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