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                                                 if (dijit.byId("RCHK-" + child.id)) {
 166                                                         dijit.byId("RCHK-" + child.id).destroy();
 167                                                 }
 168
 169                                                 dojo.parser.parse(child);
 170
 171                                                 if (!Element.visible(child))
 172                                                         new Effect.Appear(child, { duration : 0.5 });
 173                                         });
 174
 175                                 } else {
 176                                         console.log("no new headlines received");
 177
 178                                         var hsp = $("headlines-spacer");
 179
 180                                         if (hsp) hsp.innerHTML = "";
 181                                 }
 182                         }
 183
 184                         if (headlines_count > 0)
 185                                 cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], $("headlines-frame").innerHTML);
 186
 187                         if (articles) {
 188                                 for (var i = 0; i < articles.length; i++) {
 189                                         var a_id = articles[i]['id'];
 190                                         cache_set("article:" + a_id, articles[i]['content']);
 191                                 }
 192                         } else {
 193                                 console.log("no cached articles received");
 194                         }
 195
 196                         // do not precache stuff after fresh feed
 197                         if (feed_id != -3)
 198                                 precache_headlines();
 199
 200                         if (counters)
 201                                 parse_counters(counters);
 202                         else
 203                                 request_counters();
 204
 205                 } else {
 206                         console.error("Invalid object received: " + transport.responseText);
 207                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 208                                         __('Could not update headlines (invalid object received - see error console for details)') +
 209                                         "</div>");
 210                 }
 211
 212                 _infscroll_request_sent = 0;
 213
 214                 notify("");
 215
 216         } catch (e) {
 217                 exception_error("headlines_callback2", e, transport);
 218         }
 219 }
 220
 221 function render_article(article) {
 222         try {
 223                 dijit.byId("headlines-wrap-inner").addChild(
 224                                 dijit.byId("content-insert"));
 225
 226                 var c = dijit.byId("content-insert");
 227
 228                 try {
 229                         c.domNode.scrollTop = 0;
 230                 } catch (e) { };
 231
 232                 c.attr('content', article);
 233
 234                 correctHeadlinesOffset(getActiveArticleId());
 235
 236                 try {
 237                         c.focus();
 238                 } catch (e) { };
 239
 240         } catch (e) {
 241                 exception_error("render_article", e);
 242         }
 243 }
 244
 245 function showArticleInHeadlines(id) {
 246
 247         try {
 248
 249                 selectArticles("none");
 250
 251                 var crow = $("RROW-" + id);
 252
 253                 if (!crow) return;
 254
 255                 var article_is_unread = crow.hasClassName("Unread");
 256
 257                 crow.removeClassName("Unread");
 258
 259                 selectArticles('none');
 260
 261                 var view_mode = false;
 262
 263                 try {
 264                         view_mode = document.forms['main_toolbar_form'].view_mode;
 265                         view_mode = view_mode[view_mode.selectedIndex].value;
 266                 } catch (e) {
 267                         //
 268                 }
 269
 270                 if (article_is_unread && view_mode == "all_articles") {
 271                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 272                 }
 273
 274                 markHeadline(id);
 275
 276                 if (article_is_unread)
 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 (active_post_id == 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 {
 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                 }
 320
 321                 request_counters();
 322
 323                 headlines_scroll_handler($("headlines-frame"));
 324
 325 /*              try {
 326                         if (!_infscroll_disable &&
 327                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 328
 329                                 loadMoreHeadlines();
 330                         }
 331                 } catch (e) {
 332                         console.warn(e);
 333                 } */
 334
 335                 notify("");
 336         } catch (e) {
 337                 exception_error("article_callback2", e, transport);
 338         }
 339 }
 340
 341 function view(id) {
 342         try {
 343                 console.log("loading article: " + id);
 344
 345                 var cached_article = cache_get("article:" + id);
 346
 347                 console.log("cache check result: " + (cached_article != false));
 348
 349                 hideAuxDlg();
 350
 351                 var query = "?op=article&method=view&id=" + param_escape(id);
 352
 353                 var neighbor_ids = getRelativePostIds(id);
 354
 355                 /* only request uncached articles */
 356
 357                 var cids_to_request = [];
 358
 359                 for (var i = 0; i < neighbor_ids.length; i++) {
 360                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 361                                 if (!cache_get("article:" + neighbor_ids[i])) {
 362                                         cids_to_request.push(neighbor_ids[i]);
 363                                         cids_requested.push(neighbor_ids[i]);
 364                                 }
 365                 }
 366
 367                 console.log("additional ids: " + cids_to_request.toString());
 368
 369                 query = query + "&cids=" + cids_to_request.toString();
 370
 371                 var crow = $("RROW-" + id);
 372                 var article_is_unread = crow.hasClassName("Unread");
 373
 374                 active_post_id = id;
 375                 showArticleInHeadlines(id);
 376
 377                 precache_headlines();
 378
 379                 if (cached_article && article_is_unread) {
 380
 381                         query = query + "&mode=prefetch";
 382
 383                         render_article(cached_article);
 384
 385                 } else if (cached_article) {
 386
 387                         query = query + "&mode=prefetch_old";
 388                         render_article(cached_article);
 389
 390                         // if we don't need to request any relative ids, we might as well skip
 391                         // the server roundtrip altogether
 392                         if (cids_to_request.length == 0) {
 393
 394 /*                              try {
 395                                         if (!_infscroll_disable &&
 396                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 397
 398                                                         loadMoreHeadlines();
 399                                         }
 400                                 } catch (e) {
 401                                         console.warn(e);
 402                                 } */
 403
 404                                 headlines_scroll_handler($("headlines-frame"));
 405
 406                                 return;
 407                         }
 408                 }
 409
 410                 last_requested_article = id;
 411
 412                 console.log(query);
 413
 414                 if (article_is_unread) {
 415                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 416                 }
 417
 418                 new Ajax.Request("backend.php", {
 419                         parameters: query,
 420                         onComplete: function(transport) {
 421                                 article_callback2(transport, id);
 422                         } });
 423
 424                 return false;
 425
 426         } catch (e) {
 427                 exception_error("view", e);
 428         }
 429 }
 430
 431 function toggleMark(id, client_only) {
 432         try {
 433                 var query = "?op=rpc&id=" + id + "&method=mark";
 434
 435                 var img = $("FMPIC-" + id);
 436
 437                 if (!img) return;
 438
 439                 if (img.src.match("mark_unset")) {
 440                         img.src = img.src.replace("mark_unset", "mark_set");
 441                         img.alt = __("Unstar article");
 442                         query = query + "&mark=1";
 443
 444                 } else {
 445                         img.src = img.src.replace("mark_set", "mark_unset");
 446                         img.alt = __("Star article");
 447                         query = query + "&mark=0";
 448                 }
 449
 450                 cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 451
 452                 if (!client_only) {
 453                         new Ajax.Request("backend.php", {
 454                                 parameters: query,
 455                                 onComplete: function(transport) {
 456                                         handle_rpc_json(transport);
 457                                 } });
 458                 }
 459
 460         } catch (e) {
 461                 exception_error("toggleMark", e);
 462         }
 463 }
 464
 465 function togglePub(id, client_only, no_effects, note) {
 466         try {
 467                 var query = "?op=rpc&id=" + id + "&method=publ";
 468
 469                 if (note != undefined) {
 470                         query = query + "&note=" + param_escape(note);
 471                 } else {
 472                         query = query + "&note=undefined";
 473                 }
 474
 475                 var img = $("FPPIC-" + id);
 476
 477                 if (!img) return;
 478
 479                 if (img.src.match("pub_unset") || note != undefined) {
 480                         img.src = img.src.replace("pub_unset", "pub_set");
 481                         img.alt = __("Unpublish article");
 482                         query = query + "&pub=1";
 483
 484                 } else {
 485                         img.src = img.src.replace("pub_set", "pub_unset");
 486                         img.alt = __("Publish article");
 487
 488                         query = query + "&pub=0";
 489                 }
 490
 491                 cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 492
 493                 if (!client_only) {
 494                         new Ajax.Request("backend.php", {
 495                                 parameters: query,
 496                                 onComplete: function(transport) {
 497                                         handle_rpc_json(transport);
 498                                 } });
 499                 }
 500
 501         } catch (e) {
 502                 exception_error("togglePub", e);
 503         }
 504 }
 505
 506 function moveToPost(mode) {
 507
 508         try {
 509
 510                 var rows = getVisibleArticleIds();
 511
 512                 var prev_id = false;
 513                 var next_id = false;
 514
 515                 if (!$('RROW-' + active_post_id)) {
 516                         active_post_id = false;
 517                 }
 518
 519                 if (active_post_id == false) {
 520                         next_id = rows[0];
 521                         prev_id = rows[rows.length-1]
 522                 } else {
 523                         for (var i = 0; i < rows.length; i++) {
 524                                 if (rows[i] == active_post_id) {
 525
 526                                         // Account for adjacent identical article ids.
 527                                         if (i > 0) prev_id = rows[i-1];
 528
 529                                         for (var j = i+1; j < rows.length; j++) {
 530                                                 if (rows[j] != active_post_id) {
 531                                                         next_id = rows[j];
 532                                                         break;
 533                                                 }
 534                                         }
 535                                         break;
 536                                 }
 537                         }
 538                 }
 539
 540                 if (mode == "next") {
 541                         if (next_id) {
 542                                 if (isCdmMode()) {
 543
 544                                         cdmExpandArticle(next_id);
 545                                         cdmScrollToArticleId(next_id);
 546
 547                                 } else {
 548                                         correctHeadlinesOffset(next_id);
 549                                         view(next_id, getActiveFeedId());
 550                                 }
 551                         }
 552                 }
 553
 554                 if (mode == "prev") {
 555                         if (prev_id) {
 556                                 if (isCdmMode()) {
 557                                         cdmExpandArticle(prev_id);
 558                                         cdmScrollToArticleId(prev_id);
 559                                 } else {
 560                                         correctHeadlinesOffset(prev_id);
 561                                         view(prev_id, getActiveFeedId());
 562                                 }
 563                         }
 564                 }
 565
 566         } catch (e) {
 567                 exception_error("moveToPost", e);
 568         }
 569 }
 570
 571 function toggleSelected(id, force_on) {
 572         try {
 573
 574                 var cb = dijit.byId("RCHK-" + id);
 575                 var row = $("RROW-" + id);
 576
 577                 if (row) {
 578                         if (row.hasClassName('Selected') && !force_on) {
 579                                 row.removeClassName('Selected');
 580                                 if (cb) cb.attr("checked", false);
 581                         } else {
 582                                 row.addClassName('Selected');
 583                                 if (cb) cb.attr("checked", true);
 584                         }
 585                 }
 586         } catch (e) {
 587                 exception_error("toggleSelected", e);
 588         }
 589 }
 590
 591 function toggleUnread_afh(effect) {
 592         try {
 593
 594                 var elem = effect.element;
 595                 elem.style.backgroundColor = "";
 596
 597         } catch (e) {
 598                 exception_error("toggleUnread_afh", e);
 599         }
 600 }
 601
 602 function toggleUnread(id, cmode, effect) {
 603         try {
 604
 605                 var row = $("RROW-" + id);
 606                 if (row) {
 607                         if (cmode == undefined || cmode == 2) {
 608                                 if (row.hasClassName("Unread")) {
 609                                         row.removeClassName("Unread");
 610
 611                                         if (effect) {
 612                                                 new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 613                                                         afterFinish: toggleUnread_afh,
 614                                                         queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 615                                         }
 616
 617                                 } else {
 618                                         row.addClassName("Unread");
 619                                 }
 620
 621                         } else if (cmode == 0) {
 622
 623                                 row.removeClassName("Unread");
 624
 625                                 if (effect) {
 626                                         new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 627                                                 afterFinish: toggleUnread_afh,
 628                                                 queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 629                                 }
 630
 631                         } else if (cmode == 1) {
 632                                 row.addClassName("Unread");
 633                         }
 634
 635                         if (cmode == undefined) cmode = 2;
 636
 637                         var query = "?op=rpc&method=catchupSelected" +
 638                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 639
 640 //                      notify_progress("Loading, please wait...");
 641
 642                         new Ajax.Request("backend.php", {
 643                                 parameters: query,
 644                                 onComplete: function(transport) {
 645                                         handle_rpc_json(transport);
 646                                 } });
 647
 648                 }
 649
 650         } catch (e) {
 651                 exception_error("toggleUnread", e);
 652         }
 653 }
 654
 655 function selectionRemoveLabel(id, ids) {
 656         try {
 657
 658                 if (!ids) ids = getSelectedArticleIds2();
 659
 660                 if (ids.length == 0) {
 661                         alert(__("No articles are selected."));
 662                         return;
 663                 }
 664
 665                 var query = "?op=rpc&method=removeFromLabel&ids=" +
 666                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 667
 668                 console.log(query);
 669
 670                 new Ajax.Request("backend.php", {
 671                         parameters: query,
 672                         onComplete: function(transport) {
 673                                 handle_rpc_json(transport);
 674                                 show_labels_in_headlines(transport);
 675                         } });
 676
 677         } catch (e) {
 678                 exception_error("selectionAssignLabel", e);
 679
 680         }
 681 }
 682
 683 function selectionAssignLabel(id, ids) {
 684         try {
 685
 686                 if (!ids) ids = getSelectedArticleIds2();
 687
 688                 if (ids.length == 0) {
 689                         alert(__("No articles are selected."));
 690                         return;
 691                 }
 692
 693                 var query = "?op=rpc&method=assignToLabel&ids=" +
 694                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 695
 696                 console.log(query);
 697
 698                 new Ajax.Request("backend.php", {
 699                         parameters: query,
 700                         onComplete: function(transport) {
 701                                 handle_rpc_json(transport);
 702                                 show_labels_in_headlines(transport);
 703                         } });
 704
 705         } catch (e) {
 706                 exception_error("selectionAssignLabel", e);
 707
 708         }
 709 }
 710
 711 function selectionToggleUnread(set_state, callback, no_error) {
 712         try {
 713                 var rows = getSelectedArticleIds2();
 714
 715                 if (rows.length == 0 && !no_error) {
 716                         alert(__("No articles are selected."));
 717                         return;
 718                 }
 719
 720                 for (var i = 0; i < rows.length; i++) {
 721                         var row = $("RROW-" + rows[i]);
 722                         if (row) {
 723                                 if (set_state == undefined) {
 724                                         if (row.hasClassName("Unread")) {
 725                                                 row.removeClassName("Unread");
 726                                         } else {
 727                                                 row.addClassName("Unread");
 728                                         }
 729                                 }
 730
 731                                 if (set_state == false) {
 732                                         row.removeClassName("Unread");
 733                                 }
 734
 735                                 if (set_state == true) {
 736                                         row.addClassName("Unread");
 737                                 }
 738                         }
 739                 }
 740
 741                 if (rows.length > 0) {
 742
 743                         var cmode = "";
 744
 745                         if (set_state == undefined) {
 746                                 cmode = "2";
 747                         } else if (set_state == true) {
 748                                 cmode = "1";
 749                         } else if (set_state == false) {
 750                                 cmode = "0";
 751                         }
 752
 753                         var query = "?op=rpc&method=catchupSelected" +
 754                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 755
 756                         notify_progress("Loading, please wait...");
 757
 758                         new Ajax.Request("backend.php", {
 759                                 parameters: query,
 760                                 onComplete: function(transport) {
 761                                         handle_rpc_json(transport);
 762                                         if (callback) callback(transport);
 763                                 } });
 764
 765                 }
 766
 767         } catch (e) {
 768                 exception_error("selectionToggleUnread", e);
 769         }
 770 }
 771
 772 function selectionToggleMarked() {
 773         try {
 774
 775                 var rows = getSelectedArticleIds2();
 776
 777                 if (rows.length == 0) {
 778                         alert(__("No articles are selected."));
 779                         return;
 780                 }
 781
 782                 for (var i = 0; i < rows.length; i++) {
 783                         toggleMark(rows[i], true, true);
 784                 }
 785
 786                 if (rows.length > 0) {
 787
 788                         var query = "?op=rpc&method=markSelected&ids=" +
 789                                 param_escape(rows.toString()) + "&cmode=2";
 790
 791                         new Ajax.Request("backend.php", {
 792                                 parameters: query,
 793                                 onComplete: function(transport) {
 794                                         handle_rpc_json(transport);
 795                                 } });
 796
 797                 }
 798
 799         } catch (e) {
 800                 exception_error("selectionToggleMarked", e);
 801         }
 802 }
 803
 804 function selectionTogglePublished() {
 805         try {
 806
 807                 var rows = getSelectedArticleIds2();
 808
 809                 if (rows.length == 0) {
 810                         alert(__("No articles are selected."));
 811                         return;
 812                 }
 813
 814                 for (var i = 0; i < rows.length; i++) {
 815                         togglePub(rows[i], true, true);
 816                 }
 817
 818                 if (rows.length > 0) {
 819
 820                         var query = "?op=rpc&method=publishSelected&ids=" +
 821                                 param_escape(rows.toString()) + "&cmode=2";
 822
 823                         new Ajax.Request("backend.php", {
 824                                 parameters: query,
 825                                 onComplete: function(transport) {
 826                                         handle_rpc_json(transport);
 827                                 } });
 828
 829                 }
 830
 831         } catch (e) {
 832                 exception_error("selectionToggleMarked", e);
 833         }
 834 }
 835
 836 function getSelectedArticleIds2() {
 837
 838         var rv = [];
 839
 840         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 841                 function(child) {
 842                         rv.push(child.id.replace("RROW-", ""));
 843                 });
 844
 845         return rv;
 846 }
 847
 848 function getLoadedArticleIds() {
 849         var rv = [];
 850
 851         var children = $$("#headlines-frame > div[id*=RROW-]");
 852
 853         children.each(function(child) {
 854                         rv.push(child.id.replace("RROW-", ""));
 855                 });
 856
 857         return rv;
 858
 859 }
 860
 861 // mode = all,none,unread,invert,marked,published
 862 function selectArticles(mode) {
 863         try {
 864
 865                 var children = $$("#headlines-frame > div[id*=RROW]");
 866
 867                 children.each(function(child) {
 868                         var id = child.id.replace("RROW-", "");
 869                         var cb = dijit.byId("RCHK-" + id);
 870
 871                         if (mode == "all") {
 872                                 child.addClassName("Selected");
 873                                 if (cb) cb.attr("checked", true);
 874                         } else if (mode == "unread") {
 875                                 if (child.hasClassName("Unread")) {
 876                                         child.addClassName("Selected");
 877                                         if (cb) cb.attr("checked", true);
 878                                 } else {
 879                                         child.removeClassName("Selected");
 880                                         if (cb) cb.attr("checked", false);
 881                                 }
 882                         } else if (mode == "marked") {
 883                                 var img = $("FMPIC-" + child.id.replace("RROW-", ""));
 884
 885                                 if (img && img.src.match("mark_set")) {
 886                                         child.addClassName("Selected");
 887                                         if (cb) cb.attr("checked", true);
 888                                 } else {
 889                                         child.removeClassName("Selected");
 890                                         if (cb) cb.attr("checked", false);
 891                                 }
 892                         } else if (mode == "published") {
 893                                 var img = $("FPPIC-" + child.id.replace("RROW-", ""));
 894
 895                                 if (img && img.src.match("pub_set")) {
 896                                         child.addClassName("Selected");
 897                                         if (cb) cb.attr("checked", true);
 898                                 } else {
 899                                         child.removeClassName("Selected");
 900                                         if (cb) cb.attr("checked", false);
 901                                 }
 902
 903                         } else if (mode == "invert") {
 904                                 if (child.hasClassName("Selected")) {
 905                                         child.removeClassName("Selected");
 906                                         if (cb) cb.attr("checked", false);
 907                                 } else {
 908                                         child.addClassName("Selected");
 909                                         if (cb) cb.attr("checked", true);
 910                                 }
 911
 912                         } else {
 913                                 child.removeClassName("Selected");
 914                                 if (cb) cb.attr("checked", false);
 915                         }
 916                 });
 917
 918         } catch (e) {
 919                 exception_error("selectArticles", e);
 920         }
 921 }
 922
 923 function catchupPage() {
 924
 925         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 926
 927         var str = __("Mark all visible articles in %s as read?");
 928
 929         str = str.replace("%s", fn);
 930
 931         if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 932                 return;
 933         }
 934
 935         selectArticles('all');
 936         selectionToggleUnread(false, 'viewCurrentFeed()', true);
 937         selectArticles('none');
 938 }
 939
 940 function deleteSelection() {
 941
 942         try {
 943
 944                 var rows = getSelectedArticleIds2();
 945
 946                 if (rows.length == 0) {
 947                         alert(__("No articles are selected."));
 948                         return;
 949                 }
 950
 951                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 952                 var str;
 953
 954                 if (getActiveFeedId() != 0) {
 955                         str = __("Delete %d selected articles in %s?");
 956                 } else {
 957                         str = __("Delete %d selected articles?");
 958                 }
 959
 960                 str = str.replace("%d", rows.length);
 961                 str = str.replace("%s", fn);
 962
 963                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 964                         return;
 965                 }
 966
 967                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
 968
 969                 console.log(query);
 970
 971                 new Ajax.Request("backend.php", {
 972                         parameters: query,
 973                         onComplete: function(transport) {
 974                                         handle_rpc_json(transport);
 975                                         viewCurrentFeed();
 976                                 } });
 977
 978         } catch (e) {
 979                 exception_error("deleteSelection", e);
 980         }
 981 }
 982
 983 function archiveSelection() {
 984
 985         try {
 986
 987                 var rows = getSelectedArticleIds2();
 988
 989                 if (rows.length == 0) {
 990                         alert(__("No articles are selected."));
 991                         return;
 992                 }
 993
 994                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 995                 var str;
 996                 var op;
 997
 998                 if (getActiveFeedId() != 0) {
 999                         str = __("Archive %d selected articles in %s?");
1000                         op = "archive";
1001                 } else {
1002                         str = __("Move %d archived articles back?");
1003                         op = "unarchive";
1004                 }
1005
1006                 str = str.replace("%d", rows.length);
1007                 str = str.replace("%s", fn);
1008
1009                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1010                         return;
1011                 }
1012
1013                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1014
1015                 console.log(query);
1016
1017                 for (var i = 0; i < rows.length; i++) {
1018                         cache_delete("article:" + rows[i]);
1019                 }
1020
1021                 new Ajax.Request("backend.php", {
1022                         parameters: query,
1023                         onComplete: function(transport) {
1024                                         handle_rpc_json(transport);
1025                                         viewCurrentFeed();
1026                                 } });
1027
1028         } catch (e) {
1029                 exception_error("archiveSelection", e);
1030         }
1031 }
1032
1033 function catchupSelection() {
1034
1035         try {
1036
1037                 var rows = getSelectedArticleIds2();
1038
1039                 if (rows.length == 0) {
1040                         alert(__("No articles are selected."));
1041                         return;
1042                 }
1043
1044                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1045
1046                 var str = __("Mark %d selected articles in %s as read?");
1047
1048                 str = str.replace("%d", rows.length);
1049                 str = str.replace("%s", fn);
1050
1051                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1052                         return;
1053                 }
1054
1055                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1056
1057         } catch (e) {
1058                 exception_error("catchupSelection", e);
1059         }
1060 }
1061
1062 function editArticleTags(id) {
1063                 var query = "backend.php?op=dlg&method=editArticleTags&param=" + param_escape(id);
1064
1065                 if (dijit.byId("editTagsDlg"))
1066                         dijit.byId("editTagsDlg").destroyRecursive();
1067
1068                 dialog = new dijit.Dialog({
1069                         id: "editTagsDlg",
1070                         title: __("Edit article Tags"),
1071                         style: "width: 600px",
1072                         execute: function() {
1073                                 if (this.validate()) {
1074                                         var query = dojo.objectToQuery(this.attr('value'));
1075
1076                                         notify_progress("Saving article tags...", true);
1077
1078                                         new Ajax.Request("backend.php", {
1079                                         parameters: query,
1080                                         onComplete: function(transport) {
1081                                                 notify('');
1082                                                 dialog.hide();
1083
1084                                                 var data = JSON.parse(transport.responseText);
1085
1086                                                 if (data) {
1087                                                         var tags_str = article.tags;
1088                                                         var id = tags_str.id;
1089
1090                                                         var tags = $("ATSTR-" + id);
1091                                                         var tooltip = dijit.byId("ATSTRTIP-" + id);
1092
1093                                                         if (tags) tags.innerHTML = tags_str.content;
1094                                                         if (tooltip) tooltip.attr('label', tags_str.content_full);
1095
1096                                                         cache_delete("article:" + id);
1097                                                 }
1098
1099                                         }});
1100                                 }
1101                         },
1102                         href: query,
1103                 });
1104
1105                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1106                 dojo.disconnect(tmph);
1107
1108                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1109                            "backend.php?op=rpc&method=completeTags",
1110                            { tokens: ',', paramName: "search" });
1111                 });
1112
1113                 dialog.show();
1114
1115 }
1116
1117 function cdmScrollToArticleId(id) {
1118         try {
1119                 var ctr = $("headlines-frame");
1120                 var e = $("RROW-" + id);
1121
1122                 if (!e || !ctr) return;
1123
1124                 ctr.scrollTop = e.offsetTop;
1125
1126         } catch (e) {
1127                 exception_error("cdmScrollToArticleId", e);
1128         }
1129 }
1130
1131 function getActiveArticleId() {
1132         return active_post_id;
1133 }
1134
1135 function postMouseIn(id) {
1136         post_under_pointer = id;
1137 }
1138
1139 function postMouseOut(id) {
1140         post_under_pointer = false;
1141 }
1142
1143 function headlines_scroll_handler(e) {
1144         try {
1145                 var hsp = $("headlines-spacer");
1146
1147                 if (!_infscroll_disable) {
1148                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1149                                         (e.scrollHeight != 0 &&
1150                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1151
1152                                 if (hsp)
1153                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1154                                                 __("Loading, please wait...");
1155
1156                                 loadMoreHeadlines();
1157                                 return;
1158
1159                         }
1160                 } else {
1161                         if (hsp) hsp.innerHTML = "";
1162                 }
1163
1164                 if (getInitParam("cdm_auto_catchup") == 1) {
1165
1166                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1167                                 function(child) {
1168                                         if ($("headlines-frame").scrollTop >
1169                                                         (child.offsetTop + child.offsetHeight/2)) {
1170
1171                                                 var id = child.id.replace("RROW-", "");
1172
1173                                                 if (catchup_id_batch.indexOf(id) == -1)
1174                                                         catchup_id_batch.push(id);
1175
1176                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1177                                         }
1178                                 });
1179
1180                         if (catchup_id_batch.length > 0) {
1181                                 window.clearTimeout(catchup_timeout_id);
1182
1183                                 if (!_infscroll_request_sent) {
1184                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1185                                                 2000);
1186                                 }
1187                         }
1188                 }
1189
1190         } catch (e) {
1191                 console.warn("headlines_scroll_handler: " + e);
1192         }
1193 }
1194
1195 function catchupBatchedArticles() {
1196         try {
1197                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1198
1199                         // make a copy of the array
1200                         var batch = catchup_id_batch.slice();
1201                         var query = "?op=rpc&method=catchupSelected" +
1202                                 "&cmode=0&ids=" + param_escape(batch.toString());
1203
1204                         console.log(query);
1205
1206                         new Ajax.Request("backend.php", {
1207                                 parameters: query,
1208                                 onComplete: function(transport) {
1209                                         handle_rpc_json(transport);
1210
1211                                         batch.each(function(id) {
1212                                                 var elem = $("RROW-" + id);
1213                                                 if (elem) elem.removeClassName("Unread");
1214                                                 catchup_id_batch.remove(id);
1215                                         });
1216
1217                                 } });
1218                 }
1219
1220         } catch (e) {
1221                 exception_error("catchupBatchedArticles", e);
1222         }
1223 }
1224
1225 function catchupRelativeToArticle(below, id) {
1226
1227         try {
1228
1229                 if (!id) id = getActiveArticleId();
1230
1231                 if (!id) {
1232                         alert(__("No article is selected."));
1233                         return;
1234                 }
1235
1236                 var visible_ids = getVisibleArticleIds();
1237
1238                 var ids_to_mark = new Array();
1239
1240                 if (!below) {
1241                         for (var i = 0; i < visible_ids.length; i++) {
1242                                 if (visible_ids[i] != id) {
1243                                         var e = $("RROW-" + visible_ids[i]);
1244
1245                                         if (e && e.hasClassName("Unread")) {
1246                                                 ids_to_mark.push(visible_ids[i]);
1247                                         }
1248                                 } else {
1249                                         break;
1250                                 }
1251                         }
1252                 } else {
1253                         for (var i = visible_ids.length-1; i >= 0; i--) {
1254                                 if (visible_ids[i] != id) {
1255                                         var e = $("RROW-" + visible_ids[i]);
1256
1257                                         if (e && e.hasClassName("Unread")) {
1258                                                 ids_to_mark.push(visible_ids[i]);
1259                                         }
1260                                 } else {
1261                                         break;
1262                                 }
1263                         }
1264                 }
1265
1266                 if (ids_to_mark.length == 0) {
1267                         alert(__("No articles found to mark"));
1268                 } else {
1269                         var msg = __("Mark %d article(s) as read?").replace("%d", ids_to_mark.length);
1270
1271                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1272
1273                                 for (var i = 0; i < ids_to_mark.length; i++) {
1274                                         var e = $("RROW-" + ids_to_mark[i]);
1275                                         e.removeClassName("Unread");
1276                                 }
1277
1278                                 var query = "?op=rpc&method=catchupSelected" +
1279                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1280
1281                                 new Ajax.Request("backend.php", {
1282                                         parameters: query,
1283                                         onComplete: function(transport) {
1284                                                 handle_rpc_json(transport);
1285                                         } });
1286
1287                         }
1288                 }
1289
1290         } catch (e) {
1291                 exception_error("catchupRelativeToArticle", e);
1292         }
1293 }
1294
1295 function cdmExpandArticle(id) {
1296         try {
1297
1298                 hideAuxDlg();
1299
1300                 var elem = $("CICD-" + active_post_id);
1301
1302                 if (id == active_post_id && Element.visible(elem))
1303                         return true;
1304
1305                 selectArticles("none");
1306
1307                 var old_offset = $("RROW-" + id).offsetTop;
1308
1309                 if (active_post_id && elem && !getInitParam("cdm_expanded")) {
1310                         Element.hide(elem);
1311                         Element.show("CEXC-" + active_post_id);
1312                 }
1313
1314                 active_post_id = id;
1315
1316                 elem = $("CICD-" + id);
1317
1318                 if (!Element.visible(elem)) {
1319                         Element.show(elem);
1320                         Element.hide("CEXC-" + id);
1321                 }
1322
1323                 var new_offset = $("RROW-" + id).offsetTop;
1324
1325                 $("headlines-frame").scrollTop += (new_offset-old_offset);
1326
1327                 if ($("RROW-" + id).offsetTop != old_offset)
1328                         $("headlines-frame").scrollTop = new_offset;
1329
1330                 toggleUnread(id, 0, true);
1331                 toggleSelected(id);
1332
1333         } catch (e) {
1334                 exception_error("cdmExpandArticle", e);
1335         }
1336
1337         return false;
1338 }
1339
1340 function fixHeadlinesOrder(ids) {
1341         try {
1342                 for (var i = 0; i < ids.length; i++) {
1343                         var e = $("RROW-" + ids[i]);
1344
1345                         if (e) {
1346                                 if (i % 2 == 0) {
1347                                         e.removeClassName("even");
1348                                         e.addClassName("odd");
1349                                 } else {
1350                                         e.removeClassName("odd");
1351                                         e.addClassName("even");
1352                                 }
1353                         }
1354                 }
1355         } catch (e) {
1356                 exception_error("fixHeadlinesOrder", e);
1357         }
1358 }
1359
1360 function getArticleUnderPointer() {
1361         return post_under_pointer;
1362 }
1363
1364 function zoomToArticle(event, id) {
1365         try {
1366                 var cached_article = cache_get("article: " + id);
1367
1368                 if (dijit.byId("ATAB-" + id))
1369                         if (!event || !event.shiftKey)
1370                                 return dijit.byId("content-tabs").selectChild(dijit.byId("ATAB-" + id));
1371
1372                 if (dijit.byId("ATSTRTIP-" + id))
1373                         dijit.byId("ATSTRTIP-" + id).destroyRecursive();
1374
1375                 if (cached_article) {
1376                         //closeArticlePanel();
1377
1378                         var article_pane = new dijit.layout.ContentPane({
1379                                 title: __("Loading...") , content: cached_article,
1380                                 style: 'padding : 0px;',
1381                                 id: 'ATAB-' + id,
1382                                 closable: true });
1383
1384                         dijit.byId("content-tabs").addChild(article_pane);
1385
1386                         if (!event || !event.shiftKey)
1387                                 dijit.byId("content-tabs").selectChild(article_pane);
1388
1389                         if ($("PTITLE-" + id))
1390                                 article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1391
1392                 } else {
1393
1394                         var query = "?op=rpc&method=getArticles&ids=" + param_escape(id);
1395
1396                         notify_progress("Loading, please wait...", true);
1397
1398                         new Ajax.Request("backend.php", {
1399                                 parameters: query,
1400                                 onComplete: function(transport) {
1401                                         notify('');
1402
1403                                         var reply = JSON.parse(transport.responseText);
1404
1405                                         if (reply) {
1406                                                 //closeArticlePanel();
1407
1408                                                 var content = reply[0]['content'];
1409
1410                                                 var article_pane = new dijit.layout.ContentPane({
1411                                                         title: "article-" + id , content: content,
1412                                                         style: 'padding : 0px;',
1413                                                         id: 'ATAB-' + id,
1414                                                         closable: true });
1415
1416                                                 dijit.byId("content-tabs").addChild(article_pane);
1417
1418                                                 if (!event || !event.shiftKey)
1419                                                         dijit.byId("content-tabs").selectChild(article_pane);
1420
1421                                                 if ($("PTITLE-" + id))
1422                                                         article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1423                                         }
1424
1425                                 } });
1426                         }
1427
1428         } catch (e) {
1429                 exception_error("zoomToArticle", e);
1430         }
1431 }
1432
1433 function scrollArticle(offset) {
1434         try {
1435                 if (!isCdmMode()) {
1436                         var ci = $("content-insert");
1437                         if (ci) {
1438                                 ci.scrollTop += offset;
1439                         }
1440                 } else {
1441                         var hi = $("headlines-frame");
1442                         if (hi) {
1443                                 hi.scrollTop += offset;
1444                         }
1445
1446                 }
1447         } catch (e) {
1448                 exception_error("scrollArticle", e);
1449         }
1450 }
1451
1452 function show_labels_in_headlines(transport) {
1453         try {
1454                 var data = JSON.parse(transport.responseText);
1455
1456                 if (data) {
1457                         data['info-for-headlines'].each(function(elem) {
1458                                 var ctr = $("HLLCTR-" + elem.id);
1459
1460                                 if (ctr) ctr.innerHTML = elem.labels;
1461                         });
1462
1463                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
1464
1465                 }
1466         } catch (e) {
1467                 exception_error("show_labels_in_headlines", e);
1468         }
1469 }
1470
1471 /* function toggleHeadlineActions() {
1472         try {
1473                 var e = $("headlineActionsBody");
1474                 var p = $("headlineActionsDrop");
1475
1476                 if (!Element.visible(e)) {
1477                         Element.show(e);
1478                 } else {
1479                         Element.hide(e);
1480                 }
1481
1482                 e.scrollTop = 0;
1483                 e.style.left = (p.offsetLeft + 1) + "px";
1484                 e.style.top = (p.offsetTop + p.offsetHeight + 2) + "px";
1485
1486         } catch (e) {
1487                 exception_error("toggleHeadlineActions", e);
1488         }
1489 } */
1490
1491 /* function publishWithNote(id, def_note) {
1492         try {
1493                 if (!def_note) def_note = '';
1494
1495                 var note = prompt(__("Please enter a note for this article:"), def_note);
1496
1497                 if (note != undefined) {
1498                         togglePub(id, false, false, note);
1499                 }
1500
1501         } catch (e) {
1502                 exception_error("publishWithNote", e);
1503         }
1504 } */
1505
1506 function dismissArticle(id) {
1507         try {
1508                 var elem = $("RROW-" + id);
1509
1510                 toggleUnread(id, 0, true);
1511
1512                 new Effect.Fade(elem, {duration : 0.5});
1513
1514                 active_post_id = false;
1515
1516         } catch (e) {
1517                 exception_error("dismissArticle", e);
1518         }
1519 }
1520
1521 function dismissSelectedArticles() {
1522         try {
1523
1524                 var ids = getVisibleArticleIds();
1525                 var tmp = [];
1526                 var sel = [];
1527
1528                 for (var i = 0; i < ids.length; i++) {
1529                         var elem = $("RROW-" + ids[i]);
1530
1531                         if (elem.className && elem.hasClassName("Selected") &&
1532                                         ids[i] != active_post_id) {
1533                                 new Effect.Fade(elem, {duration : 0.5});
1534                                 sel.push(ids[i]);
1535                         } else {
1536                                 tmp.push(ids[i]);
1537                         }
1538                 }
1539
1540                 if (sel.length > 0)
1541                         selectionToggleUnread(false);
1542
1543                 fixHeadlinesOrder(tmp);
1544
1545         } catch (e) {
1546                 exception_error("dismissSelectedArticles", e);
1547         }
1548 }
1549
1550 function dismissReadArticles() {
1551         try {
1552
1553                 var ids = getVisibleArticleIds();
1554                 var tmp = [];
1555
1556                 for (var i = 0; i < ids.length; i++) {
1557                         var elem = $("RROW-" + ids[i]);
1558
1559                         if (elem.className && !elem.hasClassName("Unread") &&
1560                                         !elem.hasClassName("Selected")) {
1561
1562                                 new Effect.Fade(elem, {duration : 0.5});
1563                         } else {
1564                                 tmp.push(ids[i]);
1565                         }
1566                 }
1567
1568                 fixHeadlinesOrder(tmp);
1569
1570         } catch (e) {
1571                 exception_error("dismissSelectedArticles", e);
1572         }
1573 }
1574
1575 function getVisibleArticleIds() {
1576         var ids = [];
1577
1578         try {
1579
1580                 getLoadedArticleIds().each(function(id) {
1581                         var elem = $("RROW-" + id);
1582                         if (elem && Element.visible(elem))
1583                                 ids.push(id);
1584                         });
1585
1586         } catch (e) {
1587                 exception_error("getVisibleArticleIds", e);
1588         }
1589
1590         return ids;
1591 }
1592
1593 function cdmClicked(event, id) {
1594         try {
1595                 //var shift_key = event.shiftKey;
1596
1597                 hideAuxDlg();
1598
1599                 if (!event.ctrlKey) {
1600
1601                         if (!getInitParam("cdm_expanded")) {
1602                                 return cdmExpandArticle(id);
1603                         } else {
1604
1605                                 selectArticles("none");
1606                                 toggleSelected(id);
1607
1608                                 var elem = $("RROW-" + id);
1609                                 var article_is_unread = elem.hasClassName("Unread");
1610
1611                                 if (elem)
1612                                         elem.removeClassName("Unread");
1613
1614                                 active_post_id = id;
1615
1616                                 if (article_is_unread) {
1617                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1618                                 }
1619
1620                                 var query = "?op=rpc&method=catchupSelected" +
1621                                         "&cmode=0&ids=" + param_escape(id);
1622
1623                                 new Ajax.Request("backend.php", {
1624                                         parameters: query,
1625                                         onComplete: function(transport) {
1626                                                 handle_rpc_json(transport);
1627                                         } });
1628
1629                                 return true;
1630                         }
1631
1632                 } else {
1633                         toggleSelected(id, true);
1634
1635                         var elem = $("RROW-" + id);
1636                         var article_is_unread = elem.hasClassName("Unread");
1637
1638                         if (article_is_unread) {
1639                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1640                         }
1641
1642                         toggleUnread(id, 0, false);
1643                         zoomToArticle(event, id);
1644                 }
1645
1646         } catch (e) {
1647                 exception_error("cdmClicked");
1648         }
1649
1650         return false;
1651 }
1652
1653 function postClicked(event, id) {
1654         try {
1655
1656                 if (!event.ctrlKey) {
1657                         return true;
1658                 } else {
1659                         postOpenInNewTab(event, id);
1660                         return false;
1661                 }
1662
1663         } catch (e) {
1664                 exception_error("postClicked");
1665         }
1666 }
1667
1668 function hlOpenInNewTab(event, id) {
1669         toggleUnread(id, 0, false);
1670         zoomToArticle(event, id);
1671 }
1672
1673 function postOpenInNewTab(event, id) {
1674         closeArticlePanel(id);
1675         zoomToArticle(event, id);
1676 }
1677
1678 function hlClicked(event, id) {
1679         try {
1680                 if (event.which == 2) {
1681                         view(id);
1682                         return true;
1683                 } else if (event.altKey) {
1684                         openArticleInNewWindow(id);
1685                 } else if (!event.ctrlKey) {
1686                         view(id);
1687                         return false;
1688                 } else {
1689                         toggleSelected(id);
1690                         toggleUnread(id, 0, false);
1691                         zoomToArticle(event, id);
1692                         return false;
1693                 }
1694
1695         } catch (e) {
1696                 exception_error("hlClicked");
1697         }
1698 }
1699
1700 function getFirstVisibleHeadlineId() {
1701         var rows = getVisibleArticleIds();
1702         return rows[0];
1703
1704 }
1705
1706 function getLastVisibleHeadlineId() {
1707         var rows = getVisibleArticleIds();
1708         return rows[rows.length-1];
1709 }
1710
1711 function openArticleInNewWindow(id) {
1712         toggleUnread(id, 0, false);
1713         window.open("backend.php?op=article&method=redirect&id=" + id);
1714 }
1715
1716 function isCdmMode() {
1717         return getInitParam("combined_display_mode");
1718 }
1719
1720 function markHeadline(id) {
1721         var row = $("RROW-" + id);
1722         if (row) {
1723                 var check = dijit.byId("RCHK-" + id);
1724
1725                 if (check) {
1726                         check.attr("checked", true);
1727                 }
1728
1729                 row.addClassName("Selected");
1730         }
1731 }
1732
1733 function getRelativePostIds(id, limit) {
1734
1735         var tmp = [];
1736
1737         try {
1738
1739                 if (!limit) limit = 6; //3
1740
1741                 var ids = getVisibleArticleIds();
1742
1743                 for (var i = 0; i < ids.length; i++) {
1744                         if (ids[i] == id) {
1745                                 for (var k = 1; k <= limit; k++) {
1746                                         //if (i > k-1) tmp.push(ids[i-k]);
1747                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1748                                 }
1749                                 break;
1750                         }
1751                 }
1752
1753         } catch (e) {
1754                 exception_error("getRelativePostIds", e);
1755         }
1756
1757         return tmp;
1758 }
1759
1760 function correctHeadlinesOffset(id) {
1761
1762         try {
1763
1764                 var container = $("headlines-frame");
1765                 var row = $("RROW-" + id);
1766
1767                 if (!container || !row) return;
1768
1769                 var viewport = container.offsetHeight;
1770
1771                 var rel_offset_top = row.offsetTop - container.scrollTop;
1772                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1773
1774                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1775                 //console.log("Vport: " + viewport);
1776
1777                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1778                         container.scrollTop = row.offsetTop;
1779                 } else if (rel_offset_bottom > viewport) {
1780
1781                         /* doesn't properly work with Opera in some cases because
1782                                 Opera fucks up element scrolling */
1783
1784                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1785                 }
1786
1787         } catch (e) {
1788                 exception_error("correctHeadlinesOffset", e);
1789         }
1790
1791 }
1792
1793 function headlineActionsChange(elem) {
1794         try {
1795                 eval(elem.value);
1796                 elem.attr('value', 'false');
1797         } catch (e) {
1798                 exception_error("headlineActionsChange", e);
1799         }
1800 }
1801
1802 function closeArticlePanel() {
1803
1804         var tabs = dijit.byId("content-tabs");
1805         var child = tabs.selectedChildWidget;
1806
1807         if (child && tabs.getIndexOfChild(child) > 0) {
1808                 tabs.removeChild(child);
1809                 child.destroy();
1810         } else {
1811                 if (dijit.byId("content-insert"))
1812                         dijit.byId("headlines-wrap-inner").removeChild(
1813                                 dijit.byId("content-insert"));
1814         }
1815 }
1816
1817 function initHeadlinesMenu() {
1818         try {
1819                 if (dijit.byId("headlinesMenu"))
1820                         dijit.byId("headlinesMenu").destroyRecursive();
1821
1822                 var ids = [];
1823
1824                 if (!isCdmMode()) {
1825                         nodes = $$("#headlines-frame > div[id*=RROW]");
1826                 } else {
1827                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1828                 }
1829
1830                 nodes.each(function(node) {
1831                         ids.push(node.id);
1832                 });
1833
1834                 var menu = new dijit.Menu({
1835                         id: "headlinesMenu",
1836                         targetNodeIds: ids,
1837                 });
1838
1839                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1840                         var callerNode = event.target, match = null, tries = 0;
1841
1842                         while (match == null && callerNode && tries <= 3) {
1843                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1844                                 callerNode = callerNode.parentNode;
1845                                 ++tries;
1846                         }
1847
1848                         if (match) this.callerRowId = parseInt(match[1]);
1849
1850                 });
1851
1852 /*              if (!isCdmMode())
1853                         menu.addChild(new dijit.MenuItem({
1854                                 label: __("View article"),
1855                                 onClick: function(event) {
1856                                         view(this.getParent().callerRowId);
1857                                 }})); */
1858
1859                 menu.addChild(new dijit.MenuItem({
1860                         label: __("Open original article"),
1861                         onClick: function(event) {
1862                                 openArticleInNewWindow(this.getParent().callerRowId);
1863                         }}));
1864
1865                 menu.addChild(new dijit.MenuItem({
1866                         label: __("View in a tt-rss tab"),
1867                         onClick: function(event) {
1868                                 hlOpenInNewTab(event, this.getParent().callerRowId);
1869                                 }}));
1870
1871                 menu.addChild(new dijit.MenuSeparator());
1872
1873                 menu.addChild(new dijit.MenuItem({
1874                         label: __("Mark above as read"),
1875                         onClick: function(event) {
1876                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1877                                 }}));
1878
1879                 menu.addChild(new dijit.MenuItem({
1880                         label: __("Mark below as read"),
1881                         onClick: function(event) {
1882                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1883                                 }}));
1884
1885
1886                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1887
1888                 if (labels) {
1889
1890                         menu.addChild(new dijit.MenuSeparator());
1891
1892                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1893                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1894
1895                         labels.each(function(label) {
1896                                 var id = label.id[0];
1897                                 var bare_id = id.substr(id.indexOf(":")+1);
1898                                 var name = label.name[0];
1899
1900                                 bare_id = -11-bare_id;
1901
1902                                 labelAddMenu.addChild(new dijit.MenuItem({
1903                                         label: name,
1904                                         labelId: bare_id,
1905                                         onClick: function(event) {
1906                                                 var ids = getSelectedArticleIds2();
1907                                                 // cast to string
1908                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1909
1910                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1911
1912                                                 selectionAssignLabel(this.labelId, ids);
1913                                 }}));
1914
1915                                 labelDelMenu.addChild(new dijit.MenuItem({
1916                                         label: name,
1917                                         labelId: bare_id,
1918                                         onClick: function(event) {
1919                                                 var ids = getSelectedArticleIds2();
1920                                                 // cast to string
1921                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1922
1923                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1924
1925                                                 selectionRemoveLabel(this.labelId, ids);
1926                                 }}));
1927
1928                         });
1929
1930                         menu.addChild(new dijit.PopupMenuItem({
1931                                 label: __("Assign label"),
1932                                 popup: labelAddMenu,
1933                         }));
1934
1935                         menu.addChild(new dijit.PopupMenuItem({
1936                                 label: __("Remove label"),
1937                                 popup: labelDelMenu,
1938                         }));
1939
1940                 }
1941
1942                 menu.startup();
1943
1944         } catch (e) {
1945                 exception_error("initHeadlinesMenu", e);
1946         }
1947 }
1948
1949
1950 function player(elem) {
1951         var aid = elem.getAttribute("audio-id");
1952         var status = elem.getAttribute("status");
1953
1954         var audio = $(aid);
1955
1956         if (audio) {
1957                 if (status == 0) {
1958                         audio.play();
1959                         status = 1;
1960                         elem.innerHTML = __("Playing...");
1961                         elem.title = __("Click to pause");
1962                         elem.addClassName("playing");
1963                 } else {
1964                         audio.pause();
1965                         status = 0;
1966                         elem.innerHTML = __("Play");
1967                         elem.title = __("Click to play");
1968                         elem.removeClassName("playing");
1969                 }
1970
1971                 elem.setAttribute("status", status);
1972         } else {
1973                 alert("Your browser doesn't seem to support HTML5 audio.");
1974         }
1975 }
1976
1977 function cache_set(id, obj) {
1978         //console.log("cache_set: " + id);
1979         if (has_storage)
1980                 try {
1981                         sessionStorage[id] = obj;
1982                 } catch (e) {
1983                         sessionStorage.clear();
1984                 }
1985 }
1986
1987 function cache_get(id) {
1988         if (has_storage)
1989                 return sessionStorage[id];
1990 }
1991
1992 function cache_clear() {
1993         if (has_storage)
1994                 sessionStorage.clear();
1995 }
1996
1997 function cache_delete(id) {
1998         if (has_storage)
1999                 sessionStorage.removeItem(id);
2000 }
2001
2002 function cache_headlines(feed, is_cat, toolbar_obj, content_obj) {
2003         if (toolbar_obj && content_obj) {
2004                 cache_set("feed:" + feed + ":" + is_cat,
2005                         JSON.stringify({toolbar: toolbar_obj, content: content_obj}));
2006         } else {
2007                 try {
2008                         obj =   cache_get("feed:" + feed + ":" + is_cat);
2009
2010                         if (obj) {
2011                                 obj = JSON.parse(obj);
2012
2013                                 if (toolbar_obj) obj.toolbar = toolbar_obj;
2014                                 if (content_obj) obj.content = content_obj;
2015
2016                                 cache_set("feed:" + feed + ":" + is_cat, JSON.stringify(obj));
2017                         }
2018
2019                 } catch (e) {
2020                         console.warn("cache_headlines failed: " + e);
2021                 }
2022         }
2023 }
2024
2025 function render_local_headlines(feed, is_cat, obj) {
2026         try {
2027
2028                 dijit.byId("headlines-toolbar").attr('content',
2029                         obj.toolbar);
2030
2031                 dijit.byId("headlines-frame").attr('content',
2032                         obj.content);
2033
2034                 dojo.parser.parse('headlines-toolbar');
2035
2036                 $("headlines-frame").scrollTop = 0;
2037                 selectArticles('none');
2038                 setActiveFeedId(feed, is_cat);
2039                 initHeadlinesMenu();
2040
2041                 dijit.getEnclosingWidget(
2042                         document.forms["main_toolbar_form"].update).attr('disabled',
2043                                 is_cat || feed <= 0);
2044
2045                 precache_headlines();
2046
2047         } catch (e) {
2048                 exception_error("render_local_headlines", e);
2049         }
2050 }
2051
2052 function precache_headlines_idle() {
2053         try {
2054                 if (!feed_precache_timeout_id) {
2055                         if (get_timestamp() - _viewfeed_last > 120) {
2056
2057                                 var feeds = dijit.byId("feedTree").getVisibleUnreadFeeds();
2058                                 var uncached = [];
2059
2060                                 feeds.each(function(item) {
2061                                         if (parseInt(item[0]) > 0 && !cache_get("feed:" + item[0] + ":" + item[1]))
2062                                                 uncached.push(item);
2063                                 });
2064
2065                                 if (uncached.length > 0) {
2066                                         var rf = uncached[Math.floor(Math.random()*uncached.length)];
2067                                         viewfeed(rf[0], '', rf[1], 0, true);
2068                                 }
2069                         }
2070                 }
2071                 precache_idle_timeout_id = setTimeout("precache_headlines_idle()", 1000*30);
2072
2073         } catch (e) {
2074                 exception_error("precache_headlines_idle", e);
2075         }
2076 }
2077
2078 function precache_headlines() {
2079         try {
2080
2081                 if (!feed_precache_timeout_id) {
2082                         feed_precache_timeout_id = window.setTimeout(function() {
2083                                 var nuf = getNextUnreadFeed(getActiveFeedId(), activeFeedIsCat());
2084                                 var nf = dijit.byId("feedTree").getNextFeed(getActiveFeedId(), activeFeedIsCat());
2085
2086                                 if (nuf && !cache_get("feed:" + nuf + ":" + activeFeedIsCat()))
2087                                         viewfeed(nuf, '', activeFeedIsCat(), 0, true);
2088
2089                                 if (nf && nf[0] != nuf && !cache_get("feed:" + nf[0] + ":" + nf[1]))
2090                                         viewfeed(nf[0], '', nf[1], 0, true);
2091
2092                                 window.setTimeout(function() {
2093                                         feed_precache_timeout_id = false;
2094                                         }, 3000);
2095                         }, 1000);
2096                 }
2097
2098         } catch (e) {
2099                 exception_error("precache_headlines", e);
2100         }
2101 }
2102
2103 function cancelSearch() {
2104         try {
2105                 _search_query = "";
2106                 viewCurrentFeed();
2107         } catch (e) {
2108                 exception_error("cancelSearch", e);
2109         }
2110 }
2111
2112 function setSelectionScore() {
2113         try {
2114                 var ids = getSelectedArticleIds2();
2115
2116                 if (ids.length > 0) {
2117                         console.log(ids);
2118
2119                         var score = prompt(__("Please enter new score for selected articles:"), score);
2120
2121                         if (score != undefined) {
2122                                 var query = "op=rpc&method=setScore&id=" + param_escape(ids.toString()) +
2123                                         "&score=" + param_escape(score);
2124
2125                                 new Ajax.Request("backend.php", {
2126                                         parameters: query,
2127                                         onComplete: function(transport) {
2128                                                 var reply = JSON.parse(transport.responseText);
2129                                                 if (reply) {
2130                                                         console.log(ids);
2131
2132                                                         ids.each(function(id) {
2133                                                                 var row = $("RROW-" + id);
2134
2135                                                                 if (row) {
2136                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2137
2138                                                                         if (pic) {
2139                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2140                                                                                         reply["score_pic"]);
2141                                                                                 pic.setAttribute("score", score);
2142                                                                         }
2143                                                                 }
2144                                                         });
2145                                                 }
2146                                         } });
2147                         }
2148
2149                 } else {
2150                         alert(__("No articles are selected."));
2151                 }
2152         } catch (e) {
2153                 exception_error("setSelectionScore", e);
2154         }
2155 }
2156
2157 function changeScore(id, pic) {
2158         try {
2159                 var score = pic.getAttribute("score");
2160
2161                 var new_score = prompt(__("Please enter new score for this article:"), score);
2162
2163                 if (new_score != undefined) {
2164
2165                         var query = "op=rpc&method=setScore&id=" + param_escape(id) +
2166                                 "&score=" + param_escape(new_score);
2167
2168                         new Ajax.Request("backend.php", {
2169                                 parameters: query,
2170                                 onComplete: function(transport) {
2171                                         var reply = JSON.parse(transport.responseText);
2172
2173                                         if (reply) {
2174                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2175                                                 pic.setAttribute("score", new_score);
2176                                         }
2177                                 } });
2178                 }
2179         } catch (e) {
2180                 exception_error("changeScore", e);
2181         }
2182 }