digest.js

   1 var last_feeds = [];
   2 var init_params = {};
   3
   4 var db = false;
   5 var store = false;
   6
   7 var _active_feed_id = false;
   8 var _active_feed_offset = false;
   9 var _update_timeout = false;
  10 var _view_update_timeout = false;
  11 var _feedlist_expanded = false;
  12 var _update_seq = 1;
  13
  14 function article_appear(article_id) {
  15         try {
  16                 new Effect.Appear('A-' + article_id);
  17         } catch (e) {
  18                 exception_error("article_appear", e);
  19         }
  20 }
  21
  22 function catchup_feed(feed_id, callback) {
  23         try {
  24
  25                 var fn = find_feed(last_feeds, feed_id).title;
  26
  27                 if (confirm(__("Mark all articles in %s as read?").replace("%s", fn))) {
  28
  29                         var is_cat = "";
  30
  31                         if (feed_id < 0) is_cat = "true"; // KLUDGE
  32
  33                         var query = "?op=rpc&subop=catchupFeed&feed_id=" +
  34                                 feed_id + "&is_cat=" + is_cat;
  35
  36                         new Ajax.Request("backend.php", {
  37                                 parameters: query,
  38                                 onComplete: function(transport) {
  39                                         if (callback) callback(transport);
  40
  41                                         update();
  42                                 } });
  43                 }
  44
  45         } catch (e) {
  46                 exception_error("catchup_article", e);
  47         }
  48 }
  49
  50 function catchup_visible_articles(callback) {
  51         try {
  52
  53                 var elems = $("headlines-content").getElementsByTagName("LI");
  54                 var ids = [];
  55
  56                 for (var i = 0; i < elems.length; i++) {
  57                         if (elems[i].id && elems[i].id.match("A-")) {
  58                         ids.push(elems[i].id.replace("A-", ""));
  59                         }
  60                 }
  61
  62                 if (confirm(__("Mark %d displayed articles as read?").replace("%d", ids.length))) {
  63
  64                         var query = "?op=rpc&subop=catchupSelected" +
  65                                 "&cmode=0&ids=" + param_escape(ids);
  66
  67                         new Ajax.Request("backend.php", {
  68                                 parameters: query,
  69                                 onComplete: function(transport) {
  70                                         if (callback) callback(transport);
  71
  72                                         viewfeed(_active_feed_id, 0);
  73                                 } });
  74
  75                         }
  76
  77         } catch (e) {
  78                 exception_error("catchup_visible_articles", e);
  79         }
  80 }
  81
  82 function catchup_article(article_id, callback) {
  83         try {
  84                 var query = "?op=rpc&subop=catchupSelected" +
  85                         "&cmode=0&ids=" + article_id;
  86
  87                 new Ajax.Request("backend.php", {
  88                         parameters: query,
  89                         onComplete: function(transport) {
  90                                 if (callback) callback(transport);
  91                         } });
  92
  93         } catch (e) {
  94                 exception_error("catchup_article", e);
  95         }
  96 }
  97
  98 function set_selected_feed(feed_id) {
  99         try {
 100                 var feeds = $("feeds-content").getElementsByTagName("LI");
 101
 102                 for (var i = 0; i < feeds.length; i++) {
 103                         if (feeds[i].id == "F-" + feed_id)
 104                                 feeds[i].className = "selected";
 105                         else
 106                                 feeds[i].className = "";
 107                 }
 108
 109                 _active_feed_id = feed_id;
 110
 111         } catch (e) {
 112                 exception_error("mark_selected_feed", e);
 113         }
 114 }
 115
 116 function zoom(elem, article_id) {
 117         try {
 118                 //alert(elem + "/" + article_id);
 119
 120                 elem.innerHTML = "<img src='images/indicator_tiny.gif'> " +
 121                         __("Loading, please wait...");
 122
 123                 new Ajax.Request("backend.php", {
 124                         parameters: "?op=rpc&subop=digest-get-contents&article_id=" +
 125                                 article_id,
 126                         onComplete: function(transport) {
 127                                 fatal_error_check(transport);
 128
 129                                 if (transport.responseXML) {
 130                                         var article = transport.responseXML.getElementsByTagName('article')[0];
 131                                         elem.innerHTML = article.firstChild.nodeValue;
 132
 133                                         new Effect.BlindDown(elem, {duration : 0.5});
 134
 135                                         elem.onclick = false;
 136                                         elem.style.cursor = "auto";
 137
 138                                         catchup_article(article_id,
 139                                                 function() {
 140                                                         window.clearTimeout(_view_update_timeout);
 141                                                         _view_update_timeout = window.setTimeout("view_update()", 500);
 142                                                         $("A-" + article_id).className = "read";
 143                                         });
 144
 145
 146                                 } else {
 147                                         elem.innerHTML = __("Error: unable to load article.");
 148                                 }
 149
 150                                 } });
 151
 152
 153         } catch (e) {
 154                 exception_error("zoom", e);
 155         }
 156 }
 157
 158 function load_more() {
 159         try {
 160                 var pr = $("H-LOADING-IMG");
 161
 162                 if (pr) Element.show(pr);
 163
 164                 viewfeed(_active_feed_id, _active_feed_offset + 10, false, false, true,
 165                         function() {
 166                                 var pr = $("H-LOADING-IMG");
 167
 168                                 if (pr) Element.hide(pr);
 169                         });
 170         } catch (e) {
 171                 exception_error("load_more", e);
 172         }
 173 }
 174
 175 function update(callback) {
 176         try {
 177                 console.log('updating feeds...');
 178
 179                 window.clearTimeout(_update_timeout);
 180
 181                 new Ajax.Request("backend.php", {
 182                         parameters: "?op=rpc&subop=digest-init",
 183                         onComplete: function(transport) {
 184                                 fatal_error_check(transport);
 185                                 parse_feeds(transport);
 186                                 set_selected_feed(_active_feed_id);
 187
 188                                 if (callback) callback(transport);
 189                                 } });
 190
 191                 _update_timeout = window.setTimeout('update()', 5*1000);
 192         } catch (e) {
 193                 exception_error("update", e);
 194         }
 195 }
 196
 197 function remove_headline_entry(article_id) {
 198         try {
 199                 var elem = $('A-' + article_id);
 200
 201                 if (elem) {
 202                         elem.parentNode.removeChild(elem);
 203                 }
 204
 205         } catch (e) {
 206                 exception_error("remove_headline_entry", e);
 207         }
 208 }
 209
 210 function view_update() {
 211         try {
 212                 viewfeed(_active_feed_id, _active_feed_offset, false, true, true);
 213                 update();
 214         } catch (e) {
 215                 exception_error("view_update", e);
 216         }
 217 }
 218
 219 function view(article_id, dismiss_only) {
 220         try {
 221                 remove_headline_entry(article_id);
 222
 223                 catchup_article(article_id,
 224                         function() {
 225                                 window.clearTimeout(_view_update_timeout);
 226                                 _view_update_timeout = window.setTimeout("view_update()", 500);
 227                         });
 228
 229                 return dismiss_only != true;
 230         } catch (e) {
 231                 exception_error("view", e);
 232         }
 233 }
 234
 235 function viewfeed(feed_id, offset, replace, no_effects, no_indicator, callback) {
 236         try {
 237
 238                 if (!feed_id) feed_id = _active_feed_id;
 239
 240                 if (!offset) {
 241                         offset = 0;
 242                 } else {
 243                         offset = _active_feed_offset + offset;
 244                 }
 245
 246                 if (replace == undefined) replace = (offset == 0);
 247
 248                 _update_seq = _update_seq + 1;
 249
 250                 var query = "backend.php?op=rpc&subop=digest-update&feed_id=" +
 251                                 param_escape(feed_id) + "&offset=" + offset +
 252                                 "&seq=" + _update_seq;
 253
 254                 console.log(query);
 255
 256                 var img = $("F-" + feed_id).getElementsByTagName("IMG")[0];
 257
 258                 if (img && !no_indicator) {
 259                         img.setAttribute("orig_src", img.src);
 260                         img.src = 'images/indicator_tiny.gif';
 261                 }
 262
 263                 new Ajax.Request("backend.php", {
 264                         parameters: query,
 265                         onComplete: function(transport) {
 266                                 Element.hide("overlay");
 267
 268                                 fatal_error_check(transport);
 269                                 parse_headlines(transport, replace, no_effects);
 270                                 set_selected_feed(feed_id);
 271                                 _active_feed_offset = offset;
 272
 273                                 if (img && !no_indicator)
 274                                         img.src = img.getAttribute("orig_src");
 275
 276                                 if (callback) callback(transport);
 277
 278                         } });
 279
 280         } catch (e) {
 281                 exception_error("view", e);
 282         }
 283 }
 284
 285 function find_article(articles, article_id) {
 286         try {
 287                 for (var i = 0; i < articles.length; i++) {
 288                         if (articles[i].id == article_id)
 289                                 return articles[i];
 290                 }
 291
 292                 return false;
 293
 294         } catch (e) {
 295                 exception_error("find_article", e);
 296         }
 297 }
 298
 299 function find_feed(feeds, feed_id) {
 300         try {
 301                 for (var i = 0; i < feeds.length; i++) {
 302                         if (feeds[i].id == feed_id)
 303                                 return feeds[i];
 304                 }
 305
 306                 return false;
 307
 308         } catch (e) {
 309                 exception_error("find_feed", e);
 310         }
 311 }
 312
 313 function get_feed_icon(feed) {
 314         try {
 315                 if (feed.has_icon)
 316                         return getInitParam('icons_location') + "/" + feed.id + '.ico';
 317
 318                 if (feed.id == -1)
 319                         return 'images/mark_set.png';
 320
 321                 if (feed.id == -2)
 322                         return 'images/pub_set.png';
 323
 324                 if (feed.id == -3)
 325                         return 'images/fresh.png';
 326
 327                 if (feed.id == -4)
 328                         return 'images/tag.png';
 329
 330                 if (feed.id < -10)
 331                         return 'images/label.png';
 332
 333                 return 'images/blank_icon.gif';
 334
 335         } catch (e) {
 336                 exception_error("get_feed_icon", e);
 337         }
 338 }
 339
 340 function add_feed_entry(feed) {
 341         try {
 342                 var icon_part = "";
 343
 344                 icon_part = "<img src='" + get_feed_icon(feed) + "'/>";
 345
 346                 var tmp_html = "<li id=\"F-"+feed.id+"\" " +
 347                                 "onmouseover=\"feed_mi(this)\" onmouseout=\"feed_mo(this)\">" +
 348                         icon_part +
 349                         "<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title + "</a>" +
 350                         "<div class='unread-ctr'>" +
 351                                 "<img onclick=\"catchup_feed("+feed.id+")\" title=\"" +
 352                                         __("Mark as read") +
 353                                         "\" class=\"dismiss\" style='display : none' src=\"images/digest_checkbox.png\">" +
 354                                 "<span class=\"unread\">" + feed.unread + "</span>" +
 355                         "</div>" +
 356                         "</li>";
 357
 358                 $("feeds-content").innerHTML += tmp_html;
 359
 360         } catch (e) {
 361                 exception_error("add_feed_entry", e);
 362         }
 363 }
 364
 365 function add_headline_entry(article, feed, no_effects) {
 366         try {
 367
 368                 var icon_part = "";
 369
 370                 icon_part = "<img class='icon' src='" + get_feed_icon(feed) + "'/>";
 371
 372                 var mark_part = "";
 373                 var publ_part = "";
 374
 375                 var tags_part = "";
 376
 377                 if (article.tags.length > 0) {
 378
 379                         tags_part = " " + __("in") + " ";
 380
 381                         for (var i = 0; i < Math.min(5, article.tags.length); i++) {
 382                                 tags_part += "<a href=\"#\" onclick=\"viewfeed('" +
 383                                                 article.tags[i] + "')\">" +
 384                                         article.tags[i] + "</a>, ";
 385                         }
 386
 387                         tags_part = tags_part.replace(/, $/, "");
 388                         tags_part = "<span class=\"tags\">" + tags_part + "</span>";
 389                 }
 390
 391                 if (article.marked)
 392                         mark_part = "<img title='"+ __("Unstar article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_set.png'>";
 393                 else
 394                         mark_part =     "<img title='"+__("Star article")+"' onclick=\"toggle_mark(this, "+article.id+")\" src='images/mark_unset.png'>";
 395
 396                 if (article.published)
 397                         publ_part = "<img title='"+__("Unpublish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_set.png'>";
 398                 else
 399                         publ_part =     "<img title='"+__("Publish article")+"' onclick=\"toggle_pub(this, "+article.id+")\" src='images/pub_unset.png'>";
 400
 401                 var style = "";
 402
 403                 if (!no_effects) style = "style=\"display : none\"";
 404
 405                 if (article.excerpt.trim() == "")
 406                         article.excerpt = __("Click to expand article.");
 407
 408                 var tmp_html = "<li id=\"A-"+article.id+"\" "+style+" class=\"unread\">" +
 409                         icon_part +
 410
 411                         "<div class='digest-check'>" +
 412                                 mark_part +
 413                                 publ_part +
 414                                 "<img title='" + __("Mark as read") + "' onclick=\"view("+article.id+", true)\" src='images/digest_checkbox.png'>" +
 415                         "</div>" +
 416                         "<a target=\"_blank\" href=\""+article.link+"\""+
 417                                 "onclick=\"return view("+article.id+")\" class='title'>" +
 418                                 article.title + "</a>" +
 419                         "<div class='body'>" +
 420                         "<div title=\""+__("Click to expand article")+"\" onclick=\"zoom(this, "+article.id+")\" class='excerpt'>" +
 421                                 article.excerpt + "</div>" +
 422                         "<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" +
 423                                 feed.title + "</a> " + tags_part + " @ " +
 424                                 new Date(article.updated * 1000) + "</div>" +
 425                         "</div></li>";
 426
 427                 $("headlines-content").innerHTML += tmp_html;
 428
 429                 if (!no_effects)
 430                         window.setTimeout('article_appear(' + article.id + ')', 100);
 431
 432         } catch (e) {
 433                 exception_error("add_headline_entry", e);
 434         }
 435 }
 436
 437 function expand_feeds() {
 438         try {
 439                 _feedlist_expanded = true;
 440
 441                 redraw_feedlist(last_feeds);
 442
 443         } catch (e) {
 444                 exception_error("expand_feeds", e);
 445         }
 446 }
 447
 448 function redraw_feedlist(feeds) {
 449         try {
 450
 451                 $('feeds-content').innerHTML = "";
 452
 453                 var limit = 10;
 454
 455                 if (_feedlist_expanded) limit = feeds.length;
 456
 457                 for (var i = 0; i < Math.min(limit, feeds.length); i++) {
 458                         add_feed_entry(feeds[i]);
 459                 }
 460
 461                 if (feeds.length > limit) {
 462                         $('feeds-content').innerHTML += "<li id='F-MORE-PROMPT'>" +
 463                                 "<img src='images/blank_icon.gif'>" +
 464                                 "<a href=\"#\" onclick=\"expand_feeds()\">" +
 465                                 __("%d more...").replace("%d", feeds.length-10) +
 466                                 "</a>" + "</li>";
 467                 }
 468
 469         } catch (e) {
 470                 exception_error("redraw_feedlist", e);
 471         }
 472 }
 473
 474 function parse_feeds(transport) {
 475         try {
 476
 477                 if (!transport.responseXML) return;
 478
 479                 var feeds = transport.responseXML.getElementsByTagName('feeds')[0];
 480
 481                 if (feeds) {
 482                         feeds = eval("(" + feeds.firstChild.nodeValue + ")");
 483
 484                         feeds.sort( function (a,b)
 485                                 {
 486                                         if (b.unread != a.unread)
 487                                                 return (b.unread - a.unread)
 488                                         else
 489                                                 if (a.title > b.title)
 490                                                         return 1;
 491                                                 else if (a.title < b.title)
 492                                                         return -1;
 493                                                 else
 494                                                         return 0;
 495                                 });
 496
 497                         var all_articles = find_feed(feeds, -4);
 498
 499                         update_title(all_articles.unread);
 500
 501                         last_feeds = feeds;
 502
 503                         redraw_feedlist(feeds);
 504                 }
 505
 506         } catch (e) {
 507                 exception_error("parse_feeds", e);
 508         }
 509 }
 510
 511 function parse_headlines(transport, replace, no_effects) {
 512         try {
 513                 if (!transport.responseXML) return;
 514
 515                 var seq = transport.responseXML.getElementsByTagName('seq')[0];
 516
 517                 if (seq) {
 518                         seq = seq.firstChild.nodeValue;
 519                         if (seq != _update_seq) {
 520                                 console.log("parse_headlines: wrong sequence received.");
 521                                 return;
 522                         }
 523                 } else {
 524                         return;
 525                 }
 526
 527                 var headlines = transport.responseXML.getElementsByTagName('headlines')[0];
 528                 var headlines_title = transport.responseXML.getElementsByTagName('headlines-title')[0];
 529
 530                 if (headlines && headlines_title) {
 531                         headlines = eval("(" + headlines.firstChild.nodeValue + ")");
 532
 533                         var title = headlines_title.firstChild.nodeValue;
 534
 535                         $("headlines-title").innerHTML = title;
 536
 537                         if (replace) {
 538                                 $('headlines-content').innerHTML = '';
 539                                 Element.hide('headlines-content');
 540                         }
 541
 542                         var pr = $('H-MORE-PROMPT');
 543
 544                         if (pr) pr.parentNode.removeChild(pr);
 545
 546                         var inserted = false;
 547
 548                         for (var i = 0; i < headlines.length; i++) {
 549
 550                                 if (!$('A-' + headlines[i].id)) {
 551                                         add_headline_entry(headlines[i],
 552                                                         find_feed(last_feeds, headlines[i].feed_id), !no_effects);
 553
 554                                         inserted = $("A-" + headlines[i].id);
 555                                 }
 556                         }
 557
 558                         if (pr) {
 559                                 $('headlines-content').appendChild(pr);
 560                                 if (!no_effects) new Effect.ScrollTo(inserted);
 561                         } else {
 562                                 $('headlines-content').innerHTML += "<li id='H-MORE-PROMPT'>" +
 563                                         "<div class='body'>" +
 564                                         "<a href=\"javascript:catchup_visible_articles()\">" +
 565                                         __("Mark as read") + "</a> | " +
 566                                         "<a href=\"javascript:load_more()\">" +
 567                                         __("Load more...") + "</a>" +
 568                                         "<img style=\"display : none\" "+
 569                                                 "id=\"H-LOADING-IMG\" src='images/indicator_tiny.gif'>" +
 570                                         "</div></li>";
 571                         }
 572
 573                         if (replace && !no_effects)
 574                                 new Effect.Appear('headlines-content', {duration : 0.3});
 575
 576                         //new Effect.Appear('headlines-content');
 577                 }
 578
 579         } catch (e) {
 580                 exception_error("parse_headlines", e);
 581         }
 582 }
 583
 584 function init_second_stage() {
 585         try {
 586                 new Ajax.Request("backend.php", {
 587                         parameters: "backend.php?op=rpc&subop=digest-init",
 588                         onComplete: function(transport) {
 589                                 parse_feeds(transport);
 590                                 window.setTimeout('viewfeed(-4)', 100);
 591                                 _update_timeout = window.setTimeout('update()', 5*1000);
 592                                 } });
 593
 594         } catch (e) {
 595                 exception_error("init_second_stage", e);
 596         }
 597 }
 598
 599 function init() {
 600         try {
 601
 602                 new Ajax.Request("backend.php", {
 603                         parameters: "?op=rpc&subop=sanityCheck",
 604                         onComplete: function(transport) {
 605                                 backend_sanity_check_callback(transport);
 606                         } });
 607
 608         } catch (e) {
 609                 exception_error("digest_init", e);
 610         }
 611 }
 612
 613 function toggle_mark(mark_img, id) {
 614
 615         try {
 616
 617                 var query = "?op=rpc&id=" + id + "&subop=mark";
 618
 619                 query = query + "&afid=" + _active_feed_id;
 620                 query = query + "&omode=c";
 621
 622                 if (!mark_img) return;
 623
 624                 if (mark_img.src.match("mark_unset")) {
 625                         mark_img.src = mark_img.src.replace("mark_unset", "mark_set");
 626                         mark_img.alt = __("Unstar article");
 627                         query = query + "&mark=1";
 628                 } else {
 629                         mark_img.alt = __("Please wait...");
 630                         query = query + "&mark=0";
 631
 632                         mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
 633                         mark_img.alt = __("Star article");
 634                 }
 635
 636                 new Ajax.Request("backend.php", {
 637                         parameters: query,
 638                         onComplete: function(transport) {
 639                                 update();
 640                         } });
 641
 642         } catch (e) {
 643                 exception_error("toggle_mark", e);
 644         }
 645 }
 646
 647 function toggle_pub(mark_img, id, note) {
 648
 649         try {
 650
 651                 var query = "?op=rpc&id=" + id + "&subop=publ";
 652
 653                 query = query + "&afid=" + _active_feed_id;
 654
 655                 if (note != undefined) {
 656                         query = query + "&note=" + param_escape(note);
 657                 } else {
 658                         query = query + "&note=undefined";
 659                 }
 660
 661                 query = query + "&omode=c";
 662
 663                 if (!mark_img) return;
 664
 665                 if (mark_img.src.match("pub_unset") || note != undefined) {
 666                         mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
 667                         mark_img.alt = __("Unpublish article");
 668                         query = query + "&pub=1";
 669
 670                 } else {
 671                         mark_img.alt = __("Please wait...");
 672                         query = query + "&pub=0";
 673
 674                         mark_img.src = mark_img.src.replace("pub_set", "pub_unset");
 675                         mark_img.alt = __("Publish article");
 676                 }
 677
 678                 new Ajax.Request("backend.php", {
 679                         parameters: query,
 680                         onComplete: function(transport) {
 681                                 update();
 682                         } });
 683
 684         } catch (e) {
 685                 exception_error("toggle_pub", e);
 686         }
 687 }
 688
 689 function fatal_error(code, msg) {
 690         try {
 691
 692                 if (code == 6) {
 693                         window.location.href = "digest.php";
 694                 } else if (code == 5) {
 695                         window.location.href = "update.php";
 696                 } else {
 697
 698                         if (msg == "") msg = "Unknown error";
 699
 700                         console.error("Fatal error: " + code + "\n" +
 701                                 msg);
 702
 703                 }
 704
 705         } catch (e) {
 706                 exception_error("fatalError", e);
 707         }
 708 }
 709
 710 function fatal_error_check(transport) {
 711         try {
 712                 if (transport.responseXML) {
 713                         var error = transport.responseXML.getElementsByTagName("error")[0];
 714
 715                         if (error) {
 716                                 var code = error.getAttribute("error-code");
 717                                 var msg = error.getAttribute("error-msg");
 718                                 if (code != 0) {
 719                                         fatal_error(code, msg);
 720                                         return false;
 721                                 }
 722                         }
 723                 }
 724         } catch (e) {
 725                 exception_error("fatal_error_check", e);
 726         }
 727         return true;
 728 }
 729
 730 function feed_mi(elem) {
 731         try {
 732                 var imgs = elem.getElementsByTagName('IMG');
 733                 var spans = elem.getElementsByTagName('SPAN');
 734
 735                 for (var i = 0; i < imgs.length; i++) {
 736                         if (imgs[i].className == "dismiss")
 737                                 Element.show(imgs[i]);
 738                 }
 739
 740                 for (var i = 0; i < spans.length; i++) {
 741                         if (spans[i].className == "unread")
 742                                 Element.hide(spans[i]);
 743                 }
 744
 745
 746         } catch (e) {
 747                 exception_error("feed_mi", e);
 748         }
 749 }
 750
 751 function feed_mo(elem) {
 752         try {
 753                 var imgs = elem.getElementsByTagName('IMG');
 754                 var spans = elem.getElementsByTagName('SPAN');
 755
 756                 for (var i = 0; i < imgs.length; i++) {
 757                         if (imgs[i].className == "dismiss")
 758                                 Element.hide(imgs[i]);
 759                 }
 760
 761                 for (var i = 0; i < spans.length; i++) {
 762                         if (spans[i].className == "unread")
 763                                 Element.show(spans[i]);
 764                 }
 765
 766         } catch (e) {
 767                 exception_error("feed_mo", e);
 768         }
 769 }
 770
 771 function update_title(unread) {
 772         try {
 773                 document.title = "Tiny Tiny RSS";
 774
 775                 if (unread > 0)
 776                         document.title += " (" + unread + ")";
 777
 778         } catch (e) {
 779                 exception_error("update_title", e);
 780         }
 781 }
 782