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                 counter.text(remaining);
  27
  28                 if (remaining <= 0) {
  29                         $("#form_notice").addClass("warning");
  30                 } else {
  31                         $("#form_notice").removeClass("warning");
  32                 }
  33         }
  34
  35         function submitonreturn(event) {
  36                 if (event.keyCode == 13) {
  37                         $("#form_notice").submit();
  38                         event.preventDefault();
  39                         event.stopPropagation();
  40                         return false;
  41                 }
  42                 return true;
  43         }
  44
  45         if ($("#notice_data-text").length) {
  46                 $("#notice_data-text").bind("keyup", counter);
  47                 $("#notice_data-text").bind("keydown", submitonreturn);
  48
  49                 // run once in case there's something in there
  50                 counter();
  51
  52         if($('body')[0].id != 'conversation') {
  53             $("#notice_data-text").focus();
  54         }
  55         }
  56
  57         // XXX: refactor this code
  58
  59         var favoptions = { dataType: 'xml',
  60                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  61                                                                                                 var dis = new_form.id;
  62                                                                                                 var fav = dis.replace('disfavor', 'favor');
  63                                                                                                 $('form#'+fav).replaceWith(new_form);
  64                                                                                                 $('form#'+dis).ajaxForm(disoptions).each(addAjaxHidden);
  65                                                                                           }
  66                                          };
  67
  68         var disoptions = { dataType: 'xml',
  69                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  70                                                                                                 var fav = new_form.id;
  71                                                                                                 var dis = fav.replace('favor', 'disfavor');
  72                                                                                                 $('form#'+dis).replaceWith(new_form);
  73                                                                                                 $('form#'+fav).ajaxForm(favoptions).each(addAjaxHidden);
  74                                                                                           }
  75                                          };
  76
  77         var joinoptions = { dataType: 'xml',
  78                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  79                                                                                                 var leave = new_form.id;
  80                                                                                                 var join = leave.replace('leave', 'join');
  81                                                                                                 $('form#'+join).replaceWith(new_form);
  82                                                                                                 $('form#'+leave).ajaxForm(leaveoptions).each(addAjaxHidden);
  83                                                                                           }
  84                                          };
  85
  86         var leaveoptions = { dataType: 'xml',
  87                                            success: function(xml) { var new_form = document._importNode($('form', xml).get(0), true);
  88                                                                                                 var join = new_form.id;
  89                                                                                                 var leave = join.replace('join', 'leave');
  90                                                                                                 $('form#'+leave).replaceWith(new_form);
  91                                                                                                 $('form#'+join).ajaxForm(joinoptions).each(addAjaxHidden);
  92                                                                                           }
  93                                          };
  94
  95         function addAjaxHidden() {
  96                 var ajax = document.createElement('input');
  97                 ajax.setAttribute('type', 'hidden');
  98                 ajax.setAttribute('name', 'ajax');
  99                 ajax.setAttribute('value', 1);
 100                 this.appendChild(ajax);
 101         }
 102
 103         $("form.form_favor").ajaxForm(favoptions);
 104         $("form.form_disfavor").ajaxForm(disoptions);
 105         $("form.form_group_join").ajaxForm(joinoptions);
 106         $("form.form_group_leave").ajaxForm(leaveoptions);
 107         $("form.form_favor").each(addAjaxHidden);
 108         $("form.form_disfavor").each(addAjaxHidden);
 109         $("form.form_group_join").each(addAjaxHidden);
 110         $("form.form_group_leave").each(addAjaxHidden);
 111
 112         $("#form_user_nudge").ajaxForm ({ dataType: 'xml',
 113                 beforeSubmit: function(xml) { $("#form_user_nudge input[type=submit]").attr("disabled", "disabled");
 114                                                                           $("#form_user_nudge input[type=submit]").addClass("disabled");
 115                                                                         },
 116                 success: function(xml) { $("#form_user_nudge").replaceWith(document._importNode($("#nudge_response", xml).get(0),true));
 117                                                              $("#form_user_nudge input[type=submit]").removeAttr("disabled");
 118                                                              $("#form_user_nudge input[type=submit]").removeClass("disabled");
 119                                                            }
 120          });
 121         $("#form_user_nudge").each(addAjaxHidden);
 122
 123         var Subscribe = { dataType: 'xml',
 124                                           beforeSubmit: function(formData, jqForm, options) { $(".form_user_subscribe input[type=submit]").attr("disabled", "disabled");
 125                                                                                                                                               $(".form_user_subscribe input[type=submit]").addClass("disabled");
 126                                                                                                                                             },
 127                                           success: function(xml) { var form_unsubscribe = document._importNode($('form', xml).get(0), true);
 128                                                                                            var form_unsubscribe_id = form_unsubscribe.id;
 129                                                                                            var form_subscribe_id = form_unsubscribe_id.replace('unsubscribe', 'subscribe');
 130                                                                                            $("form#"+form_subscribe_id).replaceWith(form_unsubscribe);
 131                                                                                            $("form#"+form_unsubscribe_id).ajaxForm(UnSubscribe).each(addAjaxHidden);
 132                                                                                            $("dd.subscribers").text(parseInt($("dd.subscribers").text())+1);
 133                                                                                            $(".form_user_subscribe input[type=submit]").removeAttr("disabled");
 134                                                                                            $(".form_user_subscribe input[type=submit]").removeClass("disabled");
 135                                                                                      }
 136                                         };
 137
 138         var UnSubscribe = { dataType: 'xml',
 139                                                 beforeSubmit: function(formData, jqForm, options) { $(".form_user_unsubscribe input[type=submit]").attr("disabled", "disabled");
 140                                                                                                                                                     $(".form_user_unsubscribe input[type=submit]").addClass("disabled");
 141                                                                                                                                                   },
 142                                             success: function(xml) { var form_subscribe = document._importNode($('form', xml).get(0), true);
 143                                                                                                  var form_subscribe_id = form_subscribe.id;
 144                                                                                                  var form_unsubscribe_id = form_subscribe_id.replace('subscribe', 'unsubscribe');
 145                                                                                                  $("form#"+form_unsubscribe_id).replaceWith(form_subscribe);
 146                                                                                                  $("form#"+form_subscribe_id).ajaxForm(Subscribe).each(addAjaxHidden);
 147                                                                                                  $("#profile_send_a_new_message").remove();
 148                                                                                                  $("#profile_nudge").remove();
 149                                                                                              $("dd.subscribers").text(parseInt($("dd.subscribers").text())-1);
 150                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeAttr("disabled");
 151                                                                                                  $(".form_user_unsubscribe input[type=submit]").removeClass("disabled");
 152                                                                                            }
 153                                           };
 154
 155         $(".form_user_subscribe").ajaxForm(Subscribe);
 156         $(".form_user_unsubscribe").ajaxForm(UnSubscribe);
 157         $(".form_user_subscribe").each(addAjaxHidden);
 158         $(".form_user_unsubscribe").each(addAjaxHidden);
 159
 160         var PostNotice = { dataType: 'xml',
 161                                            beforeSubmit: function(formData, jqForm, options) { if ($("#notice_data-text").get(0).value.length == 0) {
 162                                                                                                                                                                 $("#form_notice").addClass("warning");
 163                                                                                                                                                                 return false;
 164                                                                                                                                                    }
 165                                                                                                                                                    $("#form_notice").addClass("processing");
 166                                                                                                                                                    $("#notice_action-submit").attr("disabled", "disabled");
 167                                                                                                                                                    $("#notice_action-submit").addClass("disabled");
 168                                                                                                                                                    return true;
 169                                                                                                                                                  },
 170                                            timeout: '60000',
 171                                            error: function (xhr, textStatus, errorThrown) {     $("#form_notice").removeClass("processing");
 172                                                                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 173                                                                                                                                                 $("#notice_action-submit").removeClass("disabled");
 174                                                                                                                                                 if (textStatus == "timeout") {
 175                                                                                                                                                         alert ("Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists");
 176                                                                                                                                                 }
 177                                                                                                                                                 else {
 178                                                                                                                                                         if ($(".error", xhr.responseXML).length > 0) {
 179                                                                                                                                                                 $('#form_notice').append(document._importNode($(".error", xhr.responseXML).get(0), true));
 180                                                                                                                                                         }
 181                                                                                                                                                         else {
 182                                                                                                                                                                 var HTTP20x30x = [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307];
 183                                                                                                                                                                 if(jQuery.inArray(parseInt(xhr.status), HTTP20x30x) < 0) {
 184                                                                                                                                                                         alert("Sorry! We had trouble sending your notice ("+xhr.status+" "+xhr.statusText+"). Please report the problem to the site administrator if this happens again.");
 185                                                                                                                                                                 }
 186                                                                                                                                                                 else {
 187                                                                                                                                                                         $("#notice_data-text").val("");
 188                                                                                                                                                                         counter();
 189                                                                                                                                                                 }
 190                                                                                                                                                         }
 191                                                                                                                                                 }
 192                                                                                                                                           },
 193                                            success: function(xml) {     if ($("#error", xml).length > 0) {
 194                                                                                                         var result = document._importNode($("p", xml).get(0), true);
 195                                                                                                         result = result.textContent || result.innerHTML;
 196                                                                                                         alert(result);
 197                                                                                                 }
 198                                                                                                 else {
 199                                                                                                     if ($("#command_result", xml).length > 0) {
 200                                                                                                             var result = document._importNode($("p", xml).get(0), true);
 201                                                                                                             result = result.textContent || result.innerHTML;
 202                                                                                                             alert(result);
 203                                                     }
 204                                                     else {
 205                                                          li = $("li", xml).get(0);
 206                                                          if ($("#"+li.id).length == 0) {
 207                                                             var notice_irt_value = $('#notice_in-reply-to').val();
 208                                                             var notice_irt = '#notices_primary #notice-'+notice_irt_value;
 209                                                             if($('body')[0].id == 'conversation') {
 210                                                                 if(notice_irt_value.length > 0 && $(notice_irt+' .notices').length < 1) {
 211                                                                     $(notice_irt).append('<ul class="notices"></ul>');
 212                                                                 }
 213                                                                 $($(notice_irt+' .notices')[0]).append(document._importNode(li, true));
 214                                                             }
 215                                                             else {
 216                                                                 $("#notices_primary .notices").prepend(document._importNode(li, true));
 217                                                             }
 218                                                             $('#'+li.id).css({display:'none'});
 219                                                             $('#'+li.id).fadeIn(2500);
 220                                                             NoticeReply();
 221                                                             NoticeAttachments();
 222                                                          }
 223                                                                                                         }
 224                                                                                                         $("#notice_data-text").val("");
 225                                                                                                 $("#notice_data-attach").val("");
 226                                                     $('#notice_data-attach_selected').remove();
 227                                                     counter();
 228                                                                                                 }
 229                                                                                                 $("#form_notice").removeClass("processing");
 230                                                                                                 $("#notice_action-submit").removeAttr("disabled");
 231                                                                                                 $("#notice_action-submit").removeClass("disabled");
 232                                                                                          }
 233                                            };
 234         $("#form_notice").ajaxForm(PostNotice);
 235         $("#form_notice").each(addAjaxHidden);
 236     NoticeReply();
 237     NoticeAttachments();
 238     NoticeDataAttach();
 239 });
 240
 241 function NoticeReply() {
 242     if ($('#notice_data-text').length > 0 && $('#content .notice_reply').length > 0) {
 243         $('#content .notice').each(function() {
 244             var notice = $(this)[0];
 245             $($('.notice_reply', notice)[0]).click(function() {
 246                 var nickname = ($('.author .nickname', notice).length > 0) ? $($('.author .nickname', notice)[0]) : $('.author .nickname');
 247                 NoticeReplySet(nickname.text(), $($('.notice_id', notice)[0]).text());
 248                 return false;
 249             });
 250         });
 251     }
 252 }
 253
 254 function NoticeReplySet(nick,id) {
 255         rgx_username = /^[0-9a-zA-Z\-_.]*$/;
 256         if (nick.match(rgx_username)) {
 257                 replyto = "@" + nick + " ";
 258                 if ($("#notice_data-text").length) {
 259                         $("#notice_data-text").val(replyto);
 260                         $("#form_notice input#notice_in-reply-to").val(id);
 261                         $("#notice_data-text").focus();
 262                         return false;
 263                 }
 264         }
 265         return true;
 266 }
 267
 268 function NoticeAttachments() {
 269     $.fn.jOverlay.options = {
 270         method : 'GET',
 271         data : '',
 272         url : '',
 273         color : '#000',
 274         opacity : '0.6',
 275         zIndex : 99,
 276         center : false,
 277         imgLoading : $('address .url')[0].href+'theme/base/images/illustrations/illu_progress_loading-01.gif',
 278         bgClickToClose : true,
 279         success : function() {
 280             $('#jOverlayContent').append('<button>&#215;</button>');
 281             $('#jOverlayContent button').click($.closeOverlay);
 282         },
 283         timeout : 0,
 284         autoHide : true,
 285         css : {'max-width':'502px', 'top':'22.5%', 'left':'32.5%'}
 286     };
 287
 288     $('#content .notice a.attachment').click(function() {
 289         $().jOverlay({url: $('address .url')[0].href+'attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'});
 290         return false;
 291     });
 292
 293     var t;
 294     $("body:not(#shownotice) #content .notice a.thumbnail").hover(
 295         function() {
 296             var anchor = $(this);
 297             $("a.thumbnail").children('img').hide();
 298             anchor.closest(".entry-title").addClass('ov');
 299
 300             if (anchor.children('img').length == 0) {
 301                 t = setTimeout(function() {
 302                     $.get($('address .url')[0].href+'attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
 303                         anchor.append(data);
 304                     });
 305                 }, 500);
 306             }
 307             else {
 308                 anchor.children('img').show();
 309             }
 310         },
 311         function() {
 312             clearTimeout(t);
 313             $("a.thumbnail").children('img').hide();
 314             $(this).closest(".entry-title").removeClass('ov');
 315         }
 316     );
 317 }
 318
 319 function NoticeDataAttach() {
 320     NDA = $('#notice_data-attach');
 321     NDA.change(function() {
 322         S = '<div id="notice_data-attach_selected" class="success"><code>'+$(this).val()+'</code> <button>&#215;</button></div>';
 323         NDAS = $('#notice_data-attach_selected');
 324         (NDAS.length > 0) ? NDAS.replaceWith(S) : $('#form_notice').append(S);
 325         $('#notice_data-attach_selected button').click(function(){
 326             $('#notice_data-attach_selected').remove();
 327             NDA.val('');
 328         });
 329     });
 330 }