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     $('a.attachment').click(function() {$().jOverlay({url: $('address .url')[0].href+'/attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'}); return false; });
  21     $("a.thumbnail").hover(
  22         function() {
  23             var anchor = $(this);
  24             $("a.thumbnail").children('img').remove();
  25
  26             setTimeout(function() {
  27                 anchor.closest(".entry-title").addClass('ov');
  28                 $.get($('address .url')[0].href+'/attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
  29                     anchor.append(data);
  30                 });
  31             }, 250);
  32
  33             setTimeout(function() {
  34                 anchor.children('img').remove();
  35                 anchor.closest(".entry-title").removeClass('ov');
  36             }, 3000);
  37         },
  38         function() {
  39             $(this).children('img').remove();
  40             $(this).closest(".entry-title").removeClass('ov');
  41         }
  42     );
  43
  44         // count character on keyup
  45         function counter(event){
  46                 var maxLength = 140;
  47                 var currentLength = $("#notice_data-text").val().length;
  48                 var remaining = maxLength - currentLength;
  49                 var counter = $("#notice_text-count");
  50                 counter.text(remaining);
  51
  52                 if (remaining <= 0) {
  53                         $("#form_notice").addClass("warning");
  54                 } else {
  55                         $("#form_notice").removeClass("warning");
  56                 }
  57         }
  58
  59         function submitonreturn(event) {
  60                 if (event.keyCode == 13) {
  61                         $("#form_notice").submit();
  62                         event.preventDefault();
  63                         event.stopPropagation();
  64                         return false;
  65                 }
  66                 return true;
  67         }
  68
  69         if ($("#notice_data-text").length) {
  70                 $("#notice_data-text").bind("keyup", counter);
  71                 $("#notice_data-text").bind("keydown", submitonreturn);
  72
  73                 // run once in case there's something in there
  74                 counter();
  75
  76                 // set the focus
  77                 $("#notice_data-text").focus();
  78         }
  79
  80         // XXX: refactor this code
  81
  82         var favoptions = { dataType: 'xml',
  83                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  84                                                                                                 var dis = new_form.id;
  85                                                                                                 var fav = dis.replace('disfavor', 'favor');
  86                                                                                                 $('form#'+fav).replaceWith(new_form);
  87                                                                                                 $('form#'+dis).ajaxForm(disoptions).each(addAjaxHidden);
  88                                                                                           }
  89                                          };
  90
  91         var disoptions = { dataType: 'xml',
  92                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  93                                                                                                 var fav = new_form.id;
  94                                                                                                 var dis = fav.replace('favor', 'disfavor');
  95                                                                                                 $('form#'+dis).replaceWith(new_form);
  96                                                                                                 $('form#'+fav).ajaxForm(favoptions).each(addAjaxHidden);
  97                                                                                           }
  98                                          };
  99
 100         var joinoptions = { dataType: 'xml',
 101                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
 102                                                                                                 var leave = new_form.id;
 103                                                                                                 var join = leave.replace('leave', 'join');
 104                                                                                                 $('form#'+join).replaceWith(new_form);
 105                                                                                                 $('form#'+leave).ajaxForm(leaveoptions).each(addAjaxHidden);
 106                                                                                           }
 107                                          };
 108
 109         var leaveoptions = { dataType: 'xml',
 110                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
 111                                                                                                 var join = new_form.id;
 112                                                                                                 var leave = join.replace('join', 'leave');
 113                                                                                                 $('form#'+leave).replaceWith(new_form);
 114                                                                                                 $('form#'+join).ajaxForm(joinoptions).each(addAjaxHidden);
 115                                                                                           }
 116                                          };
 117
 118         function addAjaxHidden() {
 119                 var ajax = document.createElement('input');
 120                 ajax.setAttribute('type', 'hidden');
 121                 ajax.setAttribute('name', 'ajax');
 122                 ajax.setAttribute('value', 1);
 123                 this.appendChild(ajax);
 124         }
 125
 126         $("form.form_favor").ajaxForm(favoptions);
 127         $("form.form_disfavor").ajaxForm(disoptions);
 128         $("form.form_group_join").ajaxForm(joinoptions);
 129         $("form.form_group_leave").ajaxForm(leaveoptions);
 130         $("form.form_favor").each(addAjaxHidden);
 131         $("form.form_disfavor").each(addAjaxHidden);
 132         $("form.form_group_join").each(addAjaxHidden);
 133         $("form.form_group_leave").each(addAjaxHidden);
 134
 135         $("#form_user_nudge").ajaxForm ({ dataType: 'xml',
 136                 beforeSubmit: function(xml) { $("#form_user_nudge input[type=submit]").attr("disabled", "disabled");
 137                                                                           $("#form_user_nudge input[type=submit]").addClass("disabled");
 138                                                                         },
 139                 success: function(xml) { $("#form_user_nudge").replaceWith(document._importNode($("#nudge_response", xml).get(0),true));
 140                                                              $("#form_user_nudge input[type=submit]").removeAttr("disabled");
 141                                                              $("#form_user_nudge input[type=submit]").removeClass("disabled");
 142                                                            }
 143          });
 144         $("#form_user_nudge").each(addAjaxHidden);
 145
 146         var Subscribe = { dataType: 'xml',
 147                                           beforeSubmit: function(formData, jqForm, options) { $(".form_user_subscribe input[type=submit]").attr("disabled", "disabled");
 148                                                                                                                                               $(".form_user_subscribe input[type=submit]").addClass("disabled");
 149                                                                                                                                             },
 150                                           success: function(xml) { var form_unsubscribe = document._importNode($('form', xml).get(0), true);
 151                                                                                            var form_unsubscribe_id = form_unsubscribe.id;
 152                                                                                            var form_subscribe_id = form_unsubscribe_id.replace('unsubscribe', 'subscribe');
 153                                                                                            $("form#"+form_subscribe_id).replaceWith(form_unsubscribe);
 154                                                                                            $("form#"+form_unsubscribe_id).ajaxForm(UnSubscribe).each(addAjaxHidden);
 155                                                                                            $("dd.subscribers").text(parseInt($("dd.subscribers").text())+1);
 156                                                                                            $(".form_user_subscribe input[type=submit]").removeAttr("disabled");
 157                                                                                            $(".form_user_subscribe input[type=submit]").removeClass("disabled");
 158                                                                                      }
 159                                         };
 160
 161         var UnSubscribe = { dataType: 'xml',
 162                                                 beforeSubmit: function(formData, jqForm, options) { $(".form_user_unsubscribe input[type=submit]").attr("disabled", "disabled");
 163                                                                                                                                                     $(".form_user_unsubscribe input[type=submit]").addClass("disabled");
 164                                                                                                                                                   },
 165                                             success: function(xml) { var form_subscribe = document._importNode($('form', xml).get(0), true);
 166                                                                                                  var form_subscribe_id = form_subscribe.id;
 167                                                                                                  var form_unsubscribe_id = form_subscribe_id.replace('subscribe', 'unsubscribe');
 168                                                                                                  $("form#"+form_unsubscribe_id).replaceWith(form_subscribe);
 169                                                                                                  $("form#"+form_subscribe_id).ajaxForm(Subscribe).each(addAjaxHidden);
 170                                                                                                  $("#profile_send_a_new_message").remove();
 171                                                                                                  $("#profile_nudge").remove();
 172                                                                                              $("dd.subscribers").text(parseInt($("dd.subscribers").text())-1);
 173                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeAttr("disabled");
 174                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeClass("disabled");
 175                                                                                            }
 176                                           };
 177
 178         $(".form_user_subscribe").ajaxForm(Subscribe);
 179         $(".form_user_unsubscribe").ajaxForm(UnSubscribe);
 180         $(".form_user_subscribe").each(addAjaxHidden);
 181         $(".form_user_unsubscribe").each(addAjaxHidden);
 182
 183         var PostNotice = { dataType: 'xml',
 184                                            beforeSubmit: function(formData, jqForm, options) { if ($("#notice_data-text").get(0).value.length == 0) {
 185                                                                                                                                                                 $("#form_notice").addClass("warning");
 186                                                                                                                                                                 return false;
 187                                                                                                                                                    }
 188                                                                                                                                                    $("#form_notice").addClass("processing");
 189                                                                                                                                                    $("#notice_action-submit").attr("disabled", "disabled");
 190                                                                                                                                                    $("#notice_action-submit").addClass("disabled");
 191                                                                                                                                                    return true;
 192                                                                                                                                                  },
 193                                            timeout: '60000',
 194                                            error: function (xhr, textStatus, errorThrown) {     $("#form_notice").removeClass("processing");
 195                                                                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 196                                                                                                                                                 $("#notice_action-submit").removeClass("disabled");
 197                                                                                                                                                 if (textStatus == "timeout") {
 198                                                                                                                                                         alert ("Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists");
 199                                                                                                                                                 }
 200                                                                                                                                                 else {
 201                                                                                                                                                         if ($(".error", xhr.responseXML).length > 0) {
 202                                                                                                                                                                 $('#form_notice').append(document._importNode($(".error", xhr.responseXML).get(0), true));
 203                                                                                                                                                         }
 204                                                                                                                                                         else {
 205                                                                                                                                                                 alert("Sorry! We had trouble sending your notice ("+xhr.status+" "+xhr.statusText+"). Please report the problem to the site administrator if this happens again.");
 206                                                                                                                                                         }
 207                                                                                                                                                 }
 208                                                                                                                                           },
 209                                            success: function(xml) {     if ($("#error", xml).length > 0) {
 210                                                                                                         var result = document._importNode($("p", xml).get(0), true);
 211                                                                                                         result = result.textContent || result.innerHTML;
 212                                                                                                         alert(result);
 213                                                                                                 }
 214                                                                                                 else {
 215                                                                                                     if ($("#command_result", xml).length > 0) {
 216                                                                                                             var result = document._importNode($("p", xml).get(0), true);
 217                                                                                                             result = result.textContent || result.innerHTML;
 218                                                                                                             alert(result);
 219                                                     }
 220                                                     else {
 221                                                          li = $("li", xml).get(0);
 222                                                          if ($("#"+li.id).length == 0) {
 223                                                               $("#notices_primary .notices").prepend(document._importNode(li, true));
 224                                                               $("#notices_primary .notice:first").css({display:"none"});
 225                                                               $("#notices_primary .notice:first").fadeIn(2500);
 226                                                               NoticeReply();
 227                                                          }
 228                                                                                                         }
 229                                                                                                         $("#notice_data-text").val("");
 230                                                     counter();
 231                                                                                                 }
 232                                                                                                 $("#form_notice").removeClass("processing");
 233                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 234                                                                                                 $("#notice_action-submit").removeClass("disabled");
 235                                                                                          }
 236                                            };
 237         $("#form_notice").ajaxForm(PostNotice);
 238         $("#form_notice").each(addAjaxHidden);
 239     NoticeHover();
 240     NoticeReply();
 241 });
 242
 243
 244 function NoticeHover() {
 245     function mouseHandler(e) {
 246         $(e.target).closest('li.hentry')[(e.type === 'mouseover') ? 'addClass' : 'removeClass']('hover');
 247     };
 248     $('#content .notices').mouseover(mouseHandler);
 249     $('#content .notices').mouseout(mouseHandler);
 250 }
 251
 252
 253 function NoticeReply() {
 254     if ($('#notice_data-text').length > 0) {
 255         $('#content .notice').each(function() {
 256             var notice = $(this)[0];
 257             $($('.notice_reply', notice)[0]).click(function() {
 258                 var nickname = ($('.author .nickname', notice).length > 0) ? $($('.author .nickname', notice)[0]) : $('.author .nickname');
 259                 NoticeReplySet(nickname.text(), $($('.notice_id', notice)[0]).text());
 260                 return false;
 261             });
 262         });
 263     }
 264 }
 265
 266 function NoticeReplySet(nick,id) {
 267         rgx_username = /^[0-9a-zA-Z\-_.]*$/;
 268         if (nick.match(rgx_username)) {
 269                 replyto = "@" + nick + " ";
 270                 if ($("#notice_data-text").length) {
 271                         $("#notice_data-text").val(replyto);
 272                         $("#form_notice input#notice_in-reply-to").val(id);
 273                         $("#notice_data-text").focus();
 274                         return false;
 275                 }
 276         }
 277         return true;
 278 }