js/util.js

   1 $(document).ready(function(){
   2         // count character on keyup
   3         function counter(){
   4             var maxLength     = 140;
   5             var currentLength = $("#status_textarea").val()
   6                                                      .replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g, "drry")
   7                                                      .replace(/[\u0800-\uFFFF]/g, "drr")
   8                                                      .replace(/[\u0080-\u07FF]/g, "dr")
   9                                                      .length;
  10             var remaining = maxLength - currentLength;
  11             var counter   = $("#counter");
  12             counter.text(remaining);
  13
  14             if (remaining <= 0) {
  15                 counter.attr("class", "toomuch");
  16             } else {
  17                 counter.attr("class", "");
  18             }
  19         }
  20
  21         if ($("#status_textarea").length) {
  22             $("#status_textarea").bind("keyup", counter);
  23             // run once in case there's something in there
  24             counter();
  25         }
  26 });
  27
  28 function doreply(nick) {
  29      rgx_username = /^[0-9a-zA-Z\-_.]*$/;
  30      if (nick.match(rgx_username)) {
  31           replyto = "@" + nick + " ";
  32           if ($("#status_textarea")) {
  33                $("#status_textarea").val(replyto);
  34                $("#status_textarea").focus();
  35           }
  36      }
  37      return false;
  38 }
  39