js/viewfeed.js

   1 var active_post_id = false;
   2
   3 var article_cache = new Array();
   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 var feed_precache_timeout_id = false;
  13 var precache_idle_timeout_id = false;
  14
  15 var cids_requested = [];
  16 var loaded_article_ids = [];
  17
  18 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  19
  20 function headlines_callback2(transport, offset, background, infscroll_req) {
  21         try {
  22                 handle_rpc_json(transport);
  23
  24                 loading_set_progress(25);
  25
  26                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  27
  28                 var is_cat = false;
  29                 var feed_id = false;
  30
  31                 var reply = false;
  32
  33                 try {
  34                         reply = JSON.parse(transport.responseText);
  35                 } catch (e) {
  36                         console.error(e);
  37                 }
  38
  39                 if (reply) {
  40
  41                         is_cat = reply['headlines']['is_cat'];
  42                         feed_id = reply['headlines']['id'];
  43
  44                         if (background) {
  45                                 var content = reply['headlines']['content'];
  46
  47                                 if (getInitParam("cdm_auto_catchup") == 1) {
  48                                         content = content + "<div id='headlines-spacer'></div>";
  49                                 }
  50
  51                                 cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], content);
  52                                 return;
  53                         }
  54
  55                         setActiveFeedId(feed_id, is_cat);
  56
  57                         dijit.getEnclosingWidget(
  58                                 document.forms["main_toolbar_form"].update).attr('disabled',
  59                                         is_cat || feed_id <= 0);
  60
  61                         try {
  62                                 if (offset == 0 && infscroll_req == false) {
  63                                         $("headlines-frame").scrollTop = 0;
  64                                 }
  65                         } catch (e) { };
  66
  67                         var headlines_count = reply['headlines-info']['count'];
  68
  69                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  70
  71                         if (parseInt(headlines_count) < getInitParam("default_article_limit")) {
  72                                 _infscroll_disable = 1;
  73                         } else {
  74                                 _infscroll_disable = 0;
  75                         }
  76
  77                         var counters = reply['counters'];
  78                         var articles = reply['articles'];
  79                         //var runtime_info = reply['runtime-info'];
  80
  81                         if (offset == 0 && infscroll_req == false) {
  82                                 loaded_article_ids = [];
  83
  84                                 dijit.byId("headlines-frame").attr('content',
  85                                         reply['headlines']['content']);
  86
  87                                 dijit.byId("headlines-toolbar").attr('content',
  88                                         reply['headlines']['toolbar']);
  89
  90                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  91                                         if (loaded_article_ids.indexOf(row.id) != -1) {
  92                                                 row.parentNode.removeChild(row);
  93                                         } else {
  94                                                 loaded_article_ids.push(row.id);
  95                                         }
  96                                 });
  97
  98                                 if (getInitParam("cdm_auto_catchup") == 1) {
  99                                         var hsp = $("headlines-spacer");
 100                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 101                                         dijit.byId('headlines-frame').domNode.appendChild(hsp);
 102                                 }
 103
 104                                 initHeadlinesMenu();
 105
 106                                 if (_search_query) {
 107                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 108                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 109                                                 "</span>";
 110                                 }
 111
 112                         } else {
 113
 114                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 115                                         console.log("adding some more headlines: " + headlines_count);
 116
 117                                         var c = dijit.byId("headlines-frame");
 118                                         var ids = getSelectedArticleIds2();
 119                                         var new_elems = [];
 120
 121                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 122
 123                                         var hsp = $("headlines-spacer");
 124
 125                                         if (hsp)
 126                                                 c.domNode.removeChild(hsp);
 127
 128                                         $$("#headlines-tmp > div").each(function(row) {
 129                                                 if (row.className == 'cdmFeedTitle') {
 130                                                         row.style.display = 'none';
 131                                                         c.domNode.appendChild(row);
 132                                                         new_elems.push(row);
 133                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 134                                                         row.style.display = 'none';
 135                                                         c.domNode.appendChild(row);
 136                                                         new_elems.push(row);
 137                                                         loaded_article_ids.push(row.id);
 138                                                 } else {
 139                                                         row.parentNode.removeChild(row);
 140                                                 }
 141                                         });
 142
 143                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 144
 145                                         fixHeadlinesOrder(getLoadedArticleIds());
 146
 147                                         if (getInitParam("cdm_auto_catchup") == 1) {
 148                                                 c.domNode.appendChild(hsp);
 149                                         }
 150
 151                                         console.log("added " + new_elems.size() + " headlines");
 152
 153                                         if (new_elems.size() == 0)
 154                                                 _infscroll_disable = true;
 155
 156                                         console.log("restore selected ids: " + ids);
 157
 158                                         for (var i = 0; i < ids.length; i++) {
 159                                                 markHeadline(ids[i]);
 160                                         }
 161
 162                                         initHeadlinesMenu();
 163
 164                                         new_elems.each(function(child) {
 165                                                 dojo.parser.parse(child);
 166
 167                                                 if (!Element.visible(child))
 168                                                         new Effect.Appear(child, { duration : 0.5 });
 169                                         });
 170
 171                                 } else {
 172                                         console.log("no new headlines received");
 173
 174                                         var hsp = $("headlines-spacer");
 175
 176                                         if (hsp) hsp.innerHTML = "";
 177                                 }
 178                         }
 179
 180                         if (headlines_count > 0)
 181                                 cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], $("headlines-frame").innerHTML);
 182
 183                         if (articles) {
 184                                 for (var i = 0; i < articles.length; i++) {
 185                                         var a_id = articles[i]['id'];
 186                                         cache_set("article:" + a_id, articles[i]['content']);
 187                                 }
 188                         } else {
 189                                 console.log("no cached articles received");
 190                         }
 191
 192                         // do not precache stuff after fresh feed
 193                         if (feed_id != -3)
 194                                 precache_headlines();
 195
 196                         if (counters)
 197                                 parse_counters(counters);
 198                         else
 199                                 request_counters();
 200
 201                 } else {
 202                         console.error("Invalid object received: " + transport.responseText);
 203                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 204                                         __('Could not update headlines (invalid object received - see error console for details)') +
 205                                         "</div>");
 206                 }
 207
 208                 _infscroll_request_sent = 0;
 209
 210                 notify("");
 211
 212         } catch (e) {
 213                 exception_error("headlines_callback2", e, transport);
 214         }
 215 }
 216
 217 function render_article(article) {
 218         try {
 219                 dijit.byId("headlines-wrap-inner").addChild(
 220                                 dijit.byId("content-insert"));
 221
 222                 var c = dijit.byId("content-insert");
 223
 224                 try {
 225                         c.domNode.scrollTop = 0;
 226                 } catch (e) { };
 227
 228                 c.attr('content', article);
 229
 230                 correctHeadlinesOffset(getActiveArticleId());
 231
 232                 try {
 233                         c.focus();
 234                 } catch (e) { };
 235
 236         } catch (e) {
 237                 exception_error("render_article", e);
 238         }
 239 }
 240
 241 function showArticleInHeadlines(id) {
 242
 243         try {
 244
 245                 selectArticles("none");
 246
 247                 var crow = $("RROW-" + id);
 248
 249                 if (!crow) return;
 250
 251                 var article_is_unread = crow.hasClassName("Unread");
 252
 253                 crow.removeClassName("Unread");
 254
 255                 selectArticles('none');
 256
 257                 var view_mode = false;
 258
 259                 try {
 260                         view_mode = document.forms['main_toolbar_form'].view_mode;
 261                         view_mode = view_mode[view_mode.selectedIndex].value;
 262                 } catch (e) {
 263                         //
 264                 }
 265
 266                 if (article_is_unread && view_mode == "all_articles") {
 267                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 268                 }
 269
 270                 markHeadline(id);
 271
 272                 if (article_is_unread)
 273                         _force_scheduled_update = true;
 274
 275         } catch (e) {
 276                 exception_error("showArticleInHeadlines", e);
 277         }
 278 }
 279
 280 function article_callback2(transport, id) {
 281         try {
 282                 console.log("article_callback2 " + id);
 283
 284                 handle_rpc_json(transport);
 285
 286                 var reply = false;
 287
 288                 try {
 289                         reply = JSON.parse(transport.responseText);
 290                 } catch (e) {
 291                         console.error(e);
 292                 }
 293
 294                 if (reply) {
 295
 296                         reply.each(function(article) {
 297                                 if (active_post_id == article['id']) {
 298                                         render_article(article['content']);
 299                                 }
 300                                 cids_requested.remove(article['id']);
 301
 302                                 cache_set("article:" + article['id'], article['content']);
 303                         });
 304
 305 //                      if (id != last_requested_article) {
 306 //                              console.log("requested article id is out of sequence, aborting");
 307 //                              return;
 308 //                      }
 309
 310                 } else {
 311                         console.error("Invalid object received: " + transport.responseText);
 312
 313                         render_article("<div class='whiteBox'>" +
 314                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 315                 }
 316
 317                 request_counters();
 318
 319                 headlines_scroll_handler($("headlines-frame"));
 320
 321 /*              try {
 322                         if (!_infscroll_disable &&
 323                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 324
 325                                 loadMoreHeadlines();
 326                         }
 327                 } catch (e) {
 328                         console.warn(e);
 329                 } */
 330
 331                 notify("");
 332         } catch (e) {
 333                 exception_error("article_callback2", e, transport);
 334         }
 335 }
 336
 337 function view(id) {
 338         try {
 339                 console.log("loading article: " + id);
 340
 341                 var cached_article = cache_get("article:" + id);
 342
 343                 console.log("cache check result: " + (cached_article != false));
 344
 345                 hideAuxDlg();
 346
 347                 var query = "?op=article&method=view&id=" + param_escape(id);
 348
 349                 var neighbor_ids = getRelativePostIds(id);
 350
 351                 /* only request uncached articles */
 352
 353                 var cids_to_request = [];
 354
 355                 for (var i = 0; i < neighbor_ids.length; i++) {
 356                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 357                                 if (!cache_get("article:" + neighbor_ids[i])) {
 358                                         cids_to_request.push(neighbor_ids[i]);
 359                                         cids_requested.push(neighbor_ids[i]);
 360                                 }
 361                 }
 362
 363                 console.log("additional ids: " + cids_to_request.toString());
 364
 365                 query = query + "&cids=" + cids_to_request.toString();
 366
 367                 var crow = $("RROW-" + id);
 368                 var article_is_unread = crow.hasClassName("Unread");
 369
 370                 active_post_id = id;
 371                 showArticleInHeadlines(id);
 372
 373                 precache_headlines();
 374
 375                 if (cached_article && article_is_unread) {
 376
 377                         query = query + "&mode=prefetch";
 378
 379                         render_article(cached_article);
 380
 381                 } else if (cached_article) {
 382
 383                         query = query + "&mode=prefetch_old";
 384                         render_article(cached_article);
 385
 386                         // if we don't need to request any relative ids, we might as well skip
 387                         // the server roundtrip altogether
 388                         if (cids_to_request.length == 0) {
 389
 390 /*                              try {
 391                                         if (!_infscroll_disable &&
 392                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 393
 394                                                         loadMoreHeadlines();
 395                                         }
 396                                 } catch (e) {
 397                                         console.warn(e);
 398                                 } */
 399
 400                                 headlines_scroll_handler($("headlines-frame"));
 401
 402                                 return;
 403                         }
 404                 }
 405
 406                 last_requested_article = id;
 407
 408                 console.log(query);
 409
 410                 if (article_is_unread) {
 411                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 412                 }
 413
 414                 new Ajax.Request("backend.php", {
 415                         parameters: query,
 416                         onComplete: function(transport) {
 417                                 article_callback2(transport, id);
 418                         } });
 419
 420                 return false;
 421
 422         } catch (e) {
 423                 exception_error("view", e);
 424         }
 425 }
 426
 427 function toggleMark(id, client_only) {
 428         try {
 429                 var query = "?op=rpc&id=" + id + "&method=mark";
 430
 431                 var img = $("FMPIC-" + id);
 432
 433                 if (!img) return;
 434
 435                 if (img.src.match("mark_unset")) {
 436                         img.src = img.src.replace("mark_unset", "mark_set");
 437                         img.alt = __("Unstar article");
 438                         query = query + "&mark=1";
 439
 440                 } else {
 441                         img.src = img.src.replace("mark_set", "mark_unset");
 442                         img.alt = __("Star article");
 443                         query = query + "&mark=0";
 444                 }
 445
 446                 cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 447
 448                 if (!client_only) {
 449                         new Ajax.Request("backend.php", {
 450                                 parameters: query,
 451                                 onComplete: function(transport) {
 452                                         handle_rpc_json(transport);
 453                                 } });
 454                 }
 455
 456         } catch (e) {
 457                 exception_error("toggleMark", e);
 458         }
 459 }
 460
 461 function togglePub(id, client_only, no_effects, note) {
 462         try {
 463                 var query = "?op=rpc&id=" + id + "&method=publ";
 464
 465                 if (note != undefined) {
 466                         query = query + "&note=" + param_escape(note);
 467                 } else {
 468                         query = query + "&note=undefined";
 469                 }
 470
 471                 var img = $("FPPIC-" + id);
 472
 473                 if (!img) return;
 474
 475                 if (img.src.match("pub_unset") || note != undefined) {
 476                         img.src = img.src.replace("pub_unset", "pub_set");
 477                         img.alt = __("Unpublish article");
 478                         query = query + "&pub=1";
 479
 480                 } else {
 481                         img.src = img.src.replace("pub_set", "pub_unset");
 482                         img.alt = __("Publish article");
 483
 484                         query = query + "&pub=0";
 485                 }
 486
 487                 cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 488
 489                 if (!client_only) {
 490                         new Ajax.Request("backend.php", {
 491                                 parameters: query,
 492                                 onComplete: function(transport) {
 493                                         handle_rpc_json(transport);
 494                                 } });
 495                 }
 496
 497         } catch (e) {
 498                 exception_error("togglePub", e);
 499         }
 500 }
 501
 502 function moveToPost(mode) {
 503
 504         try {
 505
 506                 var rows = getVisibleArticleIds();
 507
 508                 var prev_id = false;
 509                 var next_id = false;
 510
 511                 if (!$('RROW-' + active_post_id)) {
 512                         active_post_id = false;
 513                 }
 514
 515                 if (active_post_id == false) {
 516                         next_id = rows[0];
 517                         prev_id = rows[rows.length-1]
 518                 } else {
 519                         for (var i = 0; i < rows.length; i++) {
 520                                 if (rows[i] == active_post_id) {
 521
 522                                         // Account for adjacent identical article ids.
 523                                         if (i > 0) prev_id = rows[i-1];
 524
 525                                         for (var j = i+1; j < rows.length; j++) {
 526                                                 if (rows[j] != active_post_id) {
 527                                                         next_id = rows[j];
 528                                                         break;
 529                                                 }
 530                                         }
 531                                         break;
 532                                 }
 533                         }
 534                 }
 535
 536                 if (mode == "next") {
 537                         if (next_id) {
 538                                 if (isCdmMode()) {
 539
 540                                         cdmExpandArticle(next_id);
 541                                         cdmScrollToArticleId(next_id);
 542
 543                                 } else {
 544                                         correctHeadlinesOffset(next_id);
 545                                         view(next_id, getActiveFeedId());
 546                                 }
 547                         }
 548                 }
 549
 550                 if (mode == "prev") {
 551                         if (prev_id) {
 552                                 if (isCdmMode()) {
 553                                         cdmExpandArticle(prev_id);
 554                                         cdmScrollToArticleId(prev_id);
 555                                 } else {
 556                                         correctHeadlinesOffset(prev_id);
 557                                         view(prev_id, getActiveFeedId());
 558                                 }
 559                         }
 560                 }
 561
 562         } catch (e) {
 563                 exception_error("moveToPost", e);
 564         }
 565 }
 566
 567 function toggleSelected(id, force_on) {
 568         try {
 569
 570                 var cb = dijit.byId("RCHK-" + id);
 571                 var row = $("RROW-" + id);
 572
 573                 if (row) {
 574                         if (row.hasClassName('Selected') && !force_on) {
 575                                 row.removeClassName('Selected');
 576                                 if (cb) cb.attr("checked", false);
 577                         } else {
 578                                 row.addClassName('Selected');
 579                                 if (cb) cb.attr("checked", true);
 580                         }
 581                 }
 582         } catch (e) {
 583                 exception_error("toggleSelected", e);
 584         }
 585 }
 586
 587 function toggleUnread_afh(effect) {
 588         try {
 589
 590                 var elem = effect.element;
 591                 elem.style.backgroundColor = "";
 592
 593         } catch (e) {
 594                 exception_error("toggleUnread_afh", e);
 595         }
 596 }
 597
 598 function toggleUnread(id, cmode, effect) {
 599         try {
 600
 601                 var row = $("RROW-" + id);
 602                 if (row) {
 603                         if (cmode == undefined || cmode == 2) {
 604                                 if (row.hasClassName("Unread")) {
 605                                         row.removeClassName("Unread");
 606
 607                                         if (effect) {
 608                                                 new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 609                                                         afterFinish: toggleUnread_afh,
 610                                                         queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 611                                         }
 612
 613                                 } else {
 614                                         row.addClassName("Unread");
 615                                 }
 616
 617                         } else if (cmode == 0) {
 618
 619                                 row.removeClassName("Unread");
 620
 621                                 if (effect) {
 622                                         new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 623                                                 afterFinish: toggleUnread_afh,
 624                                                 queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 625                                 }
 626
 627                         } else if (cmode == 1) {
 628                                 row.addClassName("Unread");
 629                         }
 630
 631                         if (cmode == undefined) cmode = 2;
 632
 633                         var query = "?op=rpc&method=catchupSelected" +
 634                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 635
 636 //                      notify_progress("Loading, please wait...");
 637
 638                         new Ajax.Request("backend.php", {
 639                                 parameters: query,
 640                                 onComplete: function(transport) {
 641                                         handle_rpc_json(transport);
 642                                 } });
 643
 644                 }
 645
 646         } catch (e) {
 647                 exception_error("toggleUnread", e);
 648         }
 649 }
 650
 651 function selectionRemoveLabel(id, ids) {
 652         try {
 653
 654                 if (!ids) ids = getSelectedArticleIds2();
 655
 656                 if (ids.length == 0) {
 657                         alert(__("No articles are selected."));
 658                         return;
 659                 }
 660
 661                 var query = "?op=rpc&method=removeFromLabel&ids=" +
 662                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 663
 664                 console.log(query);
 665
 666                 new Ajax.Request("backend.php", {
 667                         parameters: query,
 668                         onComplete: function(transport) {
 669                                 handle_rpc_json(transport);
 670                                 show_labels_in_headlines(transport);
 671                         } });
 672
 673         } catch (e) {
 674                 exception_error("selectionAssignLabel", e);
 675
 676         }
 677 }
 678
 679 function selectionAssignLabel(id, ids) {
 680         try {
 681
 682                 if (!ids) ids = getSelectedArticleIds2();
 683
 684                 if (ids.length == 0) {
 685                         alert(__("No articles are selected."));
 686                         return;
 687                 }
 688
 689                 var query = "?op=rpc&method=assignToLabel&ids=" +
 690                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 691
 692                 console.log(query);
 693
 694                 new Ajax.Request("backend.php", {
 695                         parameters: query,
 696                         onComplete: function(transport) {
 697                                 handle_rpc_json(transport);
 698                                 show_labels_in_headlines(transport);
 699                         } });
 700
 701         } catch (e) {
 702                 exception_error("selectionAssignLabel", e);
 703
 704         }
 705 }
 706
 707 function selectionToggleUnread(set_state, callback, no_error) {
 708         try {
 709                 var rows = getSelectedArticleIds2();
 710
 711                 if (rows.length == 0 && !no_error) {
 712                         alert(__("No articles are selected."));
 713                         return;
 714                 }
 715
 716                 for (var i = 0; i < rows.length; i++) {
 717                         var row = $("RROW-" + rows[i]);
 718                         if (row) {
 719                                 if (set_state == undefined) {
 720                                         if (row.hasClassName("Unread")) {
 721                                                 row.removeClassName("Unread");
 722                                         } else {
 723                                                 row.addClassName("Unread");
 724                                         }
 725                                 }
 726
 727                                 if (set_state == false) {
 728                                         row.removeClassName("Unread");
 729                                 }
 730
 731                                 if (set_state == true) {
 732                                         row.addClassName("Unread");
 733                                 }
 734                         }
 735                 }
 736
 737                 if (rows.length > 0) {
 738
 739                         var cmode = "";
 740
 741                         if (set_state == undefined) {
 742                                 cmode = "2";
 743                         } else if (set_state == true) {
 744                                 cmode = "1";
 745                         } else if (set_state == false) {
 746                                 cmode = "0";
 747                         }
 748
 749                         var query = "?op=rpc&method=catchupSelected" +
 750                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 751
 752                         notify_progress("Loading, please wait...");
 753
 754                         new Ajax.Request("backend.php", {
 755                                 parameters: query,
 756                                 onComplete: function(transport) {
 757                                         handle_rpc_json(transport);
 758                                         if (callback) callback(transport);
 759                                 } });
 760
 761                 }
 762
 763         } catch (e) {
 764                 exception_error("selectionToggleUnread", e);
 765         }
 766 }
 767
 768 function selectionToggleMarked() {
 769         try {
 770
 771                 var rows = getSelectedArticleIds2();
 772
 773                 if (rows.length == 0) {
 774                         alert(__("No articles are selected."));
 775                         return;
 776                 }
 777
 778                 for (var i = 0; i < rows.length; i++) {
 779                         toggleMark(rows[i], true, true);
 780                 }
 781
 782                 if (rows.length > 0) {
 783
 784                         var query = "?op=rpc&method=markSelected&ids=" +
 785                                 param_escape(rows.toString()) + "&cmode=2";
 786
 787                         new Ajax.Request("backend.php", {
 788                                 parameters: query,
 789                                 onComplete: function(transport) {
 790                                         handle_rpc_json(transport);
 791                                 } });
 792
 793                 }
 794
 795         } catch (e) {
 796                 exception_error("selectionToggleMarked", e);
 797         }
 798 }
 799
 800 function selectionTogglePublished() {
 801         try {
 802
 803                 var rows = getSelectedArticleIds2();
 804
 805                 if (rows.length == 0) {
 806                         alert(__("No articles are selected."));
 807                         return;
 808                 }
 809
 810                 for (var i = 0; i < rows.length; i++) {
 811                         togglePub(rows[i], true, true);
 812                 }
 813
 814                 if (rows.length > 0) {
 815
 816                         var query = "?op=rpc&method=publishSelected&ids=" +
 817                                 param_escape(rows.toString()) + "&cmode=2";
 818
 819                         new Ajax.Request("backend.php", {
 820                                 parameters: query,
 821                                 onComplete: function(transport) {
 822                                         handle_rpc_json(transport);
 823                                 } });
 824
 825                 }
 826
 827         } catch (e) {
 828                 exception_error("selectionToggleMarked", e);
 829         }
 830 }
 831
 832 function getSelectedArticleIds2() {
 833
 834         var rv = [];
 835
 836         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 837                 function(child) {
 838                         rv.push(child.id.replace("RROW-", ""));
 839                 });
 840
 841         return rv;
 842 }
 843
 844 function getLoadedArticleIds() {
 845         var rv = [];
 846
 847         var children = $$("#headlines-frame > div[id*=RROW-]");
 848
 849         children.each(function(child) {
 850                         rv.push(child.id.replace("RROW-", ""));
 851                 });
 852
 853         return rv;
 854
 855 }
 856
 857 // mode = all,none,unread,invert,marked,published
 858 function selectArticles(mode) {
 859         try {
 860
 861                 var children = $$("#headlines-frame > div[id*=RROW]");
 862
 863                 children.each(function(child) {
 864                         var id = child.id.replace("RROW-", "");
 865                         var cb = dijit.byId("RCHK-" + id);
 866
 867                         if (mode == "all") {
 868                                 child.addClassName("Selected");
 869                                 if (cb) cb.attr("checked", true);
 870                         } else if (mode == "unread") {
 871                                 if (child.hasClassName("Unread")) {
 872                                         child.addClassName("Selected");
 873                                         if (cb) cb.attr("checked", true);
 874                                 } else {
 875                                         child.removeClassName("Selected");
 876                                         if (cb) cb.attr("checked", false);
 877                                 }
 878                         } else if (mode == "marked") {
 879                                 var img = $("FMPIC-" + child.id.replace("RROW-", ""));
 880
 881                                 if (img && img.src.match("mark_set")) {
 882                                         child.addClassName("Selected");
 883                                         if (cb) cb.attr("checked", true);
 884                                 } else {
 885                                         child.removeClassName("Selected");
 886                                         if (cb) cb.attr("checked", false);
 887                                 }
 888                         } else if (mode == "published") {
 889                                 var img = $("FPPIC-" + child.id.replace("RROW-", ""));
 890
 891                                 if (img && img.src.match("pub_set")) {
 892                                         child.addClassName("Selected");
 893                                         if (cb) cb.attr("checked", true);
 894                                 } else {
 895                                         child.removeClassName("Selected");
 896                                         if (cb) cb.attr("checked", false);
 897                                 }
 898
 899                         } else if (mode == "invert") {
 900                                 if (child.hasClassName("Selected")) {
 901                                         child.removeClassName("Selected");
 902                                         if (cb) cb.attr("checked", false);
 903                                 } else {
 904                                         child.addClassName("Selected");
 905                                         if (cb) cb.attr("checked", true);
 906                                 }
 907
 908                         } else {
 909                                 child.removeClassName("Selected");
 910                                 if (cb) cb.attr("checked", false);
 911                         }
 912                 });
 913
 914         } catch (e) {
 915                 exception_error("selectArticles", e);
 916         }
 917 }
 918
 919 function catchupPage() {
 920
 921         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 922
 923         var str = __("Mark all visible articles in %s as read?");
 924
 925         str = str.replace("%s", fn);
 926
 927         if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 928                 return;
 929         }
 930
 931         selectArticles('all');
 932         selectionToggleUnread(false, 'viewCurrentFeed()', true);
 933         selectArticles('none');
 934 }
 935
 936 function deleteSelection() {
 937
 938         try {
 939
 940                 var rows = getSelectedArticleIds2();
 941
 942                 if (rows.length == 0) {
 943                         alert(__("No articles are selected."));
 944                         return;
 945                 }
 946
 947                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 948                 var str;
 949
 950                 if (getActiveFeedId() != 0) {
 951                         str = __("Delete %d selected articles in %s?");
 952                 } else {
 953                         str = __("Delete %d selected articles?");
 954                 }
 955
 956                 str = str.replace("%d", rows.length);
 957                 str = str.replace("%s", fn);
 958
 959                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 960                         return;
 961                 }
 962
 963                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
 964
 965                 console.log(query);
 966
 967                 new Ajax.Request("backend.php", {
 968                         parameters: query,
 969                         onComplete: function(transport) {
 970                                         handle_rpc_json(transport);
 971                                         viewCurrentFeed();
 972                                 } });
 973
 974         } catch (e) {
 975                 exception_error("deleteSelection", e);
 976         }
 977 }
 978
 979 function archiveSelection() {
 980
 981         try {
 982
 983                 var rows = getSelectedArticleIds2();
 984
 985                 if (rows.length == 0) {
 986                         alert(__("No articles are selected."));
 987                         return;
 988                 }
 989
 990                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 991                 var str;
 992                 var op;
 993
 994                 if (getActiveFeedId() != 0) {
 995                         str = __("Archive %d selected articles in %s?");
 996                         op = "archive";
 997                 } else {
 998                         str = __("Move %d archived articles back?");
 999                         op = "unarchive";
1000                 }
1001
1002                 str = str.replace("%d", rows.length);
1003                 str = str.replace("%s", fn);
1004
1005                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1006                         return;
1007                 }
1008
1009                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1010
1011                 console.log(query);
1012
1013                 for (var i = 0; i < rows.length; i++) {
1014                         cache_delete("article:" + rows[i]);
1015                 }
1016
1017                 new Ajax.Request("backend.php", {
1018                         parameters: query,
1019                         onComplete: function(transport) {
1020                                         handle_rpc_json(transport);
1021                                         viewCurrentFeed();
1022                                 } });
1023
1024         } catch (e) {
1025                 exception_error("archiveSelection", e);
1026         }
1027 }
1028
1029 function catchupSelection() {
1030
1031         try {
1032
1033                 var rows = getSelectedArticleIds2();
1034
1035                 if (rows.length == 0) {
1036                         alert(__("No articles are selected."));
1037                         return;
1038                 }
1039
1040                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1041
1042                 var str = __("Mark %d selected articles in %s as read?");
1043
1044                 str = str.replace("%d", rows.length);
1045                 str = str.replace("%s", fn);
1046
1047                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1048                         return;
1049                 }
1050
1051                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1052
1053         } catch (e) {
1054                 exception_error("catchupSelection", e);
1055         }
1056 }
1057
1058 function editArticleTags(id) {
1059                 var query = "backend.php?op=dlg&method=editArticleTags&param=" + param_escape(id);
1060
1061                 if (dijit.byId("editTagsDlg"))
1062                         dijit.byId("editTagsDlg").destroyRecursive();
1063
1064                 dialog = new dijit.Dialog({
1065                         id: "editTagsDlg",
1066                         title: __("Edit article Tags"),
1067                         style: "width: 600px",
1068                         execute: function() {
1069                                 if (this.validate()) {
1070                                         var query = dojo.objectToQuery(this.attr('value'));
1071
1072                                         notify_progress("Saving article tags...", true);
1073
1074                                         new Ajax.Request("backend.php", {
1075                                         parameters: query,
1076                                         onComplete: function(transport) {
1077                                                 notify('');
1078                                                 dialog.hide();
1079
1080                                                 var data = JSON.parse(transport.responseText);
1081
1082                                                 if (data) {
1083                                                         var tags_str = article.tags;
1084                                                         var id = tags_str.id;
1085
1086                                                         var tags = $("ATSTR-" + id);
1087                                                         var tooltip = dijit.byId("ATSTRTIP-" + id);
1088
1089                                                         if (tags) tags.innerHTML = tags_str.content;
1090                                                         if (tooltip) tooltip.attr('label', tags_str.content_full);
1091
1092                                                         cache_delete("article:" + id);
1093                                                 }
1094
1095                                         }});
1096                                 }
1097                         },
1098                         href: query,
1099                 });
1100
1101                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1102                 dojo.disconnect(tmph);
1103
1104                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1105                            "backend.php?op=rpc&method=completeTags",
1106                            { tokens: ',', paramName: "search" });
1107                 });
1108
1109                 dialog.show();
1110
1111 }
1112
1113 function cdmScrollToArticleId(id) {
1114         try {
1115                 var ctr = $("headlines-frame");
1116                 var e = $("RROW-" + id);
1117
1118                 if (!e || !ctr) return;
1119
1120                 ctr.scrollTop = e.offsetTop;
1121
1122         } catch (e) {
1123                 exception_error("cdmScrollToArticleId", e);
1124         }
1125 }
1126
1127 function getActiveArticleId() {
1128         return active_post_id;
1129 }
1130
1131 function postMouseIn(id) {
1132         post_under_pointer = id;
1133 }
1134
1135 function postMouseOut(id) {
1136         post_under_pointer = false;
1137 }
1138
1139 function headlines_scroll_handler(e) {
1140         try {
1141                 var hsp = $("headlines-spacer");
1142
1143                 if (!_infscroll_disable) {
1144                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1145                                         (e.scrollHeight != 0 &&
1146                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1147
1148                                 if (hsp)
1149                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1150                                                 __("Loading, please wait...");
1151
1152                                 loadMoreHeadlines();
1153                                 return;
1154
1155                         }
1156                 } else {
1157                         if (hsp) hsp.innerHTML = "";
1158                 }
1159
1160                 if (getInitParam("cdm_auto_catchup") == 1) {
1161
1162                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1163                                 function(child) {
1164                                         if ($("headlines-frame").scrollTop >
1165                                                         (child.offsetTop + child.offsetHeight/2)) {
1166
1167                                                 var id = child.id.replace("RROW-", "");
1168
1169                                                 if (catchup_id_batch.indexOf(id) == -1)
1170                                                         catchup_id_batch.push(id);
1171
1172                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1173                                         }
1174                                 });
1175
1176                         if (catchup_id_batch.length > 0) {
1177                                 window.clearTimeout(catchup_timeout_id);
1178
1179                                 if (!_infscroll_request_sent) {
1180                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1181                                                 2000);
1182                                 }
1183                         }
1184                 }
1185
1186         } catch (e) {
1187                 console.warn("headlines_scroll_handler: " + e);
1188         }
1189 }
1190
1191 function catchupBatchedArticles() {
1192         try {
1193                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1194
1195                         // make a copy of the array
1196                         var batch = catchup_id_batch.slice();
1197                         var query = "?op=rpc&method=catchupSelected" +
1198                                 "&cmode=0&ids=" + param_escape(batch.toString());
1199
1200                         console.log(query);
1201
1202                         new Ajax.Request("backend.php", {
1203                                 parameters: query,
1204                                 onComplete: function(transport) {
1205                                         handle_rpc_json(transport);
1206
1207                                         batch.each(function(id) {
1208                                                 var elem = $("RROW-" + id);
1209                                                 if (elem) elem.removeClassName("Unread");
1210                                                 catchup_id_batch.remove(id);
1211                                         });
1212
1213                                 } });
1214                 }
1215
1216         } catch (e) {
1217                 exception_error("catchupBatchedArticles", e);
1218         }
1219 }
1220
1221 function catchupRelativeToArticle(below, id) {
1222
1223         try {
1224
1225                 if (!id) id = getActiveArticleId();
1226
1227                 if (!id) {
1228                         alert(__("No article is selected."));
1229                         return;
1230                 }
1231
1232                 var visible_ids = getVisibleArticleIds();
1233
1234                 var ids_to_mark = new Array();
1235
1236                 if (!below) {
1237                         for (var i = 0; i < visible_ids.length; i++) {
1238                                 if (visible_ids[i] != id) {
1239                                         var e = $("RROW-" + visible_ids[i]);
1240
1241                                         if (e && e.hasClassName("Unread")) {
1242                                                 ids_to_mark.push(visible_ids[i]);
1243                                         }
1244                                 } else {
1245                                         break;
1246                                 }
1247                         }
1248                 } else {
1249                         for (var i = visible_ids.length-1; i >= 0; i--) {
1250                                 if (visible_ids[i] != id) {
1251                                         var e = $("RROW-" + visible_ids[i]);
1252
1253                                         if (e && e.hasClassName("Unread")) {
1254                                                 ids_to_mark.push(visible_ids[i]);
1255                                         }
1256                                 } else {
1257                                         break;
1258                                 }
1259                         }
1260                 }
1261
1262                 if (ids_to_mark.length == 0) {
1263                         alert(__("No articles found to mark"));
1264                 } else {
1265                         var msg = __("Mark %d article(s) as read?").replace("%d", ids_to_mark.length);
1266
1267                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1268
1269                                 for (var i = 0; i < ids_to_mark.length; i++) {
1270                                         var e = $("RROW-" + ids_to_mark[i]);
1271                                         e.removeClassName("Unread");
1272                                 }
1273
1274                                 var query = "?op=rpc&method=catchupSelected" +
1275                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1276
1277                                 new Ajax.Request("backend.php", {
1278                                         parameters: query,
1279                                         onComplete: function(transport) {
1280                                                 handle_rpc_json(transport);
1281                                         } });
1282
1283                         }
1284                 }
1285
1286         } catch (e) {
1287                 exception_error("catchupRelativeToArticle", e);
1288         }
1289 }
1290
1291 function cdmExpandArticle(id) {
1292         try {
1293
1294                 hideAuxDlg();
1295
1296                 var elem = $("CICD-" + active_post_id);
1297
1298                 if (id == active_post_id && Element.visible(elem))
1299                         return true;
1300
1301                 selectArticles("none");
1302
1303                 var old_offset = $("RROW-" + id).offsetTop;
1304
1305                 if (active_post_id && elem && !getInitParam("cdm_expanded")) {
1306                         Element.hide(elem);
1307                         Element.show("CEXC-" + active_post_id);
1308                 }
1309
1310                 active_post_id = id;
1311
1312                 elem = $("CICD-" + id);
1313
1314                 if (!Element.visible(elem)) {
1315                         Element.show(elem);
1316                         Element.hide("CEXC-" + id);
1317                 }
1318
1319                 var new_offset = $("RROW-" + id).offsetTop;
1320
1321                 $("headlines-frame").scrollTop += (new_offset-old_offset);
1322
1323                 if ($("RROW-" + id).offsetTop != old_offset)
1324                         $("headlines-frame").scrollTop = new_offset;
1325
1326                 toggleUnread(id, 0, true);
1327                 toggleSelected(id);
1328
1329         } catch (e) {
1330                 exception_error("cdmExpandArticle", e);
1331         }
1332
1333         return false;
1334 }
1335
1336 function fixHeadlinesOrder(ids) {
1337         try {
1338                 for (var i = 0; i < ids.length; i++) {
1339                         var e = $("RROW-" + ids[i]);
1340
1341                         if (e) {
1342                                 if (i % 2 == 0) {
1343                                         e.removeClassName("even");
1344                                         e.addClassName("odd");
1345                                 } else {
1346                                         e.removeClassName("odd");
1347                                         e.addClassName("even");
1348                                 }
1349                         }
1350                 }
1351         } catch (e) {
1352                 exception_error("fixHeadlinesOrder", e);
1353         }
1354 }
1355
1356 function getArticleUnderPointer() {
1357         return post_under_pointer;
1358 }
1359
1360 function zoomToArticle(event, id) {
1361         try {
1362                 var cached_article = cache_get("article: " + id);
1363
1364                 if (dijit.byId("ATAB-" + id))
1365                         if (!event || !event.shiftKey)
1366                                 return dijit.byId("content-tabs").selectChild(dijit.byId("ATAB-" + id));
1367
1368                 if (dijit.byId("ATSTRTIP-" + id))
1369                         dijit.byId("ATSTRTIP-" + id).destroyRecursive();
1370
1371                 if (cached_article) {
1372                         //closeArticlePanel();
1373
1374                         var article_pane = new dijit.layout.ContentPane({
1375                                 title: __("Loading...") , content: cached_article,
1376                                 style: 'padding : 0px;',
1377                                 id: 'ATAB-' + id,
1378                                 closable: true });
1379
1380                         dijit.byId("content-tabs").addChild(article_pane);
1381
1382                         if (!event || !event.shiftKey)
1383                                 dijit.byId("content-tabs").selectChild(article_pane);
1384
1385                         if ($("PTITLE-" + id))
1386                                 article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1387
1388                 } else {
1389
1390                         var query = "?op=rpc&method=getArticles&ids=" + param_escape(id);
1391
1392                         notify_progress("Loading, please wait...", true);
1393
1394                         new Ajax.Request("backend.php", {
1395                                 parameters: query,
1396                                 onComplete: function(transport) {
1397                                         notify('');
1398
1399                                         var reply = JSON.parse(transport.responseText);
1400
1401                                         if (reply) {
1402                                                 //closeArticlePanel();
1403
1404                                                 var content = reply[0]['content'];
1405
1406                                                 var article_pane = new dijit.layout.ContentPane({
1407                                                         title: "article-" + id , content: content,
1408                                                         style: 'padding : 0px;',
1409                                                         id: 'ATAB-' + id,
1410                                                         closable: true });
1411
1412                                                 dijit.byId("content-tabs").addChild(article_pane);
1413
1414                                                 if (!event || !event.shiftKey)
1415                                                         dijit.byId("content-tabs").selectChild(article_pane);
1416
1417                                                 if ($("PTITLE-" + id))
1418                                                         article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1419                                         }
1420
1421                                 } });
1422                         }
1423
1424         } catch (e) {
1425                 exception_error("zoomToArticle", e);
1426         }
1427 }
1428
1429 function scrollArticle(offset) {
1430         try {
1431                 if (!isCdmMode()) {
1432                         var ci = $("content-insert");
1433                         if (ci) {
1434                                 ci.scrollTop += offset;
1435                         }
1436                 } else {
1437                         var hi = $("headlines-frame");
1438                         if (hi) {
1439                                 hi.scrollTop += offset;
1440                         }
1441
1442                 }
1443         } catch (e) {
1444                 exception_error("scrollArticle", e);
1445         }
1446 }
1447
1448 function show_labels_in_headlines(transport) {
1449         try {
1450                 var data = JSON.parse(transport.responseText);
1451
1452                 if (data) {
1453                         data['info-for-headlines'].each(function(elem) {
1454                                 var ctr = $("HLLCTR-" + elem.id);
1455
1456                                 if (ctr) ctr.innerHTML = elem.labels;
1457                         });
1458
1459                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
1460
1461                 }
1462         } catch (e) {
1463                 exception_error("show_labels_in_headlines", e);
1464         }
1465 }
1466
1467 /* function toggleHeadlineActions() {
1468         try {
1469                 var e = $("headlineActionsBody");
1470                 var p = $("headlineActionsDrop");
1471
1472                 if (!Element.visible(e)) {
1473                         Element.show(e);
1474                 } else {
1475                         Element.hide(e);
1476                 }
1477
1478                 e.scrollTop = 0;
1479                 e.style.left = (p.offsetLeft + 1) + "px";
1480                 e.style.top = (p.offsetTop + p.offsetHeight + 2) + "px";
1481
1482         } catch (e) {
1483                 exception_error("toggleHeadlineActions", e);
1484         }
1485 } */
1486
1487 /* function publishWithNote(id, def_note) {
1488         try {
1489                 if (!def_note) def_note = '';
1490
1491                 var note = prompt(__("Please enter a note for this article:"), def_note);
1492
1493                 if (note != undefined) {
1494                         togglePub(id, false, false, note);
1495                 }
1496
1497         } catch (e) {
1498                 exception_error("publishWithNote", e);
1499         }
1500 } */
1501
1502 function dismissArticle(id) {
1503         try {
1504                 var elem = $("RROW-" + id);
1505
1506                 toggleUnread(id, 0, true);
1507
1508                 new Effect.Fade(elem, {duration : 0.5});
1509
1510                 active_post_id = false;
1511
1512         } catch (e) {
1513                 exception_error("dismissArticle", e);
1514         }
1515 }
1516
1517 function dismissSelectedArticles() {
1518         try {
1519
1520                 var ids = getVisibleArticleIds();
1521                 var tmp = [];
1522                 var sel = [];
1523
1524                 for (var i = 0; i < ids.length; i++) {
1525                         var elem = $("RROW-" + ids[i]);
1526
1527                         if (elem.className && elem.hasClassName("Selected") &&
1528                                         ids[i] != active_post_id) {
1529                                 new Effect.Fade(elem, {duration : 0.5});
1530                                 sel.push(ids[i]);
1531                         } else {
1532                                 tmp.push(ids[i]);
1533                         }
1534                 }
1535
1536                 if (sel.length > 0)
1537                         selectionToggleUnread(false);
1538
1539                 fixHeadlinesOrder(tmp);
1540
1541         } catch (e) {
1542                 exception_error("dismissSelectedArticles", e);
1543         }
1544 }
1545
1546 function dismissReadArticles() {
1547         try {
1548
1549                 var ids = getVisibleArticleIds();
1550                 var tmp = [];
1551
1552                 for (var i = 0; i < ids.length; i++) {
1553                         var elem = $("RROW-" + ids[i]);
1554
1555                         if (elem.className && !elem.hasClassName("Unread") &&
1556                                         !elem.hasClassName("Selected")) {
1557
1558                                 new Effect.Fade(elem, {duration : 0.5});
1559                         } else {
1560                                 tmp.push(ids[i]);
1561                         }
1562                 }
1563
1564                 fixHeadlinesOrder(tmp);
1565
1566         } catch (e) {
1567                 exception_error("dismissSelectedArticles", e);
1568         }
1569 }
1570
1571 function getVisibleArticleIds() {
1572         var ids = [];
1573
1574         try {
1575
1576                 getLoadedArticleIds().each(function(id) {
1577                         var elem = $("RROW-" + id);
1578                         if (elem && Element.visible(elem))
1579                                 ids.push(id);
1580                         });
1581
1582         } catch (e) {
1583                 exception_error("getVisibleArticleIds", e);
1584         }
1585
1586         return ids;
1587 }
1588
1589 function cdmClicked(event, id) {
1590         try {
1591                 //var shift_key = event.shiftKey;
1592
1593                 hideAuxDlg();
1594
1595                 if (!event.ctrlKey) {
1596
1597                         if (!getInitParam("cdm_expanded")) {
1598                                 return cdmExpandArticle(id);
1599                         } else {
1600
1601                                 selectArticles("none");
1602                                 toggleSelected(id);
1603
1604                                 var elem = $("RROW-" + id);
1605                                 var article_is_unread = elem.hasClassName("Unread");
1606
1607                                 if (elem)
1608                                         elem.removeClassName("Unread");
1609
1610                                 active_post_id = id;
1611
1612                                 if (article_is_unread) {
1613                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1614                                 }
1615
1616                                 var query = "?op=rpc&method=catchupSelected" +
1617                                         "&cmode=0&ids=" + param_escape(id);
1618
1619                                 new Ajax.Request("backend.php", {
1620                                         parameters: query,
1621                                         onComplete: function(transport) {
1622                                                 handle_rpc_json(transport);
1623                                         } });
1624
1625                                 return true;
1626                         }
1627
1628                 } else {
1629                         toggleSelected(id, true);
1630
1631                         var elem = $("RROW-" + id);
1632                         var article_is_unread = elem.hasClassName("Unread");
1633
1634                         if (article_is_unread) {
1635                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1636                         }
1637
1638                         toggleUnread(id, 0, false);
1639                         zoomToArticle(event, id);
1640                 }
1641
1642         } catch (e) {
1643                 exception_error("cdmClicked");
1644         }
1645
1646         return false;
1647 }
1648
1649 function postClicked(event, id) {
1650         try {
1651
1652                 if (!event.ctrlKey) {
1653                         return true;
1654                 } else {
1655                         postOpenInNewTab(event, id);
1656                         return false;
1657                 }
1658
1659         } catch (e) {
1660                 exception_error("postClicked");
1661         }
1662 }
1663
1664 function hlOpenInNewTab(event, id) {
1665         toggleUnread(id, 0, false);
1666         zoomToArticle(event, id);
1667 }
1668
1669 function postOpenInNewTab(event, id) {
1670         closeArticlePanel(id);
1671         zoomToArticle(event, id);
1672 }
1673
1674 function hlClicked(event, id) {
1675         try {
1676                 if (event.which == 2) {
1677                         view(id);
1678                         return true;
1679                 } else if (event.altKey) {
1680                         openArticleInNewWindow(id);
1681                 } else if (!event.ctrlKey) {
1682                         view(id);
1683                         return false;
1684                 } else {
1685                         toggleSelected(id);
1686                         toggleUnread(id, 0, false);
1687                         zoomToArticle(event, id);
1688                         return false;
1689                 }
1690
1691         } catch (e) {
1692                 exception_error("hlClicked");
1693         }
1694 }
1695
1696 function getFirstVisibleHeadlineId() {
1697         var rows = getVisibleArticleIds();
1698         return rows[0];
1699
1700 }
1701
1702 function getLastVisibleHeadlineId() {
1703         var rows = getVisibleArticleIds();
1704         return rows[rows.length-1];
1705 }
1706
1707 function openArticleInNewWindow(id) {
1708         toggleUnread(id, 0, false);
1709         window.open("backend.php?op=article&method=redirect&id=" + id);
1710 }
1711
1712 function isCdmMode() {
1713         return getInitParam("combined_display_mode");
1714 }
1715
1716 function markHeadline(id) {
1717         var row = $("RROW-" + id);
1718         if (row) {
1719                 var check = dijit.byId("RCHK-" + id);
1720
1721                 if (check) {
1722                         check.attr("checked", true);
1723                 }
1724
1725                 row.addClassName("Selected");
1726         }
1727 }
1728
1729 function getRelativePostIds(id, limit) {
1730
1731         var tmp = [];
1732
1733         try {
1734
1735                 if (!limit) limit = 6; //3
1736
1737                 var ids = getVisibleArticleIds();
1738
1739                 for (var i = 0; i < ids.length; i++) {
1740                         if (ids[i] == id) {
1741                                 for (var k = 1; k <= limit; k++) {
1742                                         //if (i > k-1) tmp.push(ids[i-k]);
1743                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1744                                 }
1745                                 break;
1746                         }
1747                 }
1748
1749         } catch (e) {
1750                 exception_error("getRelativePostIds", e);
1751         }
1752
1753         return tmp;
1754 }
1755
1756 function correctHeadlinesOffset(id) {
1757
1758         try {
1759
1760                 var container = $("headlines-frame");
1761                 var row = $("RROW-" + id);
1762
1763                 if (!container || !row) return;
1764
1765                 var viewport = container.offsetHeight;
1766
1767                 var rel_offset_top = row.offsetTop - container.scrollTop;
1768                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1769
1770                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1771                 //console.log("Vport: " + viewport);
1772
1773                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1774                         container.scrollTop = row.offsetTop;
1775                 } else if (rel_offset_bottom > viewport) {
1776
1777                         /* doesn't properly work with Opera in some cases because
1778                                 Opera fucks up element scrolling */
1779
1780                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1781                 }
1782
1783         } catch (e) {
1784                 exception_error("correctHeadlinesOffset", e);
1785         }
1786
1787 }
1788
1789 function headlineActionsChange(elem) {
1790         try {
1791                 eval(elem.value);
1792                 elem.attr('value', 'false');
1793         } catch (e) {
1794                 exception_error("headlineActionsChange", e);
1795         }
1796 }
1797
1798 function closeArticlePanel() {
1799
1800         var tabs = dijit.byId("content-tabs");
1801         var child = tabs.selectedChildWidget;
1802
1803         if (child && tabs.getIndexOfChild(child) > 0) {
1804                 tabs.removeChild(child);
1805                 child.destroy();
1806         } else {
1807                 if (dijit.byId("content-insert"))
1808                         dijit.byId("headlines-wrap-inner").removeChild(
1809                                 dijit.byId("content-insert"));
1810         }
1811 }
1812
1813 function initHeadlinesMenu() {
1814         try {
1815                 if (dijit.byId("headlinesMenu"))
1816                         dijit.byId("headlinesMenu").destroyRecursive();
1817
1818                 var ids = [];
1819
1820                 if (!isCdmMode()) {
1821                         nodes = $$("#headlines-frame > div[id*=RROW]");
1822                 } else {
1823                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1824                 }
1825
1826                 nodes.each(function(node) {
1827                         ids.push(node.id);
1828                 });
1829
1830                 var menu = new dijit.Menu({
1831                         id: "headlinesMenu",
1832                         targetNodeIds: ids,
1833                 });
1834
1835                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1836                         var callerNode = event.target, match = null, tries = 0;
1837
1838                         while (match == null && callerNode && tries <= 3) {
1839                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1840                                 callerNode = callerNode.parentNode;
1841                                 ++tries;
1842                         }
1843
1844                         if (match) this.callerRowId = parseInt(match[1]);
1845
1846                 });
1847
1848 /*              if (!isCdmMode())
1849                         menu.addChild(new dijit.MenuItem({
1850                                 label: __("View article"),
1851                                 onClick: function(event) {
1852                                         view(this.getParent().callerRowId);
1853                                 }})); */
1854
1855                 menu.addChild(new dijit.MenuItem({
1856                         label: __("Open original article"),
1857                         onClick: function(event) {
1858                                 openArticleInNewWindow(this.getParent().callerRowId);
1859                         }}));
1860
1861                 menu.addChild(new dijit.MenuItem({
1862                         label: __("View in a tt-rss tab"),
1863                         onClick: function(event) {
1864                                 hlOpenInNewTab(event, this.getParent().callerRowId);
1865                                 }}));
1866
1867                 menu.addChild(new dijit.MenuSeparator());
1868
1869                 menu.addChild(new dijit.MenuItem({
1870                         label: __("Mark above as read"),
1871                         onClick: function(event) {
1872                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1873                                 }}));
1874
1875                 menu.addChild(new dijit.MenuItem({
1876                         label: __("Mark below as read"),
1877                         onClick: function(event) {
1878                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1879                                 }}));
1880
1881
1882                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1883
1884                 if (labels) {
1885
1886                         menu.addChild(new dijit.MenuSeparator());
1887
1888                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1889                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1890
1891                         labels.each(function(label) {
1892                                 var id = label.id[0];
1893                                 var bare_id = id.substr(id.indexOf(":")+1);
1894                                 var name = label.name[0];
1895
1896                                 bare_id = -11-bare_id;
1897
1898                                 labelAddMenu.addChild(new dijit.MenuItem({
1899                                         label: name,
1900                                         labelId: bare_id,
1901                                         onClick: function(event) {
1902                                                 var ids = getSelectedArticleIds2();
1903                                                 // cast to string
1904                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1905
1906                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1907
1908                                                 selectionAssignLabel(this.labelId, ids);
1909                                 }}));
1910
1911                                 labelDelMenu.addChild(new dijit.MenuItem({
1912                                         label: name,
1913                                         labelId: bare_id,
1914                                         onClick: function(event) {
1915                                                 var ids = getSelectedArticleIds2();
1916                                                 // cast to string
1917                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1918
1919                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1920
1921                                                 selectionRemoveLabel(this.labelId, ids);
1922                                 }}));
1923
1924                         });
1925
1926                         menu.addChild(new dijit.PopupMenuItem({
1927                                 label: __("Assign label"),
1928                                 popup: labelAddMenu,
1929                         }));
1930
1931                         menu.addChild(new dijit.PopupMenuItem({
1932                                 label: __("Remove label"),
1933                                 popup: labelDelMenu,
1934                         }));
1935
1936                 }
1937
1938                 menu.startup();
1939
1940         } catch (e) {
1941                 exception_error("initHeadlinesMenu", e);
1942         }
1943 }
1944
1945
1946 function player(elem) {
1947         var aid = elem.getAttribute("audio-id");
1948         var status = elem.getAttribute("status");
1949
1950         var audio = $(aid);
1951
1952         if (audio) {
1953                 if (status == 0) {
1954                         audio.play();
1955                         status = 1;
1956                         elem.innerHTML = __("Playing...");
1957                         elem.title = __("Click to pause");
1958                         elem.addClassName("playing");
1959                 } else {
1960                         audio.pause();
1961                         status = 0;
1962                         elem.innerHTML = __("Play");
1963                         elem.title = __("Click to play");
1964                         elem.removeClassName("playing");
1965                 }
1966
1967                 elem.setAttribute("status", status);
1968         } else {
1969                 alert("Your browser doesn't seem to support HTML5 audio.");
1970         }
1971 }
1972
1973 function cache_set(id, obj) {
1974         //console.log("cache_set: " + id);
1975         if (has_storage)
1976                 try {
1977                         sessionStorage[id] = obj;
1978                 } catch (e) {
1979                         sessionStorage.clear();
1980                 }
1981 }
1982
1983 function cache_get(id) {
1984         if (has_storage)
1985                 return sessionStorage[id];
1986 }
1987
1988 function cache_clear() {
1989         if (has_storage)
1990                 sessionStorage.clear();
1991 }
1992
1993 function cache_delete(id) {
1994         if (has_storage)
1995                 sessionStorage.removeItem(id);
1996 }
1997
1998 function cache_headlines(feed, is_cat, toolbar_obj, content_obj) {
1999         if (toolbar_obj && content_obj) {
2000                 cache_set("feed:" + feed + ":" + is_cat,
2001                         JSON.stringify({toolbar: toolbar_obj, content: content_obj}));
2002         } else {
2003                 try {
2004                         obj =   cache_get("feed:" + feed + ":" + is_cat);
2005
2006                         if (obj) {
2007                                 obj = JSON.parse(obj);
2008
2009                                 if (toolbar_obj) obj.toolbar = toolbar_obj;
2010                                 if (content_obj) obj.content = content_obj;
2011
2012                                 cache_set("feed:" + feed + ":" + is_cat, JSON.stringify(obj));
2013                         }
2014
2015                 } catch (e) {
2016                         console.warn("cache_headlines failed: " + e);
2017                 }
2018         }
2019 }
2020
2021 function render_local_headlines(feed, is_cat, obj) {
2022         try {
2023
2024                 dijit.byId("headlines-toolbar").attr('content',
2025                         obj.toolbar);
2026
2027                 dijit.byId("headlines-frame").attr('content',
2028                         obj.content);
2029
2030                 dojo.parser.parse('headlines-toolbar');
2031
2032                 $("headlines-frame").scrollTop = 0;
2033                 selectArticles('none');
2034                 setActiveFeedId(feed, is_cat);
2035                 initHeadlinesMenu();
2036
2037                 dijit.getEnclosingWidget(
2038                         document.forms["main_toolbar_form"].update).attr('disabled',
2039                                 is_cat || feed <= 0);
2040
2041                 precache_headlines();
2042
2043         } catch (e) {
2044                 exception_error("render_local_headlines", e);
2045         }
2046 }
2047
2048 function precache_headlines_idle() {
2049         try {
2050                 if (!feed_precache_timeout_id) {
2051                         if (get_timestamp() - _viewfeed_last > 120) {
2052
2053                                 var feeds = dijit.byId("feedTree").getVisibleUnreadFeeds();
2054                                 var uncached = [];
2055
2056                                 feeds.each(function(item) {
2057                                         if (parseInt(item[0]) > 0 && !cache_get("feed:" + item[0] + ":" + item[1]))
2058                                                 uncached.push(item);
2059                                 });
2060
2061                                 if (uncached.length > 0) {
2062                                         var rf = uncached[Math.floor(Math.random()*uncached.length)];
2063                                         viewfeed(rf[0], '', rf[1], 0, true);
2064                                 }
2065                         }
2066                 }
2067                 precache_idle_timeout_id = setTimeout("precache_headlines_idle()", 1000*30);
2068
2069         } catch (e) {
2070                 exception_error("precache_headlines_idle", e);
2071         }
2072 }
2073
2074 function precache_headlines() {
2075         try {
2076
2077                 if (!feed_precache_timeout_id) {
2078                         feed_precache_timeout_id = window.setTimeout(function() {
2079                                 var nuf = getNextUnreadFeed(getActiveFeedId(), activeFeedIsCat());
2080                                 var nf = dijit.byId("feedTree").getNextFeed(getActiveFeedId(), activeFeedIsCat());
2081
2082                                 if (nuf && !cache_get("feed:" + nuf + ":" + activeFeedIsCat()))
2083                                         viewfeed(nuf, '', activeFeedIsCat(), 0, true);
2084
2085                                 if (nf && nf[0] != nuf && !cache_get("feed:" + nf[0] + ":" + nf[1]))
2086                                         viewfeed(nf[0], '', nf[1], 0, true);
2087
2088                                 window.setTimeout(function() {
2089                                         feed_precache_timeout_id = false;
2090                                         }, 3000);
2091                         }, 1000);
2092                 }
2093
2094         } catch (e) {
2095                 exception_error("precache_headlines", e);
2096         }
2097 }
2098
2099 function cancelSearch() {
2100         try {
2101                 _search_query = "";
2102                 viewCurrentFeed();
2103         } catch (e) {
2104                 exception_error("cancelSearch", e);
2105         }
2106 }
2107
2108 function setSelectionScore() {
2109         try {
2110                 var ids = getSelectedArticleIds2();
2111
2112                 if (ids.length > 0) {
2113                         console.log(ids);
2114
2115                         var score = prompt(__("Please enter new score for selected articles:"), score);
2116
2117                         if (score != undefined) {
2118                                 var query = "op=rpc&method=setScore&id=" + param_escape(ids.toString()) +
2119                                         "&score=" + param_escape(score);
2120
2121                                 new Ajax.Request("backend.php", {
2122                                         parameters: query,
2123                                         onComplete: function(transport) {
2124                                                 var reply = JSON.parse(transport.responseText);
2125                                                 if (reply) {
2126                                                         console.log(ids);
2127
2128                                                         ids.each(function(id) {
2129                                                                 var row = $("RROW-" + id);
2130
2131                                                                 if (row) {
2132                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2133
2134                                                                         if (pic) {
2135                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2136                                                                                         reply["score_pic"]);
2137                                                                                 pic.setAttribute("score", score);
2138                                                                         }
2139                                                                 }
2140                                                         });
2141                                                 }
2142                                         } });
2143                         }
2144
2145                 } else {
2146                         alert(__("No articles are selected."));
2147                 }
2148         } catch (e) {
2149                 exception_error("setSelectionScore", e);
2150         }
2151 }
2152
2153 function changeScore(id, pic) {
2154         try {
2155                 var score = pic.getAttribute("score");
2156
2157                 var new_score = prompt(__("Please enter new score for this article:"), score);
2158
2159                 if (new_score != undefined) {
2160
2161                         var query = "op=rpc&method=setScore&id=" + param_escape(id) +
2162                                 "&score=" + param_escape(new_score);
2163
2164                         new Ajax.Request("backend.php", {
2165                                 parameters: query,
2166                                 onComplete: function(transport) {
2167                                         var reply = JSON.parse(transport.responseText);
2168
2169                                         if (reply) {
2170                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2171                                                 pic.setAttribute("score", new_score);
2172                                         }
2173                                 } });
2174                 }
2175         } catch (e) {
2176                 exception_error("changeScore", e);
2177         }
2178 }