js/viewfeed.js

   1 var article_cache = new Array();
   2
   3 var _active_article_id = 0;
   4
   5 var vgroup_last_feed = false;
   6 var post_under_pointer = false;
   7
   8 var last_requested_article = false;
   9
  10 var catchup_id_batch = [];
  11 var catchup_timeout_id = false;
  12
  13 var cids_requested = [];
  14 var loaded_article_ids = [];
  15 var _last_headlines_update = 0;
  16 var current_first_id = 0;
  17
  18 var 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                                         $("floatingTitle").style.visibility = "hidden";
  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                         $("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
  70
  71                         var headlines_count = reply['headlines-info']['count'];
  72
  73                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  74
  75                         if (parseInt(headlines_count) < 30) {
  76                                 _infscroll_disable = 1;
  77                         } else {
  78                                 _infscroll_disable = 0;
  79                         }
  80
  81                         current_first_id = reply['headlines']['first_id'];
  82                         var counters = reply['counters'];
  83                         var articles = reply['articles'];
  84                         //var runtime_info = reply['runtime-info'];
  85
  86                         if (infscroll_req == false) {
  87                                 loaded_article_ids = [];
  88
  89                                 dojo.html.set($("headlines-toolbar"),
  90                                                 reply['headlines']['toolbar'],
  91                                                 {parseContent: true});
  92
  93                                 dojo.html.set($("headlines-frame"),
  94                                         reply['headlines']['content'],
  95                                         {parseContent: true});
  96
  97                                 $$("#headlines-frame div[id*='RROW']").each(function(row) {
  98                                         loaded_article_ids.push(row.id);
  99                                 });
 100
 101                                 var hsp = $("headlines-spacer");
 102                                 if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 103                                 dijit.byId('headlines-frame').domNode.appendChild(hsp);
 104
 105                                 initHeadlinesMenu();
 106
 107                                 if (_infscroll_disable)
 108                                         hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 109                                                 __("Click to open next unread feed.") + "</a>";
 110
 111                                 if (_search_query) {
 112                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 113                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 114                                                 "</span>";
 115                                 }
 116
 117                         } else {
 118
 119                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 120                                         console.log("adding some more headlines: " + headlines_count);
 121
 122                                         var c = dijit.byId("headlines-frame");
 123                                         var ids = getSelectedArticleIds2();
 124
 125                                         var hsp = $("headlines-spacer");
 126
 127                                         if (hsp)
 128                                                 c.domNode.removeChild(hsp);
 129
 130                                         var tmp = new Element("div");
 131                                         tmp.innerHTML = reply['headlines']['content'];
 132                                         dojo.parser.parse(tmp);
 133
 134                                         while (tmp.hasChildNodes()) {
 135                                                 var row = tmp.removeChild(tmp.firstChild);
 136
 137                                                 if (loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("cdmFeedTitle")) {
 138                                                         dijit.byId("headlines-frame").domNode.appendChild(row);
 139                                                         Element.hide(row);
 140                                                         new Effect.Appear(row, {duration:0.5});
 141                                                         loaded_article_ids.push(row.id);
 142                                                 }
 143                                         }
 144
 145                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 146                                         c.domNode.appendChild(hsp);
 147
 148                                         if (headlines_count < 30) _infscroll_disable = true;
 149
 150                                         console.log("restore selected ids: " + ids);
 151
 152                                         for (var i = 0; i < ids.length; i++) {
 153                                                 markHeadline(ids[i]);
 154                                         }
 155
 156                                         initHeadlinesMenu();
 157
 158                                         if (_infscroll_disable) {
 159                                                 hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 160                                                 __("Click to open next unread feed.") + "</a>";
 161                                         }
 162
 163                                 } else {
 164                                         console.log("no new headlines received");
 165
 166                                         var first_id_changed = reply['headlines']['first_id_changed'];
 167                                         console.log("first id changed:" + first_id_changed);
 168
 169                                         var hsp = $("headlines-spacer");
 170
 171                                         if (hsp) {
 172                                                 if (first_id_changed) {
 173                                                         hsp.innerHTML = "<a href='#' onclick='viewCurrentFeed()'>" +
 174                                                         __("New articles found, reload feed to continue.") + "</a>";
 175                                                 } else {
 176                                                         hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 177                                                         __("Click to open next unread feed.") + "</a>";
 178                                                 }
 179
 180                                         }
 181
 182                                 }
 183                         }
 184
 185                         if (articles) {
 186                                 for (var i = 0; i < articles.length; i++) {
 187                                         var a_id = articles[i]['id'];
 188                                         cache_set("article:" + a_id, articles[i]['content']);
 189                                 }
 190                         } else {
 191                                 console.log("no cached articles received");
 192                         }
 193
 194                         if (counters)
 195                                 parse_counters(counters);
 196                         else
 197                                 request_counters(true);
 198
 199                 } else {
 200                         console.error("Invalid object received: " + transport.responseText);
 201                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 202                                         __('Could not update headlines (invalid object received - see error console for details)') +
 203                                         "</div>");
 204                 }
 205
 206                 _infscroll_request_sent = 0;
 207                 _last_headlines_update = new Date().getTime();
 208
 209                 unpackVisibleHeadlines();
 210
 211                 // if we have some more space in the buffer, why not try to fill it
 212
 213                 if (!_infscroll_disable && $("headlines-spacer") &&
 214                                 $("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 215
 216                         window.setTimeout(function() {
 217                                 loadMoreHeadlines();
 218                         }, 250);
 219                 }
 220
 221                 notify("");
 222
 223         } catch (e) {
 224                 exception_error("headlines_callback2", e, transport);
 225         }
 226 }
 227
 228 function render_article(article) {
 229         try {
 230                 dijit.byId("headlines-wrap-inner").addChild(
 231                                 dijit.byId("content-insert"));
 232
 233                 var c = dijit.byId("content-insert");
 234
 235                 try {
 236                         c.domNode.scrollTop = 0;
 237                 } catch (e) { };
 238
 239                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, article);
 240
 241                 c.attr('content', article);
 242
 243                 correctHeadlinesOffset(getActiveArticleId());
 244
 245                 try {
 246                         c.focus();
 247                 } catch (e) { };
 248
 249         } catch (e) {
 250                 exception_error("render_article", e);
 251         }
 252 }
 253
 254 function showArticleInHeadlines(id, noexpand) {
 255
 256         try {
 257                 selectArticles("none");
 258
 259                 var crow = $("RROW-" + id);
 260
 261                 if (!crow) return;
 262
 263                 var article_is_unread = crow.hasClassName("Unread");
 264
 265                 if (!noexpand)
 266                         crow.removeClassName("Unread");
 267                 crow.addClassName("active");
 268
 269                 selectArticles('none');
 270
 271                 var view_mode = false;
 272
 273                 try {
 274                         view_mode = document.forms['main_toolbar_form'].view_mode;
 275                         view_mode = view_mode[view_mode.selectedIndex].value;
 276                 } catch (e) {
 277                         //
 278                 }
 279
 280                 markHeadline(id);
 281
 282                 if (article_is_unread && !noexpand)
 283                         _force_scheduled_update = true;
 284
 285         } catch (e) {
 286                 exception_error("showArticleInHeadlines", e);
 287         }
 288 }
 289
 290 function article_callback2(transport, id) {
 291         try {
 292                 console.log("article_callback2 " + id);
 293
 294                 handle_rpc_json(transport);
 295
 296                 var reply = false;
 297
 298                 try {
 299                         reply = JSON.parse(transport.responseText);
 300                 } catch (e) {
 301                         console.error(e);
 302                 }
 303
 304                 if (reply) {
 305
 306                         reply.each(function(article) {
 307                                 if (getActiveArticleId() == article['id']) {
 308                                         render_article(article['content']);
 309                                 }
 310                                 cids_requested.remove(article['id']);
 311
 312                                 cache_set("article:" + article['id'], article['content']);
 313                         });
 314
 315 //                      if (id != last_requested_article) {
 316 //                              console.log("requested article id is out of sequence, aborting");
 317 //                              return;
 318 //                      }
 319
 320                 } else {
 321                         console.error("Invalid object received: " + transport.responseText);
 322
 323                         render_article("<div class='whiteBox'>" +
 324                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 325                 }
 326
 327                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 328                 request_counters(unread_in_buffer == 0);
 329
 330                 notify("");
 331         } catch (e) {
 332                 exception_error("article_callback2", e, transport);
 333         }
 334 }
 335
 336 function view(id, activefeed, noexpand) {
 337         try {
 338                 var oldrow = $("RROW-" + getActiveArticleId());
 339                 if (oldrow) oldrow.removeClassName("active");
 340
 341                 var crow = $("RROW-" + id);
 342
 343                 if (!crow) return;
 344                 if (noexpand) {
 345                         setActiveArticleId(id);
 346                         showArticleInHeadlines(id, noexpand);
 347                         return;
 348                 }
 349
 350                 console.log("loading article: " + id);
 351
 352                 var cached_article = cache_get("article:" + id);
 353
 354                 console.log("cache check result: " + (cached_article != false));
 355
 356                 var query = "?op=article&method=view&id=" + param_escape(id);
 357
 358                 var neighbor_ids = getRelativePostIds(id);
 359
 360                 /* only request uncached articles */
 361
 362                 var cids_to_request = [];
 363
 364                 for (var i = 0; i < neighbor_ids.length; i++) {
 365                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 366                                 if (!cache_get("article:" + neighbor_ids[i])) {
 367                                         cids_to_request.push(neighbor_ids[i]);
 368                                         cids_requested.push(neighbor_ids[i]);
 369                                 }
 370                 }
 371
 372                 console.log("additional ids: " + cids_to_request.toString());
 373
 374                 query = query + "&cids=" + cids_to_request.toString();
 375
 376                 var article_is_unread = crow.hasClassName("Unread");
 377
 378                 setActiveArticleId(id);
 379                 showArticleInHeadlines(id);
 380
 381                 if (cached_article && article_is_unread) {
 382
 383                         query = query + "&mode=prefetch";
 384
 385                         render_article(cached_article);
 386
 387                 } else if (cached_article) {
 388
 389                         query = query + "&mode=prefetch_old";
 390                         render_article(cached_article);
 391
 392                         // if we don't need to request any relative ids, we might as well skip
 393                         // the server roundtrip altogether
 394                         if (cids_to_request.length == 0) {
 395                                 return;
 396                         }
 397                 }
 398
 399                 last_requested_article = id;
 400
 401                 console.log(query);
 402
 403                 if (article_is_unread) {
 404                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 405                 }
 406
 407                 new Ajax.Request("backend.php", {
 408                         parameters: query,
 409                         onComplete: function(transport) {
 410                                 article_callback2(transport, id);
 411                         } });
 412
 413                 return false;
 414
 415         } catch (e) {
 416                 exception_error("view", e);
 417         }
 418 }
 419
 420 function toggleMark(id, client_only) {
 421         try {
 422                 var query = "?op=rpc&id=" + id + "&method=mark";
 423
 424                 var row = $("RROW-" + id);
 425                 if (!row) return;
 426
 427                 var imgs = [];
 428
 429                 var row_imgs = row.getElementsByClassName("markedPic");
 430
 431                 for (var i = 0; i < row_imgs.length; i++)
 432                         imgs.push(row_imgs[i]);
 433
 434                 var ft = $("floatingTitle");
 435
 436                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 437                         var fte = ft.getElementsByClassName("markedPic");
 438
 439                         for (var i = 0; i < fte.length; i++)
 440                                 imgs.push(fte[i]);
 441                 }
 442
 443                 for (i = 0; i < imgs.length; i++) {
 444                         var img = imgs[i];
 445
 446                         if (!row.hasClassName("marked")) {
 447                                 img.src = img.src.replace("mark_unset", "mark_set");
 448                                 img.alt = __("Unstar article");
 449                                 query = query + "&mark=1";
 450                         } else {
 451                                 img.src = img.src.replace("mark_set", "mark_unset");
 452                                 img.alt = __("Star article");
 453                                 query = query + "&mark=0";
 454                         }
 455                 }
 456
 457                 row.toggleClassName("marked");
 458
 459                 if (!client_only) {
 460                         new Ajax.Request("backend.php", {
 461                                 parameters: query,
 462                                 onComplete: function(transport) {
 463                                         handle_rpc_json(transport);
 464                                 } });
 465                 }
 466
 467         } catch (e) {
 468                 exception_error("toggleMark", e);
 469         }
 470 }
 471
 472 function togglePub(id, client_only, no_effects, note) {
 473         try {
 474                 var query = "?op=rpc&id=" + id + "&method=publ";
 475
 476                 if (note != undefined) {
 477                         query = query + "&note=" + param_escape(note);
 478                 } else {
 479                         query = query + "&note=undefined";
 480                 }
 481
 482                 var row = $("RROW-" + id);
 483                 if (!row) return;
 484
 485                 var imgs = [];
 486
 487                 var row_imgs = row.getElementsByClassName("pubPic");
 488
 489                 for (var i = 0; i < row_imgs.length; i++)
 490                         imgs.push(row_imgs[i]);
 491
 492                 var ft = $("floatingTitle");
 493
 494                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 495                         var fte = ft.getElementsByClassName("pubPic");
 496
 497                         for (var i = 0; i < fte.length; i++)
 498                                 imgs.push(fte[i]);
 499                 }
 500
 501                 for (i = 0; i < imgs.length; i++) {
 502                         var img = imgs[i];
 503
 504                         if (!row.hasClassName("published") || note != undefined) {
 505                                 img.src = img.src.replace("pub_unset", "pub_set");
 506                                 img.alt = __("Unpublish article");
 507                                 query = query + "&pub=1";
 508                         } else {
 509                                 img.src = img.src.replace("pub_set", "pub_unset");
 510                                 img.alt = __("Publish article");
 511                                 query = query + "&pub=0";
 512                         }
 513                 }
 514
 515                 if (note != undefined)
 516                         row.addClassName("published");
 517                 else
 518                         row.toggleClassName("published");
 519
 520                 if (!client_only) {
 521                         new Ajax.Request("backend.php", {
 522                                 parameters: query,
 523                                 onComplete: function(transport) {
 524                                         handle_rpc_json(transport);
 525                                 } });
 526                 }
 527
 528         } catch (e) {
 529                 exception_error("togglePub", e);
 530         }
 531 }
 532
 533 function moveToPost(mode, noscroll, noexpand) {
 534
 535         try {
 536
 537                 var rows = getVisibleArticleIds();
 538
 539                 var prev_id = false;
 540                 var next_id = false;
 541
 542                 if (!$('RROW-' + getActiveArticleId())) {
 543                         setActiveArticleId(0);
 544                 }
 545
 546                 if (!getActiveArticleId()) {
 547                         next_id = rows[0];
 548                         prev_id = rows[rows.length-1]
 549                 } else {
 550                         for (var i = 0; i < rows.length; i++) {
 551                                 if (rows[i] == getActiveArticleId()) {
 552
 553                                         // Account for adjacent identical article ids.
 554                                         if (i > 0) prev_id = rows[i-1];
 555
 556                                         for (var j = i+1; j < rows.length; j++) {
 557                                                 if (rows[j] != getActiveArticleId()) {
 558                                                         next_id = rows[j];
 559                                                         break;
 560                                                 }
 561                                         }
 562                                         break;
 563                                 }
 564                         }
 565                 }
 566
 567                 if (mode == "next") {
 568                         if (next_id || getActiveArticleId()) {
 569                                 if (isCdmMode()) {
 570
 571                                         var article = $("RROW-" + getActiveArticleId());
 572                                         var ctr = $("headlines-frame");
 573
 574                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 575                                                         ctr.scrollTop + ctr.offsetHeight) {
 576
 577                                                 scrollArticle(ctr.offsetHeight/4);
 578
 579                                         } else if (next_id) {
 580                                                 cdmExpandArticle(next_id, noexpand);
 581                                                 cdmScrollToArticleId(next_id, true);
 582                                         }
 583
 584                                 } else if (next_id) {
 585                                         correctHeadlinesOffset(next_id);
 586                                         view(next_id, getActiveFeedId(), noexpand);
 587                                 }
 588                         }
 589                 }
 590
 591                 if (mode == "prev") {
 592                         if (prev_id || getActiveArticleId()) {
 593                                 if (isCdmMode()) {
 594
 595                                         var article = $("RROW-" + getActiveArticleId());
 596                                         var prev_article = $("RROW-" + prev_id);
 597                                         var ctr = $("headlines-frame");
 598
 599                                         if (!getInitParam("cdm_expanded")) {
 600
 601                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 602                                                         scrollArticle(-ctr.offsetHeight/4);
 603                                                 } else {
 604                                                         cdmExpandArticle(prev_id, noexpand);
 605                                                         cdmScrollToArticleId(prev_id, true);
 606                                                 }
 607                                         } else {
 608
 609                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 610                                                         scrollArticle(-ctr.offsetHeight/3);
 611                                                 } else if (!noscroll && prev_article &&
 612                                                                 prev_article.offsetTop < ctr.scrollTop) {
 613                                                         cdmExpandArticle(prev_id, noexpand);
 614                                                         scrollArticle(-ctr.offsetHeight/4);
 615                                                 } else if (prev_id) {
 616                                                         cdmExpandArticle(prev_id, noexpand);
 617                                                         cdmScrollToArticleId(prev_id, noscroll);
 618                                                 }
 619                                         }
 620
 621                                 } else if (prev_id) {
 622                                         correctHeadlinesOffset(prev_id);
 623                                         view(prev_id, getActiveFeedId(), noexpand);
 624                                 }
 625                         }
 626                 }
 627
 628         } catch (e) {
 629                 exception_error("moveToPost", e);
 630         }
 631 }
 632
 633 function toggleSelected(id, force_on) {
 634         try {
 635                 var row = $("RROW-" + id);
 636
 637                 if (row) {
 638                         var cb = dijit.getEnclosingWidget(
 639                                         row.getElementsByClassName("rchk")[0]);
 640
 641                         if (row.hasClassName('Selected') && !force_on) {
 642                                 row.removeClassName('Selected');
 643                                 if (cb) cb.attr("checked", false);
 644                         } else {
 645                                 row.addClassName('Selected');
 646                                 if (cb) cb.attr("checked", true);
 647                         }
 648                 }
 649
 650                 updateSelectedPrompt();
 651         } catch (e) {
 652                 exception_error("toggleSelected", e);
 653         }
 654 }
 655
 656 function updateSelectedPrompt() {
 657         try {
 658                 var count = getSelectedArticleIds2().size();
 659                 var elem = $("selected_prompt");
 660
 661                 if (elem) {
 662                         elem.innerHTML = ngettext("%d article selected",
 663                                         "%d articles selected", count).replace("%d", count);
 664
 665                         if (count > 0)
 666                                 Element.show(elem);
 667                         else
 668                                 Element.hide(elem);
 669                 }
 670
 671         } catch (e) {
 672                 exception_error("updateSelectedPrompt", e);
 673         }
 674 }
 675
 676 function toggleUnread_afh(effect) {
 677         try {
 678
 679                 var elem = effect.element;
 680                 elem.style.backgroundColor = "";
 681
 682         } catch (e) {
 683                 exception_error("toggleUnread_afh", e);
 684         }
 685 }
 686
 687 function toggleUnread(id, cmode, effect) {
 688         try {
 689
 690                 var row = $("RROW-" + id);
 691                 if (row) {
 692                         if (cmode == undefined || cmode == 2) {
 693                                 if (row.hasClassName("Unread")) {
 694                                         row.removeClassName("Unread");
 695
 696                                 } else {
 697                                         row.addClassName("Unread");
 698                                 }
 699
 700                         } else if (cmode == 0) {
 701
 702                                 row.removeClassName("Unread");
 703
 704                         } else if (cmode == 1) {
 705                                 row.addClassName("Unread");
 706                         }
 707
 708                         if (cmode == undefined) cmode = 2;
 709
 710                         var query = "?op=rpc&method=catchupSelected" +
 711                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 712
 713 //                      notify_progress("Loading, please wait...");
 714
 715                         new Ajax.Request("backend.php", {
 716                                 parameters: query,
 717                                 onComplete: function(transport) {
 718                                         handle_rpc_json(transport);
 719                                 } });
 720
 721                 }
 722
 723         } catch (e) {
 724                 exception_error("toggleUnread", e);
 725         }
 726 }
 727
 728 function selectionRemoveLabel(id, ids) {
 729         try {
 730
 731                 if (!ids) ids = getSelectedArticleIds2();
 732
 733                 if (ids.length == 0) {
 734                         alert(__("No articles are selected."));
 735                         return;
 736                 }
 737
 738                 var query = "?op=article&method=removeFromLabel&ids=" +
 739                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 740
 741                 console.log(query);
 742
 743                 new Ajax.Request("backend.php", {
 744                         parameters: query,
 745                         onComplete: function(transport) {
 746                                 handle_rpc_json(transport);
 747                                 show_labels_in_headlines(transport);
 748                         } });
 749
 750         } catch (e) {
 751                 exception_error("selectionAssignLabel", e);
 752
 753         }
 754 }
 755
 756 function selectionAssignLabel(id, ids) {
 757         try {
 758
 759                 if (!ids) ids = getSelectedArticleIds2();
 760
 761                 if (ids.length == 0) {
 762                         alert(__("No articles are selected."));
 763                         return;
 764                 }
 765
 766                 var query = "?op=article&method=assignToLabel&ids=" +
 767                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 768
 769                 console.log(query);
 770
 771                 new Ajax.Request("backend.php", {
 772                         parameters: query,
 773                         onComplete: function(transport) {
 774                                 handle_rpc_json(transport);
 775                                 show_labels_in_headlines(transport);
 776                         } });
 777
 778         } catch (e) {
 779                 exception_error("selectionAssignLabel", e);
 780
 781         }
 782 }
 783
 784 function selectionToggleUnread(set_state, callback, no_error, ids) {
 785         try {
 786                 var rows = ids ? ids : getSelectedArticleIds2();
 787
 788                 if (rows.length == 0 && !no_error) {
 789                         alert(__("No articles are selected."));
 790                         return;
 791                 }
 792
 793                 for (var i = 0; i < rows.length; i++) {
 794                         var row = $("RROW-" + rows[i]);
 795                         if (row) {
 796                                 if (set_state == undefined) {
 797                                         if (row.hasClassName("Unread")) {
 798                                                 row.removeClassName("Unread");
 799                                         } else {
 800                                                 row.addClassName("Unread");
 801                                         }
 802                                 }
 803
 804                                 if (set_state == false) {
 805                                         row.removeClassName("Unread");
 806                                 }
 807
 808                                 if (set_state == true) {
 809                                         row.addClassName("Unread");
 810                                 }
 811                         }
 812                 }
 813
 814                 updateFloatingTitle(true);
 815
 816                 if (rows.length > 0) {
 817
 818                         var cmode = "";
 819
 820                         if (set_state == undefined) {
 821                                 cmode = "2";
 822                         } else if (set_state == true) {
 823                                 cmode = "1";
 824                         } else if (set_state == false) {
 825                                 cmode = "0";
 826                         }
 827
 828                         var query = "?op=rpc&method=catchupSelected" +
 829                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 830
 831                         notify_progress("Loading, please wait...");
 832
 833                         new Ajax.Request("backend.php", {
 834                                 parameters: query,
 835                                 onComplete: function(transport) {
 836                                         handle_rpc_json(transport);
 837                                         if (callback) callback(transport);
 838                                 } });
 839
 840                 }
 841
 842         } catch (e) {
 843                 exception_error("selectionToggleUnread", e);
 844         }
 845 }
 846
 847 // sel_state ignored
 848 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 849         try {
 850
 851                 var rows = ids ? ids : getSelectedArticleIds2();
 852
 853                 if (rows.length == 0 && !no_error) {
 854                         alert(__("No articles are selected."));
 855                         return;
 856                 }
 857
 858                 for (var i = 0; i < rows.length; i++) {
 859                         toggleMark(rows[i], true, true);
 860                 }
 861
 862                 if (rows.length > 0) {
 863
 864                         var query = "?op=rpc&method=markSelected&ids=" +
 865                                 param_escape(rows.toString()) + "&cmode=2";
 866
 867                         new Ajax.Request("backend.php", {
 868                                 parameters: query,
 869                                 onComplete: function(transport) {
 870                                         handle_rpc_json(transport);
 871                                         if (callback) callback(transport);
 872                                 } });
 873
 874                 }
 875
 876         } catch (e) {
 877                 exception_error("selectionToggleMarked", e);
 878         }
 879 }
 880
 881 // sel_state ignored
 882 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 883         try {
 884
 885                 var rows = ids ? ids : getSelectedArticleIds2();
 886
 887                 if (rows.length == 0 && !no_error) {
 888                         alert(__("No articles are selected."));
 889                         return;
 890                 }
 891
 892                 for (var i = 0; i < rows.length; i++) {
 893                         togglePub(rows[i], true, true);
 894                 }
 895
 896                 if (rows.length > 0) {
 897
 898                         var query = "?op=rpc&method=publishSelected&ids=" +
 899                                 param_escape(rows.toString()) + "&cmode=2";
 900
 901                         new Ajax.Request("backend.php", {
 902                                 parameters: query,
 903                                 onComplete: function(transport) {
 904                                         handle_rpc_json(transport);
 905                                 } });
 906
 907                 }
 908
 909         } catch (e) {
 910                 exception_error("selectionToggleMarked", e);
 911         }
 912 }
 913
 914 function getSelectedArticleIds2() {
 915
 916         var rv = [];
 917
 918         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 919                 function(child) {
 920                         rv.push(child.id.replace("RROW-", ""));
 921                 });
 922
 923         return rv;
 924 }
 925
 926 function getLoadedArticleIds() {
 927         var rv = [];
 928
 929         var children = $$("#headlines-frame > div[id*=RROW-]");
 930
 931         children.each(function(child) {
 932                         rv.push(child.id.replace("RROW-", ""));
 933                 });
 934
 935         return rv;
 936
 937 }
 938
 939 // mode = all,none,unread,invert,marked,published
 940 function selectArticles(mode, query) {
 941         try {
 942
 943                 if (!query) query = "#headlines-frame > div[id*=RROW]";
 944
 945                 var children = $$(query);
 946
 947                 children.each(function(child) {
 948                         var id = child.id.replace("RROW-", "");
 949
 950                         var cb = dijit.getEnclosingWidget(
 951                                         child.getElementsByClassName("rchk")[0]);
 952
 953                         if (mode == "all") {
 954                                 child.addClassName("Selected");
 955                                 if (cb) cb.attr("checked", true);
 956                         } else if (mode == "unread") {
 957                                 if (child.hasClassName("Unread")) {
 958                                         child.addClassName("Selected");
 959                                         if (cb) cb.attr("checked", true);
 960                                 } else {
 961                                         child.removeClassName("Selected");
 962                                         if (cb) cb.attr("checked", false);
 963                                 }
 964                         } else if (mode == "marked") {
 965                                 if (child.hasClassName("marked")) {
 966                                         child.addClassName("Selected");
 967                                         if (cb) cb.attr("checked", true);
 968                                 } else {
 969                                         child.removeClassName("Selected");
 970                                         if (cb) cb.attr("checked", false);
 971                                 }
 972                         } else if (mode == "published") {
 973                                 if (child.hasClassName("published")) {
 974                                         child.addClassName("Selected");
 975                                         if (cb) cb.attr("checked", true);
 976                                 } else {
 977                                         child.removeClassName("Selected");
 978                                         if (cb) cb.attr("checked", false);
 979                                 }
 980
 981                         } else if (mode == "invert") {
 982                                 if (child.hasClassName("Selected")) {
 983                                         child.removeClassName("Selected");
 984                                         if (cb) cb.attr("checked", false);
 985                                 } else {
 986                                         child.addClassName("Selected");
 987                                         if (cb) cb.attr("checked", true);
 988                                 }
 989
 990                         } else {
 991                                 child.removeClassName("Selected");
 992                                 if (cb) cb.attr("checked", false);
 993                         }
 994                 });
 995
 996                 updateSelectedPrompt();
 997
 998         } catch (e) {
 999                 exception_error("selectArticles", e);
1000         }
1001 }
1002
1003 function deleteSelection() {
1004
1005         try {
1006
1007                 var rows = getSelectedArticleIds2();
1008
1009                 if (rows.length == 0) {
1010                         alert(__("No articles are selected."));
1011                         return;
1012                 }
1013
1014                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1015                 var str;
1016
1017                 if (getActiveFeedId() != 0) {
1018                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
1019                 } else {
1020                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
1021                 }
1022
1023                 str = str.replace("%d", rows.length);
1024                 str = str.replace("%s", fn);
1025
1026                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1027                         return;
1028                 }
1029
1030                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
1031
1032                 console.log(query);
1033
1034                 new Ajax.Request("backend.php", {
1035                         parameters: query,
1036                         onComplete: function(transport) {
1037                                         handle_rpc_json(transport);
1038                                         viewCurrentFeed();
1039                                 } });
1040
1041         } catch (e) {
1042                 exception_error("deleteSelection", e);
1043         }
1044 }
1045
1046 function archiveSelection() {
1047
1048         try {
1049
1050                 var rows = getSelectedArticleIds2();
1051
1052                 if (rows.length == 0) {
1053                         alert(__("No articles are selected."));
1054                         return;
1055                 }
1056
1057                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1058                 var str;
1059                 var op;
1060
1061                 if (getActiveFeedId() != 0) {
1062                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1063                         op = "archive";
1064                 } else {
1065                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1066
1067                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1068
1069                         op = "unarchive";
1070                 }
1071
1072                 str = str.replace("%d", rows.length);
1073                 str = str.replace("%s", fn);
1074
1075                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1076                         return;
1077                 }
1078
1079                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1080
1081                 console.log(query);
1082
1083                 for (var i = 0; i < rows.length; i++) {
1084                         cache_delete("article:" + rows[i]);
1085                 }
1086
1087                 new Ajax.Request("backend.php", {
1088                         parameters: query,
1089                         onComplete: function(transport) {
1090                                         handle_rpc_json(transport);
1091                                         viewCurrentFeed();
1092                                 } });
1093
1094         } catch (e) {
1095                 exception_error("archiveSelection", e);
1096         }
1097 }
1098
1099 function catchupSelection() {
1100
1101         try {
1102
1103                 var rows = getSelectedArticleIds2();
1104
1105                 if (rows.length == 0) {
1106                         alert(__("No articles are selected."));
1107                         return;
1108                 }
1109
1110                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1111
1112                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1113
1114                 str = str.replace("%d", rows.length);
1115                 str = str.replace("%s", fn);
1116
1117                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1118                         return;
1119                 }
1120
1121                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1122
1123         } catch (e) {
1124                 exception_error("catchupSelection", e);
1125         }
1126 }
1127
1128 function editArticleTags(id) {
1129                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1130
1131                 if (dijit.byId("editTagsDlg"))
1132                         dijit.byId("editTagsDlg").destroyRecursive();
1133
1134                 dialog = new dijit.Dialog({
1135                         id: "editTagsDlg",
1136                         title: __("Edit article Tags"),
1137                         style: "width: 600px",
1138                         execute: function() {
1139                                 if (this.validate()) {
1140                                         var query = dojo.objectToQuery(this.attr('value'));
1141
1142                                         notify_progress("Saving article tags...", true);
1143
1144                                         new Ajax.Request("backend.php", {
1145                                         parameters: query,
1146                                         onComplete: function(transport) {
1147                                                 try {
1148                                                         notify('');
1149                                                         dialog.hide();
1150
1151                                                         var data = JSON.parse(transport.responseText);
1152
1153                                                         if (data) {
1154                                                                 var id = data.id;
1155
1156                                                                 console.log(id);
1157
1158                                                                 var tags = $("ATSTR-" + id);
1159                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1160
1161                                                                 if (tags) tags.innerHTML = data.content;
1162                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1163                                                         }
1164                                                 } catch (e) {
1165                                                         exception_error("editArticleTags/inner", e);
1166                                                 }
1167
1168                                         }});
1169                                 }
1170                         },
1171                         href: query
1172                 });
1173
1174                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1175                 dojo.disconnect(tmph);
1176
1177                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1178                            "backend.php?op=article&method=completeTags",
1179                            { tokens: ',', paramName: "search" });
1180                 });
1181
1182                 dialog.show();
1183
1184 }
1185
1186 function cdmScrollToArticleId(id, force) {
1187         try {
1188                 var ctr = $("headlines-frame");
1189                 var e = $("RROW-" + id);
1190
1191                 if (!e || !ctr) return;
1192
1193                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1194                                 e.offsetTop < ctr.scrollTop) {
1195
1196                         // expanded cdm has a 4px margin now
1197                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1198                 }
1199
1200         } catch (e) {
1201                 exception_error("cdmScrollToArticleId", e);
1202         }
1203 }
1204
1205 function setActiveArticleId(id) {
1206         _active_article_id = id;
1207         PluginHost.run(PluginHost.HOOK_ARTICLE_SET_ACTIVE, _active_article_id);
1208 }
1209
1210 function getActiveArticleId() {
1211         return _active_article_id;
1212 }
1213
1214 function postMouseIn(e, id) {
1215         post_under_pointer = id;
1216 }
1217
1218 function postMouseOut(id) {
1219         post_under_pointer = false;
1220 }
1221
1222 function unpackVisibleHeadlines() {
1223         try {
1224                 if (!isCdmMode() || !getInitParam("cdm_expanded")) return;
1225
1226                 $$("#headlines-frame > div[id*=RROW]").each(
1227                         function(child) {
1228                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1229                                         $("headlines-frame").offsetHeight) {
1230
1231                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1232
1233                                         if (cencw) {
1234                                                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, child);
1235
1236                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1237                                                 cencw.setAttribute('id', '');
1238                                                 Element.show(cencw);
1239                                         }
1240                                 }
1241                         }
1242                 );
1243
1244         } catch (e) {
1245                 exception_error("unpackVisibleHeadlines", e);
1246         }
1247 }
1248
1249 function headlines_scroll_handler(e) {
1250         try {
1251                 var hsp = $("headlines-spacer");
1252
1253                 unpackVisibleHeadlines();
1254
1255                 // set topmost child in the buffer as active
1256                 if (isCdmMode() && getInitParam("cdm_auto_catchup") == 1 &&
1257                                 getSelectedArticleIds2().length <= 1 &&
1258                                 getInitParam("cdm_expanded")) {
1259                         var rows = $$("#headlines-frame > div[id*=RROW]");
1260
1261                         for (var i = 0; i < rows.length; i++) {
1262                                 var child = rows[i];
1263
1264                                 if ($("headlines-frame").scrollTop <= child.offsetTop &&
1265                                         child.offsetTop - $("headlines-frame").scrollTop < 100 &&
1266                                         child.id.replace("RROW-", "") != _active_article_id) {
1267
1268                                         if (_active_article_id) {
1269                                                 var row = $("RROW-" + _active_article_id);
1270                                                 if (row) row.removeClassName("active");
1271                                         }
1272
1273                                         _active_article_id = child.id.replace("RROW-", "");
1274                                         showArticleInHeadlines(_active_article_id, true);
1275                                         updateSelectedPrompt();
1276                                         break;
1277                                 }
1278                         }
1279                 }
1280
1281                 if (!_infscroll_disable) {
1282                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1283                                         (e.scrollHeight != 0 &&
1284                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1285
1286                                 if (hsp)
1287                                         hsp.innerHTML = "<span class='loading'><img src='images/indicator_tiny.gif'> " +
1288                                                 __("Loading, please wait...") + "</span>";
1289
1290                                 loadMoreHeadlines();
1291                                 return;
1292
1293                         }
1294                 /*} else {
1295                         if (hsp) {
1296                                 if (_infscroll_disable)
1297                                         hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
1298                                                 __("Click to open next unread feed.") + "</a>";
1299                                 else
1300                                         hsp.innerHTML = "";
1301                         }*/
1302                 }
1303
1304                 if (isCdmMode()) {
1305                         updateFloatingTitle();
1306                 }
1307
1308                 if (getInitParam("cdm_auto_catchup") == 1) {
1309
1310                         // let's get DOM some time to settle down
1311                         var ts = new Date().getTime();
1312                         if (ts - _last_headlines_update < 100) return;
1313
1314                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1315                                 function(child) {
1316                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1317                                                         (child.offsetTop + child.offsetHeight/2)) {
1318
1319                                                 var id = child.id.replace("RROW-", "");
1320
1321                                                 if (catchup_id_batch.indexOf(id) == -1)
1322                                                         catchup_id_batch.push(id);
1323
1324                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1325                                         }
1326
1327                                 });
1328
1329                         if (catchup_id_batch.length > 0) {
1330                                 window.clearTimeout(catchup_timeout_id);
1331
1332                                 if (!_infscroll_request_sent) {
1333                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1334                                                 500);
1335                                 }
1336                         }
1337
1338                         if (_infscroll_disable) {
1339                                 var child = $$("#headlines-frame div[id*=RROW]").last();
1340
1341                                 if (child && $("headlines-frame").scrollTop >
1342                                                 (child.offsetTop + child.offsetHeight - 50)) {
1343
1344                                         console.log("we seem to be at an end");
1345
1346                                         if (getInitParam("on_catchup_show_next_feed") == "1") {
1347                                                 openNextUnreadFeed();
1348                                         }
1349                                 }
1350                         }
1351                 }
1352
1353         } catch (e) {
1354                 console.warn("headlines_scroll_handler: " + e);
1355         }
1356 }
1357
1358 function openNextUnreadFeed() {
1359         try {
1360                 var is_cat = activeFeedIsCat();
1361                 var nuf = getNextUnreadFeed(getActiveFeedId(), is_cat);
1362                 if (nuf) viewfeed(nuf, '', is_cat);
1363         } catch (e) {
1364                 exception_error("openNextUnreadFeed", e);
1365         }
1366 }
1367
1368 function catchupBatchedArticles() {
1369         try {
1370                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1371
1372                         // make a copy of the array
1373                         var batch = catchup_id_batch.slice();
1374                         var query = "?op=rpc&method=catchupSelected" +
1375                                 "&cmode=0&ids=" + param_escape(batch.toString());
1376
1377                         console.log(query);
1378
1379                         new Ajax.Request("backend.php", {
1380                                 parameters: query,
1381                                 onComplete: function(transport) {
1382                                         handle_rpc_json(transport);
1383
1384                                         reply = JSON.parse(transport.responseText);
1385                                         var batch = reply.ids;
1386
1387                                         batch.each(function(id) {
1388                                                 console.log(id);
1389                                                 var elem = $("RROW-" + id);
1390                                                 if (elem) elem.removeClassName("Unread");
1391                                                 catchup_id_batch.remove(id);
1392                                         });
1393
1394                                         updateFloatingTitle(true);
1395
1396                                 } });
1397                 }
1398
1399         } catch (e) {
1400                 exception_error("catchupBatchedArticles", e);
1401         }
1402 }
1403
1404 function catchupRelativeToArticle(below, id) {
1405
1406         try {
1407
1408                 if (!id) id = getActiveArticleId();
1409
1410                 if (!id) {
1411                         alert(__("No article is selected."));
1412                         return;
1413                 }
1414
1415                 var visible_ids = getVisibleArticleIds();
1416
1417                 var ids_to_mark = new Array();
1418
1419                 if (!below) {
1420                         for (var i = 0; i < visible_ids.length; i++) {
1421                                 if (visible_ids[i] != id) {
1422                                         var e = $("RROW-" + visible_ids[i]);
1423
1424                                         if (e && e.hasClassName("Unread")) {
1425                                                 ids_to_mark.push(visible_ids[i]);
1426                                         }
1427                                 } else {
1428                                         break;
1429                                 }
1430                         }
1431                 } else {
1432                         for (var i = visible_ids.length-1; i >= 0; i--) {
1433                                 if (visible_ids[i] != id) {
1434                                         var e = $("RROW-" + visible_ids[i]);
1435
1436                                         if (e && e.hasClassName("Unread")) {
1437                                                 ids_to_mark.push(visible_ids[i]);
1438                                         }
1439                                 } else {
1440                                         break;
1441                                 }
1442                         }
1443                 }
1444
1445                 if (ids_to_mark.length == 0) {
1446                         alert(__("No articles found to mark"));
1447                 } else {
1448                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1449
1450                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1451
1452                                 for (var i = 0; i < ids_to_mark.length; i++) {
1453                                         var e = $("RROW-" + ids_to_mark[i]);
1454                                         e.removeClassName("Unread");
1455                                 }
1456
1457                                 var query = "?op=rpc&method=catchupSelected" +
1458                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1459
1460                                 new Ajax.Request("backend.php", {
1461                                         parameters: query,
1462                                         onComplete: function(transport) {
1463                                                 handle_rpc_json(transport);
1464                                         } });
1465
1466                         }
1467                 }
1468
1469         } catch (e) {
1470                 exception_error("catchupRelativeToArticle", e);
1471         }
1472 }
1473
1474 function cdmCollapseArticle(event, id, unmark) {
1475         try {
1476                 if (unmark == undefined) unmark = true;
1477
1478                 var row = $("RROW-" + id);
1479                 var elem = $("CICD-" + id);
1480
1481                 if (elem && row) {
1482                         var collapse = $$("div#RROW-" + id +
1483                                 " span[class='collapseBtn']")[0];
1484
1485                         Element.hide(elem);
1486                         Element.show("CEXC-" + id);
1487                         Element.hide(collapse);
1488
1489                         if (unmark) {
1490                                 row.removeClassName("active");
1491
1492                                 markHeadline(id, false);
1493
1494                                 if (id == getActiveArticleId()) {
1495                                         setActiveArticleId(0);
1496                                 }
1497
1498                                 updateSelectedPrompt();
1499                         }
1500
1501                         if (event) Event.stop(event);
1502
1503                         PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
1504
1505                         if (row.offsetTop < $("headlines-frame").scrollTop)
1506                                 scrollToRowId(row.id);
1507
1508                         $("floatingTitle").style.visibility = "hidden";
1509                         $("floatingTitle").setAttribute("rowid", false);
1510                 }
1511
1512         } catch (e) {
1513                 exception_error("cdmCollapseArticle", e);
1514         }
1515 }
1516
1517 function cdmExpandArticle(id, noexpand) {
1518         try {
1519                 console.log("cdmExpandArticle " + id);
1520
1521                 if (!$("RROW-" + id)) return false;
1522
1523                 var oldrow = $("RROW-" + getActiveArticleId());
1524
1525                 var elem = $("CICD-" + getActiveArticleId());
1526
1527                 if (id == getActiveArticleId() && Element.visible(elem))
1528                         return true;
1529
1530                 selectArticles("none");
1531
1532                 var old_offset = $("RROW-" + id).offsetTop;
1533
1534                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1535                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1536                                 " span[class='collapseBtn']")[0];
1537
1538                         Element.hide(elem);
1539                         Element.show("CEXC-" + getActiveArticleId());
1540                         Element.hide(collapse);
1541                 }
1542
1543                 if (oldrow) oldrow.removeClassName("active");
1544
1545                 setActiveArticleId(id);
1546
1547                 elem = $("CICD-" + id);
1548
1549                 var collapse = $$("div#RROW-" + id +
1550                                 " span[class='collapseBtn']")[0];
1551
1552                 var cencw = $("CENCW-" + id);
1553
1554                 if (!Element.visible(elem) && !noexpand) {
1555                         if (cencw) {
1556                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1557                                 cencw.setAttribute('id', '');
1558                                 Element.show(cencw);
1559                         }
1560
1561                         Element.show(elem);
1562                         Element.hide("CEXC-" + id);
1563                         Element.show(collapse);
1564                 }
1565
1566                 var new_offset = $("RROW-" + id).offsetTop;
1567
1568                 if (old_offset > new_offset)
1569                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1570
1571                 if (!noexpand)
1572                         toggleUnread(id, 0, true);
1573                 toggleSelected(id);
1574                 $("RROW-" + id).addClassName("active");
1575
1576                 PluginHost.run(PluginHost.HOOK_ARTICLE_EXPANDED, id);
1577
1578         } catch (e) {
1579                 exception_error("cdmExpandArticle", e);
1580         }
1581
1582         return false;
1583 }
1584
1585 function getArticleUnderPointer() {
1586         return post_under_pointer;
1587 }
1588
1589 function scrollArticle(offset) {
1590         try {
1591                 if (!isCdmMode()) {
1592                         var ci = $("content-insert");
1593                         if (ci) {
1594                                 ci.scrollTop += offset;
1595                         }
1596                 } else {
1597                         var hi = $("headlines-frame");
1598                         if (hi) {
1599                                 hi.scrollTop += offset;
1600                         }
1601
1602                 }
1603         } catch (e) {
1604                 exception_error("scrollArticle", e);
1605         }
1606 }
1607
1608 function show_labels_in_headlines(transport) {
1609         try {
1610                 var data = JSON.parse(transport.responseText);
1611
1612                 if (data) {
1613                         data['info-for-headlines'].each(function(elem) {
1614                                 $$(".HLLCTR-" + elem.id).each(function(ctr) {
1615                                         ctr.innerHTML = elem.labels;
1616                                 });
1617                         });
1618                 }
1619         } catch (e) {
1620                 exception_error("show_labels_in_headlines", e);
1621         }
1622 }
1623
1624 function dismissArticle(id) {
1625         try {
1626                 var elem = $("RROW-" + id);
1627
1628                 if (!elem) return;
1629
1630                 toggleUnread(id, 0, true);
1631
1632                 new Effect.Fade(elem, {duration : 0.5});
1633
1634                 // Remove the content, too
1635                 var elem_content = $("CICD-" + id);
1636                 if (elem_content) {
1637                         Element.remove(elem_content);
1638                 }
1639
1640                 if (id == getActiveArticleId()) {
1641                         setActiveArticleId(0);
1642                 }
1643
1644         } catch (e) {
1645                 exception_error("dismissArticle", e);
1646         }
1647 }
1648
1649 function dismissSelectedArticles() {
1650         try {
1651
1652                 var ids = getVisibleArticleIds();
1653                 var tmp = [];
1654                 var sel = [];
1655
1656                 for (var i = 0; i < ids.length; i++) {
1657                         var elem = $("RROW-" + ids[i]);
1658
1659                         if (elem.className && elem.hasClassName("Selected") &&
1660                                         ids[i] != getActiveArticleId()) {
1661                                 new Effect.Fade(elem, {duration : 0.5});
1662                                 sel.push(ids[i]);
1663
1664                                 // Remove the content, too
1665                                 var elem_content = $("CICD-" + ids[i]);
1666                                 if (elem_content) {
1667                                         Element.remove(elem_content);
1668                                 }
1669                         } else {
1670                                 tmp.push(ids[i]);
1671                         }
1672                 }
1673
1674                 if (sel.length > 0)
1675                         selectionToggleUnread(false);
1676
1677
1678         } catch (e) {
1679                 exception_error("dismissSelectedArticles", e);
1680         }
1681 }
1682
1683 function dismissReadArticles() {
1684         try {
1685
1686                 var ids = getVisibleArticleIds();
1687                 var tmp = [];
1688
1689                 for (var i = 0; i < ids.length; i++) {
1690                         var elem = $("RROW-" + ids[i]);
1691
1692                         if (elem.className && !elem.hasClassName("Unread") &&
1693                                         !elem.hasClassName("Selected")) {
1694
1695                                 new Effect.Fade(elem, {duration : 0.5});
1696
1697                                 // Remove the content, too
1698                                 var elem_content = $("CICD-" + ids[i]);
1699                                 if (elem_content) {
1700                                         Element.remove(elem_content);
1701                                 }
1702                         } else {
1703                                 tmp.push(ids[i]);
1704                         }
1705                 }
1706
1707         } catch (e) {
1708                 exception_error("dismissReadArticles", e);
1709         }
1710 }
1711
1712 function getVisibleArticleIds() {
1713         var ids = [];
1714
1715         try {
1716
1717                 getLoadedArticleIds().each(function(id) {
1718                         var elem = $("RROW-" + id);
1719                         if (elem && Element.visible(elem))
1720                                 ids.push(id);
1721                         });
1722
1723         } catch (e) {
1724                 exception_error("getVisibleArticleIds", e);
1725         }
1726
1727         return ids;
1728 }
1729
1730 function cdmClicked(event, id) {
1731         try {
1732                 //var shift_key = event.shiftKey;
1733
1734                 if (!event.ctrlKey) {
1735
1736                         if (!getInitParam("cdm_expanded")) {
1737                                 return cdmExpandArticle(id);
1738                         } else {
1739
1740                                 var elem = $("RROW-" + getActiveArticleId());
1741
1742                                 if (elem) elem.removeClassName("active");
1743
1744                                 selectArticles("none");
1745                                 toggleSelected(id);
1746
1747                                 var elem = $("RROW-" + id);
1748                                 var article_is_unread = elem.hasClassName("Unread");
1749
1750                                 elem.removeClassName("Unread");
1751                                 elem.addClassName("active");
1752
1753                                 setActiveArticleId(id);
1754
1755                                 if (article_is_unread) {
1756                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1757                                         updateFloatingTitle(true);
1758                                 }
1759
1760                                 var query = "?op=rpc&method=catchupSelected" +
1761                                         "&cmode=0&ids=" + param_escape(id);
1762
1763                                 new Ajax.Request("backend.php", {
1764                                         parameters: query,
1765                                         onComplete: function(transport) {
1766                                                 handle_rpc_json(transport);
1767                                         } });
1768
1769                                 return !event.shiftKey;
1770                         }
1771
1772                 } else if (event.target.parents(".cdmHeader").length > 0) {
1773
1774                         toggleSelected(id, true);
1775
1776                         var elem = $("RROW-" + id);
1777                         var article_is_unread = elem.hasClassName("Unread");
1778
1779                         if (article_is_unread) {
1780                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1781                         }
1782
1783                         toggleUnread(id, 0, false);
1784
1785                         openArticleInNewWindow(id);
1786                 }
1787
1788                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1789                 request_counters(unread_in_buffer == 0);
1790
1791         } catch (e) {
1792                 exception_error("cdmClicked");
1793         }
1794
1795         return false;
1796 }
1797
1798 function hlClicked(event, id) {
1799         try {
1800                 if (event.which == 2) {
1801                         view(id);
1802                         return true;
1803                 } else if (event.ctrlKey) {
1804                         toggleSelected(id, true);
1805                         toggleUnread(id, 0, false);
1806                         openArticleInNewWindow(id);
1807                         return false;
1808                 } else {
1809                         view(id);
1810                         return false;
1811                 }
1812
1813         } catch (e) {
1814                 exception_error("hlClicked");
1815         }
1816 }
1817
1818 function getFirstVisibleHeadlineId() {
1819         var rows = getVisibleArticleIds();
1820         return rows[0];
1821
1822 }
1823
1824 function getLastVisibleHeadlineId() {
1825         var rows = getVisibleArticleIds();
1826         return rows[rows.length-1];
1827 }
1828
1829 function openArticleInNewWindow(id) {
1830         toggleUnread(id, 0, false);
1831         window.open("backend.php?op=article&method=redirect&id=" + id);
1832 }
1833
1834 function isCdmMode() {
1835         return getInitParam("combined_display_mode");
1836 }
1837
1838 function markHeadline(id, marked) {
1839         if (marked == undefined) marked = true;
1840
1841         var row = $("RROW-" + id);
1842         if (row) {
1843                 var check = dijit.getEnclosingWidget(
1844                                 row.getElementsByClassName("rchk")[0]);
1845
1846                 if (check) {
1847                         check.attr("checked", marked);
1848                 }
1849
1850                 if (marked)
1851                         row.addClassName("Selected");
1852                 else
1853                         row.removeClassName("Selected");
1854         }
1855 }
1856
1857 function getRelativePostIds(id, limit) {
1858
1859         var tmp = [];
1860
1861         try {
1862
1863                 if (!limit) limit = 6; //3
1864
1865                 var ids = getVisibleArticleIds();
1866
1867                 for (var i = 0; i < ids.length; i++) {
1868                         if (ids[i] == id) {
1869                                 for (var k = 1; k <= limit; k++) {
1870                                         //if (i > k-1) tmp.push(ids[i-k]);
1871                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1872                                 }
1873                                 break;
1874                         }
1875                 }
1876
1877         } catch (e) {
1878                 exception_error("getRelativePostIds", e);
1879         }
1880
1881         return tmp;
1882 }
1883
1884 function correctHeadlinesOffset(id) {
1885
1886         try {
1887
1888                 var container = $("headlines-frame");
1889                 var row = $("RROW-" + id);
1890
1891                 if (!container || !row) return;
1892
1893                 var viewport = container.offsetHeight;
1894
1895                 var rel_offset_top = row.offsetTop - container.scrollTop;
1896                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1897
1898                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1899                 //console.log("Vport: " + viewport);
1900
1901                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1902                         container.scrollTop = row.offsetTop;
1903                 } else if (rel_offset_bottom > viewport) {
1904
1905                         /* doesn't properly work with Opera in some cases because
1906                                 Opera fucks up element scrolling */
1907
1908                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1909                 }
1910
1911         } catch (e) {
1912                 exception_error("correctHeadlinesOffset", e);
1913         }
1914
1915 }
1916
1917 function headlineActionsChange(elem) {
1918         try {
1919                 eval(elem.value);
1920                 elem.attr('value', 'false');
1921         } catch (e) {
1922                 exception_error("headlineActionsChange", e);
1923         }
1924 }
1925
1926 function closeArticlePanel() {
1927
1928         if (dijit.byId("content-insert"))
1929                 dijit.byId("headlines-wrap-inner").removeChild(
1930                         dijit.byId("content-insert"));
1931 }
1932
1933 function initFloatingMenu() {
1934         try {
1935                 if (dijit.byId("floatingMenu"))
1936                         dijit.byId("floatingMenu").destroyRecursive();
1937
1938                         var menu = new dijit.Menu({
1939                                 id: "floatingMenu",
1940                                 targetNodeIds: ["floatingTitle"]
1941                         });
1942
1943                         var id = $("floatingTitle").getAttribute("rowid").replace("RROW-", "");
1944
1945                         headlinesMenuCommon(menu, id);
1946
1947                         menu.startup();
1948         } catch (e) {
1949                 exception_error("initFloatingMenu", e);
1950         }
1951 }
1952
1953 function headlinesMenuCommon(menu, base_id) {
1954         try {
1955
1956                 menu.addChild(new dijit.MenuItem({
1957                         label: __("Open original article"),
1958                         onClick: function(event) {
1959                                 openArticleInNewWindow(base_id ? base_id : this.getParent().callerRowId);
1960                         }}));
1961
1962                 menu.addChild(new dijit.MenuItem({
1963                         label: __("Display article URL"),
1964                         onClick: function(event) {
1965                                 displayArticleUrl(base_id ? base_id : this.getParent().callerRowId);
1966                         }}));
1967
1968                 menu.addChild(new dijit.MenuSeparator());
1969
1970                 menu.addChild(new dijit.MenuItem({
1971                         label: __("Toggle unread"),
1972                         onClick: function(event) {
1973                                 var ids = getSelectedArticleIds2();
1974                                 // cast to string
1975                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1976                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1977
1978                                 selectionToggleUnread(undefined, false, true, ids);
1979                                 }}));
1980
1981                 menu.addChild(new dijit.MenuItem({
1982                         label: __("Toggle starred"),
1983                         onClick: function(event) {
1984                                 var ids = getSelectedArticleIds2();
1985                                 // cast to string
1986                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1987                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1988
1989                                 selectionToggleMarked(undefined, false, true, ids);
1990                                 }}));
1991
1992                 menu.addChild(new dijit.MenuItem({
1993                         label: __("Toggle published"),
1994                         onClick: function(event) {
1995                                 var ids = getSelectedArticleIds2();
1996                                 // cast to string
1997                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1998                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1999
2000                                 selectionTogglePublished(undefined, false, true, ids);
2001                                 }}));
2002
2003                 menu.addChild(new dijit.MenuSeparator());
2004
2005                 menu.addChild(new dijit.MenuItem({
2006                         label: __("Mark above as read"),
2007                         onClick: function(event) {
2008                                 catchupRelativeToArticle(0, base_id ? base_id : this.getParent().callerRowId);
2009                                 }}));
2010
2011                 menu.addChild(new dijit.MenuItem({
2012                         label: __("Mark below as read"),
2013                         onClick: function(event) {
2014                                 catchupRelativeToArticle(1, base_id ? base_id : this.getParent().callerRowId);
2015                                 }}));
2016
2017
2018                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
2019
2020                 if (labels) {
2021
2022                         menu.addChild(new dijit.MenuSeparator());
2023
2024                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
2025                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
2026
2027                         labels.each(function(label) {
2028                                 var id = label.id[0];
2029                                 var bare_id = id.substr(id.indexOf(":")+1);
2030                                 var name = label.name[0];
2031
2032                                 bare_id = feed_to_label_id(bare_id);
2033
2034                                 labelAddMenu.addChild(new dijit.MenuItem({
2035                                         label: name,
2036                                         labelId: bare_id,
2037                                         onClick: function(event) {
2038                                                 var ids = getSelectedArticleIds2();
2039                                                 // cast to string
2040                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2041
2042                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2043
2044                                                 selectionAssignLabel(this.labelId, ids);
2045                                 }}));
2046
2047                                 labelDelMenu.addChild(new dijit.MenuItem({
2048                                         label: name,
2049                                         labelId: bare_id,
2050                                         onClick: function(event) {
2051                                                 var ids = getSelectedArticleIds2();
2052                                                 // cast to string
2053                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2054
2055                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2056
2057                                                 selectionRemoveLabel(this.labelId, ids);
2058                                 }}));
2059
2060                         });
2061
2062                         menu.addChild(new dijit.PopupMenuItem({
2063                                 label: __("Assign label"),
2064                                 popup: labelAddMenu
2065                         }));
2066
2067                         menu.addChild(new dijit.PopupMenuItem({
2068                                 label: __("Remove label"),
2069                                 popup: labelDelMenu
2070                         }));
2071
2072                 }
2073
2074
2075         } catch (e) {
2076                 exception_error("headlinesMenuCommon", e);
2077         }
2078 }
2079
2080 function initHeadlinesMenu() {
2081         try {
2082                 if (dijit.byId("headlinesMenu"))
2083                         dijit.byId("headlinesMenu").destroyRecursive();
2084
2085                 var ids = [];
2086
2087                 if (!isCdmMode()) {
2088                         nodes = $$("#headlines-frame > div[id*=RROW]");
2089                 } else {
2090                         nodes = $$("#headlines-frame span[id*=RTITLE]");
2091                 }
2092
2093                 nodes.each(function(node) {
2094                         ids.push(node.id);
2095                 });
2096
2097                 var menu = new dijit.Menu({
2098                         id: "headlinesMenu",
2099                         targetNodeIds: ids
2100                 });
2101
2102                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
2103                         var callerNode = event.target, match = null, tries = 0;
2104
2105                         while (match == null && callerNode && tries <= 3) {
2106                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2107                                 callerNode = callerNode.parentNode;
2108                                 ++tries;
2109                         }
2110
2111                         if (match) this.callerRowId = parseInt(match[1]);
2112
2113                 });
2114
2115                 headlinesMenuCommon(menu, false);
2116
2117                 menu.startup();
2118
2119                 /* vgroup feed title menu */
2120
2121                 var nodes = $$("#headlines-frame > div[class='cdmFeedTitle']");
2122                 var ids = [];
2123
2124                 nodes.each(function(node) {
2125                         ids.push(node.id);
2126                 });
2127
2128                 if (ids.length > 0) {
2129                         if (dijit.byId("headlinesFeedTitleMenu"))
2130                                 dijit.byId("headlinesFeedTitleMenu").destroyRecursive();
2131
2132                         var menu = new dijit.Menu({
2133                                 id: "headlinesFeedTitleMenu",
2134                                 targetNodeIds: ids
2135                         });
2136
2137                         var tmph = dojo.connect(menu, '_openMyself', function (event) {
2138                                 var callerNode = event.target, match = null, tries = 0;
2139
2140                                 while (match == null && callerNode && tries <= 3) {
2141                                         console.log(callerNode.id);
2142
2143                                         match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2144                                         callerNode = callerNode.parentNode;
2145                                         ++tries;
2146
2147                                         console.log(match[1]);
2148                                 }
2149
2150                                 if (match) this.callerRowId = parseInt(match[1]);
2151
2152                         });
2153
2154                         menu.addChild(new dijit.MenuItem({
2155                                 label: __("Select articles in group"),
2156                                 onClick: function(event) {
2157                                         selectArticles("all",
2158                                                 "#headlines-frame > div[id*=RROW]"+
2159                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2160
2161                                 }}));
2162
2163                         menu.addChild(new dijit.MenuItem({
2164                                 label: __("Mark group as read"),
2165                                 onClick: function(event) {
2166                                         selectArticles("none");
2167                                         selectArticles("all",
2168                                                 "#headlines-frame > div[id*=RROW]"+
2169                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2170
2171                                         catchupSelection();
2172                                 }}));
2173
2174
2175                         menu.addChild(new dijit.MenuItem({
2176                                 label: __("Mark feed as read"),
2177                                 onClick: function(event) {
2178                                         catchupFeedInGroup(menu.callerRowId);
2179                                 }}));
2180
2181                         menu.startup();
2182
2183                 }
2184
2185         } catch (e) {
2186                 exception_error("initHeadlinesMenu", e);
2187         }
2188 }
2189
2190 function cache_set(id, obj) {
2191         //console.log("cache_set: " + id);
2192         if (has_storage)
2193                 try {
2194                         sessionStorage[id] = obj;
2195                 } catch (e) {
2196                         sessionStorage.clear();
2197                 }
2198 }
2199
2200 function cache_get(id) {
2201         if (has_storage)
2202                 return sessionStorage[id];
2203 }
2204
2205 function cache_clear() {
2206         if (has_storage)
2207                 sessionStorage.clear();
2208 }
2209
2210 function cache_delete(id) {
2211         if (has_storage)
2212                 sessionStorage.removeItem(id);
2213 }
2214
2215 function cancelSearch() {
2216         try {
2217                 _search_query = "";
2218                 viewCurrentFeed();
2219         } catch (e) {
2220                 exception_error("cancelSearch", e);
2221         }
2222 }
2223
2224 function setSelectionScore() {
2225         try {
2226                 var ids = getSelectedArticleIds2();
2227
2228                 if (ids.length > 0) {
2229                         console.log(ids);
2230
2231                         var score = prompt(__("Please enter new score for selected articles:"), score);
2232
2233                         if (score != undefined) {
2234                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2235                                         "&score=" + param_escape(score);
2236
2237                                 new Ajax.Request("backend.php", {
2238                                         parameters: query,
2239                                         onComplete: function(transport) {
2240                                                 var reply = JSON.parse(transport.responseText);
2241                                                 if (reply) {
2242                                                         console.log(ids);
2243
2244                                                         ids.each(function(id) {
2245                                                                 var row = $("RROW-" + id);
2246
2247                                                                 if (row) {
2248                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2249
2250                                                                         if (pic) {
2251                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2252                                                                                         reply["score_pic"]);
2253                                                                                 pic.setAttribute("score", score);
2254                                                                         }
2255                                                                 }
2256                                                         });
2257                                                 }
2258                                         } });
2259                         }
2260
2261                 } else {
2262                         alert(__("No articles are selected."));
2263                 }
2264         } catch (e) {
2265                 exception_error("setSelectionScore", e);
2266         }
2267 }
2268
2269 function updateScore(id) {
2270         try {
2271                 var pic = $$("#RROW-" + id + " .hlScorePic")[0];
2272
2273                 if (pic) {
2274
2275                         var query = "op=article&method=getScore&id=" + param_escape(id);
2276
2277                         new Ajax.Request("backend.php", {
2278                                 parameters: query,
2279                                 onComplete: function(transport) {
2280                                         console.log(transport.responseText);
2281
2282                                         var reply = JSON.parse(transport.responseText);
2283
2284                                         if (reply) {
2285                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2286                                                 pic.setAttribute("score", reply["score"]);
2287                                                 pic.setAttribute("title", reply["score"]);
2288                                         }
2289                                 } });
2290                 }
2291
2292         } catch (e) {
2293                 exception_error("updateScore", e);
2294         }
2295 }
2296
2297 function changeScore(id, pic) {
2298         try {
2299                 var score = pic.getAttribute("score");
2300
2301                 var new_score = prompt(__("Please enter new score for this article:"), score);
2302
2303                 if (new_score != undefined) {
2304
2305                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2306                                 "&score=" + param_escape(new_score);
2307
2308                         new Ajax.Request("backend.php", {
2309                                 parameters: query,
2310                                 onComplete: function(transport) {
2311                                         var reply = JSON.parse(transport.responseText);
2312
2313                                         if (reply) {
2314                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2315                                                 pic.setAttribute("score", new_score);
2316                                                 pic.setAttribute("title", new_score);
2317                                         }
2318                                 } });
2319                 }
2320         } catch (e) {
2321                 exception_error("changeScore", e);
2322         }
2323 }
2324
2325 function displayArticleUrl(id) {
2326         try {
2327                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2328
2329                         new Ajax.Request("backend.php", {
2330                                 parameters: query,
2331                                 onComplete: function(transport) {
2332                                         var reply = JSON.parse(transport.responseText);
2333
2334                                         if (reply && reply.link) {
2335                                                 prompt(__("Article URL:"), reply.link);
2336                                         }
2337                                 } });
2338         } catch (e) {
2339                 exception_error("changeScore", e);
2340         }
2341 }
2342
2343 function openSelectedAttachment(elem) {
2344         try {
2345                 var url = elem[elem.selectedIndex].value;
2346
2347                 if (url) {
2348                         window.open(url);
2349                         elem.selectedIndex = 0;
2350                 }
2351
2352         } catch (e) {
2353                 exception_error("openSelectedAttachment", e);
2354         }
2355 }
2356
2357 function scrollToRowId(id) {
2358         try {
2359                 var row = $(id);
2360
2361                 if (row)
2362                         $("headlines-frame").scrollTop = row.offsetTop - 4;
2363
2364         } catch (e) {
2365                 exception_error("scrollToRowId", e);
2366         }
2367 }
2368
2369 function updateFloatingTitle(unread_only) {
2370         try {
2371                 if (!isCdmMode()) return;
2372
2373                 var hf = $("headlines-frame");
2374
2375                 var elems = $$("#headlines-frame > div[id*=RROW]");
2376
2377                 for (var i = 0; i < elems.length; i++) {
2378
2379                         var child = elems[i];
2380
2381                         if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
2382
2383                                 var header = child.getElementsByClassName("cdmHeader")[0];
2384
2385                                 if (unread_only || child.id != $("floatingTitle").getAttribute("rowid")) {
2386                                         if (child.id != $("floatingTitle").getAttribute("rowid")) {
2387                                                 $("floatingTitle").setAttribute("rowid", child.id);
2388                                                 $("floatingTitle").innerHTML = header.innerHTML;
2389                                                 $("floatingTitle").firstChild.innerHTML = "<img class='anchor markedPic' src='images/page_white_go.png' onclick=\"scrollToRowId('"+child.id+"')\">" + $("floatingTitle").firstChild.innerHTML;
2390
2391                                                 initFloatingMenu();
2392
2393                                                 var cb = $$("#floatingTitle .dijitCheckBox")[0];
2394
2395                                                 if (cb)
2396                                                         cb.parentNode.removeChild(cb);
2397                                         }
2398
2399                                         if (child.hasClassName("Unread"))
2400                                                 $("floatingTitle").addClassName("Unread");
2401                                         else
2402                                                 $("floatingTitle").removeClassName("Unread");
2403
2404                                         PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
2405                                 }
2406
2407                                 $("floatingTitle").style.marginRight = hf.offsetWidth - child.offsetWidth + "px";
2408                                 if (header.offsetTop + header.offsetHeight < hf.scrollTop + $("floatingTitle").offsetHeight - 5 &&
2409                                     child.offsetTop + child.offsetHeight >= hf.scrollTop + $("floatingTitle").offsetHeight - 5)
2410                                         $("floatingTitle").style.visibility = "visible";
2411                                 else
2412                                         $("floatingTitle").style.visibility = "hidden";
2413
2414                                 return;
2415
2416                         }
2417                 }
2418
2419         } catch (e) {
2420                 exception_error("updateFloatingTitle", e);
2421         }
2422 }
2423
2424 function cdmFooterClick(event) {
2425         event.stopPropagation();
2426 }