Improved URL regex

app/js/services.js

@@ -3776,11 +3776,11 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
       "(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])(?:\\.(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])){3}" +
     "|" +
       // host name
-      "(?:(?:[a-z\\u00a1-\\uffff0-9]-*)*[a-z\\u00a1-\\uffff0-9]+)" +
+      "(?:(?:[a-z\\u00a1-\\uffff0-9]-*)*[" + regexAlphaChars + "0-9]+)" +
       // domain name
-      "(?:\\.(?:[a-z\\u00a1-\\uffff0-9]-*)*[a-z\\u00a1-\\uffff0-9]+)*" +
+      "(?:\\.(?:[" + regexAlphaChars + "]-*)*[" + regexAlphaChars + "0-9]+)*" +
       // TLD identifier
-      "(?:\\.(xn--[0-9a-z]{2,16}|[a-z\\u00a1-\\uffff]{2,24}))" +
+      "(?:\\.(xn--[0-9a-z]{2,16}|[" + regexAlphaChars + "]{2,24}))" +
     ")" +
     // port number
     "(?::\\d{2,5})?" +