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