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