plugins/Realtime/realtimeupdate.js

   1 /*
   2  * StatusNet - a distributed open-source microblogging tool
   3  * Copyright (C) 2008, StatusNet, Inc.
   4  *
   5  * Add a notice encoded as JSON into the current timeline
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  * @category  Plugin
  21  * @package   StatusNet
  22  * @author    Evan Prodromou <evan@status.net>
  23  * @author    Sarven Capadisli <csarven@status.net>
  24  * @copyright 2009 StatusNet, Inc.
  25  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  26  * @link      http://status.net/
  27  */
  28
  29 // TODO: i18n
  30
  31 RealtimeUpdate = {
  32      _userid: 0,
  33      _replyurl: '',
  34      _favorurl: '',
  35      _deleteurl: '',
  36      _updatecounter: 0,
  37      _maxnotices: 50,
  38      _windowhasfocus: true,
  39      _documenttitle: '',
  40      _paused:false,
  41      _queuedNotices:[],
  42
  43      init: function(userid, replyurl, favorurl, deleteurl)
  44      {
  45         RealtimeUpdate._userid = userid;
  46         RealtimeUpdate._replyurl = replyurl;
  47         RealtimeUpdate._favorurl = favorurl;
  48         RealtimeUpdate._deleteurl = deleteurl;
  49
  50         RealtimeUpdate._documenttitle = document.title;
  51
  52         $(window).bind('focus', function(){ RealtimeUpdate._windowhasfocus = true; });
  53
  54         $(window).bind('blur', function() {
  55           $('#notices_primary .notice').removeClass('mark-top');
  56
  57           $('#notices_primary .notice:first').addClass('mark-top');
  58
  59           RealtimeUpdate._updatecounter = 0;
  60           document.title = RealtimeUpdate._documenttitle;
  61           RealtimeUpdate._windowhasfocus = false;
  62
  63           return false;
  64         });
  65      },
  66
  67      receive: function(data)
  68      {
  69           if (RealtimeUpdate._paused === false) {
  70               RealtimeUpdate.purgeLastNoticeItem();
  71
  72               RealtimeUpdate.insertNoticeItem(data);
  73           }
  74           else {
  75               RealtimeUpdate._queuedNotices.push(data);
  76
  77               RealtimeUpdate.updateQueuedCounter();
  78           }
  79
  80           RealtimeUpdate.updateWindowCounter();
  81      },
  82
  83      insertNoticeItem: function(data) {
  84         // Don't add it if it already exists
  85         if ($("#notice-"+data.id).length > 0) {
  86             return;
  87         }
  88
  89         var noticeItem = RealtimeUpdate.makeNoticeItem(data);
  90         $("#notices_primary .notices").prepend(noticeItem);
  91         $("#notices_primary .notice:first").css({display:"none"});
  92         $("#notices_primary .notice:first").fadeIn(1000);
  93
  94         SN.U.NoticeReply();
  95         SN.U.NoticeFavor();
  96      },
  97
  98      purgeLastNoticeItem: function() {
  99         if ($('#notices_primary .notice').length > RealtimeUpdate._maxnotices) {
 100             $("#notices_primary .notice:last .form_disfavor").unbind('submit');
 101             $("#notices_primary .notice:last .form_favor").unbind('submit');
 102             $("#notices_primary .notice:last .notice_reply").unbind('click');
 103             $("#notices_primary .notice:last").remove();
 104         }
 105      },
 106
 107      updateWindowCounter: function() {
 108           if (RealtimeUpdate._windowhasfocus === false) {
 109               RealtimeUpdate._updatecounter += 1;
 110               document.title = '('+RealtimeUpdate._updatecounter+') ' + RealtimeUpdate._documenttitle;
 111           }
 112      },
 113
 114      makeNoticeItem: function(data)
 115      {
 116           user = data['user'];
 117           html = data['html'].replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>').replace(/&quot;/g,'"');
 118           source = data['source'].replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>').replace(/&quot;/g,'"');
 119
 120           ni = "<li class=\"hentry notice\" id=\"notice-"+data['id']+"\">"+
 121                "<div class=\"entry-title\">"+
 122                "<span class=\"vcard author\">"+
 123                "<a href=\""+user['profile_url']+"\" class=\"url\">"+
 124                "<img src=\""+user['profile_image_url']+"\" class=\"avatar photo\" width=\"48\" height=\"48\" alt=\""+user['screen_name']+"\"/>"+
 125                "<span class=\"nickname fn\">"+user['screen_name']+"</span>"+
 126                "</a>"+
 127                "</span>"+
 128                "<p class=\"entry-content\">"+html+"</p>"+
 129                "</div>"+
 130                "<div class=\"entry-content\">"+
 131                "<a class=\"timestamp\" rel=\"bookmark\" href=\""+data['url']+"\" >"+
 132                "<abbr class=\"published\" title=\""+data['created_at']+"\">a few seconds ago</abbr>"+
 133                "</a> "+
 134                "<span class=\"source\">"+
 135                "from "+
 136                 "<span class=\"device\">"+source+"</span>"+ // may have a link
 137                "</span>";
 138           if (data['in_reply_to_status_id']) {
 139                ni = ni+" <a class=\"response\" href=\""+data['in_reply_to_status_url']+"\">in context</a>";
 140           }
 141
 142           ni = ni+"</div>"+
 143             "<div class=\"notice-options\">";
 144
 145           if (RealtimeUpdate._userid != 0) {
 146                var input = $("form#form_notice fieldset input#token");
 147                var session_key = input.val();
 148                ni = ni+RealtimeUpdate.makeFavoriteForm(data['id'], session_key);
 149                ni = ni+RealtimeUpdate.makeReplyLink(data['id'], data['user']['screen_name']);
 150                if (RealtimeUpdate._userid == data['user']['id']) {
 151                     ni = ni+RealtimeUpdate.makeDeleteLink(data['id']);
 152                }
 153           }
 154
 155           ni = ni+"</div>"+
 156                "</li>";
 157           return ni;
 158      },
 159
 160      makeFavoriteForm: function(id, session_key)
 161      {
 162           var ff;
 163
 164           ff = "<form id=\"favor-"+id+"\" class=\"form_favor\" method=\"post\" action=\""+RealtimeUpdate._favorurl+"\">"+
 165                 "<fieldset>"+
 166                "<legend>Favor this notice</legend>"+
 167                "<input name=\"token-"+id+"\" type=\"hidden\" id=\"token-"+id+"\" value=\""+session_key+"\"/>"+
 168                "<input name=\"notice\" type=\"hidden\" id=\"notice-n"+id+"\" value=\""+id+"\"/>"+
 169                "<input type=\"submit\" id=\"favor-submit-"+id+"\" name=\"favor-submit-"+id+"\" class=\"submit\" value=\"Favor\" title=\"Favor this notice\"/>"+
 170                 "</fieldset>"+
 171                "</form>";
 172           return ff;
 173      },
 174
 175      makeReplyLink: function(id, nickname)
 176      {
 177           var rl;
 178           rl = "<a class=\"notice_reply\" href=\""+RealtimeUpdate._replyurl+"?replyto="+nickname+"\" title=\"Reply to this notice\">Reply <span class=\"notice_id\">"+id+"</span></a>";
 179           return rl;
 180         },
 181
 182      makeDeleteLink: function(id)
 183      {
 184           var dl, delurl;
 185           delurl = RealtimeUpdate._deleteurl.replace("0000000000", id);
 186
 187           dl = "<a class=\"notice_delete\" href=\""+delurl+"\" title=\"Delete this notice\">Delete</a>";
 188
 189           return dl;
 190      },
 191
 192      initActions: function(url, timeline, path)
 193      {
 194         var NP = $('#notices_primary');
 195         NP.prepend('<ul id="realtime_actions"><li id="realtime_playpause"></li><li id="realtime_timeline"></li></ul>');
 196
 197         RealtimeUpdate._pluginPath = path;
 198
 199         RealtimeUpdate.initPlayPause();
 200         RealtimeUpdate.initAddPopup(url, timeline, RealtimeUpdate._pluginPath);
 201      },
 202
 203      initPlayPause: function()
 204      {
 205         RealtimeUpdate.showPause();
 206      },
 207
 208      showPause: function()
 209      {
 210         RT_PP = $('#realtime_playpause');
 211         RT_PP.empty();
 212         RT_PP.append('<button id="realtime_pause" class="pause" title="Pause">Pause</button>');
 213
 214         RT_P = $('#realtime_pause');
 215         RT_P.bind('click', function() {
 216             RealtimeUpdate._paused = true;
 217
 218             RealtimeUpdate.showPlay();
 219             return false;
 220         });
 221      },
 222
 223      showPlay: function()
 224      {
 225         RT_PP = $('#realtime_playpause');
 226         RT_PP.empty();
 227         RT_PP.append('<span id="queued_counter"></span> <button id="realtime_play" class="play" title="Play">Play</button>');
 228
 229         RT_P = $('#realtime_play');
 230         RT_P.bind('click', function() {
 231             RealtimeUpdate._paused = false;
 232
 233             RealtimeUpdate.showPause();
 234
 235             RealtimeUpdate.showQueuedNotices();
 236
 237             return false;
 238         });
 239      },
 240
 241      showQueuedNotices: function()
 242      {
 243         $.each(RealtimeUpdate._queuedNotices, function(i, n) {
 244             RealtimeUpdate.insertNoticeItem(n);
 245         });
 246
 247         RealtimeUpdate._queuedNotices = [];
 248
 249         RealtimeUpdate.removeQueuedCounter();
 250      },
 251
 252      updateQueuedCounter: function()
 253      {
 254         $('#realtime_playpause #queued_counter').html('('+RealtimeUpdate._queuedNotices.length+')');
 255      },
 256
 257      removeQueuedCounter: function()
 258      {
 259         $('#realtime_playpause #queued_counter').empty();
 260      },
 261
 262      initAddPopup: function(url, timeline, path)
 263      {
 264          var NP = $('#realtime_timeline');
 265          NP.append('<button id="realtime_popup" title="Pop up in a window">Pop up</button>');
 266
 267          var PP = $('#realtime_popup');
 268          PP.bind('click', function() {
 269              window.open(url,
 270                          '',
 271                          'toolbar=no,resizable=yes,scrollbars=yes,status=yes,width=500,height=550');
 272
 273              return false;
 274          });
 275      },
 276
 277      initPopupWindow: function()
 278      {
 279          $('address').hide();
 280          $('#content').css({'width':'93.5%'});
 281
 282          $('#form_notice').css({
 283             'margin':'18px 0 18px 1.795%',
 284             'width':'93%',
 285             'max-width':'451px'
 286          });
 287
 288          $('#form_notice label[for=notice_data-text], h1').css({'display': 'none'});
 289
 290          $('.notices li:first-child').css({'border-top-color':'transparent'});
 291
 292          $('#form_notice label[for="notice_data-attach"], #form_notice #notice_data-attach').css({'top':'0'});
 293
 294          $('#form_notice #notice_data-attach').css({
 295             'left':'auto',
 296             'right':'0'
 297          });
 298
 299          $('.notices .entry-title a, .notices .entry-content a').bind('click', function() {
 300             window.open(this.href, '');
 301
 302             return false;
 303          });
 304      }
 305 }
 306