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_go_next = false;
  12 var catchup_timeout_id = false;
  13
  14 var cids_requested = [];
  15 var loaded_article_ids = [];
  16 var _last_headlines_update = 0;
  17
  18 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  19
  20 function headlines_callback2(transport, offset, background, infscroll_req) {
  21         try {
  22                 handle_rpc_json(transport);
  23
  24                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  25
  26                 var is_cat = false;
  27                 var feed_id = false;
  28
  29                 var reply = false;
  30
  31                 try {
  32                         reply = JSON.parse(transport.responseText);
  33                 } catch (e) {
  34                         console.error(e);
  35                 }
  36
  37                 if (reply) {
  38
  39                         is_cat = reply['headlines']['is_cat'];
  40                         feed_id = reply['headlines']['id'];
  41
  42                         if (background) {
  43                                 var content = reply['headlines']['content'];
  44
  45                                 content = content + "<div id='headlines-spacer'></div>";
  46                                 return;
  47                         }
  48
  49                         if (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat())
  50                                 return;
  51
  52                         /* dijit.getEnclosingWidget(
  53                                 document.forms["main_toolbar_form"].update).attr('disabled',
  54                                         is_cat || feed_id <= 0); */
  55
  56                         try {
  57                                 if (infscroll_req == false) {
  58                                         $("headlines-frame").scrollTop = 0;
  59
  60                                         Element.hide("floatingTitle");
  61                                         $("floatingTitle").setAttribute("rowid", 0);
  62                                         $("floatingTitle").innerHTML = "";
  63                                 }
  64                         } catch (e) { };
  65
  66                         $("headlines-frame").removeClassName("cdm");
  67                         $("headlines-frame").removeClassName("normal");
  68
  69                         $("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
  70
  71                         var headlines_count = reply['headlines-info']['count'];
  72
  73                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  74
  75                         if (parseInt(headlines_count) < 30) {
  76                                 _infscroll_disable = 1;
  77                         } else {
  78                                 _infscroll_disable = 0;
  79                         }
  80
  81                         var counters = reply['counters'];
  82                         var articles = reply['articles'];
  83                         //var runtime_info = reply['runtime-info'];
  84
  85                         if (infscroll_req == false) {
  86                                 loaded_article_ids = [];
  87
  88                                 dijit.byId("headlines-frame").attr('content',
  89                                         reply['headlines']['content']);
  90
  91                                 //dijit.byId("headlines-toolbar").attr('content',
  92                                 //      reply['headlines']['toolbar']);
  93
  94                                 dojo.html.set($("headlines-toolbar"),
  95                                                 reply['headlines']['toolbar'],
  96                                                 {parseContent: true});
  97
  98                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  99                                         if (loaded_article_ids.indexOf(row.id) != -1) {
 100                                                 row.parentNode.removeChild(row);
 101                                         } else {
 102                                                 loaded_article_ids.push(row.id);
 103                                         }
 104                                 });
 105
 106                                 var hsp = $("headlines-spacer");
 107                                 if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 108                                 dijit.byId('headlines-frame').domNode.appendChild(hsp);
 109
 110                                 initHeadlinesMenu();
 111
 112                                 if (_search_query) {
 113                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 114                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 115                                                 "</span>";
 116                                 }
 117
 118                         } else {
 119
 120                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 121                                         console.log("adding some more headlines: " + headlines_count);
 122
 123                                         var c = dijit.byId("headlines-frame");
 124                                         var ids = getSelectedArticleIds2();
 125                                         var new_elems = [];
 126
 127                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 128
 129                                         var hsp = $("headlines-spacer");
 130
 131                                         if (hsp)
 132                                                 c.domNode.removeChild(hsp);
 133
 134                                         $$("#headlines-tmp > div").each(function(row) {
 135                                                 if (row.className == 'cdmFeedTitle') {
 136                                                         row.style.display = 'none';
 137                                                         c.domNode.appendChild(row);
 138                                                         new_elems.push(row);
 139                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 140                                                         row.style.display = 'none';
 141                                                         c.domNode.appendChild(row);
 142                                                         new_elems.push(row);
 143                                                         loaded_article_ids.push(row.id);
 144                                                 } else {
 145                                                         row.parentNode.removeChild(row);
 146                                                 }
 147                                         });
 148
 149                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 150
 151                                         if (getInitParam("cdm_auto_catchup") == 1) {
 152                                                 c.domNode.appendChild(hsp);
 153                                         }
 154
 155                                         console.log("added " + new_elems.size() + " headlines");
 156
 157                                         if (new_elems.size() == 0)
 158                                                 _infscroll_disable = true;
 159
 160                                         console.log("restore selected ids: " + ids);
 161
 162                                         for (var i = 0; i < ids.length; i++) {
 163                                                 markHeadline(ids[i]);
 164                                         }
 165
 166                                         initHeadlinesMenu();
 167
 168                                         new_elems.each(function(child) {
 169                                                 dojo.parser.parse(child);
 170
 171                                                 if (!Element.visible(child))
 172                                                         new Effect.Appear(child, { duration : 0.5 });
 173                                         });
 174
 175                                 } else {
 176                                         console.log("no new headlines received");
 177
 178                                         var hsp = $("headlines-spacer");
 179
 180                                         if (hsp) hsp.innerHTML = "";
 181                                 }
 182                         }
 183
 184                         if (articles) {
 185                                 for (var i = 0; i < articles.length; i++) {
 186                                         var a_id = articles[i]['id'];
 187                                         cache_set("article:" + a_id, articles[i]['content']);
 188                                 }
 189                         } else {
 190                                 console.log("no cached articles received");
 191                         }
 192
 193                         if (counters)
 194                                 parse_counters(counters);
 195                         else
 196                                 request_counters(true);
 197
 198                 } else {
 199                         console.error("Invalid object received: " + transport.responseText);
 200                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 201                                         __('Could not update headlines (invalid object received - see error console for details)') +
 202                                         "</div>");
 203                 }
 204
 205                 _infscroll_request_sent = 0;
 206                 _last_headlines_update = new Date().getTime();
 207
 208                 unpackVisibleHeadlines();
 209
 210                 // if we have some more space in the buffer, why not try to fill it
 211
 212                 if (!_infscroll_disable && $("headlines-spacer") &&
 213                                 $("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 214
 215                         window.setTimeout(function() {
 216                                 loadMoreHeadlines();
 217                         }, 250);
 218                 }
 219
 220                 notify("");
 221
 222         } catch (e) {
 223                 exception_error("headlines_callback2", e, transport);
 224         }
 225 }
 226
 227 function render_article(article) {
 228         try {
 229                 dijit.byId("headlines-wrap-inner").addChild(
 230                                 dijit.byId("content-insert"));
 231
 232                 var c = dijit.byId("content-insert");
 233
 234                 try {
 235                         c.domNode.scrollTop = 0;
 236                 } catch (e) { };
 237
 238                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, article);
 239
 240                 c.attr('content', article);
 241
 242                 correctHeadlinesOffset(getActiveArticleId());
 243
 244                 try {
 245                         c.focus();
 246                 } catch (e) { };
 247
 248         } catch (e) {
 249                 exception_error("render_article", e);
 250         }
 251 }
 252
 253 function showArticleInHeadlines(id, noexpand) {
 254
 255         try {
 256                 selectArticles("none");
 257
 258                 var crow = $("RROW-" + id);
 259
 260                 if (!crow) return;
 261
 262                 var article_is_unread = crow.hasClassName("Unread");
 263
 264                 if (!noexpand)
 265                         crow.removeClassName("Unread");
 266                 crow.addClassName("active");
 267
 268                 selectArticles('none');
 269
 270                 var view_mode = false;
 271
 272                 try {
 273                         view_mode = document.forms['main_toolbar_form'].view_mode;
 274                         view_mode = view_mode[view_mode.selectedIndex].value;
 275                 } catch (e) {
 276                         //
 277                 }
 278
 279                 markHeadline(id);
 280
 281                 if (article_is_unread && !noexpand)
 282                         _force_scheduled_update = true;
 283
 284         } catch (e) {
 285                 exception_error("showArticleInHeadlines", e);
 286         }
 287 }
 288
 289 function article_callback2(transport, id) {
 290         try {
 291                 console.log("article_callback2 " + id);
 292
 293                 handle_rpc_json(transport);
 294
 295                 var reply = false;
 296
 297                 try {
 298                         reply = JSON.parse(transport.responseText);
 299                 } catch (e) {
 300                         console.error(e);
 301                 }
 302
 303                 if (reply) {
 304
 305                         reply.each(function(article) {
 306                                 if (getActiveArticleId() == article['id']) {
 307                                         render_article(article['content']);
 308                                 }
 309                                 cids_requested.remove(article['id']);
 310
 311                                 cache_set("article:" + article['id'], article['content']);
 312                         });
 313
 314 //                      if (id != last_requested_article) {
 315 //                              console.log("requested article id is out of sequence, aborting");
 316 //                              return;
 317 //                      }
 318
 319                 } else {
 320                         console.error("Invalid object received: " + transport.responseText);
 321
 322                         render_article("<div class='whiteBox'>" +
 323                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 324                 }
 325
 326                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 327                 request_counters(unread_in_buffer == 0);
 328
 329                 //headlines_scroll_handler($("headlines-frame"));
 330
 331 /*              try {
 332                         if (!_infscroll_disable &&
 333                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 334
 335                                 loadMoreHeadlines();
 336                         }
 337                 } catch (e) {
 338                         console.warn(e);
 339                 } */
 340
 341                 notify("");
 342         } catch (e) {
 343                 exception_error("article_callback2", e, transport);
 344         }
 345 }
 346
 347 function view(id, activefeed, noexpand) {
 348         try {
 349                 var oldrow = $("RROW-" + getActiveArticleId());
 350                 if (oldrow) oldrow.removeClassName("active");
 351
 352                 var crow = $("RROW-" + id);
 353
 354                 if (!crow) return;
 355                 if (noexpand) {
 356                         setActiveArticleId(id);
 357                         showArticleInHeadlines(id, noexpand);
 358                         return;
 359                 }
 360
 361                 console.log("loading article: " + id);
 362
 363                 var cached_article = cache_get("article:" + id);
 364
 365                 console.log("cache check result: " + (cached_article != false));
 366
 367                 var query = "?op=article&method=view&id=" + param_escape(id);
 368
 369                 var neighbor_ids = getRelativePostIds(id);
 370
 371                 /* only request uncached articles */
 372
 373                 var cids_to_request = [];
 374
 375                 for (var i = 0; i < neighbor_ids.length; i++) {
 376                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 377                                 if (!cache_get("article:" + neighbor_ids[i])) {
 378                                         cids_to_request.push(neighbor_ids[i]);
 379                                         cids_requested.push(neighbor_ids[i]);
 380                                 }
 381                 }
 382
 383                 console.log("additional ids: " + cids_to_request.toString());
 384
 385                 query = query + "&cids=" + cids_to_request.toString();
 386
 387                 var article_is_unread = crow.hasClassName("Unread");
 388
 389                 setActiveArticleId(id);
 390                 showArticleInHeadlines(id);
 391
 392                 if (cached_article && article_is_unread) {
 393
 394                         query = query + "&mode=prefetch";
 395
 396                         render_article(cached_article);
 397
 398                 } else if (cached_article) {
 399
 400                         query = query + "&mode=prefetch_old";
 401                         render_article(cached_article);
 402
 403                         // if we don't need to request any relative ids, we might as well skip
 404                         // the server roundtrip altogether
 405                         if (cids_to_request.length == 0) {
 406
 407 /*                              try {
 408                                         if (!_infscroll_disable &&
 409                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 410
 411                                                         loadMoreHeadlines();
 412                                         }
 413                                 } catch (e) {
 414                                         console.warn(e);
 415                                 } */
 416
 417                                 //headlines_scroll_handler($("headlines-frame"));
 418
 419                                 return;
 420                         }
 421                 }
 422
 423                 last_requested_article = id;
 424
 425                 console.log(query);
 426
 427                 if (article_is_unread) {
 428                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 429                 }
 430
 431                 new Ajax.Request("backend.php", {
 432                         parameters: query,
 433                         onComplete: function(transport) {
 434                                 article_callback2(transport, id);
 435                         } });
 436
 437                 return false;
 438
 439         } catch (e) {
 440                 exception_error("view", e);
 441         }
 442 }
 443
 444 function toggleMark(id, client_only) {
 445         try {
 446                 var query = "?op=rpc&id=" + id + "&method=mark";
 447
 448                 var row = $("RROW-" + id);
 449                 if (!row) return;
 450
 451                 var imgs = [];
 452
 453                 var row_imgs = row.getElementsByClassName("markedPic");
 454
 455                 for (var i = 0; i < row_imgs.length; i++)
 456                         imgs.push(row_imgs[i]);
 457
 458                 var ft = $("floatingTitle");
 459
 460                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 461                         var fte = ft.getElementsByClassName("markedPic");
 462
 463                         for (var i = 0; i < fte.length; i++)
 464                                 imgs.push(fte[i]);
 465                 }
 466
 467                 for (i = 0; i < imgs.length; i++) {
 468                         var img = imgs[i];
 469
 470                         if (!row.hasClassName("marked")) {
 471                                 img.src = img.src.replace("mark_unset", "mark_set");
 472                                 img.alt = __("Unstar article");
 473                                 query = query + "&mark=1";
 474                         } else {
 475                                 img.src = img.src.replace("mark_set", "mark_unset");
 476                                 img.alt = __("Star article");
 477                                 query = query + "&mark=0";
 478                         }
 479                 }
 480
 481                 row.toggleClassName("marked");
 482
 483                 if (!client_only) {
 484                         new Ajax.Request("backend.php", {
 485                                 parameters: query,
 486                                 onComplete: function(transport) {
 487                                         handle_rpc_json(transport);
 488                                 } });
 489                 }
 490
 491         } catch (e) {
 492                 exception_error("toggleMark", e);
 493         }
 494 }
 495
 496 function togglePub(id, client_only, no_effects, note) {
 497         try {
 498                 var query = "?op=rpc&id=" + id + "&method=publ";
 499
 500                 if (note != undefined) {
 501                         query = query + "&note=" + param_escape(note);
 502                 } else {
 503                         query = query + "&note=undefined";
 504                 }
 505
 506                 var row = $("RROW-" + id);
 507                 if (!row) return;
 508
 509                 var imgs = [];
 510
 511                 var row_imgs = row.getElementsByClassName("pubPic");
 512
 513                 for (var i = 0; i < row_imgs.length; i++)
 514                         imgs.push(row_imgs[i]);
 515
 516                 var ft = $("floatingTitle");
 517
 518                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 519                         var fte = ft.getElementsByClassName("pubPic");
 520
 521                         for (var i = 0; i < fte.length; i++)
 522                                 imgs.push(fte[i]);
 523                 }
 524
 525                 for (i = 0; i < imgs.length; i++) {
 526                         var img = imgs[i];
 527
 528                         if (!row.hasClassName("published") || note != undefined) {
 529                                 img.src = img.src.replace("pub_unset", "pub_set");
 530                                 img.alt = __("Unpublish article");
 531                                 query = query + "&pub=1";
 532                         } else {
 533                                 img.src = img.src.replace("pub_set", "pub_unset");
 534                                 img.alt = __("Publish article");
 535                                 query = query + "&pub=0";
 536                         }
 537                 }
 538
 539                 if (note != undefined)
 540                         row.addClassName("published");
 541                 else
 542                         row.toggleClassName("published");
 543
 544                 if (!client_only) {
 545                         new Ajax.Request("backend.php", {
 546                                 parameters: query,
 547                                 onComplete: function(transport) {
 548                                         handle_rpc_json(transport);
 549                                 } });
 550                 }
 551
 552         } catch (e) {
 553                 exception_error("togglePub", e);
 554         }
 555 }
 556
 557 function moveToPost(mode, noscroll, noexpand) {
 558
 559         try {
 560
 561                 var rows = getVisibleArticleIds();
 562
 563                 var prev_id = false;
 564                 var next_id = false;
 565
 566                 if (!$('RROW-' + getActiveArticleId())) {
 567                         setActiveArticleId(0);
 568                 }
 569
 570                 if (!getActiveArticleId()) {
 571                         next_id = rows[0];
 572                         prev_id = rows[rows.length-1]
 573                 } else {
 574                         for (var i = 0; i < rows.length; i++) {
 575                                 if (rows[i] == getActiveArticleId()) {
 576
 577                                         // Account for adjacent identical article ids.
 578                                         if (i > 0) prev_id = rows[i-1];
 579
 580                                         for (var j = i+1; j < rows.length; j++) {
 581                                                 if (rows[j] != getActiveArticleId()) {
 582                                                         next_id = rows[j];
 583                                                         break;
 584                                                 }
 585                                         }
 586                                         break;
 587                                 }
 588                         }
 589                 }
 590
 591                 if (mode == "next") {
 592                         if (next_id || getActiveArticleId()) {
 593                                 if (isCdmMode()) {
 594
 595                                         var article = $("RROW-" + getActiveArticleId());
 596                                         var ctr = $("headlines-frame");
 597
 598                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 599                                                         ctr.scrollTop + ctr.offsetHeight) {
 600
 601                                                 scrollArticle(ctr.offsetHeight/4);
 602
 603                                         } else if (next_id) {
 604                                                 cdmExpandArticle(next_id, noexpand);
 605                                                 cdmScrollToArticleId(next_id, true);
 606                                         }
 607
 608                                 } else if (next_id) {
 609                                         correctHeadlinesOffset(next_id);
 610                                         view(next_id, getActiveFeedId(), noexpand);
 611                                 }
 612                         }
 613                 }
 614
 615                 if (mode == "prev") {
 616                         if (prev_id || getActiveArticleId()) {
 617                                 if (isCdmMode()) {
 618
 619                                         var article = $("RROW-" + getActiveArticleId());
 620                                         var prev_article = $("RROW-" + prev_id);
 621                                         var ctr = $("headlines-frame");
 622
 623                                         if (!getInitParam("cdm_expanded")) {
 624
 625                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 626                                                         scrollArticle(-ctr.offsetHeight/4);
 627                                                 } else {
 628                                                         cdmExpandArticle(prev_id, noexpand);
 629                                                         cdmScrollToArticleId(prev_id, true);
 630                                                 }
 631                                         } else {
 632
 633                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 634                                                         scrollArticle(-ctr.offsetHeight/3);
 635                                                 } else if (!noscroll && prev_article &&
 636                                                                 prev_article.offsetTop < ctr.scrollTop) {
 637                                                         cdmExpandArticle(prev_id, noexpand);
 638                                                         scrollArticle(-ctr.offsetHeight/4);
 639                                                 } else if (prev_id) {
 640                                                         cdmExpandArticle(prev_id, noexpand);
 641                                                         cdmScrollToArticleId(prev_id, noscroll);
 642                                                 }
 643                                         }
 644
 645                                 } else if (prev_id) {
 646                                         correctHeadlinesOffset(prev_id);
 647                                         view(prev_id, getActiveFeedId(), noexpand);
 648                                 }
 649                         }
 650                 }
 651
 652         } catch (e) {
 653                 exception_error("moveToPost", e);
 654         }
 655 }
 656
 657 function toggleSelected(id, force_on) {
 658         try {
 659                 var row = $("RROW-" + id);
 660
 661                 if (row) {
 662                         var cb = dijit.getEnclosingWidget(
 663                                         row.getElementsByClassName("rchk")[0]);
 664
 665                         if (row.hasClassName('Selected') && !force_on) {
 666                                 row.removeClassName('Selected');
 667                                 if (cb) cb.attr("checked", false);
 668                         } else {
 669                                 row.addClassName('Selected');
 670                                 if (cb) cb.attr("checked", true);
 671                         }
 672                 }
 673
 674                 updateSelectedPrompt();
 675         } catch (e) {
 676                 exception_error("toggleSelected", e);
 677         }
 678 }
 679
 680 function updateSelectedPrompt() {
 681         try {
 682                 var count = getSelectedArticleIds2().size();
 683                 var elem = $("selected_prompt");
 684
 685                 if (elem) {
 686                         elem.innerHTML = ngettext("%d article selected",
 687                                         "%d articles selected", count).replace("%d", count);
 688
 689                         if (count > 0)
 690                                 Element.show(elem);
 691                         else
 692                                 Element.hide(elem);
 693                 }
 694
 695         } catch (e) {
 696                 exception_error("updateSelectedPrompt", e);
 697         }
 698 }
 699
 700 function toggleUnread_afh(effect) {
 701         try {
 702
 703                 var elem = effect.element;
 704                 elem.style.backgroundColor = "";
 705
 706         } catch (e) {
 707                 exception_error("toggleUnread_afh", e);
 708         }
 709 }
 710
 711 function toggleUnread(id, cmode, effect) {
 712         try {
 713
 714                 var row = $("RROW-" + id);
 715                 if (row) {
 716                         if (cmode == undefined || cmode == 2) {
 717                                 if (row.hasClassName("Unread")) {
 718                                         row.removeClassName("Unread");
 719
 720                                 } else {
 721                                         row.addClassName("Unread");
 722                                 }
 723
 724                         } else if (cmode == 0) {
 725
 726                                 row.removeClassName("Unread");
 727
 728                         } else if (cmode == 1) {
 729                                 row.addClassName("Unread");
 730                         }
 731
 732                         if (cmode == undefined) cmode = 2;
 733
 734                         var query = "?op=rpc&method=catchupSelected" +
 735                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 736
 737 //                      notify_progress("Loading, please wait...");
 738
 739                         new Ajax.Request("backend.php", {
 740                                 parameters: query,
 741                                 onComplete: function(transport) {
 742                                         handle_rpc_json(transport);
 743                                 } });
 744
 745                 }
 746
 747         } catch (e) {
 748                 exception_error("toggleUnread", e);
 749         }
 750 }
 751
 752 function selectionRemoveLabel(id, ids) {
 753         try {
 754
 755                 if (!ids) ids = getSelectedArticleIds2();
 756
 757                 if (ids.length == 0) {
 758                         alert(__("No articles are selected."));
 759                         return;
 760                 }
 761
 762                 var query = "?op=article&method=removeFromLabel&ids=" +
 763                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 764
 765                 console.log(query);
 766
 767                 new Ajax.Request("backend.php", {
 768                         parameters: query,
 769                         onComplete: function(transport) {
 770                                 handle_rpc_json(transport);
 771                                 show_labels_in_headlines(transport);
 772                         } });
 773
 774         } catch (e) {
 775                 exception_error("selectionAssignLabel", e);
 776
 777         }
 778 }
 779
 780 function selectionAssignLabel(id, ids) {
 781         try {
 782
 783                 if (!ids) ids = getSelectedArticleIds2();
 784
 785                 if (ids.length == 0) {
 786                         alert(__("No articles are selected."));
 787                         return;
 788                 }
 789
 790                 var query = "?op=article&method=assignToLabel&ids=" +
 791                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 792
 793                 console.log(query);
 794
 795                 new Ajax.Request("backend.php", {
 796                         parameters: query,
 797                         onComplete: function(transport) {
 798                                 handle_rpc_json(transport);
 799                                 show_labels_in_headlines(transport);
 800                         } });
 801
 802         } catch (e) {
 803                 exception_error("selectionAssignLabel", e);
 804
 805         }
 806 }
 807
 808 function selectionToggleUnread(set_state, callback, no_error, ids) {
 809         try {
 810                 var rows = ids ? ids : getSelectedArticleIds2();
 811
 812                 if (rows.length == 0 && !no_error) {
 813                         alert(__("No articles are selected."));
 814                         return;
 815                 }
 816
 817                 for (var i = 0; i < rows.length; i++) {
 818                         var row = $("RROW-" + rows[i]);
 819                         if (row) {
 820                                 if (set_state == undefined) {
 821                                         if (row.hasClassName("Unread")) {
 822                                                 row.removeClassName("Unread");
 823                                         } else {
 824                                                 row.addClassName("Unread");
 825                                         }
 826                                 }
 827
 828                                 if (set_state == false) {
 829                                         row.removeClassName("Unread");
 830                                 }
 831
 832                                 if (set_state == true) {
 833                                         row.addClassName("Unread");
 834                                 }
 835                         }
 836                 }
 837
 838                 updateFloatingTitle(true);
 839
 840                 if (rows.length > 0) {
 841
 842                         var cmode = "";
 843
 844                         if (set_state == undefined) {
 845                                 cmode = "2";
 846                         } else if (set_state == true) {
 847                                 cmode = "1";
 848                         } else if (set_state == false) {
 849                                 cmode = "0";
 850                         }
 851
 852                         var query = "?op=rpc&method=catchupSelected" +
 853                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 854
 855                         notify_progress("Loading, please wait...");
 856
 857                         new Ajax.Request("backend.php", {
 858                                 parameters: query,
 859                                 onComplete: function(transport) {
 860                                         handle_rpc_json(transport);
 861                                         if (callback) callback(transport);
 862                                 } });
 863
 864                 }
 865
 866         } catch (e) {
 867                 exception_error("selectionToggleUnread", e);
 868         }
 869 }
 870
 871 // sel_state ignored
 872 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 873         try {
 874
 875                 var rows = ids ? ids : getSelectedArticleIds2();
 876
 877                 if (rows.length == 0 && !no_error) {
 878                         alert(__("No articles are selected."));
 879                         return;
 880                 }
 881
 882                 for (var i = 0; i < rows.length; i++) {
 883                         toggleMark(rows[i], true, true);
 884                 }
 885
 886                 if (rows.length > 0) {
 887
 888                         var query = "?op=rpc&method=markSelected&ids=" +
 889                                 param_escape(rows.toString()) + "&cmode=2";
 890
 891                         new Ajax.Request("backend.php", {
 892                                 parameters: query,
 893                                 onComplete: function(transport) {
 894                                         handle_rpc_json(transport);
 895                                         if (callback) callback(transport);
 896                                 } });
 897
 898                 }
 899
 900         } catch (e) {
 901                 exception_error("selectionToggleMarked", e);
 902         }
 903 }
 904
 905 // sel_state ignored
 906 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 907         try {
 908
 909                 var rows = ids ? ids : getSelectedArticleIds2();
 910
 911                 if (rows.length == 0 && !no_error) {
 912                         alert(__("No articles are selected."));
 913                         return;
 914                 }
 915
 916                 for (var i = 0; i < rows.length; i++) {
 917                         togglePub(rows[i], true, true);
 918                 }
 919
 920                 if (rows.length > 0) {
 921
 922                         var query = "?op=rpc&method=publishSelected&ids=" +
 923                                 param_escape(rows.toString()) + "&cmode=2";
 924
 925                         new Ajax.Request("backend.php", {
 926                                 parameters: query,
 927                                 onComplete: function(transport) {
 928                                         handle_rpc_json(transport);
 929                                 } });
 930
 931                 }
 932
 933         } catch (e) {
 934                 exception_error("selectionToggleMarked", e);
 935         }
 936 }
 937
 938 function getSelectedArticleIds2() {
 939
 940         var rv = [];
 941
 942         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 943                 function(child) {
 944                         rv.push(child.id.replace("RROW-", ""));
 945                 });
 946
 947         return rv;
 948 }
 949
 950 function getLoadedArticleIds() {
 951         var rv = [];
 952
 953         var children = $$("#headlines-frame > div[id*=RROW-]");
 954
 955         children.each(function(child) {
 956                         rv.push(child.id.replace("RROW-", ""));
 957                 });
 958
 959         return rv;
 960
 961 }
 962
 963 // mode = all,none,unread,invert,marked,published
 964 function selectArticles(mode, query) {
 965         try {
 966
 967                 if (!query) query = "#headlines-frame > div[id*=RROW]";
 968
 969                 var children = $$(query);
 970
 971                 children.each(function(child) {
 972                         var id = child.id.replace("RROW-", "");
 973
 974                         var cb = dijit.getEnclosingWidget(
 975                                         child.getElementsByClassName("rchk")[0]);
 976
 977                         if (mode == "all") {
 978                                 child.addClassName("Selected");
 979                                 if (cb) cb.attr("checked", true);
 980                         } else if (mode == "unread") {
 981                                 if (child.hasClassName("Unread")) {
 982                                         child.addClassName("Selected");
 983                                         if (cb) cb.attr("checked", true);
 984                                 } else {
 985                                         child.removeClassName("Selected");
 986                                         if (cb) cb.attr("checked", false);
 987                                 }
 988                         } else if (mode == "marked") {
 989                                 if (child.hasClassName("marked")) {
 990                                         child.addClassName("Selected");
 991                                         if (cb) cb.attr("checked", true);
 992                                 } else {
 993                                         child.removeClassName("Selected");
 994                                         if (cb) cb.attr("checked", false);
 995                                 }
 996                         } else if (mode == "published") {
 997                                 if (child.hasClassName("published")) {
 998                                         child.addClassName("Selected");
 999                                         if (cb) cb.attr("checked", true);
1000                                 } else {
1001                                         child.removeClassName("Selected");
1002                                         if (cb) cb.attr("checked", false);
1003                                 }
1004
1005                         } else if (mode == "invert") {
1006                                 if (child.hasClassName("Selected")) {
1007                                         child.removeClassName("Selected");
1008                                         if (cb) cb.attr("checked", false);
1009                                 } else {
1010                                         child.addClassName("Selected");
1011                                         if (cb) cb.attr("checked", true);
1012                                 }
1013
1014                         } else {
1015                                 child.removeClassName("Selected");
1016                                 if (cb) cb.attr("checked", false);
1017                         }
1018                 });
1019
1020                 updateSelectedPrompt();
1021
1022         } catch (e) {
1023                 exception_error("selectArticles", e);
1024         }
1025 }
1026
1027 function deleteSelection() {
1028
1029         try {
1030
1031                 var rows = getSelectedArticleIds2();
1032
1033                 if (rows.length == 0) {
1034                         alert(__("No articles are selected."));
1035                         return;
1036                 }
1037
1038                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1039                 var str;
1040
1041                 if (getActiveFeedId() != 0) {
1042                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
1043                 } else {
1044                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
1045                 }
1046
1047                 str = str.replace("%d", rows.length);
1048                 str = str.replace("%s", fn);
1049
1050                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1051                         return;
1052                 }
1053
1054                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
1055
1056                 console.log(query);
1057
1058                 new Ajax.Request("backend.php", {
1059                         parameters: query,
1060                         onComplete: function(transport) {
1061                                         handle_rpc_json(transport);
1062                                         viewCurrentFeed();
1063                                 } });
1064
1065         } catch (e) {
1066                 exception_error("deleteSelection", e);
1067         }
1068 }
1069
1070 function archiveSelection() {
1071
1072         try {
1073
1074                 var rows = getSelectedArticleIds2();
1075
1076                 if (rows.length == 0) {
1077                         alert(__("No articles are selected."));
1078                         return;
1079                 }
1080
1081                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1082                 var str;
1083                 var op;
1084
1085                 if (getActiveFeedId() != 0) {
1086                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1087                         op = "archive";
1088                 } else {
1089                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1090
1091                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1092
1093                         op = "unarchive";
1094                 }
1095
1096                 str = str.replace("%d", rows.length);
1097                 str = str.replace("%s", fn);
1098
1099                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1100                         return;
1101                 }
1102
1103                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1104
1105                 console.log(query);
1106
1107                 for (var i = 0; i < rows.length; i++) {
1108                         cache_delete("article:" + rows[i]);
1109                 }
1110
1111                 new Ajax.Request("backend.php", {
1112                         parameters: query,
1113                         onComplete: function(transport) {
1114                                         handle_rpc_json(transport);
1115                                         viewCurrentFeed();
1116                                 } });
1117
1118         } catch (e) {
1119                 exception_error("archiveSelection", e);
1120         }
1121 }
1122
1123 function catchupSelection() {
1124
1125         try {
1126
1127                 var rows = getSelectedArticleIds2();
1128
1129                 if (rows.length == 0) {
1130                         alert(__("No articles are selected."));
1131                         return;
1132                 }
1133
1134                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1135
1136                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1137
1138                 str = str.replace("%d", rows.length);
1139                 str = str.replace("%s", fn);
1140
1141                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1142                         return;
1143                 }
1144
1145                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1146
1147         } catch (e) {
1148                 exception_error("catchupSelection", e);
1149         }
1150 }
1151
1152 function editArticleTags(id) {
1153                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1154
1155                 if (dijit.byId("editTagsDlg"))
1156                         dijit.byId("editTagsDlg").destroyRecursive();
1157
1158                 dialog = new dijit.Dialog({
1159                         id: "editTagsDlg",
1160                         title: __("Edit article Tags"),
1161                         style: "width: 600px",
1162                         execute: function() {
1163                                 if (this.validate()) {
1164                                         var query = dojo.objectToQuery(this.attr('value'));
1165
1166                                         notify_progress("Saving article tags...", true);
1167
1168                                         new Ajax.Request("backend.php", {
1169                                         parameters: query,
1170                                         onComplete: function(transport) {
1171                                                 try {
1172                                                         notify('');
1173                                                         dialog.hide();
1174
1175                                                         var data = JSON.parse(transport.responseText);
1176
1177                                                         if (data) {
1178                                                                 var id = data.id;
1179
1180                                                                 console.log(id);
1181
1182                                                                 var tags = $("ATSTR-" + id);
1183                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1184
1185                                                                 if (tags) tags.innerHTML = data.content;
1186                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1187                                                         }
1188                                                 } catch (e) {
1189                                                         exception_error("editArticleTags/inner", e);
1190                                                 }
1191
1192                                         }});
1193                                 }
1194                         },
1195                         href: query,
1196                 });
1197
1198                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1199                 dojo.disconnect(tmph);
1200
1201                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1202                            "backend.php?op=article&method=completeTags",
1203                            { tokens: ',', paramName: "search" });
1204                 });
1205
1206                 dialog.show();
1207
1208 }
1209
1210 function cdmScrollToArticleId(id, force) {
1211         try {
1212                 var ctr = $("headlines-frame");
1213                 var e = $("RROW-" + id);
1214
1215                 if (!e || !ctr) return;
1216
1217                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1218                                 e.offsetTop < ctr.scrollTop) {
1219
1220                         // expanded cdm has a 4px margin now
1221                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1222                 }
1223
1224         } catch (e) {
1225                 exception_error("cdmScrollToArticleId", e);
1226         }
1227 }
1228
1229 function setActiveArticleId(id) {
1230         _active_article_id = id;
1231         PluginHost.run(PluginHost.HOOK_ARTICLE_SET_ACTIVE, _active_article_id);
1232 }
1233
1234 function getActiveArticleId() {
1235         return _active_article_id;
1236 }
1237
1238 function postMouseIn(e, id) {
1239         post_under_pointer = id;
1240 }
1241
1242 function postMouseOut(id) {
1243         post_under_pointer = false;
1244 }
1245
1246 function unpackVisibleHeadlines() {
1247         try {
1248                 if (!isCdmMode() || !getInitParam("cdm_expanded")) return;
1249
1250                 $$("#headlines-frame > div[id*=RROW]").each(
1251                         function(child) {
1252                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1253                                         $("headlines-frame").offsetHeight) {
1254
1255                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1256
1257                                         if (cencw) {
1258                                                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, child);
1259
1260                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1261                                                 cencw.setAttribute('id', '');
1262                                                 Element.show(cencw);
1263                                         }
1264                                 }
1265                         }
1266                 );
1267
1268         } catch (e) {
1269                 exception_error("unpackVisibleHeadlines", e);
1270         }
1271 }
1272
1273 function headlines_scroll_handler(e) {
1274         try {
1275                 var hsp = $("headlines-spacer");
1276
1277                 unpackVisibleHeadlines();
1278
1279                 // set topmost child in the buffer as active
1280                 if (isCdmMode() && getInitParam("cdm_auto_catchup") == 1 &&
1281                                 getSelectedArticleIds2().length <= 1 &&
1282                                 getInitParam("cdm_expanded")) {
1283                         var rows = $$("#headlines-frame > div[id*=RROW]");
1284
1285                         for (var i = 0; i < rows.length; i++) {
1286                                 var child = rows[i];
1287
1288                                 if ($("headlines-frame").scrollTop <= child.offsetTop &&
1289                                         child.offsetTop - $("headlines-frame").scrollTop < 100 &&
1290                                         child.id.replace("RROW-", "") != _active_article_id) {
1291
1292                                         if (_active_article_id) {
1293                                                 var row = $("RROW-" + _active_article_id);
1294                                                 if (row) row.removeClassName("active");
1295                                         }
1296
1297                                         _active_article_id = child.id.replace("RROW-", "");
1298                                         showArticleInHeadlines(_active_article_id, true);
1299                                         updateSelectedPrompt();
1300                                         break;
1301                                 }
1302                         }
1303                 }
1304
1305                 if (!_infscroll_disable) {
1306                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1307                                         (e.scrollHeight != 0 &&
1308                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1309
1310                                 if (hsp)
1311                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1312                                                 __("Loading, please wait...");
1313
1314                                 loadMoreHeadlines();
1315                                 return;
1316
1317                         }
1318                 } else {
1319                         if (hsp) hsp.innerHTML = "";
1320                 }
1321
1322                 if (isCdmMode()) {
1323                         updateFloatingTitle();
1324                 }
1325
1326                 if (getInitParam("cdm_auto_catchup") == 1) {
1327
1328                         // let's get DOM some time to settle down
1329                         var ts = new Date().getTime();
1330                         if (ts - _last_headlines_update < 100) return;
1331
1332                         var atend = true;
1333
1334                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1335                                 function(child) {
1336                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1337                                                         (child.offsetTop + child.offsetHeight/2)) {
1338
1339                                                 var id = child.id.replace("RROW-", "");
1340
1341                                                 if (catchup_id_batch.indexOf(id) == -1)
1342                                                         catchup_id_batch.push(id);
1343
1344                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1345                                         } else {
1346                                                 atend = false;
1347                                         }
1348
1349                                 });
1350
1351                         if (atend) {
1352                                 if (getInitParam("on_catchup_show_next_feed") == "1") {
1353                                         catchup_go_next = true;
1354                                 }
1355                         }
1356
1357                         if (catchup_id_batch.length > 0) {
1358                                 window.clearTimeout(catchup_timeout_id);
1359
1360                                 if (!_infscroll_request_sent) {
1361                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1362                                                 500);
1363                                 }
1364                         }
1365                 }
1366
1367         } catch (e) {
1368                 console.warn("headlines_scroll_handler: " + e);
1369         }
1370 }
1371
1372 function catchupBatchedArticles() {
1373         try {
1374                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1375
1376                         // make a copy of the array
1377                         var batch = catchup_id_batch.slice();
1378                         var query = "?op=rpc&method=catchupSelected" +
1379                                 "&cmode=0&ids=" + param_escape(batch.toString());
1380
1381                         console.log(query);
1382
1383                         new Ajax.Request("backend.php", {
1384                                 parameters: query,
1385                                 onComplete: function(transport) {
1386                                         handle_rpc_json(transport);
1387
1388                                         reply = JSON.parse(transport.responseText);
1389                                         var batch = reply.ids;
1390
1391                                         batch.each(function(id) {
1392                                                 console.log(id);
1393                                                 var elem = $("RROW-" + id);
1394                                                 if (elem) elem.removeClassName("Unread");
1395                                                 catchup_id_batch.remove(id);
1396                                         });
1397
1398                                         updateFloatingTitle(true);
1399
1400                                 } });
1401                 }
1402                 if (catchup_go_next) {
1403                         catchup_go_next = false;
1404                         var is_cat = activeFeedIsCat();
1405                         var nuf = getNextUnreadFeed(getActiveFeedId(), is_cat);
1406                         if (nuf) viewfeed(nuf, '', is_cat);
1407                 }
1408
1409         } catch (e) {
1410                 exception_error("catchupBatchedArticles", e);
1411         }
1412 }
1413
1414 function catchupRelativeToArticle(below, id) {
1415
1416         try {
1417
1418                 if (!id) id = getActiveArticleId();
1419
1420                 if (!id) {
1421                         alert(__("No article is selected."));
1422                         return;
1423                 }
1424
1425                 var visible_ids = getVisibleArticleIds();
1426
1427                 var ids_to_mark = new Array();
1428
1429                 if (!below) {
1430                         for (var i = 0; i < visible_ids.length; i++) {
1431                                 if (visible_ids[i] != id) {
1432                                         var e = $("RROW-" + visible_ids[i]);
1433
1434                                         if (e && e.hasClassName("Unread")) {
1435                                                 ids_to_mark.push(visible_ids[i]);
1436                                         }
1437                                 } else {
1438                                         break;
1439                                 }
1440                         }
1441                 } else {
1442                         for (var i = visible_ids.length-1; i >= 0; i--) {
1443                                 if (visible_ids[i] != id) {
1444                                         var e = $("RROW-" + visible_ids[i]);
1445
1446                                         if (e && e.hasClassName("Unread")) {
1447                                                 ids_to_mark.push(visible_ids[i]);
1448                                         }
1449                                 } else {
1450                                         break;
1451                                 }
1452                         }
1453                 }
1454
1455                 if (ids_to_mark.length == 0) {
1456                         alert(__("No articles found to mark"));
1457                 } else {
1458                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1459
1460                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1461
1462                                 for (var i = 0; i < ids_to_mark.length; i++) {
1463                                         var e = $("RROW-" + ids_to_mark[i]);
1464                                         e.removeClassName("Unread");
1465                                 }
1466
1467                                 var query = "?op=rpc&method=catchupSelected" +
1468                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1469
1470                                 new Ajax.Request("backend.php", {
1471                                         parameters: query,
1472                                         onComplete: function(transport) {
1473                                                 handle_rpc_json(transport);
1474                                         } });
1475
1476                         }
1477                 }
1478
1479         } catch (e) {
1480                 exception_error("catchupRelativeToArticle", e);
1481         }
1482 }
1483
1484 function cdmCollapseArticle(event, id, unmark) {
1485         try {
1486                 if (unmark == undefined) unmark = true;
1487
1488                 var row = $("RROW-" + id);
1489                 var elem = $("CICD-" + id);
1490
1491                 if (elem && row) {
1492                         var collapse = $$("div#RROW-" + id +
1493                                 " span[class='collapseBtn']")[0];
1494
1495                         Element.hide(elem);
1496                         Element.show("CEXC-" + id);
1497                         Element.hide(collapse);
1498
1499                         if (unmark) {
1500                                 row.removeClassName("active");
1501
1502                                 markHeadline(id, false);
1503
1504                                 if (id == getActiveArticleId()) {
1505                                         setActiveArticleId(0);
1506                                 }
1507
1508                                 updateSelectedPrompt();
1509                         }
1510
1511                         if (event) Event.stop(event);
1512
1513                         PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
1514
1515                         if (row.offsetTop < $("headlines-frame").scrollTop)
1516                                 scrollToRowId(row.id);
1517
1518                         Element.hide("floatingTitle");
1519                         $("floatingTitle").setAttribute("rowid", false);
1520                 }
1521
1522         } catch (e) {
1523                 exception_error("cdmCollapseArticle", e);
1524         }
1525 }
1526
1527 function cdmExpandArticle(id, noexpand) {
1528         try {
1529                 console.log("cdmExpandArticle " + id);
1530
1531                 if (!$("RROW-" + id)) return false;
1532
1533                 var oldrow = $("RROW-" + getActiveArticleId());
1534
1535                 var elem = $("CICD-" + getActiveArticleId());
1536
1537                 if (id == getActiveArticleId() && Element.visible(elem))
1538                         return true;
1539
1540                 selectArticles("none");
1541
1542                 var old_offset = $("RROW-" + id).offsetTop;
1543
1544                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1545                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1546                                 " span[class='collapseBtn']")[0];
1547
1548                         Element.hide(elem);
1549                         Element.show("CEXC-" + getActiveArticleId());
1550                         Element.hide(collapse);
1551                 }
1552
1553                 if (oldrow) oldrow.removeClassName("active");
1554
1555                 setActiveArticleId(id);
1556
1557                 elem = $("CICD-" + id);
1558
1559                 var collapse = $$("div#RROW-" + id +
1560                                 " span[class='collapseBtn']")[0];
1561
1562                 var cencw = $("CENCW-" + id);
1563
1564                 if (!Element.visible(elem) && !noexpand) {
1565                         if (cencw) {
1566                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1567                                 cencw.setAttribute('id', '');
1568                                 Element.show(cencw);
1569                         }
1570
1571                         Element.show(elem);
1572                         Element.hide("CEXC-" + id);
1573                         Element.show(collapse);
1574                 }
1575
1576                 var new_offset = $("RROW-" + id).offsetTop;
1577
1578                 if (old_offset > new_offset)
1579                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1580
1581                 if (!noexpand)
1582                         toggleUnread(id, 0, true);
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 dismissArticle(id) {
1635         try {
1636                 var elem = $("RROW-" + id);
1637
1638                 if (!elem) return;
1639
1640                 toggleUnread(id, 0, true);
1641
1642                 new Effect.Fade(elem, {duration : 0.5});
1643
1644                 // Remove the content, too
1645                 var elem_content = $("CICD-" + id);
1646                 if (elem_content) {
1647                         Element.remove(elem_content);
1648                 }
1649
1650                 if (id == getActiveArticleId()) {
1651                         setActiveArticleId(0);
1652                 }
1653
1654         } catch (e) {
1655                 exception_error("dismissArticle", e);
1656         }
1657 }
1658
1659 function dismissSelectedArticles() {
1660         try {
1661
1662                 var ids = getVisibleArticleIds();
1663                 var tmp = [];
1664                 var sel = [];
1665
1666                 for (var i = 0; i < ids.length; i++) {
1667                         var elem = $("RROW-" + ids[i]);
1668
1669                         if (elem.className && elem.hasClassName("Selected") &&
1670                                         ids[i] != getActiveArticleId()) {
1671                                 new Effect.Fade(elem, {duration : 0.5});
1672                                 sel.push(ids[i]);
1673
1674                                 // Remove the content, too
1675                                 var elem_content = $("CICD-" + ids[i]);
1676                                 if (elem_content) {
1677                                         Element.remove(elem_content);
1678                                 }
1679                         } else {
1680                                 tmp.push(ids[i]);
1681                         }
1682                 }
1683
1684                 if (sel.length > 0)
1685                         selectionToggleUnread(false);
1686
1687
1688         } catch (e) {
1689                 exception_error("dismissSelectedArticles", e);
1690         }
1691 }
1692
1693 function dismissReadArticles() {
1694         try {
1695
1696                 var ids = getVisibleArticleIds();
1697                 var tmp = [];
1698
1699                 for (var i = 0; i < ids.length; i++) {
1700                         var elem = $("RROW-" + ids[i]);
1701
1702                         if (elem.className && !elem.hasClassName("Unread") &&
1703                                         !elem.hasClassName("Selected")) {
1704
1705                                 new Effect.Fade(elem, {duration : 0.5});
1706
1707                                 // Remove the content, too
1708                                 var elem_content = $("CICD-" + ids[i]);
1709                                 if (elem_content) {
1710                                         Element.remove(elem_content);
1711                                 }
1712                         } else {
1713                                 tmp.push(ids[i]);
1714                         }
1715                 }
1716
1717         } catch (e) {
1718                 exception_error("dismissReadArticles", e);
1719         }
1720 }
1721
1722 function getVisibleArticleIds() {
1723         var ids = [];
1724
1725         try {
1726
1727                 getLoadedArticleIds().each(function(id) {
1728                         var elem = $("RROW-" + id);
1729                         if (elem && Element.visible(elem))
1730                                 ids.push(id);
1731                         });
1732
1733         } catch (e) {
1734                 exception_error("getVisibleArticleIds", e);
1735         }
1736
1737         return ids;
1738 }
1739
1740 function cdmClicked(event, id) {
1741         try {
1742                 //var shift_key = event.shiftKey;
1743
1744                 if (!event.ctrlKey) {
1745
1746                         if (!getInitParam("cdm_expanded")) {
1747                                 return cdmExpandArticle(id);
1748                         } else {
1749
1750                                 var elem = $("RROW-" + getActiveArticleId());
1751
1752                                 if (elem) elem.removeClassName("active");
1753
1754                                 selectArticles("none");
1755                                 toggleSelected(id);
1756
1757                                 var elem = $("RROW-" + id);
1758                                 var article_is_unread = elem.hasClassName("Unread");
1759
1760                                 elem.removeClassName("Unread");
1761                                 elem.addClassName("active");
1762
1763                                 setActiveArticleId(id);
1764
1765                                 if (article_is_unread) {
1766                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1767                                         updateFloatingTitle(true);
1768                                 }
1769
1770                                 var query = "?op=rpc&method=catchupSelected" +
1771                                         "&cmode=0&ids=" + param_escape(id);
1772
1773                                 new Ajax.Request("backend.php", {
1774                                         parameters: query,
1775                                         onComplete: function(transport) {
1776                                                 handle_rpc_json(transport);
1777                                         } });
1778
1779                                 return !event.shiftKey;
1780                         }
1781
1782                 } else if (event.target.parents(".cdmHeader").length > 0) {
1783
1784                         toggleSelected(id, true);
1785
1786                         var elem = $("RROW-" + id);
1787                         var article_is_unread = elem.hasClassName("Unread");
1788
1789                         if (article_is_unread) {
1790                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1791                         }
1792
1793                         toggleUnread(id, 0, false);
1794
1795                         openArticleInNewWindow(id);
1796                 }
1797
1798                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1799                 request_counters(unread_in_buffer == 0);
1800
1801         } catch (e) {
1802                 exception_error("cdmClicked");
1803         }
1804
1805         return false;
1806 }
1807
1808 function hlClicked(event, id) {
1809         try {
1810                 if (event.which == 2) {
1811                         view(id);
1812                         return true;
1813                 } else if (event.ctrlKey) {
1814                         toggleSelected(id, true);
1815                         toggleUnread(id, 0, false);
1816                         openArticleInNewWindow(id);
1817                         return false;
1818                 } else {
1819                         view(id);
1820                         return false;
1821                 }
1822
1823         } catch (e) {
1824                 exception_error("hlClicked");
1825         }
1826 }
1827
1828 function getFirstVisibleHeadlineId() {
1829         var rows = getVisibleArticleIds();
1830         return rows[0];
1831
1832 }
1833
1834 function getLastVisibleHeadlineId() {
1835         var rows = getVisibleArticleIds();
1836         return rows[rows.length-1];
1837 }
1838
1839 function openArticleInNewWindow(id) {
1840         toggleUnread(id, 0, false);
1841         window.open("backend.php?op=article&method=redirect&id=" + id);
1842 }
1843
1844 function isCdmMode() {
1845         return getInitParam("combined_display_mode");
1846 }
1847
1848 function markHeadline(id, marked) {
1849         if (marked == undefined) marked = true;
1850
1851         var row = $("RROW-" + id);
1852         if (row) {
1853                 var check = dijit.getEnclosingWidget(
1854                                 row.getElementsByClassName("rchk")[0]);
1855
1856                 if (check) {
1857                         check.attr("checked", marked);
1858                 }
1859
1860                 if (marked)
1861                         row.addClassName("Selected");
1862                 else
1863                         row.removeClassName("Selected");
1864         }
1865 }
1866
1867 function getRelativePostIds(id, limit) {
1868
1869         var tmp = [];
1870
1871         try {
1872
1873                 if (!limit) limit = 6; //3
1874
1875                 var ids = getVisibleArticleIds();
1876
1877                 for (var i = 0; i < ids.length; i++) {
1878                         if (ids[i] == id) {
1879                                 for (var k = 1; k <= limit; k++) {
1880                                         //if (i > k-1) tmp.push(ids[i-k]);
1881                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1882                                 }
1883                                 break;
1884                         }
1885                 }
1886
1887         } catch (e) {
1888                 exception_error("getRelativePostIds", e);
1889         }
1890
1891         return tmp;
1892 }
1893
1894 function correctHeadlinesOffset(id) {
1895
1896         try {
1897
1898                 var container = $("headlines-frame");
1899                 var row = $("RROW-" + id);
1900
1901                 if (!container || !row) return;
1902
1903                 var viewport = container.offsetHeight;
1904
1905                 var rel_offset_top = row.offsetTop - container.scrollTop;
1906                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1907
1908                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1909                 //console.log("Vport: " + viewport);
1910
1911                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1912                         container.scrollTop = row.offsetTop;
1913                 } else if (rel_offset_bottom > viewport) {
1914
1915                         /* doesn't properly work with Opera in some cases because
1916                                 Opera fucks up element scrolling */
1917
1918                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1919                 }
1920
1921         } catch (e) {
1922                 exception_error("correctHeadlinesOffset", e);
1923         }
1924
1925 }
1926
1927 function headlineActionsChange(elem) {
1928         try {
1929                 eval(elem.value);
1930                 elem.attr('value', 'false');
1931         } catch (e) {
1932                 exception_error("headlineActionsChange", e);
1933         }
1934 }
1935
1936 function closeArticlePanel() {
1937
1938         if (dijit.byId("content-insert"))
1939                 dijit.byId("headlines-wrap-inner").removeChild(
1940                         dijit.byId("content-insert"));
1941 }
1942
1943 function initFloatingMenu() {
1944         try {
1945                 if (dijit.byId("floatingMenu"))
1946                         dijit.byId("floatingMenu").destroyRecursive();
1947
1948                         var menu = new dijit.Menu({
1949                                 id: "floatingMenu",
1950                                 targetNodeIds: ["floatingTitle"]
1951                         });
1952
1953                         var id = $("floatingTitle").getAttribute("rowid").replace("RROW-", "");
1954
1955                         headlinesMenuCommon(menu, id);
1956
1957                         menu.startup();
1958         } catch (e) {
1959                 exception_error("initFloatingMenu", e);
1960         }
1961 }
1962
1963 function headlinesMenuCommon(menu, base_id) {
1964         try {
1965
1966                 menu.addChild(new dijit.MenuItem({
1967                         label: __("Open original article"),
1968                         onClick: function(event) {
1969                                 openArticleInNewWindow(base_id ? base_id : this.getParent().callerRowId);
1970                         }}));
1971
1972                 menu.addChild(new dijit.MenuItem({
1973                         label: __("Display article URL"),
1974                         onClick: function(event) {
1975                                 displayArticleUrl(base_id ? base_id : this.getParent().callerRowId);
1976                         }}));
1977
1978                 menu.addChild(new dijit.MenuSeparator());
1979
1980                 menu.addChild(new dijit.MenuItem({
1981                         label: __("Toggle unread"),
1982                         onClick: function(event) {
1983                                 var ids = getSelectedArticleIds2();
1984                                 // cast to string
1985                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1986                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1987
1988                                 selectionToggleUnread(undefined, false, true, ids);
1989                                 }}));
1990
1991                 menu.addChild(new dijit.MenuItem({
1992                         label: __("Toggle starred"),
1993                         onClick: function(event) {
1994                                 var ids = getSelectedArticleIds2();
1995                                 // cast to string
1996                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1997                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1998
1999                                 selectionToggleMarked(undefined, false, true, ids);
2000                                 }}));
2001
2002                 menu.addChild(new dijit.MenuItem({
2003                         label: __("Toggle published"),
2004                         onClick: function(event) {
2005                                 var ids = getSelectedArticleIds2();
2006                                 // cast to string
2007                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
2008                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2009
2010                                 selectionTogglePublished(undefined, false, true, ids);
2011                                 }}));
2012
2013                 menu.addChild(new dijit.MenuSeparator());
2014
2015                 menu.addChild(new dijit.MenuItem({
2016                         label: __("Mark above as read"),
2017                         onClick: function(event) {
2018                                 catchupRelativeToArticle(0, base_id ? base_id : this.getParent().callerRowId);
2019                                 }}));
2020
2021                 menu.addChild(new dijit.MenuItem({
2022                         label: __("Mark below as read"),
2023                         onClick: function(event) {
2024                                 catchupRelativeToArticle(1, base_id ? base_id : this.getParent().callerRowId);
2025                                 }}));
2026
2027
2028                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
2029
2030                 if (labels) {
2031
2032                         menu.addChild(new dijit.MenuSeparator());
2033
2034                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
2035                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
2036
2037                         labels.each(function(label) {
2038                                 var id = label.id[0];
2039                                 var bare_id = id.substr(id.indexOf(":")+1);
2040                                 var name = label.name[0];
2041
2042                                 bare_id = feed_to_label_id(bare_id);
2043
2044                                 labelAddMenu.addChild(new dijit.MenuItem({
2045                                         label: name,
2046                                         labelId: bare_id,
2047                                         onClick: function(event) {
2048                                                 var ids = getSelectedArticleIds2();
2049                                                 // cast to string
2050                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2051
2052                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2053
2054                                                 selectionAssignLabel(this.labelId, ids);
2055                                 }}));
2056
2057                                 labelDelMenu.addChild(new dijit.MenuItem({
2058                                         label: name,
2059                                         labelId: bare_id,
2060                                         onClick: function(event) {
2061                                                 var ids = getSelectedArticleIds2();
2062                                                 // cast to string
2063                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2064
2065                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2066
2067                                                 selectionRemoveLabel(this.labelId, ids);
2068                                 }}));
2069
2070                         });
2071
2072                         menu.addChild(new dijit.PopupMenuItem({
2073                                 label: __("Assign label"),
2074                                 popup: labelAddMenu,
2075                         }));
2076
2077                         menu.addChild(new dijit.PopupMenuItem({
2078                                 label: __("Remove label"),
2079                                 popup: labelDelMenu,
2080                         }));
2081
2082                 }
2083
2084
2085         } catch (e) {
2086                 exception_error("headlinesMenuCommon", e);
2087         }
2088 }
2089
2090 function initHeadlinesMenu() {
2091         try {
2092                 if (dijit.byId("headlinesMenu"))
2093                         dijit.byId("headlinesMenu").destroyRecursive();
2094
2095                 var ids = [];
2096
2097                 if (!isCdmMode()) {
2098                         nodes = $$("#headlines-frame > div[id*=RROW]");
2099                 } else {
2100                         nodes = $$("#headlines-frame span[id*=RTITLE]");
2101                 }
2102
2103                 nodes.each(function(node) {
2104                         ids.push(node.id);
2105                 });
2106
2107                 var menu = new dijit.Menu({
2108                         id: "headlinesMenu",
2109                         targetNodeIds: ids,
2110                 });
2111
2112                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
2113                         var callerNode = event.target, match = null, tries = 0;
2114
2115                         while (match == null && callerNode && tries <= 3) {
2116                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2117                                 callerNode = callerNode.parentNode;
2118                                 ++tries;
2119                         }
2120
2121                         if (match) this.callerRowId = parseInt(match[1]);
2122
2123                 });
2124
2125                 headlinesMenuCommon(menu, false);
2126
2127                 menu.startup();
2128
2129                 /* vgroup feed title menu */
2130
2131                 var nodes = $$("#headlines-frame > div[class='cdmFeedTitle']");
2132                 var ids = [];
2133
2134                 nodes.each(function(node) {
2135                         ids.push(node.id);
2136                 });
2137
2138                 if (ids.length > 0) {
2139                         if (dijit.byId("headlinesFeedTitleMenu"))
2140                                 dijit.byId("headlinesFeedTitleMenu").destroyRecursive();
2141
2142                         var menu = new dijit.Menu({
2143                                 id: "headlinesFeedTitleMenu",
2144                                 targetNodeIds: ids,
2145                         });
2146
2147                         var tmph = dojo.connect(menu, '_openMyself', function (event) {
2148                                 var callerNode = event.target, match = null, tries = 0;
2149
2150                                 while (match == null && callerNode && tries <= 3) {
2151                                         console.log(callerNode.id);
2152
2153                                         match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2154                                         callerNode = callerNode.parentNode;
2155                                         ++tries;
2156
2157                                         console.log(match[1]);
2158                                 }
2159
2160                                 if (match) this.callerRowId = parseInt(match[1]);
2161
2162                         });
2163
2164                         menu.addChild(new dijit.MenuItem({
2165                                 label: __("Select articles in group"),
2166                                 onClick: function(event) {
2167                                         selectArticles("all",
2168                                                 "#headlines-frame > div[id*=RROW]"+
2169                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2170
2171                                 }}));
2172
2173                         menu.addChild(new dijit.MenuItem({
2174                                 label: __("Mark group as read"),
2175                                 onClick: function(event) {
2176                                         selectArticles("none");
2177                                         selectArticles("all",
2178                                                 "#headlines-frame > div[id*=RROW]"+
2179                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2180
2181                                         catchupSelection();
2182                                 }}));
2183
2184
2185                         menu.addChild(new dijit.MenuItem({
2186                                 label: __("Mark feed as read"),
2187                                 onClick: function(event) {
2188                                         catchupFeedInGroup(menu.callerRowId);
2189                                 }}));
2190
2191                         menu.startup();
2192
2193                 }
2194
2195         } catch (e) {
2196                 exception_error("initHeadlinesMenu", e);
2197         }
2198 }
2199
2200 function cache_set(id, obj) {
2201         //console.log("cache_set: " + id);
2202         if (has_storage)
2203                 try {
2204                         sessionStorage[id] = obj;
2205                 } catch (e) {
2206                         sessionStorage.clear();
2207                 }
2208 }
2209
2210 function cache_get(id) {
2211         if (has_storage)
2212                 return sessionStorage[id];
2213 }
2214
2215 function cache_clear() {
2216         if (has_storage)
2217                 sessionStorage.clear();
2218 }
2219
2220 function cache_delete(id) {
2221         if (has_storage)
2222                 sessionStorage.removeItem(id);
2223 }
2224
2225 function cancelSearch() {
2226         try {
2227                 _search_query = "";
2228                 viewCurrentFeed();
2229         } catch (e) {
2230                 exception_error("cancelSearch", e);
2231         }
2232 }
2233
2234 function setSelectionScore() {
2235         try {
2236                 var ids = getSelectedArticleIds2();
2237
2238                 if (ids.length > 0) {
2239                         console.log(ids);
2240
2241                         var score = prompt(__("Please enter new score for selected articles:"), score);
2242
2243                         if (score != undefined) {
2244                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2245                                         "&score=" + param_escape(score);
2246
2247                                 new Ajax.Request("backend.php", {
2248                                         parameters: query,
2249                                         onComplete: function(transport) {
2250                                                 var reply = JSON.parse(transport.responseText);
2251                                                 if (reply) {
2252                                                         console.log(ids);
2253
2254                                                         ids.each(function(id) {
2255                                                                 var row = $("RROW-" + id);
2256
2257                                                                 if (row) {
2258                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2259
2260                                                                         if (pic) {
2261                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2262                                                                                         reply["score_pic"]);
2263                                                                                 pic.setAttribute("score", score);
2264                                                                         }
2265                                                                 }
2266                                                         });
2267                                                 }
2268                                         } });
2269                         }
2270
2271                 } else {
2272                         alert(__("No articles are selected."));
2273                 }
2274         } catch (e) {
2275                 exception_error("setSelectionScore", e);
2276         }
2277 }
2278
2279 function changeScore(id, pic) {
2280         try {
2281                 var score = pic.getAttribute("score");
2282
2283                 var new_score = prompt(__("Please enter new score for this article:"), score);
2284
2285                 if (new_score != undefined) {
2286
2287                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2288                                 "&score=" + param_escape(new_score);
2289
2290                         new Ajax.Request("backend.php", {
2291                                 parameters: query,
2292                                 onComplete: function(transport) {
2293                                         var reply = JSON.parse(transport.responseText);
2294
2295                                         if (reply) {
2296                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2297                                                 pic.setAttribute("score", new_score);
2298                                         }
2299                                 } });
2300                 }
2301         } catch (e) {
2302                 exception_error("changeScore", e);
2303         }
2304 }
2305
2306 function displayArticleUrl(id) {
2307         try {
2308                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2309
2310                         new Ajax.Request("backend.php", {
2311                                 parameters: query,
2312                                 onComplete: function(transport) {
2313                                         var reply = JSON.parse(transport.responseText);
2314
2315                                         if (reply && reply.link) {
2316                                                 prompt(__("Article URL:"), reply.link);
2317                                         }
2318                                 } });
2319         } catch (e) {
2320                 exception_error("changeScore", e);
2321         }
2322 }
2323
2324 function openSelectedAttachment(elem) {
2325         try {
2326                 var url = elem[elem.selectedIndex].value;
2327
2328                 if (url) {
2329                         window.open(url);
2330                         elem.selectedIndex = 0;
2331                 }
2332
2333         } catch (e) {
2334                 exception_error("openSelectedAttachment", e);
2335         }
2336 }
2337
2338 function scrollToRowId(id) {
2339         try {
2340                 var row = $(id);
2341
2342                 if (row)
2343                         $("headlines-frame").scrollTop = row.offsetTop;
2344
2345         } catch (e) {
2346                 exception_error("scrollToRowId", e);
2347         }
2348 }
2349
2350 function updateFloatingTitle(unread_only) {
2351         try {
2352                 if (!isCdmMode()) return;
2353
2354                 var hf = $("headlines-frame");
2355
2356                 var elems = $$("#headlines-frame > div[id*=RROW]");
2357
2358                 for (var i = 0; i < elems.length; i++) {
2359
2360                         var child = elems[i];
2361
2362                         if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
2363
2364                                 var header = child.getElementsByClassName("cdmHeader")[0];
2365
2366                                 if (unread_only || child.id != $("floatingTitle").getAttribute("rowid")) {
2367                                         if (child.id != $("floatingTitle").getAttribute("rowid")) {
2368                                                 $("floatingTitle").setAttribute("rowid", child.id);
2369                                                 $("floatingTitle").innerHTML = header.innerHTML;
2370                                                 $("floatingTitle").firstChild.innerHTML = "<img class='anchor markedPic' src='images/page_white_go.png' onclick=\"scrollToRowId('"+child.id+"')\">" + $("floatingTitle").firstChild.innerHTML;
2371
2372                                                 initFloatingMenu();
2373
2374                                                 var cb = $$("#floatingTitle .dijitCheckBox")[0];
2375
2376                                                 if (cb)
2377                                                         cb.parentNode.removeChild(cb);
2378                                         }
2379
2380                                         if (child.hasClassName("Unread"))
2381                                                 $("floatingTitle").addClassName("Unread");
2382                                         else
2383                                                 $("floatingTitle").removeClassName("Unread");
2384
2385                                         PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
2386                                 }
2387
2388                                 if (child.offsetTop < hf.scrollTop - header.offsetHeight &&
2389                                                 child.offsetTop + child.offsetHeight - hf.scrollTop > header.offsetHeight)
2390                                         Element.show("floatingTitle");
2391                                 else
2392                                         Element.hide("floatingTitle");
2393
2394                                 return;
2395
2396                         }
2397                 }
2398
2399         } catch (e) {
2400                 exception_error("updateFloatingTitle", e);
2401         }
2402 }