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