js/viewfeed.js

   1 var article_cache = new Array();
   2
   3 var _active_article_id = 0;
   4
   5 var vgroup_last_feed = false;
   6 var post_under_pointer = false;
   7
   8 var last_requested_article = false;
   9
  10 var catchup_id_batch = [];
  11 var catchup_timeout_id = false;
  12
  13 var cids_requested = [];
  14 var loaded_article_ids = [];
  15 var _last_headlines_update = 0;
  16 var current_first_id = 0;
  17
  18 var _catchup_request_sent = false;
  19
  20 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  21
  22 function headlines_callback2(transport, offset, background, infscroll_req) {
  23         try {
  24                 handle_rpc_json(transport);
  25
  26                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  27
  28                 var is_cat = false;
  29                 var feed_id = false;
  30
  31                 var reply = false;
  32
  33                 try {
  34                         reply = JSON.parse(transport.responseText);
  35                 } catch (e) {
  36                         console.error(e);
  37                 }
  38
  39                 if (reply) {
  40
  41                         is_cat = reply['headlines']['is_cat'];
  42                         feed_id = reply['headlines']['id'];
  43
  44                         if (background) {
  45                                 var content = reply['headlines']['content'];
  46
  47                                 content = content + "<div id='headlines-spacer'></div>";
  48                                 return;
  49                         }
  50
  51                         if (feed_id != -7 && (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat()))
  52                                 return;
  53
  54                         /* dijit.getEnclosingWidget(
  55                                 document.forms["main_toolbar_form"].update).attr('disabled',
  56                                         is_cat || feed_id <= 0); */
  57
  58                         try {
  59                                 if (infscroll_req == false) {
  60                                         $("headlines-frame").scrollTop = 0;
  61
  62                                         $("floatingTitle").style.visibility = "hidden";
  63                                         $("floatingTitle").setAttribute("rowid", 0);
  64                                         $("floatingTitle").innerHTML = "";
  65                                 }
  66                         } catch (e) { };
  67
  68                         $("headlines-frame").removeClassName("cdm");
  69                         $("headlines-frame").removeClassName("normal");
  70
  71                         $("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
  72
  73                         var headlines_count = reply['headlines-info']['count'];
  74
  75                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  76
  77                         if (parseInt(headlines_count) < 30) {
  78                                 _infscroll_disable = 1;
  79                         } else {
  80                                 _infscroll_disable = 0;
  81                         }
  82
  83                         current_first_id = reply['headlines']['first_id'];
  84                         var counters = reply['counters'];
  85                         var articles = reply['articles'];
  86                         //var runtime_info = reply['runtime-info'];
  87
  88                         if (infscroll_req == false) {
  89                                 loaded_article_ids = [];
  90
  91                                 dojo.html.set($("headlines-toolbar"),
  92                                                 reply['headlines']['toolbar'],
  93                                                 {parseContent: true});
  94
  95                                 /*dojo.html.set($("headlines-frame"),
  96                                         reply['headlines']['content'],
  97                                         {parseContent: true});
  98
  99                                 $$("#headlines-frame div[id*='RROW']").each(function(row) {
 100                                         loaded_article_ids.push(row.id);
 101                                 });*/
 102
 103                                 $("headlines-frame").innerHTML = '';
 104
 105                                 var tmp = new Element("div");
 106                                 tmp.innerHTML = reply['headlines']['content'];
 107                                 dojo.parser.parse(tmp);
 108
 109                                 while (tmp.hasChildNodes()) {
 110                                         var row = tmp.removeChild(tmp.firstChild);
 111
 112                                         if (loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("cdmFeedTitle")) {
 113                                                 dijit.byId("headlines-frame").domNode.appendChild(row);
 114
 115                                                 loaded_article_ids.push(row.id);
 116                                         }
 117                                 }
 118
 119                                 var hsp = $("headlines-spacer");
 120                                 if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 121                                 dijit.byId('headlines-frame').domNode.appendChild(hsp);
 122
 123                                 initHeadlinesMenu();
 124
 125                                 if (_infscroll_disable)
 126                                         hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 127                                                 __("Click to open next unread feed.") + "</a>";
 128
 129                                 if (_search_query) {
 130                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 131                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 132                                                 "</span>";
 133                                 }
 134
 135                         } else {
 136
 137                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 138                                         console.log("adding some more headlines: " + headlines_count);
 139
 140                                         var c = dijit.byId("headlines-frame");
 141                                         var ids = getSelectedArticleIds2();
 142
 143                                         var hsp = $("headlines-spacer");
 144
 145                                         if (hsp)
 146                                                 c.domNode.removeChild(hsp);
 147
 148                                         var tmp = new Element("div");
 149                                         tmp.innerHTML = reply['headlines']['content'];
 150                                         dojo.parser.parse(tmp);
 151
 152                                         while (tmp.hasChildNodes()) {
 153                                                 var row = tmp.removeChild(tmp.firstChild);
 154
 155                                                 if (loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("cdmFeedTitle")) {
 156                                                         dijit.byId("headlines-frame").domNode.appendChild(row);
 157
 158                                                         loaded_article_ids.push(row.id);
 159                                                 }
 160                                         }
 161
 162                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 163                                         c.domNode.appendChild(hsp);
 164
 165                                         if (headlines_count < 30) _infscroll_disable = true;
 166
 167                                         console.log("restore selected ids: " + ids);
 168
 169                                         for (var i = 0; i < ids.length; i++) {
 170                                                 markHeadline(ids[i]);
 171                                         }
 172
 173                                         initHeadlinesMenu();
 174
 175                                         if (_infscroll_disable) {
 176                                                 hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 177                                                 __("Click to open next unread feed.") + "</a>";
 178                                         }
 179
 180                                 } else {
 181                                         console.log("no new headlines received");
 182
 183                                         var first_id_changed = reply['headlines']['first_id_changed'];
 184                                         console.log("first id changed:" + first_id_changed);
 185
 186                                         var hsp = $("headlines-spacer");
 187
 188                                         if (hsp) {
 189                                                 if (first_id_changed) {
 190                                                         hsp.innerHTML = "<a href='#' onclick='viewCurrentFeed()'>" +
 191                                                         __("New articles found, reload feed to continue.") + "</a>";
 192                                                 } else {
 193                                                         hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 194                                                         __("Click to open next unread feed.") + "</a>";
 195                                                 }
 196
 197                                         }
 198
 199                                 }
 200                         }
 201
 202                         if (articles) {
 203                                 for (var i = 0; i < articles.length; i++) {
 204                                         var a_id = articles[i]['id'];
 205                                         cache_set("article:" + a_id, articles[i]['content']);
 206                                 }
 207                         } else {
 208                                 console.log("no cached articles received");
 209                         }
 210
 211                         if (counters)
 212                                 parse_counters(counters);
 213                         else
 214                                 request_counters(true);
 215
 216                 } else {
 217                         console.error("Invalid object received: " + transport.responseText);
 218                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 219                                         __('Could not update headlines (invalid object received - see error console for details)') +
 220                                         "</div>");
 221                 }
 222
 223                 _infscroll_request_sent = 0;
 224                 _last_headlines_update = new Date().getTime();
 225
 226                 unpackVisibleHeadlines();
 227
 228                 // if we have some more space in the buffer, why not try to fill it
 229
 230                 if (!_infscroll_disable && $("headlines-spacer") &&
 231                                 $("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 232
 233                         window.setTimeout(function() {
 234                                 loadMoreHeadlines();
 235                         }, 250);
 236                 }
 237
 238                 notify("");
 239
 240         } catch (e) {
 241                 exception_error("headlines_callback2", e, transport);
 242         }
 243 }
 244
 245 function render_article(article) {
 246         try {
 247                 cleanup_memory("content-insert");
 248
 249                 dijit.byId("headlines-wrap-inner").addChild(
 250                                 dijit.byId("content-insert"));
 251
 252                 var c = dijit.byId("content-insert");
 253
 254                 try {
 255                         c.domNode.scrollTop = 0;
 256                 } catch (e) { };
 257
 258                 c.attr('content', article);
 259                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, c.domNode);
 260
 261                 correctHeadlinesOffset(getActiveArticleId());
 262
 263                 try {
 264                         c.focus();
 265                 } catch (e) { };
 266
 267         } catch (e) {
 268                 exception_error("render_article", e);
 269         }
 270 }
 271
 272 function showArticleInHeadlines(id, noexpand) {
 273
 274         try {
 275                 selectArticles("none");
 276
 277                 var crow = $("RROW-" + id);
 278
 279                 if (!crow) return;
 280
 281                 var article_is_unread = crow.hasClassName("Unread");
 282
 283                 if (!noexpand)
 284                         crow.removeClassName("Unread");
 285                 crow.addClassName("active");
 286
 287                 selectArticles('none');
 288
 289                 var view_mode = false;
 290
 291                 try {
 292                         view_mode = document.forms['main_toolbar_form'].view_mode;
 293                         view_mode = view_mode[view_mode.selectedIndex].value;
 294                 } catch (e) {
 295                         //
 296                 }
 297
 298                 markHeadline(id);
 299
 300                 if (article_is_unread && !noexpand)
 301                         _force_scheduled_update = true;
 302
 303         } catch (e) {
 304                 exception_error("showArticleInHeadlines", e);
 305         }
 306 }
 307
 308 function article_callback2(transport, id) {
 309         try {
 310                 console.log("article_callback2 " + id);
 311
 312                 handle_rpc_json(transport);
 313
 314                 var reply = false;
 315
 316                 try {
 317                         reply = JSON.parse(transport.responseText);
 318                 } catch (e) {
 319                         console.error(e);
 320                 }
 321
 322                 if (reply) {
 323
 324                         reply.each(function(article) {
 325                                 if (getActiveArticleId() == article['id']) {
 326                                         render_article(article['content']);
 327                                 }
 328                                 cids_requested.remove(article['id']);
 329
 330                                 cache_set("article:" + article['id'], article['content']);
 331                         });
 332
 333 //                      if (id != last_requested_article) {
 334 //                              console.log("requested article id is out of sequence, aborting");
 335 //                              return;
 336 //                      }
 337
 338                 } else {
 339                         console.error("Invalid object received: " + transport.responseText);
 340
 341                         render_article("<div class='whiteBox'>" +
 342                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 343                 }
 344
 345                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 346                 request_counters(unread_in_buffer == 0);
 347
 348                 notify("");
 349         } catch (e) {
 350                 exception_error("article_callback2", e, transport);
 351         }
 352 }
 353
 354 function view(id, activefeed, noexpand) {
 355         try {
 356                 var oldrow = $("RROW-" + getActiveArticleId());
 357                 if (oldrow) oldrow.removeClassName("active");
 358
 359                 var crow = $("RROW-" + id);
 360
 361                 if (!crow) return;
 362                 if (noexpand) {
 363                         setActiveArticleId(id);
 364                         showArticleInHeadlines(id, noexpand);
 365                         return;
 366                 }
 367
 368                 console.log("loading article: " + id);
 369
 370                 var cached_article = cache_get("article:" + id);
 371
 372                 console.log("cache check result: " + (cached_article != false));
 373
 374                 var query = "?op=article&method=view&id=" + param_escape(id);
 375
 376                 var neighbor_ids = getRelativePostIds(id);
 377
 378                 /* only request uncached articles */
 379
 380                 var cids_to_request = [];
 381
 382                 for (var i = 0; i < neighbor_ids.length; i++) {
 383                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 384                                 if (!cache_get("article:" + neighbor_ids[i])) {
 385                                         cids_to_request.push(neighbor_ids[i]);
 386                                         cids_requested.push(neighbor_ids[i]);
 387                                 }
 388                 }
 389
 390                 console.log("additional ids: " + cids_to_request.toString());
 391
 392                 query = query + "&cids=" + cids_to_request.toString();
 393
 394                 var article_is_unread = crow.hasClassName("Unread");
 395
 396                 setActiveArticleId(id);
 397                 showArticleInHeadlines(id);
 398
 399                 if (cached_article && article_is_unread) {
 400
 401                         query = query + "&mode=prefetch";
 402
 403                         render_article(cached_article);
 404
 405                 } else if (cached_article) {
 406
 407                         query = query + "&mode=prefetch_old";
 408                         render_article(cached_article);
 409
 410                         // if we don't need to request any relative ids, we might as well skip
 411                         // the server roundtrip altogether
 412                         if (cids_to_request.length == 0) {
 413                                 return;
 414                         }
 415                 }
 416
 417                 last_requested_article = id;
 418
 419                 console.log(query);
 420
 421                 if (article_is_unread) {
 422                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 423                 }
 424
 425                 new Ajax.Request("backend.php", {
 426                         parameters: query,
 427                         onComplete: function(transport) {
 428                                 article_callback2(transport, id);
 429                         } });
 430
 431                 return false;
 432
 433         } catch (e) {
 434                 exception_error("view", e);
 435         }
 436 }
 437
 438 function toggleMark(id, client_only) {
 439         try {
 440                 var query = "?op=rpc&id=" + id + "&method=mark";
 441
 442                 var row = $("RROW-" + id);
 443                 if (!row) return;
 444
 445                 var imgs = [];
 446
 447                 var row_imgs = row.getElementsByClassName("markedPic");
 448
 449                 for (var i = 0; i < row_imgs.length; i++)
 450                         imgs.push(row_imgs[i]);
 451
 452                 var ft = $("floatingTitle");
 453
 454                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 455                         var fte = ft.getElementsByClassName("markedPic");
 456
 457                         for (var i = 0; i < fte.length; i++)
 458                                 imgs.push(fte[i]);
 459                 }
 460
 461                 for (i = 0; i < imgs.length; i++) {
 462                         var img = imgs[i];
 463
 464                         if (!row.hasClassName("marked")) {
 465                                 img.src = img.src.replace("mark_unset", "mark_set");
 466                                 img.alt = __("Unstar article");
 467                                 query = query + "&mark=1";
 468                         } else {
 469                                 img.src = img.src.replace("mark_set", "mark_unset");
 470                                 img.alt = __("Star article");
 471                                 query = query + "&mark=0";
 472                         }
 473                 }
 474
 475                 row.toggleClassName("marked");
 476
 477                 if (!client_only) {
 478                         new Ajax.Request("backend.php", {
 479                                 parameters: query,
 480                                 onComplete: function(transport) {
 481                                         handle_rpc_json(transport);
 482                                 } });
 483                 }
 484
 485         } catch (e) {
 486                 exception_error("toggleMark", e);
 487         }
 488 }
 489
 490 function togglePub(id, client_only, no_effects, note) {
 491         try {
 492                 var query = "?op=rpc&id=" + id + "&method=publ";
 493
 494                 if (note != undefined) {
 495                         query = query + "&note=" + param_escape(note);
 496                 } else {
 497                         query = query + "&note=undefined";
 498                 }
 499
 500                 var row = $("RROW-" + id);
 501                 if (!row) return;
 502
 503                 var imgs = [];
 504
 505                 var row_imgs = row.getElementsByClassName("pubPic");
 506
 507                 for (var i = 0; i < row_imgs.length; i++)
 508                         imgs.push(row_imgs[i]);
 509
 510                 var ft = $("floatingTitle");
 511
 512                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 513                         var fte = ft.getElementsByClassName("pubPic");
 514
 515                         for (var i = 0; i < fte.length; i++)
 516                                 imgs.push(fte[i]);
 517                 }
 518
 519                 for (i = 0; i < imgs.length; i++) {
 520                         var img = imgs[i];
 521
 522                         if (!row.hasClassName("published") || note != undefined) {
 523                                 img.src = img.src.replace("pub_unset", "pub_set");
 524                                 img.alt = __("Unpublish article");
 525                                 query = query + "&pub=1";
 526                         } else {
 527                                 img.src = img.src.replace("pub_set", "pub_unset");
 528                                 img.alt = __("Publish article");
 529                                 query = query + "&pub=0";
 530                         }
 531                 }
 532
 533                 if (note != undefined)
 534                         row.addClassName("published");
 535                 else
 536                         row.toggleClassName("published");
 537
 538                 if (!client_only) {
 539                         new Ajax.Request("backend.php", {
 540                                 parameters: query,
 541                                 onComplete: function(transport) {
 542                                         handle_rpc_json(transport);
 543                                 } });
 544                 }
 545
 546         } catch (e) {
 547                 exception_error("togglePub", e);
 548         }
 549 }
 550
 551 function moveToPost(mode, noscroll, noexpand) {
 552
 553         try {
 554
 555                 var rows = getVisibleArticleIds();
 556
 557                 var prev_id = false;
 558                 var next_id = false;
 559
 560                 if (!$('RROW-' + getActiveArticleId())) {
 561                         setActiveArticleId(0);
 562                 }
 563
 564                 if (!getActiveArticleId()) {
 565                         next_id = rows[0];
 566                         prev_id = rows[rows.length-1]
 567                 } else {
 568                         for (var i = 0; i < rows.length; i++) {
 569                                 if (rows[i] == getActiveArticleId()) {
 570
 571                                         // Account for adjacent identical article ids.
 572                                         if (i > 0) prev_id = rows[i-1];
 573
 574                                         for (var j = i+1; j < rows.length; j++) {
 575                                                 if (rows[j] != getActiveArticleId()) {
 576                                                         next_id = rows[j];
 577                                                         break;
 578                                                 }
 579                                         }
 580                                         break;
 581                                 }
 582                         }
 583                 }
 584
 585                 console.log("cur: " + getActiveArticleId() + " next: " + next_id);
 586
 587                 if (mode == "next") {
 588                         if (next_id || getActiveArticleId()) {
 589                                 if (isCdmMode()) {
 590
 591                                         var article = $("RROW-" + getActiveArticleId());
 592                                         var ctr = $("headlines-frame");
 593
 594                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 595                                                         ctr.scrollTop + ctr.offsetHeight) {
 596
 597                                                 scrollArticle(ctr.offsetHeight/4);
 598
 599                                         } else if (next_id) {
 600                                                 cdmExpandArticle(next_id, noexpand);
 601                                                 cdmScrollToArticleId(next_id, true);
 602                                         }
 603
 604                                 } else if (next_id) {
 605                                         correctHeadlinesOffset(next_id);
 606                                         view(next_id, getActiveFeedId(), noexpand);
 607                                 }
 608                         }
 609                 }
 610
 611                 if (mode == "prev") {
 612                         if (prev_id || getActiveArticleId()) {
 613                                 if (isCdmMode()) {
 614
 615                                         var article = $("RROW-" + getActiveArticleId());
 616                                         var prev_article = $("RROW-" + prev_id);
 617                                         var ctr = $("headlines-frame");
 618
 619                                         if (!getInitParam("cdm_expanded")) {
 620
 621                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 622                                                         scrollArticle(-ctr.offsetHeight/4);
 623                                                 } else {
 624                                                         cdmExpandArticle(prev_id, noexpand);
 625                                                         cdmScrollToArticleId(prev_id, true);
 626                                                 }
 627                                         } else {
 628
 629                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 630                                                         scrollArticle(-ctr.offsetHeight/3);
 631                                                 } else if (!noscroll && prev_article &&
 632                                                                 prev_article.offsetTop < ctr.scrollTop) {
 633                                                         cdmExpandArticle(prev_id, noexpand);
 634                                                         scrollArticle(-ctr.offsetHeight/4);
 635                                                 } else if (prev_id) {
 636                                                         cdmExpandArticle(prev_id, noexpand);
 637                                                         cdmScrollToArticleId(prev_id, noscroll);
 638                                                 }
 639                                         }
 640
 641                                 } else if (prev_id) {
 642                                         correctHeadlinesOffset(prev_id);
 643                                         view(prev_id, getActiveFeedId(), noexpand);
 644                                 }
 645                         }
 646                 }
 647
 648         } catch (e) {
 649                 exception_error("moveToPost", e);
 650         }
 651 }
 652
 653 function toggleSelected(id, force_on) {
 654         try {
 655                 var row = $("RROW-" + id);
 656
 657                 if (row) {
 658                         var cb = dijit.getEnclosingWidget(
 659                                         row.getElementsByClassName("rchk")[0]);
 660
 661                         if (row.hasClassName('Selected') && !force_on) {
 662                                 row.removeClassName('Selected');
 663                                 if (cb) cb.attr("checked", false);
 664                         } else {
 665                                 row.addClassName('Selected');
 666                                 if (cb) cb.attr("checked", true);
 667                         }
 668                 }
 669
 670                 updateSelectedPrompt();
 671         } catch (e) {
 672                 exception_error("toggleSelected", e);
 673         }
 674 }
 675
 676 function updateSelectedPrompt() {
 677         try {
 678                 var count = getSelectedArticleIds2().size();
 679                 var elem = $("selected_prompt");
 680
 681                 if (elem) {
 682                         elem.innerHTML = ngettext("%d article selected",
 683                                         "%d articles selected", count).replace("%d", count);
 684
 685                         if (count > 0)
 686                                 Element.show(elem);
 687                         else
 688                                 Element.hide(elem);
 689                 }
 690
 691         } catch (e) {
 692                 exception_error("updateSelectedPrompt", e);
 693         }
 694 }
 695
 696 function toggleUnread_afh(effect) {
 697         try {
 698
 699                 var elem = effect.element;
 700                 elem.style.backgroundColor = "";
 701
 702         } catch (e) {
 703                 exception_error("toggleUnread_afh", e);
 704         }
 705 }
 706
 707 function toggleUnread(id, cmode, effect) {
 708         try {
 709
 710                 var row = $("RROW-" + id);
 711                 if (row) {
 712                         var tmpClassName = row.className;
 713
 714                         if (cmode == undefined || cmode == 2) {
 715                                 if (row.hasClassName("Unread")) {
 716                                         row.removeClassName("Unread");
 717
 718                                 } else {
 719                                         row.addClassName("Unread");
 720                                 }
 721
 722                         } else if (cmode == 0) {
 723
 724                                 row.removeClassName("Unread");
 725
 726                         } else if (cmode == 1) {
 727                                 row.addClassName("Unread");
 728                         }
 729
 730                         if (cmode == undefined) cmode = 2;
 731
 732                         var query = "?op=rpc&method=catchupSelected" +
 733                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 734
 735 //                      notify_progress("Loading, please wait...");
 736
 737                         if (tmpClassName != row.className) {
 738                                 new Ajax.Request("backend.php", {
 739                                         parameters: query,
 740                                         onComplete: function (transport) {
 741                                                 handle_rpc_json(transport);
 742                                         }
 743                                 });
 744                         }
 745
 746                 }
 747
 748         } catch (e) {
 749                 exception_error("toggleUnread", e);
 750         }
 751 }
 752
 753 function selectionRemoveLabel(id, ids) {
 754         try {
 755
 756                 if (!ids) ids = getSelectedArticleIds2();
 757
 758                 if (ids.length == 0) {
 759                         alert(__("No articles are selected."));
 760                         return;
 761                 }
 762
 763                 var query = "?op=article&method=removeFromLabel&ids=" +
 764                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 765
 766                 console.log(query);
 767
 768                 new Ajax.Request("backend.php", {
 769                         parameters: query,
 770                         onComplete: function(transport) {
 771                                 handle_rpc_json(transport);
 772                                 show_labels_in_headlines(transport);
 773                         } });
 774
 775         } catch (e) {
 776                 exception_error("selectionAssignLabel", e);
 777
 778         }
 779 }
 780
 781 function selectionAssignLabel(id, ids) {
 782         try {
 783
 784                 if (!ids) ids = getSelectedArticleIds2();
 785
 786                 if (ids.length == 0) {
 787                         alert(__("No articles are selected."));
 788                         return;
 789                 }
 790
 791                 var query = "?op=article&method=assignToLabel&ids=" +
 792                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 793
 794                 console.log(query);
 795
 796                 new Ajax.Request("backend.php", {
 797                         parameters: query,
 798                         onComplete: function(transport) {
 799                                 handle_rpc_json(transport);
 800                                 show_labels_in_headlines(transport);
 801                         } });
 802
 803         } catch (e) {
 804                 exception_error("selectionAssignLabel", e);
 805
 806         }
 807 }
 808
 809 function selectionToggleUnread(set_state, callback, no_error, ids) {
 810         try {
 811                 var rows = ids ? ids : getSelectedArticleIds2();
 812
 813                 if (rows.length == 0 && !no_error) {
 814                         alert(__("No articles are selected."));
 815                         return;
 816                 }
 817
 818                 for (var i = 0; i < rows.length; i++) {
 819                         var row = $("RROW-" + rows[i]);
 820                         if (row) {
 821                                 if (set_state == undefined) {
 822                                         if (row.hasClassName("Unread")) {
 823                                                 row.removeClassName("Unread");
 824                                         } else {
 825                                                 row.addClassName("Unread");
 826                                         }
 827                                 }
 828
 829                                 if (set_state == false) {
 830                                         row.removeClassName("Unread");
 831                                 }
 832
 833                                 if (set_state == true) {
 834                                         row.addClassName("Unread");
 835                                 }
 836                         }
 837                 }
 838
 839                 updateFloatingTitle(true);
 840
 841                 if (rows.length > 0) {
 842
 843                         var cmode = "";
 844
 845                         if (set_state == undefined) {
 846                                 cmode = "2";
 847                         } else if (set_state == true) {
 848                                 cmode = "1";
 849                         } else if (set_state == false) {
 850                                 cmode = "0";
 851                         }
 852
 853                         var query = "?op=rpc&method=catchupSelected" +
 854                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 855
 856                         notify_progress("Loading, please wait...");
 857
 858                         new Ajax.Request("backend.php", {
 859                                 parameters: query,
 860                                 onComplete: function(transport) {
 861                                         handle_rpc_json(transport);
 862                                         if (callback) callback(transport);
 863                                 } });
 864
 865                 }
 866
 867         } catch (e) {
 868                 exception_error("selectionToggleUnread", e);
 869         }
 870 }
 871
 872 // sel_state ignored
 873 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 874         try {
 875
 876                 var rows = ids ? ids : getSelectedArticleIds2();
 877
 878                 if (rows.length == 0 && !no_error) {
 879                         alert(__("No articles are selected."));
 880                         return;
 881                 }
 882
 883                 for (var i = 0; i < rows.length; i++) {
 884                         toggleMark(rows[i], true, true);
 885                 }
 886
 887                 if (rows.length > 0) {
 888
 889                         var query = "?op=rpc&method=markSelected&ids=" +
 890                                 param_escape(rows.toString()) + "&cmode=2";
 891
 892                         new Ajax.Request("backend.php", {
 893                                 parameters: query,
 894                                 onComplete: function(transport) {
 895                                         handle_rpc_json(transport);
 896                                         if (callback) callback(transport);
 897                                 } });
 898
 899                 }
 900
 901         } catch (e) {
 902                 exception_error("selectionToggleMarked", e);
 903         }
 904 }
 905
 906 // sel_state ignored
 907 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 908         try {
 909
 910                 var rows = ids ? ids : getSelectedArticleIds2();
 911
 912                 if (rows.length == 0 && !no_error) {
 913                         alert(__("No articles are selected."));
 914                         return;
 915                 }
 916
 917                 for (var i = 0; i < rows.length; i++) {
 918                         togglePub(rows[i], true, true);
 919                 }
 920
 921                 if (rows.length > 0) {
 922
 923                         var query = "?op=rpc&method=publishSelected&ids=" +
 924                                 param_escape(rows.toString()) + "&cmode=2";
 925
 926                         new Ajax.Request("backend.php", {
 927                                 parameters: query,
 928                                 onComplete: function(transport) {
 929                                         handle_rpc_json(transport);
 930                                 } });
 931
 932                 }
 933
 934         } catch (e) {
 935                 exception_error("selectionToggleMarked", e);
 936         }
 937 }
 938
 939 function getSelectedArticleIds2() {
 940
 941         var rv = [];
 942
 943         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 944                 function(child) {
 945                         rv.push(child.id.replace("RROW-", ""));
 946                 });
 947
 948         return rv;
 949 }
 950
 951 function getLoadedArticleIds() {
 952         var rv = [];
 953
 954         var children = $$("#headlines-frame > div[id*=RROW-]");
 955
 956         children.each(function(child) {
 957                         rv.push(child.id.replace("RROW-", ""));
 958                 });
 959
 960         return rv;
 961
 962 }
 963
 964 // mode = all,none,unread,invert,marked,published
 965 function selectArticles(mode, query) {
 966         try {
 967
 968                 if (!query) query = "#headlines-frame > div[id*=RROW]";
 969
 970                 var children = $$(query);
 971
 972                 children.each(function(child) {
 973                         var id = child.id.replace("RROW-", "");
 974
 975                         var cb = dijit.getEnclosingWidget(
 976                                         child.getElementsByClassName("rchk")[0]);
 977
 978                         if (mode == "all") {
 979                                 child.addClassName("Selected");
 980                                 if (cb) cb.attr("checked", true);
 981                         } else if (mode == "unread") {
 982                                 if (child.hasClassName("Unread")) {
 983                                         child.addClassName("Selected");
 984                                         if (cb) cb.attr("checked", true);
 985                                 } else {
 986                                         child.removeClassName("Selected");
 987                                         if (cb) cb.attr("checked", false);
 988                                 }
 989                         } else if (mode == "marked") {
 990                                 if (child.hasClassName("marked")) {
 991                                         child.addClassName("Selected");
 992                                         if (cb) cb.attr("checked", true);
 993                                 } else {
 994                                         child.removeClassName("Selected");
 995                                         if (cb) cb.attr("checked", false);
 996                                 }
 997                         } else if (mode == "published") {
 998                                 if (child.hasClassName("published")) {
 999                                         child.addClassName("Selected");
1000                                         if (cb) cb.attr("checked", true);
1001                                 } else {
1002                                         child.removeClassName("Selected");
1003                                         if (cb) cb.attr("checked", false);
1004                                 }
1005
1006                         } else if (mode == "invert") {
1007                                 if (child.hasClassName("Selected")) {
1008                                         child.removeClassName("Selected");
1009                                         if (cb) cb.attr("checked", false);
1010                                 } else {
1011                                         child.addClassName("Selected");
1012                                         if (cb) cb.attr("checked", true);
1013                                 }
1014
1015                         } else {
1016                                 child.removeClassName("Selected");
1017                                 if (cb) cb.attr("checked", false);
1018                         }
1019                 });
1020
1021                 updateSelectedPrompt();
1022
1023         } catch (e) {
1024                 exception_error("selectArticles", e);
1025         }
1026 }
1027
1028 function deleteSelection() {
1029
1030         try {
1031
1032                 var rows = getSelectedArticleIds2();
1033
1034                 if (rows.length == 0) {
1035                         alert(__("No articles are selected."));
1036                         return;
1037                 }
1038
1039                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1040                 var str;
1041
1042                 if (getActiveFeedId() != 0) {
1043                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
1044                 } else {
1045                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
1046                 }
1047
1048                 str = str.replace("%d", rows.length);
1049                 str = str.replace("%s", fn);
1050
1051                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1052                         return;
1053                 }
1054
1055                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
1056
1057                 console.log(query);
1058
1059                 new Ajax.Request("backend.php", {
1060                         parameters: query,
1061                         onComplete: function(transport) {
1062                                         handle_rpc_json(transport);
1063                                         viewCurrentFeed();
1064                                 } });
1065
1066         } catch (e) {
1067                 exception_error("deleteSelection", e);
1068         }
1069 }
1070
1071 function archiveSelection() {
1072
1073         try {
1074
1075                 var rows = getSelectedArticleIds2();
1076
1077                 if (rows.length == 0) {
1078                         alert(__("No articles are selected."));
1079                         return;
1080                 }
1081
1082                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1083                 var str;
1084                 var op;
1085
1086                 if (getActiveFeedId() != 0) {
1087                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1088                         op = "archive";
1089                 } else {
1090                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1091
1092                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1093
1094                         op = "unarchive";
1095                 }
1096
1097                 str = str.replace("%d", rows.length);
1098                 str = str.replace("%s", fn);
1099
1100                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1101                         return;
1102                 }
1103
1104                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1105
1106                 console.log(query);
1107
1108                 for (var i = 0; i < rows.length; i++) {
1109                         cache_delete("article:" + rows[i]);
1110                 }
1111
1112                 new Ajax.Request("backend.php", {
1113                         parameters: query,
1114                         onComplete: function(transport) {
1115                                         handle_rpc_json(transport);
1116                                         viewCurrentFeed();
1117                                 } });
1118
1119         } catch (e) {
1120                 exception_error("archiveSelection", e);
1121         }
1122 }
1123
1124 function catchupSelection() {
1125
1126         try {
1127
1128                 var rows = getSelectedArticleIds2();
1129
1130                 if (rows.length == 0) {
1131                         alert(__("No articles are selected."));
1132                         return;
1133                 }
1134
1135                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1136
1137                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1138
1139                 str = str.replace("%d", rows.length);
1140                 str = str.replace("%s", fn);
1141
1142                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1143                         return;
1144                 }
1145
1146                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1147
1148         } catch (e) {
1149                 exception_error("catchupSelection", e);
1150         }
1151 }
1152
1153 function editArticleTags(id) {
1154                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1155
1156                 if (dijit.byId("editTagsDlg"))
1157                         dijit.byId("editTagsDlg").destroyRecursive();
1158
1159                 dialog = new dijit.Dialog({
1160                         id: "editTagsDlg",
1161                         title: __("Edit article Tags"),
1162                         style: "width: 600px",
1163                         execute: function() {
1164                                 if (this.validate()) {
1165                                         var query = dojo.objectToQuery(this.attr('value'));
1166
1167                                         notify_progress("Saving article tags...", true);
1168
1169                                         new Ajax.Request("backend.php", {
1170                                         parameters: query,
1171                                         onComplete: function(transport) {
1172                                                 try {
1173                                                         notify('');
1174                                                         dialog.hide();
1175
1176                                                         var data = JSON.parse(transport.responseText);
1177
1178                                                         if (data) {
1179                                                                 var id = data.id;
1180
1181                                                                 console.log(id);
1182
1183                                                                 var tags = $("ATSTR-" + id);
1184                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1185
1186                                                                 if (tags) tags.innerHTML = data.content;
1187                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1188                                                         }
1189                                                 } catch (e) {
1190                                                         exception_error("editArticleTags/inner", e);
1191                                                 }
1192
1193                                         }});
1194                                 }
1195                         },
1196                         href: query
1197                 });
1198
1199                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1200                 dojo.disconnect(tmph);
1201
1202                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1203                            "backend.php?op=article&method=completeTags",
1204                            { tokens: ',', paramName: "search" });
1205                 });
1206
1207                 dialog.show();
1208
1209 }
1210
1211 function cdmScrollToArticleId(id, force) {
1212         try {
1213                 var ctr = $("headlines-frame");
1214                 var e = $("RROW-" + id);
1215
1216                 if (!e || !ctr) return;
1217
1218                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1219                                 e.offsetTop < ctr.scrollTop) {
1220
1221                         // expanded cdm has a 4px margin now
1222                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1223                 }
1224
1225         } catch (e) {
1226                 exception_error("cdmScrollToArticleId", e);
1227         }
1228 }
1229
1230 function setActiveArticleId(id) {
1231         console.log("setActiveArticleId:" + id);
1232
1233         _active_article_id = id;
1234         PluginHost.run(PluginHost.HOOK_ARTICLE_SET_ACTIVE, _active_article_id);
1235 }
1236
1237 function getActiveArticleId() {
1238         return _active_article_id;
1239 }
1240
1241 function postMouseIn(e, id) {
1242         post_under_pointer = id;
1243 }
1244
1245 function postMouseOut(id) {
1246         post_under_pointer = false;
1247 }
1248
1249 function unpackVisibleHeadlines() {
1250         try {
1251                 if (!isCdmMode() || !getInitParam("cdm_expanded")) return;
1252
1253                 $$("#headlines-frame > div[id*=RROW]").each(
1254                         function(child) {
1255                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1256                                         $("headlines-frame").offsetHeight) {
1257
1258                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1259
1260                                         if (cencw) {
1261                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1262                                                 cencw.setAttribute('id', '');
1263
1264                                                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, child);
1265
1266                                                 Element.show(cencw);
1267                                         }
1268                                 }
1269                         }
1270                 );
1271
1272         } catch (e) {
1273                 exception_error("unpackVisibleHeadlines", e);
1274         }
1275 }
1276
1277 function headlines_scroll_handler(e) {
1278         try {
1279                 var hsp = $("headlines-spacer");
1280
1281                 unpackVisibleHeadlines();
1282
1283                 // set topmost child in the buffer as active
1284                 if (isCdmMode() && getInitParam("cdm_auto_catchup") == 1 &&
1285                                 getSelectedArticleIds2().length <= 1 &&
1286                                 getInitParam("cdm_expanded")) {
1287                         var rows = $$("#headlines-frame > div[id*=RROW]");
1288
1289                         for (var i = 0; i < rows.length; i++) {
1290                                 var child = rows[i];
1291
1292                                 if ($("headlines-frame").scrollTop <= child.offsetTop &&
1293                                         child.offsetTop - $("headlines-frame").scrollTop < 100 &&
1294                                         child.id.replace("RROW-", "") != _active_article_id) {
1295
1296                                         if (_active_article_id) {
1297                                                 var row = $("RROW-" + _active_article_id);
1298                                                 if (row) row.removeClassName("active");
1299                                         }
1300
1301                                         _active_article_id = child.id.replace("RROW-", "");
1302                                         showArticleInHeadlines(_active_article_id, true);
1303                                         updateSelectedPrompt();
1304                                         break;
1305                                 }
1306                         }
1307                 }
1308
1309                 if (!_infscroll_disable) {
1310                         if (hsp && hsp.offsetTop - 250 <= e.scrollTop + e.offsetHeight) {
1311
1312                                 hsp.innerHTML = "<span class='loading'><img src='images/indicator_tiny.gif'> " +
1313                                         __("Loading, please wait...") + "</span>";
1314
1315                                 loadMoreHeadlines();
1316                                 return;
1317
1318                         }
1319                 }
1320
1321                 if (isCdmMode()) {
1322                         updateFloatingTitle();
1323                 }
1324
1325                 catchupCurrentBatchIfNeeded();
1326
1327                 if (getInitParam("cdm_auto_catchup") == 1) {
1328
1329                         // let's get DOM some time to settle down
1330                         var ts = new Date().getTime();
1331                         if (ts - _last_headlines_update < 100) return;
1332
1333                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1334                                 function(child) {
1335                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1336                                                         (child.offsetTop + child.offsetHeight/2)) {
1337
1338                                                 var id = child.id.replace("RROW-", "");
1339
1340                                                 if (catchup_id_batch.indexOf(id) == -1)
1341                                                         catchup_id_batch.push(id);
1342
1343                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1344                                         }
1345
1346                                 });
1347
1348                         if (_infscroll_disable) {
1349                                 var child = $$("#headlines-frame div[id*=RROW]").last();
1350
1351                                 if (child && $("headlines-frame").scrollTop >
1352                                                 (child.offsetTop + child.offsetHeight - 50)) {
1353
1354                                         console.log("we seem to be at an end");
1355
1356                                         if (getInitParam("on_catchup_show_next_feed") == "1") {
1357                                                 openNextUnreadFeed();
1358                                         }
1359                                 }
1360                         }
1361                 }
1362
1363         } catch (e) {
1364                 console.warn("headlines_scroll_handler: " + e);
1365         }
1366 }
1367
1368 function openNextUnreadFeed() {
1369         try {
1370                 var is_cat = activeFeedIsCat();
1371                 var nuf = getNextUnreadFeed(getActiveFeedId(), is_cat);
1372                 if (nuf) viewfeed({feed: nuf, is_cat: is_cat});
1373         } catch (e) {
1374                 exception_error("openNextUnreadFeed", e);
1375         }
1376 }
1377
1378 function catchupBatchedArticles() {
1379         try {
1380                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent && !_catchup_request_sent) {
1381
1382                         console.log("catchupBatchedArticles: working");
1383
1384                         // make a copy of the array
1385                         var batch = catchup_id_batch.slice();
1386                         var query = "?op=rpc&method=catchupSelected" +
1387                                 "&cmode=0&ids=" + param_escape(batch.toString());
1388
1389                         console.log(query);
1390
1391                         _catchup_request_sent = true;
1392
1393                         new Ajax.Request("backend.php", {
1394                                 parameters: query,
1395                                 onComplete: function(transport) {
1396                                         handle_rpc_json(transport);
1397
1398                                         _catchup_request_sent = false;
1399
1400                                         reply = JSON.parse(transport.responseText);
1401                                         var batch = reply.ids;
1402
1403                                         batch.each(function(id) {
1404                                                 console.log(id);
1405                                                 var elem = $("RROW-" + id);
1406                                                 if (elem) elem.removeClassName("Unread");
1407                                                 catchup_id_batch.remove(id);
1408                                         });
1409
1410                                         updateFloatingTitle(true);
1411
1412                                 } });
1413                 }
1414
1415         } catch (e) {
1416                 exception_error("catchupBatchedArticles", e);
1417         }
1418 }
1419
1420 function catchupRelativeToArticle(below, id) {
1421
1422         try {
1423
1424                 if (!id) id = getActiveArticleId();
1425
1426                 if (!id) {
1427                         alert(__("No article is selected."));
1428                         return;
1429                 }
1430
1431                 var visible_ids = getVisibleArticleIds();
1432
1433                 var ids_to_mark = new Array();
1434
1435                 if (!below) {
1436                         for (var i = 0; i < visible_ids.length; i++) {
1437                                 if (visible_ids[i] != id) {
1438                                         var e = $("RROW-" + visible_ids[i]);
1439
1440                                         if (e && e.hasClassName("Unread")) {
1441                                                 ids_to_mark.push(visible_ids[i]);
1442                                         }
1443                                 } else {
1444                                         break;
1445                                 }
1446                         }
1447                 } else {
1448                         for (var i = visible_ids.length-1; i >= 0; i--) {
1449                                 if (visible_ids[i] != id) {
1450                                         var e = $("RROW-" + visible_ids[i]);
1451
1452                                         if (e && e.hasClassName("Unread")) {
1453                                                 ids_to_mark.push(visible_ids[i]);
1454                                         }
1455                                 } else {
1456                                         break;
1457                                 }
1458                         }
1459                 }
1460
1461                 if (ids_to_mark.length == 0) {
1462                         alert(__("No articles found to mark"));
1463                 } else {
1464                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1465
1466                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1467
1468                                 for (var i = 0; i < ids_to_mark.length; i++) {
1469                                         var e = $("RROW-" + ids_to_mark[i]);
1470                                         e.removeClassName("Unread");
1471                                 }
1472
1473                                 var query = "?op=rpc&method=catchupSelected" +
1474                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1475
1476                                 new Ajax.Request("backend.php", {
1477                                         parameters: query,
1478                                         onComplete: function(transport) {
1479                                                 handle_rpc_json(transport);
1480                                         } });
1481
1482                         }
1483                 }
1484
1485         } catch (e) {
1486                 exception_error("catchupRelativeToArticle", e);
1487         }
1488 }
1489
1490 function cdmCollapseArticle(event, id, unmark) {
1491         try {
1492                 if (unmark == undefined) unmark = true;
1493
1494                 var row = $("RROW-" + id);
1495                 var elem = $("CICD-" + id);
1496
1497                 if (elem && row) {
1498                         var collapse = $$("div#RROW-" + id +
1499                                 " span[class='collapseBtn']")[0];
1500
1501                         Element.hide(elem);
1502                         Element.show("CEXC-" + id);
1503                         Element.hide(collapse);
1504
1505                         if (unmark) {
1506                                 row.removeClassName("active");
1507
1508                                 markHeadline(id, false);
1509
1510                                 if (id == getActiveArticleId()) {
1511                                         setActiveArticleId(0);
1512                                 }
1513
1514                                 updateSelectedPrompt();
1515                         }
1516
1517                         if (event) Event.stop(event);
1518
1519                         PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
1520
1521                         if (row.offsetTop < $("headlines-frame").scrollTop)
1522                                 scrollToRowId(row.id);
1523
1524                         $("floatingTitle").style.visibility = "hidden";
1525                         $("floatingTitle").setAttribute("rowid", false);
1526                 }
1527
1528         } catch (e) {
1529                 exception_error("cdmCollapseArticle", e);
1530         }
1531 }
1532
1533 function cdmExpandArticle(id, noexpand) {
1534         try {
1535                 console.log("cdmExpandArticle " + id);
1536
1537                 if (!$("RROW-" + id)) return false;
1538
1539                 var oldrow = $("RROW-" + getActiveArticleId());
1540
1541                 var elem = $("CICD-" + getActiveArticleId());
1542
1543                 if (id == getActiveArticleId() && Element.visible(elem))
1544                         return true;
1545
1546                 selectArticles("none");
1547
1548                 var old_offset = $("RROW-" + id).offsetTop;
1549
1550                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1551                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1552                                 " span[class='collapseBtn']")[0];
1553
1554                         Element.hide(elem);
1555                         Element.show("CEXC-" + getActiveArticleId());
1556                         Element.hide(collapse);
1557                 }
1558
1559                 if (oldrow) oldrow.removeClassName("active");
1560
1561                 setActiveArticleId(id);
1562
1563                 elem = $("CICD-" + id);
1564
1565                 var collapse = $$("div#RROW-" + id +
1566                                 " span[class='collapseBtn']")[0];
1567
1568                 var cencw = $("CENCW-" + id);
1569
1570                 if (!Element.visible(elem) && !noexpand) {
1571                         if (cencw) {
1572                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1573                                 cencw.setAttribute('id', '');
1574                                 Element.show(cencw);
1575                         }
1576
1577                         Element.show(elem);
1578                         Element.hide("CEXC-" + id);
1579                         Element.show(collapse);
1580                 }
1581
1582                 var new_offset = $("RROW-" + id).offsetTop;
1583
1584                 if (old_offset > new_offset)
1585                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1586
1587                 if (!noexpand) {
1588                         if (catchup_id_batch.indexOf(id) == -1)
1589                                 catchup_id_batch.push(id);
1590
1591                         catchupCurrentBatchIfNeeded();
1592                 }
1593
1594                 toggleSelected(id);
1595                 $("RROW-" + id).addClassName("active");
1596
1597                 PluginHost.run(PluginHost.HOOK_ARTICLE_EXPANDED, id);
1598
1599         } catch (e) {
1600                 exception_error("cdmExpandArticle", e);
1601         }
1602
1603         return false;
1604 }
1605
1606 function getArticleUnderPointer() {
1607         return post_under_pointer;
1608 }
1609
1610 function scrollArticle(offset) {
1611         try {
1612                 if (!isCdmMode()) {
1613                         var ci = $("content-insert");
1614                         if (ci) {
1615                                 ci.scrollTop += offset;
1616                         }
1617                 } else {
1618                         var hi = $("headlines-frame");
1619                         if (hi) {
1620                                 hi.scrollTop += offset;
1621                         }
1622
1623                 }
1624         } catch (e) {
1625                 exception_error("scrollArticle", e);
1626         }
1627 }
1628
1629 function show_labels_in_headlines(transport) {
1630         try {
1631                 var data = JSON.parse(transport.responseText);
1632
1633                 if (data) {
1634                         data['info-for-headlines'].each(function(elem) {
1635                                 $$(".HLLCTR-" + elem.id).each(function(ctr) {
1636                                         ctr.innerHTML = elem.labels;
1637                                 });
1638                         });
1639                 }
1640         } catch (e) {
1641                 exception_error("show_labels_in_headlines", e);
1642         }
1643 }
1644
1645 function dismissArticle(id) {
1646         try {
1647                 var elem = $("RROW-" + id);
1648
1649                 if (!elem) return;
1650
1651                 toggleUnread(id, 0, true);
1652
1653                 new Effect.Fade(elem, {duration : 0.5});
1654
1655                 // Remove the content, too
1656                 var elem_content = $("CICD-" + id);
1657                 if (elem_content) {
1658                         Element.remove(elem_content);
1659                 }
1660
1661                 if (id == getActiveArticleId()) {
1662                         setActiveArticleId(0);
1663                 }
1664
1665         } catch (e) {
1666                 exception_error("dismissArticle", e);
1667         }
1668 }
1669
1670 function dismissSelectedArticles() {
1671         try {
1672
1673                 var ids = getVisibleArticleIds();
1674                 var tmp = [];
1675                 var sel = [];
1676
1677                 for (var i = 0; i < ids.length; i++) {
1678                         var elem = $("RROW-" + ids[i]);
1679
1680                         if (elem.className && elem.hasClassName("Selected") &&
1681                                         ids[i] != getActiveArticleId()) {
1682                                 new Effect.Fade(elem, {duration : 0.5});
1683                                 sel.push(ids[i]);
1684
1685                                 // Remove the content, too
1686                                 var elem_content = $("CICD-" + ids[i]);
1687                                 if (elem_content) {
1688                                         Element.remove(elem_content);
1689                                 }
1690                         } else {
1691                                 tmp.push(ids[i]);
1692                         }
1693                 }
1694
1695                 if (sel.length > 0)
1696                         selectionToggleUnread(false);
1697
1698
1699         } catch (e) {
1700                 exception_error("dismissSelectedArticles", e);
1701         }
1702 }
1703
1704 function dismissReadArticles() {
1705         try {
1706
1707                 var ids = getVisibleArticleIds();
1708                 var tmp = [];
1709
1710                 for (var i = 0; i < ids.length; i++) {
1711                         var elem = $("RROW-" + ids[i]);
1712
1713                         if (elem.className && !elem.hasClassName("Unread") &&
1714                                         !elem.hasClassName("Selected")) {
1715
1716                                 new Effect.Fade(elem, {duration : 0.5});
1717
1718                                 // Remove the content, too
1719                                 var elem_content = $("CICD-" + ids[i]);
1720                                 if (elem_content) {
1721                                         Element.remove(elem_content);
1722                                 }
1723                         } else {
1724                                 tmp.push(ids[i]);
1725                         }
1726                 }
1727
1728         } catch (e) {
1729                 exception_error("dismissReadArticles", e);
1730         }
1731 }
1732
1733 // we don't really hide rows anymore
1734 function getVisibleArticleIds() {
1735         return getLoadedArticleIds();
1736
1737         /*var ids = [];
1738
1739         try {
1740
1741                 getLoadedArticleIds().each(function(id) {
1742                         var elem = $("RROW-" + id);
1743                         if (elem && Element.visible(elem))
1744                                 ids.push(id);
1745                         });
1746
1747         } catch (e) {
1748                 exception_error("getVisibleArticleIds", e);
1749         }
1750
1751         return ids; */
1752 }
1753
1754 function cdmClicked(event, id) {
1755         try {
1756                 //var shift_key = event.shiftKey;
1757
1758                 if (!event.ctrlKey && !event.metaKey) {
1759
1760                         if (!getInitParam("cdm_expanded")) {
1761                                 return cdmExpandArticle(id);
1762                         } else {
1763
1764                                 var elem = $("RROW-" + getActiveArticleId());
1765
1766                                 if (elem) elem.removeClassName("active");
1767
1768                                 selectArticles("none");
1769                                 toggleSelected(id);
1770
1771                                 var elem = $("RROW-" + id);
1772                                 var article_is_unread = elem.hasClassName("Unread");
1773
1774                                 elem.removeClassName("Unread");
1775                                 elem.addClassName("active");
1776
1777                                 setActiveArticleId(id);
1778
1779                                 if (article_is_unread) {
1780                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1781                                         updateFloatingTitle(true);
1782                                 }
1783
1784                                 var query = "?op=rpc&method=catchupSelected" +
1785                                         "&cmode=0&ids=" + param_escape(id);
1786
1787                                 new Ajax.Request("backend.php", {
1788                                         parameters: query,
1789                                         onComplete: function(transport) {
1790                                                 handle_rpc_json(transport);
1791                                         } });
1792
1793                                 return !event.shiftKey;
1794                         }
1795
1796                 } else if (event.target.parents(".cdmHeader").length > 0) {
1797
1798                         toggleSelected(id, true);
1799
1800                         var elem = $("RROW-" + id);
1801                         var article_is_unread = elem.hasClassName("Unread");
1802
1803                         if (article_is_unread) {
1804                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1805                         }
1806
1807                         toggleUnread(id, 0, false);
1808
1809                         openArticleInNewWindow(id);
1810                 }
1811
1812                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1813                 request_counters(unread_in_buffer == 0);
1814
1815         } catch (e) {
1816                 exception_error("cdmClicked");
1817         }
1818
1819         return false;
1820 }
1821
1822 function hlClicked(event, id) {
1823         try {
1824                 if (event.which == 2) {
1825                         view(id);
1826                         return true;
1827                 } else if (event.ctrlKey || event.metaKey) {
1828                         toggleSelected(id, true);
1829                         toggleUnread(id, 0, false);
1830                         openArticleInNewWindow(id);
1831                         return false;
1832                 } else {
1833                         view(id);
1834                         return false;
1835                 }
1836
1837         } catch (e) {
1838                 exception_error("hlClicked");
1839         }
1840 }
1841
1842 function getFirstVisibleHeadlineId() {
1843         var rows = getVisibleArticleIds();
1844         return rows[0];
1845
1846 }
1847
1848 function getLastVisibleHeadlineId() {
1849         var rows = getVisibleArticleIds();
1850         return rows[rows.length-1];
1851 }
1852
1853 function openArticleInNewWindow(id) {
1854         toggleUnread(id, 0, false);
1855         window.open("backend.php?op=article&method=redirect&id=" + id);
1856 }
1857
1858 function isCdmMode() {
1859         return getInitParam("combined_display_mode");
1860 }
1861
1862 function markHeadline(id, marked) {
1863         if (marked == undefined) marked = true;
1864
1865         var row = $("RROW-" + id);
1866         if (row) {
1867                 var check = dijit.getEnclosingWidget(
1868                                 row.getElementsByClassName("rchk")[0]);
1869
1870                 if (check) {
1871                         check.attr("checked", marked);
1872                 }
1873
1874                 if (marked)
1875                         row.addClassName("Selected");
1876                 else
1877                         row.removeClassName("Selected");
1878         }
1879 }
1880
1881 function getRelativePostIds(id, limit) {
1882
1883         var tmp = [];
1884
1885         try {
1886
1887                 if (!limit) limit = 6; //3
1888
1889                 var ids = getVisibleArticleIds();
1890
1891                 for (var i = 0; i < ids.length; i++) {
1892                         if (ids[i] == id) {
1893                                 for (var k = 1; k <= limit; k++) {
1894                                         //if (i > k-1) tmp.push(ids[i-k]);
1895                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1896                                 }
1897                                 break;
1898                         }
1899                 }
1900
1901         } catch (e) {
1902                 exception_error("getRelativePostIds", e);
1903         }
1904
1905         return tmp;
1906 }
1907
1908 function correctHeadlinesOffset(id) {
1909
1910         try {
1911
1912                 var container = $("headlines-frame");
1913                 var row = $("RROW-" + id);
1914
1915                 if (!container || !row) return;
1916
1917                 var viewport = container.offsetHeight;
1918
1919                 var rel_offset_top = row.offsetTop - container.scrollTop;
1920                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1921
1922                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1923                 //console.log("Vport: " + viewport);
1924
1925                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1926                         container.scrollTop = row.offsetTop;
1927                 } else if (rel_offset_bottom > viewport) {
1928
1929                         /* doesn't properly work with Opera in some cases because
1930                                 Opera fucks up element scrolling */
1931
1932                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1933                 }
1934
1935         } catch (e) {
1936                 exception_error("correctHeadlinesOffset", e);
1937         }
1938
1939 }
1940
1941 function headlineActionsChange(elem) {
1942         try {
1943                 eval(elem.value);
1944                 elem.attr('value', 'false');
1945         } catch (e) {
1946                 exception_error("headlineActionsChange", e);
1947         }
1948 }
1949
1950 function closeArticlePanel() {
1951
1952         if (dijit.byId("content-insert"))
1953                 dijit.byId("headlines-wrap-inner").removeChild(
1954                         dijit.byId("content-insert"));
1955 }
1956
1957 function initFloatingMenu() {
1958         try {
1959                 if (dijit.byId("floatingMenu"))
1960                         dijit.byId("floatingMenu").destroyRecursive();
1961
1962                         var menu = new dijit.Menu({
1963                                 id: "floatingMenu",
1964                                 targetNodeIds: ["floatingTitle"]
1965                         });
1966
1967                         var id = $("floatingTitle").getAttribute("rowid").replace("RROW-", "");
1968
1969                         headlinesMenuCommon(menu, id);
1970
1971                         menu.startup();
1972         } catch (e) {
1973                 exception_error("initFloatingMenu", e);
1974         }
1975 }
1976
1977 function headlinesMenuCommon(menu, base_id) {
1978         try {
1979
1980                 menu.addChild(new dijit.MenuItem({
1981                         label: __("Open original article"),
1982                         onClick: function(event) {
1983                                 openArticleInNewWindow(base_id ? base_id : this.getParent().callerRowId);
1984                         }}));
1985
1986                 menu.addChild(new dijit.MenuItem({
1987                         label: __("Display article URL"),
1988                         onClick: function(event) {
1989                                 displayArticleUrl(base_id ? base_id : this.getParent().callerRowId);
1990                         }}));
1991
1992                 menu.addChild(new dijit.MenuSeparator());
1993
1994                 menu.addChild(new dijit.MenuItem({
1995                         label: __("Toggle unread"),
1996                         onClick: function(event) {
1997                                 var ids = getSelectedArticleIds2();
1998                                 // cast to string
1999                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
2000                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2001
2002                                 selectionToggleUnread(undefined, false, true, ids);
2003                                 }}));
2004
2005                 menu.addChild(new dijit.MenuItem({
2006                         label: __("Toggle starred"),
2007                         onClick: function(event) {
2008                                 var ids = getSelectedArticleIds2();
2009                                 // cast to string
2010                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
2011                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2012
2013                                 selectionToggleMarked(undefined, false, true, ids);
2014                                 }}));
2015
2016                 menu.addChild(new dijit.MenuItem({
2017                         label: __("Toggle published"),
2018                         onClick: function(event) {
2019                                 var ids = getSelectedArticleIds2();
2020                                 // cast to string
2021                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
2022                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2023
2024                                 selectionTogglePublished(undefined, false, true, ids);
2025                                 }}));
2026
2027                 menu.addChild(new dijit.MenuSeparator());
2028
2029                 menu.addChild(new dijit.MenuItem({
2030                         label: __("Mark above as read"),
2031                         onClick: function(event) {
2032                                 catchupRelativeToArticle(0, base_id ? base_id : this.getParent().callerRowId);
2033                                 }}));
2034
2035                 menu.addChild(new dijit.MenuItem({
2036                         label: __("Mark below as read"),
2037                         onClick: function(event) {
2038                                 catchupRelativeToArticle(1, base_id ? base_id : this.getParent().callerRowId);
2039                                 }}));
2040
2041
2042                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
2043
2044                 if (labels) {
2045
2046                         menu.addChild(new dijit.MenuSeparator());
2047
2048                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
2049                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
2050
2051                         labels.each(function(label) {
2052                                 var id = label.id[0];
2053                                 var bare_id = id.substr(id.indexOf(":")+1);
2054                                 var name = label.name[0];
2055
2056                                 bare_id = feed_to_label_id(bare_id);
2057
2058                                 labelAddMenu.addChild(new dijit.MenuItem({
2059                                         label: name,
2060                                         labelId: bare_id,
2061                                         onClick: function(event) {
2062                                                 var ids = getSelectedArticleIds2();
2063                                                 // cast to string
2064                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2065
2066                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2067
2068                                                 selectionAssignLabel(this.labelId, ids);
2069                                 }}));
2070
2071                                 labelDelMenu.addChild(new dijit.MenuItem({
2072                                         label: name,
2073                                         labelId: bare_id,
2074                                         onClick: function(event) {
2075                                                 var ids = getSelectedArticleIds2();
2076                                                 // cast to string
2077                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2078
2079                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2080
2081                                                 selectionRemoveLabel(this.labelId, ids);
2082                                 }}));
2083
2084                         });
2085
2086                         menu.addChild(new dijit.PopupMenuItem({
2087                                 label: __("Assign label"),
2088                                 popup: labelAddMenu
2089                         }));
2090
2091                         menu.addChild(new dijit.PopupMenuItem({
2092                                 label: __("Remove label"),
2093                                 popup: labelDelMenu
2094                         }));
2095
2096                 }
2097
2098
2099         } catch (e) {
2100                 exception_error("headlinesMenuCommon", e);
2101         }
2102 }
2103
2104 function initHeadlinesMenu() {
2105         try {
2106                 if (dijit.byId("headlinesMenu"))
2107                         dijit.byId("headlinesMenu").destroyRecursive();
2108
2109                 var ids = [];
2110
2111                 if (!isCdmMode()) {
2112                         nodes = $$("#headlines-frame > div[id*=RROW]");
2113                 } else {
2114                         nodes = $$("#headlines-frame span[id*=RTITLE]");
2115                 }
2116
2117                 nodes.each(function(node) {
2118                         ids.push(node.id);
2119                 });
2120
2121                 var menu = new dijit.Menu({
2122                         id: "headlinesMenu",
2123                         targetNodeIds: ids
2124                 });
2125
2126                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
2127                         var callerNode = event.target, match = null, tries = 0;
2128
2129                         while (match == null && callerNode && tries <= 3) {
2130                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2131                                 callerNode = callerNode.parentNode;
2132                                 ++tries;
2133                         }
2134
2135                         if (match) this.callerRowId = parseInt(match[1]);
2136
2137                 });
2138
2139                 headlinesMenuCommon(menu, false);
2140
2141                 menu.startup();
2142
2143                 /* vgroup feed title menu */
2144
2145                 var nodes = $$("#headlines-frame > div[class='cdmFeedTitle']");
2146                 var ids = [];
2147
2148                 nodes.each(function(node) {
2149                         ids.push(node.id);
2150                 });
2151
2152                 if (ids.length > 0) {
2153                         if (dijit.byId("headlinesFeedTitleMenu"))
2154                                 dijit.byId("headlinesFeedTitleMenu").destroyRecursive();
2155
2156                         var menu = new dijit.Menu({
2157                                 id: "headlinesFeedTitleMenu",
2158                                 targetNodeIds: ids
2159                         });
2160
2161                         var tmph = dojo.connect(menu, '_openMyself', function (event) {
2162                                 var callerNode = event.target, match = null, tries = 0;
2163
2164                                 while (match == null && callerNode && tries <= 3) {
2165                                         console.log(callerNode.id);
2166
2167                                         match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2168                                         callerNode = callerNode.parentNode;
2169                                         ++tries;
2170
2171                                         console.log(match[1]);
2172                                 }
2173
2174                                 if (match) this.callerRowId = parseInt(match[1]);
2175
2176                         });
2177
2178                         menu.addChild(new dijit.MenuItem({
2179                                 label: __("Select articles in group"),
2180                                 onClick: function(event) {
2181                                         selectArticles("all",
2182                                                 "#headlines-frame > div[id*=RROW]"+
2183                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2184
2185                                 }}));
2186
2187                         menu.addChild(new dijit.MenuItem({
2188                                 label: __("Mark group as read"),
2189                                 onClick: function(event) {
2190                                         selectArticles("none");
2191                                         selectArticles("all",
2192                                                 "#headlines-frame > div[id*=RROW]"+
2193                                                 "[orig-feed-id='"+menu.callerRowId+"']");
2194
2195                                         catchupSelection();
2196                                 }}));
2197
2198
2199                         menu.addChild(new dijit.MenuItem({
2200                                 label: __("Mark feed as read"),
2201                                 onClick: function(event) {
2202                                         catchupFeedInGroup(menu.callerRowId);
2203                                 }}));
2204
2205                         menu.addChild(new dijit.MenuItem({
2206                                 label: __("Edit feed"),
2207                                 onClick: function(event) {
2208                                         editFeed(menu.callerRowId);
2209                                 }}));
2210
2211                         menu.startup();
2212
2213                 }
2214
2215         } catch (e) {
2216                 exception_error("initHeadlinesMenu", e);
2217         }
2218 }
2219
2220 function cache_set(id, obj) {
2221         //console.log("cache_set: " + id);
2222         if (has_storage)
2223                 try {
2224                         sessionStorage[id] = obj;
2225                 } catch (e) {
2226                         sessionStorage.clear();
2227                 }
2228 }
2229
2230 function cache_get(id) {
2231         if (has_storage)
2232                 return sessionStorage[id];
2233 }
2234
2235 function cache_clear() {
2236         if (has_storage)
2237                 sessionStorage.clear();
2238 }
2239
2240 function cache_delete(id) {
2241         if (has_storage)
2242                 sessionStorage.removeItem(id);
2243 }
2244
2245 function cancelSearch() {
2246         try {
2247                 _search_query = "";
2248                 viewCurrentFeed();
2249         } catch (e) {
2250                 exception_error("cancelSearch", e);
2251         }
2252 }
2253
2254 function setSelectionScore() {
2255         try {
2256                 var ids = getSelectedArticleIds2();
2257
2258                 if (ids.length > 0) {
2259                         console.log(ids);
2260
2261                         var score = prompt(__("Please enter new score for selected articles:"), score);
2262
2263                         if (score != undefined) {
2264                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2265                                         "&score=" + param_escape(score);
2266
2267                                 new Ajax.Request("backend.php", {
2268                                         parameters: query,
2269                                         onComplete: function(transport) {
2270                                                 var reply = JSON.parse(transport.responseText);
2271                                                 if (reply) {
2272                                                         console.log(ids);
2273
2274                                                         ids.each(function(id) {
2275                                                                 var row = $("RROW-" + id);
2276
2277                                                                 if (row) {
2278                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2279
2280                                                                         if (pic) {
2281                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2282                                                                                         reply["score_pic"]);
2283                                                                                 pic.setAttribute("score", score);
2284                                                                         }
2285                                                                 }
2286                                                         });
2287                                                 }
2288                                         } });
2289                         }
2290
2291                 } else {
2292                         alert(__("No articles are selected."));
2293                 }
2294         } catch (e) {
2295                 exception_error("setSelectionScore", e);
2296         }
2297 }
2298
2299 function updateScore(id) {
2300         try {
2301                 var pic = $$("#RROW-" + id + " .hlScorePic")[0];
2302
2303                 if (pic) {
2304
2305                         var query = "op=article&method=getScore&id=" + param_escape(id);
2306
2307                         new Ajax.Request("backend.php", {
2308                                 parameters: query,
2309                                 onComplete: function(transport) {
2310                                         console.log(transport.responseText);
2311
2312                                         var reply = JSON.parse(transport.responseText);
2313
2314                                         if (reply) {
2315                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2316                                                 pic.setAttribute("score", reply["score"]);
2317                                                 pic.setAttribute("title", reply["score"]);
2318                                         }
2319                                 } });
2320                 }
2321
2322         } catch (e) {
2323                 exception_error("updateScore", e);
2324         }
2325 }
2326
2327 function changeScore(id, pic) {
2328         try {
2329                 var score = pic.getAttribute("score");
2330
2331                 var new_score = prompt(__("Please enter new score for this article:"), score);
2332
2333                 if (new_score != undefined) {
2334
2335                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2336                                 "&score=" + param_escape(new_score);
2337
2338                         new Ajax.Request("backend.php", {
2339                                 parameters: query,
2340                                 onComplete: function(transport) {
2341                                         var reply = JSON.parse(transport.responseText);
2342
2343                                         if (reply) {
2344                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2345                                                 pic.setAttribute("score", new_score);
2346                                                 pic.setAttribute("title", new_score);
2347                                         }
2348                                 } });
2349                 }
2350         } catch (e) {
2351                 exception_error("changeScore", e);
2352         }
2353 }
2354
2355 function displayArticleUrl(id) {
2356         try {
2357                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2358
2359                         new Ajax.Request("backend.php", {
2360                                 parameters: query,
2361                                 onComplete: function(transport) {
2362                                         var reply = JSON.parse(transport.responseText);
2363
2364                                         if (reply && reply.link) {
2365                                                 prompt(__("Article URL:"), reply.link);
2366                                         }
2367                                 } });
2368         } catch (e) {
2369                 exception_error("changeScore", e);
2370         }
2371 }
2372
2373 function scrollToRowId(id) {
2374         try {
2375                 var row = $(id);
2376
2377                 if (row)
2378                         $("headlines-frame").scrollTop = row.offsetTop - 4;
2379
2380         } catch (e) {
2381                 exception_error("scrollToRowId", e);
2382         }
2383 }
2384
2385 function updateFloatingTitle(unread_only) {
2386         try {
2387                 if (!isCdmMode()) return;
2388
2389                 var hf = $("headlines-frame");
2390
2391                 var elems = $$("#headlines-frame > div[id*=RROW]");
2392
2393                 for (var i = 0; i < elems.length; i++) {
2394
2395                         var child = elems[i];
2396
2397                         if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
2398
2399                                 var header = child.getElementsByClassName("cdmHeader")[0];
2400
2401                                 if (unread_only || child.id != $("floatingTitle").getAttribute("rowid")) {
2402                                         if (child.id != $("floatingTitle").getAttribute("rowid")) {
2403                                                 $("floatingTitle").setAttribute("rowid", child.id);
2404                                                 $("floatingTitle").innerHTML = header.innerHTML;
2405                                                 $("floatingTitle").firstChild.innerHTML = "<img class='anchor markedPic' src='images/page_white_go.png' onclick=\"scrollToRowId('"+child.id+"')\">" + $("floatingTitle").firstChild.innerHTML;
2406
2407                                                 initFloatingMenu();
2408
2409                                                 var cb = $$("#floatingTitle .dijitCheckBox")[0];
2410
2411                                                 if (cb)
2412                                                         cb.parentNode.removeChild(cb);
2413                                         }
2414
2415                                         if (child.hasClassName("Unread"))
2416                                                 $("floatingTitle").addClassName("Unread");
2417                                         else
2418                                                 $("floatingTitle").removeClassName("Unread");
2419
2420                                         PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
2421                                 }
2422
2423                                 $("floatingTitle").style.marginRight = hf.offsetWidth - child.offsetWidth + "px";
2424                                 if (header.offsetTop + header.offsetHeight < hf.scrollTop + $("floatingTitle").offsetHeight - 5 &&
2425                                     child.offsetTop + child.offsetHeight >= hf.scrollTop + $("floatingTitle").offsetHeight - 5)
2426                                         $("floatingTitle").style.visibility = "visible";
2427                                 else
2428                                         $("floatingTitle").style.visibility = "hidden";
2429
2430                                 return;
2431
2432                         }
2433                 }
2434
2435         } catch (e) {
2436                 exception_error("updateFloatingTitle", e);
2437         }
2438 }
2439
2440 function catchupCurrentBatchIfNeeded() {
2441         if (catchup_id_batch.length > 0) {
2442                 window.clearTimeout(catchup_timeout_id);
2443                 catchup_timeout_id = window.setTimeout('catchupBatchedArticles()', 1000);
2444
2445                 if (catchup_id_batch.length >= 10) {
2446                         catchupBatchedArticles();
2447                 }
2448         }
2449 }
2450
2451 function cdmFooterClick(event) {
2452         event.stopPropagation();
2453 }