--[[ 	Source script:	https://it.wikivoyage.org/wiki/Modulo:Marker 	Maintainer:		Andyrom75  	Lazy loads: 	require('Module:WikidataIB').getSiteLink ]] local coord2Dec = require('Module:Coordinates').toDec local type2color = require('Module:TypeToColor').convertImpl  local function _isDefined(s) 	return s ~= '' and s end  local function _makeMarkerSymbol( args, frame ) 	local image4map = _isDefined(args.image) and ('[[File:' .. args.image .. '|300px]]') or '' 	local tagArgs = { 		zoom = tonumber( args.zoom ), 		latitude = tonumber( args.lat ), 		longitude = tonumber( args.long ), 		show = args.show, 		group = args.group, 		description = (_isDefined(args.description) or '') .. image4map 	} 	if _isDefined( args.text ) then 		tagArgs.text = args.text 		if not args.useIcon then 			tagArgs.class = 'no-icon' 		end 	end  	local geoJson = { 		type = 'Feature', 		geometry = { 			type = 'Point', 			coordinates = { tagArgs.longitude, tagArgs.latitude } 		}, 		properties = { 			title = args.name, 			description = tagArgs.description, 			['marker-symbol'] = args.symbol, 			['marker-color'] = args.color, 			['marker-size'] = 'medium', 		} 	}  	-- frame:extensionTag is expensive 	return frame:extensionTag( 'maplink', mw.text.jsonEncode( geoJson ), tagArgs ) end  local function _Marker(frame) 	local args = frame.args 	local imageErrMsg = '' 	--shortcut variable 	local nome = args.name or '' 	local tag = ((args.islisting ~= 'yes') and mw.html.create( 'span' ):addClass( 'vcard' )) or mw.html.create() 	local anchor = ''  	if _isDefined( args.wikidata ) then 		-- Se manca una delle due coordinate, provo a estrarle entrambe da Wikidata 		if not _isDefined(args.lat) or not _isDefined(args.long) then 			local coords = mw.wikibase.getBestStatements( args.wikidata, 'P625') 			if coords[1] then 				args.lat = coords[1].mainsnak.datavalue.value.latitude 				args.long = coords[1].mainsnak.datavalue.value.longitude 			end 		end 		-- Se non è stata fornita l'immagine, provo a estrarla da Wikidata 		if not _isDefined(args.image) then 			local image = mw.wikibase.getBestStatements( args.wikidata, 'P18') 			args.image = image[1] and image[1].mainsnak.datavalue.value 		end 	end  	-- Se sono presenti le coordinate creo il marker tag 	if args.lat ~= 'NA' and args.long ~= 'NA' then 		if _isDefined(args.lat) and _isDefined(args.long) then 			-- arguments setup 			args.lat = coord2Dec(args.lat or 0, '', 6).dec 			args.long = coord2Dec(args.long or 0, '', 6).dec 			args.type = _isDefined(args.type) or 'listing' 			args.zoom = _isDefined(args.zoom) or '17' 			args.group = _isDefined(args.group) or args.type 			args.symbol = '-number-' .. ( args.counter or args.type or 'listing' ) 			args.color = type2color( args.type ) 			args.show = args.show or 'mask,around,buy,city,do,drink,eat,go,listing,other,see,sleep,vicinity,view' 	 			local mapTagOutput = _makeMarkerSymbol( args, frame )  			tag:tag( 'span' ) 				:addClass( 'noprint listing-coordinates' ) 				:css('display','none') 				:tag( 'span' ) 					:addClass( 'geo' ) 					:tag( 'abbr' ) 						:addClass( 'latitude' ) 						:wikitext( args.lat ) 					:done() 					:tag( 'abbr' ) 						:addClass( 'longitude' ) 						:wikitext( args.long ) 			:allDone() 			:tag( 'span' ) 				:attr( 'title', 'See this element on the map' ) 				:wikitext( mapTagOutput ) 		else 			local listingTypes = {see=true, eat=true, buy=true, drink=true, sleep=true, ['do']=true, go=true, city=true, vicinity=true} 			if mw.title.getCurrentTitle().namespace == 0 and args.type and listingTypes[string.lower(args.type)] then 				anchor = anchor .. "[[Category:" .. string.lower(args.type) .. " listing with no coordinates]]" 			end 		end 	end  	-- costruisco l'ancora sul nome ed eventualmente gli associo il sitoweb 	if nome ~= '' then 		local anchor2 = '' 		anchor2 = '<span id="' .. mw.uri.anchorEncode( nome ) .. '" class="fn org listing-name" style="font-weight:bold;">' .. nome .. '</span>' 		-- se includo un sito web il nome deve essere puramente testuale 		if _isDefined(args.url) then 			anchor2 = string.match(nome, '%[%[') and ('[[Category:Listing without plain text name]]' .. anchor2) 				or ('[' .. args.url .. ' ' .. anchor2 .. ']') 		end 		anchor = anchor .. anchor2 	end 	if mw.title.getCurrentTitle().namespace == 0 then 		anchor = anchor .. '[[Category:Has map markers]]' 	end  	-- Se l'immagine fornita non esiste genero un messaggio di errore 	if _isDefined( args.image ) then 		local image = 'Media:' .. args.image 		if mw.title.new( image ) and mw.title.new( image ).exists == true then 			args.description = '[[' .. image .. '|100x100px|' .. nome .. ']]' 		else 			imageErrMsg = mw.html.create( 'span' ) 				:addClass('imageinfo debuginfo') 				:css('display','none') 				:wikitext( 'NOT EXISTING LISTING IMAGE' ) 		end 	end  	if (args.islisting ~= 'yes') and _isDefined( args.wikidata ) then 		local getSiteLink = require('Module:WikidataIB').getSiteLink 		if _isDefined( getSiteLink{args={wiki='enwikivoyage', qid=args.wikidata}} ) then 			anchor = anchor .. (string.match(nome, '%[%[') and '' or '[[Category:Marker with Wikivoyage article but no wikilink]]') 		else 			local wpLink = _isDefined( getSiteLink{args={wiki='enwiki', qid=args.wikidata}} ) 			anchor = anchor .. (wpLink and '<span class="listing-sister-icons">&#32;[[File:Antu wikipedia.svg|15px|class=listing-sister|link=w:' .. wpLink .. '|<span>' .. wpLink .. '</span> on Wikipedia]]</span>' or '') 		end 	end  	return tostring(tag:node(imageErrMsg):wikitext(' ' .. anchor)) end  --Interfacce del modulo local p = {}  function p.MarkerTemplate(frame) 	return _Marker(frame:getParent()) end  function p.MarkerInvoke(frame) 	return _Marker(frame) end  function p.MarkerModule(frame) 	local Cframe = mw.getCurrentFrame() 	Cframe.args = frame.args 	return _Marker(Cframe) end  return p