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
  17 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  18
  19 function headlines_callback2(transport, offset, background, infscroll_req) {
  20         try {
  21                 handle_rpc_json(transport);
  22
  23                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  24
  25                 var is_cat = false;
  26                 var feed_id = false;
  27
  28                 var reply = false;
  29
  30                 try {
  31                         reply = JSON.parse(transport.responseText);
  32                 } catch (e) {
  33                         console.error(e);
  34                 }
  35
  36                 if (reply) {
  37
  38                         is_cat = reply['headlines']['is_cat'];
  39                         feed_id = reply['headlines']['id'];
  40
  41                         if (background) {
  42                                 var content = reply['headlines']['content'];
  43
  44                                 content = content + "<div id='headlines-spacer'></div>";
  45                                 return;
  46                         }
  47
  48                         if (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat())
  49                                 return;
  50
  51                         /* dijit.getEnclosingWidget(
  52                                 document.forms["main_toolbar_form"].update).attr('disabled',
  53                                         is_cat || feed_id <= 0); */
  54
  55                         try {
  56                                 if (infscroll_req == false) {
  57                                         $("headlines-frame").scrollTop = 0;
  58                                 }
  59                         } catch (e) { };
  60
  61                         $("headlines-frame").removeClassName("cdm");
  62                         $("headlines-frame").removeClassName("normal");
  63
  64                         $("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
  65
  66                         var headlines_count = reply['headlines-info']['count'];
  67
  68                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  69
  70                         if (parseInt(headlines_count) < 30) {
  71                                 _infscroll_disable = 1;
  72                         } else {
  73                                 _infscroll_disable = 0;
  74                         }
  75
  76                         var counters = reply['counters'];
  77                         var articles = reply['articles'];
  78                         //var runtime_info = reply['runtime-info'];
  79
  80                         if (infscroll_req == false) {
  81                                 loaded_article_ids = [];
  82
  83                                 dijit.byId("headlines-frame").attr('content',
  84                                         reply['headlines']['content']);
  85
  86                                 dijit.byId("headlines-toolbar").attr('content',
  87                                         reply['headlines']['toolbar']);
  88
  89                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  90                                         if (loaded_article_ids.indexOf(row.id) != -1) {
  91                                                 row.parentNode.removeChild(row);
  92                                         } else {
  93                                                 loaded_article_ids.push(row.id);
  94                                         }
  95                                 });
  96
  97                                 var hsp = $("headlines-spacer");
  98                                 if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
  99                                 dijit.byId('headlines-frame').domNode.appendChild(hsp);
 100
 101                                 initHeadlinesMenu();
 102
 103                                 if (_search_query) {
 104                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 105                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 106                                                 "</span>";
 107                                 }
 108
 109                         } else {
 110
 111                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 112                                         console.log("adding some more headlines: " + headlines_count);
 113
 114                                         var c = dijit.byId("headlines-frame");
 115                                         var ids = getSelectedArticleIds2();
 116                                         var new_elems = [];
 117
 118                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 119
 120                                         var hsp = $("headlines-spacer");
 121
 122                                         if (hsp)
 123                                                 c.domNode.removeChild(hsp);
 124
 125                                         $$("#headlines-tmp > div").each(function(row) {
 126                                                 if (row.className == 'cdmFeedTitle') {
 127                                                         row.style.display = 'none';
 128                                                         c.domNode.appendChild(row);
 129                                                         new_elems.push(row);
 130                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 131                                                         row.style.display = 'none';
 132                                                         c.domNode.appendChild(row);
 133                                                         new_elems.push(row);
 134                                                         loaded_article_ids.push(row.id);
 135                                                 } else {
 136                                                         row.parentNode.removeChild(row);
 137                                                 }
 138                                         });
 139
 140                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 141
 142                                         if (getInitParam("cdm_auto_catchup") == 1) {
 143                                                 c.domNode.appendChild(hsp);
 144                                         }
 145
 146                                         console.log("added " + new_elems.size() + " headlines");
 147
 148                                         if (new_elems.size() == 0)
 149                                                 _infscroll_disable = true;
 150
 151                                         console.log("restore selected ids: " + ids);
 152
 153                                         for (var i = 0; i < ids.length; i++) {
 154                                                 markHeadline(ids[i]);
 155                                         }
 156
 157                                         initHeadlinesMenu();
 158
 159                                         new_elems.each(function(child) {
 160                                                 dojo.parser.parse(child);
 161
 162                                                 if (!Element.visible(child))
 163                                                         new Effect.Appear(child, { duration : 0.5 });
 164                                         });
 165
 166                                 } else {
 167                                         console.log("no new headlines received");
 168
 169                                         var hsp = $("headlines-spacer");
 170
 171                                         if (hsp) hsp.innerHTML = "";
 172                                 }
 173                         }
 174
 175                         if (articles) {
 176                                 for (var i = 0; i < articles.length; i++) {
 177                                         var a_id = articles[i]['id'];
 178                                         cache_set("article:" + a_id, articles[i]['content']);
 179                                 }
 180                         } else {
 181                                 console.log("no cached articles received");
 182                         }
 183
 184                         if (counters)
 185                                 parse_counters(counters);
 186                         else
 187                                 request_counters(true);
 188
 189                 } else if (transport.responseText) {
 190                         console.error("Invalid object received: " + transport.responseText);
 191                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 192                                         __('Could not update headlines (invalid object received - see error console for details)') +
 193                                         "</div>");
 194                 } else {
 195                         //notify_error("Error communicating with server.");
 196                         Element.show(dijit.byId("net-alert").domNode);
 197                 }
 198
 199                 _infscroll_request_sent = 0;
 200                 _last_headlines_update = new Date().getTime();
 201
 202                 unpackVisibleHeadlines();
 203
 204                 // if we have some more space in the buffer, why not try to fill it
 205
 206                 if (!_infscroll_disable && $("headlines-spacer") &&
 207                                 $("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 208
 209                         window.setTimeout(function() {
 210                                 loadMoreHeadlines();
 211                         }, 250);
 212                 }
 213
 214                 notify("");
 215
 216         } catch (e) {
 217                 exception_error("headlines_callback2", e, transport);
 218         }
 219 }
 220
 221 function render_article(article) {
 222         try {
 223                 dijit.byId("headlines-wrap-inner").addChild(
 224                                 dijit.byId("content-insert"));
 225
 226                 var c = dijit.byId("content-insert");
 227
 228                 try {
 229                         c.domNode.scrollTop = 0;
 230                 } catch (e) { };
 231
 232                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, article);
 233
 234                 c.attr('content', article);
 235
 236                 correctHeadlinesOffset(getActiveArticleId());
 237
 238                 try {
 239                         c.focus();
 240                 } catch (e) { };
 241
 242         } catch (e) {
 243                 exception_error("render_article", e);
 244         }
 245 }
 246
 247 function showArticleInHeadlines(id, noexpand) {
 248
 249         try {
 250                 selectArticles("none");
 251
 252                 var crow = $("RROW-" + id);
 253
 254                 if (!crow) return;
 255
 256                 var article_is_unread = crow.hasClassName("Unread");
 257
 258                 if (!noexpand)
 259                         crow.removeClassName("Unread");
 260                 crow.addClassName("active");
 261
 262                 selectArticles('none');
 263
 264                 var view_mode = false;
 265
 266                 try {
 267                         view_mode = document.forms['main_toolbar_form'].view_mode;
 268                         view_mode = view_mode[view_mode.selectedIndex].value;
 269                 } catch (e) {
 270                         //
 271                 }
 272
 273                 markHeadline(id);
 274
 275                 if (article_is_unread && !noexpand)
 276                         _force_scheduled_update = true;
 277
 278         } catch (e) {
 279                 exception_error("showArticleInHeadlines", e);
 280         }
 281 }
 282
 283 function article_callback2(transport, id) {
 284         try {
 285                 console.log("article_callback2 " + id);
 286
 287                 handle_rpc_json(transport);
 288
 289                 var reply = false;
 290
 291                 try {
 292                         reply = JSON.parse(transport.responseText);
 293                 } catch (e) {
 294                         console.error(e);
 295                 }
 296
 297                 if (reply) {
 298
 299                         reply.each(function(article) {
 300                                 if (getActiveArticleId() == article['id']) {
 301                                         render_article(article['content']);
 302                                 }
 303                                 cids_requested.remove(article['id']);
 304
 305                                 cache_set("article:" + article['id'], article['content']);
 306                         });
 307
 308 //                      if (id != last_requested_article) {
 309 //                              console.log("requested article id is out of sequence, aborting");
 310 //                              return;
 311 //                      }
 312
 313                 } else if (transport.responseText) {
 314                         console.error("Invalid object received: " + transport.responseText);
 315
 316                         render_article("<div class='whiteBox'>" +
 317                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 318                 } else {
 319                         Element.show(dijit.byId("net-alert").domNode);
 320                 }
 321
 322                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 323                 request_counters(unread_in_buffer == 0);
 324
 325                 //headlines_scroll_handler($("headlines-frame"));
 326
 327 /*              try {
 328                         if (!_infscroll_disable &&
 329                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 330
 331                                 loadMoreHeadlines();
 332                         }
 333                 } catch (e) {
 334                         console.warn(e);
 335                 } */
 336
 337                 notify("");
 338         } catch (e) {
 339                 exception_error("article_callback2", e, transport);
 340         }
 341 }
 342
 343 function view(id, activefeed, noexpand) {
 344         try {
 345                 var oldrow = $("RROW-" + getActiveArticleId());
 346                 if (oldrow) oldrow.removeClassName("active");
 347
 348                 var crow = $("RROW-" + id);
 349
 350                 if (!crow) return;
 351                 if (noexpand) {
 352                         setActiveArticleId(id);
 353                         showArticleInHeadlines(id, noexpand);
 354                         return;
 355                 }
 356
 357                 console.log("loading article: " + id);
 358
 359                 var cached_article = cache_get("article:" + id);
 360
 361                 console.log("cache check result: " + (cached_article != false));
 362
 363                 var query = "?op=article&method=view&id=" + param_escape(id);
 364
 365                 var neighbor_ids = getRelativePostIds(id);
 366
 367                 /* only request uncached articles */
 368
 369                 var cids_to_request = [];
 370
 371                 for (var i = 0; i < neighbor_ids.length; i++) {
 372                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 373                                 if (!cache_get("article:" + neighbor_ids[i])) {
 374                                         cids_to_request.push(neighbor_ids[i]);
 375                                         cids_requested.push(neighbor_ids[i]);
 376                                 }
 377                 }
 378
 379                 console.log("additional ids: " + cids_to_request.toString());
 380
 381                 query = query + "&cids=" + cids_to_request.toString();
 382
 383                 var article_is_unread = crow.hasClassName("Unread");
 384
 385                 setActiveArticleId(id);
 386                 showArticleInHeadlines(id);
 387
 388                 if (cached_article && article_is_unread) {
 389
 390                         query = query + "&mode=prefetch";
 391
 392                         render_article(cached_article);
 393
 394                 } else if (cached_article) {
 395
 396                         query = query + "&mode=prefetch_old";
 397                         render_article(cached_article);
 398
 399                         // if we don't need to request any relative ids, we might as well skip
 400                         // the server roundtrip altogether
 401                         if (cids_to_request.length == 0) {
 402
 403 /*                              try {
 404                                         if (!_infscroll_disable &&
 405                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 406
 407                                                         loadMoreHeadlines();
 408                                         }
 409                                 } catch (e) {
 410                                         console.warn(e);
 411                                 } */
 412
 413                                 //headlines_scroll_handler($("headlines-frame"));
 414
 415                                 return;
 416                         }
 417                 }
 418
 419                 last_requested_article = id;
 420
 421                 console.log(query);
 422
 423                 if (article_is_unread) {
 424                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 425                 }
 426
 427                 new Ajax.Request("backend.php", {
 428                         parameters: query,
 429                         onComplete: function(transport) {
 430                                 article_callback2(transport, id);
 431                         } });
 432
 433                 return false;
 434
 435         } catch (e) {
 436                 exception_error("view", e);
 437         }
 438 }
 439
 440 function toggleMark(id, client_only) {
 441         try {
 442                 var query = "?op=rpc&id=" + id + "&method=mark";
 443
 444                 var row = $("RROW-" + id);
 445                 if (!row) return;
 446
 447                 var imgs = row.getElementsByClassName("markedPic");
 448
 449                 for (i = 0; i < imgs.length; i++) {
 450                         var img = imgs[i];
 451
 452                         if (!row.hasClassName("marked")) {
 453                                 img.src = img.src.replace("mark_unset", "mark_set");
 454                                 img.alt = __("Unstar article");
 455                                 query = query + "&mark=1";
 456                         } else {
 457                                 img.src = img.src.replace("mark_set", "mark_unset");
 458                                 img.alt = __("Star article");
 459                                 query = query + "&mark=0";
 460                         }
 461                 }
 462
 463                 row.toggleClassName("marked");
 464
 465                 if (!client_only) {
 466                         new Ajax.Request("backend.php", {
 467                                 parameters: query,
 468                                 onComplete: function(transport) {
 469                                         handle_rpc_json(transport);
 470                                 } });
 471                 }
 472
 473         } catch (e) {
 474                 exception_error("toggleMark", e);
 475         }
 476 }
 477
 478 function togglePub(id, client_only, no_effects, note) {
 479         try {
 480                 var query = "?op=rpc&id=" + id + "&method=publ";
 481
 482                 if (note != undefined) {
 483                         query = query + "&note=" + param_escape(note);
 484                 } else {
 485                         query = query + "&note=undefined";
 486                 }
 487
 488                 var row = $("RROW-" + id);
 489                 if (!row) return;
 490
 491                 var imgs = row.getElementsByClassName("pubPic");
 492
 493                 for (i = 0; i < imgs.length; i++) {
 494                         var img = imgs[i];
 495
 496                         if (!row.hasClassName("published") || note != undefined) {
 497                                 img.src = img.src.replace("pub_unset", "pub_set");
 498                                 img.alt = __("Unpublish article");
 499                                 query = query + "&pub=1";
 500                         } else {
 501                                 img.src = img.src.replace("pub_set", "pub_unset");
 502                                 img.alt = __("Publish article");
 503                                 query = query + "&pub=0";
 504                         }
 505                 }
 506
 507                 if (note != undefined)
 508                         row.addClassName("published");
 509                 else
 510                         row.toggleClassName("published");
 511
 512                 if (!client_only) {
 513                         new Ajax.Request("backend.php", {
 514                                 parameters: query,
 515                                 onComplete: function(transport) {
 516                                         handle_rpc_json(transport);
 517                                 } });
 518                 }
 519
 520         } catch (e) {
 521                 exception_error("togglePub", e);
 522         }
 523 }
 524
 525 function moveToPost(mode, noscroll, noexpand) {
 526
 527         try {
 528
 529                 var rows = getVisibleArticleIds();
 530
 531                 var prev_id = false;
 532                 var next_id = false;
 533
 534                 if (!$('RROW-' + getActiveArticleId())) {
 535                         setActiveArticleId(0);
 536                 }
 537
 538                 if (!getActiveArticleId()) {
 539                         next_id = rows[0];
 540                         prev_id = rows[rows.length-1]
 541                 } else {
 542                         for (var i = 0; i < rows.length; i++) {
 543                                 if (rows[i] == getActiveArticleId()) {
 544
 545                                         // Account for adjacent identical article ids.
 546                                         if (i > 0) prev_id = rows[i-1];
 547
 548                                         for (var j = i+1; j < rows.length; j++) {
 549                                                 if (rows[j] != getActiveArticleId()) {
 550                                                         next_id = rows[j];
 551                                                         break;
 552                                                 }
 553                                         }
 554                                         break;
 555                                 }
 556                         }
 557                 }
 558
 559                 if (mode == "next") {
 560                         if (next_id || getActiveArticleId()) {
 561                                 if (isCdmMode()) {
 562
 563                                         var article = $("RROW-" + getActiveArticleId());
 564                                         var ctr = $("headlines-frame");
 565
 566                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 567                                                         ctr.scrollTop + ctr.offsetHeight) {
 568
 569                                                 scrollArticle(ctr.offsetHeight/4);
 570
 571                                         } else if (next_id) {
 572                                                 cdmExpandArticle(next_id, noexpand);
 573                                                 cdmScrollToArticleId(next_id, true);
 574                                         }
 575
 576                                 } else if (next_id) {
 577                                         correctHeadlinesOffset(next_id);
 578                                         view(next_id, getActiveFeedId(), noexpand);
 579                                 }
 580                         }
 581                 }
 582
 583                 if (mode == "prev") {
 584                         if (prev_id || getActiveArticleId()) {
 585                                 if (isCdmMode()) {
 586
 587                                         var article = $("RROW-" + getActiveArticleId());
 588                                         var prev_article = $("RROW-" + prev_id);
 589                                         var ctr = $("headlines-frame");
 590
 591                                         if (!getInitParam("cdm_expanded")) {
 592
 593                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 594                                                         scrollArticle(-ctr.offsetHeight/4);
 595                                                 } else {
 596                                                         cdmExpandArticle(prev_id, noexpand);
 597                                                         cdmScrollToArticleId(prev_id, true);
 598                                                 }
 599                                         } else {
 600
 601                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 602                                                         scrollArticle(-ctr.offsetHeight/3);
 603                                                 } else if (!noscroll && prev_article &&
 604                                                                 prev_article.offsetTop < ctr.scrollTop) {
 605                                                         cdmExpandArticle(prev_id, noexpand);
 606                                                         scrollArticle(-ctr.offsetHeight/4);
 607                                                 } else if (prev_id) {
 608                                                         cdmExpandArticle(prev_id, noexpand);
 609                                                         cdmScrollToArticleId(prev_id, noscroll);
 610                                                 }
 611                                         }
 612
 613                                 } else if (prev_id) {
 614                                         correctHeadlinesOffset(prev_id);
 615                                         view(prev_id, getActiveFeedId(), noexpand);
 616                                 }
 617                         }
 618                 }
 619
 620         } catch (e) {
 621                 exception_error("moveToPost", e);
 622         }
 623 }
 624
 625 function toggleSelected(id, force_on) {
 626         try {
 627                 var row = $("RROW-" + id);
 628
 629                 if (row) {
 630                         var cb = dijit.getEnclosingWidget(
 631                                         row.getElementsByClassName("rchk")[0]);
 632
 633                         if (row.hasClassName('Selected') && !force_on) {
 634                                 row.removeClassName('Selected');
 635                                 if (cb) cb.attr("checked", false);
 636                         } else {
 637                                 row.addClassName('Selected');
 638                                 if (cb) cb.attr("checked", true);
 639                         }
 640                 }
 641
 642                 updateSelectedPrompt();
 643         } catch (e) {
 644                 exception_error("toggleSelected", e);
 645         }
 646 }
 647
 648 function updateSelectedPrompt() {
 649         try {
 650                 var count = getSelectedArticleIds2().size();
 651                 var elem = $("selected_prompt");
 652
 653                 if (elem) {
 654                         elem.innerHTML = ngettext("%d article selected",
 655                                         "%d articles selected", count).replace("%d", count);
 656
 657                         if (count > 0)
 658                                 Element.show(elem);
 659                         else
 660                                 Element.hide(elem);
 661                 }
 662
 663         } catch (e) {
 664                 exception_error("updateSelectedPrompt", e);
 665         }
 666 }
 667
 668 function toggleUnread_afh(effect) {
 669         try {
 670
 671                 var elem = effect.element;
 672                 elem.style.backgroundColor = "";
 673
 674         } catch (e) {
 675                 exception_error("toggleUnread_afh", e);
 676         }
 677 }
 678
 679 function toggleUnread(id, cmode, effect) {
 680         try {
 681
 682                 var row = $("RROW-" + id);
 683                 if (row) {
 684                         if (cmode == undefined || cmode == 2) {
 685                                 if (row.hasClassName("Unread")) {
 686                                         row.removeClassName("Unread");
 687
 688                                 } else {
 689                                         row.addClassName("Unread");
 690                                 }
 691
 692                         } else if (cmode == 0) {
 693
 694                                 row.removeClassName("Unread");
 695
 696                         } else if (cmode == 1) {
 697                                 row.addClassName("Unread");
 698                         }
 699
 700                         if (cmode == undefined) cmode = 2;
 701
 702                         var query = "?op=rpc&method=catchupSelected" +
 703                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 704
 705 //                      notify_progress("Loading, please wait...");
 706
 707                         new Ajax.Request("backend.php", {
 708                                 parameters: query,
 709                                 onComplete: function(transport) {
 710                                         handle_rpc_json(transport);
 711                                 } });
 712
 713                 }
 714
 715         } catch (e) {
 716                 exception_error("toggleUnread", e);
 717         }
 718 }
 719
 720 function selectionRemoveLabel(id, ids) {
 721         try {
 722
 723                 if (!ids) ids = getSelectedArticleIds2();
 724
 725                 if (ids.length == 0) {
 726                         alert(__("No articles are selected."));
 727                         return;
 728                 }
 729
 730                 var query = "?op=article&method=removeFromLabel&ids=" +
 731                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 732
 733                 console.log(query);
 734
 735                 new Ajax.Request("backend.php", {
 736                         parameters: query,
 737                         onComplete: function(transport) {
 738                                 handle_rpc_json(transport);
 739                                 show_labels_in_headlines(transport);
 740                         } });
 741
 742         } catch (e) {
 743                 exception_error("selectionAssignLabel", e);
 744
 745         }
 746 }
 747
 748 function selectionAssignLabel(id, ids) {
 749         try {
 750
 751                 if (!ids) ids = getSelectedArticleIds2();
 752
 753                 if (ids.length == 0) {
 754                         alert(__("No articles are selected."));
 755                         return;
 756                 }
 757
 758                 var query = "?op=article&method=assignToLabel&ids=" +
 759                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 760
 761                 console.log(query);
 762
 763                 new Ajax.Request("backend.php", {
 764                         parameters: query,
 765                         onComplete: function(transport) {
 766                                 handle_rpc_json(transport);
 767                                 show_labels_in_headlines(transport);
 768                         } });
 769
 770         } catch (e) {
 771                 exception_error("selectionAssignLabel", e);
 772
 773         }
 774 }
 775
 776 function selectionToggleUnread(set_state, callback, no_error, ids) {
 777         try {
 778                 var rows = ids ? ids : getSelectedArticleIds2();
 779
 780                 if (rows.length == 0 && !no_error) {
 781                         alert(__("No articles are selected."));
 782                         return;
 783                 }
 784
 785                 for (var i = 0; i < rows.length; i++) {
 786                         var row = $("RROW-" + rows[i]);
 787                         if (row) {
 788                                 if (set_state == undefined) {
 789                                         if (row.hasClassName("Unread")) {
 790                                                 row.removeClassName("Unread");
 791                                         } else {
 792                                                 row.addClassName("Unread");
 793                                         }
 794                                 }
 795
 796                                 if (set_state == false) {
 797                                         row.removeClassName("Unread");
 798                                 }
 799
 800                                 if (set_state == true) {
 801                                         row.addClassName("Unread");
 802                                 }
 803                         }
 804                 }
 805
 806                 if (rows.length > 0) {
 807
 808                         var cmode = "";
 809
 810                         if (set_state == undefined) {
 811                                 cmode = "2";
 812                         } else if (set_state == true) {
 813                                 cmode = "1";
 814                         } else if (set_state == false) {
 815                                 cmode = "0";
 816                         }
 817
 818                         var query = "?op=rpc&method=catchupSelected" +
 819                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 820
 821                         notify_progress("Loading, please wait...");
 822
 823                         new Ajax.Request("backend.php", {
 824                                 parameters: query,
 825                                 onComplete: function(transport) {
 826                                         handle_rpc_json(transport);
 827                                         if (callback) callback(transport);
 828                                 } });
 829
 830                 }
 831
 832         } catch (e) {
 833                 exception_error("selectionToggleUnread", e);
 834         }
 835 }
 836
 837 // sel_state ignored
 838 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 839         try {
 840
 841                 var rows = ids ? ids : getSelectedArticleIds2();
 842
 843                 if (rows.length == 0 && !no_error) {
 844                         alert(__("No articles are selected."));
 845                         return;
 846                 }
 847
 848                 for (var i = 0; i < rows.length; i++) {
 849                         toggleMark(rows[i], true, true);
 850                 }
 851
 852                 if (rows.length > 0) {
 853
 854                         var query = "?op=rpc&method=markSelected&ids=" +
 855                                 param_escape(rows.toString()) + "&cmode=2";
 856
 857                         new Ajax.Request("backend.php", {
 858                                 parameters: query,
 859                                 onComplete: function(transport) {
 860                                         handle_rpc_json(transport);
 861                                         if (callback) callback(transport);
 862                                 } });
 863
 864                 }
 865
 866         } catch (e) {
 867                 exception_error("selectionToggleMarked", e);
 868         }
 869 }
 870
 871 // sel_state ignored
 872 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 873         try {
 874
 875                 var rows = ids ? ids : getSelectedArticleIds2();
 876
 877                 if (rows.length == 0 && !no_error) {
 878                         alert(__("No articles are selected."));
 879                         return;
 880                 }
 881
 882                 for (var i = 0; i < rows.length; i++) {
 883                         togglePub(rows[i], true, true);
 884                 }
 885
 886                 if (rows.length > 0) {
 887
 888                         var query = "?op=rpc&method=publishSelected&ids=" +
 889                                 param_escape(rows.toString()) + "&cmode=2";
 890
 891                         new Ajax.Request("backend.php", {
 892                                 parameters: query,
 893                                 onComplete: function(transport) {
 894                                         handle_rpc_json(transport);
 895                                 } });
 896
 897                 }
 898
 899         } catch (e) {
 900                 exception_error("selectionToggleMarked", e);
 901         }
 902 }
 903
 904 function getSelectedArticleIds2() {
 905
 906         var rv = [];
 907
 908         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 909                 function(child) {
 910                         rv.push(child.id.replace("RROW-", ""));
 911                 });
 912
 913         return rv;
 914 }
 915
 916 function getLoadedArticleIds() {
 917         var rv = [];
 918
 919         var children = $$("#headlines-frame > div[id*=RROW-]");
 920
 921         children.each(function(child) {
 922                         rv.push(child.id.replace("RROW-", ""));
 923                 });
 924
 925         return rv;
 926
 927 }
 928
 929 // mode = all,none,unread,invert,marked,published
 930 function selectArticles(mode) {
 931         try {
 932
 933                 var children = $$("#headlines-frame > div[id*=RROW]");
 934
 935                 children.each(function(child) {
 936                         var id = child.id.replace("RROW-", "");
 937
 938                         var cb = dijit.getEnclosingWidget(
 939                                         child.getElementsByClassName("rchk")[0]);
 940
 941                         if (mode == "all") {
 942                                 child.addClassName("Selected");
 943                                 if (cb) cb.attr("checked", true);
 944                         } else if (mode == "unread") {
 945                                 if (child.hasClassName("Unread")) {
 946                                         child.addClassName("Selected");
 947                                         if (cb) cb.attr("checked", true);
 948                                 } else {
 949                                         child.removeClassName("Selected");
 950                                         if (cb) cb.attr("checked", false);
 951                                 }
 952                         } else if (mode == "marked") {
 953                                 if (child.hasClassName("marked")) {
 954                                         child.addClassName("Selected");
 955                                         if (cb) cb.attr("checked", true);
 956                                 } else {
 957                                         child.removeClassName("Selected");
 958                                         if (cb) cb.attr("checked", false);
 959                                 }
 960                         } else if (mode == "published") {
 961                                 if (child.hasClassName("published")) {
 962                                         child.addClassName("Selected");
 963                                         if (cb) cb.attr("checked", true);
 964                                 } else {
 965                                         child.removeClassName("Selected");
 966                                         if (cb) cb.attr("checked", false);
 967                                 }
 968
 969                         } else if (mode == "invert") {
 970                                 if (child.hasClassName("Selected")) {
 971                                         child.removeClassName("Selected");
 972                                         if (cb) cb.attr("checked", false);
 973                                 } else {
 974                                         child.addClassName("Selected");
 975                                         if (cb) cb.attr("checked", true);
 976                                 }
 977
 978                         } else {
 979                                 child.removeClassName("Selected");
 980                                 if (cb) cb.attr("checked", false);
 981                         }
 982                 });
 983
 984                 updateSelectedPrompt();
 985
 986         } catch (e) {
 987                 exception_error("selectArticles", e);
 988         }
 989 }
 990
 991 function deleteSelection() {
 992
 993         try {
 994
 995                 var rows = getSelectedArticleIds2();
 996
 997                 if (rows.length == 0) {
 998                         alert(__("No articles are selected."));
 999                         return;
1000                 }
1001
1002                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1003                 var str;
1004
1005                 if (getActiveFeedId() != 0) {
1006                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
1007                 } else {
1008                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
1009                 }
1010
1011                 str = str.replace("%d", rows.length);
1012                 str = str.replace("%s", fn);
1013
1014                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1015                         return;
1016                 }
1017
1018                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
1019
1020                 console.log(query);
1021
1022                 new Ajax.Request("backend.php", {
1023                         parameters: query,
1024                         onComplete: function(transport) {
1025                                         handle_rpc_json(transport);
1026                                         viewCurrentFeed();
1027                                 } });
1028
1029         } catch (e) {
1030                 exception_error("deleteSelection", e);
1031         }
1032 }
1033
1034 function archiveSelection() {
1035
1036         try {
1037
1038                 var rows = getSelectedArticleIds2();
1039
1040                 if (rows.length == 0) {
1041                         alert(__("No articles are selected."));
1042                         return;
1043                 }
1044
1045                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1046                 var str;
1047                 var op;
1048
1049                 if (getActiveFeedId() != 0) {
1050                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1051                         op = "archive";
1052                 } else {
1053                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1054
1055                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1056
1057                         op = "unarchive";
1058                 }
1059
1060                 str = str.replace("%d", rows.length);
1061                 str = str.replace("%s", fn);
1062
1063                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1064                         return;
1065                 }
1066
1067                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1068
1069                 console.log(query);
1070
1071                 for (var i = 0; i < rows.length; i++) {
1072                         cache_delete("article:" + rows[i]);
1073                 }
1074
1075                 new Ajax.Request("backend.php", {
1076                         parameters: query,
1077                         onComplete: function(transport) {
1078                                         handle_rpc_json(transport);
1079                                         viewCurrentFeed();
1080                                 } });
1081
1082         } catch (e) {
1083                 exception_error("archiveSelection", e);
1084         }
1085 }
1086
1087 function catchupSelection() {
1088
1089         try {
1090
1091                 var rows = getSelectedArticleIds2();
1092
1093                 if (rows.length == 0) {
1094                         alert(__("No articles are selected."));
1095                         return;
1096                 }
1097
1098                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1099
1100                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1101
1102                 str = str.replace("%d", rows.length);
1103                 str = str.replace("%s", fn);
1104
1105                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1106                         return;
1107                 }
1108
1109                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1110
1111         } catch (e) {
1112                 exception_error("catchupSelection", e);
1113         }
1114 }
1115
1116 function editArticleTags(id) {
1117                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1118
1119                 if (dijit.byId("editTagsDlg"))
1120                         dijit.byId("editTagsDlg").destroyRecursive();
1121
1122                 dialog = new dijit.Dialog({
1123                         id: "editTagsDlg",
1124                         title: __("Edit article Tags"),
1125                         style: "width: 600px",
1126                         execute: function() {
1127                                 if (this.validate()) {
1128                                         var query = dojo.objectToQuery(this.attr('value'));
1129
1130                                         notify_progress("Saving article tags...", true);
1131
1132                                         new Ajax.Request("backend.php", {
1133                                         parameters: query,
1134                                         onComplete: function(transport) {
1135                                                 try {
1136                                                         notify('');
1137                                                         dialog.hide();
1138
1139                                                         var data = JSON.parse(transport.responseText);
1140
1141                                                         if (data) {
1142                                                                 var id = data.id;
1143
1144                                                                 console.log(id);
1145
1146                                                                 var tags = $("ATSTR-" + id);
1147                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1148
1149                                                                 if (tags) tags.innerHTML = data.content;
1150                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1151                                                         }
1152                                                 } catch (e) {
1153                                                         exception_error("editArticleTags/inner", e);
1154                                                 }
1155
1156                                         }});
1157                                 }
1158                         },
1159                         href: query,
1160                 });
1161
1162                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1163                 dojo.disconnect(tmph);
1164
1165                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1166                            "backend.php?op=article&method=completeTags",
1167                            { tokens: ',', paramName: "search" });
1168                 });
1169
1170                 dialog.show();
1171
1172 }
1173
1174 function cdmScrollToArticleId(id, force) {
1175         try {
1176                 var ctr = $("headlines-frame");
1177                 var e = $("RROW-" + id);
1178
1179                 if (!e || !ctr) return;
1180
1181                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1182                                 e.offsetTop < ctr.scrollTop) {
1183
1184                         // expanded cdm has a 4px margin now
1185                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1186                 }
1187
1188         } catch (e) {
1189                 exception_error("cdmScrollToArticleId", e);
1190         }
1191 }
1192
1193 function setActiveArticleId(id) {
1194         _active_article_id = id;
1195         PluginHost.run(PluginHost.HOOK_ARTICLE_SET_ACTIVE, _active_article_id);
1196 }
1197
1198 function getActiveArticleId() {
1199         return _active_article_id;
1200 }
1201
1202 function postMouseIn(e, id) {
1203         post_under_pointer = id;
1204 }
1205
1206 function postMouseOut(id) {
1207         post_under_pointer = false;
1208 }
1209
1210 function unpackVisibleHeadlines() {
1211         try {
1212                 if (!isCdmMode()) return;
1213
1214                 $$("#headlines-frame > div[id*=RROW]").each(
1215                         function(child) {
1216                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1217                                         $("headlines-frame").offsetHeight) {
1218
1219                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1220
1221                                         if (cencw) {
1222                                                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, child);
1223
1224                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1225                                                 cencw.setAttribute('id', '');
1226                                                 Element.show(cencw);
1227                                         }
1228                                 }
1229                         }
1230                 );
1231
1232         } catch (e) {
1233                 exception_error("unpackVisibleHeadlines", e);
1234         }
1235 }
1236
1237 function headlines_scroll_handler(e) {
1238         try {
1239                 var hsp = $("headlines-spacer");
1240
1241                 unpackVisibleHeadlines();
1242
1243                 // set topmost child in the buffer as active
1244                 if (getInitParam("cdm_auto_catchup") == 1) {
1245                         var rows = $$("#headlines-frame > div[id*=RROW]");
1246
1247                         for (var i = 0; i < rows.length; i++) {
1248                                 var child = rows[i];
1249
1250                                 if ($("headlines-frame").scrollTop < child.offsetTop &&
1251                                         child.offsetTop - $("headlines-frame").scrollTop < 100) {
1252
1253                                         if (_active_article_id) {
1254                                                 var row = $("RROW-" + _active_article_id);
1255                                                 if (row) row.removeClassName("active");
1256                                         }
1257
1258                                         _active_article_id = child.id.replace("RROW-", "");
1259                                         showArticleInHeadlines(_active_article_id, true);
1260                                         updateSelectedPrompt();
1261                                         break;
1262                                 }
1263                         }
1264                 }
1265
1266                 if (!_infscroll_disable) {
1267                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1268                                         (e.scrollHeight != 0 &&
1269                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1270
1271                                 if (hsp)
1272                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1273                                                 __("Loading, please wait...");
1274
1275                                 loadMoreHeadlines();
1276                                 return;
1277
1278                         }
1279                 } else {
1280                         if (hsp) hsp.innerHTML = "";
1281                 }
1282
1283                 if (getInitParam("cdm_auto_catchup") == 1) {
1284
1285                         // let's get DOM some time to settle down
1286                         var ts = new Date().getTime();
1287                         if (ts - _last_headlines_update < 100) return;
1288
1289                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1290                                 function(child) {
1291                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1292                                                         (child.offsetTop + child.offsetHeight/2)) {
1293
1294                                                 var id = child.id.replace("RROW-", "");
1295
1296                                                 if (catchup_id_batch.indexOf(id) == -1)
1297                                                         catchup_id_batch.push(id);
1298
1299                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1300                                         }
1301
1302                                 });
1303
1304                         if (catchup_id_batch.length > 0) {
1305                                 window.clearTimeout(catchup_timeout_id);
1306
1307                                 if (!_infscroll_request_sent) {
1308                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1309                                                 500);
1310                                 }
1311                         }
1312                 }
1313
1314         } catch (e) {
1315                 console.warn("headlines_scroll_handler: " + e);
1316         }
1317 }
1318
1319 function catchupBatchedArticles() {
1320         try {
1321                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1322
1323                         // make a copy of the array
1324                         var batch = catchup_id_batch.slice();
1325                         var query = "?op=rpc&method=catchupSelected" +
1326                                 "&cmode=0&ids=" + param_escape(batch.toString());
1327
1328                         console.log(query);
1329
1330                         new Ajax.Request("backend.php", {
1331                                 parameters: query,
1332                                 onComplete: function(transport) {
1333                                         handle_rpc_json(transport);
1334
1335                                         reply = JSON.parse(transport.responseText);
1336                                         var batch = reply.ids;
1337
1338                                         batch.each(function(id) {
1339                                                 console.log(id);
1340                                                 var elem = $("RROW-" + id);
1341                                                 if (elem) elem.removeClassName("Unread");
1342                                                 catchup_id_batch.remove(id);
1343                                         });
1344
1345                                 } });
1346                 }
1347
1348         } catch (e) {
1349                 exception_error("catchupBatchedArticles", e);
1350         }
1351 }
1352
1353 function catchupRelativeToArticle(below, id) {
1354
1355         try {
1356
1357                 if (!id) id = getActiveArticleId();
1358
1359                 if (!id) {
1360                         alert(__("No article is selected."));
1361                         return;
1362                 }
1363
1364                 var visible_ids = getVisibleArticleIds();
1365
1366                 var ids_to_mark = new Array();
1367
1368                 if (!below) {
1369                         for (var i = 0; i < visible_ids.length; i++) {
1370                                 if (visible_ids[i] != id) {
1371                                         var e = $("RROW-" + visible_ids[i]);
1372
1373                                         if (e && e.hasClassName("Unread")) {
1374                                                 ids_to_mark.push(visible_ids[i]);
1375                                         }
1376                                 } else {
1377                                         break;
1378                                 }
1379                         }
1380                 } else {
1381                         for (var i = visible_ids.length-1; i >= 0; i--) {
1382                                 if (visible_ids[i] != id) {
1383                                         var e = $("RROW-" + visible_ids[i]);
1384
1385                                         if (e && e.hasClassName("Unread")) {
1386                                                 ids_to_mark.push(visible_ids[i]);
1387                                         }
1388                                 } else {
1389                                         break;
1390                                 }
1391                         }
1392                 }
1393
1394                 if (ids_to_mark.length == 0) {
1395                         alert(__("No articles found to mark"));
1396                 } else {
1397                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1398
1399                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1400
1401                                 for (var i = 0; i < ids_to_mark.length; i++) {
1402                                         var e = $("RROW-" + ids_to_mark[i]);
1403                                         e.removeClassName("Unread");
1404                                 }
1405
1406                                 var query = "?op=rpc&method=catchupSelected" +
1407                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1408
1409                                 new Ajax.Request("backend.php", {
1410                                         parameters: query,
1411                                         onComplete: function(transport) {
1412                                                 handle_rpc_json(transport);
1413                                         } });
1414
1415                         }
1416                 }
1417
1418         } catch (e) {
1419                 exception_error("catchupRelativeToArticle", e);
1420         }
1421 }
1422
1423 function cdmCollapseArticle(event, id, unmark) {
1424         try {
1425                 if (unmark == undefined) unmark = true;
1426
1427                 var row = $("RROW-" + id);
1428                 var elem = $("CICD-" + id);
1429
1430                 if (elem && row) {
1431                         var collapse = $$("div#RROW-" + id +
1432                                 " span[class='collapseBtn']")[0];
1433
1434                         Element.hide(elem);
1435                         Element.show("CEXC-" + id);
1436                         Element.hide(collapse);
1437
1438                         if (unmark) {
1439                                 row.removeClassName("active");
1440
1441                                 markHeadline(id, false);
1442
1443                                 if (id == getActiveArticleId()) {
1444                                         setActiveArticleId(0);
1445                                 }
1446
1447                                 updateSelectedPrompt();
1448                         }
1449
1450                         if (event) Event.stop(event);
1451
1452                         PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
1453                 }
1454
1455         } catch (e) {
1456                 exception_error("cdmCollapseArticle", e);
1457         }
1458 }
1459
1460 function cdmExpandArticle(id, noexpand) {
1461         try {
1462                 console.log("cdmExpandArticle " + id);
1463
1464                 if (!$("RROW-" + id)) return false;
1465
1466                 var oldrow = $("RROW-" + getActiveArticleId());
1467
1468                 var elem = $("CICD-" + getActiveArticleId());
1469
1470                 if (id == getActiveArticleId() && Element.visible(elem))
1471                         return true;
1472
1473                 selectArticles("none");
1474
1475                 var old_offset = $("RROW-" + id).offsetTop;
1476
1477                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1478                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1479                                 " span[class='collapseBtn']")[0];
1480
1481                         Element.hide(elem);
1482                         Element.show("CEXC-" + getActiveArticleId());
1483                         Element.hide(collapse);
1484                 }
1485
1486                 if (oldrow) oldrow.removeClassName("active");
1487
1488                 setActiveArticleId(id);
1489
1490                 elem = $("CICD-" + id);
1491
1492                 var collapse = $$("div#RROW-" + id +
1493                                 " span[class='collapseBtn']")[0];
1494
1495                 var cencw = $("CENCW-" + id);
1496
1497                 if (!Element.visible(elem) && !noexpand) {
1498                         if (cencw) {
1499                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1500                                 cencw.setAttribute('id', '');
1501                                 Element.show(cencw);
1502                         }
1503
1504                         Element.show(elem);
1505                         Element.hide("CEXC-" + id);
1506                         Element.show(collapse);
1507                 }
1508
1509                 var new_offset = $("RROW-" + id).offsetTop;
1510
1511                 if (old_offset > new_offset)
1512                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1513
1514                 if (!noexpand)
1515                         toggleUnread(id, 0, true);
1516                 toggleSelected(id);
1517                 $("RROW-" + id).addClassName("active");
1518
1519                 PluginHost.run(PluginHost.HOOK_ARTICLE_EXPANDED, id);
1520
1521         } catch (e) {
1522                 exception_error("cdmExpandArticle", e);
1523         }
1524
1525         return false;
1526 }
1527
1528 function getArticleUnderPointer() {
1529         return post_under_pointer;
1530 }
1531
1532 function scrollArticle(offset) {
1533         try {
1534                 if (!isCdmMode()) {
1535                         var ci = $("content-insert");
1536                         if (ci) {
1537                                 ci.scrollTop += offset;
1538                         }
1539                 } else {
1540                         var hi = $("headlines-frame");
1541                         if (hi) {
1542                                 hi.scrollTop += offset;
1543                         }
1544
1545                 }
1546         } catch (e) {
1547                 exception_error("scrollArticle", e);
1548         }
1549 }
1550
1551 function show_labels_in_headlines(transport) {
1552         try {
1553                 var data = JSON.parse(transport.responseText);
1554
1555                 if (data) {
1556                         data['info-for-headlines'].each(function(elem) {
1557                                 var ctr = $("HLLCTR-" + elem.id);
1558
1559                                 if (ctr) ctr.innerHTML = elem.labels;
1560                         });
1561                 }
1562         } catch (e) {
1563                 exception_error("show_labels_in_headlines", e);
1564         }
1565 }
1566
1567 function dismissArticle(id) {
1568         try {
1569                 var elem = $("RROW-" + id);
1570
1571                 if (!elem) return;
1572
1573                 toggleUnread(id, 0, true);
1574
1575                 new Effect.Fade(elem, {duration : 0.5});
1576
1577                 if (id == getActiveArticleId()) {
1578                         setActiveArticleId(0);
1579                 }
1580
1581         } catch (e) {
1582                 exception_error("dismissArticle", e);
1583         }
1584 }
1585
1586 function dismissSelectedArticles() {
1587         try {
1588
1589                 var ids = getVisibleArticleIds();
1590                 var tmp = [];
1591                 var sel = [];
1592
1593                 for (var i = 0; i < ids.length; i++) {
1594                         var elem = $("RROW-" + ids[i]);
1595
1596                         if (elem.className && elem.hasClassName("Selected") &&
1597                                         ids[i] != getActiveArticleId()) {
1598                                 new Effect.Fade(elem, {duration : 0.5});
1599                                 sel.push(ids[i]);
1600                         } else {
1601                                 tmp.push(ids[i]);
1602                         }
1603                 }
1604
1605                 if (sel.length > 0)
1606                         selectionToggleUnread(false);
1607
1608
1609         } catch (e) {
1610                 exception_error("dismissSelectedArticles", e);
1611         }
1612 }
1613
1614 function dismissReadArticles() {
1615         try {
1616
1617                 var ids = getVisibleArticleIds();
1618                 var tmp = [];
1619
1620                 for (var i = 0; i < ids.length; i++) {
1621                         var elem = $("RROW-" + ids[i]);
1622
1623                         if (elem.className && !elem.hasClassName("Unread") &&
1624                                         !elem.hasClassName("Selected")) {
1625
1626                                 new Effect.Fade(elem, {duration : 0.5});
1627                         } else {
1628                                 tmp.push(ids[i]);
1629                         }
1630                 }
1631
1632         } catch (e) {
1633                 exception_error("dismissSelectedArticles", e);
1634         }
1635 }
1636
1637 function getVisibleArticleIds() {
1638         var ids = [];
1639
1640         try {
1641
1642                 getLoadedArticleIds().each(function(id) {
1643                         var elem = $("RROW-" + id);
1644                         if (elem && Element.visible(elem))
1645                                 ids.push(id);
1646                         });
1647
1648         } catch (e) {
1649                 exception_error("getVisibleArticleIds", e);
1650         }
1651
1652         return ids;
1653 }
1654
1655 function cdmClicked(event, id) {
1656         try {
1657                 //var shift_key = event.shiftKey;
1658
1659                 if (!event.ctrlKey) {
1660
1661                         if (!getInitParam("cdm_expanded")) {
1662                                 return cdmExpandArticle(id);
1663                         } else {
1664
1665                                 var elem = $("RROW-" + getActiveArticleId());
1666
1667                                 if (elem) elem.removeClassName("active");
1668
1669                                 selectArticles("none");
1670                                 toggleSelected(id);
1671
1672                                 var elem = $("RROW-" + id);
1673                                 var article_is_unread = elem.hasClassName("Unread");
1674
1675                                 elem.removeClassName("Unread");
1676                                 elem.addClassName("active");
1677
1678                                 setActiveArticleId(id);
1679
1680                                 if (article_is_unread) {
1681                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1682                                 }
1683
1684                                 var query = "?op=rpc&method=catchupSelected" +
1685                                         "&cmode=0&ids=" + param_escape(id);
1686
1687                                 new Ajax.Request("backend.php", {
1688                                         parameters: query,
1689                                         onComplete: function(transport) {
1690                                                 handle_rpc_json(transport);
1691                                         } });
1692
1693                                 return !event.shiftKey;
1694                         }
1695
1696                 } else {
1697                         toggleSelected(id, true);
1698
1699                         var elem = $("RROW-" + id);
1700                         var article_is_unread = elem.hasClassName("Unread");
1701
1702                         if (article_is_unread) {
1703                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1704                         }
1705
1706                         toggleUnread(id, 0, false);
1707
1708                         openArticleInNewWindow(id);
1709                 }
1710
1711                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1712                 request_counters(unread_in_buffer == 0);
1713
1714         } catch (e) {
1715                 exception_error("cdmClicked");
1716         }
1717
1718         return false;
1719 }
1720
1721 function hlClicked(event, id) {
1722         try {
1723                 if (event.which == 2) {
1724                         view(id);
1725                         return true;
1726                 } else if (event.ctrlKey) {
1727                         toggleSelected(id, true);
1728                         toggleUnread(id, 0, false);
1729                         openArticleInNewWindow(id);
1730                         return false;
1731                 } else {
1732                         view(id);
1733                         return false;
1734                 }
1735
1736         } catch (e) {
1737                 exception_error("hlClicked");
1738         }
1739 }
1740
1741 function getFirstVisibleHeadlineId() {
1742         var rows = getVisibleArticleIds();
1743         return rows[0];
1744
1745 }
1746
1747 function getLastVisibleHeadlineId() {
1748         var rows = getVisibleArticleIds();
1749         return rows[rows.length-1];
1750 }
1751
1752 function openArticleInNewWindow(id) {
1753         toggleUnread(id, 0, false);
1754         window.open("backend.php?op=article&method=redirect&id=" + id);
1755 }
1756
1757 function isCdmMode() {
1758         return getInitParam("combined_display_mode");
1759 }
1760
1761 function markHeadline(id, marked) {
1762         if (marked == undefined) marked = true;
1763
1764         var row = $("RROW-" + id);
1765         if (row) {
1766                 var check = dijit.getEnclosingWidget(
1767                                 row.getElementsByClassName("rchk")[0]);
1768
1769                 if (check) {
1770                         check.attr("checked", marked);
1771                 }
1772
1773                 if (marked)
1774                         row.addClassName("Selected");
1775                 else
1776                         row.removeClassName("Selected");
1777         }
1778 }
1779
1780 function getRelativePostIds(id, limit) {
1781
1782         var tmp = [];
1783
1784         try {
1785
1786                 if (!limit) limit = 6; //3
1787
1788                 var ids = getVisibleArticleIds();
1789
1790                 for (var i = 0; i < ids.length; i++) {
1791                         if (ids[i] == id) {
1792                                 for (var k = 1; k <= limit; k++) {
1793                                         //if (i > k-1) tmp.push(ids[i-k]);
1794                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1795                                 }
1796                                 break;
1797                         }
1798                 }
1799
1800         } catch (e) {
1801                 exception_error("getRelativePostIds", e);
1802         }
1803
1804         return tmp;
1805 }
1806
1807 function correctHeadlinesOffset(id) {
1808
1809         try {
1810
1811                 var container = $("headlines-frame");
1812                 var row = $("RROW-" + id);
1813
1814                 if (!container || !row) return;
1815
1816                 var viewport = container.offsetHeight;
1817
1818                 var rel_offset_top = row.offsetTop - container.scrollTop;
1819                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1820
1821                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1822                 //console.log("Vport: " + viewport);
1823
1824                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1825                         container.scrollTop = row.offsetTop;
1826                 } else if (rel_offset_bottom > viewport) {
1827
1828                         /* doesn't properly work with Opera in some cases because
1829                                 Opera fucks up element scrolling */
1830
1831                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1832                 }
1833
1834         } catch (e) {
1835                 exception_error("correctHeadlinesOffset", e);
1836         }
1837
1838 }
1839
1840 function headlineActionsChange(elem) {
1841         try {
1842                 eval(elem.value);
1843                 elem.attr('value', 'false');
1844         } catch (e) {
1845                 exception_error("headlineActionsChange", e);
1846         }
1847 }
1848
1849 function closeArticlePanel() {
1850
1851         if (dijit.byId("content-insert"))
1852                 dijit.byId("headlines-wrap-inner").removeChild(
1853                         dijit.byId("content-insert"));
1854 }
1855
1856 function initHeadlinesMenu() {
1857         try {
1858                 if (dijit.byId("headlinesMenu"))
1859                         dijit.byId("headlinesMenu").destroyRecursive();
1860
1861                 var ids = [];
1862
1863                 if (!isCdmMode()) {
1864                         nodes = $$("#headlines-frame > div[id*=RROW]");
1865                 } else {
1866                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1867                 }
1868
1869                 nodes.each(function(node) {
1870                         ids.push(node.id);
1871                 });
1872
1873                 var menu = new dijit.Menu({
1874                         id: "headlinesMenu",
1875                         targetNodeIds: ids,
1876                 });
1877
1878                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1879                         var callerNode = event.target, match = null, tries = 0;
1880
1881                         while (match == null && callerNode && tries <= 3) {
1882                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1883                                 callerNode = callerNode.parentNode;
1884                                 ++tries;
1885                         }
1886
1887                         if (match) this.callerRowId = parseInt(match[1]);
1888
1889                 });
1890
1891 /*              if (!isCdmMode())
1892                         menu.addChild(new dijit.MenuItem({
1893                                 label: __("View article"),
1894                                 onClick: function(event) {
1895                                         view(this.getParent().callerRowId);
1896                                 }})); */
1897
1898                 menu.addChild(new dijit.MenuItem({
1899                         label: __("Open original article"),
1900                         onClick: function(event) {
1901                                 openArticleInNewWindow(this.getParent().callerRowId);
1902                         }}));
1903
1904                 menu.addChild(new dijit.MenuItem({
1905                         label: __("Display article URL"),
1906                         onClick: function(event) {
1907                                 displayArticleUrl(this.getParent().callerRowId);
1908                         }}));
1909
1910                 menu.addChild(new dijit.MenuSeparator());
1911
1912                 menu.addChild(new dijit.MenuItem({
1913                         label: __("Toggle unread"),
1914                         onClick: function(event) {
1915                                 var ids = getSelectedArticleIds2();
1916                                 // cast to string
1917                                 var id = this.getParent().callerRowId + "";
1918                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1919
1920                                 selectionToggleUnread(undefined, false, true, ids);
1921                                 }}));
1922
1923                 menu.addChild(new dijit.MenuItem({
1924                         label: __("Toggle marked"),
1925                         onClick: function(event) {
1926                                 var ids = getSelectedArticleIds2();
1927                                 // cast to string
1928                                 var id = this.getParent().callerRowId + "";
1929                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1930
1931                                 selectionToggleMarked(undefined, false, true, ids);
1932                                 }}));
1933
1934                 menu.addChild(new dijit.MenuItem({
1935                         label: __("Toggle published"),
1936                         onClick: function(event) {
1937                                 var ids = getSelectedArticleIds2();
1938                                 // cast to string
1939                                 var id = this.getParent().callerRowId + "";
1940                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1941
1942                                 selectionTogglePublished(undefined, false, true, ids);
1943                                 }}));
1944
1945                 menu.addChild(new dijit.MenuSeparator());
1946
1947                 menu.addChild(new dijit.MenuItem({
1948                         label: __("Mark above as read"),
1949                         onClick: function(event) {
1950                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1951                                 }}));
1952
1953                 menu.addChild(new dijit.MenuItem({
1954                         label: __("Mark below as read"),
1955                         onClick: function(event) {
1956                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1957                                 }}));
1958
1959
1960                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1961
1962                 if (labels) {
1963
1964                         menu.addChild(new dijit.MenuSeparator());
1965
1966                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1967                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1968
1969                         labels.each(function(label) {
1970                                 var id = label.id[0];
1971                                 var bare_id = id.substr(id.indexOf(":")+1);
1972                                 var name = label.name[0];
1973
1974                                 bare_id = feed_to_label_id(bare_id);
1975
1976                                 labelAddMenu.addChild(new dijit.MenuItem({
1977                                         label: name,
1978                                         labelId: bare_id,
1979                                         onClick: function(event) {
1980                                                 var ids = getSelectedArticleIds2();
1981                                                 // cast to string
1982                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1983
1984                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1985
1986                                                 selectionAssignLabel(this.labelId, ids);
1987                                 }}));
1988
1989                                 labelDelMenu.addChild(new dijit.MenuItem({
1990                                         label: name,
1991                                         labelId: bare_id,
1992                                         onClick: function(event) {
1993                                                 var ids = getSelectedArticleIds2();
1994                                                 // cast to string
1995                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1996
1997                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1998
1999                                                 selectionRemoveLabel(this.labelId, ids);
2000                                 }}));
2001
2002                         });
2003
2004                         menu.addChild(new dijit.PopupMenuItem({
2005                                 label: __("Assign label"),
2006                                 popup: labelAddMenu,
2007                         }));
2008
2009                         menu.addChild(new dijit.PopupMenuItem({
2010                                 label: __("Remove label"),
2011                                 popup: labelDelMenu,
2012                         }));
2013
2014                 }
2015
2016                 menu.startup();
2017
2018         } catch (e) {
2019                 exception_error("initHeadlinesMenu", e);
2020         }
2021 }
2022
2023 function cache_set(id, obj) {
2024         //console.log("cache_set: " + id);
2025         if (has_storage)
2026                 try {
2027                         sessionStorage[id] = obj;
2028                 } catch (e) {
2029                         sessionStorage.clear();
2030                 }
2031 }
2032
2033 function cache_get(id) {
2034         if (has_storage)
2035                 return sessionStorage[id];
2036 }
2037
2038 function cache_clear() {
2039         if (has_storage)
2040                 sessionStorage.clear();
2041 }
2042
2043 function cache_delete(id) {
2044         if (has_storage)
2045                 sessionStorage.removeItem(id);
2046 }
2047
2048 function cancelSearch() {
2049         try {
2050                 _search_query = "";
2051                 viewCurrentFeed();
2052         } catch (e) {
2053                 exception_error("cancelSearch", e);
2054         }
2055 }
2056
2057 function setSelectionScore() {
2058         try {
2059                 var ids = getSelectedArticleIds2();
2060
2061                 if (ids.length > 0) {
2062                         console.log(ids);
2063
2064                         var score = prompt(__("Please enter new score for selected articles:"), score);
2065
2066                         if (score != undefined) {
2067                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2068                                         "&score=" + param_escape(score);
2069
2070                                 new Ajax.Request("backend.php", {
2071                                         parameters: query,
2072                                         onComplete: function(transport) {
2073                                                 var reply = JSON.parse(transport.responseText);
2074                                                 if (reply) {
2075                                                         console.log(ids);
2076
2077                                                         ids.each(function(id) {
2078                                                                 var row = $("RROW-" + id);
2079
2080                                                                 if (row) {
2081                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2082
2083                                                                         if (pic) {
2084                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2085                                                                                         reply["score_pic"]);
2086                                                                                 pic.setAttribute("score", score);
2087                                                                         }
2088                                                                 }
2089                                                         });
2090                                                 }
2091                                         } });
2092                         }
2093
2094                 } else {
2095                         alert(__("No articles are selected."));
2096                 }
2097         } catch (e) {
2098                 exception_error("setSelectionScore", e);
2099         }
2100 }
2101
2102 function changeScore(id, pic) {
2103         try {
2104                 var score = pic.getAttribute("score");
2105
2106                 var new_score = prompt(__("Please enter new score for this article:"), score);
2107
2108                 if (new_score != undefined) {
2109
2110                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2111                                 "&score=" + param_escape(new_score);
2112
2113                         new Ajax.Request("backend.php", {
2114                                 parameters: query,
2115                                 onComplete: function(transport) {
2116                                         var reply = JSON.parse(transport.responseText);
2117
2118                                         if (reply) {
2119                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2120                                                 pic.setAttribute("score", new_score);
2121                                         }
2122                                 } });
2123                 }
2124         } catch (e) {
2125                 exception_error("changeScore", e);
2126         }
2127 }
2128
2129 function displayArticleUrl(id) {
2130         try {
2131                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2132
2133                         new Ajax.Request("backend.php", {
2134                                 parameters: query,
2135                                 onComplete: function(transport) {
2136                                         var reply = JSON.parse(transport.responseText);
2137
2138                                         if (reply && reply.link) {
2139                                                 prompt(__("Article URL:"), reply.link);
2140                                         }
2141                                 } });
2142         } catch (e) {
2143                 exception_error("changeScore", e);
2144         }
2145 }
2146
2147 function openSelectedAttachment(elem) {
2148         try {
2149                 var url = elem[elem.selectedIndex].value;
2150
2151                 if (url) {
2152                         window.open(url);
2153                         elem.selectedIndex = 0;
2154                 }
2155
2156         } catch (e) {
2157                 exception_error("openSelectedAttachment", e);
2158         }
2159 }