-- Module:Wikibase local item = mw.wikibase.getEntityObject()  local function is_defined(s) 	if s and s ~= '' then return s end 	return nil end  function getId( id )     if not mw.wikibase then            return "wikibase module not found"     end       if id then return id end       entity = mw.wikibase.getEntity()     if not entity then return nil end     return entity.id end   -- Returns the link corresponding to the code provided. function sitelink(dbname)     if dbname==nil or dbname=='' then         return ''     end     local sl = mw.wikibase.getEntity()     if sl and sl.sitelinks[dbname] then         return sl.sitelinks[dbname].title     end     return '' end   -- Returns the corresponding geographical coordinates of the item function coords(typ, fallback) 	if is_defined(fallback) and string.match(fallback, '^<%!%-%-.*%-%->$') == nil then 		return fallback 	end 	if item and item.claims then 		local coords = item.claims.P625 		if coords and #coords == 1 and coords[1].mainsnak and coords[1].mainsnak.datavalue and coords[1].mainsnak.datavalue.value then 			return coords[1].mainsnak.datavalue.value[typ] 		end 	end 	return '' end   -- Returns the most updated info from a series of statements function updated(item,prop,frame)     if item~=nil then         local claims = item.claims         if claims~=nil and claims[prop]~=nil then             for index,claim in pairs(claims[prop]) do                 local qual = claim.qualifiers                 if qual==nil or qual.p582==nil then                     -- p582 è la data di fine, significa che non è il valore attuale                     local val = claim.mainsnak.datavalue.value                     if val['numeric-id']~=nil then                         local id = 'Q'..val['numeric-id']                         local sl = mw.wikibase.sitelink(id)                         local lb = mw.wikibase.label(id)                         if sl~=nil and sl~='' then                             return frame:preprocess('[['..sl..'|'..lb..']]')                         end                         return lb                     end                     return val                 end             end         end     end     return '' end  function aggiornato(prop, frame) 	if item and item.claims and item.claims[prop] then 		for index, claim in pairs(item.claims[prop]) do 			local qual = claim.qualifiers 			if qual == nil or qual.P582 == nil then 				-- P582 è la data di fine, significa che non è il valore attuale 				if claim.mainsnak and claim.mainsnak.datavalue and claim.mainsnak.datavalue.value then 					local val = claim.mainsnak.datavalue.value 					if val['numeric-id'] then 						local id = 'Q'..val['numeric-id'] 						local sl = mw.wikibase.sitelink(id) 						local lb = mw.wikibase.label(id) 						if is_defined(sl) then 							return frame:preprocess('[['..sl..'|'..lb..']]') 						end 						return lb 					end 					return val 				end 			end 		end 	end 	return '' end  local p = {}   -- Returns the ID number of the data item linked to the current page. function p.id(frame)     id = getId(frame.args[1])     if id == nil then            return "(no element found)"     end     return id end     -- Returns the ID number of the data item linked to the current page in the form of a link to Wikidata. function p.idLink(frame)     id = getId(frame.args[1])     if id == nil then            return "(no element found)"     end     return "[[d:" .. id .. "|" .. string.upper(id) .. "]]" end     -- Returns the label of the data item. function p.label(frame)     id = getId(frame.args[1])     if id == nil then            return "(no element found)"     end     return mw.wikibase.label( id ) end   -- Returns the local page of the data item provided. function p.page(frame)     id = getId(frame.args[1])     if id == nil then            return "(no element found)"     end     return mw.wikibase.sitelink( id ) end   -- Returns the link corresponding to the code provided. function p.sitelink(frame)     return sitelink(frame.args.dbname or frame.args[1]) end   -- Returns the corresponding link to Wikipedia in English. function p.enwikilink(frame)     if frame.args[1]~=nil and frame.args[1]~='' then         return frame.args[1]     end     local sl = sitelink('enwiki')     if sl~=nil and sl~='' then         return sl     end     local t = mw.title.getCurrentTitle().text     if t~=nil and t~='' then         return t     end     return '' end   -- Returns the Commons category of the data item. function p.commonslink(frame)     if frame.args[1]~=nil and frame.args[1]~='' then         return 'Category:'..frame.args[1]     end     if item~=nil and item.claims~=nil then         local cat = item.claims.p373         if cat~=nil and cat[0]~=nil and cat[1]==nil and cat[0].mainsnak.datavalue.value~=nil then             return 'Category:'..(cat[0].mainsnak.datavalue.value)         end     end     local t = mw.title.getCurrentTitle().text     if t~=nil and t~='' then         return 'Category:'..t     end     return '' end  function p.sito(frame) 	if frame then 		if is_defined(frame.args[1]) then 			return frame.args[1] 		end 		local parent = frame:getParent() 		if parent then 			local args = parent.args 			if is_defined(args.Sito) then 				return args.Sito 			end 			if is_defined(args['URL officiel']) then 				return args['URL officiel'] 			end 		end 	end 	return aggiornato('P856',frame) end  -- Returns the name of the capital or main city. function p.capital(frame)     if frame.args[1]~=nil and frame.args[1]~='' then         return frame.args[1]     end     return updated(item,'p36',frame) end   function p.capoluogo(frame)     return p.capital(frame) end   function p.valuta(frame)     if frame.args[1]~=nil and frame.args[1]~='' then         return frame.args[1]     end     return updated(item,'p38',frame) end   function p.flag(frame)     if frame.args[1]~=nil and frame.args[1]~='' then         return frame.args[1]     end     return updated(item,'p41',frame) end   -- Restituisce l'etichetta dell'elemento rappresentante la bandiera relativa all'elemento dell'articolo function p.bandiera_titolo(frame)     if item~=nil then         local claims = item.claims         if claims~=nil and claims.p163~=nil and claims.p163[0]~=nil and claims.p163[1]==nil then             return mw.wikibase.label('Q'..claims.p163[0].mainsnak.datavalue.value['numeric-id'])         end     end     return mw.title.getCurrentTitle().text..' - Bandiera' end  function p.WDProperty(PID, ExtVar, frame) 	if frame then 		if is_defined(frame.args[1]) then 			return frame.args[1] 		end 		local parent = frame:getParent() 		if parent and is_defined(parent.args[ExtVar]) then 			return parent.args[ExtVar] 		end 	end 	return updated(PID, frame) end  -- Restituisce il nome della capitale o del capoluogo attuale dell'elemento. function p.capitale(frame) 	return p.WDProperty('P36', 'Capitale', frame) end function p.cheflieu(frame) 	return p.WDProperty('P36', 'Chef-lieu', frame) end  -- Restituisce la latitudine corrispondente all'articolo. function p.latitude(frame)     return coords('latitude',frame.args[1]) end   -- Restituisce la longitudine corrispondente all'articolo. function p.longitude(frame)     return coords('longitude',frame.args[1]) end  function p.disambig(frame) 	if item~=nil and item.descriptions~=nil then 		local desc = item.descriptions.en 		if desc~=nil and desc.value~=nil and desc.value:lower():find('disambiguation page')~=nil then 			return true 		end 	end 	return false end   return p