js/viewfeed.js

   1 var article_cache = new Array();
   2
   3 var _active_article_id = 0;
   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
  13 var cids_requested = [];
  14 var loaded_article_ids = [];
  15
  16 var _post_preview_timeout = false;
  17
  18 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  19
  20 function headlines_callback2(transport, offset, background, infscroll_req) {
  21         try {
  22                 handle_rpc_json(transport);
  23
  24                 loading_set_progress(25);
  25
  26                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  27
  28                 var is_cat = false;
  29                 var feed_id = false;
  30
  31                 var reply = false;
  32
  33                 try {
  34                         reply = JSON.parse(transport.responseText);
  35                 } catch (e) {
  36                         console.error(e);
  37                 }
  38
  39                 if (reply) {
  40
  41                         is_cat = reply['headlines']['is_cat'];
  42                         feed_id = reply['headlines']['id'];
  43
  44                         if (background) {
  45                                 var content = reply['headlines']['content'];
  46
  47                                 if (getInitParam("cdm_auto_catchup") == 1) {
  48                                         content = content + "<div id='headlines-spacer'></div>";
  49                                 }
  50                                 return;
  51                         }
  52
  53                         setActiveFeedId(feed_id, is_cat);
  54
  55                         dijit.getEnclosingWidget(
  56                                 document.forms["main_toolbar_form"].update).attr('disabled',
  57                                         is_cat || feed_id <= 0);
  58
  59                         try {
  60                                 if (infscroll_req == false) {
  61                                         $("headlines-frame").scrollTop = 0;
  62                                 }
  63                         } catch (e) { };
  64
  65                         var headlines_count = reply['headlines-info']['count'];
  66
  67                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  68
  69                         if (parseInt(headlines_count) < getInitParam("default_article_limit")) {
  70                                 _infscroll_disable = 1;
  71                         } else {
  72                                 _infscroll_disable = 0;
  73                         }
  74
  75                         var counters = reply['counters'];
  76                         var articles = reply['articles'];
  77                         //var runtime_info = reply['runtime-info'];
  78
  79                         if (infscroll_req == false) {
  80                                 loaded_article_ids = [];
  81
  82                                 dijit.byId("headlines-frame").attr('content',
  83                                         reply['headlines']['content']);
  84
  85                                 dijit.byId("headlines-toolbar").attr('content',
  86                                         reply['headlines']['toolbar']);
  87
  88                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  89                                         if (loaded_article_ids.indexOf(row.id) != -1) {
  90                                                 row.parentNode.removeChild(row);
  91                                         } else {
  92                                                 loaded_article_ids.push(row.id);
  93                                         }
  94                                 });
  95
  96                                 if (getInitParam("cdm_auto_catchup") == 1) {
  97                                         var hsp = $("headlines-spacer");
  98                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
  99                                         dijit.byId('headlines-frame').domNode.appendChild(hsp);
 100                                 }
 101
 102                                 initHeadlinesMenu();
 103
 104                                 if (_search_query) {
 105                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 106                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 107                                                 "</span>";
 108                                 }
 109
 110                         } else {
 111
 112                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 113                                         console.log("adding some more headlines: " + headlines_count);
 114
 115                                         var c = dijit.byId("headlines-frame");
 116                                         var ids = getSelectedArticleIds2();
 117                                         var new_elems = [];
 118
 119                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 120
 121                                         var hsp = $("headlines-spacer");
 122
 123                                         if (hsp)
 124                                                 c.domNode.removeChild(hsp);
 125
 126                                         $$("#headlines-tmp > div").each(function(row) {
 127                                                 if (row.className == 'cdmFeedTitle') {
 128                                                         row.style.display = 'none';
 129                                                         c.domNode.appendChild(row);
 130                                                         new_elems.push(row);
 131                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 132                                                         row.style.display = 'none';
 133                                                         c.domNode.appendChild(row);
 134                                                         new_elems.push(row);
 135                                                         loaded_article_ids.push(row.id);
 136                                                 } else {
 137                                                         row.parentNode.removeChild(row);
 138                                                 }
 139                                         });
 140
 141                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 142
 143                                         fixHeadlinesOrder(getLoadedArticleIds());
 144
 145                                         if (getInitParam("cdm_auto_catchup") == 1) {
 146                                                 c.domNode.appendChild(hsp);
 147                                         }
 148
 149                                         console.log("added " + new_elems.size() + " headlines");
 150
 151                                         if (new_elems.size() == 0)
 152                                                 _infscroll_disable = true;
 153
 154                                         console.log("restore selected ids: " + ids);
 155
 156                                         for (var i = 0; i < ids.length; i++) {
 157                                                 markHeadline(ids[i]);
 158                                         }
 159
 160                                         initHeadlinesMenu();
 161
 162                                         new_elems.each(function(child) {
 163                                                 var cb = dijit.byId(child.id.replace("RROW-", "RCHK-"));
 164
 165                                                 if (!cb) {
 166                                                         dojo.parser.parse(child);
 167
 168                                                         if (!Element.visible(child))
 169                                                                 new Effect.Appear(child, { duration : 0.5 });
 170                                                 } else {
 171                                                         c.domNode.removeChild(child);
 172                                                 }
 173                                         });
 174
 175                                 } else {
 176                                         console.log("no new headlines received");
 177
 178                                         var hsp = $("headlines-spacer");
 179
 180                                         if (hsp) hsp.innerHTML = "";
 181                                 }
 182                         }
 183
 184                         if (articles) {
 185                                 for (var i = 0; i < articles.length; i++) {
 186                                         var a_id = articles[i]['id'];
 187                                         cache_set("article:" + a_id, articles[i]['content']);
 188                                 }
 189                         } else {
 190                                 console.log("no cached articles received");
 191                         }
 192
 193                         if (counters)
 194                                 parse_counters(counters);
 195                         else
 196                                 request_counters(true);
 197
 198                 } else if (transport.responseText) {
 199                         console.error("Invalid object received: " + transport.responseText);
 200                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 201                                         __('Could not update headlines (invalid object received - see error console for details)') +
 202                                         "</div>");
 203                 } else {
 204                         //notify_error("Error communicating with server.");
 205                         Element.show(dijit.byId("net-alert").domNode);
 206                 }
 207
 208                 _infscroll_request_sent = 0;
 209
 210                 unpackVisibleHeadlines();
 211
 212                 notify("");
 213
 214         } catch (e) {
 215                 exception_error("headlines_callback2", e, transport);
 216         }
 217 }
 218
 219 function render_article(article) {
 220         try {
 221                 dijit.byId("headlines-wrap-inner").addChild(
 222                                 dijit.byId("content-insert"));
 223
 224                 var c = dijit.byId("content-insert");
 225
 226                 try {
 227                         c.domNode.scrollTop = 0;
 228                 } catch (e) { };
 229
 230                 c.attr('content', article);
 231
 232                 correctHeadlinesOffset(getActiveArticleId());
 233
 234                 try {
 235                         c.focus();
 236                 } catch (e) { };
 237
 238         } catch (e) {
 239                 exception_error("render_article", e);
 240         }
 241 }
 242
 243 function showArticleInHeadlines(id) {
 244
 245         try {
 246                 selectArticles("none");
 247
 248                 var crow = $("RROW-" + id);
 249
 250                 if (!crow) return;
 251
 252                 var article_is_unread = crow.hasClassName("Unread");
 253
 254                 crow.removeClassName("Unread");
 255                 crow.addClassName("active");
 256
 257                 selectArticles('none');
 258
 259                 var view_mode = false;
 260
 261                 try {
 262                         view_mode = document.forms['main_toolbar_form'].view_mode;
 263                         view_mode = view_mode[view_mode.selectedIndex].value;
 264                 } catch (e) {
 265                         //
 266                 }
 267
 268                 markHeadline(id);
 269
 270                 if (article_is_unread)
 271                         _force_scheduled_update = true;
 272
 273         } catch (e) {
 274                 exception_error("showArticleInHeadlines", e);
 275         }
 276 }
 277
 278 function article_callback2(transport, id) {
 279         try {
 280                 console.log("article_callback2 " + id);
 281
 282                 handle_rpc_json(transport);
 283
 284                 var reply = false;
 285
 286                 try {
 287                         reply = JSON.parse(transport.responseText);
 288                 } catch (e) {
 289                         console.error(e);
 290                 }
 291
 292                 if (reply) {
 293
 294                         reply.each(function(article) {
 295                                 if (getActiveArticleId() == article['id']) {
 296                                         render_article(article['content']);
 297                                 }
 298                                 cids_requested.remove(article['id']);
 299
 300                                 cache_set("article:" + article['id'], article['content']);
 301                         });
 302
 303 //                      if (id != last_requested_article) {
 304 //                              console.log("requested article id is out of sequence, aborting");
 305 //                              return;
 306 //                      }
 307
 308                 } else if (transport.responseText) {
 309                         console.error("Invalid object received: " + transport.responseText);
 310
 311                         render_article("<div class='whiteBox'>" +
 312                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 313                 } else {
 314                         Element.show(dijit.byId("net-alert").domNode);
 315                 }
 316
 317                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 318                 request_counters(unread_in_buffer == 0);
 319
 320                 //headlines_scroll_handler($("headlines-frame"));
 321
 322 /*              try {
 323                         if (!_infscroll_disable &&
 324                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 325
 326                                 loadMoreHeadlines();
 327                         }
 328                 } catch (e) {
 329                         console.warn(e);
 330                 } */
 331
 332                 notify("");
 333         } catch (e) {
 334                 exception_error("article_callback2", e, transport);
 335         }
 336 }
 337
 338 function view(id) {
 339         try {
 340                 var oldrow = $("RROW-" + getActiveArticleId());
 341                 if (oldrow) oldrow.removeClassName("active");
 342
 343                 var crow = $("RROW-" + id);
 344
 345                 if (!crow) return;
 346
 347                 console.log("loading article: " + id);
 348
 349                 var cached_article = cache_get("article:" + id);
 350
 351                 console.log("cache check result: " + (cached_article != false));
 352
 353                 var query = "?op=article&method=view&id=" + param_escape(id);
 354
 355                 var neighbor_ids = getRelativePostIds(id);
 356
 357                 /* only request uncached articles */
 358
 359                 var cids_to_request = [];
 360
 361                 for (var i = 0; i < neighbor_ids.length; i++) {
 362                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 363                                 if (!cache_get("article:" + neighbor_ids[i])) {
 364                                         cids_to_request.push(neighbor_ids[i]);
 365                                         cids_requested.push(neighbor_ids[i]);
 366                                 }
 367                 }
 368
 369                 console.log("additional ids: " + cids_to_request.toString());
 370
 371                 query = query + "&cids=" + cids_to_request.toString();
 372
 373                 var article_is_unread = crow.hasClassName("Unread");
 374
 375                 setActiveArticleId(id);
 376                 showArticleInHeadlines(id);
 377
 378                 if (cached_article && article_is_unread) {
 379
 380                         query = query + "&mode=prefetch";
 381
 382                         render_article(cached_article);
 383
 384                 } else if (cached_article) {
 385
 386                         query = query + "&mode=prefetch_old";
 387                         render_article(cached_article);
 388
 389                         // if we don't need to request any relative ids, we might as well skip
 390                         // the server roundtrip altogether
 391                         if (cids_to_request.length == 0) {
 392
 393 /*                              try {
 394                                         if (!_infscroll_disable &&
 395                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 396
 397                                                         loadMoreHeadlines();
 398                                         }
 399                                 } catch (e) {
 400                                         console.warn(e);
 401                                 } */
 402
 403                                 //headlines_scroll_handler($("headlines-frame"));
 404
 405                                 return;
 406                         }
 407                 }
 408
 409                 last_requested_article = id;
 410
 411                 console.log(query);
 412
 413                 if (article_is_unread) {
 414                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 415                 }
 416
 417                 new Ajax.Request("backend.php", {
 418                         parameters: query,
 419                         onComplete: function(transport) {
 420                                 article_callback2(transport, id);
 421                         } });
 422
 423                 return false;
 424
 425         } catch (e) {
 426                 exception_error("view", e);
 427         }
 428 }
 429
 430 function toggleMark(id, client_only) {
 431         try {
 432                 var query = "?op=rpc&id=" + id + "&method=mark";
 433
 434                 var img = $("FMPIC-" + id);
 435
 436                 if (!img) return;
 437
 438                 if (img.src.match("mark_unset")) {
 439                         img.src = img.src.replace("mark_unset", "mark_set");
 440                         img.alt = __("Unstar article");
 441                         query = query + "&mark=1";
 442
 443                 } else {
 444                         img.src = img.src.replace("mark_set", "mark_unset");
 445                         img.alt = __("Star article");
 446                         query = query + "&mark=0";
 447                 }
 448
 449                 if (!client_only) {
 450                         new Ajax.Request("backend.php", {
 451                                 parameters: query,
 452                                 onComplete: function(transport) {
 453                                         handle_rpc_json(transport);
 454                                 } });
 455                 }
 456
 457         } catch (e) {
 458                 exception_error("toggleMark", e);
 459         }
 460 }
 461
 462 function togglePub(id, client_only, no_effects, note) {
 463         try {
 464                 var query = "?op=rpc&id=" + id + "&method=publ";
 465
 466                 if (note != undefined) {
 467                         query = query + "&note=" + param_escape(note);
 468                 } else {
 469                         query = query + "&note=undefined";
 470                 }
 471
 472                 var img = $("FPPIC-" + id);
 473
 474                 if (!img) return;
 475
 476                 if (img.src.match("pub_unset") || note != undefined) {
 477                         img.src = img.src.replace("pub_unset", "pub_set");
 478                         img.alt = __("Unpublish article");
 479                         query = query + "&pub=1";
 480
 481                 } else {
 482                         img.src = img.src.replace("pub_set", "pub_unset");
 483                         img.alt = __("Publish article");
 484
 485                         query = query + "&pub=0";
 486                 }
 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, noscroll) {
 502
 503         try {
 504
 505                 var rows = getVisibleArticleIds();
 506
 507                 var prev_id = false;
 508                 var next_id = false;
 509
 510                 if (!$('RROW-' + getActiveArticleId())) {
 511                         setActiveArticleId(0);
 512                 }
 513
 514                 if (!getActiveArticleId()) {
 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] == getActiveArticleId()) {
 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] != getActiveArticleId()) {
 526                                                         next_id = rows[j];
 527                                                         break;
 528                                                 }
 529                                         }
 530                                         break;
 531                                 }
 532                         }
 533                 }
 534
 535                 if (mode == "next") {
 536                         if (next_id || getActiveArticleId()) {
 537                                 if (isCdmMode()) {
 538
 539                                         var article = $("RROW-" + getActiveArticleId());
 540                                         var ctr = $("headlines-frame");
 541
 542                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 543                                                         ctr.scrollTop + ctr.offsetHeight) {
 544
 545                                                 scrollArticle(ctr.offsetHeight/4);
 546
 547                                         } else if (next_id) {
 548                                                 cdmExpandArticle(next_id);
 549                                                 cdmScrollToArticleId(next_id, true);
 550                                         }
 551
 552                                 } else if (next_id) {
 553                                         correctHeadlinesOffset(next_id);
 554                                         view(next_id, getActiveFeedId());
 555                                 }
 556                         }
 557                 }
 558
 559                 if (mode == "prev") {
 560                         if (prev_id || getActiveArticleId()) {
 561                                 if (isCdmMode()) {
 562
 563                                         var article = $("RROW-" + getActiveArticleId());
 564                                         var prev_article = $("RROW-" + prev_id);
 565                                         var ctr = $("headlines-frame");
 566
 567                                         if (!getInitParam("cdm_expanded")) {
 568
 569                                                 if (!noscroll && article.offsetTop < ctr.scrollTop) {
 570                                                         scrollArticle(-ctr.offsetHeight/4);
 571                                                 } else {
 572                                                         cdmExpandArticle(prev_id);
 573                                                         cdmScrollToArticleId(prev_id, true);
 574                                                 }
 575                                         } else {
 576
 577                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 578                                                         scrollArticle(-ctr.offsetHeight/3);
 579                                                 } else if (!noscroll && prev_article &&
 580                                                                 prev_article.offsetTop < ctr.scrollTop) {
 581                                                         cdmExpandArticle(prev_id);
 582                                                         scrollArticle(-ctr.offsetHeight/4);
 583                                                 } else if (prev_id) {
 584                                                         cdmExpandArticle(prev_id);
 585                                                         cdmScrollToArticleId(prev_id, noscroll);
 586                                                 }
 587                                         }
 588
 589                                 } else if (prev_id) {
 590                                         correctHeadlinesOffset(prev_id);
 591                                         view(prev_id, getActiveFeedId());
 592                                 }
 593                         }
 594                 }
 595
 596         } catch (e) {
 597                 exception_error("moveToPost", e);
 598         }
 599 }
 600
 601 function toggleSelected(id, force_on) {
 602         try {
 603
 604                 var cb = dijit.byId("RCHK-" + id);
 605                 var row = $("RROW-" + id);
 606
 607                 if (row) {
 608                         if (row.hasClassName('Selected') && !force_on) {
 609                                 row.removeClassName('Selected');
 610                                 if (cb) cb.attr("checked", false);
 611                         } else {
 612                                 row.addClassName('Selected');
 613                                 if (cb) cb.attr("checked", true);
 614                         }
 615                 }
 616         } catch (e) {
 617                 exception_error("toggleSelected", e);
 618         }
 619 }
 620
 621 function toggleUnread_afh(effect) {
 622         try {
 623
 624                 var elem = effect.element;
 625                 elem.style.backgroundColor = "";
 626
 627         } catch (e) {
 628                 exception_error("toggleUnread_afh", e);
 629         }
 630 }
 631
 632 function toggleUnread(id, cmode, effect) {
 633         try {
 634
 635                 var row = $("RROW-" + id);
 636                 if (row) {
 637                         if (cmode == undefined || cmode == 2) {
 638                                 if (row.hasClassName("Unread")) {
 639                                         row.removeClassName("Unread");
 640
 641                                 } else {
 642                                         row.addClassName("Unread");
 643                                 }
 644
 645                         } else if (cmode == 0) {
 646
 647                                 row.removeClassName("Unread");
 648
 649                         } else if (cmode == 1) {
 650                                 row.addClassName("Unread");
 651                         }
 652
 653                         if (cmode == undefined) cmode = 2;
 654
 655                         var query = "?op=rpc&method=catchupSelected" +
 656                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 657
 658 //                      notify_progress("Loading, please wait...");
 659
 660                         new Ajax.Request("backend.php", {
 661                                 parameters: query,
 662                                 onComplete: function(transport) {
 663                                         handle_rpc_json(transport);
 664                                 } });
 665
 666                 }
 667
 668         } catch (e) {
 669                 exception_error("toggleUnread", e);
 670         }
 671 }
 672
 673 function selectionRemoveLabel(id, ids) {
 674         try {
 675
 676                 if (!ids) ids = getSelectedArticleIds2();
 677
 678                 if (ids.length == 0) {
 679                         alert(__("No articles are selected."));
 680                         return;
 681                 }
 682
 683                 var query = "?op=rpc&method=removeFromLabel&ids=" +
 684                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 685
 686                 console.log(query);
 687
 688                 new Ajax.Request("backend.php", {
 689                         parameters: query,
 690                         onComplete: function(transport) {
 691                                 handle_rpc_json(transport);
 692                                 show_labels_in_headlines(transport);
 693                         } });
 694
 695         } catch (e) {
 696                 exception_error("selectionAssignLabel", e);
 697
 698         }
 699 }
 700
 701 function selectionAssignLabel(id, ids) {
 702         try {
 703
 704                 if (!ids) ids = getSelectedArticleIds2();
 705
 706                 if (ids.length == 0) {
 707                         alert(__("No articles are selected."));
 708                         return;
 709                 }
 710
 711                 var query = "?op=rpc&method=assignToLabel&ids=" +
 712                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 713
 714                 console.log(query);
 715
 716                 new Ajax.Request("backend.php", {
 717                         parameters: query,
 718                         onComplete: function(transport) {
 719                                 handle_rpc_json(transport);
 720                                 show_labels_in_headlines(transport);
 721                         } });
 722
 723         } catch (e) {
 724                 exception_error("selectionAssignLabel", e);
 725
 726         }
 727 }
 728
 729 function selectionToggleUnread(set_state, callback, no_error) {
 730         try {
 731                 var rows = getSelectedArticleIds2();
 732
 733                 if (rows.length == 0 && !no_error) {
 734                         alert(__("No articles are selected."));
 735                         return;
 736                 }
 737
 738                 for (var i = 0; i < rows.length; i++) {
 739                         var row = $("RROW-" + rows[i]);
 740                         if (row) {
 741                                 if (set_state == undefined) {
 742                                         if (row.hasClassName("Unread")) {
 743                                                 row.removeClassName("Unread");
 744                                         } else {
 745                                                 row.addClassName("Unread");
 746                                         }
 747                                 }
 748
 749                                 if (set_state == false) {
 750                                         row.removeClassName("Unread");
 751                                 }
 752
 753                                 if (set_state == true) {
 754                                         row.addClassName("Unread");
 755                                 }
 756                         }
 757                 }
 758
 759                 if (rows.length > 0) {
 760
 761                         var cmode = "";
 762
 763                         if (set_state == undefined) {
 764                                 cmode = "2";
 765                         } else if (set_state == true) {
 766                                 cmode = "1";
 767                         } else if (set_state == false) {
 768                                 cmode = "0";
 769                         }
 770
 771                         var query = "?op=rpc&method=catchupSelected" +
 772                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 773
 774                         notify_progress("Loading, please wait...");
 775
 776                         new Ajax.Request("backend.php", {
 777                                 parameters: query,
 778                                 onComplete: function(transport) {
 779                                         handle_rpc_json(transport);
 780                                         if (callback) callback(transport);
 781                                 } });
 782
 783                 }
 784
 785         } catch (e) {
 786                 exception_error("selectionToggleUnread", e);
 787         }
 788 }
 789
 790 function selectionToggleMarked() {
 791         try {
 792
 793                 var rows = getSelectedArticleIds2();
 794
 795                 if (rows.length == 0) {
 796                         alert(__("No articles are selected."));
 797                         return;
 798                 }
 799
 800                 for (var i = 0; i < rows.length; i++) {
 801                         toggleMark(rows[i], true, true);
 802                 }
 803
 804                 if (rows.length > 0) {
 805
 806                         var query = "?op=rpc&method=markSelected&ids=" +
 807                                 param_escape(rows.toString()) + "&cmode=2";
 808
 809                         new Ajax.Request("backend.php", {
 810                                 parameters: query,
 811                                 onComplete: function(transport) {
 812                                         handle_rpc_json(transport);
 813                                 } });
 814
 815                 }
 816
 817         } catch (e) {
 818                 exception_error("selectionToggleMarked", e);
 819         }
 820 }
 821
 822 function selectionTogglePublished() {
 823         try {
 824
 825                 var rows = getSelectedArticleIds2();
 826
 827                 if (rows.length == 0) {
 828                         alert(__("No articles are selected."));
 829                         return;
 830                 }
 831
 832                 for (var i = 0; i < rows.length; i++) {
 833                         togglePub(rows[i], true, true);
 834                 }
 835
 836                 if (rows.length > 0) {
 837
 838                         var query = "?op=rpc&method=publishSelected&ids=" +
 839                                 param_escape(rows.toString()) + "&cmode=2";
 840
 841                         new Ajax.Request("backend.php", {
 842                                 parameters: query,
 843                                 onComplete: function(transport) {
 844                                         handle_rpc_json(transport);
 845                                 } });
 846
 847                 }
 848
 849         } catch (e) {
 850                 exception_error("selectionToggleMarked", e);
 851         }
 852 }
 853
 854 function getSelectedArticleIds2() {
 855
 856         var rv = [];
 857
 858         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 859                 function(child) {
 860                         rv.push(child.id.replace("RROW-", ""));
 861                 });
 862
 863         return rv;
 864 }
 865
 866 function getLoadedArticleIds() {
 867         var rv = [];
 868
 869         var children = $$("#headlines-frame > div[id*=RROW-]");
 870
 871         children.each(function(child) {
 872                         rv.push(child.id.replace("RROW-", ""));
 873                 });
 874
 875         return rv;
 876
 877 }
 878
 879 // mode = all,none,unread,invert,marked,published
 880 function selectArticles(mode) {
 881         try {
 882
 883                 var children = $$("#headlines-frame > div[id*=RROW]");
 884
 885                 children.each(function(child) {
 886                         var id = child.id.replace("RROW-", "");
 887                         var cb = dijit.byId("RCHK-" + id);
 888
 889                         if (mode == "all") {
 890                                 child.addClassName("Selected");
 891                                 if (cb) cb.attr("checked", true);
 892                         } else if (mode == "unread") {
 893                                 if (child.hasClassName("Unread")) {
 894                                         child.addClassName("Selected");
 895                                         if (cb) cb.attr("checked", true);
 896                                 } else {
 897                                         child.removeClassName("Selected");
 898                                         if (cb) cb.attr("checked", false);
 899                                 }
 900                         } else if (mode == "marked") {
 901                                 var img = $("FMPIC-" + child.id.replace("RROW-", ""));
 902
 903                                 if (img && img.src.match("mark_set")) {
 904                                         child.addClassName("Selected");
 905                                         if (cb) cb.attr("checked", true);
 906                                 } else {
 907                                         child.removeClassName("Selected");
 908                                         if (cb) cb.attr("checked", false);
 909                                 }
 910                         } else if (mode == "published") {
 911                                 var img = $("FPPIC-" + child.id.replace("RROW-", ""));
 912
 913                                 if (img && img.src.match("pub_set")) {
 914                                         child.addClassName("Selected");
 915                                         if (cb) cb.attr("checked", true);
 916                                 } else {
 917                                         child.removeClassName("Selected");
 918                                         if (cb) cb.attr("checked", false);
 919                                 }
 920
 921                         } else if (mode == "invert") {
 922                                 if (child.hasClassName("Selected")) {
 923                                         child.removeClassName("Selected");
 924                                         if (cb) cb.attr("checked", false);
 925                                 } else {
 926                                         child.addClassName("Selected");
 927                                         if (cb) cb.attr("checked", true);
 928                                 }
 929
 930                         } else {
 931                                 child.removeClassName("Selected");
 932                                 if (cb) cb.attr("checked", false);
 933                         }
 934                 });
 935
 936         } catch (e) {
 937                 exception_error("selectArticles", e);
 938         }
 939 }
 940
 941 function catchupPage() {
 942
 943         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 944
 945         var str = __("Mark all visible articles in %s as read?");
 946
 947         str = str.replace("%s", fn);
 948
 949         if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 950                 return;
 951         }
 952
 953         selectArticles('all');
 954         selectionToggleUnread(false, 'viewCurrentFeed()', true);
 955         selectArticles('none');
 956 }
 957
 958 function deleteSelection() {
 959
 960         try {
 961
 962                 var rows = getSelectedArticleIds2();
 963
 964                 if (rows.length == 0) {
 965                         alert(__("No articles are selected."));
 966                         return;
 967                 }
 968
 969                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 970                 var str;
 971
 972                 if (getActiveFeedId() != 0) {
 973                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
 974                 } else {
 975                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
 976                 }
 977
 978                 str = str.replace("%d", rows.length);
 979                 str = str.replace("%s", fn);
 980
 981                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 982                         return;
 983                 }
 984
 985                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
 986
 987                 console.log(query);
 988
 989                 new Ajax.Request("backend.php", {
 990                         parameters: query,
 991                         onComplete: function(transport) {
 992                                         handle_rpc_json(transport);
 993                                         viewCurrentFeed();
 994                                 } });
 995
 996         } catch (e) {
 997                 exception_error("deleteSelection", e);
 998         }
 999 }
1000
1001 function archiveSelection() {
1002
1003         try {
1004
1005                 var rows = getSelectedArticleIds2();
1006
1007                 if (rows.length == 0) {
1008                         alert(__("No articles are selected."));
1009                         return;
1010                 }
1011
1012                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1013                 var str;
1014                 var op;
1015
1016                 if (getActiveFeedId() != 0) {
1017                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1018                         op = "archive";
1019                 } else {
1020                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1021                         op = "unarchive";
1022                 }
1023
1024                 str = str.replace("%d", rows.length);
1025                 str = str.replace("%s", fn);
1026
1027                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1028                         return;
1029                 }
1030
1031                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1032
1033                 console.log(query);
1034
1035                 for (var i = 0; i < rows.length; i++) {
1036                         cache_delete("article:" + rows[i]);
1037                 }
1038
1039                 new Ajax.Request("backend.php", {
1040                         parameters: query,
1041                         onComplete: function(transport) {
1042                                         handle_rpc_json(transport);
1043                                         viewCurrentFeed();
1044                                 } });
1045
1046         } catch (e) {
1047                 exception_error("archiveSelection", e);
1048         }
1049 }
1050
1051 function catchupSelection() {
1052
1053         try {
1054
1055                 var rows = getSelectedArticleIds2();
1056
1057                 if (rows.length == 0) {
1058                         alert(__("No articles are selected."));
1059                         return;
1060                 }
1061
1062                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1063
1064                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1065
1066                 str = str.replace("%d", rows.length);
1067                 str = str.replace("%s", fn);
1068
1069                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1070                         return;
1071                 }
1072
1073                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1074
1075         } catch (e) {
1076                 exception_error("catchupSelection", e);
1077         }
1078 }
1079
1080 function editArticleTags(id) {
1081                 var query = "backend.php?op=dlg&method=editArticleTags&param=" + param_escape(id);
1082
1083                 if (dijit.byId("editTagsDlg"))
1084                         dijit.byId("editTagsDlg").destroyRecursive();
1085
1086                 dialog = new dijit.Dialog({
1087                         id: "editTagsDlg",
1088                         title: __("Edit article Tags"),
1089                         style: "width: 600px",
1090                         execute: function() {
1091                                 if (this.validate()) {
1092                                         var query = dojo.objectToQuery(this.attr('value'));
1093
1094                                         notify_progress("Saving article tags...", true);
1095
1096                                         new Ajax.Request("backend.php", {
1097                                         parameters: query,
1098                                         onComplete: function(transport) {
1099                                                 notify('');
1100                                                 dialog.hide();
1101
1102                                                 var data = JSON.parse(transport.responseText);
1103
1104                                                 if (data) {
1105                                                         var tags_str = article.tags;
1106                                                         var id = tags_str.id;
1107
1108                                                         var tags = $("ATSTR-" + id);
1109                                                         var tooltip = dijit.byId("ATSTRTIP-" + id);
1110
1111                                                         if (tags) tags.innerHTML = tags_str.content;
1112                                                         if (tooltip) tooltip.attr('label', tags_str.content_full);
1113
1114                                                         cache_delete("article:" + id);
1115                                                 }
1116
1117                                         }});
1118                                 }
1119                         },
1120                         href: query,
1121                 });
1122
1123                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1124                 dojo.disconnect(tmph);
1125
1126                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1127                            "backend.php?op=rpc&method=completeTags",
1128                            { tokens: ',', paramName: "search" });
1129                 });
1130
1131                 dialog.show();
1132
1133 }
1134
1135 function cdmScrollToArticleId(id, force) {
1136         try {
1137                 var ctr = $("headlines-frame");
1138                 var e = $("RROW-" + id);
1139
1140                 if (!e || !ctr) return;
1141
1142                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1143                                 e.offsetTop < ctr.scrollTop) {
1144
1145                         // expanded cdm has a 4px margin now
1146                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1147                 }
1148
1149         } catch (e) {
1150                 exception_error("cdmScrollToArticleId", e);
1151         }
1152 }
1153
1154 function setActiveArticleId(id) {
1155         _active_article_id = id;
1156 }
1157
1158 function getActiveArticleId() {
1159         return _active_article_id;
1160 }
1161
1162 function postMouseIn(e, id) {
1163         post_under_pointer = id;
1164
1165         if (_post_preview_timeout) window.clearTimeout(_post_preview_timeout);
1166
1167         if (!isCdmMode() || !getInitParam("cdm_expanded")) {
1168                 _post_preview_timeout = window.setTimeout(function() {
1169                         displaySmallArticlePreview(e, id);
1170                 }, 1000);
1171         }
1172 }
1173
1174 function displaySmallArticlePreview(e, id) {
1175         try {
1176                 var query = "?op=rpc&method=cdmarticlepreview&id=" + id;
1177
1178                 new Ajax.Request("backend.php", {
1179                         parameters: query,
1180                         onComplete: function(transport) {
1181                                 cexc = $("CEXC-" + id);
1182                                 preview = $("small_article_preview");
1183                                 row = $("RROW-" + id);
1184                                 ctr = $("headlines-frame");
1185
1186                                 if (id != getActiveArticleId() && (!isCdmMode() || (cexc && Element.visible(cexc))) && row && preview) {
1187                                         preview.innerHTML = transport.responseText;
1188                                         new Effect.Appear(preview, {duration:0.2});
1189
1190                                         preview.setStyle({
1191                                                 left: (e.clientX + 20) + 'px',
1192                                                 top: (row.offsetTop + row.offsetHeight*2 + 20 - ctr.scrollTop) + 'px' });
1193
1194                                 }
1195
1196                         } });
1197
1198
1199         } catch (e) {
1200                 exception_error("displaySmallArticlePreview", e);
1201         }
1202 }
1203
1204 function postMouseOut(id) {
1205         post_under_pointer = false;
1206
1207         if (_post_preview_timeout) window.clearTimeout(_post_preview_timeout);
1208
1209         if (Element.visible("small_article_preview"))
1210                 Element.hide("small_article_preview");
1211 }
1212
1213 function unpackVisibleHeadlines() {
1214         try {
1215
1216                 if (!isCdmMode()) return;
1217
1218                 $$("#headlines-frame > div[id*=RROW]").each(
1219                         function(child) {
1220                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1221                                         $("headlines-frame").offsetHeight) {
1222
1223                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1224
1225                                         if (cencw) {
1226                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1227                                                 cencw.setAttribute('id', '');
1228                                                 Element.show(cencw);
1229                                         }
1230                                 }
1231                         }
1232                 );
1233
1234
1235         } catch (e) {
1236                 exception_error("unpackVisibleHeadlines", e);
1237         }
1238 }
1239
1240 function headlines_scroll_handler(e) {
1241         try {
1242                 var hsp = $("headlines-spacer");
1243
1244                 unpackVisibleHeadlines();
1245
1246                 if (!_infscroll_disable) {
1247                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1248                                         (e.scrollHeight != 0 &&
1249                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1250
1251                                 if (hsp)
1252                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1253                                                 __("Loading, please wait...");
1254
1255                                 loadMoreHeadlines();
1256                                 return;
1257
1258                         }
1259                 } else {
1260                         if (hsp) hsp.innerHTML = "";
1261                 }
1262
1263                 if (getInitParam("cdm_auto_catchup") == 1) {
1264
1265                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1266                                 function(child) {
1267                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1268                                                         (child.offsetTop + child.offsetHeight/2)) {
1269
1270                                                 var id = child.id.replace("RROW-", "");
1271
1272                                                 if (catchup_id_batch.indexOf(id) == -1)
1273                                                         catchup_id_batch.push(id);
1274
1275                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1276                                         }
1277                                 });
1278
1279                         if (catchup_id_batch.length > 0) {
1280                                 window.clearTimeout(catchup_timeout_id);
1281
1282                                 if (!_infscroll_request_sent) {
1283                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1284                                                 500);
1285                                 }
1286                         }
1287                 }
1288
1289         } catch (e) {
1290                 console.warn("headlines_scroll_handler: " + e);
1291         }
1292 }
1293
1294 function catchupBatchedArticles() {
1295         try {
1296                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1297
1298                         // make a copy of the array
1299                         var batch = catchup_id_batch.slice();
1300                         var query = "?op=rpc&method=catchupSelected" +
1301                                 "&cmode=0&ids=" + param_escape(batch.toString());
1302
1303                         console.log(query);
1304
1305                         new Ajax.Request("backend.php", {
1306                                 parameters: query,
1307                                 onComplete: function(transport) {
1308                                         handle_rpc_json(transport);
1309
1310                                         batch.each(function(id) {
1311                                                 var elem = $("RROW-" + id);
1312                                                 if (elem) elem.removeClassName("Unread");
1313                                                 catchup_id_batch.remove(id);
1314                                         });
1315
1316                                 } });
1317                 }
1318
1319         } catch (e) {
1320                 exception_error("catchupBatchedArticles", e);
1321         }
1322 }
1323
1324 function catchupRelativeToArticle(below, id) {
1325
1326         try {
1327
1328                 if (!id) id = getActiveArticleId();
1329
1330                 if (!id) {
1331                         alert(__("No article is selected."));
1332                         return;
1333                 }
1334
1335                 var visible_ids = getVisibleArticleIds();
1336
1337                 var ids_to_mark = new Array();
1338
1339                 if (!below) {
1340                         for (var i = 0; i < visible_ids.length; i++) {
1341                                 if (visible_ids[i] != id) {
1342                                         var e = $("RROW-" + visible_ids[i]);
1343
1344                                         if (e && e.hasClassName("Unread")) {
1345                                                 ids_to_mark.push(visible_ids[i]);
1346                                         }
1347                                 } else {
1348                                         break;
1349                                 }
1350                         }
1351                 } else {
1352                         for (var i = visible_ids.length-1; i >= 0; i--) {
1353                                 if (visible_ids[i] != id) {
1354                                         var e = $("RROW-" + visible_ids[i]);
1355
1356                                         if (e && e.hasClassName("Unread")) {
1357                                                 ids_to_mark.push(visible_ids[i]);
1358                                         }
1359                                 } else {
1360                                         break;
1361                                 }
1362                         }
1363                 }
1364
1365                 if (ids_to_mark.length == 0) {
1366                         alert(__("No articles found to mark"));
1367                 } else {
1368                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1369
1370                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1371
1372                                 for (var i = 0; i < ids_to_mark.length; i++) {
1373                                         var e = $("RROW-" + ids_to_mark[i]);
1374                                         e.removeClassName("Unread");
1375                                 }
1376
1377                                 var query = "?op=rpc&method=catchupSelected" +
1378                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1379
1380                                 new Ajax.Request("backend.php", {
1381                                         parameters: query,
1382                                         onComplete: function(transport) {
1383                                                 handle_rpc_json(transport);
1384                                         } });
1385
1386                         }
1387                 }
1388
1389         } catch (e) {
1390                 exception_error("catchupRelativeToArticle", e);
1391         }
1392 }
1393
1394 function cdmCollapseArticle(event, id) {
1395         try {
1396                 var row = $("RROW-" + id);
1397                 var elem = $("CICD-" + id);
1398
1399                 if (elem && row) {
1400                         var collapse = $$("div#RROW-" + id +
1401                                 " span[class='collapseBtn']")[0];
1402
1403                         Element.hide(elem);
1404                         Element.show("CEXC-" + id);
1405                         Element.hide(collapse);
1406                         row.removeClassName("active");
1407
1408                         markHeadline(id, false);
1409
1410                         if (id == getActiveArticleId()) {
1411                                 setActiveArticleId(0);
1412                         }
1413
1414                         if (event) Event.stop(event);
1415                 }
1416
1417         } catch (e) {
1418                 exception_error("cdmCollapseArticle", e);
1419         }
1420 }
1421
1422 function cdmExpandArticle(id) {
1423         try {
1424                 console.log("cdmExpandArticle " + id);
1425
1426                 if (!$("RROW-" + id)) return false;
1427
1428                 var oldrow = $("RROW-" + getActiveArticleId());
1429
1430                 var elem = $("CICD-" + getActiveArticleId());
1431
1432                 if (id == getActiveArticleId() && Element.visible(elem))
1433                         return true;
1434
1435                 selectArticles("none");
1436
1437                 var old_offset = $("RROW-" + id).offsetTop;
1438
1439                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1440                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1441                                 " span[class='collapseBtn']")[0];
1442
1443                         Element.hide(elem);
1444                         Element.show("CEXC-" + getActiveArticleId());
1445                         Element.hide(collapse);
1446                 }
1447
1448                 if (oldrow) oldrow.removeClassName("active");
1449
1450                 setActiveArticleId(id);
1451
1452                 elem = $("CICD-" + id);
1453
1454                 var collapse = $$("div#RROW-" + id +
1455                                 " span[class='collapseBtn']")[0];
1456
1457                 var cencw = $("CENCW-" + id);
1458
1459                 if (!Element.visible(elem)) {
1460                         if (cencw) {
1461                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1462                                 cencw.setAttribute('id', '');
1463                                 Element.show(cencw);
1464                         }
1465
1466                         Element.show(elem);
1467                         Element.hide("CEXC-" + id);
1468                         Element.show(collapse);
1469                 }
1470
1471                 var new_offset = $("RROW-" + id).offsetTop;
1472
1473                 if (old_offset > new_offset)
1474                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1475
1476                 toggleUnread(id, 0, true);
1477                 toggleSelected(id);
1478                 $("RROW-" + id).addClassName("active");
1479
1480         } catch (e) {
1481                 exception_error("cdmExpandArticle", e);
1482         }
1483
1484         return false;
1485 }
1486
1487 function fixHeadlinesOrder(ids) {
1488         try {
1489                 for (var i = 0; i < ids.length; i++) {
1490                         var e = $("RROW-" + ids[i]);
1491
1492                         if (e) {
1493                                 if (i % 2 == 0) {
1494                                         e.removeClassName("even");
1495                                         e.addClassName("odd");
1496                                 } else {
1497                                         e.removeClassName("odd");
1498                                         e.addClassName("even");
1499                                 }
1500                         }
1501                 }
1502         } catch (e) {
1503                 exception_error("fixHeadlinesOrder", e);
1504         }
1505 }
1506
1507 function getArticleUnderPointer() {
1508         return post_under_pointer;
1509 }
1510
1511 function scrollArticle(offset) {
1512         try {
1513                 if (!isCdmMode()) {
1514                         var ci = $("content-insert");
1515                         if (ci) {
1516                                 ci.scrollTop += offset;
1517                         }
1518                 } else {
1519                         var hi = $("headlines-frame");
1520                         if (hi) {
1521                                 hi.scrollTop += offset;
1522                         }
1523
1524                 }
1525         } catch (e) {
1526                 exception_error("scrollArticle", e);
1527         }
1528 }
1529
1530 function show_labels_in_headlines(transport) {
1531         try {
1532                 var data = JSON.parse(transport.responseText);
1533
1534                 if (data) {
1535                         data['info-for-headlines'].each(function(elem) {
1536                                 var ctr = $("HLLCTR-" + elem.id);
1537
1538                                 if (ctr) ctr.innerHTML = elem.labels;
1539                         });
1540                 }
1541         } catch (e) {
1542                 exception_error("show_labels_in_headlines", e);
1543         }
1544 }
1545
1546 function dismissArticle(id) {
1547         try {
1548                 var elem = $("RROW-" + id);
1549
1550                 toggleUnread(id, 0, true);
1551
1552                 new Effect.Fade(elem, {duration : 0.5});
1553
1554                 if (id == getActiveArticleId()) {
1555                         setActiveArticleId(0);
1556                 }
1557
1558         } catch (e) {
1559                 exception_error("dismissArticle", e);
1560         }
1561 }
1562
1563 function dismissSelectedArticles() {
1564         try {
1565
1566                 var ids = getVisibleArticleIds();
1567                 var tmp = [];
1568                 var sel = [];
1569
1570                 for (var i = 0; i < ids.length; i++) {
1571                         var elem = $("RROW-" + ids[i]);
1572
1573                         if (elem.className && elem.hasClassName("Selected") &&
1574                                         ids[i] != getActiveArticleId()) {
1575                                 new Effect.Fade(elem, {duration : 0.5});
1576                                 sel.push(ids[i]);
1577                         } else {
1578                                 tmp.push(ids[i]);
1579                         }
1580                 }
1581
1582                 if (sel.length > 0)
1583                         selectionToggleUnread(false);
1584
1585                 fixHeadlinesOrder(tmp);
1586
1587         } catch (e) {
1588                 exception_error("dismissSelectedArticles", e);
1589         }
1590 }
1591
1592 function dismissReadArticles() {
1593         try {
1594
1595                 var ids = getVisibleArticleIds();
1596                 var tmp = [];
1597
1598                 for (var i = 0; i < ids.length; i++) {
1599                         var elem = $("RROW-" + ids[i]);
1600
1601                         if (elem.className && !elem.hasClassName("Unread") &&
1602                                         !elem.hasClassName("Selected")) {
1603
1604                                 new Effect.Fade(elem, {duration : 0.5});
1605                         } else {
1606                                 tmp.push(ids[i]);
1607                         }
1608                 }
1609
1610                 fixHeadlinesOrder(tmp);
1611
1612         } catch (e) {
1613                 exception_error("dismissSelectedArticles", e);
1614         }
1615 }
1616
1617 function getVisibleArticleIds() {
1618         var ids = [];
1619
1620         try {
1621
1622                 getLoadedArticleIds().each(function(id) {
1623                         var elem = $("RROW-" + id);
1624                         if (elem && Element.visible(elem))
1625                                 ids.push(id);
1626                         });
1627
1628         } catch (e) {
1629                 exception_error("getVisibleArticleIds", e);
1630         }
1631
1632         return ids;
1633 }
1634
1635 function cdmClicked(event, id) {
1636         try {
1637                 //var shift_key = event.shiftKey;
1638
1639                 if (!event.ctrlKey) {
1640
1641                         if (!getInitParam("cdm_expanded")) {
1642                                 return cdmExpandArticle(id);
1643                         } else {
1644
1645                                 var elem = $("RROW-" + getActiveArticleId());
1646
1647                                 if (elem) elem.removeClassName("active");
1648
1649                                 selectArticles("none");
1650                                 toggleSelected(id);
1651
1652                                 var elem = $("RROW-" + id);
1653                                 var article_is_unread = elem.hasClassName("Unread");
1654
1655                                 elem.removeClassName("Unread");
1656                                 elem.addClassName("active");
1657
1658                                 setActiveArticleId(id);
1659
1660                                 if (article_is_unread) {
1661                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1662                                 }
1663
1664                                 var query = "?op=rpc&method=catchupSelected" +
1665                                         "&cmode=0&ids=" + param_escape(id);
1666
1667                                 new Ajax.Request("backend.php", {
1668                                         parameters: query,
1669                                         onComplete: function(transport) {
1670                                                 handle_rpc_json(transport);
1671                                         } });
1672
1673                                 return !event.shiftKey;
1674                         }
1675
1676                 } else {
1677                         toggleSelected(id, true);
1678
1679                         var elem = $("RROW-" + id);
1680                         var article_is_unread = elem.hasClassName("Unread");
1681
1682                         if (article_is_unread) {
1683                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1684                         }
1685
1686                         toggleUnread(id, 0, false);
1687
1688                         openArticleInNewWindow(id);
1689                 }
1690
1691                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1692                 request_counters(unread_in_buffer == 0);
1693
1694         } catch (e) {
1695                 exception_error("cdmClicked");
1696         }
1697
1698         return false;
1699 }
1700
1701 function hlClicked(event, id) {
1702         try {
1703                 if (event.which == 2) {
1704                         view(id);
1705                         return true;
1706                 } else if (event.ctrlKey) {
1707                         toggleSelected(id, true);
1708                         toggleUnread(id, 0, false);
1709                         openArticleInNewWindow(id);
1710                         return false;
1711                 } else {
1712                         view(id);
1713                         return false;
1714                 }
1715
1716         } catch (e) {
1717                 exception_error("hlClicked");
1718         }
1719 }
1720
1721 function getFirstVisibleHeadlineId() {
1722         var rows = getVisibleArticleIds();
1723         return rows[0];
1724
1725 }
1726
1727 function getLastVisibleHeadlineId() {
1728         var rows = getVisibleArticleIds();
1729         return rows[rows.length-1];
1730 }
1731
1732 function openArticleInNewWindow(id) {
1733         toggleUnread(id, 0, false);
1734         window.open("backend.php?op=article&method=redirect&id=" + id);
1735 }
1736
1737 function isCdmMode() {
1738         return getInitParam("combined_display_mode");
1739 }
1740
1741 function markHeadline(id, marked) {
1742         if (marked == undefined) marked = true;
1743
1744         var row = $("RROW-" + id);
1745         if (row) {
1746                 var check = dijit.byId("RCHK-" + id);
1747
1748                 if (check) {
1749                         check.attr("checked", marked);
1750                 }
1751
1752                 if (marked)
1753                         row.addClassName("Selected");
1754                 else
1755                         row.removeClassName("Selected");
1756         }
1757 }
1758
1759 function getRelativePostIds(id, limit) {
1760
1761         var tmp = [];
1762
1763         try {
1764
1765                 if (!limit) limit = 6; //3
1766
1767                 var ids = getVisibleArticleIds();
1768
1769                 for (var i = 0; i < ids.length; i++) {
1770                         if (ids[i] == id) {
1771                                 for (var k = 1; k <= limit; k++) {
1772                                         //if (i > k-1) tmp.push(ids[i-k]);
1773                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1774                                 }
1775                                 break;
1776                         }
1777                 }
1778
1779         } catch (e) {
1780                 exception_error("getRelativePostIds", e);
1781         }
1782
1783         return tmp;
1784 }
1785
1786 function correctHeadlinesOffset(id) {
1787
1788         try {
1789
1790                 var container = $("headlines-frame");
1791                 var row = $("RROW-" + id);
1792
1793                 if (!container || !row) return;
1794
1795                 var viewport = container.offsetHeight;
1796
1797                 var rel_offset_top = row.offsetTop - container.scrollTop;
1798                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1799
1800                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1801                 //console.log("Vport: " + viewport);
1802
1803                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1804                         container.scrollTop = row.offsetTop;
1805                 } else if (rel_offset_bottom > viewport) {
1806
1807                         /* doesn't properly work with Opera in some cases because
1808                                 Opera fucks up element scrolling */
1809
1810                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1811                 }
1812
1813         } catch (e) {
1814                 exception_error("correctHeadlinesOffset", e);
1815         }
1816
1817 }
1818
1819 function headlineActionsChange(elem) {
1820         try {
1821                 eval(elem.value);
1822                 elem.attr('value', 'false');
1823         } catch (e) {
1824                 exception_error("headlineActionsChange", e);
1825         }
1826 }
1827
1828 function closeArticlePanel() {
1829
1830         if (dijit.byId("content-insert"))
1831                 dijit.byId("headlines-wrap-inner").removeChild(
1832                         dijit.byId("content-insert"));
1833 }
1834
1835 function initHeadlinesMenu() {
1836         try {
1837                 if (dijit.byId("headlinesMenu"))
1838                         dijit.byId("headlinesMenu").destroyRecursive();
1839
1840                 var ids = [];
1841
1842                 if (!isCdmMode()) {
1843                         nodes = $$("#headlines-frame > div[id*=RROW]");
1844                 } else {
1845                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1846                 }
1847
1848                 nodes.each(function(node) {
1849                         ids.push(node.id);
1850                 });
1851
1852                 var menu = new dijit.Menu({
1853                         id: "headlinesMenu",
1854                         targetNodeIds: ids,
1855                 });
1856
1857                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1858                         var callerNode = event.target, match = null, tries = 0;
1859
1860                         while (match == null && callerNode && tries <= 3) {
1861                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1862                                 callerNode = callerNode.parentNode;
1863                                 ++tries;
1864                         }
1865
1866                         if (match) this.callerRowId = parseInt(match[1]);
1867
1868                 });
1869
1870 /*              if (!isCdmMode())
1871                         menu.addChild(new dijit.MenuItem({
1872                                 label: __("View article"),
1873                                 onClick: function(event) {
1874                                         view(this.getParent().callerRowId);
1875                                 }})); */
1876
1877                 menu.addChild(new dijit.MenuItem({
1878                         label: __("Open original article"),
1879                         onClick: function(event) {
1880                                 openArticleInNewWindow(this.getParent().callerRowId);
1881                         }}));
1882
1883                 menu.addChild(new dijit.MenuItem({
1884                         label: __("Display article URL"),
1885                         onClick: function(event) {
1886                                 displayArticleUrl(this.getParent().callerRowId);
1887                         }}));
1888
1889                 menu.addChild(new dijit.MenuSeparator());
1890
1891                 menu.addChild(new dijit.MenuItem({
1892                         label: __("Mark above as read"),
1893                         onClick: function(event) {
1894                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1895                                 }}));
1896
1897                 menu.addChild(new dijit.MenuItem({
1898                         label: __("Mark below as read"),
1899                         onClick: function(event) {
1900                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1901                                 }}));
1902
1903
1904                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1905
1906                 if (labels) {
1907
1908                         menu.addChild(new dijit.MenuSeparator());
1909
1910                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1911                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1912
1913                         labels.each(function(label) {
1914                                 var id = label.id[0];
1915                                 var bare_id = id.substr(id.indexOf(":")+1);
1916                                 var name = label.name[0];
1917
1918                                 bare_id = feed_to_label_id(bare_id);
1919
1920                                 labelAddMenu.addChild(new dijit.MenuItem({
1921                                         label: name,
1922                                         labelId: bare_id,
1923                                         onClick: function(event) {
1924                                                 var ids = getSelectedArticleIds2();
1925                                                 // cast to string
1926                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1927
1928                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1929
1930                                                 selectionAssignLabel(this.labelId, ids);
1931                                 }}));
1932
1933                                 labelDelMenu.addChild(new dijit.MenuItem({
1934                                         label: name,
1935                                         labelId: bare_id,
1936                                         onClick: function(event) {
1937                                                 var ids = getSelectedArticleIds2();
1938                                                 // cast to string
1939                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1940
1941                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1942
1943                                                 selectionRemoveLabel(this.labelId, ids);
1944                                 }}));
1945
1946                         });
1947
1948                         menu.addChild(new dijit.PopupMenuItem({
1949                                 label: __("Assign label"),
1950                                 popup: labelAddMenu,
1951                         }));
1952
1953                         menu.addChild(new dijit.PopupMenuItem({
1954                                 label: __("Remove label"),
1955                                 popup: labelDelMenu,
1956                         }));
1957
1958                 }
1959
1960                 menu.startup();
1961
1962         } catch (e) {
1963                 exception_error("initHeadlinesMenu", e);
1964         }
1965 }
1966
1967
1968 function player(elem) {
1969         var aid = elem.getAttribute("audio-id");
1970         var status = elem.getAttribute("status");
1971
1972         var audio = $(aid);
1973
1974         if (audio) {
1975                 if (status == 0) {
1976                         audio.play();
1977                         status = 1;
1978                         elem.innerHTML = __("Playing...");
1979                         elem.title = __("Click to pause");
1980                         elem.addClassName("playing");
1981                 } else {
1982                         audio.pause();
1983                         status = 0;
1984                         elem.innerHTML = __("Play");
1985                         elem.title = __("Click to play");
1986                         elem.removeClassName("playing");
1987                 }
1988
1989                 elem.setAttribute("status", status);
1990         } else {
1991                 alert("Your browser doesn't seem to support HTML5 audio.");
1992         }
1993 }
1994
1995 function cache_set(id, obj) {
1996         //console.log("cache_set: " + id);
1997         if (has_storage)
1998                 try {
1999                         sessionStorage[id] = obj;
2000                 } catch (e) {
2001                         sessionStorage.clear();
2002                 }
2003 }
2004
2005 function cache_get(id) {
2006         if (has_storage)
2007                 return sessionStorage[id];
2008 }
2009
2010 function cache_clear() {
2011         if (has_storage)
2012                 sessionStorage.clear();
2013 }
2014
2015 function cache_delete(id) {
2016         if (has_storage)
2017                 sessionStorage.removeItem(id);
2018 }
2019
2020 function cancelSearch() {
2021         try {
2022                 _search_query = "";
2023                 viewCurrentFeed();
2024         } catch (e) {
2025                 exception_error("cancelSearch", e);
2026         }
2027 }
2028
2029 function setSelectionScore() {
2030         try {
2031                 var ids = getSelectedArticleIds2();
2032
2033                 if (ids.length > 0) {
2034                         console.log(ids);
2035
2036                         var score = prompt(__("Please enter new score for selected articles:"), score);
2037
2038                         if (score != undefined) {
2039                                 var query = "op=rpc&method=setScore&id=" + param_escape(ids.toString()) +
2040                                         "&score=" + param_escape(score);
2041
2042                                 new Ajax.Request("backend.php", {
2043                                         parameters: query,
2044                                         onComplete: function(transport) {
2045                                                 var reply = JSON.parse(transport.responseText);
2046                                                 if (reply) {
2047                                                         console.log(ids);
2048
2049                                                         ids.each(function(id) {
2050                                                                 var row = $("RROW-" + id);
2051
2052                                                                 if (row) {
2053                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2054
2055                                                                         if (pic) {
2056                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2057                                                                                         reply["score_pic"]);
2058                                                                                 pic.setAttribute("score", score);
2059                                                                         }
2060                                                                 }
2061                                                         });
2062                                                 }
2063                                         } });
2064                         }
2065
2066                 } else {
2067                         alert(__("No articles are selected."));
2068                 }
2069         } catch (e) {
2070                 exception_error("setSelectionScore", e);
2071         }
2072 }
2073
2074 function changeScore(id, pic) {
2075         try {
2076                 var score = pic.getAttribute("score");
2077
2078                 var new_score = prompt(__("Please enter new score for this article:"), score);
2079
2080                 if (new_score != undefined) {
2081
2082                         var query = "op=rpc&method=setScore&id=" + param_escape(id) +
2083                                 "&score=" + param_escape(new_score);
2084
2085                         new Ajax.Request("backend.php", {
2086                                 parameters: query,
2087                                 onComplete: function(transport) {
2088                                         var reply = JSON.parse(transport.responseText);
2089
2090                                         if (reply) {
2091                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2092                                                 pic.setAttribute("score", new_score);
2093                                         }
2094                                 } });
2095                 }
2096         } catch (e) {
2097                 exception_error("changeScore", e);
2098         }
2099 }
2100
2101 function displayArticleUrl(id) {
2102         try {
2103                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2104
2105                         new Ajax.Request("backend.php", {
2106                                 parameters: query,
2107                                 onComplete: function(transport) {
2108                                         var reply = JSON.parse(transport.responseText);
2109
2110                                         if (reply && reply.link) {
2111                                                 prompt(__("Article URL:"), reply.link);
2112                                         }
2113                                 } });
2114         } catch (e) {
2115                 exception_error("changeScore", e);
2116         }
2117 }
2118
2119 function openSelectedAttachment(elem) {
2120         try {
2121                 var url = elem[elem.selectedIndex].value;
2122
2123                 if (url) {
2124                         window.open(url);
2125                         elem.selectedIndex = 0;
2126                 }
2127
2128         } catch (e) {
2129                 exception_error("openSelectedAttachment", e);
2130         }
2131 }