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 var current_first_id = 0;
  17
  18 var _catchup_request_sent = false;
  19
  20 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  21
  22 function headlines_callback2(transport, offset, background, infscroll_req) {
  23         try {
  24                 handle_rpc_json(transport);
  25
  26                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  27
  28                 var is_cat = false;
  29                 var feed_id = false;
  30
  31                 var reply = false;
  32
  33                 try {
  34                         reply = JSON.parse(transport.responseText);
  35                 } catch (e) {
  36                         console.error(e);
  37                 }
  38
  39                 if (reply) {
  40
  41                         is_cat = reply['headlines']['is_cat'];
  42                         feed_id = reply['headlines']['id'];
  43
  44                         if (background) {
  45                                 var content = reply['headlines']['content'];
  46
  47                                 content = content + "<div id='headlines-spacer'></div>";
  48                                 return;
  49                         }
  50
  51                         if (feed_id != -7 && (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat()))
  52                                 return;
  53
  54                         /* dijit.getEnclosingWidget(
  55                                 document.forms["main_toolbar_form"].update).attr('disabled',
  56                                         is_cat || feed_id <= 0); */
  57
  58                         try {
  59                                 if (infscroll_req == false) {
  60                                         $("headlines-frame").scrollTop = 0;
  61
  62                                         $("floatingTitle").style.visibility = "hidden";
  63                                         $("floatingTitle").setAttribute("rowid", 0);
  64                                         $("floatingTitle").innerHTML = "";
  65                                 }
  66                         } catch (e) { };
  67
  68                         $("headlines-frame").removeClassName("cdm");
  69                         $("headlines-frame").removeClassName("normal");
  70
  71                         $("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
  72
  73                         var headlines_count = reply['headlines-info']['count'];
  74
  75                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  76
  77                         if (parseInt(headlines_count) < 30) {
  78                                 _infscroll_disable = 1;
  79                         } else {
  80                                 _infscroll_disable = 0;
  81                         }
  82
  83                         current_first_id = reply['headlines']['first_id'];
  84                         var counters = reply['counters'];
  85                         var articles = reply['articles'];
  86                         //var runtime_info = reply['runtime-info'];
  87
  88                         if (infscroll_req == false) {
  89                                 loaded_article_ids = [];
  90
  91                                 dojo.html.set($("headlines-toolbar"),
  92                                                 reply['headlines']['toolbar'],
  93                                                 {parseContent: true});
  94
  95                                 /*dojo.html.set($("headlines-frame"),
  96                                         reply['headlines']['content'],
  97                                         {parseContent: true});
  98
  99                                 $$("#headlines-frame div[id*='RROW']").each(function(row) {
 100                                         loaded_article_ids.push(row.id);
 101                                 });*/
 102
 103                                 $("headlines-frame").innerHTML = '';
 104
 105                                 var tmp = new Element("div");
 106                                 tmp.innerHTML = reply['headlines']['content'];
 107                                 dojo.parser.parse(tmp);
 108
 109                                 while (tmp.hasChildNodes()) {
 110                                         var row = tmp.removeChild(tmp.firstChild);
 111
 112                                         if (loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("cdmFeedTitle")) {
 113                                                 dijit.byId("headlines-frame").domNode.appendChild(row);
 114
 115                                                 loaded_article_ids.push(row.id);
 116                                         }
 117                                 }
 118
 119                                 var hsp = $("headlines-spacer");
 120                                 if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 121                                 dijit.byId('headlines-frame').domNode.appendChild(hsp);
 122
 123                                 initHeadlinesMenu();
 124
 125                                 if (_infscroll_disable)
 126                                         hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 127                                                 __("Click to open next unread feed.") + "</a>";
 128
 129                                 if (_search_query) {
 130                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 131                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 132                                                 "</span>";
 133                                 }
 134
 135                         } else {
 136
 137                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 138                                         console.log("adding some more headlines: " + headlines_count);
 139
 140                                         var c = dijit.byId("headlines-frame");
 141                                         var ids = getSelectedArticleIds2();
 142
 143                                         var hsp = $("headlines-spacer");
 144
 145                                         if (hsp)
 146                                                 c.domNode.removeChild(hsp);
 147
 148                                         var tmp = new Element("div");
 149                                         tmp.innerHTML = reply['headlines']['content'];
 150                                         dojo.parser.parse(tmp);
 151
 152                                         while (tmp.hasChildNodes()) {
 153                                                 var row = tmp.removeChild(tmp.firstChild);
 154
 155                                                 if (loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("cdmFeedTitle")) {
 156                                                         dijit.byId("headlines-frame").domNode.appendChild(row);
 157
 158                                                         loaded_article_ids.push(row.id);
 159                                                 }
 160                                         }
 161
 162                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 163                                         c.domNode.appendChild(hsp);
 164
 165                                         if (headlines_count < 30) _infscroll_disable = true;
 166
 167                                         console.log("restore selected ids: " + ids);
 168
 169                                         for (var i = 0; i < ids.length; i++) {
 170                                                 markHeadline(ids[i]);
 171                                         }
 172
 173                                         initHeadlinesMenu();
 174
 175                                         if (_infscroll_disable) {
 176                                                 hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 177                                                 __("Click to open next unread feed.") + "</a>";
 178                                         }
 179
 180                                 } else {
 181                                         console.log("no new headlines received");
 182
 183                                         var first_id_changed = reply['headlines']['first_id_changed'];
 184                                         console.log("first id changed:" + first_id_changed);
 185
 186                                         var hsp = $("headlines-spacer");
 187
 188                                         if (hsp) {
 189                                                 if (first_id_changed) {
 190                                                         hsp.innerHTML = "<a href='#' onclick='viewCurrentFeed()'>" +
 191                                                         __("New articles found, reload feed to continue.") + "</a>";
 192                                                 } else {
 193                                                         hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 194                                                         __("Click to open next unread feed.") + "</a>";
 195                                                 }
 196
 197                                         }
 198
 199                                 }
 200                         }
 201
 202                         if (articles) {
 203                                 for (var i = 0; i < articles.length; i++) {
 204                                         var a_id = articles[i]['id'];
 205                                         cache_set("article:" + a_id, articles[i]['content']);
 206                                 }
 207                         } else {
 208                                 console.log("no cached articles received");
 209                         }
 210
 211                         if (counters)
 212                                 parse_counters(counters);
 213                         else
 214                                 request_counters(true);
 215
 216                 } else {
 217                         console.error("Invalid object received: " + transport.responseText);
 218                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 219                                         __('Could not update headlines (invalid object received - see error console for details)') +
 220                                         "</div>");
 221                 }
 222
 223                 _infscroll_request_sent = 0;
 224                 _last_headlines_update = new Date().getTime();
 225
 226                 unpackVisibleHeadlines();
 227
 228                 // if we have some more space in the buffer, why not try to fill it
 229
 230                 if (!_infscroll_disable && $("headlines-spacer") &&
 231                                 $("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 232
 233                         window.setTimeout(function() {
 234                                 loadMoreHeadlines();
 235                         }, 250);
 236                 }
 237
 238                 notify("");
 239
 240         } catch (e) {
 241                 exception_error("headlines_callback2", e, transport);
 242         }
 243 }
 244
 245 function render_article(article) {
 246         try {
 247                 cleanup_memory("content-insert");
 248
 249                 dijit.byId("headlines-wrap-inner").addChild(
 250                                 dijit.byId("content-insert"));
 251
 252                 var c = dijit.byId("content-insert");
 253
 254                 try {
 255                         c.domNode.scrollTop = 0;
 256                 } catch (e) { };
 257
 258                 c.attr('content', article);
 259                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, c.domNode);
 260
 261                 correctHeadlinesOffset(getActiveArticleId());
 262
 263                 try {
 264                         c.focus();
 265                 } catch (e) { };
 266
 267         } catch (e) {
 268                 exception_error("render_article", e);
 269         }
 270 }
 271
 272 function showArticleInHeadlines(id, noexpand) {
 273
 274         try {
 275                 selectArticles("none");
 276
 277                 var crow = $("RROW-" + id);
 278
 279                 if (!crow) return;
 280
 281                 var article_is_unread = crow.hasClassName("Unread");
 282
 283                 if (!noexpand)
 284                         crow.removeClassName("Unread");
 285                 crow.addClassName("active");
 286
 287                 selectArticles('none');
 288
 289                 var view_mode = false;
 290
 291                 try {
 292                         view_mode = document.forms['main_toolbar_form'].view_mode;
 293                         view_mode = view_mode[view_mode.selectedIndex].value;
 294                 } catch (e) {
 295                         //
 296                 }
 297
 298                 markHeadline(id);
 299
 300                 if (article_is_unread && !noexpand)
 301                         _force_scheduled_update = true;
 302
 303         } catch (e) {
 304                 exception_error("showArticleInHeadlines", e);
 305         }
 306 }
 307
 308 function article_callback2(transport, id) {
 309         try {
 310                 console.log("article_callback2 " + id);
 311
 312                 handle_rpc_json(transport);
 313
 314                 var reply = false;
 315
 316                 try {
 317                         reply = JSON.parse(transport.responseText);
 318                 } catch (e) {
 319                         console.error(e);
 320                 }
 321
 322                 if (reply) {
 323
 324                         reply.each(function(article) {
 325                                 if (getActiveArticleId() == article['id']) {
 326                                         render_article(article['content']);
 327                                 }
 328                                 cids_requested.remove(article['id']);
 329
 330                                 cache_set("article:" + article['id'], article['content']);
 331                         });
 332
 333 //                      if (id != last_requested_article) {
 334 //                              console.log("requested article id is out of sequence, aborting");
 335 //                              return;
 336 //                      }
 337
 338                 } else {
 339                         console.error("Invalid object received: " + transport.responseText);
 340
 341                         render_article("<div class='whiteBox'>" +
 342                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 343                 }
 344
 345                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 346                 request_counters(unread_in_buffer == 0);
 347
 348                 notify("");
 349         } catch (e) {
 350                 exception_error("article_callback2", e, transport);
 351         }
 352 }
 353
 354 function view(id, activefeed, noexpand) {
 355         try {
 356                 var oldrow = $("RROW-" + getActiveArticleId());
 357                 if (oldrow) oldrow.removeClassName("active");
 358
 359                 var crow = $("RROW-" + id);
 360
 361                 if (!crow) return;
 362                 if (noexpand) {
 363                         setActiveArticleId(id);
 364                         showArticleInHeadlines(id, noexpand);
 365                         return;
 366                 }
 367
 368                 console.log("loading article: " + id);
 369
 370                 var cached_article = cache_get("article:" + id);
 371
 372                 console.log("cache check result: " + (cached_article != false));
 373
 374                 var query = "?op=article&method=view&id=" + param_escape(id);
 375
 376                 var neighbor_ids = getRelativePostIds(id);
 377
 378                 /* only request uncached articles */
 379
 380                 var cids_to_request = [];
 381
 382                 for (var i = 0; i < neighbor_ids.length; i++) {
 383                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 384                                 if (!cache_get("article:" + neighbor_ids[i])) {
 385                                         cids_to_request.push(neighbor_ids[i]);
 386                                         cids_requested.push(neighbor_ids[i]);
 387                                 }
 388                 }
 389
 390                 console.log("additional ids: " + cids_to_request.toString());
 391
 392                 query = query + "&cids=" + cids_to_request.toString();
 393
 394                 var article_is_unread = crow.hasClassName("Unread");
 395
 396                 setActiveArticleId(id);
 397                 showArticleInHeadlines(id);
 398
 399                 if (cached_article && article_is_unread) {
 400
 401                         query = query + "&mode=prefetch";
 402
 403                         render_article(cached_article);
 404
 405                 } else if (cached_article) {
 406
 407                         query = query + "&mode=prefetch_old";
 408                         render_article(cached_article);
 409
 410                         // if we don't need to request any relative ids, we might as well skip
 411                         // the server roundtrip altogether
 412                         if (cids_to_request.length == 0) {
 413                                 return;
 414                         }
 415                 }
 416
 417                 last_requested_article = id;
 418
 419                 console.log(query);
 420
 421                 if (article_is_unread) {
 422                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 423                 }
 424
 425                 new Ajax.Request("backend.php", {
 426                         parameters: query,
 427                         onComplete: function(transport) {
 428                                 article_callback2(transport, id);
 429                         } });
 430
 431                 return false;
 432
 433         } catch (e) {
 434                 exception_error("view", e);
 435         }
 436 }
 437
 438 function toggleMark(id, client_only) {
 439         try {
 440                 var query = "?op=rpc&id=" + id + "&method=mark";
 441
 442                 var row = $("RROW-" + id);
 443                 if (!row) return;
 444
 445                 var imgs = [];
 446
 447                 var row_imgs = row.getElementsByClassName("markedPic");
 448
 449                 for (var i = 0; i < row_imgs.length; i++)
 450                         imgs.push(row_imgs[i]);
 451
 452                 var ft = $("floatingTitle");
 453
 454                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 455                         var fte = ft.getElementsByClassName("markedPic");
 456
 457                         for (var i = 0; i < fte.length; i++)
 458                                 imgs.push(fte[i]);
 459                 }
 460
 461                 for (i = 0; i < imgs.length; i++) {
 462                         var img = imgs[i];
 463
 464                         if (!row.hasClassName("marked")) {
 465                                 img.src = img.src.replace("mark_unset", "mark_set");
 466                                 img.alt = __("Unstar article");
 467                                 query = query + "&mark=1";
 468                         } else {
 469                                 img.src = img.src.replace("mark_set", "mark_unset");
 470                                 img.alt = __("Star article");
 471                                 query = query + "&mark=0";
 472                         }
 473                 }
 474
 475                 row.toggleClassName("marked");
 476
 477                 if (!client_only) {
 478                         new Ajax.Request("backend.php", {
 479                                 parameters: query,
 480                                 onComplete: function(transport) {
 481                                         handle_rpc_json(transport);
 482                                 } });
 483                 }
 484
 485         } catch (e) {
 486                 exception_error("toggleMark", e);
 487         }
 488 }
 489
 490 function togglePub(id, client_only, no_effects, note) {
 491         try {
 492                 var query = "?op=rpc&id=" + id + "&method=publ";
 493
 494                 if (note != undefined) {
 495                         query = query + "&note=" + param_escape(note);
 496                 } else {
 497                         query = query + "&note=undefined";
 498                 }
 499
 500                 var row = $("RROW-" + id);
 501                 if (!row) return;
 502
 503                 var imgs = [];
 504
 505                 var row_imgs = row.getElementsByClassName("pubPic");
 506
 507                 for (var i = 0; i < row_imgs.length; i++)
 508                         imgs.push(row_imgs[i]);
 509
 510                 var ft = $("floatingTitle");
 511
 512                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 513                         var fte = ft.getElementsByClassName("pubPic");
 514
 515                         for (var i = 0; i < fte.length; i++)
 516                                 imgs.push(fte[i]);
 517                 }
 518
 519                 for (i = 0; i < imgs.length; i++) {
 520                         var img = imgs[i];
 521
 522                         if (!row.hasClassName("published") || note != undefined) {
 523                                 img.src = img.src.replace("pub_unset", "pub_set");
 524                                 img.alt = __("Unpublish article");
 525                                 query = query + "&pub=1";
 526                         } else {
 527                                 img.src = img.src.replace("pub_set", "pub_unset");
 528                                 img.alt = __("Publish article");
 529                                 query = query + "&pub=0";
 530                         }
 531                 }
 532
 533                 if (note != undefined)
 534                         row.addClassName("published");
 535                 else
 536                         row.toggleClassName("published");
 537
 538                 if (!client_only) {
 539                         new Ajax.Request("backend.php", {
 540                                 parameters: query,
 541                                 onComplete: function(transport) {
 542                                         handle_rpc_json(transport);
 543                                 } });
 544                 }
 545
 546         } catch (e) {
 547                 exception_error("togglePub", e);
 548         }
 549 }
 550
 551 function moveToPost(mode, noscroll, noexpand) {
 552
 553         try {
 554
 555                 var rows = getLoadedArticleIds();
 556
 557                 var prev_id = false;
 558                 var next_id = false;
 559
 560                 if (!$('RROW-' + getActiveArticleId())) {
 561                         setActiveArticleId(0);
 562                 }
 563
 564                 if (!getActiveArticleId()) {
 565                         next_id = rows[0];
 566                         prev_id = rows[rows.length-1]
 567                 } else {
 568                         for (var i = 0; i < rows.length; i++) {
 569                                 if (rows[i] == getActiveArticleId()) {
 570
 571                                         // Account for adjacent identical article ids.
 572                                         if (i > 0) prev_id = rows[i-1];
 573
 574                                         for (var j = i+1; j < rows.length; j++) {
 575                                                 if (rows[j] != getActiveArticleId()) {
 576                                                         next_id = rows[j];
 577                                                         break;
 578                                                 }
 579                                         }
 580                                         break;
 581                                 }
 582                         }
 583                 }
 584
 585                 console.log("cur: " + getActiveArticleId() + " next: " + next_id);
 586
 587                 if (mode == "next") {
 588                         if (next_id || getActiveArticleId()) {
 589                                 if (isCdmMode()) {
 590
 591                                         var article = $("RROW-" + getActiveArticleId());
 592                                         var ctr = $("headlines-frame");
 593
 594                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 595                                                         ctr.scrollTop + ctr.offsetHeight) {
 596
 597                                                 scrollArticle(ctr.offsetHeight/4);
 598
 599                                         } else if (next_id) {
 600                                                 cdmExpandArticle(next_id, noexpand);
 601                                                 cdmScrollToArticleId(next_id, true);
 602                                         }
 603
 604                                 } else if (next_id) {
 605                                         correctHeadlinesOffset(next_id);
 606                                         view(next_id, getActiveFeedId(), noexpand);
 607                                 }
 608                         }
 609                 }
 610
 611                 if (mode == "prev") {
 612                         if (prev_id || getActiveArticleId()) {
 613                                 if (isCdmMode()) {
 614
 615                                         var article = $("RROW-" + getActiveArticleId());
 616                                         var prev_article = $("RROW-" + prev_id);
 617                                         var ctr = $("headlines-frame");
 618
 619                                         if (!getInitParam("cdm_expanded")) {
 620
 621                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 622                                                         scrollArticle(-ctr.offsetHeight/4);
 623                                                 } else {
 624                                                         cdmExpandArticle(prev_id, noexpand);
 625                                                         cdmScrollToArticleId(prev_id, true);
 626                                                 }
 627                                         } else {
 628
 629                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 630                                                         scrollArticle(-ctr.offsetHeight/3);
 631                                                 } else if (!noscroll && prev_article &&
 632                                                                 prev_article.offsetTop < ctr.scrollTop) {
 633                                                         cdmExpandArticle(prev_id, noexpand);
 634                                                         scrollArticle(-ctr.offsetHeight/4);
 635                                                 } else if (prev_id) {
 636                                                         cdmExpandArticle(prev_id, noexpand);
 637                                                         cdmScrollToArticleId(prev_id, noscroll);
 638                                                 }
 639                                         }
 640
 641                                 } else if (prev_id) {
 642                                         correctHeadlinesOffset(prev_id);
 643                                         view(prev_id, getActiveFeedId(), noexpand);
 644                                 }
 645                         }
 646                 }
 647
 648         } catch (e) {
 649                 exception_error("moveToPost", e);
 650         }
 651 }
 652
 653 function toggleSelected(id, force_on) {
 654         try {
 655                 var row = $("RROW-" + id);
 656
 657                 if (row) {
 658                         var cb = dijit.getEnclosingWidget(
 659                                         row.getElementsByClassName("rchk")[0]);
 660
 661                         if (row.hasClassName('Selected') && !force_on) {
 662                                 row.removeClassName('Selected');
 663                                 if (cb) cb.attr("checked", false);
 664                         } else {
 665                                 row.addClassName('Selected');
 666                                 if (cb) cb.attr("checked", true);
 667                         }
 668                 }
 669
 670                 updateSelectedPrompt();
 671         } catch (e) {
 672                 exception_error("toggleSelected", e);
 673         }
 674 }
 675
 676 function updateSelectedPrompt() {
 677         try {
 678                 var count = getSelectedArticleIds2().size();
 679                 var elem = $("selected_prompt");
 680
 681                 if (elem) {
 682                         elem.innerHTML = ngettext("%d article selected",
 683                                         "%d articles selected", count).replace("%d", count);
 684
 685                         if (count > 0)
 686                                 Element.show(elem);
 687                         else
 688                                 Element.hide(elem);
 689                 }
 690
 691         } catch (e) {
 692                 exception_error("updateSelectedPrompt", e);
 693         }
 694 }
 695
 696 function toggleUnread(id, cmode, effect) {
 697         try {
 698
 699                 var row = $("RROW-" + id);
 700                 if (row) {
 701                         var tmpClassName = row.className;
 702
 703                         if (cmode == undefined || cmode == 2) {
 704                                 if (row.hasClassName("Unread")) {
 705                                         row.removeClassName("Unread");
 706
 707                                 } else {
 708                                         row.addClassName("Unread");
 709                                 }
 710
 711                         } else if (cmode == 0) {
 712
 713                                 row.removeClassName("Unread");
 714
 715                         } else if (cmode == 1) {
 716                                 row.addClassName("Unread");
 717                         }
 718
 719                         if (cmode == undefined) cmode = 2;
 720
 721                         var query = "?op=rpc&method=catchupSelected" +
 722                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 723
 724 //                      notify_progress("Loading, please wait...");
 725
 726                         if (tmpClassName != row.className) {
 727                                 new Ajax.Request("backend.php", {
 728                                         parameters: query,
 729                                         onComplete: function (transport) {
 730                                                 handle_rpc_json(transport);
 731                                         }
 732                                 });
 733                         }
 734
 735                 }
 736
 737         } catch (e) {
 738                 exception_error("toggleUnread", e);
 739         }
 740 }
 741
 742 function selectionRemoveLabel(id, ids) {
 743         try {
 744
 745                 if (!ids) ids = getSelectedArticleIds2();
 746
 747                 if (ids.length == 0) {
 748                         alert(__("No articles are selected."));
 749                         return;
 750                 }
 751
 752                 var query = "?op=article&method=removeFromLabel&ids=" +
 753                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 754
 755                 console.log(query);
 756
 757                 new Ajax.Request("backend.php", {
 758                         parameters: query,
 759                         onComplete: function(transport) {
 760                                 handle_rpc_json(transport);
 761                                 show_labels_in_headlines(transport);
 762                         } });
 763
 764         } catch (e) {
 765                 exception_error("selectionAssignLabel", e);
 766
 767         }
 768 }
 769
 770 function selectionAssignLabel(id, ids) {
 771         try {
 772
 773                 if (!ids) ids = getSelectedArticleIds2();
 774
 775                 if (ids.length == 0) {
 776                         alert(__("No articles are selected."));
 777                         return;
 778                 }
 779
 780                 var query = "?op=article&method=assignToLabel&ids=" +
 781                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 782
 783                 console.log(query);
 784
 785                 new Ajax.Request("backend.php", {
 786                         parameters: query,
 787                         onComplete: function(transport) {
 788                                 handle_rpc_json(transport);
 789                                 show_labels_in_headlines(transport);
 790                         } });
 791
 792         } catch (e) {
 793                 exception_error("selectionAssignLabel", e);
 794
 795         }
 796 }
 797
 798 function selectionToggleUnread(set_state, callback, no_error, ids) {
 799         try {
 800                 var rows = ids ? ids : getSelectedArticleIds2();
 801
 802                 if (rows.length == 0 && !no_error) {
 803                         alert(__("No articles are selected."));
 804                         return;
 805                 }
 806
 807                 for (var i = 0; i < rows.length; i++) {
 808                         var row = $("RROW-" + rows[i]);
 809                         if (row) {
 810                                 if (set_state == undefined) {
 811                                         if (row.hasClassName("Unread")) {
 812                                                 row.removeClassName("Unread");
 813                                         } else {
 814                                                 row.addClassName("Unread");
 815                                         }
 816                                 }
 817
 818                                 if (set_state == false) {
 819                                         row.removeClassName("Unread");
 820                                 }
 821
 822                                 if (set_state == true) {
 823                                         row.addClassName("Unread");
 824                                 }
 825                         }
 826                 }
 827
 828                 updateFloatingTitle(true);
 829
 830                 if (rows.length > 0) {
 831
 832                         var cmode = "";
 833
 834                         if (set_state == undefined) {
 835                                 cmode = "2";
 836                         } else if (set_state == true) {
 837                                 cmode = "1";
 838                         } else if (set_state == false) {
 839                                 cmode = "0";
 840                         }
 841
 842                         var query = "?op=rpc&method=catchupSelected" +
 843                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 844
 845                         notify_progress("Loading, please wait...");
 846
 847                         new Ajax.Request("backend.php", {
 848                                 parameters: query,
 849                                 onComplete: function(transport) {
 850                                         handle_rpc_json(transport);
 851                                         if (callback) callback(transport);
 852                                 } });
 853
 854                 }
 855
 856         } catch (e) {
 857                 exception_error("selectionToggleUnread", e);
 858         }
 859 }
 860
 861 // sel_state ignored
 862 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 863         try {
 864
 865                 var rows = ids ? ids : getSelectedArticleIds2();
 866
 867                 if (rows.length == 0 && !no_error) {
 868                         alert(__("No articles are selected."));
 869                         return;
 870                 }
 871
 872                 for (var i = 0; i < rows.length; i++) {
 873                         toggleMark(rows[i], true, true);
 874                 }
 875
 876                 if (rows.length > 0) {
 877
 878                         var query = "?op=rpc&method=markSelected&ids=" +
 879                                 param_escape(rows.toString()) + "&cmode=2";
 880
 881                         new Ajax.Request("backend.php", {
 882                                 parameters: query,
 883                                 onComplete: function(transport) {
 884                                         handle_rpc_json(transport);
 885                                         if (callback) callback(transport);
 886                                 } });
 887
 888                 }
 889
 890         } catch (e) {
 891                 exception_error("selectionToggleMarked", e);
 892         }
 893 }
 894
 895 // sel_state ignored
 896 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 897         try {
 898
 899                 var rows = ids ? ids : getSelectedArticleIds2();
 900
 901                 if (rows.length == 0 && !no_error) {
 902                         alert(__("No articles are selected."));
 903                         return;
 904                 }
 905
 906                 for (var i = 0; i < rows.length; i++) {
 907                         togglePub(rows[i], true, true);
 908                 }
 909
 910                 if (rows.length > 0) {
 911
 912                         var query = "?op=rpc&method=publishSelected&ids=" +
 913                                 param_escape(rows.toString()) + "&cmode=2";
 914
 915                         new Ajax.Request("backend.php", {
 916                                 parameters: query,
 917                                 onComplete: function(transport) {
 918                                         handle_rpc_json(transport);
 919                                 } });
 920
 921                 }
 922
 923         } catch (e) {
 924                 exception_error("selectionToggleMarked", e);
 925         }
 926 }
 927
 928 function getSelectedArticleIds2() {
 929
 930         var rv = [];
 931
 932         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 933                 function(child) {
 934                         rv.push(child.id.replace("RROW-", ""));
 935                 });
 936
 937         return rv;
 938 }
 939
 940 function getLoadedArticleIds() {
 941         var rv = [];
 942
 943         var children = $$("#headlines-frame > div[id*=RROW-]");
 944
 945         children.each(function(child) {
 946                         rv.push(child.id.replace("RROW-", ""));
 947                 });
 948
 949         return rv;
 950
 951 }
 952
 953 // mode = all,none,unread,invert,marked,published
 954 function selectArticles(mode, query) {
 955         try {
 956
 957                 if (!query) query = "#headlines-frame > div[id*=RROW]";
 958
 959                 var children = $$(query);
 960
 961                 children.each(function(child) {
 962                         var id = child.id.replace("RROW-", "");
 963
 964                         var cb = dijit.getEnclosingWidget(
 965                                         child.getElementsByClassName("rchk")[0]);
 966
 967                         if (mode == "all") {
 968                                 child.addClassName("Selected");
 969                                 if (cb) cb.attr("checked", true);
 970                         } else if (mode == "unread") {
 971                                 if (child.hasClassName("Unread")) {
 972                                         child.addClassName("Selected");
 973                                         if (cb) cb.attr("checked", true);
 974                                 } else {
 975                                         child.removeClassName("Selected");
 976                                         if (cb) cb.attr("checked", false);
 977                                 }
 978                         } else if (mode == "marked") {
 979                                 if (child.hasClassName("marked")) {
 980                                         child.addClassName("Selected");
 981                                         if (cb) cb.attr("checked", true);
 982                                 } else {
 983                                         child.removeClassName("Selected");
 984                                         if (cb) cb.attr("checked", false);
 985                                 }
 986                         } else if (mode == "published") {
 987                                 if (child.hasClassName("published")) {
 988                                         child.addClassName("Selected");
 989                                         if (cb) cb.attr("checked", true);
 990                                 } else {
 991                                         child.removeClassName("Selected");
 992                                         if (cb) cb.attr("checked", false);
 993                                 }
 994
 995                         } else if (mode == "invert") {
 996                                 if (child.hasClassName("Selected")) {
 997                                         child.removeClassName("Selected");
 998                                         if (cb) cb.attr("checked", false);
 999                                 } else {
1000                                         child.addClassName("Selected");
1001                                         if (cb) cb.attr("checked", true);
1002                                 }
1003
1004                         } else {
1005                                 child.removeClassName("Selected");
1006                                 if (cb) cb.attr("checked", false);
1007                         }
1008                 });
1009
1010                 updateSelectedPrompt();
1011
1012         } catch (e) {
1013                 exception_error("selectArticles", e);
1014         }
1015 }
1016
1017 function deleteSelection() {
1018
1019         try {
1020
1021                 var rows = getSelectedArticleIds2();
1022
1023                 if (rows.length == 0) {
1024                         alert(__("No articles are selected."));
1025                         return;
1026                 }
1027
1028                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1029                 var str;
1030
1031                 if (getActiveFeedId() != 0) {
1032                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
1033                 } else {
1034                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
1035                 }
1036
1037                 str = str.replace("%d", rows.length);
1038                 str = str.replace("%s", fn);
1039
1040                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1041                         return;
1042                 }
1043
1044                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
1045
1046                 console.log(query);
1047
1048                 new Ajax.Request("backend.php", {
1049                         parameters: query,
1050                         onComplete: function(transport) {
1051                                         handle_rpc_json(transport);
1052                                         viewCurrentFeed();
1053                                 } });
1054
1055         } catch (e) {
1056                 exception_error("deleteSelection", e);
1057         }
1058 }
1059
1060 function archiveSelection() {
1061
1062         try {
1063
1064                 var rows = getSelectedArticleIds2();
1065
1066                 if (rows.length == 0) {
1067                         alert(__("No articles are selected."));
1068                         return;
1069                 }
1070
1071                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1072                 var str;
1073                 var op;
1074
1075                 if (getActiveFeedId() != 0) {
1076                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1077                         op = "archive";
1078                 } else {
1079                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1080
1081                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1082
1083                         op = "unarchive";
1084                 }
1085
1086                 str = str.replace("%d", rows.length);
1087                 str = str.replace("%s", fn);
1088
1089                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1090                         return;
1091                 }
1092
1093                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1094
1095                 console.log(query);
1096
1097                 for (var i = 0; i < rows.length; i++) {
1098                         cache_delete("article:" + rows[i]);
1099                 }
1100
1101                 new Ajax.Request("backend.php", {
1102                         parameters: query,
1103                         onComplete: function(transport) {
1104                                         handle_rpc_json(transport);
1105                                         viewCurrentFeed();
1106                                 } });
1107
1108         } catch (e) {
1109                 exception_error("archiveSelection", e);
1110         }
1111 }
1112
1113 function catchupSelection() {
1114
1115         try {
1116
1117                 var rows = getSelectedArticleIds2();
1118
1119                 if (rows.length == 0) {
1120                         alert(__("No articles are selected."));
1121                         return;
1122                 }
1123
1124                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1125
1126                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1127
1128                 str = str.replace("%d", rows.length);
1129                 str = str.replace("%s", fn);
1130
1131                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1132                         return;
1133                 }
1134
1135                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1136
1137         } catch (e) {
1138                 exception_error("catchupSelection", e);
1139         }
1140 }
1141
1142 function editArticleTags(id) {
1143                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1144
1145                 if (dijit.byId("editTagsDlg"))
1146                         dijit.byId("editTagsDlg").destroyRecursive();
1147
1148                 dialog = new dijit.Dialog({
1149                         id: "editTagsDlg",
1150                         title: __("Edit article Tags"),
1151                         style: "width: 600px",
1152                         execute: function() {
1153                                 if (this.validate()) {
1154                                         var query = dojo.objectToQuery(this.attr('value'));
1155
1156                                         notify_progress("Saving article tags...", true);
1157
1158                                         new Ajax.Request("backend.php", {
1159                                         parameters: query,
1160                                         onComplete: function(transport) {
1161                                                 try {
1162                                                         notify('');
1163                                                         dialog.hide();
1164
1165                                                         var data = JSON.parse(transport.responseText);
1166
1167                                                         if (data) {
1168                                                                 var id = data.id;
1169
1170                                                                 console.log(id);
1171
1172                                                                 var tags = $("ATSTR-" + id);
1173                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1174
1175                                                                 if (tags) tags.innerHTML = data.content;
1176                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1177                                                         }
1178                                                 } catch (e) {
1179                                                         exception_error("editArticleTags/inner", e);
1180                                                 }
1181
1182                                         }});
1183                                 }
1184                         },
1185                         href: query
1186                 });
1187
1188                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1189                 dojo.disconnect(tmph);
1190
1191                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1192                            "backend.php?op=article&method=completeTags",
1193                            { tokens: ',', paramName: "search" });
1194                 });
1195
1196                 dialog.show();
1197
1198 }
1199
1200 function cdmScrollToArticleId(id, force) {
1201         try {
1202                 var ctr = $("headlines-frame");
1203                 var e = $("RROW-" + id);
1204
1205                 if (!e || !ctr) return;
1206
1207                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1208                                 e.offsetTop < ctr.scrollTop) {
1209
1210                         // expanded cdm has a 4px margin now
1211                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1212                 }
1213
1214         } catch (e) {
1215                 exception_error("cdmScrollToArticleId", e);
1216         }
1217 }
1218
1219 function setActiveArticleId(id) {
1220         console.log("setActiveArticleId:" + id);
1221
1222         _active_article_id = id;
1223         PluginHost.run(PluginHost.HOOK_ARTICLE_SET_ACTIVE, _active_article_id);
1224 }
1225
1226 function getActiveArticleId() {
1227         return _active_article_id;
1228 }
1229
1230 function postMouseIn(e, id) {
1231         post_under_pointer = id;
1232 }
1233
1234 function postMouseOut(id) {
1235         post_under_pointer = false;
1236 }
1237
1238 function unpackVisibleHeadlines() {
1239         try {
1240                 if (!isCdmMode() || !getInitParam("cdm_expanded")) return;
1241
1242                 $$("#headlines-frame > div[id*=RROW]").each(
1243                         function(child) {
1244                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1245                                         $("headlines-frame").offsetHeight) {
1246
1247                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1248
1249                                         if (cencw) {
1250                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1251                                                 cencw.setAttribute('id', '');
1252
1253                                                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, child);
1254
1255                                                 Element.show(cencw);
1256                                         }
1257                                 }
1258                         }
1259                 );
1260
1261         } catch (e) {
1262                 exception_error("unpackVisibleHeadlines", e);
1263         }
1264 }
1265
1266 function headlines_scroll_handler(e) {
1267         try {
1268                 var hsp = $("headlines-spacer");
1269
1270                 unpackVisibleHeadlines();
1271
1272                 // set topmost child in the buffer as active
1273                 if (isCdmMode() && getInitParam("cdm_auto_catchup") == 1 &&
1274                                 getSelectedArticleIds2().length <= 1 &&
1275                                 getInitParam("cdm_expanded")) {
1276                         var rows = $$("#headlines-frame > div[id*=RROW]");
1277
1278                         for (var i = 0; i < rows.length; i++) {
1279                                 var child = rows[i];
1280
1281                                 if ($("headlines-frame").scrollTop <= child.offsetTop &&
1282                                         child.offsetTop - $("headlines-frame").scrollTop < 100 &&
1283                                         child.id.replace("RROW-", "") != _active_article_id) {
1284
1285                                         if (_active_article_id) {
1286                                                 var row = $("RROW-" + _active_article_id);
1287                                                 if (row) row.removeClassName("active");
1288                                         }
1289
1290                                         _active_article_id = child.id.replace("RROW-", "");
1291                                         showArticleInHeadlines(_active_article_id, true);
1292                                         updateSelectedPrompt();
1293                                         break;
1294                                 }
1295                         }
1296                 }
1297
1298                 if (!_infscroll_disable) {
1299                         if (hsp && hsp.offsetTop - 250 <= e.scrollTop + e.offsetHeight) {
1300
1301                                 hsp.innerHTML = "<span class='loading'><img src='images/indicator_tiny.gif'> " +
1302                                         __("Loading, please wait...") + "</span>";
1303
1304                                 loadMoreHeadlines();
1305                                 return;
1306
1307                         }
1308                 }
1309
1310                 if (isCdmMode()) {
1311                         updateFloatingTitle();
1312                 }
1313
1314                 catchupCurrentBatchIfNeeded();
1315
1316                 if (getInitParam("cdm_auto_catchup") == 1) {
1317
1318                         // let's get DOM some time to settle down
1319                         var ts = new Date().getTime();
1320                         if (ts - _last_headlines_update < 100) return;
1321
1322                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1323                                 function(child) {
1324                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1325                                                         (child.offsetTop + child.offsetHeight/2)) {
1326
1327                                                 var id = child.id.replace("RROW-", "");
1328
1329                                                 if (catchup_id_batch.indexOf(id) == -1)
1330                                                         catchup_id_batch.push(id);
1331
1332                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1333                                         }
1334
1335                                 });
1336
1337                         if (_infscroll_disable) {
1338                                 var child = $$("#headlines-frame div[id*=RROW]").last();
1339
1340                                 if (child && $("headlines-frame").scrollTop >
1341                                                 (child.offsetTop + child.offsetHeight - 50)) {
1342
1343                                         console.log("we seem to be at an end");
1344
1345                                         if (getInitParam("on_catchup_show_next_feed") == "1") {
1346                                                 openNextUnreadFeed();
1347                                         }
1348                                 }
1349                         }
1350                 }
1351
1352         } catch (e) {
1353                 console.warn("headlines_scroll_handler: " + e);
1354         }
1355 }
1356
1357 function openNextUnreadFeed() {
1358         try {
1359                 var is_cat = activeFeedIsCat();
1360                 var nuf = getNextUnreadFeed(getActiveFeedId(), is_cat);
1361                 if (nuf) viewfeed({feed: nuf, is_cat: is_cat});
1362         } catch (e) {
1363                 exception_error("openNextUnreadFeed", e);
1364         }
1365 }
1366
1367 function catchupBatchedArticles() {
1368         try {
1369                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent && !_catchup_request_sent) {
1370
1371                         console.log("catchupBatchedArticles: working");
1372
1373                         // make a copy of the array
1374                         var batch = catchup_id_batch.slice();
1375                         var query = "?op=rpc&method=catchupSelected" +
1376                                 "&cmode=0&ids=" + param_escape(batch.toString());
1377
1378                         console.log(query);
1379
1380                         _catchup_request_sent = true;
1381
1382                         new Ajax.Request("backend.php", {
1383                                 parameters: query,
1384                                 onComplete: function(transport) {
1385                                         handle_rpc_json(transport);
1386
1387                                         _catchup_request_sent = false;
1388
1389                                         reply = JSON.parse(transport.responseText);
1390                                         var batch = reply.ids;
1391
1392                                         batch.each(function(id) {
1393                                                 console.log(id);
1394                                                 var elem = $("RROW-" + id);
1395                                                 if (elem) elem.removeClassName("Unread");
1396                                                 catchup_id_batch.remove(id);
1397                                         });
1398
1399                                         updateFloatingTitle(true);
1400
1401                                 } });
1402                 }
1403
1404         } catch (e) {
1405                 exception_error("catchupBatchedArticles", e);
1406         }
1407 }
1408
1409 function catchupRelativeToArticle(below, id) {
1410
1411         try {
1412
1413                 if (!id) id = getActiveArticleId();
1414
1415                 if (!id) {
1416                         alert(__("No article is selected."));
1417                         return;
1418                 }
1419
1420                 var visible_ids = getLoadedArticleIds();
1421
1422                 var ids_to_mark = new Array();
1423
1424                 if (!below) {
1425                         for (var i = 0; i < visible_ids.length; 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                 } else {
1437                         for (var i = visible_ids.length-1; i >= 0; i--) {
1438                                 if (visible_ids[i] != id) {
1439                                         var e = $("RROW-" + visible_ids[i]);
1440
1441                                         if (e && e.hasClassName("Unread")) {
1442                                                 ids_to_mark.push(visible_ids[i]);
1443                                         }
1444                                 } else {
1445                                         break;
1446                                 }
1447                         }
1448                 }
1449
1450                 if (ids_to_mark.length == 0) {
1451                         alert(__("No articles found to mark"));
1452                 } else {
1453                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1454
1455                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1456
1457                                 for (var i = 0; i < ids_to_mark.length; i++) {
1458                                         var e = $("RROW-" + ids_to_mark[i]);
1459                                         e.removeClassName("Unread");
1460                                 }
1461
1462                                 var query = "?op=rpc&method=catchupSelected" +
1463                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1464
1465                                 new Ajax.Request("backend.php", {
1466                                         parameters: query,
1467                                         onComplete: function(transport) {
1468                                                 handle_rpc_json(transport);
1469                                         } });
1470
1471                         }
1472                 }
1473
1474         } catch (e) {
1475                 exception_error("catchupRelativeToArticle", e);
1476         }
1477 }
1478
1479 function cdmCollapseArticle(event, id, unmark) {
1480         try {
1481                 if (unmark == undefined) unmark = true;
1482
1483                 var row = $("RROW-" + id);
1484                 var elem = $("CICD-" + id);
1485
1486                 if (elem && row) {
1487                         var collapse = $$("div#RROW-" + id +
1488                                 " span[class='collapseBtn']")[0];
1489
1490                         Element.hide(elem);
1491                         Element.show("CEXC-" + id);
1492                         Element.hide(collapse);
1493
1494                         if (unmark) {
1495                                 row.removeClassName("active");
1496
1497                                 markHeadline(id, false);
1498
1499                                 if (id == getActiveArticleId()) {
1500                                         setActiveArticleId(0);
1501                                 }
1502
1503                                 updateSelectedPrompt();
1504                         }
1505
1506                         if (event) Event.stop(event);
1507
1508                         PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
1509
1510                         if (row.offsetTop < $("headlines-frame").scrollTop)
1511                                 scrollToRowId(row.id);
1512
1513                         $("floatingTitle").style.visibility = "hidden";
1514                         $("floatingTitle").setAttribute("rowid", false);
1515                 }
1516
1517         } catch (e) {
1518                 exception_error("cdmCollapseArticle", e);
1519         }
1520 }
1521
1522 function cdmExpandArticle(id, noexpand) {
1523         try {
1524                 console.log("cdmExpandArticle " + id);
1525
1526                 if (!$("RROW-" + id)) return false;
1527
1528                 var oldrow = $("RROW-" + getActiveArticleId());
1529
1530                 var elem = $("CICD-" + getActiveArticleId());
1531
1532                 if (id == getActiveArticleId() && Element.visible(elem))
1533                         return true;
1534
1535                 selectArticles("none");
1536
1537                 var old_offset = $("RROW-" + id).offsetTop;
1538
1539                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1540                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1541                                 " span[class='collapseBtn']")[0];
1542
1543                         Element.hide(elem);
1544                         Element.show("CEXC-" + getActiveArticleId());
1545                         Element.hide(collapse);
1546                 }
1547
1548                 if (oldrow) oldrow.removeClassName("active");
1549
1550                 setActiveArticleId(id);
1551
1552                 elem = $("CICD-" + id);
1553
1554                 var collapse = $$("div#RROW-" + id +
1555                                 " span[class='collapseBtn']")[0];
1556
1557                 var cencw = $("CENCW-" + id);
1558
1559                 if (!Element.visible(elem) && !noexpand) {
1560                         if (cencw) {
1561                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1562                                 cencw.setAttribute('id', '');
1563                                 Element.show(cencw);
1564                         }
1565
1566                         Element.show(elem);
1567                         Element.hide("CEXC-" + id);
1568                         Element.show(collapse);
1569                 }
1570
1571                 var new_offset = $("RROW-" + id).offsetTop;
1572
1573                 if (old_offset > new_offset)
1574                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1575
1576                 if (!noexpand) {
1577                         if (catchup_id_batch.indexOf(id) == -1)
1578                                 catchup_id_batch.push(id);
1579
1580                         catchupCurrentBatchIfNeeded();
1581                 }
1582
1583                 toggleSelected(id);
1584                 $("RROW-" + id).addClassName("active");
1585
1586                 PluginHost.run(PluginHost.HOOK_ARTICLE_EXPANDED, id);
1587
1588         } catch (e) {
1589                 exception_error("cdmExpandArticle", e);
1590         }
1591
1592         return false;
1593 }
1594
1595 function getArticleUnderPointer() {
1596         return post_under_pointer;
1597 }
1598
1599 function scrollArticle(offset) {
1600         try {
1601                 if (!isCdmMode()) {
1602                         var ci = $("content-insert");
1603                         if (ci) {
1604                                 ci.scrollTop += offset;
1605                         }
1606                 } else {
1607                         var hi = $("headlines-frame");
1608                         if (hi) {
1609                                 hi.scrollTop += offset;
1610                         }
1611
1612                 }
1613         } catch (e) {
1614                 exception_error("scrollArticle", e);
1615         }
1616 }
1617
1618 function show_labels_in_headlines(transport) {
1619         try {
1620                 var data = JSON.parse(transport.responseText);
1621
1622                 if (data) {
1623                         data['info-for-headlines'].each(function(elem) {
1624                                 $$(".HLLCTR-" + elem.id).each(function(ctr) {
1625                                         ctr.innerHTML = elem.labels;
1626                                 });
1627                         });
1628                 }
1629         } catch (e) {
1630                 exception_error("show_labels_in_headlines", e);
1631         }
1632 }
1633
1634 function dismissArticles(ids) {
1635         try {
1636
1637                 console.log("dismissArticles: " + ids);
1638
1639                 for (var i = 0; i < ids.length; i++) {
1640                         var elem = $("RROW-" + ids[i]);
1641
1642                         new Effect.Fade(elem, {
1643                                 duration: 0.5, afterFinish: function (obj) {
1644                                         Element.remove(obj.element);
1645                                 }
1646                         });
1647
1648                         if (ids[i] == getActiveArticleId()) {
1649                                 setActiveArticleId(0);
1650                         }
1651                 }
1652
1653                 selectionToggleUnread(false, false, false, ids);
1654
1655         } catch (e) {
1656                 exception_error("dismissArticles", e);
1657         }
1658
1659 }
1660
1661 function dismissArticle(id) {
1662         try {
1663                 dismissArticles([id]);
1664         } catch (e) {
1665                 exception_error("dismissArticle", e);
1666         }
1667 }
1668
1669 function dismissSelectedArticles() {
1670         try {
1671                 dismissArticles(getSelectedArticleIds2());
1672         } catch (e) {
1673                 exception_error("dismissSelectedArticles", e);
1674         }
1675 }
1676
1677 function dismissReadArticles() {
1678         try {
1679                 var ids = getLoadedArticleIds();
1680                 var tmp = [];
1681
1682                 ids.each(function(id) {
1683                         var elem = $("RROW-" + id);
1684
1685                         if (elem && !elem.hasClassName("Unread")) {
1686                                 tmp.push(id);
1687                         }
1688
1689                 });
1690
1691                 dismissArticles(tmp);
1692
1693         } catch (e) {
1694                 exception_error("dismissReadArticles", e);
1695         }
1696 }
1697
1698 function cdmClicked(event, id) {
1699         try {
1700                 //var shift_key = event.shiftKey;
1701
1702                 if (!event.ctrlKey && !event.metaKey) {
1703
1704                         if (!getInitParam("cdm_expanded")) {
1705                                 return cdmExpandArticle(id);
1706                         } else {
1707
1708                                 var elem = $("RROW-" + getActiveArticleId());
1709
1710                                 if (elem) elem.removeClassName("active");
1711
1712                                 selectArticles("none");
1713                                 toggleSelected(id);
1714
1715                                 var elem = $("RROW-" + id);
1716                                 var article_is_unread = elem.hasClassName("Unread");
1717
1718                                 elem.removeClassName("Unread");
1719                                 elem.addClassName("active");
1720
1721                                 setActiveArticleId(id);
1722
1723                                 if (article_is_unread) {
1724                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1725                                         updateFloatingTitle(true);
1726                                 }
1727
1728                                 var query = "?op=rpc&method=catchupSelected" +
1729                                         "&cmode=0&ids=" + param_escape(id);
1730
1731                                 new Ajax.Request("backend.php", {
1732                                         parameters: query,
1733                                         onComplete: function(transport) {
1734                                                 handle_rpc_json(transport);
1735                                         } });
1736
1737                                 return !event.shiftKey;
1738                         }
1739
1740                 } else if (event.target.parents(".cdmHeader").length > 0) {
1741
1742                         toggleSelected(id, true);
1743
1744                         var elem = $("RROW-" + id);
1745                         var article_is_unread = elem.hasClassName("Unread");
1746
1747                         if (article_is_unread) {
1748                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1749                         }
1750
1751                         toggleUnread(id, 0, false);
1752
1753                         openArticleInNewWindow(id);
1754                 }
1755
1756                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1757                 request_counters(unread_in_buffer == 0);
1758
1759         } catch (e) {
1760                 exception_error("cdmClicked");
1761         }
1762
1763         return false;
1764 }
1765
1766 function hlClicked(event, id) {
1767         try {
1768                 if (event.which == 2) {
1769                         view(id);
1770                         return true;
1771                 } else if (event.ctrlKey || event.metaKey) {
1772                         toggleSelected(id, true);
1773                         toggleUnread(id, 0, false);
1774                         openArticleInNewWindow(id);
1775                         return false;
1776                 } else {
1777                         view(id);
1778                         return false;
1779                 }
1780
1781         } catch (e) {
1782                 exception_error("hlClicked");
1783         }
1784 }
1785
1786 function openArticleInNewWindow(id) {
1787         toggleUnread(id, 0, false);
1788         window.open("backend.php?op=article&method=redirect&id=" + id);
1789 }
1790
1791 function isCdmMode() {
1792         return getInitParam("combined_display_mode");
1793 }
1794
1795 function markHeadline(id, marked) {
1796         if (marked == undefined) marked = true;
1797
1798         var row = $("RROW-" + id);
1799         if (row) {
1800                 var check = dijit.getEnclosingWidget(
1801                                 row.getElementsByClassName("rchk")[0]);
1802
1803                 if (check) {
1804                         check.attr("checked", marked);
1805                 }
1806
1807                 if (marked)
1808                         row.addClassName("Selected");
1809                 else
1810                         row.removeClassName("Selected");
1811         }
1812 }
1813
1814 function getRelativePostIds(id, limit) {
1815
1816         var tmp = [];
1817
1818         try {
1819
1820                 if (!limit) limit = 6; //3
1821
1822                 var ids = getLoadedArticleIds();
1823
1824                 for (var i = 0; i < ids.length; i++) {
1825                         if (ids[i] == id) {
1826                                 for (var k = 1; k <= limit; k++) {
1827                                         //if (i > k-1) tmp.push(ids[i-k]);
1828                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1829                                 }
1830                                 break;
1831                         }
1832                 }
1833
1834         } catch (e) {
1835                 exception_error("getRelativePostIds", e);
1836         }
1837
1838         return tmp;
1839 }
1840
1841 function correctHeadlinesOffset(id) {
1842
1843         try {
1844
1845                 var container = $("headlines-frame");
1846                 var row = $("RROW-" + id);
1847
1848                 if (!container || !row) return;
1849
1850                 var viewport = container.offsetHeight;
1851
1852                 var rel_offset_top = row.offsetTop - container.scrollTop;
1853                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1854
1855                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1856                 //console.log("Vport: " + viewport);
1857
1858                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1859                         container.scrollTop = row.offsetTop;
1860                 } else if (rel_offset_bottom > viewport) {
1861
1862                         /* doesn't properly work with Opera in some cases because
1863                                 Opera fucks up element scrolling */
1864
1865                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1866                 }
1867
1868         } catch (e) {
1869                 exception_error("correctHeadlinesOffset", e);
1870         }
1871
1872 }
1873
1874 function headlineActionsChange(elem) {
1875         try {
1876                 eval(elem.value);
1877                 elem.attr('value', 'false');
1878         } catch (e) {
1879                 exception_error("headlineActionsChange", e);
1880         }
1881 }
1882
1883 function closeArticlePanel() {
1884
1885         if (dijit.byId("content-insert"))
1886                 dijit.byId("headlines-wrap-inner").removeChild(
1887                         dijit.byId("content-insert"));
1888 }
1889
1890 function initFloatingMenu() {
1891         try {
1892                 if (dijit.byId("floatingMenu"))
1893                         dijit.byId("floatingMenu").destroyRecursive();
1894
1895                         var menu = new dijit.Menu({
1896                                 id: "floatingMenu",
1897                                 targetNodeIds: ["floatingTitle"]
1898                         });
1899
1900                         var id = $("floatingTitle").getAttribute("rowid").replace("RROW-", "");
1901
1902                         headlinesMenuCommon(menu, id);
1903
1904                         menu.startup();
1905         } catch (e) {
1906                 exception_error("initFloatingMenu", e);
1907         }
1908 }
1909
1910 function headlinesMenuCommon(menu, base_id) {
1911         try {
1912
1913                 menu.addChild(new dijit.MenuItem({
1914                         label: __("Open original article"),
1915                         onClick: function(event) {
1916                                 openArticleInNewWindow(base_id ? base_id : this.getParent().callerRowId);
1917                         }}));
1918
1919                 menu.addChild(new dijit.MenuItem({
1920                         label: __("Display article URL"),
1921                         onClick: function(event) {
1922                                 displayArticleUrl(base_id ? base_id : this.getParent().callerRowId);
1923                         }}));
1924
1925                 menu.addChild(new dijit.MenuSeparator());
1926
1927                 menu.addChild(new dijit.MenuItem({
1928                         label: __("Toggle unread"),
1929                         onClick: function(event) {
1930                                 var ids = getSelectedArticleIds2();
1931                                 // cast to string
1932                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1933                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1934
1935                                 selectionToggleUnread(undefined, false, true, ids);
1936                                 }}));
1937
1938                 menu.addChild(new dijit.MenuItem({
1939                         label: __("Toggle starred"),
1940                         onClick: function(event) {
1941                                 var ids = getSelectedArticleIds2();
1942                                 // cast to string
1943                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1944                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1945
1946                                 selectionToggleMarked(undefined, false, true, ids);
1947                                 }}));
1948
1949                 menu.addChild(new dijit.MenuItem({
1950                         label: __("Toggle published"),
1951                         onClick: function(event) {
1952                                 var ids = getSelectedArticleIds2();
1953                                 // cast to string
1954                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1955                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1956
1957                                 selectionTogglePublished(undefined, false, true, ids);
1958                                 }}));
1959
1960                 menu.addChild(new dijit.MenuSeparator());
1961
1962                 menu.addChild(new dijit.MenuItem({
1963                         label: __("Mark above as read"),
1964                         onClick: function(event) {
1965                                 catchupRelativeToArticle(0, base_id ? base_id : this.getParent().callerRowId);
1966                                 }}));
1967
1968                 menu.addChild(new dijit.MenuItem({
1969                         label: __("Mark below as read"),
1970                         onClick: function(event) {
1971                                 catchupRelativeToArticle(1, base_id ? base_id : this.getParent().callerRowId);
1972                                 }}));
1973
1974
1975                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1976
1977                 if (labels) {
1978
1979                         menu.addChild(new dijit.MenuSeparator());
1980
1981                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1982                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1983
1984                         labels.each(function(label) {
1985                                 var id = label.id[0];
1986                                 var bare_id = id.substr(id.indexOf(":")+1);
1987                                 var name = label.name[0];
1988
1989                                 bare_id = feed_to_label_id(bare_id);
1990
1991                                 labelAddMenu.addChild(new dijit.MenuItem({
1992                                         label: name,
1993                                         labelId: bare_id,
1994                                         onClick: function(event) {
1995                                                 var ids = getSelectedArticleIds2();
1996                                                 // cast to string
1997                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
1998
1999                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2000
2001                                                 selectionAssignLabel(this.labelId, ids);
2002                                 }}));
2003
2004                                 labelDelMenu.addChild(new dijit.MenuItem({
2005                                         label: name,
2006                                         labelId: bare_id,
2007                                         onClick: function(event) {
2008                                                 var ids = getSelectedArticleIds2();
2009                                                 // cast to string
2010                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2011
2012                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2013
2014                                                 selectionRemoveLabel(this.labelId, ids);
2015                                 }}));
2016
2017                         });
2018
2019                         menu.addChild(new dijit.PopupMenuItem({
2020                                 label: __("Assign label"),
2021                                 popup: labelAddMenu
2022                         }));
2023
2024                         menu.addChild(new dijit.PopupMenuItem({
2025                                 label: __("Remove label"),
2026                                 popup: labelDelMenu
2027                         }));
2028
2029                 }
2030
2031
2032         } catch (e) {
2033                 exception_error("headlinesMenuCommon", e);
2034         }
2035 }
2036
2037 function initHeadlinesMenu() {
2038         try {
2039                 if (dijit.byId("headlinesMenu"))
2040                         dijit.byId("headlinesMenu").destroyRecursive();
2041
2042                 var ids = [];
2043
2044                 if (!isCdmMode()) {
2045                         nodes = $$("#headlines-frame > div[id*=RROW]");
2046                 } else {
2047                         nodes = $$("#headlines-frame span[id*=RTITLE]");
2048                 }
2049
2050                 nodes.each(function(node) {
2051                         ids.push(node.id);
2052                 });
2053
2054                 var menu = new dijit.Menu({
2055                         id: "headlinesMenu",
2056                         targetNodeIds: ids
2057                 });
2058
2059                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
2060                         var callerNode = event.target, match = null, tries = 0;
2061
2062                         while (match == null && callerNode && tries <= 3) {
2063                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2064                                 callerNode = callerNode.parentNode;
2065                                 ++tries;
2066                         }
2067
2068                         if (match) this.callerRowId = parseInt(match[1]);
2069
2070                 });
2071
2072                 headlinesMenuCommon(menu, false);
2073
2074                 menu.startup();
2075
2076                 /* vgroup feed title menu */
2077
2078                 var nodes = $$("#headlines-frame > div[class='cdmFeedTitle']");
2079                 var ids = [];
2080
2081                 nodes.each(function(node) {
2082                         ids.push(node.id);
2083                 });
2084
2085                 if (ids.length > 0) {
2086                         if (dijit.byId("headlinesFeedTitleMenu"))
2087                                 dijit.byId("headlinesFeedTitleMenu").destroyRecursive();
2088
2089                         var menu = new dijit.Menu({
2090                                 id: "headlinesFeedTitleMenu",
2091                                 targetNodeIds: ids
2092                         });
2093
2094                         var tmph = dojo.connect(menu, '_openMyself', function (event) {
2095                                 var callerNode = event.target, match = null, tries = 0;
2096
2097                                 while (match == null && callerNode && tries <= 3) {
2098                                         console.log(callerNode.id);
2099
2100                                         match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2101                                         callerNode = callerNode.parentNode;
2102                                         ++tries;
2103
2104                                         console.log(match[1]);
2105                                 }
2106
2107                                 if (match) this.callerRowId = parseInt(match[1]);
2108
2109                         });
2110
2111                         menu.addChild(new dijit.MenuItem({
2112                                 label: __("Select articles in group"),
2113                                 onClick: function(event) {
2114                                         selectArticles("all",
2115                                                 "#headlines-frame > div[id*=RROW]"+
2116                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2117
2118                                 }}));
2119
2120                         menu.addChild(new dijit.MenuItem({
2121                                 label: __("Mark group as read"),
2122                                 onClick: function(event) {
2123                                         selectArticles("none");
2124                                         selectArticles("all",
2125                                                 "#headlines-frame > div[id*=RROW]"+
2126                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2127
2128                                         catchupSelection();
2129                                 }}));
2130
2131
2132                         menu.addChild(new dijit.MenuItem({
2133                                 label: __("Mark feed as read"),
2134                                 onClick: function(event) {
2135                                         catchupFeedInGroup(menu.callerRowId);
2136                                 }}));
2137
2138                         menu.addChild(new dijit.MenuItem({
2139                                 label: __("Edit feed"),
2140                                 onClick: function(event) {
2141                                         editFeed(menu.callerRowId);
2142                                 }}));
2143
2144                         menu.startup();
2145
2146                 }
2147
2148         } catch (e) {
2149                 exception_error("initHeadlinesMenu", e);
2150         }
2151 }
2152
2153 function cache_set(id, obj) {
2154         //console.log("cache_set: " + id);
2155         if (has_storage)
2156                 try {
2157                         sessionStorage[id] = obj;
2158                 } catch (e) {
2159                         sessionStorage.clear();
2160                 }
2161 }
2162
2163 function cache_get(id) {
2164         if (has_storage)
2165                 return sessionStorage[id];
2166 }
2167
2168 function cache_clear() {
2169         if (has_storage)
2170                 sessionStorage.clear();
2171 }
2172
2173 function cache_delete(id) {
2174         if (has_storage)
2175                 sessionStorage.removeItem(id);
2176 }
2177
2178 function cancelSearch() {
2179         try {
2180                 _search_query = "";
2181                 viewCurrentFeed();
2182         } catch (e) {
2183                 exception_error("cancelSearch", e);
2184         }
2185 }
2186
2187 function setSelectionScore() {
2188         try {
2189                 var ids = getSelectedArticleIds2();
2190
2191                 if (ids.length > 0) {
2192                         console.log(ids);
2193
2194                         var score = prompt(__("Please enter new score for selected articles:"), score);
2195
2196                         if (score != undefined) {
2197                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2198                                         "&score=" + param_escape(score);
2199
2200                                 new Ajax.Request("backend.php", {
2201                                         parameters: query,
2202                                         onComplete: function(transport) {
2203                                                 var reply = JSON.parse(transport.responseText);
2204                                                 if (reply) {
2205                                                         console.log(ids);
2206
2207                                                         ids.each(function(id) {
2208                                                                 var row = $("RROW-" + id);
2209
2210                                                                 if (row) {
2211                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2212
2213                                                                         if (pic) {
2214                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2215                                                                                         reply["score_pic"]);
2216                                                                                 pic.setAttribute("score", score);
2217                                                                         }
2218                                                                 }
2219                                                         });
2220                                                 }
2221                                         } });
2222                         }
2223
2224                 } else {
2225                         alert(__("No articles are selected."));
2226                 }
2227         } catch (e) {
2228                 exception_error("setSelectionScore", e);
2229         }
2230 }
2231
2232 function updateScore(id) {
2233         try {
2234                 var pic = $$("#RROW-" + id + " .hlScorePic")[0];
2235
2236                 if (pic) {
2237
2238                         var query = "op=article&method=getScore&id=" + param_escape(id);
2239
2240                         new Ajax.Request("backend.php", {
2241                                 parameters: query,
2242                                 onComplete: function(transport) {
2243                                         console.log(transport.responseText);
2244
2245                                         var reply = JSON.parse(transport.responseText);
2246
2247                                         if (reply) {
2248                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2249                                                 pic.setAttribute("score", reply["score"]);
2250                                                 pic.setAttribute("title", reply["score"]);
2251                                         }
2252                                 } });
2253                 }
2254
2255         } catch (e) {
2256                 exception_error("updateScore", e);
2257         }
2258 }
2259
2260 function changeScore(id, pic) {
2261         try {
2262                 var score = pic.getAttribute("score");
2263
2264                 var new_score = prompt(__("Please enter new score for this article:"), score);
2265
2266                 if (new_score != undefined) {
2267
2268                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2269                                 "&score=" + param_escape(new_score);
2270
2271                         new Ajax.Request("backend.php", {
2272                                 parameters: query,
2273                                 onComplete: function(transport) {
2274                                         var reply = JSON.parse(transport.responseText);
2275
2276                                         if (reply) {
2277                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2278                                                 pic.setAttribute("score", new_score);
2279                                                 pic.setAttribute("title", new_score);
2280                                         }
2281                                 } });
2282                 }
2283         } catch (e) {
2284                 exception_error("changeScore", e);
2285         }
2286 }
2287
2288 function displayArticleUrl(id) {
2289         try {
2290                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2291
2292                         new Ajax.Request("backend.php", {
2293                                 parameters: query,
2294                                 onComplete: function(transport) {
2295                                         var reply = JSON.parse(transport.responseText);
2296
2297                                         if (reply && reply.link) {
2298                                                 prompt(__("Article URL:"), reply.link);
2299                                         }
2300                                 } });
2301         } catch (e) {
2302                 exception_error("changeScore", e);
2303         }
2304 }
2305
2306 function scrollToRowId(id) {
2307         try {
2308                 var row = $(id);
2309
2310                 if (row)
2311                         $("headlines-frame").scrollTop = row.offsetTop - 4;
2312
2313         } catch (e) {
2314                 exception_error("scrollToRowId", e);
2315         }
2316 }
2317
2318 function updateFloatingTitle(unread_only) {
2319         try {
2320                 if (!isCdmMode()) return;
2321
2322                 var hf = $("headlines-frame");
2323
2324                 var elems = $$("#headlines-frame > div[id*=RROW]");
2325
2326                 for (var i = 0; i < elems.length; i++) {
2327
2328                         var child = elems[i];
2329
2330                         if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
2331
2332                                 var header = child.getElementsByClassName("cdmHeader")[0];
2333
2334                                 if (unread_only || child.id != $("floatingTitle").getAttribute("rowid")) {
2335                                         if (child.id != $("floatingTitle").getAttribute("rowid")) {
2336                                                 $("floatingTitle").setAttribute("rowid", child.id);
2337                                                 $("floatingTitle").innerHTML = header.innerHTML;
2338                                                 $("floatingTitle").firstChild.innerHTML = "<img class='anchor markedPic' src='images/page_white_go.png' onclick=\"scrollToRowId('"+child.id+"')\">" + $("floatingTitle").firstChild.innerHTML;
2339
2340                                                 initFloatingMenu();
2341
2342                                                 var cb = $$("#floatingTitle .dijitCheckBox")[0];
2343
2344                                                 if (cb)
2345                                                         cb.parentNode.removeChild(cb);
2346                                         }
2347
2348                                         if (child.hasClassName("Unread"))
2349                                                 $("floatingTitle").addClassName("Unread");
2350                                         else
2351                                                 $("floatingTitle").removeClassName("Unread");
2352
2353                                         PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
2354                                 }
2355
2356                                 $("floatingTitle").style.marginRight = hf.offsetWidth - child.offsetWidth + "px";
2357                                 if (header.offsetTop + header.offsetHeight < hf.scrollTop + $("floatingTitle").offsetHeight - 5 &&
2358                                     child.offsetTop + child.offsetHeight >= hf.scrollTop + $("floatingTitle").offsetHeight - 5)
2359                                         $("floatingTitle").style.visibility = "visible";
2360                                 else
2361                                         $("floatingTitle").style.visibility = "hidden";
2362
2363                                 return;
2364
2365                         }
2366                 }
2367
2368         } catch (e) {
2369                 exception_error("updateFloatingTitle", e);
2370         }
2371 }
2372
2373 function catchupCurrentBatchIfNeeded() {
2374         if (catchup_id_batch.length > 0) {
2375                 window.clearTimeout(catchup_timeout_id);
2376                 catchup_timeout_id = window.setTimeout('catchupBatchedArticles()', 1000);
2377
2378                 if (catchup_id_batch.length >= 10) {
2379                         catchupBatchedArticles();
2380                 }
2381         }
2382 }
2383
2384 function cdmFooterClick(event) {
2385         event.stopPropagation();
2386 }