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     $('.attachments').click(function() {$().jOverlay({zIndex:999, success:function(html) {$('.attachment').click(function() {$().jOverlay({url:$(this).attr('href') + '/ajax'}); return false; });
  21         }, url:$(this).attr('href') + '/ajax'}); return false; });
  22     $('.attachment').click(function() {$().jOverlay({url:$(this).attr('href') + '/ajax'}); return false; });
  23
  24         // count character on keyup
  25         function counter(event){
  26                 var maxLength = 140;
  27                 var currentLength = $("#notice_data-text").val().length;
  28                 var remaining = maxLength - currentLength;
  29                 var counter = $("#notice_text-count");
  30                 counter.text(remaining);
  31
  32                 if (remaining <= 0) {
  33                         $("#form_notice").addClass("warning");
  34                 } else {
  35                         $("#form_notice").removeClass("warning");
  36                 }
  37         }
  38
  39         function submitonreturn(event) {
  40                 if (event.keyCode == 13) {
  41                         $("#form_notice").submit();
  42                         event.preventDefault();
  43                         event.stopPropagation();
  44                         return false;
  45                 }
  46                 return true;
  47         }
  48
  49         if ($("#notice_data-text").length) {
  50                 $("#notice_data-text").bind("keyup", counter);
  51                 $("#notice_data-text").bind("keydown", submitonreturn);
  52
  53                 // run once in case there's something in there
  54                 counter();
  55
  56                 // set the focus
  57                 $("#notice_data-text").focus();
  58         }
  59
  60         // XXX: refactor this code
  61
  62         var favoptions = { dataType: 'xml',
  63                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  64                                                                                                 var dis = new_form.id;
  65                                                                                                 var fav = dis.replace('disfavor', 'favor');
  66                                                                                                 $('form#'+fav).replaceWith(new_form);
  67                                                                                                 $('form#'+dis).ajaxForm(disoptions).each(addAjaxHidden);
  68                                                                                           }
  69                                          };
  70
  71         var disoptions = { dataType: 'xml',
  72                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  73                                                                                                 var fav = new_form.id;
  74                                                                                                 var dis = fav.replace('favor', 'disfavor');
  75                                                                                                 $('form#'+dis).replaceWith(new_form);
  76                                                                                                 $('form#'+fav).ajaxForm(favoptions).each(addAjaxHidden);
  77                                                                                           }
  78                                          };
  79
  80         var joinoptions = { dataType: 'xml',
  81                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  82                                                                                                 var leave = new_form.id;
  83                                                                                                 var join = leave.replace('leave', 'join');
  84                                                                                                 $('form#'+join).replaceWith(new_form);
  85                                                                                                 $('form#'+leave).ajaxForm(leaveoptions).each(addAjaxHidden);
  86                                                                                           }
  87                                          };
  88
  89         var leaveoptions = { dataType: 'xml',
  90                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  91                                                                                                 var join = new_form.id;
  92                                                                                                 var leave = join.replace('join', 'leave');
  93                                                                                                 $('form#'+leave).replaceWith(new_form);
  94                                                                                                 $('form#'+join).ajaxForm(joinoptions).each(addAjaxHidden);
  95                                                                                           }
  96                                          };
  97
  98         function addAjaxHidden() {
  99                 var ajax = document.createElement('input');
 100                 ajax.setAttribute('type', 'hidden');
 101                 ajax.setAttribute('name', 'ajax');
 102                 ajax.setAttribute('value', 1);
 103                 this.appendChild(ajax);
 104         }
 105
 106         $("form.form_favor").ajaxForm(favoptions);
 107         $("form.form_disfavor").ajaxForm(disoptions);
 108         $("form.form_group_join").ajaxForm(joinoptions);
 109         $("form.form_group_leave").ajaxForm(leaveoptions);
 110         $("form.form_favor").each(addAjaxHidden);
 111         $("form.form_disfavor").each(addAjaxHidden);
 112         $("form.form_group_join").each(addAjaxHidden);
 113         $("form.form_group_leave").each(addAjaxHidden);
 114
 115         $("#form_user_nudge").ajaxForm ({ dataType: 'xml',
 116                 beforeSubmit: function(xml) { $("#form_user_nudge input[type=submit]").attr("disabled", "disabled");
 117                                                                           $("#form_user_nudge input[type=submit]").addClass("disabled");
 118                                                                         },
 119                 success: function(xml) { $("#form_user_nudge").replaceWith(document._importNode($("#nudge_response", xml).get(0),true));
 120                                                              $("#form_user_nudge input[type=submit]").removeAttr("disabled");
 121                                                              $("#form_user_nudge input[type=submit]").removeClass("disabled");
 122                                                            }
 123          });
 124         $("#form_user_nudge").each(addAjaxHidden);
 125
 126         var Subscribe = { dataType: 'xml',
 127                                           beforeSubmit: function(formData, jqForm, options) { $(".form_user_subscribe input[type=submit]").attr("disabled", "disabled");
 128                                                                                                                                               $(".form_user_subscribe input[type=submit]").addClass("disabled");
 129                                                                                                                                             },
 130                                           success: function(xml) { var form_unsubscribe = document._importNode($('form', xml).get(0), true);
 131                                                                                            var form_unsubscribe_id = form_unsubscribe.id;
 132                                                                                            var form_subscribe_id = form_unsubscribe_id.replace('unsubscribe', 'subscribe');
 133                                                                                            $("form#"+form_subscribe_id).replaceWith(form_unsubscribe);
 134                                                                                            $("form#"+form_unsubscribe_id).ajaxForm(UnSubscribe).each(addAjaxHidden);
 135                                                                                            $("dd.subscribers").text(parseInt($("dd.subscribers").text())+1);
 136                                                                                            $(".form_user_subscribe input[type=submit]").removeAttr("disabled");
 137                                                                                            $(".form_user_subscribe input[type=submit]").removeClass("disabled");
 138                                                                                      }
 139                                         };
 140
 141         var UnSubscribe = { dataType: 'xml',
 142                                                 beforeSubmit: function(formData, jqForm, options) { $(".form_user_unsubscribe input[type=submit]").attr("disabled", "disabled");
 143                                                                                                                                                     $(".form_user_unsubscribe input[type=submit]").addClass("disabled");
 144                                                                                                                                                   },
 145                                             success: function(xml) { var form_subscribe = document._importNode($('form', xml).get(0), true);
 146                                                                                                  var form_subscribe_id = form_subscribe.id;
 147                                                                                                  var form_unsubscribe_id = form_subscribe_id.replace('subscribe', 'unsubscribe');
 148                                                                                                  $("form#"+form_unsubscribe_id).replaceWith(form_subscribe);
 149                                                                                                  $("form#"+form_subscribe_id).ajaxForm(Subscribe).each(addAjaxHidden);
 150                                                                                                  $("#profile_send_a_new_message").remove();
 151                                                                                                  $("#profile_nudge").remove();
 152                                                                                              $("dd.subscribers").text(parseInt($("dd.subscribers").text())-1);
 153                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeAttr("disabled");
 154                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeClass("disabled");
 155                                                                                            }
 156                                           };
 157
 158         $(".form_user_subscribe").ajaxForm(Subscribe);
 159         $(".form_user_unsubscribe").ajaxForm(UnSubscribe);
 160         $(".form_user_subscribe").each(addAjaxHidden);
 161         $(".form_user_unsubscribe").each(addAjaxHidden);
 162
 163         var PostNotice = { dataType: 'xml',
 164                                            beforeSubmit: function(formData, jqForm, options) { if ($("#notice_data-text").get(0).value.length == 0) {
 165                                                                                                                                                                 $("#form_notice").addClass("warning");
 166                                                                                                                                                                 return false;
 167                                                                                                                                                    }
 168                                                                                                                                                    $("#form_notice").addClass("processing");
 169                                                                                                                                                    $("#notice_action-submit").attr("disabled", "disabled");
 170                                                                                                                                                    $("#notice_action-submit").addClass("disabled");
 171                                                                                                                                                    return true;
 172                                                                                                                                                  },
 173                                            timeout: '60000',
 174                                            error: function (xhr, textStatus, errorThrown) {     $("#form_notice").removeClass("processing");
 175                                                                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 176                                                                                                                                                 $("#notice_action-submit").removeClass("disabled");
 177                                                                                                                                                 if (textStatus == "timeout") {
 178                                                                                                                                                         alert ("Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists");
 179                                                                                                                                                 }
 180                                                                                                                                                 else {
 181                                                                                                                                                         if ($(".error", xhr.responseXML).length > 0) {
 182                                                                                                                                                                 $('#form_notice').append(document._importNode($(".error", xhr.responseXML).get(0), true));
 183                                                                                                                                                         }
 184                                                                                                                                                         else {
 185                                                                                                                                                                 alert("Sorry! We had trouble sending your notice ("+xhr.status+" "+xhr.statusText+"). Please report the problem to the site administrator if this happens again.");
 186                                                                                                                                                         }
 187                                                                                                                                                 }
 188                                                                                                                                           },
 189                                            success: function(xml) {     if ($("#error", xml).length > 0) {
 190                                                                                                         var result = document._importNode($("p", xml).get(0), true);
 191                                                                                                         result = result.textContent || result.innerHTML;
 192                                                                                                         alert(result);
 193                                                                                                 }
 194                                                                                                 else {
 195                                                                                                     if ($("#command_result", xml).length > 0) {
 196                                                                                                             var result = document._importNode($("p", xml).get(0), true);
 197                                                                                                             result = result.textContent || result.innerHTML;
 198                                                                                                             alert(result);
 199                                                     }
 200                                                     else {
 201                                                          li = $("li", xml).get(0);
 202                                                          if ($("#"+li.id).length == 0) {
 203                                                               $("#notices_primary .notices").prepend(document._importNode(li, true));
 204                                                               $("#notices_primary .notice:first").css({display:"none"});
 205                                                               $("#notices_primary .notice:first").fadeIn(2500);
 206                                                               NoticeHover();
 207                                                               NoticeReply();
 208                                                          }
 209                                                                                                         }
 210                                                                                                         $("#notice_data-text").val("");
 211                                                     counter();
 212                                                                                                 }
 213                                                                                                 $("#form_notice").removeClass("processing");
 214                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 215                                                                                                 $("#notice_action-submit").removeClass("disabled");
 216                                                                                          }
 217                                            };
 218         $("#form_notice").ajaxForm(PostNotice);
 219         $("#form_notice").each(addAjaxHidden);
 220     NoticeHover();
 221     NoticeReply();
 222 });
 223
 224 function NoticeHover() {
 225     $("#content .notice").hover(
 226         function () {
 227             $(this).addClass('hover');
 228         },
 229         function () {
 230             $(this).removeClass('hover');
 231         }
 232     );
 233 }
 234
 235 function NoticeReply() {
 236     if ($('#notice_data-text').length > 0) {
 237         $('#content .notice').each(function() {
 238             var notice = $(this);
 239             $('.notice_reply', $(this)).click(function() {
 240                 var nickname = ($('.author .nickname', notice).length > 0) ? $('.author .nickname', notice) : $('.author .nickname');
 241                 NoticeReplySet(nickname.text(), $('.notice_id', notice).text());
 242                 return false;
 243             });
 244         });
 245     }
 246 }
 247
 248 function NoticeReplySet(nick,id) {
 249         rgx_username = /^[0-9a-zA-Z\-_.]*$/;
 250         if (nick.match(rgx_username)) {
 251                 replyto = "@" + nick + " ";
 252                 if ($("#notice_data-text").length) {
 253                         $("#notice_data-text").val(replyto);
 254                         $("#form_notice input#notice_in-reply-to").val(id);
 255                         $("#notice_data-text").focus();
 256                         return false;
 257                 }
 258         }
 259         return true;
 260 }