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