local i = {}   function i.LinkOnePhone(txt, demo, fax, tollfree)     local link = txt;     local othertxt = "";     local catprefix = '';     local catMissingCountryCode = '';     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");         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+$", "");     link = mw.ustring.gsub(link, " ", "");     link = mw.ustring.gsub(link, "'", "");     if link == "" then         return "";     end     if mw.ustring.sub(link, 1, 1) ~= '+' and mw.ustring.len(link) > 4 then     	catMissingCountryCode = '[[' .. catprefix .. 'Categoría:Wikiviajes:Listados con números de teléfono sin código de país]]<span class="phoneinfo" style="display:none;" title="El número de teléfono le falta el código de país">NOCC</span>';         if tollfree == 'yes' and mw.ustring.sub(link, 1, 3) == '800' then            catMissingCountryCode = '';         end         if tollfree == 'yes' and mw.ustring.sub(link, 1, 4) == '0508' then            catMissingCountryCode = '';         end         if tollfree == 'yes' and mw.ustring.sub(link, 1, 4) == '0800' then            catMissingCountryCode = '';         end         if tollfree == 'yes' and mw.ustring.sub(link, 1, 4) == '1300' then            catMissingCountryCode = '';         end         if tollfree == 'yes' and mw.ustring.sub(link, 1, 4) == '1800' then            catMissingCountryCode = '';         end         if tollfree == 'yes' and mw.ustring.sub(link, 1, 5) == '01800' then            catMissingCountryCode = '';         end         if mw.ustring.match(mw.ustring.lower(othertxt),"high cost") ~= nil then            catMissingCountryCode = '';         end         if mw.ustring.match(mw.ustring.lower(othertxt),"extra charge") ~= nil then            catMissingCountryCode = '';         end         if mw.ustring.match(mw.ustring.lower(othertxt),"premium") ~= nil then            catMissingCountryCode = '';         end         if mw.ustring.match(mw.ustring.lower(othertxt),"local rate") ~= nil then            catMissingCountryCode = '';         end         if mw.ustring.match(mw.ustring.lower(othertxt),"non%-geographic number") ~= nil then            catMissingCountryCode = '';         end     end     if mw.ustring.match(link,"^%+[%d-() ]+$") ~= nil then 		output = '<span class="plainlinks nourlexpansion">'; 		if fax == 'true' then 			output = output .. txt .. '</span>' .. othertxt; 		else 			output = output .. '[tel:' .. link .. ' ' .. txt .. ']</span>' .. othertxt; 		end     elseif mw.ustring.match(link,"^%+[%d%u- ]+$") ~= nil then         local extra = mw.ustring.match(link, "%u[%d%u- ]+")         link = mw.ustring.gsub(link, "[A-C]", "2");         link = mw.ustring.gsub(link, "[D-F]", "3");         link = mw.ustring.gsub(link, "[G-I]", "4");         link = mw.ustring.gsub(link, "[J-L]", "5");         link = mw.ustring.gsub(link, "[M-O]", "6");         link = mw.ustring.gsub(link, "[P-S]", "7");         link = mw.ustring.gsub(link, "[T-V]", "8");         link = mw.ustring.gsub(link, "[W-Z]", "9");         extra = mw.ustring.gsub(extra, "[A-C]", "2");         extra = mw.ustring.gsub(extra, "[D-F]", "3");         extra = mw.ustring.gsub(extra, "[G-I]", "4");         extra = mw.ustring.gsub(extra, "[J-L]", "5");         extra = mw.ustring.gsub(extra, "[M-O]", "6");         extra = mw.ustring.gsub(extra, "[P-S]", "7");         extra = mw.ustring.gsub(extra, "[T-V]", "8");         extra = mw.ustring.gsub(extra, "[W-Z]", "9"); 		output = '<span class="plainlinks nourlexpansion">'; 		if fax == 'true' then 			output = output .. txt .. ' (' .. extra .. ')' .. '</span>' .. othertxt; 		else 			output = output .. '[tel:' .. link .. ' ' .. txt .. ' (' .. extra .. ')' .. ']</span>' .. othertxt; 		end     else         output = txt .. othertxt;         if mw.ustring.match('+' .. link,"^%+[%d-() ]+$") == nil then             catFormatIssue = '[[' .. catprefix .. 'Categoría:Listados con números de teléfono con formato incorrecto]]<span class="phoneinfo" style="display:none;" title="El número de teléfono tiene un formato incorrecto">FORMAT</span>';         end     end     if mw.ustring.match(link,"%(0%)") ~= nil then         catFormatIssue = '[[' .. catprefix .. 'Categoría:Listados con números de teléfono con formato incorrecto]]<span class="phoneinfo" style="display:none;" title="El número de teléfono tiene un formato incorrecto">FORMAT</span>';     end     if mw.title.getCurrentTitle().namespace == 0 or demo == 'true' then         output = output .. catFormatIssue .. catMissingCountryCode;     end     return output; end  function i.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 = "";     local catprefix = '';     -- 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 .. ", " .. i.LinkOnePhone(txt, demo, fax, tollfree)     end     result = mw.ustring.sub(result, 3, mw.ustring.len(result) );     return result; end  return i;