref or args.selfref,
template = template
}
return p._labelledList(pages, labels, options)
end

function p._labelledList (pages, labels, options)
labels = labels or {}
if #pages == 0 then
return mHatnote.makeWikitextError(
'no page names specified',
(options.template or defaults.template) .. '#Errors',
options.category
)
end
label = (#pages == 1 and labels[1] or labels[2]) or defaults.label
local text = string.format(
options.labelForm or defaults.labelForm,
label,
mHatlist.andList(pages, true)
)
local hnOptions = {
extraclasses = options.extraclasses,
selfref = options.selfref
}
return mHatnote._hatnote(text, hnOptions)
end

return p