js/viewfeed.js

   1 var article_cache = new Array();
   2
   3 var _active_article_id = 0;
   4
   5 var vgroup_last_feed = false;
   6 var post_under_pointer = false;
   7
   8 var last_requested_article = false;
   9
  10 var catchup_id_batch = [];
  11 var catchup_timeout_id = false;
  12
  13 var cids_requested = [];
  14 var loaded_article_ids = [];
  15 var _last_headlines_update = 0;
  16
  17 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  18
  19 function headlines_callback2(transport, offset, background, infscroll_req) {
  20         try {
  21                 handle_rpc_json(transport);
  22
  23                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  24
  25                 var is_cat = false;
  26                 var feed_id = false;
  27
  28                 var reply = false;
  29
  30                 try {
  31                         reply = JSON.parse(transport.responseText);
  32                 } catch (e) {
  33                         console.error(e);
  34                 }
  35
  36                 if (reply) {
  37
  38                         is_cat = reply['headlines']['is_cat'];
  39                         feed_id = reply['headlines']['id'];
  40
  41                         if (background) {
  42                                 var content = reply['headlines']['content'];
  43
  44                                 content = content + "<div id='headlines-spacer'></div>";
  45                                 return;
  46                         }
  47
  48                         if (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat())
  49                                 return;
  50
  51                         /* dijit.getEnclosingWidget(
  52                                 document.forms["main_toolbar_form"].update).attr('disabled',
  53                                         is_cat || feed_id <= 0); */
  54
  55                         try {
  56                                 if (infscroll_req == false) {
  57                                         $("headlines-frame").scrollTop = 0;
  58
  59                                         Element.hide("floatingTitle");
  60                                         $("floatingTitle").setAttribute("rowid", 0);
  61                                         $("floatingTitle").innerHTML = "";
  62                                 }
  63                         } catch (e) { };
  64
  65                         $("headlines-frame").removeClassName("cdm");
  66                         $("headlines-frame").removeClassName("normal");
  67
  68                         $("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
  69
  70                         var headlines_count = reply['headlines-info']['count'];
  71
  72                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  73
  74                         if (parseInt(headlines_count) < 30) {
  75                                 _infscroll_disable = 1;
  76                         } else {
  77                                 _infscroll_disable = 0;
  78                         }
  79
  80                         var counters = reply['counters'];
  81                         var articles = reply['articles'];
  82                         //var runtime_info = reply['runtime-info'];
  83
  84                         if (infscroll_req == false) {
  85                                 loaded_article_ids = [];
  86
  87                                 dijit.byId("headlines-frame").attr('content',
  88                                         reply['headlines']['content']);
  89
  90                                 //dijit.byId("headlines-toolbar").attr('content',
  91                                 //      reply['headlines']['toolbar']);
  92
  93                                 dojo.html.set($("headlines-toolbar"),
  94                                                 reply['headlines']['toolbar'],
  95                                                 {parseContent: true});
  96
  97                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  98                                         if (loaded_article_ids.indexOf(row.id) != -1) {
  99                                                 row.parentNode.removeChild(row);
 100                                         } else {
 101                                                 loaded_article_ids.push(row.id);
 102                                         }
 103                                 });
 104
 105                                 var hsp = $("headlines-spacer");
 106                                 if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 107                                 dijit.byId('headlines-frame').domNode.appendChild(hsp);
 108
 109                                 initHeadlinesMenu();
 110
 111                                 if (_search_query) {
 112                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 113                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 114                                                 "</span>";
 115                                 }
 116
 117                         } else {
 118
 119                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 120                                         console.log("adding some more headlines: " + headlines_count);
 121
 122                                         var c = dijit.byId("headlines-frame");
 123                                         var ids = getSelectedArticleIds2();
 124                                         var new_elems = [];
 125
 126                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 127
 128                                         var hsp = $("headlines-spacer");
 129
 130                                         if (hsp)
 131                                                 c.domNode.removeChild(hsp);
 132
 133                                         $$("#headlines-tmp > div").each(function(row) {
 134                                                 if (row.className == 'cdmFeedTitle') {
 135                                                         row.style.display = 'none';
 136                                                         c.domNode.appendChild(row);
 137                                                         new_elems.push(row);
 138                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 139                                                         row.style.display = 'none';
 140                                                         c.domNode.appendChild(row);
 141                                                         new_elems.push(row);
 142                                                         loaded_article_ids.push(row.id);
 143                                                 } else {
 144                                                         row.parentNode.removeChild(row);
 145                                                 }
 146                                         });
 147
 148                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 149
 150                                         if (getInitParam("cdm_auto_catchup") == 1) {
 151                                                 c.domNode.appendChild(hsp);
 152                                         }
 153
 154                                         console.log("added " + new_elems.size() + " headlines");
 155
 156                                         if (new_elems.size() == 0)
 157                                                 _infscroll_disable = true;
 158
 159                                         console.log("restore selected ids: " + ids);
 160
 161                                         for (var i = 0; i < ids.length; i++) {
 162                                                 markHeadline(ids[i]);
 163                                         }
 164
 165                                         initHeadlinesMenu();
 166
 167                                         new_elems.each(function(child) {
 168                                                 dojo.parser.parse(child);
 169
 170                                                 if (!Element.visible(child))
 171                                                         new Effect.Appear(child, { duration : 0.5 });
 172                                         });
 173
 174                                 } else {
 175                                         console.log("no new headlines received");
 176
 177                                         var hsp = $("headlines-spacer");
 178
 179                                         if (hsp) hsp.innerHTML = "";
 180                                 }
 181                         }
 182
 183                         if (articles) {
 184                                 for (var i = 0; i < articles.length; i++) {
 185                                         var a_id = articles[i]['id'];
 186                                         cache_set("article:" + a_id, articles[i]['content']);
 187                                 }
 188                         } else {
 189                                 console.log("no cached articles received");
 190                         }
 191
 192                         if (counters)
 193                                 parse_counters(counters);
 194                         else
 195                                 request_counters(true);
 196
 197                 } else {
 198                         console.error("Invalid object received: " + transport.responseText);
 199                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 200                                         __('Could not update headlines (invalid object received - see error console for details)') +
 201                                         "</div>");
 202                 }
 203
 204                 _infscroll_request_sent = 0;
 205                 _last_headlines_update = new Date().getTime();
 206
 207                 unpackVisibleHeadlines();
 208
 209                 // if we have some more space in the buffer, why not try to fill it
 210
 211                 if (!_infscroll_disable && $("headlines-spacer") &&
 212                                 $("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 213
 214                         window.setTimeout(function() {
 215                                 loadMoreHeadlines();
 216                         }, 250);
 217                 }
 218
 219                 notify("");
 220
 221         } catch (e) {
 222                 exception_error("headlines_callback2", e, transport);
 223         }
 224 }
 225
 226 function render_article(article) {
 227         try {
 228                 dijit.byId("headlines-wrap-inner").addChild(
 229                                 dijit.byId("content-insert"));
 230
 231                 var c = dijit.byId("content-insert");
 232
 233                 try {
 234                         c.domNode.scrollTop = 0;
 235                 } catch (e) { };
 236
 237                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, article);
 238
 239                 c.attr('content', article);
 240
 241                 correctHeadlinesOffset(getActiveArticleId());
 242
 243                 try {
 244                         c.focus();
 245                 } catch (e) { };
 246
 247         } catch (e) {
 248                 exception_error("render_article", e);
 249         }
 250 }
 251
 252 function showArticleInHeadlines(id, noexpand) {
 253
 254         try {
 255                 selectArticles("none");
 256
 257                 var crow = $("RROW-" + id);
 258
 259                 if (!crow) return;
 260
 261                 var article_is_unread = crow.hasClassName("Unread");
 262
 263                 if (!noexpand)
 264                         crow.removeClassName("Unread");
 265                 crow.addClassName("active");
 266
 267                 selectArticles('none');
 268
 269                 var view_mode = false;
 270
 271                 try {
 272                         view_mode = document.forms['main_toolbar_form'].view_mode;
 273                         view_mode = view_mode[view_mode.selectedIndex].value;
 274                 } catch (e) {
 275                         //
 276                 }
 277
 278                 markHeadline(id);
 279
 280                 if (article_is_unread && !noexpand)
 281                         _force_scheduled_update = true;
 282
 283         } catch (e) {
 284                 exception_error("showArticleInHeadlines", e);
 285         }
 286 }
 287
 288 function article_callback2(transport, id) {
 289         try {
 290                 console.log("article_callback2 " + id);
 291
 292                 handle_rpc_json(transport);
 293
 294                 var reply = false;
 295
 296                 try {
 297                         reply = JSON.parse(transport.responseText);
 298                 } catch (e) {
 299                         console.error(e);
 300                 }
 301
 302                 if (reply) {
 303
 304                         reply.each(function(article) {
 305                                 if (getActiveArticleId() == article['id']) {
 306                                         render_article(article['content']);
 307                                 }
 308                                 cids_requested.remove(article['id']);
 309
 310                                 cache_set("article:" + article['id'], article['content']);
 311                         });
 312
 313 //                      if (id != last_requested_article) {
 314 //                              console.log("requested article id is out of sequence, aborting");
 315 //                              return;
 316 //                      }
 317
 318                 } else {
 319                         console.error("Invalid object received: " + transport.responseText);
 320
 321                         render_article("<div class='whiteBox'>" +
 322                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 323                 }
 324
 325                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 326                 request_counters(unread_in_buffer == 0);
 327
 328                 //headlines_scroll_handler($("headlines-frame"));
 329
 330 /*              try {
 331                         if (!_infscroll_disable &&
 332                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 333
 334                                 loadMoreHeadlines();
 335                         }
 336                 } catch (e) {
 337                         console.warn(e);
 338                 } */
 339
 340                 notify("");
 341         } catch (e) {
 342                 exception_error("article_callback2", e, transport);
 343         }
 344 }
 345
 346 function view(id, activefeed, noexpand) {
 347         try {
 348                 var oldrow = $("RROW-" + getActiveArticleId());
 349                 if (oldrow) oldrow.removeClassName("active");
 350
 351                 var crow = $("RROW-" + id);
 352
 353                 if (!crow) return;
 354                 if (noexpand) {
 355                         setActiveArticleId(id);
 356                         showArticleInHeadlines(id, noexpand);
 357                         return;
 358                 }
 359
 360                 console.log("loading article: " + id);
 361
 362                 var cached_article = cache_get("article:" + id);
 363
 364                 console.log("cache check result: " + (cached_article != false));
 365
 366                 var query = "?op=article&method=view&id=" + param_escape(id);
 367
 368                 var neighbor_ids = getRelativePostIds(id);
 369
 370                 /* only request uncached articles */
 371
 372                 var cids_to_request = [];
 373
 374                 for (var i = 0; i < neighbor_ids.length; i++) {
 375                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 376                                 if (!cache_get("article:" + neighbor_ids[i])) {
 377                                         cids_to_request.push(neighbor_ids[i]);
 378                                         cids_requested.push(neighbor_ids[i]);
 379                                 }
 380                 }
 381
 382                 console.log("additional ids: " + cids_to_request.toString());
 383
 384                 query = query + "&cids=" + cids_to_request.toString();
 385
 386                 var article_is_unread = crow.hasClassName("Unread");
 387
 388                 setActiveArticleId(id);
 389                 showArticleInHeadlines(id);
 390
 391                 if (cached_article && article_is_unread) {
 392
 393                         query = query + "&mode=prefetch";
 394
 395                         render_article(cached_article);
 396
 397                 } else if (cached_article) {
 398
 399                         query = query + "&mode=prefetch_old";
 400                         render_article(cached_article);
 401
 402                         // if we don't need to request any relative ids, we might as well skip
 403                         // the server roundtrip altogether
 404                         if (cids_to_request.length == 0) {
 405
 406 /*                              try {
 407                                         if (!_infscroll_disable &&
 408                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 409
 410                                                         loadMoreHeadlines();
 411                                         }
 412                                 } catch (e) {
 413                                         console.warn(e);
 414                                 } */
 415
 416                                 //headlines_scroll_handler($("headlines-frame"));
 417
 418                                 return;
 419                         }
 420                 }
 421
 422                 last_requested_article = id;
 423
 424                 console.log(query);
 425
 426                 if (article_is_unread) {
 427                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 428                 }
 429
 430                 new Ajax.Request("backend.php", {
 431                         parameters: query,
 432                         onComplete: function(transport) {
 433                                 article_callback2(transport, id);
 434                         } });
 435
 436                 return false;
 437
 438         } catch (e) {
 439                 exception_error("view", e);
 440         }
 441 }
 442
 443 function toggleMark(id, client_only) {
 444         try {
 445                 var query = "?op=rpc&id=" + id + "&method=mark";
 446
 447                 var row = $("RROW-" + id);
 448                 if (!row) return;
 449
 450                 var imgs = [];
 451
 452                 var row_imgs = row.getElementsByClassName("markedPic");
 453
 454                 for (var i = 0; i < row_imgs.length; i++)
 455                         imgs.push(row_imgs[i]);
 456
 457                 var ft = $("floatingTitle");
 458
 459                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 460                         var fte = ft.getElementsByClassName("markedPic");
 461
 462                         for (var i = 0; i < fte.length; i++)
 463                                 imgs.push(fte[i]);
 464                 }
 465
 466                 for (i = 0; i < imgs.length; i++) {
 467                         var img = imgs[i];
 468
 469                         if (!row.hasClassName("marked")) {
 470                                 img.src = img.src.replace("mark_unset", "mark_set");
 471                                 img.alt = __("Unstar article");
 472                                 query = query + "&mark=1";
 473                         } else {
 474                                 img.src = img.src.replace("mark_set", "mark_unset");
 475                                 img.alt = __("Star article");
 476                                 query = query + "&mark=0";
 477                         }
 478                 }
 479
 480                 row.toggleClassName("marked");
 481
 482                 if (!client_only) {
 483                         new Ajax.Request("backend.php", {
 484                                 parameters: query,
 485                                 onComplete: function(transport) {
 486                                         handle_rpc_json(transport);
 487                                 } });
 488                 }
 489
 490         } catch (e) {
 491                 exception_error("toggleMark", e);
 492         }
 493 }
 494
 495 function togglePub(id, client_only, no_effects, note) {
 496         try {
 497                 var query = "?op=rpc&id=" + id + "&method=publ";
 498
 499                 if (note != undefined) {
 500                         query = query + "&note=" + param_escape(note);
 501                 } else {
 502                         query = query + "&note=undefined";
 503                 }
 504
 505                 var row = $("RROW-" + id);
 506                 if (!row) return;
 507
 508                 var imgs = [];
 509
 510                 var row_imgs = row.getElementsByClassName("pubPic");
 511
 512                 for (var i = 0; i < row_imgs.length; i++)
 513                         imgs.push(row_imgs[i]);
 514
 515                 var ft = $("floatingTitle");
 516
 517                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 518                         var fte = ft.getElementsByClassName("pubPic");
 519
 520                         for (var i = 0; i < fte.length; i++)
 521                                 imgs.push(fte[i]);
 522                 }
 523
 524                 for (i = 0; i < imgs.length; i++) {
 525                         var img = imgs[i];
 526
 527                         if (!row.hasClassName("published") || note != undefined) {
 528                                 img.src = img.src.replace("pub_unset", "pub_set");
 529                                 img.alt = __("Unpublish article");
 530                                 query = query + "&pub=1";
 531                         } else {
 532                                 img.src = img.src.replace("pub_set", "pub_unset");
 533                                 img.alt = __("Publish article");
 534                                 query = query + "&pub=0";
 535                         }
 536                 }
 537
 538                 if (note != undefined)
 539                         row.addClassName("published");
 540                 else
 541                         row.toggleClassName("published");
 542
 543                 if (!client_only) {
 544                         new Ajax.Request("backend.php", {
 545                                 parameters: query,
 546                                 onComplete: function(transport) {
 547                                         handle_rpc_json(transport);
 548                                 } });
 549                 }
 550
 551         } catch (e) {
 552                 exception_error("togglePub", e);
 553         }
 554 }
 555
 556 function moveToPost(mode, noscroll, noexpand) {
 557
 558         try {
 559
 560                 var rows = getVisibleArticleIds();
 561
 562                 var prev_id = false;
 563                 var next_id = false;
 564
 565                 if (!$('RROW-' + getActiveArticleId())) {
 566                         setActiveArticleId(0);
 567                 }
 568
 569                 if (!getActiveArticleId()) {
 570                         next_id = rows[0];
 571                         prev_id = rows[rows.length-1]
 572                 } else {
 573                         for (var i = 0; i < rows.length; i++) {
 574                                 if (rows[i] == getActiveArticleId()) {
 575
 576                                         // Account for adjacent identical article ids.
 577                                         if (i > 0) prev_id = rows[i-1];
 578
 579                                         for (var j = i+1; j < rows.length; j++) {
 580                                                 if (rows[j] != getActiveArticleId()) {
 581                                                         next_id = rows[j];
 582                                                         break;
 583                                                 }
 584                                         }
 585                                         break;
 586                                 }
 587                         }
 588                 }
 589
 590                 if (mode == "next") {
 591                         if (next_id || getActiveArticleId()) {
 592                                 if (isCdmMode()) {
 593
 594                                         var article = $("RROW-" + getActiveArticleId());
 595                                         var ctr = $("headlines-frame");
 596
 597                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 598                                                         ctr.scrollTop + ctr.offsetHeight) {
 599
 600                                                 scrollArticle(ctr.offsetHeight/4);
 601
 602                                         } else if (next_id) {
 603                                                 cdmExpandArticle(next_id, noexpand);
 604                                                 cdmScrollToArticleId(next_id, true);
 605                                         }
 606
 607                                 } else if (next_id) {
 608                                         correctHeadlinesOffset(next_id);
 609                                         view(next_id, getActiveFeedId(), noexpand);
 610                                 }
 611                         }
 612                 }
 613
 614                 if (mode == "prev") {
 615                         if (prev_id || getActiveArticleId()) {
 616                                 if (isCdmMode()) {
 617
 618                                         var article = $("RROW-" + getActiveArticleId());
 619                                         var prev_article = $("RROW-" + prev_id);
 620                                         var ctr = $("headlines-frame");
 621
 622                                         if (!getInitParam("cdm_expanded")) {
 623
 624                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 625                                                         scrollArticle(-ctr.offsetHeight/4);
 626                                                 } else {
 627                                                         cdmExpandArticle(prev_id, noexpand);
 628                                                         cdmScrollToArticleId(prev_id, true);
 629                                                 }
 630                                         } else {
 631
 632                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 633                                                         scrollArticle(-ctr.offsetHeight/3);
 634                                                 } else if (!noscroll && prev_article &&
 635                                                                 prev_article.offsetTop < ctr.scrollTop) {
 636                                                         cdmExpandArticle(prev_id, noexpand);
 637                                                         scrollArticle(-ctr.offsetHeight/4);
 638                                                 } else if (prev_id) {
 639                                                         cdmExpandArticle(prev_id, noexpand);
 640                                                         cdmScrollToArticleId(prev_id, noscroll);
 641                                                 }
 642                                         }
 643
 644                                 } else if (prev_id) {
 645                                         correctHeadlinesOffset(prev_id);
 646                                         view(prev_id, getActiveFeedId(), noexpand);
 647                                 }
 648                         }
 649                 }
 650
 651         } catch (e) {
 652                 exception_error("moveToPost", e);
 653         }
 654 }
 655
 656 function toggleSelected(id, force_on) {
 657         try {
 658                 var row = $("RROW-" + id);
 659
 660                 if (row) {
 661                         var cb = dijit.getEnclosingWidget(
 662                                         row.getElementsByClassName("rchk")[0]);
 663
 664                         if (row.hasClassName('Selected') && !force_on) {
 665                                 row.removeClassName('Selected');
 666                                 if (cb) cb.attr("checked", false);
 667                         } else {
 668                                 row.addClassName('Selected');
 669                                 if (cb) cb.attr("checked", true);
 670                         }
 671                 }
 672
 673                 updateSelectedPrompt();
 674         } catch (e) {
 675                 exception_error("toggleSelected", e);
 676         }
 677 }
 678
 679 function updateSelectedPrompt() {
 680         try {
 681                 var count = getSelectedArticleIds2().size();
 682                 var elem = $("selected_prompt");
 683
 684                 if (elem) {
 685                         elem.innerHTML = ngettext("%d article selected",
 686                                         "%d articles selected", count).replace("%d", count);
 687
 688                         if (count > 0)
 689                                 Element.show(elem);
 690                         else
 691                                 Element.hide(elem);
 692                 }
 693
 694         } catch (e) {
 695                 exception_error("updateSelectedPrompt", e);
 696         }
 697 }
 698
 699 function toggleUnread_afh(effect) {
 700         try {
 701
 702                 var elem = effect.element;
 703                 elem.style.backgroundColor = "";
 704
 705         } catch (e) {
 706                 exception_error("toggleUnread_afh", e);
 707         }
 708 }
 709
 710 function toggleUnread(id, cmode, effect) {
 711         try {
 712
 713                 var row = $("RROW-" + id);
 714                 if (row) {
 715                         if (cmode == undefined || cmode == 2) {
 716                                 if (row.hasClassName("Unread")) {
 717                                         row.removeClassName("Unread");
 718
 719                                 } else {
 720                                         row.addClassName("Unread");
 721                                 }
 722
 723                         } else if (cmode == 0) {
 724
 725                                 row.removeClassName("Unread");
 726
 727                         } else if (cmode == 1) {
 728                                 row.addClassName("Unread");
 729                         }
 730
 731                         if (cmode == undefined) cmode = 2;
 732
 733                         var query = "?op=rpc&method=catchupSelected" +
 734                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 735
 736 //                      notify_progress("Loading, please wait...");
 737
 738                         new Ajax.Request("backend.php", {
 739                                 parameters: query,
 740                                 onComplete: function(transport) {
 741                                         handle_rpc_json(transport);
 742                                 } });
 743
 744                 }
 745
 746         } catch (e) {
 747                 exception_error("toggleUnread", e);
 748         }
 749 }
 750
 751 function selectionRemoveLabel(id, ids) {
 752         try {
 753
 754                 if (!ids) ids = getSelectedArticleIds2();
 755
 756                 if (ids.length == 0) {
 757                         alert(__("No articles are selected."));
 758                         return;
 759                 }
 760
 761                 var query = "?op=article&method=removeFromLabel&ids=" +
 762                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 763
 764                 console.log(query);
 765
 766                 new Ajax.Request("backend.php", {
 767                         parameters: query,
 768                         onComplete: function(transport) {
 769                                 handle_rpc_json(transport);
 770                                 show_labels_in_headlines(transport);
 771                         } });
 772
 773         } catch (e) {
 774                 exception_error("selectionAssignLabel", e);
 775
 776         }
 777 }
 778
 779 function selectionAssignLabel(id, ids) {
 780         try {
 781
 782                 if (!ids) ids = getSelectedArticleIds2();
 783
 784                 if (ids.length == 0) {
 785                         alert(__("No articles are selected."));
 786                         return;
 787                 }
 788
 789                 var query = "?op=article&method=assignToLabel&ids=" +
 790                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 791
 792                 console.log(query);
 793
 794                 new Ajax.Request("backend.php", {
 795                         parameters: query,
 796                         onComplete: function(transport) {
 797                                 handle_rpc_json(transport);
 798                                 show_labels_in_headlines(transport);
 799                         } });
 800
 801         } catch (e) {
 802                 exception_error("selectionAssignLabel", e);
 803
 804         }
 805 }
 806
 807 function selectionToggleUnread(set_state, callback, no_error, ids) {
 808         try {
 809                 var rows = ids ? ids : getSelectedArticleIds2();
 810
 811                 if (rows.length == 0 && !no_error) {
 812                         alert(__("No articles are selected."));
 813                         return;
 814                 }
 815
 816                 for (var i = 0; i < rows.length; i++) {
 817                         var row = $("RROW-" + rows[i]);
 818                         if (row) {
 819                                 if (set_state == undefined) {
 820                                         if (row.hasClassName("Unread")) {
 821                                                 row.removeClassName("Unread");
 822                                         } else {
 823                                                 row.addClassName("Unread");
 824                                         }
 825                                 }
 826
 827                                 if (set_state == false) {
 828                                         row.removeClassName("Unread");
 829                                 }
 830
 831                                 if (set_state == true) {
 832                                         row.addClassName("Unread");
 833                                 }
 834                         }
 835                 }
 836
 837                 updateFloatingTitle(true);
 838
 839                 if (rows.length > 0) {
 840
 841                         var cmode = "";
 842
 843                         if (set_state == undefined) {
 844                                 cmode = "2";
 845                         } else if (set_state == true) {
 846                                 cmode = "1";
 847                         } else if (set_state == false) {
 848                                 cmode = "0";
 849                         }
 850
 851                         var query = "?op=rpc&method=catchupSelected" +
 852                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 853
 854                         notify_progress("Loading, please wait...");
 855
 856                         new Ajax.Request("backend.php", {
 857                                 parameters: query,
 858                                 onComplete: function(transport) {
 859                                         handle_rpc_json(transport);
 860                                         if (callback) callback(transport);
 861                                 } });
 862
 863                 }
 864
 865         } catch (e) {
 866                 exception_error("selectionToggleUnread", e);
 867         }
 868 }
 869
 870 // sel_state ignored
 871 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 872         try {
 873
 874                 var rows = ids ? ids : getSelectedArticleIds2();
 875
 876                 if (rows.length == 0 && !no_error) {
 877                         alert(__("No articles are selected."));
 878                         return;
 879                 }
 880
 881                 for (var i = 0; i < rows.length; i++) {
 882                         toggleMark(rows[i], true, true);
 883                 }
 884
 885                 if (rows.length > 0) {
 886
 887                         var query = "?op=rpc&method=markSelected&ids=" +
 888                                 param_escape(rows.toString()) + "&cmode=2";
 889
 890                         new Ajax.Request("backend.php", {
 891                                 parameters: query,
 892                                 onComplete: function(transport) {
 893                                         handle_rpc_json(transport);
 894                                         if (callback) callback(transport);
 895                                 } });
 896
 897                 }
 898
 899         } catch (e) {
 900                 exception_error("selectionToggleMarked", e);
 901         }
 902 }
 903
 904 // sel_state ignored
 905 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 906         try {
 907
 908                 var rows = ids ? ids : getSelectedArticleIds2();
 909
 910                 if (rows.length == 0 && !no_error) {
 911                         alert(__("No articles are selected."));
 912                         return;
 913                 }
 914
 915                 for (var i = 0; i < rows.length; i++) {
 916                         togglePub(rows[i], true, true);
 917                 }
 918
 919                 if (rows.length > 0) {
 920
 921                         var query = "?op=rpc&method=publishSelected&ids=" +
 922                                 param_escape(rows.toString()) + "&cmode=2";
 923
 924                         new Ajax.Request("backend.php", {
 925                                 parameters: query,
 926                                 onComplete: function(transport) {
 927                                         handle_rpc_json(transport);
 928                                 } });
 929
 930                 }
 931
 932         } catch (e) {
 933                 exception_error("selectionToggleMarked", e);
 934         }
 935 }
 936
 937 function getSelectedArticleIds2() {
 938
 939         var rv = [];
 940
 941         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 942                 function(child) {
 943                         rv.push(child.id.replace("RROW-", ""));
 944                 });
 945
 946         return rv;
 947 }
 948
 949 function getLoadedArticleIds() {
 950         var rv = [];
 951
 952         var children = $$("#headlines-frame > div[id*=RROW-]");
 953
 954         children.each(function(child) {
 955                         rv.push(child.id.replace("RROW-", ""));
 956                 });
 957
 958         return rv;
 959
 960 }
 961
 962 // mode = all,none,unread,invert,marked,published
 963 function selectArticles(mode, query) {
 964         try {
 965
 966                 if (!query) query = "#headlines-frame > div[id*=RROW]";
 967
 968                 var children = $$(query);
 969
 970                 children.each(function(child) {
 971                         var id = child.id.replace("RROW-", "");
 972
 973                         var cb = dijit.getEnclosingWidget(
 974                                         child.getElementsByClassName("rchk")[0]);
 975
 976                         if (mode == "all") {
 977                                 child.addClassName("Selected");
 978                                 if (cb) cb.attr("checked", true);
 979                         } else if (mode == "unread") {
 980                                 if (child.hasClassName("Unread")) {
 981                                         child.addClassName("Selected");
 982                                         if (cb) cb.attr("checked", true);
 983                                 } else {
 984                                         child.removeClassName("Selected");
 985                                         if (cb) cb.attr("checked", false);
 986                                 }
 987                         } else if (mode == "marked") {
 988                                 if (child.hasClassName("marked")) {
 989                                         child.addClassName("Selected");
 990                                         if (cb) cb.attr("checked", true);
 991                                 } else {
 992                                         child.removeClassName("Selected");
 993                                         if (cb) cb.attr("checked", false);
 994                                 }
 995                         } else if (mode == "published") {
 996                                 if (child.hasClassName("published")) {
 997                                         child.addClassName("Selected");
 998                                         if (cb) cb.attr("checked", true);
 999                                 } else {
1000                                         child.removeClassName("Selected");
1001                                         if (cb) cb.attr("checked", false);
1002                                 }
1003
1004                         } else if (mode == "invert") {
1005                                 if (child.hasClassName("Selected")) {
1006                                         child.removeClassName("Selected");
1007                                         if (cb) cb.attr("checked", false);
1008                                 } else {
1009                                         child.addClassName("Selected");
1010                                         if (cb) cb.attr("checked", true);
1011                                 }
1012
1013                         } else {
1014                                 child.removeClassName("Selected");
1015                                 if (cb) cb.attr("checked", false);
1016                         }
1017                 });
1018
1019                 updateSelectedPrompt();
1020
1021         } catch (e) {
1022                 exception_error("selectArticles", e);
1023         }
1024 }
1025
1026 function deleteSelection() {
1027
1028         try {
1029
1030                 var rows = getSelectedArticleIds2();
1031
1032                 if (rows.length == 0) {
1033                         alert(__("No articles are selected."));
1034                         return;
1035                 }
1036
1037                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1038                 var str;
1039
1040                 if (getActiveFeedId() != 0) {
1041                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
1042                 } else {
1043                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
1044                 }
1045
1046                 str = str.replace("%d", rows.length);
1047                 str = str.replace("%s", fn);
1048
1049                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1050                         return;
1051                 }
1052
1053                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
1054
1055                 console.log(query);
1056
1057                 new Ajax.Request("backend.php", {
1058                         parameters: query,
1059                         onComplete: function(transport) {
1060                                         handle_rpc_json(transport);
1061                                         viewCurrentFeed();
1062                                 } });
1063
1064         } catch (e) {
1065                 exception_error("deleteSelection", e);
1066         }
1067 }
1068
1069 function archiveSelection() {
1070
1071         try {
1072
1073                 var rows = getSelectedArticleIds2();
1074
1075                 if (rows.length == 0) {
1076                         alert(__("No articles are selected."));
1077                         return;
1078                 }
1079
1080                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1081                 var str;
1082                 var op;
1083
1084                 if (getActiveFeedId() != 0) {
1085                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1086                         op = "archive";
1087                 } else {
1088                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1089
1090                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1091
1092                         op = "unarchive";
1093                 }
1094
1095                 str = str.replace("%d", rows.length);
1096                 str = str.replace("%s", fn);
1097
1098                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1099                         return;
1100                 }
1101
1102                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1103
1104                 console.log(query);
1105
1106                 for (var i = 0; i < rows.length; i++) {
1107                         cache_delete("article:" + rows[i]);
1108                 }
1109
1110                 new Ajax.Request("backend.php", {
1111                         parameters: query,
1112                         onComplete: function(transport) {
1113                                         handle_rpc_json(transport);
1114                                         viewCurrentFeed();
1115                                 } });
1116
1117         } catch (e) {
1118                 exception_error("archiveSelection", e);
1119         }
1120 }
1121
1122 function catchupSelection() {
1123
1124         try {
1125
1126                 var rows = getSelectedArticleIds2();
1127
1128                 if (rows.length == 0) {
1129                         alert(__("No articles are selected."));
1130                         return;
1131                 }
1132
1133                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1134
1135                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1136
1137                 str = str.replace("%d", rows.length);
1138                 str = str.replace("%s", fn);
1139
1140                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1141                         return;
1142                 }
1143
1144                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1145
1146         } catch (e) {
1147                 exception_error("catchupSelection", e);
1148         }
1149 }
1150
1151 function editArticleTags(id) {
1152                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1153
1154                 if (dijit.byId("editTagsDlg"))
1155                         dijit.byId("editTagsDlg").destroyRecursive();
1156
1157                 dialog = new dijit.Dialog({
1158                         id: "editTagsDlg",
1159                         title: __("Edit article Tags"),
1160                         style: "width: 600px",
1161                         execute: function() {
1162                                 if (this.validate()) {
1163                                         var query = dojo.objectToQuery(this.attr('value'));
1164
1165                                         notify_progress("Saving article tags...", true);
1166
1167                                         new Ajax.Request("backend.php", {
1168                                         parameters: query,
1169                                         onComplete: function(transport) {
1170                                                 try {
1171                                                         notify('');
1172                                                         dialog.hide();
1173
1174                                                         var data = JSON.parse(transport.responseText);
1175
1176                                                         if (data) {
1177                                                                 var id = data.id;
1178
1179                                                                 console.log(id);
1180
1181                                                                 var tags = $("ATSTR-" + id);
1182                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1183
1184                                                                 if (tags) tags.innerHTML = data.content;
1185                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1186                                                         }
1187                                                 } catch (e) {
1188                                                         exception_error("editArticleTags/inner", e);
1189                                                 }
1190
1191                                         }});
1192                                 }
1193                         },
1194                         href: query,
1195                 });
1196
1197                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1198                 dojo.disconnect(tmph);
1199
1200                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1201                            "backend.php?op=article&method=completeTags",
1202                            { tokens: ',', paramName: "search" });
1203                 });
1204
1205                 dialog.show();
1206
1207 }
1208
1209 function cdmScrollToArticleId(id, force) {
1210         try {
1211                 var ctr = $("headlines-frame");
1212                 var e = $("RROW-" + id);
1213
1214                 if (!e || !ctr) return;
1215
1216                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1217                                 e.offsetTop < ctr.scrollTop) {
1218
1219                         // expanded cdm has a 4px margin now
1220                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1221                 }
1222
1223         } catch (e) {
1224                 exception_error("cdmScrollToArticleId", e);
1225         }
1226 }
1227
1228 function setActiveArticleId(id) {
1229         _active_article_id = id;
1230         PluginHost.run(PluginHost.HOOK_ARTICLE_SET_ACTIVE, _active_article_id);
1231 }
1232
1233 function getActiveArticleId() {
1234         return _active_article_id;
1235 }
1236
1237 function postMouseIn(e, id) {
1238         post_under_pointer = id;
1239 }
1240
1241 function postMouseOut(id) {
1242         post_under_pointer = false;
1243 }
1244
1245 function unpackVisibleHeadlines() {
1246         try {
1247                 if (!isCdmMode() || !getInitParam("cdm_expanded")) return;
1248
1249                 $$("#headlines-frame > div[id*=RROW]").each(
1250                         function(child) {
1251                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1252                                         $("headlines-frame").offsetHeight) {
1253
1254                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1255
1256                                         if (cencw) {
1257                                                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, child);
1258
1259                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1260                                                 cencw.setAttribute('id', '');
1261                                                 Element.show(cencw);
1262                                         }
1263                                 }
1264                         }
1265                 );
1266
1267         } catch (e) {
1268                 exception_error("unpackVisibleHeadlines", e);
1269         }
1270 }
1271
1272 function headlines_scroll_handler(e) {
1273         try {
1274                 var hsp = $("headlines-spacer");
1275
1276                 unpackVisibleHeadlines();
1277
1278                 // set topmost child in the buffer as active
1279                 if (isCdmMode() && getInitParam("cdm_auto_catchup") == 1 &&
1280                                 getSelectedArticleIds2().length <= 1 &&
1281                                 getInitParam("cdm_expanded")) {
1282                         var rows = $$("#headlines-frame > div[id*=RROW]");
1283
1284                         for (var i = 0; i < rows.length; i++) {
1285                                 var child = rows[i];
1286
1287                                 if ($("headlines-frame").scrollTop <= child.offsetTop &&
1288                                         child.offsetTop - $("headlines-frame").scrollTop < 100 &&
1289                                         child.id.replace("RROW-", "") != _active_article_id) {
1290
1291                                         if (_active_article_id) {
1292                                                 var row = $("RROW-" + _active_article_id);
1293                                                 if (row) row.removeClassName("active");
1294                                         }
1295
1296                                         _active_article_id = child.id.replace("RROW-", "");
1297                                         showArticleInHeadlines(_active_article_id, true);
1298                                         updateSelectedPrompt();
1299                                         break;
1300                                 }
1301                         }
1302                 }
1303
1304                 if (!_infscroll_disable) {
1305                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1306                                         (e.scrollHeight != 0 &&
1307                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1308
1309                                 if (hsp)
1310                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1311                                                 __("Loading, please wait...");
1312
1313                                 loadMoreHeadlines();
1314                                 return;
1315
1316                         }
1317                 } else {
1318                         if (hsp) hsp.innerHTML = "";
1319                 }
1320
1321                 if (isCdmMode()) {
1322                         updateFloatingTitle();
1323                 }
1324
1325                 if (getInitParam("cdm_auto_catchup") == 1) {
1326
1327                         // let's get DOM some time to settle down
1328                         var ts = new Date().getTime();
1329                         if (ts - _last_headlines_update < 100) return;
1330
1331                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1332                                 function(child) {
1333                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1334                                                         (child.offsetTop + child.offsetHeight/2)) {
1335
1336                                                 var id = child.id.replace("RROW-", "");
1337
1338                                                 if (catchup_id_batch.indexOf(id) == -1)
1339                                                         catchup_id_batch.push(id);
1340
1341                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1342                                         }
1343
1344                                 });
1345
1346                         if (catchup_id_batch.length > 0) {
1347                                 window.clearTimeout(catchup_timeout_id);
1348
1349                                 if (!_infscroll_request_sent) {
1350                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1351                                                 500);
1352                                 }
1353                         }
1354                 }
1355
1356         } catch (e) {
1357                 console.warn("headlines_scroll_handler: " + e);
1358         }
1359 }
1360
1361 function catchupBatchedArticles() {
1362         try {
1363                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1364
1365                         // make a copy of the array
1366                         var batch = catchup_id_batch.slice();
1367                         var query = "?op=rpc&method=catchupSelected" +
1368                                 "&cmode=0&ids=" + param_escape(batch.toString());
1369
1370                         console.log(query);
1371
1372                         new Ajax.Request("backend.php", {
1373                                 parameters: query,
1374                                 onComplete: function(transport) {
1375                                         handle_rpc_json(transport);
1376
1377                                         reply = JSON.parse(transport.responseText);
1378                                         var batch = reply.ids;
1379
1380                                         batch.each(function(id) {
1381                                                 console.log(id);
1382                                                 var elem = $("RROW-" + id);
1383                                                 if (elem) elem.removeClassName("Unread");
1384                                                 catchup_id_batch.remove(id);
1385                                         });
1386
1387                                         updateFloatingTitle(true);
1388
1389                                 } });
1390                 }
1391
1392         } catch (e) {
1393                 exception_error("catchupBatchedArticles", e);
1394         }
1395 }
1396
1397 function catchupRelativeToArticle(below, id) {
1398
1399         try {
1400
1401                 if (!id) id = getActiveArticleId();
1402
1403                 if (!id) {
1404                         alert(__("No article is selected."));
1405                         return;
1406                 }
1407
1408                 var visible_ids = getVisibleArticleIds();
1409
1410                 var ids_to_mark = new Array();
1411
1412                 if (!below) {
1413                         for (var i = 0; i < visible_ids.length; i++) {
1414                                 if (visible_ids[i] != id) {
1415                                         var e = $("RROW-" + visible_ids[i]);
1416
1417                                         if (e && e.hasClassName("Unread")) {
1418                                                 ids_to_mark.push(visible_ids[i]);
1419                                         }
1420                                 } else {
1421                                         break;
1422                                 }
1423                         }
1424                 } else {
1425                         for (var i = visible_ids.length-1; i >= 0; i--) {
1426                                 if (visible_ids[i] != id) {
1427                                         var e = $("RROW-" + visible_ids[i]);
1428
1429                                         if (e && e.hasClassName("Unread")) {
1430                                                 ids_to_mark.push(visible_ids[i]);
1431                                         }
1432                                 } else {
1433                                         break;
1434                                 }
1435                         }
1436                 }
1437
1438                 if (ids_to_mark.length == 0) {
1439                         alert(__("No articles found to mark"));
1440                 } else {
1441                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1442
1443                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1444
1445                                 for (var i = 0; i < ids_to_mark.length; i++) {
1446                                         var e = $("RROW-" + ids_to_mark[i]);
1447                                         e.removeClassName("Unread");
1448                                 }
1449
1450                                 var query = "?op=rpc&method=catchupSelected" +
1451                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1452
1453                                 new Ajax.Request("backend.php", {
1454                                         parameters: query,
1455                                         onComplete: function(transport) {
1456                                                 handle_rpc_json(transport);
1457                                         } });
1458
1459                         }
1460                 }
1461
1462         } catch (e) {
1463                 exception_error("catchupRelativeToArticle", e);
1464         }
1465 }
1466
1467 function cdmCollapseArticle(event, id, unmark) {
1468         try {
1469                 if (unmark == undefined) unmark = true;
1470
1471                 var row = $("RROW-" + id);
1472                 var elem = $("CICD-" + id);
1473
1474                 if (elem && row) {
1475                         var collapse = $$("div#RROW-" + id +
1476                                 " span[class='collapseBtn']")[0];
1477
1478                         Element.hide(elem);
1479                         Element.show("CEXC-" + id);
1480                         Element.hide(collapse);
1481
1482                         if (unmark) {
1483                                 row.removeClassName("active");
1484
1485                                 markHeadline(id, false);
1486
1487                                 if (id == getActiveArticleId()) {
1488                                         setActiveArticleId(0);
1489                                 }
1490
1491                                 updateSelectedPrompt();
1492                         }
1493
1494                         if (event) Event.stop(event);
1495
1496                         PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
1497
1498                         if (row.offsetTop < $("headlines-frame").scrollTop)
1499                                 scrollToRowId(row.id);
1500
1501                         Element.hide("floatingTitle");
1502                         $("floatingTitle").setAttribute("rowid", false);
1503                 }
1504
1505         } catch (e) {
1506                 exception_error("cdmCollapseArticle", e);
1507         }
1508 }
1509
1510 function cdmExpandArticle(id, noexpand) {
1511         try {
1512                 console.log("cdmExpandArticle " + id);
1513
1514                 if (!$("RROW-" + id)) return false;
1515
1516                 var oldrow = $("RROW-" + getActiveArticleId());
1517
1518                 var elem = $("CICD-" + getActiveArticleId());
1519
1520                 if (id == getActiveArticleId() && Element.visible(elem))
1521                         return true;
1522
1523                 selectArticles("none");
1524
1525                 var old_offset = $("RROW-" + id).offsetTop;
1526
1527                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1528                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1529                                 " span[class='collapseBtn']")[0];
1530
1531                         Element.hide(elem);
1532                         Element.show("CEXC-" + getActiveArticleId());
1533                         Element.hide(collapse);
1534                 }
1535
1536                 if (oldrow) oldrow.removeClassName("active");
1537
1538                 setActiveArticleId(id);
1539
1540                 elem = $("CICD-" + id);
1541
1542                 var collapse = $$("div#RROW-" + id +
1543                                 " span[class='collapseBtn']")[0];
1544
1545                 var cencw = $("CENCW-" + id);
1546
1547                 if (!Element.visible(elem) && !noexpand) {
1548                         if (cencw) {
1549                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1550                                 cencw.setAttribute('id', '');
1551                                 Element.show(cencw);
1552                         }
1553
1554                         Element.show(elem);
1555                         Element.hide("CEXC-" + id);
1556                         Element.show(collapse);
1557                 }
1558
1559                 var new_offset = $("RROW-" + id).offsetTop;
1560
1561                 if (old_offset > new_offset)
1562                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1563
1564                 if (!noexpand)
1565                         toggleUnread(id, 0, true);
1566                 toggleSelected(id);
1567                 $("RROW-" + id).addClassName("active");
1568
1569                 PluginHost.run(PluginHost.HOOK_ARTICLE_EXPANDED, id);
1570
1571         } catch (e) {
1572                 exception_error("cdmExpandArticle", e);
1573         }
1574
1575         return false;
1576 }
1577
1578 function getArticleUnderPointer() {
1579         return post_under_pointer;
1580 }
1581
1582 function scrollArticle(offset) {
1583         try {
1584                 if (!isCdmMode()) {
1585                         var ci = $("content-insert");
1586                         if (ci) {
1587                                 ci.scrollTop += offset;
1588                         }
1589                 } else {
1590                         var hi = $("headlines-frame");
1591                         if (hi) {
1592                                 hi.scrollTop += offset;
1593                         }
1594
1595                 }
1596         } catch (e) {
1597                 exception_error("scrollArticle", e);
1598         }
1599 }
1600
1601 function show_labels_in_headlines(transport) {
1602         try {
1603                 var data = JSON.parse(transport.responseText);
1604
1605                 if (data) {
1606                         data['info-for-headlines'].each(function(elem) {
1607                                 $$(".HLLCTR-" + elem.id).each(function(ctr) {
1608                                         ctr.innerHTML = elem.labels;
1609                                 });
1610                         });
1611                 }
1612         } catch (e) {
1613                 exception_error("show_labels_in_headlines", e);
1614         }
1615 }
1616
1617 function dismissArticle(id) {
1618         try {
1619                 var elem = $("RROW-" + id);
1620
1621                 if (!elem) return;
1622
1623                 toggleUnread(id, 0, true);
1624
1625                 new Effect.Fade(elem, {duration : 0.5});
1626
1627                 // Remove the content, too
1628                 var elem_content = $("CICD-" + id);
1629                 if (elem_content) {
1630                         Element.remove(elem_content);
1631                 }
1632
1633                 if (id == getActiveArticleId()) {
1634                         setActiveArticleId(0);
1635                 }
1636
1637         } catch (e) {
1638                 exception_error("dismissArticle", e);
1639         }
1640 }
1641
1642 function dismissSelectedArticles() {
1643         try {
1644
1645                 var ids = getVisibleArticleIds();
1646                 var tmp = [];
1647                 var sel = [];
1648
1649                 for (var i = 0; i < ids.length; i++) {
1650                         var elem = $("RROW-" + ids[i]);
1651
1652                         if (elem.className && elem.hasClassName("Selected") &&
1653                                         ids[i] != getActiveArticleId()) {
1654                                 new Effect.Fade(elem, {duration : 0.5});
1655                                 sel.push(ids[i]);
1656
1657                                 // Remove the content, too
1658                                 var elem_content = $("CICD-" + ids[i]);
1659                                 if (elem_content) {
1660                                         Element.remove(elem_content);
1661                                 }
1662                         } else {
1663                                 tmp.push(ids[i]);
1664                         }
1665                 }
1666
1667                 if (sel.length > 0)
1668                         selectionToggleUnread(false);
1669
1670
1671         } catch (e) {
1672                 exception_error("dismissSelectedArticles", e);
1673         }
1674 }
1675
1676 function dismissReadArticles() {
1677         try {
1678
1679                 var ids = getVisibleArticleIds();
1680                 var tmp = [];
1681
1682                 for (var i = 0; i < ids.length; i++) {
1683                         var elem = $("RROW-" + ids[i]);
1684
1685                         if (elem.className && !elem.hasClassName("Unread") &&
1686                                         !elem.hasClassName("Selected")) {
1687
1688                                 new Effect.Fade(elem, {duration : 0.5});
1689
1690                                 // Remove the content, too
1691                                 var elem_content = $("CICD-" + ids[i]);
1692                                 if (elem_content) {
1693                                         Element.remove(elem_content);
1694                                 }
1695                         } else {
1696                                 tmp.push(ids[i]);
1697                         }
1698                 }
1699
1700         } catch (e) {
1701                 exception_error("dismissReadArticles", e);
1702         }
1703 }
1704
1705 function getVisibleArticleIds() {
1706         var ids = [];
1707
1708         try {
1709
1710                 getLoadedArticleIds().each(function(id) {
1711                         var elem = $("RROW-" + id);
1712                         if (elem && Element.visible(elem))
1713                                 ids.push(id);
1714                         });
1715
1716         } catch (e) {
1717                 exception_error("getVisibleArticleIds", e);
1718         }
1719
1720         return ids;
1721 }
1722
1723 function cdmClicked(event, id) {
1724         try {
1725                 //var shift_key = event.shiftKey;
1726
1727                 if (!event.ctrlKey) {
1728
1729                         if (!getInitParam("cdm_expanded")) {
1730                                 return cdmExpandArticle(id);
1731                         } else {
1732
1733                                 var elem = $("RROW-" + getActiveArticleId());
1734
1735                                 if (elem) elem.removeClassName("active");
1736
1737                                 selectArticles("none");
1738                                 toggleSelected(id);
1739
1740                                 var elem = $("RROW-" + id);
1741                                 var article_is_unread = elem.hasClassName("Unread");
1742
1743                                 elem.removeClassName("Unread");
1744                                 elem.addClassName("active");
1745
1746                                 setActiveArticleId(id);
1747
1748                                 if (article_is_unread) {
1749                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1750                                         updateFloatingTitle(true);
1751                                 }
1752
1753                                 var query = "?op=rpc&method=catchupSelected" +
1754                                         "&cmode=0&ids=" + param_escape(id);
1755
1756                                 new Ajax.Request("backend.php", {
1757                                         parameters: query,
1758                                         onComplete: function(transport) {
1759                                                 handle_rpc_json(transport);
1760                                         } });
1761
1762                                 return !event.shiftKey;
1763                         }
1764
1765                 } else if (event.target.parents(".cdmHeader").length > 0) {
1766
1767                         toggleSelected(id, true);
1768
1769                         var elem = $("RROW-" + id);
1770                         var article_is_unread = elem.hasClassName("Unread");
1771
1772                         if (article_is_unread) {
1773                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1774                         }
1775
1776                         toggleUnread(id, 0, false);
1777
1778                         openArticleInNewWindow(id);
1779                 }
1780
1781                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1782                 request_counters(unread_in_buffer == 0);
1783
1784         } catch (e) {
1785                 exception_error("cdmClicked");
1786         }
1787
1788         return false;
1789 }
1790
1791 function hlClicked(event, id) {
1792         try {
1793                 if (event.which == 2) {
1794                         view(id);
1795                         return true;
1796                 } else if (event.ctrlKey) {
1797                         toggleSelected(id, true);
1798                         toggleUnread(id, 0, false);
1799                         openArticleInNewWindow(id);
1800                         return false;
1801                 } else {
1802                         view(id);
1803                         return false;
1804                 }
1805
1806         } catch (e) {
1807                 exception_error("hlClicked");
1808         }
1809 }
1810
1811 function getFirstVisibleHeadlineId() {
1812         var rows = getVisibleArticleIds();
1813         return rows[0];
1814
1815 }
1816
1817 function getLastVisibleHeadlineId() {
1818         var rows = getVisibleArticleIds();
1819         return rows[rows.length-1];
1820 }
1821
1822 function openArticleInNewWindow(id) {
1823         toggleUnread(id, 0, false);
1824         window.open("backend.php?op=article&method=redirect&id=" + id);
1825 }
1826
1827 function isCdmMode() {
1828         return getInitParam("combined_display_mode");
1829 }
1830
1831 function markHeadline(id, marked) {
1832         if (marked == undefined) marked = true;
1833
1834         var row = $("RROW-" + id);
1835         if (row) {
1836                 var check = dijit.getEnclosingWidget(
1837                                 row.getElementsByClassName("rchk")[0]);
1838
1839                 if (check) {
1840                         check.attr("checked", marked);
1841                 }
1842
1843                 if (marked)
1844                         row.addClassName("Selected");
1845                 else
1846                         row.removeClassName("Selected");
1847         }
1848 }
1849
1850 function getRelativePostIds(id, limit) {
1851
1852         var tmp = [];
1853
1854         try {
1855
1856                 if (!limit) limit = 6; //3
1857
1858                 var ids = getVisibleArticleIds();
1859
1860                 for (var i = 0; i < ids.length; i++) {
1861                         if (ids[i] == id) {
1862                                 for (var k = 1; k <= limit; k++) {
1863                                         //if (i > k-1) tmp.push(ids[i-k]);
1864                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1865                                 }
1866                                 break;
1867                         }
1868                 }
1869
1870         } catch (e) {
1871                 exception_error("getRelativePostIds", e);
1872         }
1873
1874         return tmp;
1875 }
1876
1877 function correctHeadlinesOffset(id) {
1878
1879         try {
1880
1881                 var container = $("headlines-frame");
1882                 var row = $("RROW-" + id);
1883
1884                 if (!container || !row) return;
1885
1886                 var viewport = container.offsetHeight;
1887
1888                 var rel_offset_top = row.offsetTop - container.scrollTop;
1889                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1890
1891                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1892                 //console.log("Vport: " + viewport);
1893
1894                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1895                         container.scrollTop = row.offsetTop;
1896                 } else if (rel_offset_bottom > viewport) {
1897
1898                         /* doesn't properly work with Opera in some cases because
1899                                 Opera fucks up element scrolling */
1900
1901                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1902                 }
1903
1904         } catch (e) {
1905                 exception_error("correctHeadlinesOffset", e);
1906         }
1907
1908 }
1909
1910 function headlineActionsChange(elem) {
1911         try {
1912                 eval(elem.value);
1913                 elem.attr('value', 'false');
1914         } catch (e) {
1915                 exception_error("headlineActionsChange", e);
1916         }
1917 }
1918
1919 function closeArticlePanel() {
1920
1921         if (dijit.byId("content-insert"))
1922                 dijit.byId("headlines-wrap-inner").removeChild(
1923                         dijit.byId("content-insert"));
1924 }
1925
1926 function initFloatingMenu() {
1927         try {
1928                 if (dijit.byId("floatingMenu"))
1929                         dijit.byId("floatingMenu").destroyRecursive();
1930
1931                         var menu = new dijit.Menu({
1932                                 id: "floatingMenu",
1933                                 targetNodeIds: ["floatingTitle"]
1934                         });
1935
1936                         var id = $("floatingTitle").getAttribute("rowid").replace("RROW-", "");
1937
1938                         headlinesMenuCommon(menu, id);
1939
1940                         menu.startup();
1941         } catch (e) {
1942                 exception_error("initFloatingMenu", e);
1943         }
1944 }
1945
1946 function headlinesMenuCommon(menu, base_id) {
1947         try {
1948
1949                 menu.addChild(new dijit.MenuItem({
1950                         label: __("Open original article"),
1951                         onClick: function(event) {
1952                                 openArticleInNewWindow(base_id ? base_id : this.getParent().callerRowId);
1953                         }}));
1954
1955                 menu.addChild(new dijit.MenuItem({
1956                         label: __("Display article URL"),
1957                         onClick: function(event) {
1958                                 displayArticleUrl(base_id ? base_id : this.getParent().callerRowId);
1959                         }}));
1960
1961                 menu.addChild(new dijit.MenuSeparator());
1962
1963                 menu.addChild(new dijit.MenuItem({
1964                         label: __("Toggle unread"),
1965                         onClick: function(event) {
1966                                 var ids = getSelectedArticleIds2();
1967                                 // cast to string
1968                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1969                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1970
1971                                 selectionToggleUnread(undefined, false, true, ids);
1972                                 }}));
1973
1974                 menu.addChild(new dijit.MenuItem({
1975                         label: __("Toggle starred"),
1976                         onClick: function(event) {
1977                                 var ids = getSelectedArticleIds2();
1978                                 // cast to string
1979                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1980                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1981
1982                                 selectionToggleMarked(undefined, false, true, ids);
1983                                 }}));
1984
1985                 menu.addChild(new dijit.MenuItem({
1986                         label: __("Toggle published"),
1987                         onClick: function(event) {
1988                                 var ids = getSelectedArticleIds2();
1989                                 // cast to string
1990                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1991                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1992
1993                                 selectionTogglePublished(undefined, false, true, ids);
1994                                 }}));
1995
1996                 menu.addChild(new dijit.MenuSeparator());
1997
1998                 menu.addChild(new dijit.MenuItem({
1999                         label: __("Mark above as read"),
2000                         onClick: function(event) {
2001                                 catchupRelativeToArticle(0, base_id ? base_id : this.getParent().callerRowId);
2002                                 }}));
2003
2004                 menu.addChild(new dijit.MenuItem({
2005                         label: __("Mark below as read"),
2006                         onClick: function(event) {
2007                                 catchupRelativeToArticle(1, base_id ? base_id : this.getParent().callerRowId);
2008                                 }}));
2009
2010
2011                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
2012
2013                 if (labels) {
2014
2015                         menu.addChild(new dijit.MenuSeparator());
2016
2017                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
2018                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
2019
2020                         labels.each(function(label) {
2021                                 var id = label.id[0];
2022                                 var bare_id = id.substr(id.indexOf(":")+1);
2023                                 var name = label.name[0];
2024
2025                                 bare_id = feed_to_label_id(bare_id);
2026
2027                                 labelAddMenu.addChild(new dijit.MenuItem({
2028                                         label: name,
2029                                         labelId: bare_id,
2030                                         onClick: function(event) {
2031                                                 var ids = getSelectedArticleIds2();
2032                                                 // cast to string
2033                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2034
2035                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2036
2037                                                 selectionAssignLabel(this.labelId, ids);
2038                                 }}));
2039
2040                                 labelDelMenu.addChild(new dijit.MenuItem({
2041                                         label: name,
2042                                         labelId: bare_id,
2043                                         onClick: function(event) {
2044                                                 var ids = getSelectedArticleIds2();
2045                                                 // cast to string
2046                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2047
2048                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2049
2050                                                 selectionRemoveLabel(this.labelId, ids);
2051                                 }}));
2052
2053                         });
2054
2055                         menu.addChild(new dijit.PopupMenuItem({
2056                                 label: __("Assign label"),
2057                                 popup: labelAddMenu,
2058                         }));
2059
2060                         menu.addChild(new dijit.PopupMenuItem({
2061                                 label: __("Remove label"),
2062                                 popup: labelDelMenu,
2063                         }));
2064
2065                 }
2066
2067
2068         } catch (e) {
2069                 exception_error("headlinesMenuCommon", e);
2070         }
2071 }
2072
2073 function initHeadlinesMenu() {
2074         try {
2075                 if (dijit.byId("headlinesMenu"))
2076                         dijit.byId("headlinesMenu").destroyRecursive();
2077
2078                 var ids = [];
2079
2080                 if (!isCdmMode()) {
2081                         nodes = $$("#headlines-frame > div[id*=RROW]");
2082                 } else {
2083                         nodes = $$("#headlines-frame span[id*=RTITLE]");
2084                 }
2085
2086                 nodes.each(function(node) {
2087                         ids.push(node.id);
2088                 });
2089
2090                 var menu = new dijit.Menu({
2091                         id: "headlinesMenu",
2092                         targetNodeIds: ids,
2093                 });
2094
2095                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
2096                         var callerNode = event.target, match = null, tries = 0;
2097
2098                         while (match == null && callerNode && tries <= 3) {
2099                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2100                                 callerNode = callerNode.parentNode;
2101                                 ++tries;
2102                         }
2103
2104                         if (match) this.callerRowId = parseInt(match[1]);
2105
2106                 });
2107
2108                 headlinesMenuCommon(menu, false);
2109
2110                 menu.startup();
2111
2112                 /* vgroup feed title menu */
2113
2114                 var nodes = $$("#headlines-frame > div[class='cdmFeedTitle']");
2115                 var ids = [];
2116
2117                 nodes.each(function(node) {
2118                         ids.push(node.id);
2119                 });
2120
2121                 if (ids.length > 0) {
2122                         if (dijit.byId("headlinesFeedTitleMenu"))
2123                                 dijit.byId("headlinesFeedTitleMenu").destroyRecursive();
2124
2125                         var menu = new dijit.Menu({
2126                                 id: "headlinesFeedTitleMenu",
2127                                 targetNodeIds: ids,
2128                         });
2129
2130                         var tmph = dojo.connect(menu, '_openMyself', function (event) {
2131                                 var callerNode = event.target, match = null, tries = 0;
2132
2133                                 while (match == null && callerNode && tries <= 3) {
2134                                         console.log(callerNode.id);
2135
2136                                         match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2137                                         callerNode = callerNode.parentNode;
2138                                         ++tries;
2139
2140                                         console.log(match[1]);
2141                                 }
2142
2143                                 if (match) this.callerRowId = parseInt(match[1]);
2144
2145                         });
2146
2147                         menu.addChild(new dijit.MenuItem({
2148                                 label: __("Select articles in group"),
2149                                 onClick: function(event) {
2150                                         selectArticles("all",
2151                                                 "#headlines-frame > div[id*=RROW]"+
2152                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2153
2154                                 }}));
2155
2156                         menu.addChild(new dijit.MenuItem({
2157                                 label: __("Mark group as read"),
2158                                 onClick: function(event) {
2159                                         selectArticles("none");
2160                                         selectArticles("all",
2161                                                 "#headlines-frame > div[id*=RROW]"+
2162                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2163
2164                                         catchupSelection();
2165                                 }}));
2166
2167
2168                         menu.addChild(new dijit.MenuItem({
2169                                 label: __("Mark feed as read"),
2170                                 onClick: function(event) {
2171                                         catchupFeedInGroup(menu.callerRowId);
2172                                 }}));
2173
2174                         menu.startup();
2175
2176                 }
2177
2178         } catch (e) {
2179                 exception_error("initHeadlinesMenu", e);
2180         }
2181 }
2182
2183 function cache_set(id, obj) {
2184         //console.log("cache_set: " + id);
2185         if (has_storage)
2186                 try {
2187                         sessionStorage[id] = obj;
2188                 } catch (e) {
2189                         sessionStorage.clear();
2190                 }
2191 }
2192
2193 function cache_get(id) {
2194         if (has_storage)
2195                 return sessionStorage[id];
2196 }
2197
2198 function cache_clear() {
2199         if (has_storage)
2200                 sessionStorage.clear();
2201 }
2202
2203 function cache_delete(id) {
2204         if (has_storage)
2205                 sessionStorage.removeItem(id);
2206 }
2207
2208 function cancelSearch() {
2209         try {
2210                 _search_query = "";
2211                 viewCurrentFeed();
2212         } catch (e) {
2213                 exception_error("cancelSearch", e);
2214         }
2215 }
2216
2217 function setSelectionScore() {
2218         try {
2219                 var ids = getSelectedArticleIds2();
2220
2221                 if (ids.length > 0) {
2222                         console.log(ids);
2223
2224                         var score = prompt(__("Please enter new score for selected articles:"), score);
2225
2226                         if (score != undefined) {
2227                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2228                                         "&score=" + param_escape(score);
2229
2230                                 new Ajax.Request("backend.php", {
2231                                         parameters: query,
2232                                         onComplete: function(transport) {
2233                                                 var reply = JSON.parse(transport.responseText);
2234                                                 if (reply) {
2235                                                         console.log(ids);
2236
2237                                                         ids.each(function(id) {
2238                                                                 var row = $("RROW-" + id);
2239
2240                                                                 if (row) {
2241                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2242
2243                                                                         if (pic) {
2244                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2245                                                                                         reply["score_pic"]);
2246                                                                                 pic.setAttribute("score", score);
2247                                                                         }
2248                                                                 }
2249                                                         });
2250                                                 }
2251                                         } });
2252                         }
2253
2254                 } else {
2255                         alert(__("No articles are selected."));
2256                 }
2257         } catch (e) {
2258                 exception_error("setSelectionScore", e);
2259         }
2260 }
2261
2262 function changeScore(id, pic) {
2263         try {
2264                 var score = pic.getAttribute("score");
2265
2266                 var new_score = prompt(__("Please enter new score for this article:"), score);
2267
2268                 if (new_score != undefined) {
2269
2270                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2271                                 "&score=" + param_escape(new_score);
2272
2273                         new Ajax.Request("backend.php", {
2274                                 parameters: query,
2275                                 onComplete: function(transport) {
2276                                         var reply = JSON.parse(transport.responseText);
2277
2278                                         if (reply) {
2279                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2280                                                 pic.setAttribute("score", new_score);
2281                                         }
2282                                 } });
2283                 }
2284         } catch (e) {
2285                 exception_error("changeScore", e);
2286         }
2287 }
2288
2289 function displayArticleUrl(id) {
2290         try {
2291                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2292
2293                         new Ajax.Request("backend.php", {
2294                                 parameters: query,
2295                                 onComplete: function(transport) {
2296                                         var reply = JSON.parse(transport.responseText);
2297
2298                                         if (reply && reply.link) {
2299                                                 prompt(__("Article URL:"), reply.link);
2300                                         }
2301                                 } });
2302         } catch (e) {
2303                 exception_error("changeScore", e);
2304         }
2305 }
2306
2307 function openSelectedAttachment(elem) {
2308         try {
2309                 var url = elem[elem.selectedIndex].value;
2310
2311                 if (url) {
2312                         window.open(url);
2313                         elem.selectedIndex = 0;
2314                 }
2315
2316         } catch (e) {
2317                 exception_error("openSelectedAttachment", e);
2318         }
2319 }
2320
2321 function scrollToRowId(id) {
2322         try {
2323                 var row = $(id);
2324
2325                 if (row)
2326                         $("headlines-frame").scrollTop = row.offsetTop;
2327
2328         } catch (e) {
2329                 exception_error("scrollToRowId", e);
2330         }
2331 }
2332
2333 function updateFloatingTitle(unread_only) {
2334         try {
2335                 if (!isCdmMode()) return;
2336
2337                 var hf = $("headlines-frame");
2338
2339                 var elems = $$("#headlines-frame > div[id*=RROW]");
2340
2341                 for (var i = 0; i < elems.length; i++) {
2342
2343                         var child = elems[i];
2344
2345                         if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
2346
2347                                 var header = child.getElementsByClassName("cdmHeader")[0];
2348
2349                                 if (unread_only || child.id != $("floatingTitle").getAttribute("rowid")) {
2350                                         if (child.id != $("floatingTitle").getAttribute("rowid")) {
2351                                                 $("floatingTitle").setAttribute("rowid", child.id);
2352                                                 $("floatingTitle").innerHTML = header.innerHTML;
2353                                                 $("floatingTitle").firstChild.innerHTML = "<img class='anchor markedPic' src='images/page_white_go.png' onclick=\"scrollToRowId('"+child.id+"')\">" + $("floatingTitle").firstChild.innerHTML;
2354
2355                                                 initFloatingMenu();
2356
2357                                                 var cb = $$("#floatingTitle .dijitCheckBox")[0];
2358
2359                                                 if (cb)
2360                                                         cb.parentNode.removeChild(cb);
2361                                         }
2362
2363                                         if (child.hasClassName("Unread"))
2364                                                 $("floatingTitle").addClassName("Unread");
2365                                         else
2366                                                 $("floatingTitle").removeClassName("Unread");
2367
2368                                         PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
2369                                 }
2370
2371                                 if (child.offsetTop < hf.scrollTop - header.offsetHeight &&
2372                                                 child.offsetTop + child.offsetHeight - hf.scrollTop > header.offsetHeight)
2373                                         Element.show("floatingTitle");
2374                                 else
2375                                         Element.hide("floatingTitle");
2376
2377                                 return;
2378
2379                         }
2380                 }
2381
2382         } catch (e) {
2383                 exception_error("updateFloatingTitle", e);
2384         }
2385 }