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         var counterBlackout = false;
  21
  22         // count character on keyup
  23         function counter(event){
  24          if (maxLength <= 0) {
  25               return;
  26          }
  27                 var currentLength = $("#notice_data-text").val().length;
  28                 var remaining = maxLength - currentLength;
  29                 var counter = $("#notice_text-count");
  30
  31                 if (remaining.toString() != counter.text()) {
  32                     if (!counterBlackout || remaining == 0) {
  33                         if (counter.text() != String(remaining)) {
  34                             counter.text(remaining);
  35                         }
  36
  37                         if (remaining < 0) {
  38                             $("#form_notice").addClass("warning");
  39                         } else {
  40                             $("#form_notice").removeClass("warning");
  41                         }
  42                         // Skip updates for the next 500ms.
  43                         // On slower hardware, updating on every keypress is unpleasant.
  44                         if (!counterBlackout) {
  45                             counterBlackout = true;
  46                             window.setTimeout(clearCounterBlackout, 500);
  47                         }
  48                     }
  49                 }
  50         }
  51
  52         function clearCounterBlackout() {
  53                 // Allow keyup events to poke the counter again
  54                 counterBlackout = false;
  55                 // Check if the string changed since we last looked
  56                 counter(null);
  57         }
  58
  59         function submitonreturn(event) {
  60                 if (event.keyCode == 13 || event.keyCode == 10) {
  61                         // iPhone sends \n not \r for 'return'
  62                         $("#form_notice").submit();
  63                         event.preventDefault();
  64                         event.stopPropagation();
  65                         $("#notice_data-text").blur();
  66                         $("body").focus();
  67                         return false;
  68                 }
  69                 return true;
  70         }
  71
  72      // define maxLength if it wasn't defined already
  73
  74     if (typeof(maxLength) == "undefined") {
  75          maxLength = 140;
  76     }
  77
  78         if ($("#notice_data-text").length) {
  79          if (maxLength > 0) {
  80               $("#notice_data-text").bind("keyup", counter);
  81               // run once in case there's something in there
  82               counter();
  83          }
  84
  85                 $("#notice_data-text").bind("keydown", submitonreturn);
  86
  87         if($('body')[0].id != 'conversation') {
  88             $("#notice_data-text").focus();
  89         }
  90         }
  91
  92     $('.form_user_subscribe').each(function() { SN.U.FormXHR($(this)); });
  93     $('.form_user_unsubscribe').each(function() { SN.U.FormXHR($(this)); });
  94     $('.form_favor').each(function() { SN.U.FormXHR($(this)); });
  95     $('.form_disfavor').each(function() { SN.U.FormXHR($(this)); });
  96     $('.form_group_join').each(function() { SN.U.FormXHR($(this)); });
  97     $('.form_group_leave').each(function() { SN.U.FormXHR($(this)); });
  98     $('.form_user_nudge').each(function() { SN.U.FormXHR($(this)); });
  99
 100     SN.U.FormNoticeXHR();
 101
 102     SN.U.NoticeReply();
 103     NoticeAttachments();
 104     NoticeDataAttach();
 105 });
 106
 107
 108
 109 function NoticeAttachments() {
 110     $.fn.jOverlay.options = {
 111         method : 'GET',
 112         data : '',
 113         url : '',
 114         color : '#000',
 115         opacity : '0.6',
 116         zIndex : 99,
 117         center : false,
 118         imgLoading : $('address .url')[0].href+'theme/base/images/illustrations/illu_progress_loading-01.gif',
 119         bgClickToClose : true,
 120         success : function() {
 121             $('#jOverlayContent').append('<button>&#215;</button>');
 122             $('#jOverlayContent button').click($.closeOverlay);
 123         },
 124         timeout : 0,
 125         autoHide : true,
 126         css : {'max-width':'542px', 'top':'5%', 'left':'32.5%'}
 127     };
 128
 129     $('#content .notice a.attachment').click(function() {
 130         $().jOverlay({url: $('address .url')[0].href+'attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'});
 131         return false;
 132     });
 133
 134     var t;
 135     $("body:not(#shownotice) #content .notice a.thumbnail").hover(
 136         function() {
 137             var anchor = $(this);
 138             $("a.thumbnail").children('img').hide();
 139             anchor.closest(".entry-title").addClass('ov');
 140
 141             if (anchor.children('img').length == 0) {
 142                 t = setTimeout(function() {
 143                     $.get($('address .url')[0].href+'attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
 144                         anchor.append(data);
 145                     });
 146                 }, 500);
 147             }
 148             else {
 149                 anchor.children('img').show();
 150             }
 151         },
 152         function() {
 153             clearTimeout(t);
 154             $("a.thumbnail").children('img').hide();
 155             $(this).closest(".entry-title").removeClass('ov');
 156         }
 157     );
 158 }
 159
 160 function NoticeDataAttach() {
 161     NDA = $('#notice_data-attach');
 162     NDA.change(function() {
 163         S = '<div id="notice_data-attach_selected" class="success"><code>'+$(this).val()+'</code> <button>&#215;</button></div>';
 164         NDAS = $('#notice_data-attach_selected');
 165         (NDAS.length > 0) ? NDAS.replaceWith(S) : $('#form_notice').append(S);
 166         $('#notice_data-attach_selected button').click(function(){
 167             $('#notice_data-attach_selected').remove();
 168             NDA.val('');
 169         });
 170     });
 171 }
 172
 173 var SN = { // StatusNet
 174     C: { // Config
 175         I: {
 176             NoticeTextCharMax: 140,
 177             PatternUsername: /^[0-9a-zA-Z\-_.]*$/,
 178             HTTP20x30x: [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307]
 179         },
 180         S: { // Selector
 181             Disabled: 'disabled',
 182             Warning: 'warning',
 183             Error: 'error',
 184             Processing: 'processing',
 185             CommendResult: 'command_result',
 186             FormNotice: 'form_notice',
 187             NoticeDataText: 'notice_data-text',
 188             NoticeTextCount: 'notice_text-count',
 189             NoticeInReplyTo: 'notice_in-reply-to',
 190             NoticeDataAttach: 'notice_data-attach',
 191             NoticeActionSubmit: 'notice_action-submit'
 192         }
 193     },
 194
 195     U: { // Utils
 196         FormXHR: function(f) {
 197             f.bind('submit', function(e) {
 198                 form_id = $(this)[0].id;
 199                 $.ajax({
 200                     type: 'POST',
 201                     url: $(this)[0].action,
 202                     data: $(this).serialize() + '&ajax=1',
 203                     beforeSend: function(xhr) {
 204                         $('#'+form_id).addClass(SN.C.S.Processing);
 205                         $('#'+form_id+' .submit').addClass(SN.C.S.Disabled);
 206                         $('#'+form_id+' .submit').attr(SN.C.S.Disabled, SN.C.S.Disabled);
 207                     },
 208                     error: function (xhr, textStatus, errorThrown) {
 209                         alert(errorThrown || textStatus);
 210                     },
 211                     success: function(data, textStatus) {
 212                         if ($('form', data)[0].length > 0) {
 213                             form_new = $('form', data)[0];
 214                             $('#'+form_id).replaceWith(document._importNode(form_new, true));
 215                             $('#'+form_new.id).each(function() { SN.U.FormXHR($(this)); });
 216                         }
 217                         else {
 218                             $('#'+form_id).replaceWith(document._importNode($('p', data)[0], true));
 219                         }
 220                     }
 221                 });
 222                 return false;
 223             });
 224         },
 225
 226         FormNoticeXHR: function() {
 227             $('#'+SN.C.S.FormNotice).append('<input type="hidden" name="ajax" value="1"/>');
 228             $('#'+SN.C.S.FormNotice).ajaxForm({
 229                 timeout: '60000',
 230                 beforeSend: function(xhr) {
 231                     if ($('#'+SN.C.S.NoticeDataText)[0].value.length === 0) {
 232                         $('#'+SN.C.S.FormNotice).addClass(SN.C.S.Warning);
 233                         return false;
 234                     }
 235                     $('#'+SN.C.S.FormNotice).addClass(SN.C.S.Processing);
 236                     $('#'+SN.C.S.NoticeActionSubmit).addClass(SN.C.S.Disabled);
 237                     $('#'+SN.C.S.NoticeActionSubmit).attr(SN.C.S.Disabled, SN.C.S.Disabled);
 238                     return true;
 239                 },
 240                 error: function (xhr, textStatus, errorThrown) {
 241                     $('#'+SN.C.S.FormNotice).removeClass(SN.C.S.Processing);
 242                     $('#'+SN.C.S.NoticeActionSubmit).removeClass(SN.C.S.Disabled);
 243                     $('#'+SN.C.S.NoticeActionSubmit).removeAttr(SN.C.S.Disabled, SN.C.S.Disabled);
 244                     if (textStatus == 'timeout') {
 245                         alert ('Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists');
 246                     }
 247                     else {
 248                         if ($('.'+SN.C.S.Error, xhr.responseXML).length > 0) {
 249                             $('#'+SN.C.S.FormNotice).append(document._importNode($('.'+SN.C.S.Error, xhr.responseXML)[0], true));
 250                         }
 251                         else {
 252                             if(jQuery.inArray(parseInt(xhr.status), SN.C.I.HTTP20x30x) < 0) {
 253                                 alert('Sorry! We had trouble sending your notice ('+xhr.status+' '+xhr.statusText+'). Please report the problem to the site administrator if this happens again.');
 254                             }
 255                             else {
 256                                 SN.C.I.NoticeDataText.val('');
 257 //                                SN.U.NoticeTextCounter($('#'+SN.C.S.NoticeDataText), $('#'+SN.C.S.NoticeTextCount), SN.C.I.NoticeTextCharMax);
 258                             }
 259                         }
 260                     }
 261                 },
 262                 success: function(data, textStatus) {
 263                     if ($('#'+SN.C.S.Error, data).length > 0) {
 264                         var result = document._importNode($('p', data)[0], true);
 265                         alert(result.textContent || result.innerHTML);
 266                     }
 267                     else {
 268                         if($('body')[0].id == 'bookmarklet') {
 269                             self.close();
 270                         }
 271                         if ($('#'+SN.C.S.CommandResult, data).length > 0) {
 272                             var result = document._importNode($('p', data)[0], true);
 273                             alert(result.textContent || result.innerHTML);
 274                         }
 275                         else {
 276                              notice = $('li', data)[0];
 277                              if ($('#'+notice.id).length === 0) {
 278                                 var notice_irt_value = $('#'+SN.C.S.NoticeInReplyTo).val();
 279                                 var notice_irt = '#notices_primary #notice-'+notice_irt_value;
 280                                 if($('body')[0].id == 'conversation') {
 281                                     if(notice_irt_value.length > 0 && $(notice_irt+' .notices').length < 1) {
 282                                         $(notice_irt).append('<ul class="notices"></ul>');
 283                                     }
 284                                     $($(notice_irt+' .notices')[0]).append(document._importNode(notice, true));
 285                                 }
 286                                 else {
 287                                     $("#notices_primary .notices").prepend(document._importNode(notice, true));
 288                                 }
 289                                 $('#'+notice.id).css({display:'none'});
 290                                 $('#'+notice.id).fadeIn(2500);
 291 //                                SN.U.NoticeAttachments();
 292                                 SN.U.NoticeReply();
 293                              }
 294                         }
 295                         $('#'+SN.C.S.NoticeDataText).val('');
 296                         $('#'+SN.C.S.NoticeDataAttach).val('');
 297                         $('#'+SN.C.S.NoticeInReplyTo).val('');
 298 //                        SN.U.NoticeTextCounter($('#'+SN.C.S.NoticeDataText), $('#'+SN.C.S.NoticeTextCount), SN.C.I.NoticeTextCharMax);
 299                     }
 300                 },
 301                 complete: function(xhr, textStatus) {
 302                     $('#'+SN.C.S.FormNotice).removeClass(SN.C.S.Processing);
 303                     $('#'+SN.C.S.NoticeActionSubmit).removeAttr(SN.C.S.Disabled);
 304                     $('#'+SN.C.S.NoticeActionSubmit).removeClass(SN.C.S.Disabled);
 305                 }
 306             });
 307         },
 308
 309         NoticeReply: function() {
 310             if ($('#'+SN.C.S.NoticeDataText).length > 0 && $('#content .notice_reply').length > 0) {
 311                 $('#content .notice').each(function() {
 312                     var notice = $(this)[0];
 313                     $($('.notice_reply', notice)[0]).click(function() {
 314                         var nickname = ($('.author .nickname', notice).length > 0) ? $($('.author .nickname', notice)[0]) : $('.author .nickname.uid');
 315                         SN.U.NoticeReplySet(nickname.text(), $($('.notice_id', notice)[0]).text());
 316                         return false;
 317                     });
 318                 });
 319             }
 320         },
 321
 322         NoticeReplySet: function(nick,id) {
 323             if (nick.match(SN.C.I.PatternUsername)) {
 324                 var text = $('#'+SN.C.S.NoticeDataText);
 325                 if (text.length) {
 326                     replyto = '@' + nick + ' ';
 327                     text.val(replyto + text.val().replace(RegExp(replyto, 'i'), ''));
 328                     $('#'+SN.C.S.FormNotice+' input#'+SN.C.S.NoticeInReplyTo).val(id);
 329                     if (text.get(0).setSelectionRange) {
 330                         var len = text.val().length;
 331                         text.get(0).setSelectionRange(len,len);
 332                         text.get(0).focus();
 333                     }
 334                     return false;
 335                 }
 336             }
 337             return true;
 338         }
 339     }
 340 }