Editing Module:PBD

local p = {}
local arg = ...
local i18n

local function loadI18n(aliasesP, frame)
	local title

	if frame then
		title = frame:getTitle()
	else
		title = arg
	end

	if not i18n then
		i18n = require(title .. "/i18n").init(aliasesP)
	end
end

p.claimCommands = {
	property   = "property",
	properties = "properties",
	qualifier  = "qualifier",
	qualifiers = "qualifiers",
	reference  = "reference",
	references = "references"
}

p.generalCommands = {
	label       = "label",
	title       = "title",
	description = "description",
	alias       = "alias",
	aliases     = "aliases",
	badge       = "badge",
	badges      = "badges"
}

p.flags = {
	linked        = "linked",
	short         = "short",
	raw           = "raw",
	multilanguage = "multilanguage",
	unit          = "unit",
	-------------
	preferred     = "preferred",
	normal        = "normal",
	deprecated    = "deprecated",
	best          = "best",
	future        = "future",
	current       = "current",
	former        = "former",
	edit          = "edit",
	editAtEnd     = "edit@end",
	mdy           = "mdy",
	single        = "single",
	sourced       = "sourced"
}

p.args = {
	eid  = "eid",
	page = "page",
	date = "date"
}

local aliasesP = {
	coord                   = "P48",
	-----------------------
	image                   = "P470",
	author                  = "P215",
	publisher               = "P218",
	importedFrom            = "P36",
	statedIn                = "P15",
	pages                   = "P219",
	language                = "P44",
	hasPart                 = "P173",
	publicationDate         = "P19",
	startTime               = "P34",
	endTime                 = "P41",
	chapter                 = "P221",
	retrieved               = "P17",
	referenceURL            = "P35",
	sectionVerseOrParagraph = "P223",
	archiveURL              = "P208",
	title                   = "P225",
	formatterURL            = "P167",
	quote                   = "P226",
	shortName               = "P203",
	definingFormula         = "P232",
	archiveDate             = "P227",
	inferredFrom            = "P71",
	typeOfReference         = "P228",
	column                  = "P230"
}

local aliasesQ = {
	percentage              = "Q224",
	prolepticJulianCalendar = "Q219",
	citeWeb                 = "Q225",
	citeQ                   = "Q227"
}

local parameters = {
	property  = "%p",
	qualifier = "%q",
	reference = "%r",
	alias     = "%a",
	badge     = "%b",
	separator = "%s",
	general   = "%x"
}

local formats = {
	property              = "%p[%s][%r]",
	qualifier             = "%q[%s][%r]",
	reference             = "%r",
	propertyWithQualifier = "%p[ <span style=\"font-size:85\\%\">(%q)</span>][%s][%r]",
	alias                 = "%a[%s]",
	badge                 = "%b[%s]"
}

local hookNames = {
	[parameters.property]         = {"getProperty"},
	[parameters.reference]        = {"getReferences", "getReference"},
	[parameters.qualifier]        = {"getAllQualifiers"},
	[parameters.qualifier.."\\d"] = {"getQualifiers", "getQualifier"},
	[parameters.alias]            = {"getAlias"},
	[parameters.badge]            = {"getBadge"}
}

local defaultSeparators = {
	["sep"]      = {" "},
	["sep%s"]    = {","},
	["sep%q"]    = {"; "},
	["sep%q\\d"] = {", "},
	["sep%r"]    = nil,
	["punc"]     = nil
}

local rankTable = {
	["preferred"]  = 1,
	["normal"]     = 2,
	["deprecated"] = 3
}

local Config = {}

function Config:new()
	local cfg = {}
	setmetatable(cfg, self)
	self.__index = self

	cfg.separators = {
		["sep"]   = {copyTable(defaultSeparators["sep"])},
		["sep%s"] = {copyTable(defaultSeparators["sep%s"])},
		["sep%q"] = {copyTable(defaultSeparators["sep%q"])},
		["sep%r"] = {copyTable(defaultSeparators["sep%r"])},
		["punc"]  = {copyTable(defaultSeparators["punc"])}
	}

	cfg.entity = nil
	cfg.entityID = nil
	cfg.propertyID = nil
	cfg.propertyValue = nil
	cfg.qualifierIDs = {}
	cfg.qualifierIDsAndValues = {}

	cfg.bestRank = true
	cfg.ranks = {true, true, false}
	cfg.foundRank = #cfg.ranks
	cfg.flagBest = false
	cfg.flagRank = false

	cfg.periods = {true, true, true}
	cfg.flagPeriod = false
	cfg.atDate = {parseDate(os.date('!%Y-%m-%d'))}

	cfg.mdyDate = false
	cfg.singleClaim = false
	cfg.sourcedOnly = false
	cfg.editable = false
	cfg.editAtEnd = false

	cfg.inSitelinks = false

	cfg.langCode = mw.language.getContentLanguage().code
	cfg.langName = mw.language.fetchLanguageName(cfg.langCode, cfg.langCode)
	cfg.langObj = mw.language.new(cfg.langCode)

	cfg.siteID = mw.wikibase.getGlobalSiteId()

	cfg.states = {}
	cfg.states.qualifiersCount = 0
	cfg.curState = nil

	cfg.prefetchedRefs = nil

	return cfg
end

local State = {}

function State:new(cfg, type)
	local stt = {}
	setmetatable(stt, self)
	self.__index = self

	stt.conf = cfg
	stt.type = type

	stt.results = {}

	stt.parsedFormat = {}
	stt.separator = {}
	stt.movSeparator = {}
	stt.puncMark = {}

	stt.linked = false
	stt.rawValue = false
	stt.shortName = false
	stt.anyLanguage = false
	stt.unitOnly = false
	stt.singleValue = false

	return stt
end

local function replaceAlias(id)
	if aliasesP[id] then
		id = aliasesP[id]
	end

	return id
end

local function errorText(code, param)
	local text = i18n["errors"][code]
	if param then text = mw.ustring.gsub(text, "$1", param) end
	return text
end

local function throwError(errorMessage, param)
	error(errorText(errorMessage, param))
end

local function replaceDecimalMark(num)
	return mw.ustring.gsub(num, "[.]", i18n['numeric']['decimal-mark'], 1)
end

local function padZeros(num, numDigits)
	local numZeros
	local negative = false

	if num < 0 then
		negative = true
		num = num * -1
	end

	num = tostring(num)
	numZeros = numDigits - num:len()

	for _ = 1, numZeros do
		num = "0"..num
	end

	if negative then
		num = "-"..num
	end

	return num
end

local function replaceSpecialChar(chr)
	if chr == '_' then
		return ' '
	else
		return chr
	end
end

local function replaceSpecialChars(str)
	local chr
	local esc = false
	local strOut = ""

	for i = 1, #str do
		chr = str:sub(i,i)

		if not esc then
			if chr == '\\' then
				esc = true
			else
				strOut = strOut .. replaceSpecialChar(chr)
			end
		else
			strOut = strOut .. chr
			esc = false
		end
	end

	return strOut
end

local function buildWikilink(target, label)
	if not label or target == label then
		return "[[" .. target .. "]]"
	else
		return "[[" .. target .. "|" .. label .. "]]"
	end
end

function copyTable(tIn)
	if not tIn then
		return nil
	end

	local tOut = {}

	for i, v in pairs(tIn) do
		tOut[i] = v
	end

	return tOut
end

local function mergeArrays(a1, a2)
	for i = 1, #a2 do
		a1[#a1 + 1] = a2[i]
	end

	return a1
end

local function split(str, del)
	local out = {}
	local i, j = str:find(del)

	if i and j then
		out[1] = str:sub(1, i - 1)
		out[2] = str:sub(j + 1)
	else
		out[1] = str
	end

	return out
end

local function parsePornbasedataURL(url)
	local id

	if url:match('^http[s]?://') then
		id = split(url, "Q")

		if id[2] then
			return "Q" .. id[2]
		end
	end

	return nil
end

function parseDate(dateStr, precision)
	precision = precision or "d"

	local i, j, index, ptr
	local parts = {nil, nil, nil}

	if dateStr == nil then
		return parts[1], parts[2], parts[3]
	end

	i, j = dateStr:find("[T/]")

	if i then
		dateStr = dateStr:sub(1, i-1)
	end

	local from = 1

	if dateStr:sub(1,1) == "-" then
		from = 2
	end

	index = 1
	ptr = 1

	i, j = dateStr:find("-", from)

	if i then
		parts[index] = tonumber(mw.ustring.gsub(dateStr:sub(ptr, i-1), "^\+(.+)$", "%1"), 10)

		if parts[index] == -0 then
			parts[index] = tonumber("0")
		end

		if precision == "y" then
			return parts[1], parts[2], parts[3] 
		end

		index = index + 1
		ptr = i + 1

		i, j = dateStr:find("-", ptr)

		if i then
			parts[index] = tonumber(dateStr:sub(ptr, i-1), 10)

			if precision == "m" then
				return parts[1], parts[2], parts[3]
			end

			index = index + 1
			ptr = i + 1
		end
	end

	if dateStr:sub(ptr) ~= "" then
		parts[index] = tonumber(dateStr:sub(ptr), 10)
	end

	return parts[1], parts[2], parts[3]
end

local function datePrecedesDate(aY, aM, aD, bY, bM, bD)
	if aY == nil or bY == nil then
		return nil
	end
	aM = aM or 1
	aD = aD or 1
	bM = bM or 1
	bD = bD or 1

	if aY < bY then
		return true
	end

	if aY > bY then
		return false
	end

	if aM < bM then
		return true
	end

	if aM > bM then
		return false
	end

	if aD < bD then
		return true
	end

	return false
end

local function getHookName(param, index)
	if hookNames[param] then
		return hookNames[param][index]
	elseif param:len() > 2 then
		return hookNames[param:sub(1, 2).."\\d"][index]
	else
		return nil
	end
end

local function alwaysTrue()
	return true
end

local function parseFormat(str)
	local chr, esc, param, root, cur, prev, new
	local params = {}

	local function newObject(array)
		local obj = {}
		obj.str = ""

		array[#array + 1] = obj
		obj.parent = array

		return obj
	end

	local function endParam()
		if param > 0 then
			if cur.str ~= "" then
				cur.str = "%"..cur.str
				cur.param = true
				params[cur.str] = true
				cur.parent.req[cur.str] = true
				prev = cur
				cur = newObject(cur.parent)
			end
			param = 0
		end
	end

	root = {}  -- array
	root.req = {}
	cur = newObject(root)
	prev = nil

	esc = false
	param = 0

	for i = 1, #str do
		chr = str:sub(i,i)

		if not esc then
			if chr == '\\' then
				endParam()
				esc = true
			elseif chr == '%' then
				endParam()
				if cur.str ~= "" then
					cur = newObject(cur.parent)
				end
				param = 2
			elseif chr == '[' then
				endParam()
				if prev and cur.str == "" then
					table.remove(cur.parent)
					cur = prev
				end
				cur.child = {}  -- new array
				cur.child.req = {}
				cur.child.parent = cur
				cur = newObject(cur.child)
			elseif chr == ']' then
				endParam()
				if cur.parent.parent then
					new = newObject(cur.parent.parent.parent)
					if cur.str == "" then
						table.remove(cur.parent)
					end
					cur = new
				end
			else
				if param > 1 then
					param = param - 1
				elseif param == 1 then
					if not chr:match('%d') then
						endParam()
					end
				end

				cur.str = cur.str .. replaceSpecialChar(chr)
			end
		else
			cur.str = cur.str .. chr
			esc = false
		end

		prev = nil
	end

	endParam()

	if not next(root.req) then
		throwError("missing-required-parameter")
	end

	if root.req[parameters.separator] then
		throwError("extra-required-parameter", parameters.separator)
	end

	return root, params
end

local function sortOnRank(claims)
	local rankPos
	local ranks = {{}, {}, {}, {}}
	local sorted = {}

	for _, v in ipairs(claims) do
		rankPos = rankTable[v.rank] or 4
		ranks[rankPos][#ranks[rankPos] + 1] = v
	end

	sorted = ranks[1]
	sorted = mergeArrays(sorted, ranks[2])
	sorted = mergeArrays(sorted, ranks[3])

	return sorted
end

function Config:getLabel(id, raw, link, short)
	local label = nil
	local title = nil
	local prefix= ""

	if not id then
		id = mw.wikibase.getEntityIdForCurrentPage()

		if not id then
			return ""
		end
	end

	id = id:upper()

	if raw then
		if mw.wikibase.isValidEntityId(id) and mw.wikibase.entityExists(id) then
			label = id

			if id:sub(1,1) == "P" then
				prefix = "Property:"
			end
		end

		prefix = "pbd:" .. prefix

		title = label
	else
		if short then
			label = p._property{aliasesP.shortName, [p.args.eid] = id}  -- get short name

			if label == "" then
				label = nil
			end
		end

		-- get label
		if not label then
			label = mw.wikibase.getLabelByLang(id, self.langCode)
		end
	end

	if not label then
		label = ""
	elseif link then
		if not title then
			if id:sub(1,1) == "Q" then
				title = mw.wikibase.getSitelink(id)
				if not title then
					title = id
					prefix = "pbd:Special:EntityPage/"
				end
			elseif id:sub(1,1) == "P" then
				title = id
				prefix = "pbd:Special:EntityPage/"
			end
		end
        label = mw.text.nowiki(label)
		if title then
			label = buildWikilink(prefix .. title, mw.text.nowiki(label))
		end
	end

	return label
end

function Config:getEditIcon()
	local value = ""
	local prefix = ""
	local front = "&nbsp;"
	local back = ""

	if self.entityID:sub(1,1) == "P" then
		prefix = "Property:"
	end

	if self.editAtEnd then
		front = '<span style="float:'

		if self.langObj:isRTL() then
			front = front .. 'left'
		else
			front = front .. 'right'
		end

		front = front .. '">'
		back = '</span>'
	end

	value = "[[File:OOjs UI icon edit-ltr-progressive.svg|frameless|text-top|10px|alt=" .. i18n['info']['edit-on-pornbasedata'] .. "|link=https://pornbasedata.com/wiki/" .. prefix .. self.entityID .. "?uselang=" .. self.langCode

	if self.propertyID then
		value = value .. "#" .. self.propertyID
	elseif self.inSitelinks then
		value = value .. "#sitelinks-pbc"
	end

	value = value .. "|" .. i18n['info']['edit-on-pornbasedata'] .. "]]"

	return front .. value .. back
end

function Config:concatValues(valuesArray)
	local outString = ""
	local j, skip

	for i = 1, #valuesArray do
		if valuesArray[i].refHash then
			j = i - 1
			skip = false

			while valuesArray[j] and valuesArray[j].refHash do
				if valuesArray[i].refHash == valuesArray[j].refHash then
					skip = true
					break
				end
				j = j - 1
			end

			if not skip then
				outString = outString .. mw.getCurrentFrame():extensionTag("ref", valuesArray[i][1], {name = valuesArray[i].refHash})
			end
		else
			outString = outString .. valuesArray[i][1]
		end
	end

	return outString
end

function Config:convertUnit(unit, raw, link, short, unitOnly)
	local space = " "
	local label = ""
	local itemID

	if unit == "" or unit == "1" then
		return nil
	end

	if unitOnly then
		space = ""
	end

	itemID = parsePornbasedataURL(unit)

	if itemID then
		if itemID == aliasesQ.percentage then
			return "%"
		else
			label = self:getLabel(itemID, raw, link, short)

			if label ~= "" then
				return space .. label
			end
		end
	end

	return ""
end

function State:getValue(snak)
    return self.conf:getValue(snak, self.rawValue, self.linked, self.shortName, true, self.unitOnly, false, self.type:sub(1,2))
end

function Config:getValue(snak, raw, link, short, anyLang, unitOnly, noSpecial, type)
	if snak.snaktype == 'value' then
		local datatype = snak.datavalue.type
		local subtype = snak.datatype
		local datavalue = snak.datavalue.value

		if datatype == 'string' then
			if subtype == 'url' and link then
				if raw then
					return "[" .. datavalue .. "]"
				else
					return "[" .. datavalue .. " " .. datavalue .. "]"
				end
			elseif subtype == 'commonsMedia' then
				if link then
					return buildWikilink("pbc:File:" .. datavalue, datavalue)
				elseif not raw then
					return "[[File:" .. datavalue .. "]]"
				else
					return datavalue
				end
			elseif subtype == 'geo-shape' and link then
				return buildWikilink("pbc:" .. datavalue, datavalue)
			elseif subtype == 'math' and not raw then
				local attribute = nil

				if (type == parameters.property or (type == parameters.qualifier and self.propertyID == aliasesP.hasPart)) and snak.property == aliasesP.definingFormula then
					attribute = {qid = self.entityID}
				end

				return mw.getCurrentFrame():extensionTag("math", datavalue, attribute)
			elseif subtype == 'external-id' and link then
				local url = p._property{aliasesP.formatterURL, [p.args.eid] = snak.property}

				if url ~= "" then
					url = mw.ustring.gsub(url, "$1", datavalue)
					return "[" .. url .. " " .. datavalue .. "]"
				else
					return datavalue
				end
			else
				return datavalue
			end
		elseif datatype == 'monolingualtext' then
			if anyLang or datavalue['language'] == self.langCode then
				return datavalue['text']
			else
				return nil
			end
		elseif datatype == 'quantity' then
			local value = ""
			local unit

			if not unitOnly then
				value = mw.ustring.gsub(datavalue['amount'], "^\+(.+)$", "%1")

				if raw then
					return value
				end

				value = replaceDecimalMark(value)

				value = i18n.addDelimiters(value)
			end

			unit = self:convertUnit(datavalue['unit'], raw, link, short, unitOnly)

			if unit then
				value = value .. unit
			end

			return value
		elseif datatype == 'time' then
			local y, m, d, p, yDiv, yRound, yFull, value, calendarID, dateStr
			local yFactor = 1
			local sign = 1
			local prefix = ""
			local suffix = ""
			local mayAddCalendar = false
			local calendar = ""
			local precision = datavalue['precision']

			if precision == 11 then
				p = "d"
			elseif precision == 10 then
				p = "m"
			else
				p = "y"
				yFactor = 10^(9-precision)
			end

			y, m, d = parseDate(datavalue['time'], p)

			if y < 0 then
				sign = -1
				y = y * sign
			end

			if precision <= 8 then
				yDiv = y / yFactor

				if precision >= 6 then
					mayAddCalendar = true

					if precision <= 7 then
						yRound = math.ceil(yDiv)

						if not raw then
							if precision == 6 then
								suffix = i18n['datetime']['suffixes']['millennium']
							else
								suffix = i18n['datetime']['suffixes']['century']
							end

							suffix = i18n.getOrdinalSuffix(yRound) .. suffix
						else
							yRound = (yRound - 1) * yFactor + 1
						end
					else
						yRound = math.floor(yDiv) * yFactor

						if not raw then
							prefix = i18n['datetime']['prefixes']['decade-period']
							suffix = i18n['datetime']['suffixes']['decade-period']
						end
					end

					if raw and sign < 0 then
						yRound = yRound + yFactor - 1
					end
				else
					local yReFactor, yReDiv, yReRound

					yRound = math.floor(yDiv + 0.5)

					if yRound == 0 then
						if precision <= 2 and y ~= 0 then
							yReFactor = 1e6
							yReDiv = y / yReFactor
							yReRound = math.floor(yReDiv + 0.5)

							if yReDiv == yReRound then
								precision = 3
								yFactor = yReFactor
								yRound = yReRound
							end
						end

						if yRound == 0 then
							precision = 5
							yFactor = 1
							yRound = y
							mayAddCalendar = true
						end
					end

					if precision >= 1 and y ~= 0 then
						yFull = yRound * yFactor

						yReFactor = 1e9
						yReDiv = yFull / yReFactor
						yReRound = math.floor(yReDiv + 0.5)

						if yReDiv == yReRound then
							precision = 0
							yFactor = yReFactor
							yRound = yReRound
						else
							yReFactor = 1e6
							yReDiv = yFull / yReFactor
							yReRound = math.floor(yReDiv + 0.5)

							if yReDiv == yReRound then
								precision = 3
								yFactor = yReFactor
								yRound = yReRound
							end
						end
					end

					if not raw then
						if precision == 3 then
							suffix = i18n['datetime']['suffixes']['million-years']
						elseif precision == 0 then
							suffix = i18n['datetime']['suffixes']['billion-years']
						else
							yRound = yRound * yFactor
							if yRound == 1 then
								suffix = i18n['datetime']['suffixes']['year']
							else
								suffix = i18n['datetime']['suffixes']['years']
							end
						end
					else
						yRound = yRound * yFactor
					end
				end
			else
				yRound = y
				mayAddCalendar = true
			end

			if mayAddCalendar then
				calendarID = parsePornbasedataURL(datavalue['calendarmodel'])

				if calendarID and calendarID == aliasesQ.prolepticJulianCalendar then
					if not raw then
						if link then
							calendar = " ("..buildWikilink(i18n['datetime']['julian-calendar'], i18n['datetime']['julian'])..")"
						else
							calendar = " ("..i18n['datetime']['julian']..")"
						end
					else
						calendar = "/"..i18n['datetime']['julian']
					end
				end
			end

			if not raw then
				local ce = nil

				if sign < 0 then
					ce = i18n['datetime']['BCE']
				elseif precision <= 5 then
					ce = i18n['datetime']['CE']
				end

				if ce then
					if link then
						ce = buildWikilink(i18n['datetime']['common-era'], ce)
					end
					suffix = suffix .. " " .. ce
				end

				value = tostring(yRound)

				if m then
					dateStr = self.langObj:formatDate("F", "1-"..m.."-1")

					if d then
						if self.mdyDate then
							dateStr = dateStr .. " " .. d .. ","
						else
							dateStr = d .. " " .. dateStr
						end
					end

					value = dateStr .. " " .. value
				end

				value = prefix .. value .. suffix .. calendar
			else
				value = padZeros(yRound * sign, 4)

				if m then
					value = value .. "-" .. padZeros(m, 2)

					if d then
						value = value .. "-" .. padZeros(d, 2)
					end
				end

				value = value .. calendar
			end

			return value
		elseif datatype == 'wikibase-entityid' then
			local label
			local itemID = datavalue['numeric-id']

			if subtype == 'wikibase-item' then
				itemID = "Q" .. itemID
			elseif subtype == 'wikibase-property' then
				itemID = "P" .. itemID
			else
				return '<strong class="error">' .. errorText('unknown-data-type', subtype) .. '</strong>'
			end

			label = self:getLabel(itemID, raw, link, short)

			if label == "" then
				label = nil
			end

			return label
		else
			return '<strong class="error">' .. errorText('unknown-data-type', datatype) .. '</strong>'
		end
	elseif snak.snaktype == 'somevalue' and not noSpecial then
		if raw then
			return " "
		else
			return i18n['values']['unknown']
		end
	elseif snak.snaktype == 'novalue' and not noSpecial then
		if raw then
			return ""
		else
			return i18n['values']['none']
		end
	else
		return nil
	end
end

function Config:getSingleRawQualifier(claim, qualifierID)
	local qualifiers

	if claim.qualifiers then qualifiers = claim.qualifiers[qualifierID] end

	if qualifiers and qualifiers[1] then
		return self:getValue(qualifiers[1], true)
	else
		return nil
	end
end

function Config:snakEqualsValue(snak, value)
	local snakValue = self:getValue(snak, true)

	if snakValue and snak.snaktype == 'value' and snak.datavalue.type == 'wikibase-entityid' then value = value:upper() end

	return snakValue == value
end

function Config:setRank(rank)
	local rankPos

	if rank == p.flags.best then
		self.bestRank = true
		self.flagBest = true
		return
	end

	if rank:sub(1,9) == p.flags.preferred then
		rankPos = 1
	elseif rank:sub(1,6) == p.flags.normal then
		rankPos = 2
	elseif rank:sub(1,10) == p.flags.deprecated then
		rankPos = 3
	else
		return
	end

	if not self.flagRank then
		self.ranks = {false, false, false}
		self.bestRank = self.flagBest
		self.flagRank = true
	end

	if rank:sub(-1) == "+" then
		for i = rankPos, 1, -1 do
			self.ranks[i] = true
		end
	elseif rank:sub(-1) == "-" then
		for i = rankPos, #self.ranks do
			self.ranks[i] = true
		end
	else
		self.ranks[rankPos] = true
	end
end

function Config:setPeriod(period)
	local periodPos

	if period == p.flags.future then
		periodPos = 1
	elseif period == p.flags.current then
		periodPos = 2
	elseif period == p.flags.former then
		periodPos = 3
	else
		return
	end

	if not self.flagPeriod then
		self.periods = {false, false, false}
		self.flagPeriod = true
	end

	self.periods[periodPos] = true
end

function Config:qualifierMatches(claim, id, value)
	local qualifiers

	if claim.qualifiers then qualifiers = claim.qualifiers[id] end
	if qualifiers then
		for _, v in pairs(qualifiers) do
			if self:snakEqualsValue(v, value) then
				return true
			end
		end
	elseif value == "" then
		return true
	end

	return false
end

function Config:rankMatches(rankPos)
	if self.bestRank then
		return (self.ranks[rankPos] and self.foundRank >= rankPos)
	else
		return self.ranks[rankPos]
	end
end

function Config:timeMatches(claim)
	local startTime = nil
	local startTimeY = nil
	local startTimeM = nil
	local startTimeD = nil
	local endTime = nil
	local endTimeY = nil
	local endTimeM = nil
	local endTimeD = nil

	if self.periods[1] and self.periods[2] and self.periods[3] then
		-- any time
		return true
	end

	startTime = self:getSingleRawQualifier(claim, aliasesP.startTime)
	if startTime and startTime ~= "" and startTime ~= " " then
		startTimeY, startTimeM, startTimeD = parseDate(startTime)
	end

	endTime = self:getSingleRawQualifier(claim, aliasesP.endTime)
	if endTime and endTime ~= "" and endTime ~= " " then
		endTimeY, endTimeM, endTimeD = parseDate(endTime)
	end

	if startTimeY ~= nil and endTimeY ~= nil and datePrecedesDate(endTimeY, endTimeM, endTimeD, startTimeY, startTimeM, startTimeD) then
		endTimeY = nil
		endTimeM = nil
		endTimeD = nil
	end

	if self.periods[1] then
		if startTimeY and datePrecedesDate(self.atDate[1], self.atDate[2], self.atDate[3], startTimeY, startTimeM, startTimeD) then
			return true
		end
	end

	if self.periods[2] then
		if (startTimeY == nil or not datePrecedesDate(self.atDate[1], self.atDate[2], self.atDate[3], startTimeY, startTimeM, startTimeD)) and
		   (endTimeY == nil or datePrecedesDate(self.atDate[1], self.atDate[2], self.atDate[3], endTimeY, endTimeM, endTimeD)) then
			return true
		end
	end

	if self.periods[3] then
		if endTimeY and not datePrecedesDate(self.atDate[1], self.atDate[2], self.atDate[3], endTimeY, endTimeM, endTimeD) then
			return true
		end
	end

	return false
end

function Config:processFlag(flag)
	if not flag then
		return false
	end

	if flag == p.flags.linked then
		self.curState.linked = true
		return true
	elseif flag == p.flags.raw then
		self.curState.rawValue = true

		if self.curState == self.states[parameters.reference] then
			self.separators["sep%r"][1] = {" "}
		end

		return true
	elseif flag == p.flags.short then
		self.curState.shortName = true
		return true
	elseif flag == p.flags.multilanguage then
		self.curState.anyLanguage = true
		return true
	elseif flag == p.flags.unit then
		self.curState.unitOnly = true
		return true
	elseif flag == p.flags.mdy then
		self.mdyDate = true
		return true
	elseif flag == p.flags.single then
		self.singleClaim = true
		return true
	elseif flag == p.flags.sourced then
		self.sourcedOnly = true
		return true
	elseif flag == p.flags.edit then
		self.editable = true
		return true
	elseif flag == p.flags.editAtEnd then
		self.editable = true
		self.editAtEnd = true
		return true
	elseif flag == p.flags.best or flag:match('^'..p.flags.preferred..'[+-]?$') or flag:match('^'..p.flags.normal..'[+-]?$') or flag:match('^'..p.flags.deprecated..'[+-]?$') then
		self:setRank(flag)
		return true
	elseif flag == p.flags.future or flag == p.flags.current or flag == p.flags.former then
		self:setPeriod(flag)
		return true
	elseif flag == "" then
		return true
	else
		return false
	end
end

function Config:processFlagOrCommand(flag)
	local param = ""

	if not flag then
		return false
	end

	if flag == p.claimCommands.property or flag == p.claimCommands.properties then
		param = parameters.property
	elseif flag == p.claimCommands.qualifier or flag == p.claimCommands.qualifiers then
		self.states.qualifiersCount = self.states.qualifiersCount + 1
		param = parameters.qualifier .. self.states.qualifiersCount
		self.separators["sep"..param] = {copyTable(defaultSeparators["sep%q\\d"])}
	elseif flag == p.claimCommands.reference or flag == p.claimCommands.references then
		param = parameters.reference
	else
		return self:processFlag(flag)
	end

	if self.states[param] then
		return false
	end

	self.states[param] = State:new(self, param)

	self.states[param].parsedFormat = parseFormat(parameters.general)

	self.states[param].separator = self.separators["sep"..param]

	if flag == p.claimCommands.property or flag == p.claimCommands.qualifier or flag == p.claimCommands.reference then
		self.states[param].singleValue = true
	end

	self.curState = self.states[param]

	return true
end

function Config:processSeparators(args)
	local sep

	for i, v in pairs(self.separators) do
		if args[i] then
			sep = replaceSpecialChars(args[i])

			if sep ~= "" then
				self.separators[i][1] = {sep}
			else
				self.separators[i][1] = nil
			end
		end
	end
end

function Config:setFormatAndSeparators(state, parsedFormat)
	state.parsedFormat = parsedFormat
	state.separator = self.separators["sep"]
	state.movSeparator = self.separators["sep"..parameters.separator]
	state.puncMark = self.separators["punc"]
end

function State:isSourced(claim)
	self.conf.prefetchedRefs = self:getReferences(claim)
	return (#self.conf.prefetchedRefs > 0)
end

function State:resetCaches()
	self.conf.prefetchedRefs = nil
end

function State:claimMatches(claim)
	local matches, rankPos

	self:resetCaches()

	if self.conf.propertyValue then
		matches = self.conf:snakEqualsValue(claim.mainsnak, self.conf.propertyValue)
	else
		matches = true
	end

	for i, v in pairs(self.conf.qualifierIDsAndValues) do
		matches = (matches and self.conf:qualifierMatches(claim, i, v))
	end

	rankPos = rankTable[claim.rank] or 4
	matches = (matches and self.conf:rankMatches(rankPos) and self.conf:timeMatches(claim))

	if self.conf.sourcedOnly then
		matches = (matches and self:isSourced(claim))
	end

	return matches, rankPos
end

function State:out()
	local result
	local valuesArray
	local sep = nil
	local out = {}

	local function walk(formatTable, result)
		local valuesArray = {}

		for i, v in pairs(formatTable.req) do
			if not result[i] or not result[i][1] then
				return {}
			end
		end

		for _, v in ipairs(formatTable) do
			if v.param then
				valuesArray = mergeArrays(valuesArray, result[v.str])
			elseif v.str ~= "" then
				valuesArray[#valuesArray + 1] = {v.str}
			end

			if v.child then
				valuesArray = mergeArrays(valuesArray, walk(v.child, result))
			end
		end

		return valuesArray
	end

	for i = #self.results, 1, -1 do
		result = self.results[i]

		if #out > 0 then
			sep = self.separator[1]
			result[parameters.separator] = {self.movSeparator[1]}
		else
			sep = nil
			result[parameters.separator] = {self.puncMark[1]}
		end

		valuesArray = walk(self.parsedFormat, result)

		if #valuesArray > 0 then
			if sep then
				valuesArray[#valuesArray + 1] = sep
			end

			out = mergeArrays(valuesArray, out)
		end
	end

	self.results = {}

	return out
end

function State:getProperty(claim)
	local value = {self:getValue(claim.mainsnak)}

	if #value > 0 then
		return {value}
	else
		return {}
	end
end

function State:getQualifiers(claim, param)
	local qualifiers

	if claim.qualifiers then qualifiers = claim.qualifiers[self.conf.qualifierIDs[param]] end
	if qualifiers then
		return self.conf.states[param]:iterate(qualifiers, {[parameters.general] = hookNames[parameters.qualifier.."\\d"][2], count = 1})
	else
		return {}
	end
end

function State:getQualifier(snak)
	local value = {self:getValue(snak)}

	if #value > 0 then
		return {value}
	else
		return {}
	end
end

function State:getAllQualifiers(claim, param, result, hooks)
	local out = {}
	local sep = self.conf.separators["sep"..parameters.qualifier][1]

	for i = 1, self.conf.states.qualifiersCount do

		if not result[parameters.qualifier..i] then
			self:callHook(parameters.qualifier..i, hooks, claim, result)
		end

		if result[parameters.qualifier..i] and result[parameters.qualifier..i][1] then

			if #out > 0 and sep then
				out[#out + 1] = sep
			end

			out = mergeArrays(out, result[parameters.qualifier..i])
		end
	end

	return out
end

function State:getReferences(claim)
	if self.conf.prefetchedRefs then
		return self.conf.prefetchedRefs
	end

	if claim.references then
		return self.conf.states[parameters.reference]:iterate(claim.references, {[parameters.general] = hookNames[parameters.reference][2], count = 1})
	else
		return {}
	end
end

function State:getReference(statement)
	local key, citeWeb, citeQ, label
	local params = {}
	local citeParams = {['web'] = {}, ['q'] = {}}
	local citeMismatch = {}
	local useCite = nil
	local useParams = nil
	local value = ""
	local ref = {}

	local version = 1

	if statement.snaks then
		if statement.snaks[aliasesP.importedFrom] then
			statement.snaks[aliasesP.importedFrom] = nil
		end

		if statement.snaks[aliasesP.inferredFrom] then
			statement.snaks[aliasesP.inferredFrom] = nil
		end

		if statement.snaks[aliasesP.typeOfReference] then
			statement.snaks[aliasesP.typeOfReference] = nil
		end

		if statement.snaks[aliasesP.image] then
			statement.snaks[aliasesP.image] = nil
		end

		if self:getReferenceDetail(statement.snaks, aliasesP.language) == self.conf.langName then
			statement.snaks[aliasesP.language] = nil
		end

		for i in pairs(statement.snaks) do
			label = ""

			if i == aliasesP.author then
				params[i] = self:getReferenceDetails(statement.snaks, i, false, self.linked, true)
			else
				params[i] = {self:getReferenceDetail(statement.snaks, i, false, (self.linked or (i == aliasesP.statedIn)) and (statement.snaks[i][1].datatype ~= 'url'), true)}
			end

			if #params[i] == 0 then
				params[i] = nil
			else
				if statement.snaks[i][1].datatype == 'external-id' then
					key = "external-id"
					label = self.conf:getLabel(i)

					if label ~= "" then
						label = label .. " "
					end
				else
					key = i
				end

				for j in pairs(citeParams) do
					if not citeMismatch[j] then
						if i18n['cite'][j][key] then
							if i18n['cite'][j][key] ~= "" then
								citeParams[j][i18n['cite'][j][key]] = label .. params[i][1]

								for k=2, #params[i] do
									citeParams[j][i18n['cite'][j][key]..k] = label .. params[i][k]
								end
							end
						else
							citeMismatch[j] = true
						end
					end
				end
			end
		end

		citeWeb = split(mw.wikibase.getSitelink(aliasesQ.citeWeb) or "", ":")[2]

		citeQ = split(mw.wikibase.getSitelink(aliasesQ.citeQ) or "", ":")[2]

		if citeWeb and not citeMismatch['web'] and citeParams['web'][i18n['cite']['web'][aliasesP.referenceURL]] and citeParams['web'][i18n['cite']['web'][aliasesP.title]] then
			useCite = citeWeb
			useParams = citeParams['web']

		elseif citeQ and not citeMismatch['q'] and citeParams['q'][i18n['cite']['q'][aliasesP.statedIn]] then
			citeParams['q'][i18n['cite']['q'][aliasesP.statedIn]] = self:getReferenceDetail(statement.snaks, aliasesP.statedIn, true)

			useCite = citeQ
			useParams = citeParams['q']
		end

		if useCite and useParams then
			if mw.isSubsting() then
				for i, v in pairs(useParams) do
					value = value .. "|" .. i .. "=" .. v
				end

				value = "{{" .. useCite .. value .. "}}"
			else
				value = mw.getCurrentFrame():expandTemplate{title=useCite, args=useParams}
			end

		elseif params[aliasesP.statedIn] or params[aliasesP.referenceURL] or params[aliasesP.title] then
			citeParams['default'] = {}

			if params[aliasesP.author] and #params[aliasesP.author] > 0 then
				citeParams['default'][#citeParams['default'] + 1] = table.concat(params[aliasesP.author], " & ")
			end

			if params[aliasesP.referenceURL] and params[aliasesP.title] then
				citeParams['default'][#citeParams['default'] + 1] = '[' .. params[aliasesP.referenceURL][1] .. ' "' .. params[aliasesP.title][1] .. '"]'
			elseif params[aliasesP.referenceURL] then
				citeParams['default'][#citeParams['default'] + 1] = params[aliasesP.referenceURL][1]
			elseif params[aliasesP.title] then
				citeParams['default'][#citeParams['default'] + 1] = '"' .. params[aliasesP.title][1] .. '"'
			end

			if params[aliasesP.statedIn] then
				citeParams['default'][#citeParams['default'] + 1] = "''" .. params[aliasesP.statedIn][1] .. "''"
			end

			params[aliasesP.author] = nil
			params[aliasesP.referenceURL] = nil
			params[aliasesP.title] = nil
			params[aliasesP.statedIn] = nil

			for i, v in pairs(params) do
				i = self.conf:getLabel(i)

				if i ~= "" then
					citeParams['default'][#citeParams['default'] + 1] = i .. ": " .. v[1]
				end
			end

			value = table.concat(citeParams['default'], "; ")

			if value ~= "" then
				value = value .. "."
			end
		end

		if value ~= "" then
			value = {value}

			if not self.rawValue then
				value.refHash = "pornbasedata-" .. statement.hash .. "-v" .. (tonumber(i18n['cite']['version']) + version)
			end

			ref = {value}
		end
	end

	return ref
end

function State:getReferenceDetail(snaks, dType, raw, link, anyLang)
	local switchLang = anyLang
	local value = nil

	if not snaks[dType] then
		return nil
	end

	repeat
		for _, v in ipairs(snaks[dType]) do
			value = self.conf:getValue(v, raw, link, false, anyLang and not switchLang, false, true)  -- noSpecial = true

			if value then
				break
			end
		end

		if value or not anyLang then
			break
		end

		switchLang = not switchLang
	until anyLang and switchLang

	return value
end

function State:getReferenceDetails(snaks, dType, raw, link, anyLang)
	local values = {}

	if not snaks[dType] then
		return {}
	end

	for _, v in ipairs(snaks[dType]) do
		values[#values + 1] = self.conf:getValue(v, raw, link, false, anyLang, false, true)
	end

	return values
end

function State:getAlias(object)
	local value = object.value
	local title = nil

	if value and self.linked then
		if self.conf.entityID:sub(1,1) == "Q" then
			title = mw.wikibase.getSitelink(self.conf.entityID)
		elseif self.conf.entityID:sub(1,1) == "P" then
			title = "pbd:Property:" .. self.conf.entityID
		end

		if title then
			value = buildWikilink(title, value)
		end
	end

	value = {value}

	if #value > 0 then
		return {value}
	else
		return {}
	end
end

function State:getBadge(value)
	value = self.conf:getLabel(value, self.rawValue, self.linked, self.shortName)

	if value == "" then
		value = nil
	end

	value = {value}

	if #value > 0 then
		return {value}
	else
		return {}
	end
end

function State:callHook(param, hooks, statement, result)
	local valuesArray, refHash

	if not result[param] and hooks[param] then
		valuesArray = self[hooks[param]](self, statement, param, result, hooks)

		if #valuesArray > 0 then
			result[param] = valuesArray
			result.count = result.count + 1
		else
			result[param] = {}
			return true
		end
	end

	return false
end

function State:iterate(statements, hooks, matchHook)
	matchHook = matchHook or alwaysTrue

	local matches = false
	local rankPos = nil
	local result, gotRequired

	for _, v in ipairs(statements) do
		matches, rankPos = matchHook(self, v)

		if matches then
			result = {count = 0}

			local function walk(formatTable)
				local miss

				for i2, v2 in pairs(formatTable.req) do
					miss = self:callHook(i2, hooks, v, result)

					if miss then
						return false
					end

					if result.count == hooks.count then
						return true
					end
				end

				for _, v2 in ipairs(formatTable) do
					if result.count == hooks.count then
						return true
					end

					if v2.child then
						walk(v2.child)
					end
				end

				return true
			end
			gotRequired = walk(self.parsedFormat)

			if gotRequired then
				if rankPos and self.conf.foundRank > rankPos then
					self.conf.foundRank = rankPos
				end

				self.results[#self.results + 1] = result

				if self.singleValue then
					break
				end
			end
		end
	end

	return self:out()
end

local function getEntityId(arg, eid, page, allowOmitPropPrefix)
	local id = nil
	local prop = nil

	if arg then
		if arg:sub(1,1) == ":" then
			page = arg
			eid = nil
		elseif arg:sub(1,1):upper() == "Q" or arg:sub(1,9):lower() == "property:" or allowOmitPropPrefix then
			eid = arg
			page = nil
		else
			prop = arg
		end
	end

	if eid then
		if eid:sub(1,9):lower() == "property:" then
			id = replaceAlias(mw.text.trim(eid:sub(10)))

			if id:sub(1,1):upper() ~= "P" then
				id = ""
			end
		else
			id = replaceAlias(eid)
		end
	elseif page then
		if page:sub(1,1) == ":" then
			page = mw.text.trim(page:sub(2))
		end

		id = mw.wikibase.getEntityIdForTitle(page) or ""
	end

	if not id then
		id = mw.wikibase.getEntityIdForCurrentPage() or ""
	end

	id = id:upper()

	if not mw.wikibase.isValidEntityId(id) then
		id = ""
	end

	return id, prop
end

local function nextArg(args)
	local arg = args[args.pointer]

	if arg then
		args.pointer = args.pointer + 1
		return mw.text.trim(arg)
	else
		return nil
	end
end

local function claimCommand(args, funcName)
	local cfg = Config:new()
	cfg:processFlagOrCommand(funcName)

	local lastArg, parsedFormat, formatParams, claims, value
	local hooks = {count = 0}

	if args[p.args.date] then
		cfg.atDate = {parseDate(args[p.args.date])}
		cfg.periods = {false, true, false}
	end

	repeat
		lastArg = nextArg(args)
	until not cfg:processFlagOrCommand(lastArg)

	cfg.entityID, cfg.propertyID = getEntityId(lastArg, args[p.args.eid], args[p.args.page])

	if cfg.entityID == "" then
		return ""
	end

	cfg.entity = mw.wikibase.getEntity(cfg.entityID)

	if not cfg.propertyID then
		cfg.propertyID = nextArg(args)
	end

	cfg.propertyID = replaceAlias(cfg.propertyID)

	if not cfg.entity or not cfg.propertyID then
		return ""
	end

	cfg.propertyID = cfg.propertyID:upper()

	if not cfg.entity.claims or not cfg.entity.claims[cfg.propertyID] then
		return ""
	end

	claims = cfg.entity.claims[cfg.propertyID]

	if cfg.states.qualifiersCount > 0 then

		if #args - args.pointer + 1 > cfg.states.qualifiersCount then

			cfg.propertyValue = nextArg(args)
		end

		for i = 1, cfg.states.qualifiersCount do
			cfg.qualifierIDs[parameters.qualifier..i] = replaceAlias(nextArg(args) or ""):upper()
		end
	elseif cfg.states[parameters.reference] then

		cfg.propertyValue = nextArg(args)
	end

	if cfg.propertyValue then
		cfg.propertyValue = replaceSpecialChars(cfg.propertyValue)

		if cfg.propertyValue ~= "" and mw.text.trim(cfg.propertyValue) == "" then
			cfg.propertyValue = " "
		else
			cfg.propertyValue = mw.text.trim(cfg.propertyValue)
		end
	end

	if args["format"] then
		parsedFormat, formatParams = parseFormat(args["format"])
	elseif cfg.states.qualifiersCount > 0 then
		if cfg.states[parameters.property] then
			parsedFormat, formatParams = parseFormat(formats.propertyWithQualifier)
		else
			parsedFormat, formatParams = parseFormat(formats.qualifier)
		end
	elseif cfg.states[parameters.property] then
		parsedFormat, formatParams = parseFormat(formats.property)
	else 
		parsedFormat, formatParams = parseFormat(formats.reference)
	end

	if cfg.states.qualifiersCount > 0 and not cfg.states[parameters.property] then
		cfg.separators["sep"..parameters.separator][1] = {";"}
	end

	if cfg.states[parameters.reference] and not cfg.states[parameters.property] and cfg.states.qualifiersCount == 0
	   and not cfg.states[parameters.reference].rawValue then
		cfg.separators["sep"][1] = nil
	end

	if cfg.states.qualifiersCount == 1 then
		cfg.separators["sep"..parameters.qualifier] = cfg.separators["sep"..parameters.qualifier.."1"]
	end

	cfg:processSeparators(args)

	for i, v in pairs(cfg.states) do
		if formatParams[i] or formatParams[i:sub(1, 2)] then
			hooks[i] = getHookName(i, 1)
			hooks.count = hooks.count + 1
		end
	end

	if formatParams[parameters.qualifier] and cfg.states.qualifiersCount > 0 then
		hooks[parameters.qualifier] = getHookName(parameters.qualifier, 1)
		hooks.count = hooks.count + 1
	end

	if not cfg.states[parameters.property] then
		cfg.states[parameters.property] = State:new(cfg, parameters.property)

		if cfg.singleClaim then
			cfg.states[parameters.property].singleValue = true
		end
	end

	if cfg.sourcedOnly and not cfg.states[parameters.reference] then
		cfg:processFlagOrCommand(p.claimCommands.reference)
	end

	cfg:setFormatAndSeparators(cfg.states[parameters.property], parsedFormat)

	for i, v in pairs(args) do
		i = tostring(i)

		if i:match('^[Pp]%d+$') or aliasesP[i] then
			v = replaceSpecialChars(v)

			if v ~= "" and mw.text.trim(v) == "" then
				v = " "
			end

			cfg.qualifierIDsAndValues[replaceAlias(i):upper()] = v
		end
	end

	claims = sortOnRank(claims)

	value = cfg:concatValues(cfg.states[parameters.property]:iterate(claims, hooks, State.claimMatches))

	if cfg.editable and value ~= "" then
		value = value .. cfg:getEditIcon()
	end

	return value
end

local function generalCommand(args, funcName)
	local cfg = Config:new()
	cfg.curState = State:new(cfg)

	local lastArg
	local value = nil

	repeat
		lastArg = nextArg(args)
	until not cfg:processFlag(lastArg)

	cfg.entityID = getEntityId(lastArg, args[p.args.eid], args[p.args.page], true)

	if cfg.entityID == "" or not mw.wikibase.entityExists(cfg.entityID) then
		return ""
	end

	if funcName == p.generalCommands.label then
		value = cfg:getLabel(cfg.entityID, cfg.curState.rawValue, cfg.curState.linked, cfg.curState.shortName)
	elseif funcName == p.generalCommands.title then
		cfg.inSitelinks = true

		if cfg.entityID:sub(1,1) == "Q" then
			value = mw.wikibase.getSitelink(cfg.entityID)
		end

		if cfg.curState.linked and value then
			value = buildWikilink(value)
		end
	elseif funcName == p.generalCommands.description then
		value = mw.wikibase.getDescription(cfg.entityID)
	else
		local parsedFormat, formatParams
		local hooks = {count = 0}

		cfg.entity = mw.wikibase.getEntity(cfg.entityID)

		if funcName == p.generalCommands.alias or funcName == p.generalCommands.badge then
			cfg.curState.singleValue = true
		end

		if funcName == p.generalCommands.alias or funcName == p.generalCommands.aliases then
			if not cfg.entity.aliases or not cfg.entity.aliases[cfg.langCode] then
				return ""
			end

			local aliases = cfg.entity.aliases[cfg.langCode]

			if args["format"] then
				parsedFormat, formatParams = parseFormat(args["format"])
			else
				parsedFormat, formatParams = parseFormat(formats.alias)
			end

			cfg:processSeparators(args)

			if formatParams[parameters.alias] then
				hooks[parameters.alias] = getHookName(parameters.alias, 1)
				hooks.count = hooks.count + 1
			end

			cfg:setFormatAndSeparators(cfg.curState, parsedFormat)

			value = cfg:concatValues(cfg.curState:iterate(aliases, hooks))
		elseif funcName == p.generalCommands.badge or funcName == p.generalCommands.badges then
			if not cfg.entity.sitelinks or not cfg.entity.sitelinks[cfg.siteID] or not cfg.entity.sitelinks[cfg.siteID].badges then
				return ""
			end

			local badges = cfg.entity.sitelinks[cfg.siteID].badges

			cfg.inSitelinks = true

			if args["format"] then
				parsedFormat, formatParams = parseFormat(args["format"])
			else
				parsedFormat, formatParams = parseFormat(formats.badge)
			end

			cfg:processSeparators(args)

			if formatParams[parameters.badge] then
				hooks[parameters.badge] = getHookName(parameters.badge, 1)
				hooks.count = hooks.count + 1
			end

			cfg:setFormatAndSeparators(cfg.curState, parsedFormat)

			value = cfg:concatValues(cfg.curState:iterate(badges, hooks))
		end
	end

	value = value or ""

	if cfg.editable and value ~= "" then
		value = value .. cfg:getEditIcon()
	end

	return value
end

local function establishCommands(commandList, commandFunc)
	for _, commandName in pairs(commandList) do
		local function wikitextWrapper(frame)
			local args = copyTable(frame.args)
			args.pointer = 1
			loadI18n(aliasesP, frame)
			return commandFunc(args, commandName)
		end
		p[commandName] = wikitextWrapper

		local function luaWrapper(args)
			args = copyTable(args)
			args.pointer = 1
			loadI18n(aliasesP)
			return commandFunc(args, commandName)
		end
		p["_" .. commandName] = luaWrapper
	end
end

establishCommands(p.claimCommands, claimCommand)
establishCommands(p.generalCommands, generalCommand)

function p.main(frame)
	if not mw.wikibase then return nil end

	local f, args

	loadI18n(aliasesP, frame)

	frame = frame:getParent() or frame

	if not frame.args[1] then
		throwError("no-function-specified")
	end

	f = mw.text.trim(frame.args[1])

	if f == "main" then
		throwError("main-called-twice")
	end

	assert(p["_"..f], errorText('no-such-function', f))

	args = copyTable(frame.args)

	table.remove(args, 1)

	return p["_"..f](args)
end

return p