require('strict')
local p = {}
local sandbox-- = '/sandbox'
local lang = mw.language.getContentLanguage()
local template_page_cfg = {
	info = 'This WikiProject banner template uses [[Module:WikiProject banner' .. (sandbox or '') .. ']], a meta-template for easily creating and maintaining project banners. Please report any errors or feature requests to [[Module talk:WikiProject banner]].',
	notice_text = 'Information or warnings about the template are below:',
	_config = {
		notice = 'The configuration of this template is stored at <b>[[Template:WikiProject %s/config]]</b>.',
		tracking = {category = 'WikiProject banners using a configuration page'},
	},
	quality_criteria = {
		custom = 'This project has opted out of project-independent quality assessments and is using a <b>[[%s|custom class mask]]</b>.',
		custom_tracking = {category = 'WikiProjects using a non-standard quality scale'},
		missing = 'The %s parameter is set to <i>custom</i> but there is no custom class mask held at [[%s]]. Therefore the quality scale has been switched off.',
	},
	custom_importance_mask = {
		in_use = 'A <b>[[%s|custom importance mask]]</b> is in use.',
		missing = 'The %s parameter is set to <i>subpage</i> but there is no custom importance mask held at [[%s]]. Therefore the importance scale has been switched off.',
		unused = 'The [[%s|/importance subpage]] is currently not in use. To use it, set %s. To remove this warning, please delete or blank that subpage.'
	},
	more_than = {
		zero = 'any of them are',
		one = 'more than one of them is',
		more = 'more than %s of them are'
	},
	note = {
		collapsing = 'The %s notes in this template will automatically collapse if %s activated. To change this setting, set or update the %s parameter.',
		counter = 'A hook is attached to the %s parameter but no valid counter has been attached to %s.',
		tracking = {sort_key = 'Hook collapsed'},
	},
	assessment_link = {
		missing = 'This project banner specifies a non-existent assessment page %s. Please <b>[%s update or remove]</b> the %s parameter to fix this problem.',
		notexists = 'This project banner uses priority or importance assessments but does not define a valid assessment page. Please <b>[%s add]</b> the %s parameter to fix this problem.',
		edit_summary = 'set ASSESSMENT_LINK parameter',
		tracking = {sort_key = 'D'},
	},
	project = {
		text = 'The required PROJECT parameter has not been defined.',
		banner = 'The page name of the banner template does not exist. Please check the PROJECT or BANNER_NAME parameters.',
		tracking = {sort_key = 'Missing PROJECT parameter'},
	},
	portal = {
		text = 'This banner template includes a link to [[%s]], %s',
		no_image = 'but there is no custom image defined yet. Please read the %s.',
		image_link = 'and the accompanying image is %s. See the %s on how to change this.',
		instructions = '[[Template:Portal/doc#Image|instructions]]',
		missing = 'but this portal does not exist - you may have defined %s incorrectly or the portal may have been deleted.',
		tracking = {sort_key = 'O'},
	},
	task_force = {
		text = 'A task force does not have a defined name, which is needed for proper classification of these articles. Please add the %s parameter.',
		tracking = {sort_key = 'N'},
		collapsing = 'The %s task forces and work groups will automatically collapse if %s displayed. To change this setting, set or update the %s parameter.',
	},
	check_assessment = {
		classes = {'FA', 'FL', 'A', 'GA', 'B', 'C', 'Start', 'Stub', 'List', 'Unassessed', 'NA'},
		importances = {'Top', 'High', 'Mid', 'Low', 'NA', 'Unknown'},
		text = 'Some of the assessment categories required for %s do not currently exist, and should to be created to avoid redlinks appearing on talk pages. Alternatively, you may need to set or update the %s parameter in this template.',
		icon = 'Nuvola apps kfig.svg',
		create_summary = 'Creating category for [[WP:1.0/A|1.0 Assessment scheme]]',
		_preload = {
			root = 'Template:WikiProject banner preload template',
			quality = 'quality',
			importance = 'importance',
			meta = 'meta'
		},
		parameter_suffix = 'ASSESSMENT_CAT',
		tracking = {sort_key = 'Assessment categories missing'},
		too_many = 'There are too many task forces to check the assessment categories for each one, so the following selection have been checked: %s.',
	},
	check_other = {
		text = 'The following categories are required for the banner to work correctly. Please either create these categories or adjust the banner so that they are not required.',
		icon = 'Nuvola apps kfig.svg',
		tracking = {sort_key = 'Z'},
	},
	default_tracking = 'WikiProject banners with errors',
	template_categories = {
		non_standard = {category = 'WikiProject banners with non-standard names'},
		sandbox = {category = 'WikiProject banner template sandboxes'},
		with_quality = {category = 'WikiProject banners with quality assessment'},
		without_quality = {category = 'WikiProject banners without quality assessment'},
		inactive = {category = 'Inactive WikiProject banners'}
	},
	parameters = {
		preview = 'Unexpected or deprecated parameter _VALUE_',
		category = '[[Category:WikiProject banners with errors|U]]',
		parameters = {'project', 'PROJECT', 'BANNER_NAME', 'PROJECT_NAME', 'PROJECT_LINK', 'demo_page', 'substcheck', 'category', 'listas', 'MAIN_TEXT', 'MAIN_ARTICLE', 'PORTAL', 'TF_TEXT', 'TF_SIZE', 'TF_COLLAPSE', 'TF_HEADER', 'INHERIT_IMPORTANCE', 'NOTE_SIZE', 'COLLAPSED', 'COLLAPSED_HEAD', 'MAIN_CAT', 'BOTTOM_TEXT', 'HOOK_NESTED', 'HOOK_NESTED_ASSESS', 'HOOK_ASSESS', 'HOOK_TF', 'HOOK_NOTE', 'HOOK_BOTTOM', 'HOOK_COLLAPSED', 'HOOK_IMPORTANCE', 'PROJECT_STATUS', 'DOC'},
		extra = {
			{
				trigger = 'IMAGE_LEFT',
				parameters = {'IMAGE_LEFT_SIZE', 'IMAGE_CLASS', 'IMAGE_LEFT_CLASS'}
			},
			{
				trigger = 'IMAGE_RIGHT',
				parameters = {'IMAGE_RIGHT_SIZE', 'IMAGE_CLASS', 'IMAGE_RIGHT_CLASS'}
			},
			{
				trigger = 'class',
				parameters = {'QUALITY_SCALE', 'QUALITY_CRITERIA', 'ASSESSMENT_CAT', 'ASSESSMENT_LINK'}
			},
			{
				triggers = {'b1', 'b2', 'b3', 'b4', 'b5', 'b6'},
				parameters = {'B_DISPLAY_ON_START'},
				categories = {'B1_CAT', 'B2_CAT', 'B3_CAT', 'B4_CAT', 'B5_CAT', 'B6_CAT', 'B_MAIN_CAT'}
			},
			{
				triggers = {'importance', 'priority'},
				parameters = {'IMPORTANCE_SCALE', 'ASSESSMENT_CAT', 'ASSESSMENT_LINK', 'IMPN'}
			},
			{
				trigger = 'auto',
				parameters = {'AUTO_ASSESS_CAT'}
			},
			{
				trigger = 'attention',
				parameters = {'ATTENTION_CAT'}
			},
			{
				trigger = 'infobox',
				parameters = {'INFOBOX_CAT'}
			},
			{
				triggers = {'TODO_TEXT', 'TODO_LINK'},
				parameters = {'TODO_TITLE', 'TODO_EDITLINKS'}
			},
			{
				trigger = 'QII_FORMAT',
				parameters = {'QII_SUPPRESS_NA', 'QII_SUPPRESS_NA_CLASS', 'QII_SUPPRESS_NA_IMPORTANCE', 'QII_UNASSESSED_APPENDIX'}
			},
			{
				trigger = 'image-needed',
				parameters = {'IM_IMAGE', 'image-location', 'image-details', 'image-topic', 'image-type'},
				categories = {'IM_LOCATION_CATEGORY', 'IM_TOPIC_CATEGORY'}
			},
			{
				triggers = {'collaboration-candidate', 'collaboration-current', 'collaboration-past'},
				parameters = {'COLL_LINK', 'COLL_TEXT', 'COLL_IMAGE'},
				categories = {'COLL_CANDIDATE_CAT', 'COLL_CURRENT_CAT', 'COLL_PAST_CAT'}
			},
			{
				trigger = 'a class',
				parameters = {'ACR_SUBPAGE_LINK', 'ACR_REVIEW_LINK', 'ACR_IMAGE', 'ACR_SIZE', 'ACR_PRELOAD'},
				categories = {'ACR_PASS_CAT', 'ACR_FAIL_CAT', 'ACR_CURRENT_CAT', 'ACR_INVALID_CAT'}
			},
			{
				triggers = {'peer review', 'old peer review'},
				parameters = {'PR_LINK', 'peer review title', 'PR_IMAGE', 'PR_SIZE'},
				categories = {'PR_CAT', 'PR_OLD_CAT', 'PR_INVALID_CAT'}
			}
		},
		taskforce = {
			prefix = 'TF_%s_',
			suffix = {'LINK', 'NAME', 'NESTED', 'IMAGE', 'IMAGE_CLASS', 'TEXT', 'QUALITY', 'ASSESSMENT_CAT', 'MAIN_CAT', 'PORTAL', 'HOOK', 'SIZE', 'QII_FORMAT', 'QII_SUPPRESS_NA', 'QII_SUPPRESS_NA_CLASS', 'QII_SUPPRESS_NA_IMPORTANCE', 'QII_UNASSESSED_APPENDIX'},
		},
		note = {
			prefix = 'NOTE_%s_',
			suffix = {'TEXT', 'IMAGE', 'CAT', 'SIZE', 'IMAGE_CLASS'},
		},
		tracking = 'Automatic parameter checking is enabled and pages with invalid parameters can be found in the [[%s|tracking category]].',
		create = 'Automatic parameter checking is enabled. Create the [[%s|tracking category]] to track invalid parameters.',
	},
	inactive = 'This project has been identified as %s. Please see [[WP:INACTIVEWP]] for more information. To reactivate this project, change <code>inactive</code> on the first line to <code>main</code>.'
}
local auto_doc_cfg = {
	lead = 'This is the WikiProject banner template used by %s to keep track of articles within its scope.',
	main_cat = 'All articles are categorised into [[:Category:%s]].',
	attention = 'set _PARAMETER|yes_ if the article needs immediate attention from experienced editors. Use only if another parameter does not cover the need for attention; this should be used sparingly. It is strongly encouraged to also add a section to the talk page explaining what needs attention. This parameter populates [[:Category:%s]].',
	auto = 'this parameter is for the use of [[Wikipedia:Bots|bots]] and indicates that the article has been [[Wikipedia:Types of bots#WikiProject tagging and auto-assessment bots|automatically rated]]:\n'
		.. '*length – based on the length of the article;\n'
		.. '*inherit – because one or more other projects use this class;\n'
		.. '*yes or stub (in conjunction with <code>|class=stub</code>) – as Stub-Class because it uses a [[Wikipedia:Stub|stub template]].\n'
		.. 'Use of the above values with this parameter populates [[:Category:%s]].',
	category = {
		list = 'general',
		text = 'set _PARAMETER|no_ if, and only if, a banner is being used for demonstration or testing purposes, to prevent unnecessary or undesirable categorization. Otherwise, omit this parameter.',
		description = 'Set to no to display the banner without any categories. For testing or demo purposes; should not be used in articles.',
		suggestedvalues = {'no'},
		alwaysShow = true
	},
	image_needed = {
		text = 'to request that %s be [[Wikipedia:Uploading images|added]] to the page.',
		location = 'specify the location of the requested image. Will be categorised into Category:Wikipedia requested %ss in LOCATION, where LOCATION is the value of the _PARAMETER_ parameter.',
		details = 'additional text to insert before the words \"be [[Wikipedia:Uploading images|added]] to this article\" to describe the subject or type of image that is requested.',
		topic = 'specify the topic of the requested image. Will be categorised into Category:Wikipedia requested %ss of TOPIC, where TOPIC is the value of the _PARAMETER_ parameter.',
		_type = 'overrides the default text (%s); also used to categorise the request.',
		default = 'If no %s is specified then [[:Category:%s]] is used by default.'
	},
	importance = {
		list = 'general',
		text = 'see [[#Importance assessment]] below.',
		description = 'Assess the importance or priority of the article to the WikiProject',
		example = 'low',
		suggested = true,
		suggestedvalues = {'Low', 'Mid', 'High', 'Top', 'NA'},
		isBasic = true,
		heading = 'Importance assessment',
		standard = 'This project uses the standard importance scale. Valid values are shown below.',
		_table = {
			_input = 'Input<br>(not case sensitive)',
			importance = 'Importance',
			category = 'Category',
			population = 'Population',
		},
		classes = {'Top', 'High', 'Mid', 'Low', 'NA'}
	},
	infobox = 'set _PARAMETER|yes_ if the article needs an [[Wikipedia:Manual of Style/Infoboxes|infobox]]. Remember that infoboxes are not suitable for all articles, and can overwhelm short articles. This parameter populates [[:Category:%s]].',
	listas = {
		list = 'deprecated',
		text = 'this parameter should be used with the banner shell template, not on individual project banners. Please see [[Template:WikiProject banner shell]] for details.',
		description = 'Define a sort key, mainly for biographical articles, so that the page is sorted under the surname rather than the first name.',
		example = 'Smith, John',
		isFull = false,
		alwaysShow = true
	},
	note = {
		yes_no = 'set _PARAMETER|yes_ or any non-blank value other than "no", "n" or "0". ',
		text = 'The following message will be displayed: "%s"',
		category = 'This will populate [[:Category:%s]].'
	},
	portal_selected = {
		-- 'selected' can be replaced with a link in the format of [[Portal:{{{portal1-name}}}/{{{portal1-link}}}|selected]] if a link is given
		text = 'This article has been selected for use on the [[Portal:%s|%s portal]].',
		image = 'Portal-puzzle.svg',
	},
	class = {
		list = 'general',
		text = 'this parameter should be used with the banner shell template, not on individual project banners. See [[#Quality assessment]] below.',
		description = 'Assess the quality of the article. Please add this parameter to the banner shell instead.',
		example = 'C',
		deprecated = true,
		suggestedvalues = {'Stub', 'Start', 'C', 'B', 'A', 'List', 'GA', 'FA', 'FL'},
		isBasic = true
	},
	quality = {
		heading = 'Quality assessment',
		custom = 'This project has opted to use custom quality criteria. See the %s for details.',
		default = 'This project uses %s.',
		class_parameter = 'Classification based on class parameter',
		class_text = 'Classification of articles is made by adding the %s parameter to the [[Template:WikiProject banner shell|banner shell template]]. Valid values are shown below.',
		_table = {
			_input = 'Input<br>(not case sensitive)',
			icon = 'Icon',
			class = 'Class',
			category = 'Category',
			population = 'Population',
			namespace = 'Namespace'
		},
		classes = {'FA', 'A', 'GA', 'B', 'C', 'Start', 'Stub', 'FL', 'List'},
		extended = {'File', 'Draft', 'Category', 'Disambig', 'Portal', 'Redirect', 'Template', 'FM'},
		redirect = 'Classification of redirects and disambiguation pages',
		not_defined = 'If the WikiProject banner is placed on the talk page of a redirect (in any namespace) or disambigation page then it will automatically be classified as follows:',
		redirects = 'Redirects will automatically be classified as <i>%s-class</i> and placed in [[:Category:%s-Class %s pages]].',
		dabs = 'Disambiguation pages will automatically be classified as <i>%s-class</i> and placed in [[:Category:%s-Class %s pages]].',
		namespace = 'Classification based on namespace',
		deduced = 'When placed on non-articles, the class will be deduced from the namespace of the page.',
		all_na = 'All non-articles are classified as <i>NA-class</i> and will populate [[:Category:NA-Class %s pages]].\n',
		other = 'In all other circumstances, articles will be classed as <i>Unassessed</i> and placed in [[:Category:Unassessed %s]].'
	},	
	task_force = {
		yes_no = 'set _PARAMETER|yes_ if the article is supported by [[%s|%s]]. ',
		category = 'This parameter populates [[:Category:%s]]. ',
		class = 'This parameter populates the relevant subcategory of [[:Category:%s by quality]] based on the <code>|%s=</code> parameter. ',
		importance = 'This parameter sets the importance of the article according to %s. It populates the relevant subcategory of [[:Category:%s by importance]]. See [[#Importance assessment]] for valid values.'
	},
	usage_basic = 'Place this on the talk page of relevant articles:',
	usage_full = 'It is usual to remove any unused parameters from the template call.',
}

p.templatepage = function(args, raw_args, inactive_status, config)
local wikilink = function(link, display)
	if link then
		return display and '[['..link..'|'..display..']]' or '[['..link..']]'
	else
		return display or ''
	end
end
---------------------------
-- Initialise variables ---
---------------------------
local cfg = mw.loadData('Module:WikiProject banner/config' .. (sandbox or ''))
local cfg_tp = template_page_cfg -- convenient shortcut for template_page configuration settings
local current_page = mw.title.getCurrentTitle()
local on_sandbox = lang:lc(current_page.subpageText)=='sandbox' -- on sandbox subpage
	or current_page.namespace==2 -- in User namespace
	or current_page.rootText=='WPBannerMeta' -- subpage of Template:WPBannerMeta
local frame = mw.getCurrentFrame()
local parameter_format = function(parameter, value)
	local code = parameter and mw.html.create('code')
		:addClass('tpl-para')
			:css('word-break', 'break-word') --TODO: add to css page
			:wikitext('|' .. parameter .. '=' .. (value or ''))
			:done()
	return tostring(code)
end
local yesno = require('Module:Yesno')
local messageBox = require('Module:Message box').main
local project = args.PROJECT or ''
local banner_name = mw.title.new(args.BANNER_NAME or 'Template:WikiProject ' .. project)
local project_name = args.PROJECT_NAME or 'WikiProject ' .. project
local notices, tracking_cats = {}, {}
local add_tracking = function(tracking, show_on_sandbox)
	local category = tracking.category or cfg_tp.default_tracking -- uses [[Category:WikiProject banners with errors]] by default
	local key = tracking.sort_key or (project~='' and project or '*') -- sort key defaults to name of project
	if not on_sandbox or show_on_sandbox then
		table.insert(tracking_cats, wikilink('Category:' .. category, key))
	end
end
local project_link = args.PROJECT_LINK or 'Wikipedia:WikiProject ' .. project
---------------------------
-- Count notes/taskforces -
---------------------------
local task_forces, notes, taskforce_categories = {}, {}, {}
for arg_name, _ in pairs(raw_args) do
	local tf_match = mw.ustring.match(arg_name, '^tf (%d+)$')
	if tf_match then
		table.insert(task_forces, tf_match)
	end
	local tf, cat = mw.ustring.match(arg_name,'^tf (%d+) cat (%d+)$')
	if tf then
		if not taskforce_categories[tf] then-- initialise table
			taskforce_categories[tf] = {}
		end
		table.insert(taskforce_categories[tf], cat)
	end
	local note_match = mw.ustring.match(arg_name,'^note (%d+)$')
	if note_match then
		table.insert(notes, note_match)
	end
end
table.sort(task_forces, function (x, y) return tonumber(x) < tonumber(y) end)
table.sort(notes, function (x, y) return tonumber(x) < tonumber(y) end)
---------------------------
-- Demonstrative banner ---
---------------------------
args.PROJECT = args.PROJECT or ''
args.importance = raw_args.importance and 'High'
args.priority = raw_args.priority and 'High'
args.auto = raw_args.auto and 'inherit'
args.attention = raw_args.attention and 'yes'
args.infobox = raw_args.infobox and 'yes'
args.b1 = raw_args.b1 and 'yes'
args.b2 = raw_args.b2 and 'no'
args.b3 = raw_args.b3 and 'foo'
args.b4 = raw_args.b4 and 'yes'
args.b5 = raw_args.b5 and 'na'
args.b6 = raw_args.b6
args['image-needed'] = raw_args['image-needed'] and 'yes'
args['collaboration-candidate'] = raw_args['collaboration-candidate'] and 'yes'
args['collaboration-current'] = raw_args['collaboration-current'] and 'yes'
args['collaboration-past'] = raw_args['collaboration-past'] and 'yes'
args['a class'] = raw_args['a class'] and 'current'
args['peer review'] = raw_args['peer review'] and 'yes'
args['old peer review'] = raw_args['old peer review'] and 'yes'
for _, tf in ipairs(task_forces) do
	args['tf '..tf] = 'yes'
	if raw_args['tf '..tf..' importance'] then
		args['tf '..tf..' importance'] = 'Top'
	end
end
for _, note in ipairs(notes) do
	local text_arg = args['NOTE_'..note..'_TEXT']
	if text_arg and text_arg~='' then
		args['note '..note] = 'yes'
	end
end
local demo_banner, note_count, tf_count, assessment_link = require('Module:WikiProject banner'  .. (sandbox or ''))._main(args, args, true, banner_name)
---------------------------
-- Configuration page -----
---------------------------
if config then
	table.insert(notices, cfg_tp._config.notice:format(args.PROJECT))
	add_tracking(cfg_tp._config.tracking)
end
---------------------------
-- Project status ---------
---------------------------
if inactive_status then
	table.insert(notices, cfg_tp.inactive:format(inactive_status))
end
---------------------------
-- Quality criteria -------
---------------------------
local custom_mask = banner_name:subPageTitle('class')
if args.QUALITY_CRITERIA=='custom' then
	add_tracking(cfg_tp.quality_criteria.custom_tracking)
	if custom_mask.exists and #custom_mask:getContent()>1 then
		table.insert(notices, cfg_tp.quality_criteria.custom:format(
			custom_mask.prefixedText
		))
	else
		table.insert(notices, string.format(
			cfg_tp.quality_criteria.missing,
			parameter_format('QUALITY_CRITERIA'),
			custom_mask.prefixedText
		))
	end
end
---------------------------
-- Custom importance mask -
---------------------------
local custom_mask = banner_name:subPageTitle('importance')
if args.IMPORTANCE_SCALE=='subpage' then
	if custom_mask.exists and #custom_mask:getContent()>1 then
		table.insert(notices, string.format(
			cfg_tp.custom_importance_mask.in_use,
			custom_mask.prefixedText
		))
	else
		table.insert(notices, string.format(
			cfg_tp.custom_importance_mask.missing,
			parameter_format('IMPORTANCE_SCALE'),
			custom_mask.prefixedText
		))
	end
elseif custom_mask.exists and #custom_mask:getContent()>1 then
	table.insert(notices, string.format(
		cfg_tp.custom_importance_mask.unused,
		custom_mask.prefixedText,
		parameter_format('IMPORTANCE_SCALE','subpage')
	))
end
---------------------------
-- Collapsed sections -----
---------------------------
local more_than = function(n)
	return n>=2 and string.format(cfg_tp.more_than.more, tostring(n))
		or n==1 and cfg_tp.more_than.one
		or n==0 and cfg_tp.more_than.zero
end
local tf_threshold = tonumber(args.TF_COLLAPSE) or (args.TF_HEADER and cfg.task_force.lower_threshold) or cfg.task_force.upper_threshold
if tf_count > tf_threshold then
	table.insert(notices, string.format(
		cfg_tp.task_force.collapsing,
		tf_count,
		more_than(tf_threshold),
		parameter_format('TF_COLLAPSE')
	))
end
local note_threshold = tonumber(args.COLLAPSED) or 2
local hook_collapsed
if args.HOOK_COLLAPSED then
	local success, result = pcall(mw.ext.ParserFunctions.expr, args.HOOK_COLLAPSED)
	hook_collapsed = success and tonumber(result) or nil
	if args.HOOK_COLLAPSED=='auto' then
		hook_collapsed = args.HOOK_NOTE and 1 or 0 -- default assumption is that HOOK_NOTE produces max one note
	end
end
if note_count > note_threshold then
	table.insert(notices, string.format(
		cfg_tp.note.collapsing,
		note_count,
		more_than(note_threshold),
		parameter_format('COLLAPSED')
	))
end
if args.HOOK_NOTE then
	if not hook_collapsed then
		table.insert(notices, string.format(
			cfg_tp.note.counter,
			parameter_format('HOOK_NOTE'),
			parameter_format('HOOK_COLLAPSED')
		))
		add_tracking(cfg_tp.note.tracking)
	end
end
---------------------------
-- Assessment link --------
---------------------------
if args.QUALITY_CRITERIA=='custom' or raw_args.importance or raw_args.priority then
	local url = mw.uri.fullUrl(banner_name.prefixedText,{
		action = 'edit',
		summary = cfg_tp.assessment_link.edit_summary
	})
	if args.ASSESSMENT_LINK then
		if not mw.title.new(args.ASSESSMENT_LINK).exists then
			table.insert(notices, cfg_tp.assessment_link.missing:format(
				wikilink(args.ASSESSMENT_LINK),
				tostring(url),
				parameter_format('ASSESSMENT_LINK')
			))
			add_tracking(cfg_tp.assessment_link.tracking)
		end
	else
		if not assessment_link then
			table.insert(notices, cfg_tp.assessment_link.notexists:format(
				tostring(url),
				parameter_format('ASSESSMENT_LINK')
			))
		end
	end
end
---------------------------
-- Project parameter ------
---------------------------
if args.PROJECT=='' then
	table.insert(notices, cfg_tp.project.text)
	add_tracking(cfg_tp.project.tracking)
end
---------------------------
-- Portal link ------------
---------------------------
if args.PORTAL then
	local portal_image = require('Module:Portal')._image(args.PORTAL)
	local portal_link = mw.title.new('Portal:' .. args.PORTAL)
	local explain
	if portal_link and portal_link.exists then
		if portal_image=='Portal-puzzle.svg' then
			explain = string.format(cfg_tp.portal.no_image, cfg_tp.portal.instructions)
		else
			explain = string.format(
				cfg_tp.portal.image_link,
				wikilink(':File:' .. portal_image),
				cfg_tp.portal.instructions
			)
		end
	else
		explain = string.format(cfg_tp.portal.missing, parameter_format('PORTAL'))
		add_tracking(cfg_tp.portal.tracking)
	end
	local text = string.format(
		cfg_tp.portal.text,
		portal_link.prefixedText,
		explain
	)
	table.insert(notices, text)
end
---------------------------
-- Task forces ------------
---------------------------
for _, k in ipairs(task_forces) do
	local name_parameter = 'TF_'..k..'_NAME'
	if raw_args['tf '..k] and not args['TF_'..k..'_NAME'] then
		table.insert(notices, string.format(
			cfg_tp.task_force.text,
			parameter_format('TF_'..k..'_NAME')
		))
		add_tracking(cfg_tp.task_force.tracking)
	end
end
---------------------------
-- Parameter checking -----
---------------------------
if not inactive_status then
	local category = mw.title.new(cfg.unknown_parameters.tracking:format(project_name))
	local text = string.format(
		category.exists and cfg_tp.parameters.tracking or cfg_tp.parameters.create,
		':' .. category.fullText
	)
	table.insert(notices, text)
end
---------------------------
-- Assessment categories --
---------------------------
local importance_name = args.IMPN or (raw_args.priority and 'priority' or cfg.importance.default_name)
local check_assessment_categories = function(project, assessment_cat, quality, importance_scale, prefix, tf_name)
	local cat = (assessment_cat and assessment_cat:gsub(' articles', '') or project or '') -- strip "articles" from assessment category
	local missing_cats = {}
	local red_cats_in_use = false
	local check_cat = function(cat_name, _preload)
		local category = mw.title.new('Category:' .. cat_name)
		if not category.exists then
			local url = mw.uri.fullUrl('Category:' .. cat_name, {
				action = 'edit',
				preload = cfg_tp.check_assessment._preload.root .. '/' .. _preload,
				preview = 'no',
				summary = cfg_tp.check_assessment.create_summary,
				['preloadparams[1]'] = project
			})
			local pages_in_category = mw.site.stats.pagesInCategory(cat_name, 'pages')
			if pages_in_category>0 then
				red_cats_in_use = true
			end
			local label = pages_in_category>0 and '<b>create</b>' or 'create'
			local create_link = wikilink(':' .. category.prefixedText) .. ' &ndash; ([' .. tostring(url) .. ' ' .. label .. '])'
			table.insert(missing_cats, create_link)
		end
	end
	if quality then
		check_cat(lang:ucfirst(cat) .. ' articles by quality', cfg_tp.check_assessment._preload.meta)
		for _, class in ipairs(cfg_tp.check_assessment.classes) do
			local cat_name = (class=='Unassessed' and 'Unassessed' or class..'-Class') .. ' ' .. cat ..  ' ' .. (class=='NA' and 'pages' or 'articles')
			check_cat(cat_name, cfg_tp.check_assessment._preload.quality)
		end
	end
	if importance_scale and importance_scale~='inline' and importance_scale~='subpage' then
		check_cat(lang:ucfirst(cat) .. ' articles by ' .. importance_name, cfg_tp.check_assessment._preload.meta)
		for _, importance in ipairs(cfg_tp.check_assessment.importances) do
			local cat_name = importance .. '-' .. importance_name .. ' ' .. cat ..  ' ' .. (importance=='NA' and 'pages' or 'articles')
			check_cat(cat_name, cfg_tp.check_assessment._preload.importance)
		end
	end
	if #missing_cats>0 then
		local intro = string.format(
			cfg_tp.check_assessment.text,
			tf_name or project or '',
			parameter_format((prefix or '') .. cfg_tp.check_assessment.parameter_suffix)
		)
		local list = mw.html.create('ul')
		for _, missing in ipairs(missing_cats) do
			list:tag('li')
				:wikitext(missing)
				:done()
		end
		list:done()
		if red_cats_in_use then
			add_tracking(cfg_tp.check_assessment.tracking)
		end
		return messageBox('ombox', {
			type = 'content',
			image = '[[File:' .. cfg_tp.check_assessment.icon .. '|50px]]',
			text = intro .. tostring(list)
		})
	end
	return ''
end
local missing_cats, warnings = {}, {}
local red_other_cats_in_use = false
local check_other_category = function(cat_name)
	if cat_name and cat_name~='none' then
		local category = mw.title.new('Category:' .. (cat_name or ''))
		if category and not category.exists then
			local pages_in_category = mw.site.stats.pagesInCategory(cat_name, 'pages')
			if pages_in_category>0 then
				red_other_cats_in_use = true
			end
			table.insert(missing_cats, wikilink(':' .. category.prefixedText))
		end
	end
end
table.insert(warnings, check_assessment_categories(
	project,
	args.ASSESSMENT_CAT,
	raw_args.class and args.QUALITY_CRITERIA~='custom',
	(raw_args.importance or raw_args.priority) and (args.IMPORTANCE_SCALE or '')
))
local ntf, check_task_forces = #task_forces, {}
if ntf>10 then -- too many task forces to check all, so check a selection instead
	local used = {}
	math.randomseed(os.time())
	for i = 1, 10 do
		local new
		repeat
			new = math.random(ntf)
		until not used[new]
		table.insert(check_task_forces, task_forces[new])
		used[new] = true
	end
	table.sort(check_task_forces, function (x, y) return tonumber(x) < tonumber(y) end)
	table.insert(notices, string.format(cfg_tp.check_assessment.too_many, table.concat(check_task_forces,', ')))
else
	check_task_forces = task_forces
end
for _, k in ipairs(check_task_forces) do
	local tf_prefix = 'TF_' .. k .. '_'
	table.insert(warnings, check_assessment_categories(
		project,
		args[tf_prefix..'ASSESSMENT_CAT'] or (args[tf_prefix..'NAME'] or '')..' articles',
		raw_args.class and yesno(args[tf_prefix..'QUALITY']) and args.QUALITY_CRITERIA~='custom',
		raw_args['tf '..k..' importance'] and (args.IMPORTANCE_SCALE or ''),
		tf_prefix,
		args[tf_prefix..'NAME']
	))
	check_other_category(args[tf_prefix .. 'MAIN_CAT'])
	for _, p in ipairs(taskforce_categories[k] or {}) do
		check_other_category(args[tf_prefix .. 'CAT_' .. p])
	end
end
---------------------------
-- Template categories ----
---------------------------
local pagetype_module = require('Module:Pagetype')._main
local pagetype = function(title)
	return pagetype_module{page = title.fullText}
end

if on_sandbox then
	add_tracking(cfg_tp.template_categories.sandbox, true)
elseif inactive_status then
	add_tracking(cfg_tp.template_categories.inactive)
else
	if raw_args.class then
		add_tracking(cfg_tp.template_categories.with_quality)
	else
		add_tracking(cfg_tp.template_categories.without_quality)
	end
	if (args.PROJECT_NAME=='WikiProject '..project or not args.PROJECT_NAME) and current_page.rootPageTitle.prefixedText~='Template:WikiProject ' .. project then
		add_tracking(cfg_tp.template_categories.non_standard)
	end

	-- List of categories to check. Should probably have a one consistent style.
	local category_suffixes = {
		project_name .. "-related templates",
		'Wikipedia-' .. project_name .. ' collaboration templates',
		'Wikipedia-' .. project_name .. ' collaboration',
		project_name .. ' templates',
		project_name,
	}

	-- Check each category
	local found = false
	for _, suffix in ipairs(category_suffixes) do
		local category_title = mw.title.new('Category:' .. suffix)
		if category_title.exists and pagetype(category_title) ~= 'redirect' then
			table.insert(tracking_cats, wikilink(category_title.fullText, '*'))
			found = true
			break
		end
	end
end
---------------------------
-- Check parameters -------
---------------------------
local parameters = {}
local append_table = function(source)
	for _, v in ipairs(source) do
		table.insert(parameters, v)
	end
end
append_table(cfg_tp.parameters.parameters)
for _, k in ipairs(task_forces) do
	local task_force_parameters = {'tf '..k, 'tf '..k..' importance'}
	local prefix = string.format(cfg_tp.parameters.taskforce.prefix, k) 
	for _, p in ipairs(cfg_tp.parameters.taskforce.suffix) do
		table.insert(task_force_parameters, prefix .. p)
	end
	for _, p in ipairs(taskforce_categories[k] or {}) do
		table.insert(task_force_parameters, 'tf ' .. k .. ' cat ' .. p)
		table.insert(task_force_parameters, prefix .. 'CAT_' .. p)
	end
	append_table(task_force_parameters)
end
for _, k in ipairs(notes) do
	local note_parameters = {'note '..k}
	local prefix = string.format(cfg_tp.parameters.note.prefix, k)
	for _, p in ipairs(cfg_tp.parameters.note.suffix) do
		table.insert(note_parameters, prefix .. p)
	end
	append_table(note_parameters)
	check_other_category(args[prefix .. 'CAT'])
end
for _, set in ipairs(cfg_tp.parameters.extra) do
	local allow_parameters = false
	if set.trigger then
		table.insert(parameters, set.trigger)
		allow_parameters = raw_args[set.trigger] and true
	elseif set.triggers then
		append_table(set.triggers)
		for _, trig in ipairs(set.triggers) do
			if raw_args[trig] then
				allow_parameters = true
			end
		end
	end
	if allow_parameters then
		append_table(set.parameters)
		if set.categories then
			append_table(set.categories)
			for _, cat in ipairs(set.categories) do
				check_other_category(args[cat])
			end
		end
	end
end
parameters.preview = cfg_tp.parameters.preview
parameters.unknown = on_sandbox and '' or cfg_tp.parameters.category
local parameter_check = current_page.rootPageTitle.text=='WikiProject Military history' and ''
	or require('Module:Check for unknown parameters')._check(parameters, raw_args)
---------------------------
-- Other categories -------
---------------------------
if raw_args.attention then
	local attention_cat = args.ATTENTION_CAT or string.format(cfg.attention.default_cat, project)
	check_other_category(attention_cat)
end
if raw_args.infobox then
	local infobox_cat = args.INFOBOX_CAT or string.format(cfg.infobox.default_cat, project)
	check_other_category(infobox_cat)
end
if raw_args.auto then
	local auto_cat = args.AUTO_ASSESS_CAT or string.format(cfg.auto.default_cat, project)
	check_other_category(auto_cat)
end
check_other_category(args.MAIN_CAT)
if #missing_cats>0 then
	local list = mw.html.create('ul')
	for _, missing in ipairs(missing_cats) do
		list:tag('li')
			:wikitext(missing)
			:done()
	end
	list:done()
	table.insert(warnings, messageBox('ombox', {
		type = 'content',
		image = '[[File:' .. cfg_tp.check_other.icon .. '|50px]]',
		text = cfg_tp.check_other.text .. tostring(list)
	}))
	if red_other_cats_in_use then
		add_tracking(cfg_tp.check_other.tracking)
	end
end
---------------------------
-- Produce notices --------
---------------------------
local notice_html, notice_list
if #notices>=1 then
	notice_html = mw.html.create('ul')
	for _, notice in ipairs(notices) do
		notice_html:tag('li')
			:wikitext(notice)
			:done()
	end
	notice_list = ' ' .. cfg_tp.notice_text .. tostring(notice_html)
end
local info =  messageBox('ombox', {
	type = 'notice',
	image = '[[File:Icon tools.svg|50px]]',
	text = cfg_tp.info .. (notice_list or '')
})
---------------------------
-- Auto documentation -----
---------------------------
local td_params, auto_doc, parameter_name = {}, {}, {}
local basic, full, parameter_used, param = {}, {}, {}, {}
local ad_cfg = auto_doc_cfg
local class_module = require('Module:Class')
local template_code = mw.title.getCurrentTitle():getContent()
local transclusion_count = require('Module:Transclusion count').fetch{args={}}
if transclusion_count and transclusion_count~='' then
	local high_use = frame:expandTemplate{title='Template:High-use'}
	table.insert(auto_doc, high_use)
end
for _, parameter in ipairs(parameters) do
	if config and raw_args[parameter] then
		parameter_name[parameter] = raw_args[parameter] -- hack to get parameter name
	else
		parameter_name[parameter] = string.match(
			template_code,
			'%|%s*' .. parameter:gsub('%-','%%%-') .. '%s*=%s*{{{([^|}]*)'
		)
	end
end
local addTitle = function(title, level, section)
	local hl = 'h' .. tostring(level or 2)
	local _table = section or auto_doc
	table.insert(_table, tostring(mw.html.create(hl):wikitext(title)) .. '\n')
end
local parameter_description = function(parameter, options)
-- This function produces a bullet point with information about using a parameter.
-- It also adds an entry to the TemplateData so that tools like TemplateWizard and Rater operate correctly. Parameters:
-- positional parameter = the name of the parameter, e.g. note 1. This will be mapped to the name of the actual parameter used by the template.
-- options = table of options
	-- text = text to display to explain how the parameter is used
	-- list = which list should the bullet point be added to, e.g. 'general', 'notes' or 'task_forces'
	-- isBasic = set to true to include the parameter in the list of basic parameters
	-- isFull = set to false to exclude the parameter from the full list of parameters
	-- alwaysShow = set to true to always show this bullet point, even if the parameter is not found in the template's code, e.g. for the category parameter
	-- any other options to send to TemplateData, e.g. label, description, type, suggested, autovalue, default, required. See TemplateData documentation for details.
	local option = options or ad_cfg[parameter]
	local p_name = parameter_name[parameter]
	if not p_name and option.alwaysShow then
		p_name = parameter
	end
	if p_name then
		if not parameter_used[p_name] then
			local syntax = '|' .. p_name .. '= '
			if option.isBasic then
				table.insert(basic, syntax)
			end
			if not (option.isFull==false) then
				table.insert(full, syntax)
				td_params[p_name] = {
					label = option.label or option.p_name,
					['type'] = option.type or 'line', -- use line type unless specified
					example = option.example,
					description = option.description or option.text,
					suggestedvalues = option.suggestedvalues,
					suggested = option.suggested,
					deprecated = option.deprecated,
					autovalue = option.autovalue,
					default = option.default,
					required = option.required
				}
			end
			parameter_used[p_name] = true
		end
		local parsed_text = option.text
			:gsub('_PARAMETER_', parameter_format(p_name))
			:gsub('_PARAMETER%|?(%a*)_', parameter_format(p_name, '%1'))
			:gsub('_PAGETYPE_', 'article')
		local desc = '<b>' .. p_name .. '</b> – ' .. parsed_text
		local new_item = mw.html.create('li'):wikitext(desc)
		if param[option.list] then
			table.insert(param[option.list], new_item)
		else
			param[option.list] = {new_item}
		end
	end
end
parameter_description('listas')
if args.QUALITY_CRITERIA=='custom' then
	parameter_description('class')
end
parameter_description('importance')
parameter_description('auto', {
	list = 'notes',
	text = ad_cfg.auto:format(args.AUTO_ASSESS_CAT or cfg.auto.default_cat:format(project)),
	description = 'Indicates that the article has been automatically assessed by a bot or other tool.',
	example = 'yes'
})
parameter_description('attention', {
	list = 'notes',
	text = ad_cfg.attention:format(args.ATTENTION_CAT or cfg.attention.default_cat:format(project)),
	description = 'Indicates that the article needs immediate attention from experienced editors.',
	example = 'yes'
})
parameter_description('infobox', {
	list = 'notes',
	text = ad_cfg.infobox:format(args.INFOBOX_CAT or cfg.infobox.default_cat:format(project)),
	description = 'Indicates that the article needs an infobox.',
	example = 'yes'
})
if raw_args['image-needed'] then
	parameter_description('image-needed', {
		list = 'notes',
		text = ad_cfg.image_needed.text:format(args['image-type'] or cfg.image_needed.default_type)
	})
	parameter_description('image-type', {
		list =  'notes',
		text = ad_cfg.image_needed._type:format(cfg.image_needed.default_type)
	})
	parameter_description('image-details', {
		 list = 'notes',
		 text = ad_cfg.image_needed.details
	})
	local loc_cat = args.IM_LOCATION_CATEGORY
		and (' ' .. ad_cfg.image_needed.default:format('location', args.IM_LOCATION_CATEGORY))
		or ''
	parameter_description('image-location', {
		list = 'notes',
		text = ad_cfg.image_needed.location:format(args['image-type'] or 'photograph') .. loc_cat
	})
	local topic_cat = args.IM_TOPIC_CATEGORY
		and (' ' .. ad_cfg.image_needed.default:format('topic', args.IM_TOPIC_CATEGORY))
		or ''
	parameter_description('image-topic', {
		list = 'notes',
		text = ad_cfg.image_needed.topic:format(args['image-type'] or 'photograph') .. topic_cat,
	})
end
for _, k in ipairs(notes) do
	local text = ad_cfg.note.yes_no
	if args['NOTE_'..k..'_TEXT'] then
		text = text ..  ad_cfg.note.text:format(args['NOTE_'..k..'_TEXT'])
	end
	if args['NOTE_'..k..'_CAT'] then
		text = text ..  ' ' .. ad_cfg.note.category:format(args['NOTE_'..k..'_CAT'])
	end
	parameter_description('note '..k, {
		list = 'notes',
		text = text,
		description = 'Triggers a custom note in the banner.',
		example = 'yes',
		suggestedvalues = {'yes', 'no'}
	})
end
for _, k in ipairs(task_forces) do
	local tf_imp_name = raw_args['tf ' .. k .. ' importance'] and parameter_name['tf ' .. k .. ' importance']
	local prefix = 'TF_' .. k .. '_'
	local text = ad_cfg.task_force.yes_no:format(
		args[prefix..'LINK'] or '',
		args[prefix..'NAME'] or ''
	)
	if args[prefix..'MAIN_CAT'] then
		text = text .. ' ' .. ad_cfg.task_force.category:format(args[prefix..'MAIN_CAT'])
	end
	if yesno(args[prefix..'QUALITY']) and args[prefix..'ASSESSMENT_CAT'] then
		text = text .. ' ' .. ad_cfg.task_force.class:format(
			args[prefix..'ASSESSMENT_CAT']:gsub(' articles', '') .. ' articles',
			'class'
		)
	end
	parameter_description('tf ' .. k, {
		list = 'task_forces',
		text = text,
		description = 'Triggers ' .. (args[prefix..'NAME'] or 'a custom task force') .. ' in the banner.',
		example = 'yes',
		suggestedvalues = {'yes', 'no'}
	})
	if tf_imp_name and args[prefix..'ASSESSMENT_CAT'] then
		local imp_text = ad_cfg.task_force.importance:format(
			args[prefix..'NAME'] or 'the task force',
			args[prefix..'ASSESSMENT_CAT']:gsub(' articles', '') .. ' articles'
		)
		parameter_description('tf ' .. k .. ' importance', {
			list = 'task_forces',
			text = imp_text,
			description = 'Set the importance for ' .. (args[prefix..'NAME'] or 'the task force'),
			example = 'low',
			suggestedvalues = {'top', 'high', 'mid', 'low', 'NA'}
		})
	end
end
parameter_description('category')
---------------------------
-- Quality documentation --
---------------------------
local quality
local create_heading_row = function(root, headings)
	local heading_row = mw.html.create('tr')
	for _, heading in ipairs(headings) do
		local text = root and root[heading] or heading
		local heading_cell = mw.html.create('th'):wikitext(text)
		heading_row:node(heading_cell)
	end
	return heading_row
end
local assessment_cat = (args.ASSESSMENT_CAT and args.ASSESSMENT_CAT:gsub(' articles', '') or project or '') -- strip "articles" from assessment category
if args.QUALITY_CRITERIA=='custom' then
	quality = {}
	local text
	if assessment_link then
		local scale = cfg.quality.project_scale:format(
			wikilink(assessment_link .. '#' .. lang:ucfirst(cfg.quality.name),cfg.quality.name)
		)
		text = ad_cfg.quality.custom:format(scale)
	end
	table.insert(quality, text)
	local exists = {}
	addTitle(ad_cfg.quality.class_parameter, 3, quality)
	local add_row = function(option)
		local pages = ' ' .. (option.article and 'articles' or 'pages')
		local rowspan = option.rowspan or 1
		local cat = option.class .. '-Class ' .. assessment_cat .. pages
		local col1 = mw.html.create('th')
			:wikitext(option.input or option.class)
		local col2 = mw.html.create('td')
			:attr('rowspan', rowspan)
			:css('text-align', 'center')
			:wikitext(class_module.icon{option.class})
		local col3 = class_module._class{
			option.class,
			category = assessment_cat .. pages,
			image = 'no',
			rowspan = rowspan
		}
		local col4 = mw.html.create('td')
			:attr('rowspan', rowspan)
			:wikitext(wikilink(':Category:' .. cat))
		local col5 = mw.html.create('td')
			:attr('rowspan', rowspan)
			:css('text-align', 'right')
			:wikitext(lang:formatNum(mw.site.stats.pagesInCategory(cat)))
		return mw.html.create('tr'):node(col1):node(col2):node(col3):node(col4):node(col5)
	end
	local class_table = mw.html.create('table')
		:addClass('wikitable')
		:node(create_heading_row(ad_cfg.quality._table, {'_input', 'icon', 'class', 'category', 'population'}))
	for _, class in ipairs(ad_cfg.quality.classes) do
		class_table:node(add_row{class=class, article=true})
	end
	table.insert(quality, ad_cfg.quality.class_text:format(parameter_format('class')) .. tostring(class_table))
	for _, class in ipairs(ad_cfg.quality.extended) do
		local cat = mw.title.new('Category:' .. class .. '-Class ' .. assessment_cat .. ' pages')
		if cat.exists and #cat:getContent()>1 then
			exists[class] = true
		end
	end
	addTitle(ad_cfg.quality.redirect, 3, quality)
	local redirects = ad_cfg.quality.redirects:format(
		exists.Redirect and 'Redirect' or 'NA',
		exists.Redirect and 'Redirect' or 'NA',
		assessment_cat
	)
	local dabs = ad_cfg.quality.dabs:format(
		exists.Disambig and 'Disambig' or 'NA',
		exists.Disambig and 'Disambig' or 'NA',
		assessment_cat
	)
	table.insert(quality, ad_cfg.quality.not_defined)
	local list = mw.html.create('ul')
		:tag('li'):wikitext(redirects):done()
		:tag('li'):wikitext(dabs):done()
	table.insert(quality, tostring(list))
	addTitle(ad_cfg.quality.namespace, 3, quality)
	local first_col = function(text)
		return mw.html.create('tr'):tag('th'):wikitext(text):done()
	end
	local na_rowspan = 3
		+ (exists.File and 0 or 2)
		+ (exists.Category and 0 or 1)
		+ (exists.Portal and 0 or 1)
		+ (exists.Template and 0 or 2)
		+ (exists.Project and 0 or 1)
		+ (exists.Draft and 0 or 1)
	local namespace_table = mw.html.create('table')
		:addClass('wikitable')
		:node(create_heading_row(ad_cfg.quality._table, {'namespace', 'icon', 'class', 'category', 'population'}))
		:node(add_row{class='NA', input='User talk', rowspan=na_rowspan})
		:node(not exists.File and first_col('File talk'))
		:node(not exists.File and first_col('TimedText talk'))
		:node(not exists.Category and first_col('Category talk'))
		:node(not exists.Portal and first_col('Portal talk'))
		:node(not exists.Template and first_col('Template talk'))
		:node(not exists.Template and first_col('Module talk'))
		:node(not exists.Project and first_col('Project talk'))
		:node(not exists.Draft and first_col('Draft talk'))
		:node(first_col('Help talk'))
		:node(first_col('MediaWiki talk'))
		:node(exists.File and add_row{class='File', input='File talk', rowspan=2})
		:node(exists.File and first_col('TimedText talk'))
		:node(exists.Category and add_row{class='Category', input='Category talk'})
		:node(exists.Portal and add_row{class='Portal', input='Portal talk'})
		:node(exists.Template and add_row{class='Template', input='Template talk', rowspan=2})
		:node(exists.Template and first_col('Module talk'))
		:node(exists.Project and add_row{class='Project', input='Project talk'})
		:node(exists.Draft and add_row{class='Draft', input='Draft talk'})
	if na_rowspan==11 then -- all non-articles classified as NA, don't bother displaying table
		table.insert(quality, ad_cfg.quality.all_na:format(assessment_cat))
	else
		table.insert(quality, ad_cfg.quality.deduced .. tostring(namespace_table))
	end
	table.insert(quality, ad_cfg.quality.other:format(assessment_cat .. ' articles'))
end
---------------------------
-- Importance doc ---------
---------------------------
local importance_doc
if raw_args.importance and args.IMPORTANCE_SCALE~='inline' and args.IMPORTANCE_SCALE~='subpage' then
	importance_doc = {}
	local imp_doc = ad_cfg.importance
	addTitle(imp_doc.heading, 2, importance_doc)
	table.insert(importance_doc, imp_doc.standard)
	local add_row = function(importance)
		local pages = ' ' .. (importance=='NA' and 'pages' or 'articles')
		local cat = importance..'-' .. 'importance ' .. assessment_cat .. pages
		local col1 = mw.html.create('th'):wikitext(importance)
		local col2 = frame:expandTemplate{
			title = 'Template:Importance',
			args = {importance, category = assessment_cat .. pages}
		}
		local col3 = mw.html.create('td'):wikitext(wikilink(':Category:' .. cat))
		local col4 = mw.html.create('td'):css('text-align', 'right'):wikitext(lang:formatNum(mw.site.stats.pagesInCategory(cat)))
		return mw.html.create('tr'):node(col1):node(col2):node(col3):node(col4)
	end
	local imp_table = mw.html.create('table')
		:addClass('wikitable')
		:node(create_heading_row(imp_doc._table, {'_input', 'importance', 'category', 'population'}))
	for _, importance in ipairs(imp_doc.classes) do
		imp_table:node(add_row(importance))
	end
	table.insert(importance_doc, tostring(imp_table))
end
---------------------------
-- Build documentation ----
---------------------------
table.insert(auto_doc, string.format(ad_cfg.lead, wikilink(project_link, project_name)))
if args.MAIN_CAT then
	table.insert(auto_doc, ' ' .. ad_cfg.main_cat:format(args.MAIN_CAT))
end
addTitle('Basic usage', 3)
table.insert(auto_doc, ad_cfg.usage_basic
	.. frame:extensionTag{
		name = 'syntaxhighlight',
		content = '{{WikiProject banner shell |class= |\n'
			.. '{{' .. banner_name.text .. ' ' .. table.concat(basic) .. '}}\n'
			.. '}}',
		args = {lang = 'wikitext'}
	}
)
addTitle('Full usage', 3)
table.insert(auto_doc, ad_cfg.usage_full
	.. frame:extensionTag{
		name = 'syntaxhighlight',
		content = '{{WikiProject banner shell |blp= |class= |listas= |\n'
			.. '{{' .. banner_name.text .. ' ' .. table.concat(full) .. '}}\n'
			.. '}}',
		args = {lang = 'wikitext'}
	}
)
local showSection = function(list, title)
	if param[list] then
		if title then
			addTitle(title, 3)
		end
		local out = mw.html.create('ul')
		for _, v in ipairs(param[list]) do
			out:node(v)
		end
		table.insert(auto_doc, tostring(out:done()))
	end
end
addTitle('Parameters')
showSection('general')
showSection('notes', 'Notes and alerts')
showSection('task_forces', 'Task forces')
showSection('deprecated', 'Deprecated parameters')
if quality then
	addTitle(ad_cfg.quality.heading)
	table.insert(auto_doc, table.concat(quality))
end
if importance_doc then
	table.insert(auto_doc, table.concat(importance_doc))
end
---------------------------
-- Template data ----------
---------------------------
local template_data = {
	description = 'This template identifies the article as being within scope of ' .. project_name .. '.',
	format = 'inline',
	params = td_params
}
if args.DOC=='auto' then
	addTitle('TemplateData', 3)
	table.insert(
		auto_doc,
		frame:extensionTag{
			name = 'templatedata',
			content = mw.text.jsonEncode(template_data)
		}
	)
end

local doc = ''
if args.DOC=='auto' or args.DOC=='auto+custom' then
	local not_documented = {'INHERIT_IMPORTANCE', 'priority', 'IMPN', 'QII_FORMAT', 'collaboration-candidate', 'collaboration-current', 'collaboration-past', 'a class', 'peer review', 'old peer review'}
	local doc_missing = false
	for _, p in ipairs(not_documented) do
		if raw_args[p] then
			doc_missing = p
		end
	end
	if doc_missing then
		add_tracking{
			category = 'WikiProject banner templates using undocumented features',
			sort_key = doc_missing
		}
	end
	doc = require('Module:Documentation').main{content = table.concat(auto_doc)}
end
if args.DOC=='custom' or args.DOC=='auto+custom' then
	doc = doc .. require('Module:Documentation').main()
end

return parameter_check .. demo_banner .. info .. (inactive_status and '' or table.concat(warnings)) .. table.concat(tracking_cats) .. doc
end

return p