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  * @category  UI interaction
  19  * @package   StatusNet
  20  * @author    Sarven Capadisli <csarven@status.net>
  21  * @author    Evan Prodromou <evan@status.net>
  22  * @copyright 2009 StatusNet, Inc.
  23  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  24  * @link      http://status.net/
  25  */
  26
  27 $(document).ready(function(){
  28     if ($('body.user_in').length > 0) {
  29         if ($('#'+SN.C.S.NoticeDataText).length) {
  30             if (maxLength > 0) {
  31                 $('#'+SN.C.S.NoticeDataText).bind('keyup', function(e) {
  32                     SN.U.Counter();
  33                 });
  34                 // run once in case there's something in there
  35                 SN.U.Counter();
  36             }
  37
  38             $('#'+SN.C.S.NoticeDataText).bind('keydown', function(e) {
  39                 SN.U.SubmitOnReturn(e, $('#'+SN.C.S.FormNotice));
  40             });
  41
  42             if($('body')[0].id != 'conversation') {
  43                 $('#'+SN.C.S.NoticeDataText).focus();
  44             }
  45         }
  46
  47         $('.form_user_subscribe').each(function() { SN.U.FormXHR($(this)); });
  48         $('.form_user_unsubscribe').each(function() { SN.U.FormXHR($(this)); });
  49         $('.form_favor').each(function() { SN.U.FormXHR($(this)); });
  50         $('.form_disfavor').each(function() { SN.U.FormXHR($(this)); });
  51         $('.form_group_join').each(function() { SN.U.FormXHR($(this)); });
  52         $('.form_group_leave').each(function() { SN.U.FormXHR($(this)); });
  53         $('.form_user_nudge').each(function() { SN.U.FormXHR($(this)); });
  54
  55         SN.U.FormNoticeXHR();
  56
  57         SN.U.NoticeReply();
  58
  59         SN.U.NoticeDataAttach();
  60
  61         SN.U.NewDirectMessage();
  62     }
  63
  64     SN.U.NoticeAttachments();
  65 });
  66
  67
  68 var SN = { // StatusNet
  69     C: { // Config
  70         I: { // Init
  71             CounterBlackout: false,
  72             MaxLength: 140,
  73             PatternUsername: /^[0-9a-zA-Z\-_.]*$/,
  74             HTTP20x30x: [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307]
  75         },
  76
  77         S: { // Selector
  78             Disabled: 'disabled',
  79             Warning: 'warning',
  80             Error: 'error',
  81             Success: 'success',
  82             Processing: 'processing',
  83             CommendResult: 'command_result',
  84             FormNotice: 'form_notice',
  85             NoticeDataText: 'notice_data-text',
  86             NoticeTextCount: 'notice_text-count',
  87             NoticeInReplyTo: 'notice_in-reply-to',
  88             NoticeDataAttach: 'notice_data-attach',
  89             NoticeDataAttachSelected: 'notice_data-attach_selected',
  90             NoticeActionSubmit: 'notice_action-submit'
  91         }
  92     },
  93
  94     U: { // Utils
  95         SubmitOnReturn: function(event, el) {
  96             if (event.keyCode == 13 || event.keyCode == 10) {
  97                 el.submit();
  98                 event.preventDefault();
  99                 event.stopPropagation();
 100                 $('#'+SN.U.NoticeDataText).blur();
 101                 $('body').focus();
 102                 return false;
 103             }
 104             return true;
 105         },
 106
 107         Counter: function() {
 108             if (typeof(maxLength) == "undefined") {
 109                  maxLength = SN.C.I.MaxLength;
 110             }
 111
 112             if (maxLength <= 0) {
 113                 return;
 114             }
 115
 116             var remaining = maxLength - $('#'+SN.C.S.NoticeDataText).val().length;
 117             var counter = $('#'+SN.C.S.NoticeTextCount);
 118
 119             if (remaining.toString() != counter.text()) {
 120                 if (!SN.C.I.CounterBlackout || remaining == 0) {
 121                     if (counter.text() != String(remaining)) {
 122                         counter.text(remaining);
 123                     }
 124                     if (remaining < 0) {
 125                         $('#'+SN.C.S.FormNotice).addClass(SN.C.S.Warning);
 126                     } else {
 127                         $('#'+SN.C.S.FormNotice).removeClass(SN.C.S.Warning);
 128                     }
 129                     // Skip updates for the next 500ms.
 130                     // On slower hardware, updating on every keypress is unpleasant.
 131                     if (!SN.C.I.CounterBlackout) {
 132                         SN.C.I.CounterBlackout = true;
 133                         window.setTimeout(SN.U.ClearCounterBlackout, 500);
 134                     }
 135                 }
 136             }
 137         },
 138
 139         ClearCounterBlackout: function() {
 140             // Allow keyup events to poke the counter again
 141             SN.C.I.CounterBlackout = false;
 142             // Check if the string changed since we last looked
 143             SN.U.Counter(null);
 144         },
 145
 146         FormXHR: function(f) {
 147             f.bind('submit', function(e) {
 148                 form_id = $(this)[0].id;
 149                 $.ajax({
 150                     type: 'POST',
 151                     dataType: 'xml',
 152                     url: $(this)[0].action,
 153                     data: $(this).serialize() + '&ajax=1',
 154                     beforeSend: function(xhr) {
 155                         $('#'+form_id).addClass(SN.C.S.Processing);
 156                         $('#'+form_id+' .submit').addClass(SN.C.S.Disabled);
 157                         $('#'+form_id+' .submit').attr(SN.C.S.Disabled, SN.C.S.Disabled);
 158                     },
 159                     error: function (xhr, textStatus, errorThrown) {
 160                         alert(errorThrown || textStatus);
 161                     },
 162                     success: function(data, textStatus) {
 163                         if (typeof($('form', data)[0]) != 'undefined') {
 164                             form_new = document._importNode($('form', data)[0], true);
 165                             $('#'+form_id).replaceWith(form_new);
 166                             $('#'+form_new.id).each(function() { SN.U.FormXHR($(this)); });
 167                         }
 168                         else {
 169                             $('#'+form_id).replaceWith(document._importNode($('p', data)[0], true));
 170                         }
 171                     }
 172                 });
 173                 return false;
 174             });
 175         },
 176
 177         FormNoticeXHR: function() {
 178             $('#'+SN.C.S.FormNotice).append('<input type="hidden" name="ajax" value="1"/>');
 179             $('#'+SN.C.S.FormNotice).ajaxForm({
 180                 dataType: 'xml',
 181                 timeout: '60000',
 182                 beforeSend: function(xhr) {
 183                     if ($('#'+SN.C.S.NoticeDataText)[0].value.length === 0) {
 184                         $('#'+SN.C.S.FormNotice).addClass(SN.C.S.Warning);
 185                         return false;
 186                     }
 187                     $('#'+SN.C.S.FormNotice).addClass(SN.C.S.Processing);
 188                     $('#'+SN.C.S.NoticeActionSubmit).addClass(SN.C.S.Disabled);
 189                     $('#'+SN.C.S.NoticeActionSubmit).attr(SN.C.S.Disabled, SN.C.S.Disabled);
 190                     return true;
 191                 },
 192                 error: function (xhr, textStatus, errorThrown) {
 193                     $('#'+SN.C.S.FormNotice).removeClass(SN.C.S.Processing);
 194                     $('#'+SN.C.S.NoticeActionSubmit).removeClass(SN.C.S.Disabled);
 195                     $('#'+SN.C.S.NoticeActionSubmit).removeAttr(SN.C.S.Disabled, SN.C.S.Disabled);
 196                     if (textStatus == 'timeout') {
 197                         alert ('Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists');
 198                     }
 199                     else {
 200                         if ($('.'+SN.C.S.Error, xhr.responseXML).length > 0) {
 201                             $('#'+SN.C.S.FormNotice).append(document._importNode($('.'+SN.C.S.Error, xhr.responseXML)[0], true));
 202                         }
 203                         else {
 204                             if(jQuery.inArray(parseInt(xhr.status), SN.C.I.HTTP20x30x) < 0) {
 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                             else {
 208                                 SN.C.I.NoticeDataText.val('');
 209                                 SN.U.Counter();
 210                             }
 211                         }
 212                     }
 213                 },
 214                 success: function(data, textStatus) {
 215                     if ($('#'+SN.C.S.Error, data).length > 0) {
 216                         var result = document._importNode($('p', data)[0], true);
 217                         alert(result.textContent || result.innerHTML);
 218                     }
 219                     else {
 220                         if($('body')[0].id == 'bookmarklet') {
 221                             self.close();
 222                         }
 223                         if ($('#'+SN.C.S.CommandResult, data).length > 0) {
 224                             var result = document._importNode($('p', data)[0], true);
 225                             alert(result.textContent || result.innerHTML);
 226                         }
 227                         else {
 228                              notice = document._importNode($('li', data)[0], true);
 229                              if ($('#'+notice.id).length == 0) {
 230                                 var notice_irt_value = $('#'+SN.C.S.NoticeInReplyTo).val();
 231                                 var notice_irt = '#notices_primary #notice-'+notice_irt_value;
 232                                 if($('body')[0].id == 'conversation') {
 233                                     if(notice_irt_value.length > 0 && $(notice_irt+' .notices').length < 1) {
 234                                         $(notice_irt).append('<ul class="notices"></ul>');
 235                                     }
 236                                     $($(notice_irt+' .notices')[0]).append(notice);
 237                                 }
 238                                 else {
 239                                     $("#notices_primary .notices").prepend(notice);
 240                                 }
 241                                 $('#'+notice.id).css({display:'none'});
 242                                 $('#'+notice.id).fadeIn(2500);
 243                                 SN.U.NoticeAttachments();
 244                                 SN.U.NoticeReply();
 245                              }
 246                         }
 247                         $('#'+SN.C.S.NoticeDataText).val('');
 248                         $('#'+SN.C.S.NoticeDataAttach).val('');
 249                         $('#'+SN.C.S.NoticeInReplyTo).val('');
 250                         $('#'+SN.C.S.NoticeDataAttachSelected).remove();
 251                         SN.U.Counter();
 252                     }
 253                 },
 254                 complete: function(xhr, textStatus) {
 255                     $('#'+SN.C.S.FormNotice).removeClass(SN.C.S.Processing);
 256                     $('#'+SN.C.S.NoticeActionSubmit).removeAttr(SN.C.S.Disabled);
 257                     $('#'+SN.C.S.NoticeActionSubmit).removeClass(SN.C.S.Disabled);
 258                 }
 259             });
 260         },
 261
 262         NoticeReply: function() {
 263             if ($('#'+SN.C.S.NoticeDataText).length > 0 && $('#content .notice_reply').length > 0) {
 264                 $('#content .notice').each(function() {
 265                     var notice = $(this)[0];
 266                     $($('.notice_reply', notice)[0]).click(function() {
 267                         var nickname = ($('.author .nickname', notice).length > 0) ? $($('.author .nickname', notice)[0]) : $('.author .nickname.uid');
 268                         SN.U.NoticeReplySet(nickname.text(), $($('.notice_id', notice)[0]).text());
 269                         return false;
 270                     });
 271                 });
 272             }
 273         },
 274
 275         NoticeReplySet: function(nick,id) {
 276             if (nick.match(SN.C.I.PatternUsername)) {
 277                 var text = $('#'+SN.C.S.NoticeDataText);
 278                 if (text.length) {
 279                     replyto = '@' + nick + ' ';
 280                     text.val(replyto + text.val().replace(RegExp(replyto, 'i'), ''));
 281                     $('#'+SN.C.S.FormNotice+' input#'+SN.C.S.NoticeInReplyTo).val(id);
 282                     if (text.get(0).setSelectionRange) {
 283                         var len = text.val().length;
 284                         text.get(0).setSelectionRange(len,len);
 285                         text.get(0).focus();
 286                     }
 287                     return false;
 288                 }
 289             }
 290             return true;
 291         },
 292
 293         NoticeAttachments: function() {
 294             $.fn.jOverlay.options = {
 295                 method : 'GET',
 296                 data : '',
 297                 url : '',
 298                 color : '#000',
 299                 opacity : '0.6',
 300                 zIndex : 99,
 301                 center : false,
 302                 imgLoading : $('address .url')[0].href+'theme/base/images/illustrations/illu_progress_loading-01.gif',
 303                 bgClickToClose : true,
 304                 success : function() {
 305                     $('#jOverlayContent').append('<button>&#215;</button>');
 306                     $('#jOverlayContent button').click($.closeOverlay);
 307                 },
 308                 timeout : 0,
 309                 autoHide : true,
 310                 css : {'max-width':'542px', 'top':'5%', 'left':'32.5%'}
 311             };
 312
 313             $('#content .notice a.attachment').click(function() {
 314                 $().jOverlay({url: $('address .url')[0].href+'attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'});
 315                 return false;
 316             });
 317
 318             var t;
 319             $("body:not(#shownotice) #content .notice a.thumbnail").hover(
 320                 function() {
 321                     var anchor = $(this);
 322                     $("a.thumbnail").children('img').hide();
 323                     anchor.closest(".entry-title").addClass('ov');
 324
 325                     if (anchor.children('img').length == 0) {
 326                         t = setTimeout(function() {
 327                             $.get($('address .url')[0].href+'attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
 328                                 anchor.append(data);
 329                             });
 330                         }, 500);
 331                     }
 332                     else {
 333                         anchor.children('img').show();
 334                     }
 335                 },
 336                 function() {
 337                     clearTimeout(t);
 338                     $("a.thumbnail").children('img').hide();
 339                     $(this).closest(".entry-title").removeClass('ov');
 340                 }
 341             );
 342         },
 343
 344         NoticeDataAttach: function() {
 345             NDA = $('#'+SN.C.S.NoticeDataAttach);
 346             NDA.change(function() {
 347                 S = '<div id="'+SN.C.S.NoticeDataAttachSelected+'" class="'+SN.C.S.Success+'"><code>'+$(this).val()+'</code> <button>&#215;</button></div>';
 348                 NDAS = $('#'+SN.C.S.NoticeDataAttachSelected);
 349                 (NDAS.length > 0) ? NDAS.replaceWith(S) : $('#'+SN.C.S.FormNotice).append(S);
 350                 $('#'+SN.C.S.NoticeDataAttachSelected+' button').click(function(){
 351                     $('#'+SN.C.S.NoticeDataAttachSelected).remove();
 352                     NDA.val('');
 353                 });
 354             });
 355         },
 356
 357         NewDirectMessage: function() {
 358             NDM = $('.entity_send-a-message a');
 359             NDM.attr({'href':NDM.attr('href')+'&ajax=1'});
 360             NDM.click(function() {
 361                 var NDMF = $('.entity_send-a-message form');
 362                 if (NDMF.length == 0) {
 363                     $.get(NDM.attr('href'), null, function(data) {
 364                         $('.entity_send-a-message').append(document._importNode($('form', data).get(0), true));
 365                         $('.entity_send-a-message textarea').focus();
 366
 367                         NDMF = $('.entity_send-a-message form');
 368                         NDMF.append('<button>&#215;</button>');
 369                         $('.entity_send-a-message button').click(function(){
 370                             NDMF.hide();
 371                             return false;
 372                         });
 373                     });
 374                 }
 375                 else {
 376                     NDMF.show();
 377                     $('.entity_send-a-message textarea').focus();
 378                 }
 379                 return false;
 380             });
 381         }
 382     }
 383 }