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                 loading_set_progress(25);
  24
  25                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  26
  27                 var is_cat = false;
  28                 var feed_id = false;
  29
  30                 var reply = false;
  31
  32                 try {
  33                         reply = JSON.parse(transport.responseText);
  34                 } catch (e) {
  35                         console.error(e);
  36                 }
  37
  38                 if (reply) {
  39
  40                         is_cat = reply['headlines']['is_cat'];
  41                         feed_id = reply['headlines']['id'];
  42
  43                         if (background) {
  44                                 var content = reply['headlines']['content'];
  45
  46                                 if (getInitParam("cdm_auto_catchup") == 1) {
  47                                         content = content + "<div id='headlines-spacer'></div>";
  48                                 }
  49                                 return;
  50                         }
  51
  52                         if (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat())
  53                                 return;
  54
  55                         /* dijit.getEnclosingWidget(
  56                                 document.forms["main_toolbar_form"].update).attr('disabled',
  57                                         is_cat || feed_id <= 0); */
  58
  59                         try {
  60                                 if (infscroll_req == false) {
  61                                         $("headlines-frame").scrollTop = 0;
  62                                 }
  63                         } catch (e) { };
  64
  65                         var headlines_count = reply['headlines-info']['count'];
  66
  67                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  68
  69                         if (parseInt(headlines_count) < 30) {
  70                                 _infscroll_disable = 1;
  71                         } else {
  72                                 _infscroll_disable = 0;
  73                         }
  74
  75                         var counters = reply['counters'];
  76                         var articles = reply['articles'];
  77                         //var runtime_info = reply['runtime-info'];
  78
  79                         if (infscroll_req == false) {
  80                                 loaded_article_ids = [];
  81
  82                                 dijit.byId("headlines-frame").attr('content',
  83                                         reply['headlines']['content']);
  84
  85                                 dijit.byId("headlines-toolbar").attr('content',
  86                                         reply['headlines']['toolbar']);
  87
  88                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  89                                         if (loaded_article_ids.indexOf(row.id) != -1) {
  90                                                 row.parentNode.removeChild(row);
  91                                         } else {
  92                                                 loaded_article_ids.push(row.id);
  93                                         }
  94                                 });
  95
  96                                 if (getInitParam("cdm_auto_catchup") == 1) {
  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
 102                                 initHeadlinesMenu();
 103
 104                                 if (_search_query) {
 105                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 106                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 107                                                 "</span>";
 108                                 }
 109
 110                         } else {
 111
 112                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 113                                         console.log("adding some more headlines: " + headlines_count);
 114
 115                                         var c = dijit.byId("headlines-frame");
 116                                         var ids = getSelectedArticleIds2();
 117                                         var new_elems = [];
 118
 119                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 120
 121                                         var hsp = $("headlines-spacer");
 122
 123                                         if (hsp)
 124                                                 c.domNode.removeChild(hsp);
 125
 126                                         $$("#headlines-tmp > div").each(function(row) {
 127                                                 if (row.className == 'cdmFeedTitle') {
 128                                                         row.style.display = 'none';
 129                                                         c.domNode.appendChild(row);
 130                                                         new_elems.push(row);
 131                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 132                                                         row.style.display = 'none';
 133                                                         c.domNode.appendChild(row);
 134                                                         new_elems.push(row);
 135                                                         loaded_article_ids.push(row.id);
 136                                                 } else {
 137                                                         row.parentNode.removeChild(row);
 138                                                 }
 139                                         });
 140
 141                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 142
 143                                         fixHeadlinesOrder(getLoadedArticleIds());
 144
 145                                         if (getInitParam("cdm_auto_catchup") == 1) {
 146                                                 c.domNode.appendChild(hsp);
 147                                         }
 148
 149                                         console.log("added " + new_elems.size() + " headlines");
 150
 151                                         if (new_elems.size() == 0)
 152                                                 _infscroll_disable = true;
 153
 154                                         console.log("restore selected ids: " + ids);
 155
 156                                         for (var i = 0; i < ids.length; i++) {
 157                                                 markHeadline(ids[i]);
 158                                         }
 159
 160                                         initHeadlinesMenu();
 161
 162                                         new_elems.each(function(child) {
 163                                                 dojo.parser.parse(child);
 164
 165                                                 if (!Element.visible(child))
 166                                                         new Effect.Appear(child, { duration : 0.5 });
 167                                         });
 168
 169                                 } else {
 170                                         console.log("no new headlines received");
 171
 172                                         var hsp = $("headlines-spacer");
 173
 174                                         if (hsp) hsp.innerHTML = "";
 175                                 }
 176                         }
 177
 178                         if (articles) {
 179                                 for (var i = 0; i < articles.length; i++) {
 180                                         var a_id = articles[i]['id'];
 181                                         cache_set("article:" + a_id, articles[i]['content']);
 182                                 }
 183                         } else {
 184                                 console.log("no cached articles received");
 185                         }
 186
 187                         if (counters)
 188                                 parse_counters(counters);
 189                         else
 190                                 request_counters(true);
 191
 192                 } else if (transport.responseText) {
 193                         console.error("Invalid object received: " + transport.responseText);
 194                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 195                                         __('Could not update headlines (invalid object received - see error console for details)') +
 196                                         "</div>");
 197                 } else {
 198                         //notify_error("Error communicating with server.");
 199                         Element.show(dijit.byId("net-alert").domNode);
 200                 }
 201
 202                 _infscroll_request_sent = 0;
 203                 _last_headlines_update = new Date().getTime();
 204
 205                 unpackVisibleHeadlines();
 206
 207                 // if we have some more space in the buffer, why not try to fill it
 208
 209                 if (!_infscroll_disable && $("headlines-spacer") &&
 210                                 $("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 211
 212                         window.setTimeout(function() {
 213                                 loadMoreHeadlines();
 214                         }, 250);
 215                 }
 216
 217                 notify("");
 218
 219         } catch (e) {
 220                 exception_error("headlines_callback2", e, transport);
 221         }
 222 }
 223
 224 function render_article(article) {
 225         try {
 226                 dijit.byId("headlines-wrap-inner").addChild(
 227                                 dijit.byId("content-insert"));
 228
 229                 var c = dijit.byId("content-insert");
 230
 231                 try {
 232                         c.domNode.scrollTop = 0;
 233                 } catch (e) { };
 234
 235                 c.attr('content', article);
 236
 237                 correctHeadlinesOffset(getActiveArticleId());
 238
 239                 try {
 240                         c.focus();
 241                 } catch (e) { };
 242
 243         } catch (e) {
 244                 exception_error("render_article", e);
 245         }
 246 }
 247
 248 function showArticleInHeadlines(id, noexpand) {
 249
 250         try {
 251                 selectArticles("none");
 252
 253                 var crow = $("RROW-" + id);
 254
 255                 if (!crow) return;
 256
 257                 var article_is_unread = crow.hasClassName("Unread");
 258
 259                 if (!noexpand)
 260                         crow.removeClassName("Unread");
 261                 crow.addClassName("active");
 262
 263                 selectArticles('none');
 264
 265                 var view_mode = false;
 266
 267                 try {
 268                         view_mode = document.forms['main_toolbar_form'].view_mode;
 269                         view_mode = view_mode[view_mode.selectedIndex].value;
 270                 } catch (e) {
 271                         //
 272                 }
 273
 274                 markHeadline(id);
 275
 276                 if (article_is_unread && !noexpand)
 277                         _force_scheduled_update = true;
 278
 279         } catch (e) {
 280                 exception_error("showArticleInHeadlines", e);
 281         }
 282 }
 283
 284 function article_callback2(transport, id) {
 285         try {
 286                 console.log("article_callback2 " + id);
 287
 288                 handle_rpc_json(transport);
 289
 290                 var reply = false;
 291
 292                 try {
 293                         reply = JSON.parse(transport.responseText);
 294                 } catch (e) {
 295                         console.error(e);
 296                 }
 297
 298                 if (reply) {
 299
 300                         reply.each(function(article) {
 301                                 if (getActiveArticleId() == article['id']) {
 302                                         render_article(article['content']);
 303                                 }
 304                                 cids_requested.remove(article['id']);
 305
 306                                 cache_set("article:" + article['id'], article['content']);
 307                         });
 308
 309 //                      if (id != last_requested_article) {
 310 //                              console.log("requested article id is out of sequence, aborting");
 311 //                              return;
 312 //                      }
 313
 314                 } else if (transport.responseText) {
 315                         console.error("Invalid object received: " + transport.responseText);
 316
 317                         render_article("<div class='whiteBox'>" +
 318                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 319                 } else {
 320                         Element.show(dijit.byId("net-alert").domNode);
 321                 }
 322
 323                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 324                 request_counters(unread_in_buffer == 0);
 325
 326                 //headlines_scroll_handler($("headlines-frame"));
 327
 328 /*              try {
 329                         if (!_infscroll_disable &&
 330                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 331
 332                                 loadMoreHeadlines();
 333                         }
 334                 } catch (e) {
 335                         console.warn(e);
 336                 } */
 337
 338                 notify("");
 339         } catch (e) {
 340                 exception_error("article_callback2", e, transport);
 341         }
 342 }
 343
 344 function view(id, activefeed, noexpand) {
 345         try {
 346                 var oldrow = $("RROW-" + getActiveArticleId());
 347                 if (oldrow) oldrow.removeClassName("active");
 348
 349                 var crow = $("RROW-" + id);
 350
 351                 if (!crow) return;
 352                 if (noexpand) {
 353                         setActiveArticleId(id);
 354                         showArticleInHeadlines(id, noexpand);
 355                         return;
 356                 }
 357
 358                 console.log("loading article: " + id);
 359
 360                 var cached_article = cache_get("article:" + id);
 361
 362                 console.log("cache check result: " + (cached_article != false));
 363
 364                 var query = "?op=article&method=view&id=" + param_escape(id);
 365
 366                 var neighbor_ids = getRelativePostIds(id);
 367
 368                 /* only request uncached articles */
 369
 370                 var cids_to_request = [];
 371
 372                 for (var i = 0; i < neighbor_ids.length; i++) {
 373                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 374                                 if (!cache_get("article:" + neighbor_ids[i])) {
 375                                         cids_to_request.push(neighbor_ids[i]);
 376                                         cids_requested.push(neighbor_ids[i]);
 377                                 }
 378                 }
 379
 380                 console.log("additional ids: " + cids_to_request.toString());
 381
 382                 query = query + "&cids=" + cids_to_request.toString();
 383
 384                 var article_is_unread = crow.hasClassName("Unread");
 385
 386                 setActiveArticleId(id);
 387                 showArticleInHeadlines(id);
 388
 389                 if (cached_article && article_is_unread) {
 390
 391                         query = query + "&mode=prefetch";
 392
 393                         render_article(cached_article);
 394
 395                 } else if (cached_article) {
 396
 397                         query = query + "&mode=prefetch_old";
 398                         render_article(cached_article);
 399
 400                         // if we don't need to request any relative ids, we might as well skip
 401                         // the server roundtrip altogether
 402                         if (cids_to_request.length == 0) {
 403
 404 /*                              try {
 405                                         if (!_infscroll_disable &&
 406                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 407
 408                                                         loadMoreHeadlines();
 409                                         }
 410                                 } catch (e) {
 411                                         console.warn(e);
 412                                 } */
 413
 414                                 //headlines_scroll_handler($("headlines-frame"));
 415
 416                                 return;
 417                         }
 418                 }
 419
 420                 last_requested_article = id;
 421
 422                 console.log(query);
 423
 424                 if (article_is_unread) {
 425                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 426                 }
 427
 428                 new Ajax.Request("backend.php", {
 429                         parameters: query,
 430                         onComplete: function(transport) {
 431                                 article_callback2(transport, id);
 432                         } });
 433
 434                 return false;
 435
 436         } catch (e) {
 437                 exception_error("view", e);
 438         }
 439 }
 440
 441 function toggleMark(id, client_only) {
 442         try {
 443                 var query = "?op=rpc&id=" + id + "&method=mark";
 444
 445                 var row = $("RROW-" + id);
 446                 if (!row) return;
 447
 448                 var imgs = row.getElementsByClassName("markedPic");
 449
 450                 for (i = 0; i < imgs.length; i++) {
 451                         var img = imgs[i];
 452
 453                         if (!row.hasClassName("marked")) {
 454                                 img.src = img.src.replace("mark_unset", "mark_set");
 455                                 img.alt = __("Unstar article");
 456                                 query = query + "&mark=1";
 457                         } else {
 458                                 img.src = img.src.replace("mark_set", "mark_unset");
 459                                 img.alt = __("Star article");
 460                                 query = query + "&mark=0";
 461                         }
 462                 }
 463
 464                 row.toggleClassName("marked");
 465
 466                 if (!client_only) {
 467                         new Ajax.Request("backend.php", {
 468                                 parameters: query,
 469                                 onComplete: function(transport) {
 470                                         handle_rpc_json(transport);
 471                                 } });
 472                 }
 473
 474         } catch (e) {
 475                 exception_error("toggleMark", e);
 476         }
 477 }
 478
 479 function togglePub(id, client_only, no_effects, note) {
 480         try {
 481                 var query = "?op=rpc&id=" + id + "&method=publ";
 482
 483                 if (note != undefined) {
 484                         query = query + "&note=" + param_escape(note);
 485                 } else {
 486                         query = query + "&note=undefined";
 487                 }
 488
 489                 var row = $("RROW-" + id);
 490                 if (!row) return;
 491
 492                 var imgs = row.getElementsByClassName("pubPic");
 493
 494                 for (i = 0; i < imgs.length; i++) {
 495                         var img = imgs[i];
 496
 497                         if (!row.hasClassName("published") || note != undefined) {
 498                                 img.src = img.src.replace("pub_unset", "pub_set");
 499                                 img.alt = __("Unpublish article");
 500                                 query = query + "&pub=1";
 501                         } else {
 502                                 img.src = img.src.replace("pub_set", "pub_unset");
 503                                 img.alt = __("Publish article");
 504                                 query = query + "&pub=0";
 505                         }
 506                 }
 507
 508                 if (note != undefined)
 509                         row.addClassName("published");
 510                 else
 511                         row.toggleClassName("published");
 512
 513                 if (!client_only) {
 514                         new Ajax.Request("backend.php", {
 515                                 parameters: query,
 516                                 onComplete: function(transport) {
 517                                         handle_rpc_json(transport);
 518                                 } });
 519                 }
 520
 521         } catch (e) {
 522                 exception_error("togglePub", e);
 523         }
 524 }
 525
 526 function moveToPost(mode, noscroll, noexpand) {
 527
 528         try {
 529
 530                 var rows = getVisibleArticleIds();
 531
 532                 var prev_id = false;
 533                 var next_id = false;
 534
 535                 if (!$('RROW-' + getActiveArticleId())) {
 536                         setActiveArticleId(0);
 537                 }
 538
 539                 if (!getActiveArticleId()) {
 540                         next_id = rows[0];
 541                         prev_id = rows[rows.length-1]
 542                 } else {
 543                         for (var i = 0; i < rows.length; i++) {
 544                                 if (rows[i] == getActiveArticleId()) {
 545
 546                                         // Account for adjacent identical article ids.
 547                                         if (i > 0) prev_id = rows[i-1];
 548
 549                                         for (var j = i+1; j < rows.length; j++) {
 550                                                 if (rows[j] != getActiveArticleId()) {
 551                                                         next_id = rows[j];
 552                                                         break;
 553                                                 }
 554                                         }
 555                                         break;
 556                                 }
 557                         }
 558                 }
 559
 560                 if (mode == "next") {
 561                         if (next_id || getActiveArticleId()) {
 562                                 if (isCdmMode()) {
 563
 564                                         var article = $("RROW-" + getActiveArticleId());
 565                                         var ctr = $("headlines-frame");
 566
 567                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 568                                                         ctr.scrollTop + ctr.offsetHeight) {
 569
 570                                                 scrollArticle(ctr.offsetHeight/4);
 571
 572                                         } else if (next_id) {
 573                                                 cdmExpandArticle(next_id, noexpand);
 574                                                 cdmScrollToArticleId(next_id, true);
 575                                         }
 576
 577                                 } else if (next_id) {
 578                                         correctHeadlinesOffset(next_id);
 579                                         view(next_id, getActiveFeedId(), noexpand);
 580                                 }
 581                         }
 582                 }
 583
 584                 if (mode == "prev") {
 585                         if (prev_id || getActiveArticleId()) {
 586                                 if (isCdmMode()) {
 587
 588                                         var article = $("RROW-" + getActiveArticleId());
 589                                         var prev_article = $("RROW-" + prev_id);
 590                                         var ctr = $("headlines-frame");
 591
 592                                         if (!getInitParam("cdm_expanded")) {
 593
 594                                                 if (!noscroll && article.offsetTop < ctr.scrollTop) {
 595                                                         scrollArticle(-ctr.offsetHeight/4);
 596                                                 } else {
 597                                                         cdmExpandArticle(prev_id, noexpand);
 598                                                         cdmScrollToArticleId(prev_id, true);
 599                                                 }
 600                                         } else {
 601
 602                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 603                                                         scrollArticle(-ctr.offsetHeight/3);
 604                                                 } else if (!noscroll && prev_article &&
 605                                                                 prev_article.offsetTop < ctr.scrollTop) {
 606                                                         cdmExpandArticle(prev_id, noexpand);
 607                                                         scrollArticle(-ctr.offsetHeight/4);
 608                                                 } else if (prev_id) {
 609                                                         cdmExpandArticle(prev_id, noexpand);
 610                                                         cdmScrollToArticleId(prev_id, noscroll);
 611                                                 }
 612                                         }
 613
 614                                 } else if (prev_id) {
 615                                         correctHeadlinesOffset(prev_id);
 616                                         view(prev_id, getActiveFeedId(), noexpand);
 617                                 }
 618                         }
 619                 }
 620
 621         } catch (e) {
 622                 exception_error("moveToPost", e);
 623         }
 624 }
 625
 626 function toggleSelected(id, force_on) {
 627         try {
 628                 var row = $("RROW-" + id);
 629
 630                 if (row) {
 631                         var cb = dijit.getEnclosingWidget(
 632                                         row.getElementsByClassName("rchk")[0]);
 633
 634                         if (row.hasClassName('Selected') && !force_on) {
 635                                 row.removeClassName('Selected');
 636                                 if (cb) cb.attr("checked", false);
 637                         } else {
 638                                 row.addClassName('Selected');
 639                                 if (cb) cb.attr("checked", true);
 640                         }
 641                 }
 642
 643                 updateSelectedPrompt();
 644         } catch (e) {
 645                 exception_error("toggleSelected", e);
 646         }
 647 }
 648
 649 function updateSelectedPrompt() {
 650         try {
 651                 var count = getSelectedArticleIds2().size();
 652                 var elem = $("selected_prompt");
 653
 654                 if (elem) {
 655                         elem.innerHTML = ngettext("%d article selected",
 656                                         "%d articles selected", count).replace("%d", count);
 657
 658                         if (count > 0)
 659                                 Element.show(elem);
 660                         else
 661                                 Element.hide(elem);
 662                 }
 663
 664         } catch (e) {
 665                 exception_error("updateSelectedPrompt", e);
 666         }
 667 }
 668
 669 function toggleUnread_afh(effect) {
 670         try {
 671
 672                 var elem = effect.element;
 673                 elem.style.backgroundColor = "";
 674
 675         } catch (e) {
 676                 exception_error("toggleUnread_afh", e);
 677         }
 678 }
 679
 680 function toggleUnread(id, cmode, effect) {
 681         try {
 682
 683                 var row = $("RROW-" + id);
 684                 if (row) {
 685                         if (cmode == undefined || cmode == 2) {
 686                                 if (row.hasClassName("Unread")) {
 687                                         row.removeClassName("Unread");
 688
 689                                 } else {
 690                                         row.addClassName("Unread");
 691                                 }
 692
 693                         } else if (cmode == 0) {
 694
 695                                 row.removeClassName("Unread");
 696
 697                         } else if (cmode == 1) {
 698                                 row.addClassName("Unread");
 699                         }
 700
 701                         if (cmode == undefined) cmode = 2;
 702
 703                         var query = "?op=rpc&method=catchupSelected" +
 704                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 705
 706 //                      notify_progress("Loading, please wait...");
 707
 708                         new Ajax.Request("backend.php", {
 709                                 parameters: query,
 710                                 onComplete: function(transport) {
 711                                         handle_rpc_json(transport);
 712                                 } });
 713
 714                 }
 715
 716         } catch (e) {
 717                 exception_error("toggleUnread", e);
 718         }
 719 }
 720
 721 function selectionRemoveLabel(id, ids) {
 722         try {
 723
 724                 if (!ids) ids = getSelectedArticleIds2();
 725
 726                 if (ids.length == 0) {
 727                         alert(__("No articles are selected."));
 728                         return;
 729                 }
 730
 731                 var query = "?op=article&method=removeFromLabel&ids=" +
 732                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 733
 734                 console.log(query);
 735
 736                 new Ajax.Request("backend.php", {
 737                         parameters: query,
 738                         onComplete: function(transport) {
 739                                 handle_rpc_json(transport);
 740                                 show_labels_in_headlines(transport);
 741                         } });
 742
 743         } catch (e) {
 744                 exception_error("selectionAssignLabel", e);
 745
 746         }
 747 }
 748
 749 function selectionAssignLabel(id, ids) {
 750         try {
 751
 752                 if (!ids) ids = getSelectedArticleIds2();
 753
 754                 if (ids.length == 0) {
 755                         alert(__("No articles are selected."));
 756                         return;
 757                 }
 758
 759                 var query = "?op=article&method=assignToLabel&ids=" +
 760                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 761
 762                 console.log(query);
 763
 764                 new Ajax.Request("backend.php", {
 765                         parameters: query,
 766                         onComplete: function(transport) {
 767                                 handle_rpc_json(transport);
 768                                 show_labels_in_headlines(transport);
 769                         } });
 770
 771         } catch (e) {
 772                 exception_error("selectionAssignLabel", e);
 773
 774         }
 775 }
 776
 777 function selectionToggleUnread(set_state, callback, no_error, ids) {
 778         try {
 779                 var rows = ids ? ids : getSelectedArticleIds2();
 780
 781                 if (rows.length == 0 && !no_error) {
 782                         alert(__("No articles are selected."));
 783                         return;
 784                 }
 785
 786                 for (var i = 0; i < rows.length; i++) {
 787                         var row = $("RROW-" + rows[i]);
 788                         if (row) {
 789                                 if (set_state == undefined) {
 790                                         if (row.hasClassName("Unread")) {
 791                                                 row.removeClassName("Unread");
 792                                         } else {
 793                                                 row.addClassName("Unread");
 794                                         }
 795                                 }
 796
 797                                 if (set_state == false) {
 798                                         row.removeClassName("Unread");
 799                                 }
 800
 801                                 if (set_state == true) {
 802                                         row.addClassName("Unread");
 803                                 }
 804                         }
 805                 }
 806
 807                 if (rows.length > 0) {
 808
 809                         var cmode = "";
 810
 811                         if (set_state == undefined) {
 812                                 cmode = "2";
 813                         } else if (set_state == true) {
 814                                 cmode = "1";
 815                         } else if (set_state == false) {
 816                                 cmode = "0";
 817                         }
 818
 819                         var query = "?op=rpc&method=catchupSelected" +
 820                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 821
 822                         notify_progress("Loading, please wait...");
 823
 824                         new Ajax.Request("backend.php", {
 825                                 parameters: query,
 826                                 onComplete: function(transport) {
 827                                         handle_rpc_json(transport);
 828                                         if (callback) callback(transport);
 829                                 } });
 830
 831                 }
 832
 833         } catch (e) {
 834                 exception_error("selectionToggleUnread", e);
 835         }
 836 }
 837
 838 // sel_state ignored
 839 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 840         try {
 841
 842                 var rows = ids ? ids : getSelectedArticleIds2();
 843
 844                 if (rows.length == 0 && !no_error) {
 845                         alert(__("No articles are selected."));
 846                         return;
 847                 }
 848
 849                 for (var i = 0; i < rows.length; i++) {
 850                         toggleMark(rows[i], true, true);
 851                 }
 852
 853                 if (rows.length > 0) {
 854
 855                         var query = "?op=rpc&method=markSelected&ids=" +
 856                                 param_escape(rows.toString()) + "&cmode=2";
 857
 858                         new Ajax.Request("backend.php", {
 859                                 parameters: query,
 860                                 onComplete: function(transport) {
 861                                         handle_rpc_json(transport);
 862                                         if (callback) callback(transport);
 863                                 } });
 864
 865                 }
 866
 867         } catch (e) {
 868                 exception_error("selectionToggleMarked", e);
 869         }
 870 }
 871
 872 // sel_state ignored
 873 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 874         try {
 875
 876                 var rows = ids ? ids : getSelectedArticleIds2();
 877
 878                 if (rows.length == 0 && !no_error) {
 879                         alert(__("No articles are selected."));
 880                         return;
 881                 }
 882
 883                 for (var i = 0; i < rows.length; i++) {
 884                         togglePub(rows[i], true, true);
 885                 }
 886
 887                 if (rows.length > 0) {
 888
 889                         var query = "?op=rpc&method=publishSelected&ids=" +
 890                                 param_escape(rows.toString()) + "&cmode=2";
 891
 892                         new Ajax.Request("backend.php", {
 893                                 parameters: query,
 894                                 onComplete: function(transport) {
 895                                         handle_rpc_json(transport);
 896                                 } });
 897
 898                 }
 899
 900         } catch (e) {
 901                 exception_error("selectionToggleMarked", e);
 902         }
 903 }
 904
 905 function getSelectedArticleIds2() {
 906
 907         var rv = [];
 908
 909         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 910                 function(child) {
 911                         rv.push(child.id.replace("RROW-", ""));
 912                 });
 913
 914         return rv;
 915 }
 916
 917 function getLoadedArticleIds() {
 918         var rv = [];
 919
 920         var children = $$("#headlines-frame > div[id*=RROW-]");
 921
 922         children.each(function(child) {
 923                         rv.push(child.id.replace("RROW-", ""));
 924                 });
 925
 926         return rv;
 927
 928 }
 929
 930 // mode = all,none,unread,invert,marked,published
 931 function selectArticles(mode) {
 932         try {
 933
 934                 var children = $$("#headlines-frame > div[id*=RROW]");
 935
 936                 children.each(function(child) {
 937                         var id = child.id.replace("RROW-", "");
 938
 939                         var cb = dijit.getEnclosingWidget(
 940                                         child.getElementsByClassName("rchk")[0]);
 941
 942                         if (mode == "all") {
 943                                 child.addClassName("Selected");
 944                                 if (cb) cb.attr("checked", true);
 945                         } else if (mode == "unread") {
 946                                 if (child.hasClassName("Unread")) {
 947                                         child.addClassName("Selected");
 948                                         if (cb) cb.attr("checked", true);
 949                                 } else {
 950                                         child.removeClassName("Selected");
 951                                         if (cb) cb.attr("checked", false);
 952                                 }
 953                         } else if (mode == "marked") {
 954                                 if (child.hasClassName("marked")) {
 955                                         child.addClassName("Selected");
 956                                         if (cb) cb.attr("checked", true);
 957                                 } else {
 958                                         child.removeClassName("Selected");
 959                                         if (cb) cb.attr("checked", false);
 960                                 }
 961                         } else if (mode == "published") {
 962                                 if (child.hasClassName("published")) {
 963                                         child.addClassName("Selected");
 964                                         if (cb) cb.attr("checked", true);
 965                                 } else {
 966                                         child.removeClassName("Selected");
 967                                         if (cb) cb.attr("checked", false);
 968                                 }
 969
 970                         } else if (mode == "invert") {
 971                                 if (child.hasClassName("Selected")) {
 972                                         child.removeClassName("Selected");
 973                                         if (cb) cb.attr("checked", false);
 974                                 } else {
 975                                         child.addClassName("Selected");
 976                                         if (cb) cb.attr("checked", true);
 977                                 }
 978
 979                         } else {
 980                                 child.removeClassName("Selected");
 981                                 if (cb) cb.attr("checked", false);
 982                         }
 983                 });
 984
 985                 updateSelectedPrompt();
 986
 987         } catch (e) {
 988                 exception_error("selectArticles", e);
 989         }
 990 }
 991
 992 function deleteSelection() {
 993
 994         try {
 995
 996                 var rows = getSelectedArticleIds2();
 997
 998                 if (rows.length == 0) {
 999                         alert(__("No articles are selected."));
1000                         return;
1001                 }
1002
1003                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1004                 var str;
1005
1006                 if (getActiveFeedId() != 0) {
1007                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
1008                 } else {
1009                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
1010                 }
1011
1012                 str = str.replace("%d", rows.length);
1013                 str = str.replace("%s", fn);
1014
1015                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1016                         return;
1017                 }
1018
1019                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
1020
1021                 console.log(query);
1022
1023                 new Ajax.Request("backend.php", {
1024                         parameters: query,
1025                         onComplete: function(transport) {
1026                                         handle_rpc_json(transport);
1027                                         viewCurrentFeed();
1028                                 } });
1029
1030         } catch (e) {
1031                 exception_error("deleteSelection", e);
1032         }
1033 }
1034
1035 function archiveSelection() {
1036
1037         try {
1038
1039                 var rows = getSelectedArticleIds2();
1040
1041                 if (rows.length == 0) {
1042                         alert(__("No articles are selected."));
1043                         return;
1044                 }
1045
1046                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1047                 var str;
1048                 var op;
1049
1050                 if (getActiveFeedId() != 0) {
1051                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1052                         op = "archive";
1053                 } else {
1054                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1055
1056                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1057
1058                         op = "unarchive";
1059                 }
1060
1061                 str = str.replace("%d", rows.length);
1062                 str = str.replace("%s", fn);
1063
1064                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1065                         return;
1066                 }
1067
1068                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1069
1070                 console.log(query);
1071
1072                 for (var i = 0; i < rows.length; i++) {
1073                         cache_delete("article:" + rows[i]);
1074                 }
1075
1076                 new Ajax.Request("backend.php", {
1077                         parameters: query,
1078                         onComplete: function(transport) {
1079                                         handle_rpc_json(transport);
1080                                         viewCurrentFeed();
1081                                 } });
1082
1083         } catch (e) {
1084                 exception_error("archiveSelection", e);
1085         }
1086 }
1087
1088 function catchupSelection() {
1089
1090         try {
1091
1092                 var rows = getSelectedArticleIds2();
1093
1094                 if (rows.length == 0) {
1095                         alert(__("No articles are selected."));
1096                         return;
1097                 }
1098
1099                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1100
1101                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1102
1103                 str = str.replace("%d", rows.length);
1104                 str = str.replace("%s", fn);
1105
1106                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1107                         return;
1108                 }
1109
1110                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1111
1112         } catch (e) {
1113                 exception_error("catchupSelection", e);
1114         }
1115 }
1116
1117 function editArticleTags(id) {
1118                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1119
1120                 if (dijit.byId("editTagsDlg"))
1121                         dijit.byId("editTagsDlg").destroyRecursive();
1122
1123                 dialog = new dijit.Dialog({
1124                         id: "editTagsDlg",
1125                         title: __("Edit article Tags"),
1126                         style: "width: 600px",
1127                         execute: function() {
1128                                 if (this.validate()) {
1129                                         var query = dojo.objectToQuery(this.attr('value'));
1130
1131                                         notify_progress("Saving article tags...", true);
1132
1133                                         new Ajax.Request("backend.php", {
1134                                         parameters: query,
1135                                         onComplete: function(transport) {
1136                                                 try {
1137                                                         notify('');
1138                                                         dialog.hide();
1139
1140                                                         var data = JSON.parse(transport.responseText);
1141
1142                                                         if (data) {
1143                                                                 var id = data.id;
1144
1145                                                                 console.log(id);
1146
1147                                                                 var tags = $("ATSTR-" + id);
1148                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1149
1150                                                                 if (tags) tags.innerHTML = data.content;
1151                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1152                                                         }
1153                                                 } catch (e) {
1154                                                         exception_error("editArticleTags/inner", e);
1155                                                 }
1156
1157                                         }});
1158                                 }
1159                         },
1160                         href: query,
1161                 });
1162
1163                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1164                 dojo.disconnect(tmph);
1165
1166                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1167                            "backend.php?op=article&method=completeTags",
1168                            { tokens: ',', paramName: "search" });
1169                 });
1170
1171                 dialog.show();
1172
1173 }
1174
1175 function cdmScrollToArticleId(id, force) {
1176         try {
1177                 var ctr = $("headlines-frame");
1178                 var e = $("RROW-" + id);
1179
1180                 if (!e || !ctr) return;
1181
1182                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1183                                 e.offsetTop < ctr.scrollTop) {
1184
1185                         // expanded cdm has a 4px margin now
1186                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1187                 }
1188
1189         } catch (e) {
1190                 exception_error("cdmScrollToArticleId", e);
1191         }
1192 }
1193
1194 function setActiveArticleId(id) {
1195         _active_article_id = 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                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1223                                                 cencw.setAttribute('id', '');
1224                                                 Element.show(cencw);
1225                                         }
1226                                 }
1227                         }
1228                 );
1229
1230         } catch (e) {
1231                 exception_error("unpackVisibleHeadlines", e);
1232         }
1233 }
1234
1235 function headlines_scroll_handler(e) {
1236         try {
1237                 var hsp = $("headlines-spacer");
1238
1239                 unpackVisibleHeadlines();
1240
1241                 if (!_infscroll_disable) {
1242                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1243                                         (e.scrollHeight != 0 &&
1244                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1245
1246                                 if (hsp)
1247                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1248                                                 __("Loading, please wait...");
1249
1250                                 loadMoreHeadlines();
1251                                 return;
1252
1253                         }
1254                 } else {
1255                         if (hsp) hsp.innerHTML = "";
1256                 }
1257
1258                 if (getInitParam("cdm_auto_catchup") == 1) {
1259
1260                         // let's get DOM some time to settle down
1261                         var ts = new Date().getTime();
1262                         if (ts - _last_headlines_update < 100) return;
1263
1264                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1265                                 function(child) {
1266                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1267                                                         (child.offsetTop + child.offsetHeight/2)) {
1268
1269                                                 var id = child.id.replace("RROW-", "");
1270
1271                                                 if (catchup_id_batch.indexOf(id) == -1)
1272                                                         catchup_id_batch.push(id);
1273
1274                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1275                                         }
1276                                 });
1277
1278                         if (catchup_id_batch.length > 0) {
1279                                 window.clearTimeout(catchup_timeout_id);
1280
1281                                 if (!_infscroll_request_sent) {
1282                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1283                                                 500);
1284                                 }
1285                         }
1286                 }
1287
1288         } catch (e) {
1289                 console.warn("headlines_scroll_handler: " + e);
1290         }
1291 }
1292
1293 function catchupBatchedArticles() {
1294         try {
1295                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1296
1297                         // make a copy of the array
1298                         var batch = catchup_id_batch.slice();
1299                         var query = "?op=rpc&method=catchupSelected" +
1300                                 "&cmode=0&ids=" + param_escape(batch.toString());
1301
1302                         console.log(query);
1303
1304                         new Ajax.Request("backend.php", {
1305                                 parameters: query,
1306                                 onComplete: function(transport) {
1307                                         handle_rpc_json(transport);
1308
1309                                         reply = JSON.parse(transport.responseText);
1310                                         var batch = reply.ids;
1311
1312                                         batch.each(function(id) {
1313                                                 console.log(id);
1314                                                 var elem = $("RROW-" + id);
1315                                                 if (elem) elem.removeClassName("Unread");
1316                                                 catchup_id_batch.remove(id);
1317                                         });
1318
1319                                 } });
1320                 }
1321
1322         } catch (e) {
1323                 exception_error("catchupBatchedArticles", e);
1324         }
1325 }
1326
1327 function catchupRelativeToArticle(below, id) {
1328
1329         try {
1330
1331                 if (!id) id = getActiveArticleId();
1332
1333                 if (!id) {
1334                         alert(__("No article is selected."));
1335                         return;
1336                 }
1337
1338                 var visible_ids = getVisibleArticleIds();
1339
1340                 var ids_to_mark = new Array();
1341
1342                 if (!below) {
1343                         for (var i = 0; i < visible_ids.length; i++) {
1344                                 if (visible_ids[i] != id) {
1345                                         var e = $("RROW-" + visible_ids[i]);
1346
1347                                         if (e && e.hasClassName("Unread")) {
1348                                                 ids_to_mark.push(visible_ids[i]);
1349                                         }
1350                                 } else {
1351                                         break;
1352                                 }
1353                         }
1354                 } else {
1355                         for (var i = visible_ids.length-1; i >= 0; i--) {
1356                                 if (visible_ids[i] != id) {
1357                                         var e = $("RROW-" + visible_ids[i]);
1358
1359                                         if (e && e.hasClassName("Unread")) {
1360                                                 ids_to_mark.push(visible_ids[i]);
1361                                         }
1362                                 } else {
1363                                         break;
1364                                 }
1365                         }
1366                 }
1367
1368                 if (ids_to_mark.length == 0) {
1369                         alert(__("No articles found to mark"));
1370                 } else {
1371                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1372
1373                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1374
1375                                 for (var i = 0; i < ids_to_mark.length; i++) {
1376                                         var e = $("RROW-" + ids_to_mark[i]);
1377                                         e.removeClassName("Unread");
1378                                 }
1379
1380                                 var query = "?op=rpc&method=catchupSelected" +
1381                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1382
1383                                 new Ajax.Request("backend.php", {
1384                                         parameters: query,
1385                                         onComplete: function(transport) {
1386                                                 handle_rpc_json(transport);
1387                                         } });
1388
1389                         }
1390                 }
1391
1392         } catch (e) {
1393                 exception_error("catchupRelativeToArticle", e);
1394         }
1395 }
1396
1397 function cdmCollapseArticle(event, id) {
1398         try {
1399                 var row = $("RROW-" + id);
1400                 var elem = $("CICD-" + id);
1401
1402                 if (elem && row) {
1403                         var collapse = $$("div#RROW-" + id +
1404                                 " span[class='collapseBtn']")[0];
1405
1406                         Element.hide(elem);
1407                         Element.show("CEXC-" + id);
1408                         Element.hide(collapse);
1409                         row.removeClassName("active");
1410
1411                         markHeadline(id, false);
1412
1413                         if (id == getActiveArticleId()) {
1414                                 setActiveArticleId(0);
1415                         }
1416
1417                         if (event) Event.stop(event);
1418                 }
1419
1420         } catch (e) {
1421                 exception_error("cdmCollapseArticle", e);
1422         }
1423 }
1424
1425 function cdmUnexpandArticle(event, id) {
1426         try {
1427                 var row = $("RROW-" + id);
1428                 var elem = $("CICD-" + id);
1429
1430                 if (elem && row) {
1431                         var collapse = $$("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 (event) Event.stop(event);
1439                 }
1440
1441         } catch (e) {
1442                 exception_error("cdmUnexpandArticle", e);
1443         }
1444 }
1445
1446 function cdmExpandArticle(id, noexpand) {
1447         try {
1448                 console.log("cdmExpandArticle " + id);
1449
1450                 if (!$("RROW-" + id)) return false;
1451
1452                 var oldrow = $("RROW-" + getActiveArticleId());
1453
1454                 var elem = $("CICD-" + getActiveArticleId());
1455
1456                 if (id == getActiveArticleId() && Element.visible(elem))
1457                         return true;
1458
1459                 selectArticles("none");
1460
1461                 var old_offset = $("RROW-" + id).offsetTop;
1462
1463                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1464                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1465                                 " span[class='collapseBtn']")[0];
1466
1467                         Element.hide(elem);
1468                         Element.show("CEXC-" + getActiveArticleId());
1469                         Element.hide(collapse);
1470                 }
1471
1472                 if (oldrow) oldrow.removeClassName("active");
1473
1474                 setActiveArticleId(id);
1475
1476                 elem = $("CICD-" + id);
1477
1478                 var collapse = $$("div#RROW-" + id +
1479                                 " span[class='collapseBtn']")[0];
1480
1481                 var cencw = $("CENCW-" + id);
1482
1483                 if (!Element.visible(elem) && !noexpand) {
1484                         if (cencw) {
1485                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1486                                 cencw.setAttribute('id', '');
1487                                 Element.show(cencw);
1488                         }
1489
1490                         Element.show(elem);
1491                         Element.hide("CEXC-" + id);
1492                         Element.show(collapse);
1493                 }
1494
1495                 var new_offset = $("RROW-" + id).offsetTop;
1496
1497                 if (old_offset > new_offset)
1498                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1499
1500                 if (!noexpand)
1501                         toggleUnread(id, 0, true);
1502                 toggleSelected(id);
1503                 $("RROW-" + id).addClassName("active");
1504
1505         } catch (e) {
1506                 exception_error("cdmExpandArticle", e);
1507         }
1508
1509         return false;
1510 }
1511
1512 function fixHeadlinesOrder(ids) {
1513         try {
1514                 for (var i = 0; i < ids.length; i++) {
1515                         var e = $("RROW-" + ids[i]);
1516
1517                         if (e) {
1518                                 if (i % 2 == 0) {
1519                                         e.removeClassName("even");
1520                                         e.addClassName("odd");
1521                                 } else {
1522                                         e.removeClassName("odd");
1523                                         e.addClassName("even");
1524                                 }
1525                         }
1526                 }
1527         } catch (e) {
1528                 exception_error("fixHeadlinesOrder", e);
1529         }
1530 }
1531
1532 function getArticleUnderPointer() {
1533         return post_under_pointer;
1534 }
1535
1536 function scrollArticle(offset) {
1537         try {
1538                 if (!isCdmMode()) {
1539                         var ci = $("content-insert");
1540                         if (ci) {
1541                                 ci.scrollTop += offset;
1542                         }
1543                 } else {
1544                         var hi = $("headlines-frame");
1545                         if (hi) {
1546                                 hi.scrollTop += offset;
1547                         }
1548
1549                 }
1550         } catch (e) {
1551                 exception_error("scrollArticle", e);
1552         }
1553 }
1554
1555 function show_labels_in_headlines(transport) {
1556         try {
1557                 var data = JSON.parse(transport.responseText);
1558
1559                 if (data) {
1560                         data['info-for-headlines'].each(function(elem) {
1561                                 var ctr = $("HLLCTR-" + elem.id);
1562
1563                                 if (ctr) ctr.innerHTML = elem.labels;
1564                         });
1565                 }
1566         } catch (e) {
1567                 exception_error("show_labels_in_headlines", e);
1568         }
1569 }
1570
1571 function dismissArticle(id) {
1572         try {
1573                 var elem = $("RROW-" + id);
1574
1575                 if (!elem) return;
1576
1577                 toggleUnread(id, 0, true);
1578
1579                 new Effect.Fade(elem, {duration : 0.5});
1580
1581                 if (id == getActiveArticleId()) {
1582                         setActiveArticleId(0);
1583                 }
1584
1585         } catch (e) {
1586                 exception_error("dismissArticle", e);
1587         }
1588 }
1589
1590 function dismissSelectedArticles() {
1591         try {
1592
1593                 var ids = getVisibleArticleIds();
1594                 var tmp = [];
1595                 var sel = [];
1596
1597                 for (var i = 0; i < ids.length; i++) {
1598                         var elem = $("RROW-" + ids[i]);
1599
1600                         if (elem.className && elem.hasClassName("Selected") &&
1601                                         ids[i] != getActiveArticleId()) {
1602                                 new Effect.Fade(elem, {duration : 0.5});
1603                                 sel.push(ids[i]);
1604                         } else {
1605                                 tmp.push(ids[i]);
1606                         }
1607                 }
1608
1609                 if (sel.length > 0)
1610                         selectionToggleUnread(false);
1611
1612                 fixHeadlinesOrder(tmp);
1613
1614         } catch (e) {
1615                 exception_error("dismissSelectedArticles", e);
1616         }
1617 }
1618
1619 function dismissReadArticles() {
1620         try {
1621
1622                 var ids = getVisibleArticleIds();
1623                 var tmp = [];
1624
1625                 for (var i = 0; i < ids.length; i++) {
1626                         var elem = $("RROW-" + ids[i]);
1627
1628                         if (elem.className && !elem.hasClassName("Unread") &&
1629                                         !elem.hasClassName("Selected")) {
1630
1631                                 new Effect.Fade(elem, {duration : 0.5});
1632                         } else {
1633                                 tmp.push(ids[i]);
1634                         }
1635                 }
1636
1637                 fixHeadlinesOrder(tmp);
1638
1639         } catch (e) {
1640                 exception_error("dismissSelectedArticles", e);
1641         }
1642 }
1643
1644 function getVisibleArticleIds() {
1645         var ids = [];
1646
1647         try {
1648
1649                 getLoadedArticleIds().each(function(id) {
1650                         var elem = $("RROW-" + id);
1651                         if (elem && Element.visible(elem))
1652                                 ids.push(id);
1653                         });
1654
1655         } catch (e) {
1656                 exception_error("getVisibleArticleIds", e);
1657         }
1658
1659         return ids;
1660 }
1661
1662 function cdmClicked(event, id) {
1663         try {
1664                 //var shift_key = event.shiftKey;
1665
1666                 if (!event.ctrlKey) {
1667
1668                         if (!getInitParam("cdm_expanded")) {
1669                                 return cdmExpandArticle(id);
1670                         } else {
1671
1672                                 var elem = $("RROW-" + getActiveArticleId());
1673
1674                                 if (elem) elem.removeClassName("active");
1675
1676                                 selectArticles("none");
1677                                 toggleSelected(id);
1678
1679                                 var elem = $("RROW-" + id);
1680                                 var article_is_unread = elem.hasClassName("Unread");
1681
1682                                 elem.removeClassName("Unread");
1683                                 elem.addClassName("active");
1684
1685                                 setActiveArticleId(id);
1686
1687                                 if (article_is_unread) {
1688                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1689                                 }
1690
1691                                 var query = "?op=rpc&method=catchupSelected" +
1692                                         "&cmode=0&ids=" + param_escape(id);
1693
1694                                 new Ajax.Request("backend.php", {
1695                                         parameters: query,
1696                                         onComplete: function(transport) {
1697                                                 handle_rpc_json(transport);
1698                                         } });
1699
1700                                 return !event.shiftKey;
1701                         }
1702
1703                 } else {
1704                         toggleSelected(id, true);
1705
1706                         var elem = $("RROW-" + id);
1707                         var article_is_unread = elem.hasClassName("Unread");
1708
1709                         if (article_is_unread) {
1710                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1711                         }
1712
1713                         toggleUnread(id, 0, false);
1714
1715                         openArticleInNewWindow(id);
1716                 }
1717
1718                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1719                 request_counters(unread_in_buffer == 0);
1720
1721         } catch (e) {
1722                 exception_error("cdmClicked");
1723         }
1724
1725         return false;
1726 }
1727
1728 function hlClicked(event, id) {
1729         try {
1730                 if (event.which == 2) {
1731                         view(id);
1732                         return true;
1733                 } else if (event.ctrlKey) {
1734                         toggleSelected(id, true);
1735                         toggleUnread(id, 0, false);
1736                         openArticleInNewWindow(id);
1737                         return false;
1738                 } else {
1739                         view(id);
1740                         return false;
1741                 }
1742
1743         } catch (e) {
1744                 exception_error("hlClicked");
1745         }
1746 }
1747
1748 function getFirstVisibleHeadlineId() {
1749         var rows = getVisibleArticleIds();
1750         return rows[0];
1751
1752 }
1753
1754 function getLastVisibleHeadlineId() {
1755         var rows = getVisibleArticleIds();
1756         return rows[rows.length-1];
1757 }
1758
1759 function openArticleInNewWindow(id) {
1760         toggleUnread(id, 0, false);
1761         window.open("backend.php?op=article&method=redirect&id=" + id);
1762 }
1763
1764 function isCdmMode() {
1765         return getInitParam("combined_display_mode");
1766 }
1767
1768 function markHeadline(id, marked) {
1769         if (marked == undefined) marked = true;
1770
1771         var row = $("RROW-" + id);
1772         if (row) {
1773                 var check = dijit.getEnclosingWidget(
1774                                 row.getElementsByClassName("rchk")[0]);
1775
1776                 if (check) {
1777                         check.attr("checked", marked);
1778                 }
1779
1780                 if (marked)
1781                         row.addClassName("Selected");
1782                 else
1783                         row.removeClassName("Selected");
1784         }
1785 }
1786
1787 function getRelativePostIds(id, limit) {
1788
1789         var tmp = [];
1790
1791         try {
1792
1793                 if (!limit) limit = 6; //3
1794
1795                 var ids = getVisibleArticleIds();
1796
1797                 for (var i = 0; i < ids.length; i++) {
1798                         if (ids[i] == id) {
1799                                 for (var k = 1; k <= limit; k++) {
1800                                         //if (i > k-1) tmp.push(ids[i-k]);
1801                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1802                                 }
1803                                 break;
1804                         }
1805                 }
1806
1807         } catch (e) {
1808                 exception_error("getRelativePostIds", e);
1809         }
1810
1811         return tmp;
1812 }
1813
1814 function correctHeadlinesOffset(id) {
1815
1816         try {
1817
1818                 var container = $("headlines-frame");
1819                 var row = $("RROW-" + id);
1820
1821                 if (!container || !row) return;
1822
1823                 var viewport = container.offsetHeight;
1824
1825                 var rel_offset_top = row.offsetTop - container.scrollTop;
1826                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1827
1828                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1829                 //console.log("Vport: " + viewport);
1830
1831                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1832                         container.scrollTop = row.offsetTop;
1833                 } else if (rel_offset_bottom > viewport) {
1834
1835                         /* doesn't properly work with Opera in some cases because
1836                                 Opera fucks up element scrolling */
1837
1838                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1839                 }
1840
1841         } catch (e) {
1842                 exception_error("correctHeadlinesOffset", e);
1843         }
1844
1845 }
1846
1847 function headlineActionsChange(elem) {
1848         try {
1849                 eval(elem.value);
1850                 elem.attr('value', 'false');
1851         } catch (e) {
1852                 exception_error("headlineActionsChange", e);
1853         }
1854 }
1855
1856 function closeArticlePanel() {
1857
1858         if (dijit.byId("content-insert"))
1859                 dijit.byId("headlines-wrap-inner").removeChild(
1860                         dijit.byId("content-insert"));
1861 }
1862
1863 function initHeadlinesMenu() {
1864         try {
1865                 if (dijit.byId("headlinesMenu"))
1866                         dijit.byId("headlinesMenu").destroyRecursive();
1867
1868                 var ids = [];
1869
1870                 if (!isCdmMode()) {
1871                         nodes = $$("#headlines-frame > div[id*=RROW]");
1872                 } else {
1873                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1874                 }
1875
1876                 nodes.each(function(node) {
1877                         ids.push(node.id);
1878                 });
1879
1880                 var menu = new dijit.Menu({
1881                         id: "headlinesMenu",
1882                         targetNodeIds: ids,
1883                 });
1884
1885                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1886                         var callerNode = event.target, match = null, tries = 0;
1887
1888                         while (match == null && callerNode && tries <= 3) {
1889                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1890                                 callerNode = callerNode.parentNode;
1891                                 ++tries;
1892                         }
1893
1894                         if (match) this.callerRowId = parseInt(match[1]);
1895
1896                 });
1897
1898 /*              if (!isCdmMode())
1899                         menu.addChild(new dijit.MenuItem({
1900                                 label: __("View article"),
1901                                 onClick: function(event) {
1902                                         view(this.getParent().callerRowId);
1903                                 }})); */
1904
1905                 menu.addChild(new dijit.MenuItem({
1906                         label: __("Open original article"),
1907                         onClick: function(event) {
1908                                 openArticleInNewWindow(this.getParent().callerRowId);
1909                         }}));
1910
1911                 menu.addChild(new dijit.MenuItem({
1912                         label: __("Display article URL"),
1913                         onClick: function(event) {
1914                                 displayArticleUrl(this.getParent().callerRowId);
1915                         }}));
1916
1917                 menu.addChild(new dijit.MenuSeparator());
1918
1919                 menu.addChild(new dijit.MenuItem({
1920                         label: __("Toggle unread"),
1921                         onClick: function(event) {
1922                                 var ids = getSelectedArticleIds2();
1923                                 // cast to string
1924                                 var id = this.getParent().callerRowId + "";
1925                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1926
1927                                 selectionToggleUnread(undefined, false, true, ids);
1928                                 }}));
1929
1930                 menu.addChild(new dijit.MenuItem({
1931                         label: __("Toggle marked"),
1932                         onClick: function(event) {
1933                                 var ids = getSelectedArticleIds2();
1934                                 // cast to string
1935                                 var id = this.getParent().callerRowId + "";
1936                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1937
1938                                 selectionToggleMarked(undefined, false, true, ids);
1939                                 }}));
1940
1941                 menu.addChild(new dijit.MenuItem({
1942                         label: __("Toggle published"),
1943                         onClick: function(event) {
1944                                 var ids = getSelectedArticleIds2();
1945                                 // cast to string
1946                                 var id = this.getParent().callerRowId + "";
1947                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1948
1949                                 selectionTogglePublished(undefined, false, true, ids);
1950                                 }}));
1951
1952                 menu.addChild(new dijit.MenuSeparator());
1953
1954                 menu.addChild(new dijit.MenuItem({
1955                         label: __("Mark above as read"),
1956                         onClick: function(event) {
1957                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1958                                 }}));
1959
1960                 menu.addChild(new dijit.MenuItem({
1961                         label: __("Mark below as read"),
1962                         onClick: function(event) {
1963                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1964                                 }}));
1965
1966
1967                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1968
1969                 if (labels) {
1970
1971                         menu.addChild(new dijit.MenuSeparator());
1972
1973                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1974                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1975
1976                         labels.each(function(label) {
1977                                 var id = label.id[0];
1978                                 var bare_id = id.substr(id.indexOf(":")+1);
1979                                 var name = label.name[0];
1980
1981                                 bare_id = feed_to_label_id(bare_id);
1982
1983                                 labelAddMenu.addChild(new dijit.MenuItem({
1984                                         label: name,
1985                                         labelId: bare_id,
1986                                         onClick: function(event) {
1987                                                 var ids = getSelectedArticleIds2();
1988                                                 // cast to string
1989                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1990
1991                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1992
1993                                                 selectionAssignLabel(this.labelId, ids);
1994                                 }}));
1995
1996                                 labelDelMenu.addChild(new dijit.MenuItem({
1997                                         label: name,
1998                                         labelId: bare_id,
1999                                         onClick: function(event) {
2000                                                 var ids = getSelectedArticleIds2();
2001                                                 // cast to string
2002                                                 var id = this.getParent().ownerMenu.callerRowId + "";
2003
2004                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2005
2006                                                 selectionRemoveLabel(this.labelId, ids);
2007                                 }}));
2008
2009                         });
2010
2011                         menu.addChild(new dijit.PopupMenuItem({
2012                                 label: __("Assign label"),
2013                                 popup: labelAddMenu,
2014                         }));
2015
2016                         menu.addChild(new dijit.PopupMenuItem({
2017                                 label: __("Remove label"),
2018                                 popup: labelDelMenu,
2019                         }));
2020
2021                 }
2022
2023                 menu.startup();
2024
2025         } catch (e) {
2026                 exception_error("initHeadlinesMenu", e);
2027         }
2028 }
2029
2030 function cache_set(id, obj) {
2031         //console.log("cache_set: " + id);
2032         if (has_storage)
2033                 try {
2034                         sessionStorage[id] = obj;
2035                 } catch (e) {
2036                         sessionStorage.clear();
2037                 }
2038 }
2039
2040 function cache_get(id) {
2041         if (has_storage)
2042                 return sessionStorage[id];
2043 }
2044
2045 function cache_clear() {
2046         if (has_storage)
2047                 sessionStorage.clear();
2048 }
2049
2050 function cache_delete(id) {
2051         if (has_storage)
2052                 sessionStorage.removeItem(id);
2053 }
2054
2055 function cancelSearch() {
2056         try {
2057                 _search_query = "";
2058                 viewCurrentFeed();
2059         } catch (e) {
2060                 exception_error("cancelSearch", e);
2061         }
2062 }
2063
2064 function setSelectionScore() {
2065         try {
2066                 var ids = getSelectedArticleIds2();
2067
2068                 if (ids.length > 0) {
2069                         console.log(ids);
2070
2071                         var score = prompt(__("Please enter new score for selected articles:"), score);
2072
2073                         if (score != undefined) {
2074                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2075                                         "&score=" + param_escape(score);
2076
2077                                 new Ajax.Request("backend.php", {
2078                                         parameters: query,
2079                                         onComplete: function(transport) {
2080                                                 var reply = JSON.parse(transport.responseText);
2081                                                 if (reply) {
2082                                                         console.log(ids);
2083
2084                                                         ids.each(function(id) {
2085                                                                 var row = $("RROW-" + id);
2086
2087                                                                 if (row) {
2088                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2089
2090                                                                         if (pic) {
2091                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2092                                                                                         reply["score_pic"]);
2093                                                                                 pic.setAttribute("score", score);
2094                                                                         }
2095                                                                 }
2096                                                         });
2097                                                 }
2098                                         } });
2099                         }
2100
2101                 } else {
2102                         alert(__("No articles are selected."));
2103                 }
2104         } catch (e) {
2105                 exception_error("setSelectionScore", e);
2106         }
2107 }
2108
2109 function changeScore(id, pic) {
2110         try {
2111                 var score = pic.getAttribute("score");
2112
2113                 var new_score = prompt(__("Please enter new score for this article:"), score);
2114
2115                 if (new_score != undefined) {
2116
2117                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2118                                 "&score=" + param_escape(new_score);
2119
2120                         new Ajax.Request("backend.php", {
2121                                 parameters: query,
2122                                 onComplete: function(transport) {
2123                                         var reply = JSON.parse(transport.responseText);
2124
2125                                         if (reply) {
2126                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2127                                                 pic.setAttribute("score", new_score);
2128                                         }
2129                                 } });
2130                 }
2131         } catch (e) {
2132                 exception_error("changeScore", e);
2133         }
2134 }
2135
2136 function displayArticleUrl(id) {
2137         try {
2138                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2139
2140                         new Ajax.Request("backend.php", {
2141                                 parameters: query,
2142                                 onComplete: function(transport) {
2143                                         var reply = JSON.parse(transport.responseText);
2144
2145                                         if (reply && reply.link) {
2146                                                 prompt(__("Article URL:"), reply.link);
2147                                         }
2148                                 } });
2149         } catch (e) {
2150                 exception_error("changeScore", e);
2151         }
2152 }
2153
2154 function openSelectedAttachment(elem) {
2155         try {
2156                 var url = elem[elem.selectedIndex].value;
2157
2158                 if (url) {
2159                         window.open(url);
2160                         elem.selectedIndex = 0;
2161                 }
2162
2163         } catch (e) {
2164                 exception_error("openSelectedAttachment", e);
2165         }
2166 }