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 = $("#notice_data-text").val().length;
  24                 var remaining = maxLength - currentLength;
  25                 var counter = $("#notice_text-count");
  26                 if (counter.text() != String(remaining)) {
  27                         counter.text(remaining);
  28                 }
  29
  30                 if (remaining < 0) {
  31                         $("#form_notice").addClass("warning");
  32                 } else {
  33                         $("#form_notice").removeClass("warning");
  34                 }
  35         }
  36
  37         function submitonreturn(event) {
  38                 if (event.keyCode == 13) {
  39                         $("#form_notice").submit();
  40                         event.preventDefault();
  41                         event.stopPropagation();
  42                         return false;
  43                 }
  44                 return true;
  45         }
  46
  47         if ($("#notice_data-text").length) {
  48                 $("#notice_data-text").bind("keyup", counter);
  49                 $("#notice_data-text").bind("keydown", submitonreturn);
  50
  51                 // run once in case there's something in there
  52                 counter();
  53
  54         if($('body')[0].id != 'conversation') {
  55             $("#notice_data-text").focus();
  56         }
  57         }
  58
  59         // XXX: refactor this code
  60
  61         var favoptions = { dataType: 'xml',
  62                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  63                                                                                                 var dis = new_form.id;
  64                                                                                                 var fav = dis.replace('disfavor', 'favor');
  65                                                                                                 $('form#'+fav).replaceWith(new_form);
  66                                                                                                 $('form#'+dis).ajaxForm(disoptions).each(addAjaxHidden);
  67                                                                                           }
  68                                          };
  69
  70         var disoptions = { dataType: 'xml',
  71                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  72                                                                                                 var fav = new_form.id;
  73                                                                                                 var dis = fav.replace('favor', 'disfavor');
  74                                                                                                 $('form#'+dis).replaceWith(new_form);
  75                                                                                                 $('form#'+fav).ajaxForm(favoptions).each(addAjaxHidden);
  76                                                                                           }
  77                                          };
  78
  79         var joinoptions = { dataType: 'xml',
  80                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  81                                                                                                 var leave = new_form.id;
  82                                                                                                 var join = leave.replace('leave', 'join');
  83                                                                                                 $('form#'+join).replaceWith(new_form);
  84                                                                                                 $('form#'+leave).ajaxForm(leaveoptions).each(addAjaxHidden);
  85                                                                                           }
  86                                          };
  87
  88         var leaveoptions = { dataType: 'xml',
  89                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  90                                                                                                 var join = new_form.id;
  91                                                                                                 var leave = join.replace('join', 'leave');
  92                                                                                                 $('form#'+leave).replaceWith(new_form);
  93                                                                                                 $('form#'+join).ajaxForm(joinoptions).each(addAjaxHidden);
  94                                                                                           }
  95                                          };
  96
  97         function addAjaxHidden() {
  98                 var ajax = document.createElement('input');
  99                 ajax.setAttribute('type', 'hidden');
 100                 ajax.setAttribute('name', 'ajax');
 101                 ajax.setAttribute('value', 1);
 102                 this.appendChild(ajax);
 103         }
 104
 105         $("form.form_favor").ajaxForm(favoptions);
 106         $("form.form_disfavor").ajaxForm(disoptions);
 107         $("form.form_group_join").ajaxForm(joinoptions);
 108         $("form.form_group_leave").ajaxForm(leaveoptions);
 109         $("form.form_favor").each(addAjaxHidden);
 110         $("form.form_disfavor").each(addAjaxHidden);
 111         $("form.form_group_join").each(addAjaxHidden);
 112         $("form.form_group_leave").each(addAjaxHidden);
 113
 114         $("#form_user_nudge").ajaxForm ({ dataType: 'xml',
 115                 beforeSubmit: function(xml) { $("#form_user_nudge input[type=submit]").attr("disabled", "disabled");
 116                                                                           $("#form_user_nudge input[type=submit]").addClass("disabled");
 117                                                                         },
 118                 success: function(xml) { $("#form_user_nudge").replaceWith(document._importNode($("#nudge_response", xml).get(0),true));
 119                                                              $("#form_user_nudge input[type=submit]").removeAttr("disabled");
 120                                                              $("#form_user_nudge input[type=submit]").removeClass("disabled");
 121                                                            }
 122          });
 123         $("#form_user_nudge").each(addAjaxHidden);
 124
 125         var Subscribe = { dataType: 'xml',
 126                                           beforeSubmit: function(formData, jqForm, options) { $(".form_user_subscribe input[type=submit]").attr("disabled", "disabled");
 127                                                                                                                                               $(".form_user_subscribe input[type=submit]").addClass("disabled");
 128                                                                                                                                             },
 129                                           success: function(xml) { var form_unsubscribe = document._importNode($('form', xml).get(0), true);
 130                                                                                            var form_unsubscribe_id = form_unsubscribe.id;
 131                                                                                            var form_subscribe_id = form_unsubscribe_id.replace('unsubscribe', 'subscribe');
 132                                                                                            $("form#"+form_subscribe_id).replaceWith(form_unsubscribe);
 133                                                                                            $("form#"+form_unsubscribe_id).ajaxForm(UnSubscribe).each(addAjaxHidden);
 134                                                                                            $("dd.subscribers").text(parseInt($("dd.subscribers").text())+1);
 135                                                                                            $(".form_user_subscribe input[type=submit]").removeAttr("disabled");
 136                                                                                            $(".form_user_subscribe input[type=submit]").removeClass("disabled");
 137                                                                                      }
 138                                         };
 139
 140         var UnSubscribe = { dataType: 'xml',
 141                                                 beforeSubmit: function(formData, jqForm, options) { $(".form_user_unsubscribe input[type=submit]").attr("disabled", "disabled");
 142                                                                                                                                                     $(".form_user_unsubscribe input[type=submit]").addClass("disabled");
 143                                                                                                                                                   },
 144                                             success: function(xml) { var form_subscribe = document._importNode($('form', xml).get(0), true);
 145                                                                                                  var form_subscribe_id = form_subscribe.id;
 146                                                                                                  var form_unsubscribe_id = form_subscribe_id.replace('subscribe', 'unsubscribe');
 147                                                                                                  $("form#"+form_unsubscribe_id).replaceWith(form_subscribe);
 148                                                                                                  $("form#"+form_subscribe_id).ajaxForm(Subscribe).each(addAjaxHidden);
 149                                                                                                  $("#profile_send_a_new_message").remove();
 150                                                                                                  $("#profile_nudge").remove();
 151                                                                                              $("dd.subscribers").text(parseInt($("dd.subscribers").text())-1);
 152                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeAttr("disabled");
 153                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeClass("disabled");
 154                                                                                            }
 155                                           };
 156
 157         $(".form_user_subscribe").ajaxForm(Subscribe);
 158         $(".form_user_unsubscribe").ajaxForm(UnSubscribe);
 159         $(".form_user_subscribe").each(addAjaxHidden);
 160         $(".form_user_unsubscribe").each(addAjaxHidden);
 161
 162         var PostNotice = { dataType: 'xml',
 163                                            beforeSubmit: function(formData, jqForm, options) { if ($("#notice_data-text").get(0).value.length == 0) {
 164                                                                                                                                                                 $("#form_notice").addClass("warning");
 165                                                                                                                                                                 return false;
 166                                                                                                                                                    }
 167                                                                                                                                                    $("#form_notice").addClass("processing");
 168                                                                                                                                                    $("#notice_action-submit").attr("disabled", "disabled");
 169                                                                                                                                                    $("#notice_action-submit").addClass("disabled");
 170                                                                                                                                                    return true;
 171                                                                                                                                                  },
 172                                            timeout: '60000',
 173                                            error: function (xhr, textStatus, errorThrown) {     $("#form_notice").removeClass("processing");
 174                                                                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 175                                                                                                                                                 $("#notice_action-submit").removeClass("disabled");
 176                                                                                                                                                 if (textStatus == "timeout") {
 177                                                                                                                                                         alert ("Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists");
 178                                                                                                                                                 }
 179                                                                                                                                                 else {
 180                                                                                                                                                         if ($(".error", xhr.responseXML).length > 0) {
 181                                                                                                                                                                 $('#form_notice').append(document._importNode($(".error", xhr.responseXML).get(0), true));
 182                                                                                                                                                         }
 183                                                                                                                                                         else {
 184                                                                                                                                                                 var HTTP20x30x = [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307];
 185                                                                                                                                                                 if(jQuery.inArray(parseInt(xhr.status), HTTP20x30x) < 0) {
 186                                                                                                                                                                         alert("Sorry! We had trouble sending your notice ("+xhr.status+" "+xhr.statusText+"). Please report the problem to the site administrator if this happens again.");
 187                                                                                                                                                                 }
 188                                                                                                                                                                 else {
 189                                                                                                                                                                         $("#notice_data-text").val("");
 190                                                                                                                                                                         counter();
 191                                                                                                                                                                 }
 192                                                                                                                                                         }
 193                                                                                                                                                 }
 194                                                                                                                                           },
 195                                            success: function(xml) {     if ($("#error", xml).length > 0) {
 196                                                                                                         var result = document._importNode($("p", xml).get(0), true);
 197                                                                                                         result = result.textContent || result.innerHTML;
 198                                                                                                         alert(result);
 199                                                                                                 }
 200                                                                                                 else {
 201                                                                                                     if ($("#command_result", xml).length > 0) {
 202                                                                                                             var result = document._importNode($("p", xml).get(0), true);
 203                                                                                                             result = result.textContent || result.innerHTML;
 204                                                                                                             alert(result);
 205                                                     }
 206                                                     else {
 207                                                          li = $("li", xml).get(0);
 208                                                          if ($("#"+li.id).length == 0) {
 209                                                             var notice_irt_value = $('#notice_in-reply-to').val();
 210                                                             var notice_irt = '#notices_primary #notice-'+notice_irt_value;
 211                                                             if($('body')[0].id == 'conversation') {
 212                                                                 if(notice_irt_value.length > 0 && $(notice_irt+' .notices').length < 1) {
 213                                                                     $(notice_irt).append('<ul class="notices"></ul>');
 214                                                                 }
 215                                                                 $($(notice_irt+' .notices')[0]).append(document._importNode(li, true));
 216                                                             }
 217                                                             else {
 218                                                                 $("#notices_primary .notices").prepend(document._importNode(li, true));
 219                                                             }
 220                                                             $('#'+li.id).css({display:'none'});
 221                                                             $('#'+li.id).fadeIn(2500);
 222                                                             NoticeReply();
 223                                                             NoticeAttachments();
 224                                                          }
 225                                                                                                         }
 226                                                                                                         $("#notice_data-text").val("");
 227                                                                                                 $("#notice_data-attach").val("");
 228                                                                                                 $("#notice_in-reply-to").val("");
 229                                                     $('#notice_data-attach_selected').remove();
 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         $("#form_notice").each(addAjaxHidden);
 239     NoticeReply();
 240     NoticeAttachments();
 241     NoticeDataAttach();
 242 });
 243
 244 function NoticeReply() {
 245     if ($('#notice_data-text').length > 0 && $('#content .notice_reply').length > 0) {
 246         $('#content .notice').each(function() {
 247             var notice = $(this)[0];
 248             $($('.notice_reply', notice)[0]).click(function() {
 249                 var nickname = ($('.author .nickname', notice).length > 0) ? $($('.author .nickname', notice)[0]) : $('.author .nickname.uid');
 250                 NoticeReplySet(nickname.text(), $($('.notice_id', notice)[0]).text());
 251                 return false;
 252             });
 253         });
 254     }
 255 }
 256
 257 function NoticeReplySet(nick,id) {
 258         rgx_username = /^[0-9a-zA-Z\-_.]*$/;
 259         if (nick.match(rgx_username)) {
 260                 replyto = "@" + nick + " ";
 261                 var text = $("#notice_data-text");
 262                 if (text.length) {
 263                         text.val(replyto + text.val());
 264                         $("#form_notice input#notice_in-reply-to").val(id);
 265                         if (text.get(0).setSelectionRange) {
 266                                 var len = text.val().length;
 267                                 text.get(0).setSelectionRange(len,len);
 268                                 text.get(0).focus();
 269                         }
 270                         return false;
 271                 }
 272         }
 273         return true;
 274 }
 275
 276 function NoticeAttachments() {
 277     $.fn.jOverlay.options = {
 278         method : 'GET',
 279         data : '',
 280         url : '',
 281         color : '#000',
 282         opacity : '0.6',
 283         zIndex : 99,
 284         center : false,
 285         imgLoading : $('address .url')[0].href+'theme/base/images/illustrations/illu_progress_loading-01.gif',
 286         bgClickToClose : true,
 287         success : function() {
 288             $('#jOverlayContent').append('<button>&#215;</button>');
 289             $('#jOverlayContent button').click($.closeOverlay);
 290         },
 291         timeout : 0,
 292         autoHide : true,
 293         css : {'max-width':'542px', 'top':'5%', 'left':'32.5%'}
 294     };
 295
 296     $('#content .notice a.attachment').click(function() {
 297         $().jOverlay({url: $('address .url')[0].href+'attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'});
 298         return false;
 299     });
 300
 301     var t;
 302     $("body:not(#shownotice) #content .notice a.thumbnail").hover(
 303         function() {
 304             var anchor = $(this);
 305             $("a.thumbnail").children('img').hide();
 306             anchor.closest(".entry-title").addClass('ov');
 307
 308             if (anchor.children('img').length == 0) {
 309                 t = setTimeout(function() {
 310                     $.get($('address .url')[0].href+'attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
 311                         anchor.append(data);
 312                     });
 313                 }, 500);
 314             }
 315             else {
 316                 anchor.children('img').show();
 317             }
 318         },
 319         function() {
 320             clearTimeout(t);
 321             $("a.thumbnail").children('img').hide();
 322             $(this).closest(".entry-title").removeClass('ov');
 323         }
 324     );
 325 }
 326
 327 function NoticeDataAttach() {
 328     NDA = $('#notice_data-attach');
 329     NDA.change(function() {
 330         S = '<div id="notice_data-attach_selected" class="success"><code>'+$(this).val()+'</code> <button>&#215;</button></div>';
 331         NDAS = $('#notice_data-attach_selected');
 332         (NDAS.length > 0) ? NDAS.replaceWith(S) : $('#form_notice').append(S);
 333         $('#notice_data-attach_selected button').click(function(){
 334             $('#notice_data-attach_selected').remove();
 335             NDA.val('');
 336         });
 337     });
 338 }