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