local p = {}   function p.LinkOnePhone(txt, demo, fax, tollfree) 	local link = txt 	local othertxt = "" 	local catprefix = demo == 'true' and ':' or '' 	local catMissingCountryCode = '' 	local catFormatIssue = '' 	local output  	-- any other text in brackets at the end is stored separately and ignored for the dialing number 	if mw.ustring.gsub(txt, "(.*)( %(.*%))$", "%2") ~= txt then 		othertxt = mw.ustring.gsub(txt, "(.*)( %(.*%))$", "%2") 		txt = mw.ustring.gsub(txt, "(.*)( %(.*%))$", "%1") 	end 	-- Don't include "ext NNNN" in the link 	link = mw.ustring.gsub(txt, " +[Ee][Xx][Tt] +%d+$", "") 	-- Don't include " xNNNN" in the link 	link = mw.ustring.gsub(link, " +x%d+$", "") 	link = mw.ustring.gsub(link, " ", "") 	link = mw.ustring.gsub(link, "'", "") 	if link == "" then 		return "" 	end 	if mw.ustring.sub(link, 1, 1) ~= '+' and mw.ustring.len(link) > 4 then 		if tollfree == 'yes' and ( 			mw.ustring.sub(link, 1, 3) == '800' or mw.ustring.sub(link, 1, 3) == '803' or mw.ustring.sub(link, 1, 3) == '840' 		 or mw.ustring.sub(link, 1, 3) == '892' or mw.ustring.sub(link, 1, 3) == '199'  or mw.ustring.sub(link, 1, 3) == '848' 		 or mw.ustring.sub(link, 1, 4) == '1800' or mw.ustring.sub(link, 1, 5) == '1 800' or mw.ustring.sub(link, 1, 5) == '1-800' 		 or mw.ustring.sub(link, 1, 4) == '1888' or mw.ustring.sub(link, 1, 5) == '1 888' or mw.ustring.sub(link, 1, 5) == '1-888' 		 ) then 			--Alcune numerazioni speciali non prevedono il prefisso nazionale. Questa patch può essere migliorata per restringere le casistiche 			local htmlTel = fax == 'true' and txt or ('[tel:' .. link .. ' ' .. txt .. ']') 			output = '<span class="plainlinks nourlexpansion">' .. htmlTel .. '</span>' .. othertxt 		else 			catMissingCountryCode = '[[' .. catprefix .. 'Categoria:Listing con telefoni privi di prefisso nazionale]]<span class="phoneinfo debuginfo" style="display:none;">PREFISSO MANCANTE</span>' 		end 	end 	if mw.ustring.match(link,"^%+[%d-() ]+$") ~= nil then 		local htmlTel = fax == 'true' and txt or ('[tel:' .. link .. ' ' .. txt .. ']') 		output = '<span class="plainlinks nourlexpansion">' .. htmlTel .. '</span>' .. othertxt 	elseif mw.ustring.match(link,"^%+[%d%u- ]+$") ~= nil then 		local extra = mw.ustring.match(link, "%u[%d%u- ]+") 		link = mw.ustring.gsub(link, "[A-C]", "2") 		link = mw.ustring.gsub(link, "[D-F]", "3") 		link = mw.ustring.gsub(link, "[G-I]", "4") 		link = mw.ustring.gsub(link, "[J-L]", "5") 		link = mw.ustring.gsub(link, "[M-O]", "6") 		link = mw.ustring.gsub(link, "[P-S]", "7") 		link = mw.ustring.gsub(link, "[T-V]", "8") 		link = mw.ustring.gsub(link, "[W-Z]", "9") 		extra = mw.ustring.gsub(extra, "[A-C]", "2") 		extra = mw.ustring.gsub(extra, "[D-F]", "3") 		extra = mw.ustring.gsub(extra, "[G-I]", "4") 		extra = mw.ustring.gsub(extra, "[J-L]", "5") 		extra = mw.ustring.gsub(extra, "[M-O]", "6") 		extra = mw.ustring.gsub(extra, "[P-S]", "7") 		extra = mw.ustring.gsub(extra, "[T-V]", "8") 		extra = mw.ustring.gsub(extra, "[W-Z]", "9") 		local htmlTel = fax == 'true' and (' (' .. extra .. ')') or ('[tel:' .. link .. ' ' .. txt .. ' (' .. extra .. ')' .. ']') 		output = '<span class="plainlinks nourlexpansion">' .. htmlTel .. '</span>' .. othertxt 	else 		output = txt .. othertxt 		if mw.ustring.match('+' .. link,"^%+[%d-() ]+$") == nil then 			catFormatIssue = '[[' .. catprefix .. 'Categoria:Listing con telefoni con problemi di formato]]<span class="phoneinfo debuginfo" style="display:none;">FORMATO</span>' 		end 	end 	if mw.ustring.match(link,"%(0%)") ~= nil then 		catFormatIssue = '[[' .. catprefix .. 'Categoria:Listing con telefoni con problemi di formato]]<span class="phoneinfo debuginfo" style="display:none;">FORMATO</span>' 	end 	if mw.title.getCurrentTitle().namespace == 0 or demo == 'true' then 		output = output .. catFormatIssue .. catMissingCountryCode 	end 	return output end  function p.LinkPhone(frame) 	local demo = frame.args["demo"] or '' 	local fax = frame.args["fax"] or '' 	local txtall = frame.args[1] or '' .. ','     local tollfree = frame.args["tollfree"] or '' 	local txt = "" 	local result = "" 	-- replace or / and with comma 	txtall = mw.ustring.gsub(txtall, " or %+", ", +") 	txtall = mw.ustring.gsub(txtall, " and %+", ", +") 	for txt in mw.ustring.gmatch(txtall, "([^,]+)") do 		result = result .. ", " .. p.LinkOnePhone(txt, demo, fax, tollfree) 	end 	result = mw.ustring.sub(result, 3, mw.ustring.len(result) ) 	return result end   function p.LinkOneEmail(txt, demo)     local othertxt = ""     local catprefix = ''     local catFormatIssue = ''     local output     if demo == 'true' then     	catprefix = ':'     end     -- any other text in brackets at the end is stored separately and ignored for the dialing number     if mw.ustring.gsub(txt, "(.*)( %(.*%))$", "%2") ~= txt then         othertxt = mw.ustring.gsub(txt, "(.*)( %(.*%))$", "%2") or ''         txt = mw.ustring.gsub(txt, "(.*)( %(.*%))$", "%1") or ''     end     txt = mw.ustring.gsub(txt, " ", "")     output = '[mailto:' .. txt .. ' ' .. txt .. ']' .. othertxt     if mw.ustring.match(txt,"@.+@") or mw.ustring.match(txt,"@[^.]+%.%.") or mw.ustring.match(txt,"@") == nil or mw.ustring.match(txt,"@[^.]+%.[^.]+") == nil then         catFormatIssue = '[[' .. catprefix .. 'Categoria:Listing con email con problemi di formato]]<span class="phoneinfo debuginfo" style="display:none;" title="Email has formatting issue">FORMATO</span>'     end     if mw.title.getCurrentTitle().namespace == 0 or demo == 'true' then         output = output .. catFormatIssue     end     return output end  function p.LinkEmail(frame)     local demo = frame.args["demo"] or ''     local txtall = frame.args[1] or '' .. ','     local txt = ""     local result = ""     -- replace semicolon with comma     txtall = mw.ustring.gsub(txtall, "; ", ", ")     for txt in mw.ustring.gmatch(txtall, "([^,]+)") do         result = result .. ", " .. p.LinkOneEmail(txt, demo)     end     result = mw.ustring.sub(result, 3, mw.ustring.len(result) )     return result end   return p