js/util.js

   1 /*
   2  * StatusNet - a distributed open-source microblogging tool
   3  * Copyright (C) 2008, StatusNet, 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 $(document).ready(function(){
  20     if ($('#'+SN.C.S.NoticeDataText).length) {
  21         if (maxLength > 0) {
  22             $('#'+SN.C.S.NoticeDataText).bind('keyup', function(e) {
  23                 SN.U.Counter();
  24             });
  25             // run once in case there's something in there
  26             SN.U.Counter();
  27         }
  28
  29         $('#'+SN.C.S.NoticeDataText).bind('keydown', function(e) {
  30             SN.U.SubmitOnReturn(e, $('#'+SN.C.S.FormNotice));
  31         });
  32
  33         if($('body')[0].id != 'conversation') {
  34             $('#'+SN.C.S.NoticeDataText).focus();
  35         }
  36     }
  37
  38     $('.form_user_subscribe').each(function() { SN.U.FormXHR($(this)); });
  39     $('.form_user_unsubscribe').each(function() { SN.U.FormXHR($(this)); });
  40     $('.form_favor').each(function() { SN.U.FormXHR($(this)); });
  41     $('.form_disfavor').each(function() { SN.U.FormXHR($(this)); });
  42     $('.form_group_join').each(function() { SN.U.FormXHR($(this)); });
  43     $('.form_group_leave').each(function() { SN.U.FormXHR($(this)); });
  44     $('.form_user_nudge').each(function() { SN.U.FormXHR($(this)); });
  45
  46     SN.U.FormNoticeXHR();
  47
  48     SN.U.NoticeReply();
  49     SN.U.NoticeAttachments();
  50     SN.U.NoticeDataAttach();
  51 });
  52
  53
  54 var SN = { // StatusNet
  55     C: { // Config
  56         I: {
  57             CounterBlackout: false,
  58             MaxLength: 140,
  59             PatternUsername: /^[0-9a-zA-Z\-_.]*$/,
  60             HTTP20x30x: [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307]
  61         },
  62         S: { // Selector
  63             Disabled: 'disabled',
  64             Warning: 'warning',
  65             Error: 'error',
  66             Success: 'success',
  67             Processing: 'processing',
  68             CommendResult: 'command_result',
  69             FormNotice: 'form_notice',
  70             NoticeDataText: 'notice_data-text',
  71             NoticeTextCount: 'notice_text-count',
  72             NoticeInReplyTo: 'notice_in-reply-to',
  73             NoticeDataAttach: 'notice_data-attach',
  74             NoticeDataAttachSelected: 'notice_data-attach_selected',
  75             NoticeActionSubmit: 'notice_action-submit',
  76         }
  77     },
  78
  79     U: { // Utils
  80         SubmitOnReturn: function(event, el) {
  81             if (event.keyCode == 13 || event.keyCode == 10) {
  82                 el.submit();
  83                 event.preventDefault();
  84                 event.stopPropagation();
  85                 $('#'+SN.U.NoticeDataText).blur();
  86                 $('body').focus();
  87                 return false;
  88             }
  89             return true;
  90         },
  91
  92         Counter: function() {
  93             if (typeof(maxLength) == "undefined") {
  94                  maxLength = SN.C.I.MaxLength;
  95             }
  96
  97             if (maxLength <= 0) {
  98                 return;
  99             }
 100
 101             var remaining = maxLength - $('#'+SN.C.S.NoticeDataText).val().length;
 102             var counter = $('#'+SN.C.S.NoticeTextCount);
 103
 104             if (remaining.toString() != counter.text()) {
 105                 if (!SN.C.I.CounterBlackout || remaining == 0) {
 106                     if (counter.text() != String(remaining)) {
 107                         counter.text(remaining);
 108                     }
 109                     if (remaining < 0) {
 110                         $('#'+SN.C.S.FormNotice).addClass(SN.C.S.Warning);
 111                     } else {
 112                         $('#'+SN.C.S.FormNotice).removeClass(SN.C.S.Warning);
 113                     }
 114                     // Skip updates for the next 500ms.
 115                     // On slower hardware, updating on every keypress is unpleasant.
 116                     if (!SN.C.I.CounterBlackout) {
 117                         SN.C.I.CounterBlackout = true;
 118                         window.setTimeout(SN.U.ClearCounterBlackout, 500);
 119                     }
 120                 }
 121             }
 122         },
 123
 124         ClearCounterBlackout: function() {
 125             // Allow keyup events to poke the counter again
 126             SN.C.I.CounterBlackout = false;
 127             // Check if the string changed since we last looked
 128             SN.U.Counter(null);
 129         },
 130
 131         FormXHR: function(f) {
 132             f.bind('submit', function(e) {
 133                 form_id = $(this)[0].id;
 134                 $.ajax({
 135                     type: 'POST',
 136                     url: $(this)[0].action,
 137                     data: $(this).serialize() + '&ajax=1',
 138                     beforeSend: function(xhr) {
 139                         $('#'+form_id).addClass(SN.C.S.Processing);
 140                         $('#'+form_id+' .submit').addClass(SN.C.S.Disabled);
 141                         $('#'+form_id+' .submit').attr(SN.C.S.Disabled, SN.C.S.Disabled);
 142                     },
 143                     error: function (xhr, textStatus, errorThrown) {
 144                         alert(errorThrown || textStatus);
 145                     },
 146                     success: function(data, textStatus) {
 147                         if ($('form', data)[0].length > 0) {
 148                             form_new = $('form', data)[0];
 149                             $('#'+form_id).replaceWith(document._importNode(form_new, true));
 150                             $('#'+form_new.id).each(function() { SN.U.FormXHR($(this)); });
 151                         }
 152                         else {
 153                             $('#'+form_id).replaceWith(document._importNode($('p', data)[0], true));
 154                         }
 155                     }
 156                 });
 157                 return false;
 158             });
 159         },
 160
 161         FormNoticeXHR: function() {
 162             $('#'+SN.C.S.FormNotice).append('<input type="hidden" name="ajax" value="1"/>');
 163             $('#'+SN.C.S.FormNotice).ajaxForm({
 164                 timeout: '60000',
 165                 beforeSend: function(xhr) {
 166                     if ($('#'+SN.C.S.NoticeDataText)[0].value.length === 0) {
 167                         $('#'+SN.C.S.FormNotice).addClass(SN.C.S.Warning);
 168                         return false;
 169                     }
 170                     $('#'+SN.C.S.FormNotice).addClass(SN.C.S.Processing);
 171                     $('#'+SN.C.S.NoticeActionSubmit).addClass(SN.C.S.Disabled);
 172                     $('#'+SN.C.S.NoticeActionSubmit).attr(SN.C.S.Disabled, SN.C.S.Disabled);
 173                     return true;
 174                 },
 175                 error: function (xhr, textStatus, errorThrown) {
 176                     $('#'+SN.C.S.FormNotice).removeClass(SN.C.S.Processing);
 177                     $('#'+SN.C.S.NoticeActionSubmit).removeClass(SN.C.S.Disabled);
 178                     $('#'+SN.C.S.NoticeActionSubmit).removeAttr(SN.C.S.Disabled, SN.C.S.Disabled);
 179                     if (textStatus == 'timeout') {
 180                         alert ('Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists');
 181                     }
 182                     else {
 183                         if ($('.'+SN.C.S.Error, xhr.responseXML).length > 0) {
 184                             $('#'+SN.C.S.FormNotice).append(document._importNode($('.'+SN.C.S.Error, xhr.responseXML)[0], true));
 185                         }
 186                         else {
 187                             if(jQuery.inArray(parseInt(xhr.status), SN.C.I.HTTP20x30x) < 0) {
 188                                 alert('Sorry! We had trouble sending your notice ('+xhr.status+' '+xhr.statusText+'). Please report the problem to the site administrator if this happens again.');
 189                             }
 190                             else {
 191                                 SN.C.I.NoticeDataText.val('');
 192 //                                SN.U.NoticeTextCounter($('#'+SN.C.S.NoticeDataText), $('#'+SN.C.S.NoticeTextCount), SN.C.I.NoticeTextCharMax);
 193                             }
 194                         }
 195                     }
 196                 },
 197                 success: function(data, textStatus) {
 198                     if ($('#'+SN.C.S.Error, data).length > 0) {
 199                         var result = document._importNode($('p', data)[0], true);
 200                         alert(result.textContent || result.innerHTML);
 201                     }
 202                     else {
 203                         if($('body')[0].id == 'bookmarklet') {
 204                             self.close();
 205                         }
 206                         if ($('#'+SN.C.S.CommandResult, data).length > 0) {
 207                             var result = document._importNode($('p', data)[0], true);
 208                             alert(result.textContent || result.innerHTML);
 209                         }
 210                         else {
 211                              notice = $('li', data)[0];
 212                              if ($('#'+notice.id).length === 0) {
 213                                 var notice_irt_value = $('#'+SN.C.S.NoticeInReplyTo).val();
 214                                 var notice_irt = '#notices_primary #notice-'+notice_irt_value;
 215                                 if($('body')[0].id == 'conversation') {
 216                                     if(notice_irt_value.length > 0 && $(notice_irt+' .notices').length < 1) {
 217                                         $(notice_irt).append('<ul class="notices"></ul>');
 218                                     }
 219                                     $($(notice_irt+' .notices')[0]).append(document._importNode(notice, true));
 220                                 }
 221                                 else {
 222                                     $("#notices_primary .notices").prepend(document._importNode(notice, true));
 223                                 }
 224                                 $('#'+notice.id).css({display:'none'});
 225                                 $('#'+notice.id).fadeIn(2500);
 226                                 SN.U.NoticeAttachments();
 227                                 SN.U.NoticeReply();
 228                              }
 229                         }
 230                         $('#'+SN.C.S.NoticeDataText).val('');
 231                         $('#'+SN.C.S.NoticeDataAttach).val('');
 232                         $('#'+SN.C.S.NoticeInReplyTo).val('');
 233 //                        SN.U.NoticeTextCounter($('#'+SN.C.S.NoticeDataText), $('#'+SN.C.S.NoticeTextCount), SN.C.I.NoticeTextCharMax);
 234                     }
 235                 },
 236                 complete: function(xhr, textStatus) {
 237                     $('#'+SN.C.S.FormNotice).removeClass(SN.C.S.Processing);
 238                     $('#'+SN.C.S.NoticeActionSubmit).removeAttr(SN.C.S.Disabled);
 239                     $('#'+SN.C.S.NoticeActionSubmit).removeClass(SN.C.S.Disabled);
 240                 }
 241             });
 242         },
 243
 244         NoticeReply: function() {
 245             if ($('#'+SN.C.S.NoticeDataText).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                         SN.U.NoticeReplySet(nickname.text(), $($('.notice_id', notice)[0]).text());
 251                         return false;
 252                     });
 253                 });
 254             }
 255         },
 256
 257         NoticeReplySet: function(nick,id) {
 258             if (nick.match(SN.C.I.PatternUsername)) {
 259                 var text = $('#'+SN.C.S.NoticeDataText);
 260                 if (text.length) {
 261                     replyto = '@' + nick + ' ';
 262                     text.val(replyto + text.val().replace(RegExp(replyto, 'i'), ''));
 263                     $('#'+SN.C.S.FormNotice+' input#'+SN.C.S.NoticeInReplyTo).val(id);
 264                     if (text.get(0).setSelectionRange) {
 265                         var len = text.val().length;
 266                         text.get(0).setSelectionRange(len,len);
 267                         text.get(0).focus();
 268                     }
 269                     return false;
 270                 }
 271             }
 272             return true;
 273         },
 274
 275         NoticeAttachments: function() {
 276             $.fn.jOverlay.options = {
 277                 method : 'GET',
 278                 data : '',
 279                 url : '',
 280                 color : '#000',
 281                 opacity : '0.6',
 282                 zIndex : 99,
 283                 center : false,
 284                 imgLoading : $('address .url')[0].href+'theme/base/images/illustrations/illu_progress_loading-01.gif',
 285                 bgClickToClose : true,
 286                 success : function() {
 287                     $('#jOverlayContent').append('<button>&#215;</button>');
 288                     $('#jOverlayContent button').click($.closeOverlay);
 289                 },
 290                 timeout : 0,
 291                 autoHide : true,
 292                 css : {'max-width':'542px', 'top':'5%', 'left':'32.5%'}
 293             };
 294
 295             $('#content .notice a.attachment').click(function() {
 296                 $().jOverlay({url: $('address .url')[0].href+'attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'});
 297                 return false;
 298             });
 299
 300             var t;
 301             $("body:not(#shownotice) #content .notice a.thumbnail").hover(
 302                 function() {
 303                     var anchor = $(this);
 304                     $("a.thumbnail").children('img').hide();
 305                     anchor.closest(".entry-title").addClass('ov');
 306
 307                     if (anchor.children('img').length == 0) {
 308                         t = setTimeout(function() {
 309                             $.get($('address .url')[0].href+'attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
 310                                 anchor.append(data);
 311                             });
 312                         }, 500);
 313                     }
 314                     else {
 315                         anchor.children('img').show();
 316                     }
 317                 },
 318                 function() {
 319                     clearTimeout(t);
 320                     $("a.thumbnail").children('img').hide();
 321                     $(this).closest(".entry-title").removeClass('ov');
 322                 }
 323             );
 324         },
 325
 326         NoticeDataAttach: function() {
 327             NDA = $('#'+SN.C.S.NoticeDataAttach);
 328             NDA.change(function() {
 329                 S = '<div id="'+SN.C.S.NoticeDataAttachSelected+'" class="'+SN.C.S.Success+'"><code>'+$(this).val()+'</code> <button>&#215;</button></div>';
 330                 NDAS = $('#'+SN.C.S.NoticeDataAttachSelected);
 331                 (NDAS.length > 0) ? NDAS.replaceWith(S) : $('#'+SN.C.S.FormNotice).append(S);
 332                 $('#'+SN.C.S.NoticeDataAttachSelected+' button').click(function(){
 333                     $('#'+SN.C.S.NoticeDataAttachSelected).remove();
 334                     NDA.val('');
 335                 });
 336             });
 337         }
 338     }
 339 }