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                         $("#status_form").addClass("response_error");
  30                 } else {
  31                         $("#status_form").removeClass("response_error");
  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                 $("#status_textarea").focus();
  54         }
  55
  56         // XXX: refactor this code
  57
  58         var favoptions = { dataType: 'xml',
  59                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  60                                                                                                 var dis = new_form.id;
  61                                                                                                 var fav = dis.replace('disfavor', 'favor');
  62                                                                                                 $('form#'+fav).replaceWith(new_form);
  63                                                                                                 $('form#'+dis).ajaxForm(disoptions).each(addAjaxHidden);
  64                                                                                           }
  65                                          };
  66
  67         var disoptions = { dataType: 'xml',
  68                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  69                                                                                                 var fav = new_form.id;
  70                                                                                                 var dis = fav.replace('favor', 'disfavor');
  71                                                                                                 $('form#'+dis).replaceWith(new_form);
  72                                                                                                 $('form#'+fav).ajaxForm(favoptions).each(addAjaxHidden);
  73                                                                                           }
  74                                          };
  75
  76         function addAjaxHidden() {
  77                 var ajax = document.createElement('input');
  78                 ajax.setAttribute('type', 'hidden');
  79                 ajax.setAttribute('name', 'ajax');
  80                 ajax.setAttribute('value', 1);
  81                 this.appendChild(ajax);
  82         }
  83
  84         $("form.favor").ajaxForm(favoptions);
  85         $("form.disfavor").ajaxForm(disoptions);
  86         $("form.favor").each(addAjaxHidden);
  87         $("form.disfavor").each(addAjaxHidden);
  88
  89         $("#nudge").ajaxForm ({ dataType: 'xml',
  90                                                         success: function(xml) { $("#nudge").replaceWith(document._importNode($("#nudge_response", xml).get(0),true)); }
  91                                                  });
  92         $("#nudge").each(addAjaxHidden);
  93         $("#nudge .submit").bind('click', function(e) { $(this).addClass("processing"); });
  94
  95
  96         var Subscribe = { dataType: 'xml',
  97                                           beforeSubmit: function(formData, jqForm, options) { $("form.subscribe input[type=submit]").attr("disabled", "disabled");
  98                                                                                                                                               $("form.subscribe input[type=submit]").addClass("disabled");
  99                                                                                                                                             },
 100                                           success: function(xml) { var form_unsubscribe = document._importNode($('form', xml).get(0), true);
 101                                                                                            var form_unsubscribe_id = form_unsubscribe.id;
 102                                                                                            var form_subscribe_id = form_unsubscribe_id.replace('unsubscribe', 'subscribe');
 103                                                                                            $("form#"+form_subscribe_id).replaceWith(form_unsubscribe);
 104                                                                                            $("form#"+form_unsubscribe_id).ajaxForm(UnSubscribe).each(addAjaxHidden);
 105                                                                                            $("dd.subscribers").text(parseInt($("dd.subscribers").text())+1);
 106                                                                                            $("form.subscribe input[type=submit]").removeAttr("disabled");
 107                                                                                            $("form.subscribe input[type=submit]").removeClass("disabled");
 108                                                                                      }
 109                                         };
 110
 111         var UnSubscribe = { dataType: 'xml',
 112                                                 beforeSubmit: function(formData, jqForm, options) { $("form.unsubscribe input[type=submit]").attr("disabled", "disabled");
 113                                                                                                                                                     $("form.unsubscribe input[type=submit]").addClass("disabled");
 114                                                                                                                                                   },
 115                                             success: function(xml) { var form_subscribe = document._importNode($('form', xml).get(0), true);
 116                                                                                                  var form_subscribe_id = form_subscribe.id;
 117                                                                                                  var form_unsubscribe_id = form_subscribe_id.replace('subscribe', 'unsubscribe');
 118                                                                                                  $("form#"+form_unsubscribe_id).replaceWith(form_subscribe);
 119                                                                                                  $("form#"+form_subscribe_id).ajaxForm(Subscribe).each(addAjaxHidden);
 120                                                                                                  $("#profile_send_a_new_message").remove();
 121                                                                                                  $("#profile_nudge").remove();
 122                                                                                              $("dd.subscribers").text(parseInt($("dd.subscribers").text())-1);
 123                                                                                                  $("form.unsubscribe input[type=submit]").removeAttr("disabled");
 124                                                                                                  $("form.unsubscribe input[type=submit]").removeClass("disabled");
 125                                                                                            }
 126                                           };
 127
 128         $("form.subscribe").ajaxForm(Subscribe);
 129         $("form.unsubscribe").ajaxForm(UnSubscribe);
 130         $("form.subscribe").each(addAjaxHidden);
 131         $("form.unsubscribe").each(addAjaxHidden);
 132
 133
 134         var PostNotice = { dataType: 'xml',
 135                                            beforeSubmit: function(formData, jqForm, options) { if ($("#status_textarea").get(0).value.length == 0) {
 136                                                                                                                                                                 $("#status_form").addClass("response_error");
 137                                                                                                                                                                 return false;
 138                                                                                                                                                    }
 139                                                                                                                                                    $("#status_form input[type=submit]").attr("disabled", "disabled");
 140                                                                                                                                                    $("#status_form input[type=submit]").addClass("disabled");
 141                                                                                                                                                    return true;
 142                                                                                                                                                  },
 143                                            success: function(xml) {     if ($(".error", xml).length > 0) {
 144                                                                                                         var response_error = document._importNode($(".error", xml).get(0), true);
 145                                                                                                         response_error = response_error.textContent || response_error.innerHTML;
 146                                                                                                         alert(response_error);
 147                                                                                                 }
 148                                                                                                 else {
 149                                                                                                         $("#notices").prepend(document._importNode($("li", xml).get(0), true));
 150                                                                                                         $("#status_textarea").val("");
 151                                                                                                         counter();
 152                                                                                                         $(".notice_single:first").css({display:"none"});
 153                                                                                                         $(".notice_single:first").fadeIn(2500);
 154                                                                                                 }
 155                                                                                                 $("#status_form input[type=submit]").removeAttr("disabled");
 156                                                                                                 $("#status_form input[type=submit]").removeClass("disabled");
 157                                                                                          }
 158                                            }
 159         $("#status_form").ajaxForm(PostNotice);
 160         $("#status_form").each(addAjaxHidden);
 161 });
 162
 163 function doreply(nick,id) {
 164         rgx_username = /^[0-9a-zA-Z\-_.]*$/;
 165         if (nick.match(rgx_username)) {
 166                 replyto = "@" + nick + " ";
 167                 if ($("#status_textarea").length) {
 168                         $("#status_textarea").val(replyto);
 169                         $("form#status_form input#inreplyto").val(id);
 170                         $("#status_textarea").focus();
 171                         return false;
 172                 }
 173         }
 174         return true;
 175 }