js/util.js

   1 /*
   2  * Laconica - a distributed open-source microblogging tool
   3  * Copyright (C) 2008, Controlez-Vous, Inc.
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU Affero General Public License as published by
   7  * the Free Software Foundation, either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Affero General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Affero General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 $(document).ready(function(){
  20         // count character on keyup
  21         function counter(event){
  22             var maxLength     = 140;
  23             var currentLength = $("#status_textarea").val().length;
  24             var remaining = maxLength - currentLength;
  25             var counter   = $("#counter");
  26             counter.text(remaining);
  27
  28             if (remaining <= 0) {
  29                 counter.attr("class", "toomuch");
  30             } else {
  31                 counter.attr("class", "");
  32             }
  33         }
  34
  35         function submitonreturn(event) {
  36              if (event.keyCode == 13) {
  37                   $("#status_form").submit();
  38                   event.preventDefault();
  39                   event.stopPropagation();
  40                   return false;
  41              }
  42              return true;
  43         }
  44
  45         if ($("#status_textarea").length) {
  46              $("#status_textarea").bind("keyup", counter);
  47              $("#status_textarea").bind("keydown", submitonreturn);
  48
  49             // run once in case there's something in there
  50             counter();
  51
  52              // set the focus
  53              $("#status_textarea").focus();
  54         }
  55
  56      // XXX: refactor this code
  57
  58      var favoptions = {dataType: 'xml',
  59                success: function(xml) {
  60                     var new_form = $('form.disfavor', xml);
  61                     var id = new_form.id.replace('disfavor', 'favor');
  62                     $('form#'+id).replace(new_form);
  63                }};
  64
  65      var disoptions = {dataType: 'xml',
  66                success: function(xml) {
  67                     var new_form = $('form.favor', xml);
  68                     var id = new_form.id.replace('favor', 'disfavor');
  69                     $('form#'+id).replace(new_form);
  70                }};
  71
  72      function addAjaxHidden() {
  73           var ajax = document.createElement('input');
  74           ajax.setAttribute('type', 'hidden');
  75           ajax.setAttribute('name', 'ajax');
  76           ajax.setAttribute('value', 1);
  77           this.appendChild(ajax);
  78      }
  79
  80      $("form.favor").ajaxForm(favoptions);
  81      $("form.disfavor").ajaxForm(disoptions);
  82
  83      $("form.favor").each(addAjaxHidden);
  84      $("form.disfavor").each(addAjaxHidden);
  85 });
  86
  87 function doreply(nick) {
  88      rgx_username = /^[0-9a-zA-Z\-_.]*$/;
  89      if (nick.match(rgx_username)) {
  90           replyto = "@" + nick + " ";
  91           if ($("#status_textarea").length) {
  92                $("#status_textarea").val(replyto);
  93                $("#status_textarea").focus();
  94                            return false;
  95                   }
  96      }
  97      return true;
  98 }
  99