js/viewfeed.js

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