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 has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  17
  18 function headlines_callback2(transport, offset, background, infscroll_req) {
  19         try {
  20                 handle_rpc_json(transport);
  21
  22                 loading_set_progress(25);
  23
  24                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  25
  26                 var is_cat = false;
  27                 var feed_id = false;
  28
  29                 var reply = false;
  30
  31                 try {
  32                         reply = JSON.parse(transport.responseText);
  33                 } catch (e) {
  34                         console.error(e);
  35                 }
  36
  37                 if (reply) {
  38
  39                         is_cat = reply['headlines']['is_cat'];
  40                         feed_id = reply['headlines']['id'];
  41
  42                         if (background) {
  43                                 var content = reply['headlines']['content'];
  44
  45                                 if (getInitParam("cdm_auto_catchup") == 1) {
  46                                         content = content + "<div id='headlines-spacer'></div>";
  47                                 }
  48                                 return;
  49                         }
  50
  51                         setActiveFeedId(feed_id, is_cat);
  52
  53                         /* dijit.getEnclosingWidget(
  54                                 document.forms["main_toolbar_form"].update).attr('disabled',
  55                                         is_cat || feed_id <= 0); */
  56
  57                         try {
  58                                 if (infscroll_req == false) {
  59                                         $("headlines-frame").scrollTop = 0;
  60                                 }
  61                         } catch (e) { };
  62
  63                         var headlines_count = reply['headlines-info']['count'];
  64
  65                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  66
  67                         if (parseInt(headlines_count) < 30) {
  68                                 _infscroll_disable = 1;
  69                         } else {
  70                                 _infscroll_disable = 0;
  71                         }
  72
  73                         var counters = reply['counters'];
  74                         var articles = reply['articles'];
  75                         //var runtime_info = reply['runtime-info'];
  76
  77                         if (infscroll_req == false) {
  78                                 loaded_article_ids = [];
  79
  80                                 dijit.byId("headlines-frame").attr('content',
  81                                         reply['headlines']['content']);
  82
  83                                 dijit.byId("headlines-toolbar").attr('content',
  84                                         reply['headlines']['toolbar']);
  85
  86                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  87                                         if (loaded_article_ids.indexOf(row.id) != -1) {
  88                                                 row.parentNode.removeChild(row);
  89                                         } else {
  90                                                 loaded_article_ids.push(row.id);
  91                                         }
  92                                 });
  93
  94                                 if (getInitParam("cdm_auto_catchup") == 1) {
  95                                         var hsp = $("headlines-spacer");
  96                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
  97                                         dijit.byId('headlines-frame').domNode.appendChild(hsp);
  98                                 }
  99
 100                                 initHeadlinesMenu();
 101
 102                                 if (_search_query) {
 103                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 104                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 105                                                 "</span>";
 106                                 }
 107
 108                         } else {
 109
 110                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 111                                         console.log("adding some more headlines: " + headlines_count);
 112
 113                                         var c = dijit.byId("headlines-frame");
 114                                         var ids = getSelectedArticleIds2();
 115                                         var new_elems = [];
 116
 117                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 118
 119                                         var hsp = $("headlines-spacer");
 120
 121                                         if (hsp)
 122                                                 c.domNode.removeChild(hsp);
 123
 124                                         $$("#headlines-tmp > div").each(function(row) {
 125                                                 if (row.className == 'cdmFeedTitle') {
 126                                                         row.style.display = 'none';
 127                                                         c.domNode.appendChild(row);
 128                                                         new_elems.push(row);
 129                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 130                                                         row.style.display = 'none';
 131                                                         c.domNode.appendChild(row);
 132                                                         new_elems.push(row);
 133                                                         loaded_article_ids.push(row.id);
 134                                                 } else {
 135                                                         row.parentNode.removeChild(row);
 136                                                 }
 137                                         });
 138
 139                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 140
 141                                         fixHeadlinesOrder(getLoadedArticleIds());
 142
 143                                         if (getInitParam("cdm_auto_catchup") == 1) {
 144                                                 c.domNode.appendChild(hsp);
 145                                         }
 146
 147                                         console.log("added " + new_elems.size() + " headlines");
 148
 149                                         if (new_elems.size() == 0)
 150                                                 _infscroll_disable = true;
 151
 152                                         console.log("restore selected ids: " + ids);
 153
 154                                         for (var i = 0; i < ids.length; i++) {
 155                                                 markHeadline(ids[i]);
 156                                         }
 157
 158                                         initHeadlinesMenu();
 159
 160                                         new_elems.each(function(child) {
 161                                                 var cb = dijit.byId(child.id.replace("RROW-", "RCHK-"));
 162
 163                                                 if (!cb) {
 164                                                         dojo.parser.parse(child);
 165
 166                                                         if (!Element.visible(child))
 167                                                                 new Effect.Appear(child, { duration : 0.5 });
 168                                                 } else {
 169                                                         c.domNode.removeChild(child);
 170                                                 }
 171                                         });
 172
 173                                 } else {
 174                                         console.log("no new headlines received");
 175
 176                                         var hsp = $("headlines-spacer");
 177
 178                                         if (hsp) hsp.innerHTML = "";
 179                                 }
 180                         }
 181
 182                         if (articles) {
 183                                 for (var i = 0; i < articles.length; i++) {
 184                                         var a_id = articles[i]['id'];
 185                                         cache_set("article:" + a_id, articles[i]['content']);
 186                                 }
 187                         } else {
 188                                 console.log("no cached articles received");
 189                         }
 190
 191                         if (counters)
 192                                 parse_counters(counters);
 193                         else
 194                                 request_counters(true);
 195
 196                 } else if (transport.responseText) {
 197                         console.error("Invalid object received: " + transport.responseText);
 198                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 199                                         __('Could not update headlines (invalid object received - see error console for details)') +
 200                                         "</div>");
 201                 } else {
 202                         //notify_error("Error communicating with server.");
 203                         Element.show(dijit.byId("net-alert").domNode);
 204                 }
 205
 206                 _infscroll_request_sent = 0;
 207
 208                 unpackVisibleHeadlines();
 209
 210                 notify("");
 211
 212         } catch (e) {
 213                 exception_error("headlines_callback2", e, transport);
 214         }
 215 }
 216
 217 function render_article(article) {
 218         try {
 219                 dijit.byId("headlines-wrap-inner").addChild(
 220                                 dijit.byId("content-insert"));
 221
 222                 var c = dijit.byId("content-insert");
 223
 224                 try {
 225                         c.domNode.scrollTop = 0;
 226                 } catch (e) { };
 227
 228                 c.attr('content', article);
 229
 230                 correctHeadlinesOffset(getActiveArticleId());
 231
 232                 try {
 233                         c.focus();
 234                 } catch (e) { };
 235
 236         } catch (e) {
 237                 exception_error("render_article", e);
 238         }
 239 }
 240
 241 function showArticleInHeadlines(id) {
 242
 243         try {
 244                 selectArticles("none");
 245
 246                 var crow = $("RROW-" + id);
 247
 248                 if (!crow) return;
 249
 250                 var article_is_unread = crow.hasClassName("Unread");
 251
 252                 crow.removeClassName("Unread");
 253                 crow.addClassName("active");
 254
 255                 selectArticles('none');
 256
 257                 var view_mode = false;
 258
 259                 try {
 260                         view_mode = document.forms['main_toolbar_form'].view_mode;
 261                         view_mode = view_mode[view_mode.selectedIndex].value;
 262                 } catch (e) {
 263                         //
 264                 }
 265
 266                 markHeadline(id);
 267
 268                 if (article_is_unread)
 269                         _force_scheduled_update = true;
 270
 271         } catch (e) {
 272                 exception_error("showArticleInHeadlines", e);
 273         }
 274 }
 275
 276 function article_callback2(transport, id) {
 277         try {
 278                 console.log("article_callback2 " + id);
 279
 280                 handle_rpc_json(transport);
 281
 282                 var reply = false;
 283
 284                 try {
 285                         reply = JSON.parse(transport.responseText);
 286                 } catch (e) {
 287                         console.error(e);
 288                 }
 289
 290                 if (reply) {
 291
 292                         reply.each(function(article) {
 293                                 if (getActiveArticleId() == article['id']) {
 294                                         render_article(article['content']);
 295                                 }
 296                                 cids_requested.remove(article['id']);
 297
 298                                 cache_set("article:" + article['id'], article['content']);
 299                         });
 300
 301 //                      if (id != last_requested_article) {
 302 //                              console.log("requested article id is out of sequence, aborting");
 303 //                              return;
 304 //                      }
 305
 306                 } else if (transport.responseText) {
 307                         console.error("Invalid object received: " + transport.responseText);
 308
 309                         render_article("<div class='whiteBox'>" +
 310                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 311                 } else {
 312                         Element.show(dijit.byId("net-alert").domNode);
 313                 }
 314
 315                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 316                 request_counters(unread_in_buffer == 0);
 317
 318                 //headlines_scroll_handler($("headlines-frame"));
 319
 320 /*              try {
 321                         if (!_infscroll_disable &&
 322                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 323
 324                                 loadMoreHeadlines();
 325                         }
 326                 } catch (e) {
 327                         console.warn(e);
 328                 } */
 329
 330                 notify("");
 331         } catch (e) {
 332                 exception_error("article_callback2", e, transport);
 333         }
 334 }
 335
 336 function view(id) {
 337         try {
 338                 var oldrow = $("RROW-" + getActiveArticleId());
 339                 if (oldrow) oldrow.removeClassName("active");
 340
 341                 var crow = $("RROW-" + id);
 342
 343                 if (!crow) return;
 344
 345                 console.log("loading article: " + id);
 346
 347                 var cached_article = cache_get("article:" + id);
 348
 349                 console.log("cache check result: " + (cached_article != false));
 350
 351                 var query = "?op=article&method=view&id=" + param_escape(id);
 352
 353                 var neighbor_ids = getRelativePostIds(id);
 354
 355                 /* only request uncached articles */
 356
 357                 var cids_to_request = [];
 358
 359                 for (var i = 0; i < neighbor_ids.length; i++) {
 360                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 361                                 if (!cache_get("article:" + neighbor_ids[i])) {
 362                                         cids_to_request.push(neighbor_ids[i]);
 363                                         cids_requested.push(neighbor_ids[i]);
 364                                 }
 365                 }
 366
 367                 console.log("additional ids: " + cids_to_request.toString());
 368
 369                 query = query + "&cids=" + cids_to_request.toString();
 370
 371                 var article_is_unread = crow.hasClassName("Unread");
 372
 373                 setActiveArticleId(id);
 374                 showArticleInHeadlines(id);
 375
 376                 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                                 //headlines_scroll_handler($("headlines-frame"));
 402
 403                                 return;
 404                         }
 405                 }
 406
 407                 last_requested_article = id;
 408
 409                 console.log(query);
 410
 411                 if (article_is_unread) {
 412                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 413                 }
 414
 415                 new Ajax.Request("backend.php", {
 416                         parameters: query,
 417                         onComplete: function(transport) {
 418                                 article_callback2(transport, id);
 419                         } });
 420
 421                 return false;
 422
 423         } catch (e) {
 424                 exception_error("view", e);
 425         }
 426 }
 427
 428 function toggleMark(id, client_only) {
 429         try {
 430                 var query = "?op=rpc&id=" + id + "&method=mark";
 431
 432                 var img = $("FMPIC-" + id);
 433
 434                 if (!img) return;
 435
 436                 if (img.src.match("mark_unset")) {
 437                         img.src = img.src.replace("mark_unset", "mark_set");
 438                         img.alt = __("Unstar article");
 439                         query = query + "&mark=1";
 440
 441                 } else {
 442                         img.src = img.src.replace("mark_set", "mark_unset");
 443                         img.alt = __("Star article");
 444                         query = query + "&mark=0";
 445                 }
 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                 if (!client_only) {
 487                         new Ajax.Request("backend.php", {
 488                                 parameters: query,
 489                                 onComplete: function(transport) {
 490                                         handle_rpc_json(transport);
 491                                 } });
 492                 }
 493
 494         } catch (e) {
 495                 exception_error("togglePub", e);
 496         }
 497 }
 498
 499 function moveToPost(mode, noscroll) {
 500
 501         try {
 502
 503                 var rows = getVisibleArticleIds();
 504
 505                 var prev_id = false;
 506                 var next_id = false;
 507
 508                 if (!$('RROW-' + getActiveArticleId())) {
 509                         setActiveArticleId(0);
 510                 }
 511
 512                 if (!getActiveArticleId()) {
 513                         next_id = rows[0];
 514                         prev_id = rows[rows.length-1]
 515                 } else {
 516                         for (var i = 0; i < rows.length; i++) {
 517                                 if (rows[i] == getActiveArticleId()) {
 518
 519                                         // Account for adjacent identical article ids.
 520                                         if (i > 0) prev_id = rows[i-1];
 521
 522                                         for (var j = i+1; j < rows.length; j++) {
 523                                                 if (rows[j] != getActiveArticleId()) {
 524                                                         next_id = rows[j];
 525                                                         break;
 526                                                 }
 527                                         }
 528                                         break;
 529                                 }
 530                         }
 531                 }
 532
 533                 if (mode == "next") {
 534                         if (next_id || getActiveArticleId()) {
 535                                 if (isCdmMode()) {
 536
 537                                         var article = $("RROW-" + getActiveArticleId());
 538                                         var ctr = $("headlines-frame");
 539
 540                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 541                                                         ctr.scrollTop + ctr.offsetHeight) {
 542
 543                                                 scrollArticle(ctr.offsetHeight/4);
 544
 545                                         } else if (next_id) {
 546                                                 cdmExpandArticle(next_id);
 547                                                 cdmScrollToArticleId(next_id, true);
 548                                         }
 549
 550                                 } else if (next_id) {
 551                                         correctHeadlinesOffset(next_id);
 552                                         view(next_id, getActiveFeedId());
 553                                 }
 554                         }
 555                 }
 556
 557                 if (mode == "prev") {
 558                         if (prev_id || getActiveArticleId()) {
 559                                 if (isCdmMode()) {
 560
 561                                         var article = $("RROW-" + getActiveArticleId());
 562                                         var prev_article = $("RROW-" + prev_id);
 563                                         var ctr = $("headlines-frame");
 564
 565                                         if (!getInitParam("cdm_expanded")) {
 566
 567                                                 if (!noscroll && article.offsetTop < ctr.scrollTop) {
 568                                                         scrollArticle(-ctr.offsetHeight/4);
 569                                                 } else {
 570                                                         cdmExpandArticle(prev_id);
 571                                                         cdmScrollToArticleId(prev_id, true);
 572                                                 }
 573                                         } else {
 574
 575                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 576                                                         scrollArticle(-ctr.offsetHeight/3);
 577                                                 } else if (!noscroll && prev_article &&
 578                                                                 prev_article.offsetTop < ctr.scrollTop) {
 579                                                         cdmExpandArticle(prev_id);
 580                                                         scrollArticle(-ctr.offsetHeight/4);
 581                                                 } else if (prev_id) {
 582                                                         cdmExpandArticle(prev_id);
 583                                                         cdmScrollToArticleId(prev_id, noscroll);
 584                                                 }
 585                                         }
 586
 587                                 } else if (prev_id) {
 588                                         correctHeadlinesOffset(prev_id);
 589                                         view(prev_id, getActiveFeedId());
 590                                 }
 591                         }
 592                 }
 593
 594         } catch (e) {
 595                 exception_error("moveToPost", e);
 596         }
 597 }
 598
 599 function toggleSelected(id, force_on) {
 600         try {
 601
 602                 var cb = dijit.byId("RCHK-" + id);
 603                 var row = $("RROW-" + id);
 604
 605                 if (row) {
 606                         if (row.hasClassName('Selected') && !force_on) {
 607                                 row.removeClassName('Selected');
 608                                 if (cb) cb.attr("checked", false);
 609                         } else {
 610                                 row.addClassName('Selected');
 611                                 if (cb) cb.attr("checked", true);
 612                         }
 613                 }
 614         } catch (e) {
 615                 exception_error("toggleSelected", e);
 616         }
 617 }
 618
 619 function toggleUnread_afh(effect) {
 620         try {
 621
 622                 var elem = effect.element;
 623                 elem.style.backgroundColor = "";
 624
 625         } catch (e) {
 626                 exception_error("toggleUnread_afh", e);
 627         }
 628 }
 629
 630 function toggleUnread(id, cmode, effect) {
 631         try {
 632
 633                 var row = $("RROW-" + id);
 634                 if (row) {
 635                         if (cmode == undefined || cmode == 2) {
 636                                 if (row.hasClassName("Unread")) {
 637                                         row.removeClassName("Unread");
 638
 639                                 } else {
 640                                         row.addClassName("Unread");
 641                                 }
 642
 643                         } else if (cmode == 0) {
 644
 645                                 row.removeClassName("Unread");
 646
 647                         } else if (cmode == 1) {
 648                                 row.addClassName("Unread");
 649                         }
 650
 651                         if (cmode == undefined) cmode = 2;
 652
 653                         var query = "?op=rpc&method=catchupSelected" +
 654                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 655
 656 //                      notify_progress("Loading, please wait...");
 657
 658                         new Ajax.Request("backend.php", {
 659                                 parameters: query,
 660                                 onComplete: function(transport) {
 661                                         handle_rpc_json(transport);
 662                                 } });
 663
 664                 }
 665
 666         } catch (e) {
 667                 exception_error("toggleUnread", e);
 668         }
 669 }
 670
 671 function selectionRemoveLabel(id, ids) {
 672         try {
 673
 674                 if (!ids) ids = getSelectedArticleIds2();
 675
 676                 if (ids.length == 0) {
 677                         alert(__("No articles are selected."));
 678                         return;
 679                 }
 680
 681                 var query = "?op=article&method=removeFromLabel&ids=" +
 682                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 683
 684                 console.log(query);
 685
 686                 new Ajax.Request("backend.php", {
 687                         parameters: query,
 688                         onComplete: function(transport) {
 689                                 handle_rpc_json(transport);
 690                                 show_labels_in_headlines(transport);
 691                         } });
 692
 693         } catch (e) {
 694                 exception_error("selectionAssignLabel", e);
 695
 696         }
 697 }
 698
 699 function selectionAssignLabel(id, ids) {
 700         try {
 701
 702                 if (!ids) ids = getSelectedArticleIds2();
 703
 704                 if (ids.length == 0) {
 705                         alert(__("No articles are selected."));
 706                         return;
 707                 }
 708
 709                 var query = "?op=article&method=assignToLabel&ids=" +
 710                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 711
 712                 console.log(query);
 713
 714                 new Ajax.Request("backend.php", {
 715                         parameters: query,
 716                         onComplete: function(transport) {
 717                                 handle_rpc_json(transport);
 718                                 show_labels_in_headlines(transport);
 719                         } });
 720
 721         } catch (e) {
 722                 exception_error("selectionAssignLabel", e);
 723
 724         }
 725 }
 726
 727 function selectionToggleUnread(set_state, callback, no_error, ids) {
 728         try {
 729                 var rows = ids ? ids : getSelectedArticleIds2();
 730
 731                 if (rows.length == 0 && !no_error) {
 732                         alert(__("No articles are selected."));
 733                         return;
 734                 }
 735
 736                 for (var i = 0; i < rows.length; i++) {
 737                         var row = $("RROW-" + rows[i]);
 738                         if (row) {
 739                                 if (set_state == undefined) {
 740                                         if (row.hasClassName("Unread")) {
 741                                                 row.removeClassName("Unread");
 742                                         } else {
 743                                                 row.addClassName("Unread");
 744                                         }
 745                                 }
 746
 747                                 if (set_state == false) {
 748                                         row.removeClassName("Unread");
 749                                 }
 750
 751                                 if (set_state == true) {
 752                                         row.addClassName("Unread");
 753                                 }
 754                         }
 755                 }
 756
 757                 if (rows.length > 0) {
 758
 759                         var cmode = "";
 760
 761                         if (set_state == undefined) {
 762                                 cmode = "2";
 763                         } else if (set_state == true) {
 764                                 cmode = "1";
 765                         } else if (set_state == false) {
 766                                 cmode = "0";
 767                         }
 768
 769                         var query = "?op=rpc&method=catchupSelected" +
 770                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 771
 772                         notify_progress("Loading, please wait...");
 773
 774                         new Ajax.Request("backend.php", {
 775                                 parameters: query,
 776                                 onComplete: function(transport) {
 777                                         handle_rpc_json(transport);
 778                                         if (callback) callback(transport);
 779                                 } });
 780
 781                 }
 782
 783         } catch (e) {
 784                 exception_error("selectionToggleUnread", e);
 785         }
 786 }
 787
 788 // sel_state ignored
 789 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 790         try {
 791
 792                 var rows = ids ? ids : getSelectedArticleIds2();
 793
 794                 if (rows.length == 0 && !no_error) {
 795                         alert(__("No articles are selected."));
 796                         return;
 797                 }
 798
 799                 for (var i = 0; i < rows.length; i++) {
 800                         toggleMark(rows[i], true, true);
 801                 }
 802
 803                 if (rows.length > 0) {
 804
 805                         var query = "?op=rpc&method=markSelected&ids=" +
 806                                 param_escape(rows.toString()) + "&cmode=2";
 807
 808                         new Ajax.Request("backend.php", {
 809                                 parameters: query,
 810                                 onComplete: function(transport) {
 811                                         handle_rpc_json(transport);
 812                                         if (callback) callback(transport);
 813                                 } });
 814
 815                 }
 816
 817         } catch (e) {
 818                 exception_error("selectionToggleMarked", e);
 819         }
 820 }
 821
 822 // sel_state ignored
 823 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 824         try {
 825
 826                 var rows = ids ? ids : getSelectedArticleIds2();
 827
 828                 if (rows.length == 0 && !no_error) {
 829                         alert(__("No articles are selected."));
 830                         return;
 831                 }
 832
 833                 for (var i = 0; i < rows.length; i++) {
 834                         togglePub(rows[i], true, true);
 835                 }
 836
 837                 if (rows.length > 0) {
 838
 839                         var query = "?op=rpc&method=publishSelected&ids=" +
 840                                 param_escape(rows.toString()) + "&cmode=2";
 841
 842                         new Ajax.Request("backend.php", {
 843                                 parameters: query,
 844                                 onComplete: function(transport) {
 845                                         handle_rpc_json(transport);
 846                                 } });
 847
 848                 }
 849
 850         } catch (e) {
 851                 exception_error("selectionToggleMarked", e);
 852         }
 853 }
 854
 855 function getSelectedArticleIds2() {
 856
 857         var rv = [];
 858
 859         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 860                 function(child) {
 861                         rv.push(child.id.replace("RROW-", ""));
 862                 });
 863
 864         return rv;
 865 }
 866
 867 function getLoadedArticleIds() {
 868         var rv = [];
 869
 870         var children = $$("#headlines-frame > div[id*=RROW-]");
 871
 872         children.each(function(child) {
 873                         rv.push(child.id.replace("RROW-", ""));
 874                 });
 875
 876         return rv;
 877
 878 }
 879
 880 // mode = all,none,unread,invert,marked,published
 881 function selectArticles(mode) {
 882         try {
 883
 884                 var children = $$("#headlines-frame > div[id*=RROW]");
 885
 886                 children.each(function(child) {
 887                         var id = child.id.replace("RROW-", "");
 888                         var cb = dijit.byId("RCHK-" + id);
 889
 890                         if (mode == "all") {
 891                                 child.addClassName("Selected");
 892                                 if (cb) cb.attr("checked", true);
 893                         } else if (mode == "unread") {
 894                                 if (child.hasClassName("Unread")) {
 895                                         child.addClassName("Selected");
 896                                         if (cb) cb.attr("checked", true);
 897                                 } else {
 898                                         child.removeClassName("Selected");
 899                                         if (cb) cb.attr("checked", false);
 900                                 }
 901                         } else if (mode == "marked") {
 902                                 var img = $("FMPIC-" + child.id.replace("RROW-", ""));
 903
 904                                 if (img && img.src.match("mark_set")) {
 905                                         child.addClassName("Selected");
 906                                         if (cb) cb.attr("checked", true);
 907                                 } else {
 908                                         child.removeClassName("Selected");
 909                                         if (cb) cb.attr("checked", false);
 910                                 }
 911                         } else if (mode == "published") {
 912                                 var img = $("FPPIC-" + child.id.replace("RROW-", ""));
 913
 914                                 if (img && img.src.match("pub_set")) {
 915                                         child.addClassName("Selected");
 916                                         if (cb) cb.attr("checked", true);
 917                                 } else {
 918                                         child.removeClassName("Selected");
 919                                         if (cb) cb.attr("checked", false);
 920                                 }
 921
 922                         } else if (mode == "invert") {
 923                                 if (child.hasClassName("Selected")) {
 924                                         child.removeClassName("Selected");
 925                                         if (cb) cb.attr("checked", false);
 926                                 } else {
 927                                         child.addClassName("Selected");
 928                                         if (cb) cb.attr("checked", true);
 929                                 }
 930
 931                         } else {
 932                                 child.removeClassName("Selected");
 933                                 if (cb) cb.attr("checked", false);
 934                         }
 935                 });
 936
 937         } catch (e) {
 938                 exception_error("selectArticles", e);
 939         }
 940 }
 941
 942 function deleteSelection() {
 943
 944         try {
 945
 946                 var rows = getSelectedArticleIds2();
 947
 948                 if (rows.length == 0) {
 949                         alert(__("No articles are selected."));
 950                         return;
 951                 }
 952
 953                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 954                 var str;
 955
 956                 if (getActiveFeedId() != 0) {
 957                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
 958                 } else {
 959                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
 960                 }
 961
 962                 str = str.replace("%d", rows.length);
 963                 str = str.replace("%s", fn);
 964
 965                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 966                         return;
 967                 }
 968
 969                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
 970
 971                 console.log(query);
 972
 973                 new Ajax.Request("backend.php", {
 974                         parameters: query,
 975                         onComplete: function(transport) {
 976                                         handle_rpc_json(transport);
 977                                         viewCurrentFeed();
 978                                 } });
 979
 980         } catch (e) {
 981                 exception_error("deleteSelection", e);
 982         }
 983 }
 984
 985 function archiveSelection() {
 986
 987         try {
 988
 989                 var rows = getSelectedArticleIds2();
 990
 991                 if (rows.length == 0) {
 992                         alert(__("No articles are selected."));
 993                         return;
 994                 }
 995
 996                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 997                 var str;
 998                 var op;
 999
1000                 if (getActiveFeedId() != 0) {
1001                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1002                         op = "archive";
1003                 } else {
1004                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1005
1006                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1007
1008                         op = "unarchive";
1009                 }
1010
1011                 str = str.replace("%d", rows.length);
1012                 str = str.replace("%s", fn);
1013
1014                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1015                         return;
1016                 }
1017
1018                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1019
1020                 console.log(query);
1021
1022                 for (var i = 0; i < rows.length; i++) {
1023                         cache_delete("article:" + rows[i]);
1024                 }
1025
1026                 new Ajax.Request("backend.php", {
1027                         parameters: query,
1028                         onComplete: function(transport) {
1029                                         handle_rpc_json(transport);
1030                                         viewCurrentFeed();
1031                                 } });
1032
1033         } catch (e) {
1034                 exception_error("archiveSelection", e);
1035         }
1036 }
1037
1038 function catchupSelection() {
1039
1040         try {
1041
1042                 var rows = getSelectedArticleIds2();
1043
1044                 if (rows.length == 0) {
1045                         alert(__("No articles are selected."));
1046                         return;
1047                 }
1048
1049                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1050
1051                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1052
1053                 str = str.replace("%d", rows.length);
1054                 str = str.replace("%s", fn);
1055
1056                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1057                         return;
1058                 }
1059
1060                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1061
1062         } catch (e) {
1063                 exception_error("catchupSelection", e);
1064         }
1065 }
1066
1067 function editArticleTags(id) {
1068                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1069
1070                 if (dijit.byId("editTagsDlg"))
1071                         dijit.byId("editTagsDlg").destroyRecursive();
1072
1073                 dialog = new dijit.Dialog({
1074                         id: "editTagsDlg",
1075                         title: __("Edit article Tags"),
1076                         style: "width: 600px",
1077                         execute: function() {
1078                                 if (this.validate()) {
1079                                         var query = dojo.objectToQuery(this.attr('value'));
1080
1081                                         notify_progress("Saving article tags...", true);
1082
1083                                         new Ajax.Request("backend.php", {
1084                                         parameters: query,
1085                                         onComplete: function(transport) {
1086                                                 try {
1087                                                         notify('');
1088                                                         dialog.hide();
1089
1090                                                         var data = JSON.parse(transport.responseText);
1091
1092                                                         if (data) {
1093                                                                 var id = data.id;
1094
1095                                                                 console.log(id);
1096
1097                                                                 var tags = $("ATSTR-" + id);
1098                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1099
1100                                                                 if (tags) tags.innerHTML = data.content;
1101                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1102                                                         }
1103                                                 } catch (e) {
1104                                                         exception_error("editArticleTags/inner", e);
1105                                                 }
1106
1107                                         }});
1108                                 }
1109                         },
1110                         href: query,
1111                 });
1112
1113                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1114                 dojo.disconnect(tmph);
1115
1116                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1117                            "backend.php?op=article&method=completeTags",
1118                            { tokens: ',', paramName: "search" });
1119                 });
1120
1121                 dialog.show();
1122
1123 }
1124
1125 function cdmScrollToArticleId(id, force) {
1126         try {
1127                 var ctr = $("headlines-frame");
1128                 var e = $("RROW-" + id);
1129
1130                 if (!e || !ctr) return;
1131
1132                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1133                                 e.offsetTop < ctr.scrollTop) {
1134
1135                         // expanded cdm has a 4px margin now
1136                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1137                 }
1138
1139         } catch (e) {
1140                 exception_error("cdmScrollToArticleId", e);
1141         }
1142 }
1143
1144 function setActiveArticleId(id) {
1145         _active_article_id = id;
1146 }
1147
1148 function getActiveArticleId() {
1149         return _active_article_id;
1150 }
1151
1152 function postMouseIn(e, id) {
1153         post_under_pointer = id;
1154 }
1155
1156 function postMouseOut(id) {
1157         post_under_pointer = false;
1158 }
1159
1160 function unpackVisibleHeadlines() {
1161         try {
1162
1163                 if (!isCdmMode()) return;
1164
1165                 $$("#headlines-frame > div[id*=RROW]").each(
1166                         function(child) {
1167                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1168                                         $("headlines-frame").offsetHeight) {
1169
1170                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1171
1172                                         if (cencw) {
1173                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1174                                                 cencw.setAttribute('id', '');
1175                                                 Element.show(cencw);
1176                                         }
1177                                 }
1178                         }
1179                 );
1180
1181
1182         } catch (e) {
1183                 exception_error("unpackVisibleHeadlines", e);
1184         }
1185 }
1186
1187 function headlines_scroll_handler(e) {
1188         try {
1189                 var hsp = $("headlines-spacer");
1190
1191                 unpackVisibleHeadlines();
1192
1193                 if (!_infscroll_disable) {
1194                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1195                                         (e.scrollHeight != 0 &&
1196                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1197
1198                                 if (hsp)
1199                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1200                                                 __("Loading, please wait...");
1201
1202                                 loadMoreHeadlines();
1203                                 return;
1204
1205                         }
1206                 } else {
1207                         if (hsp) hsp.innerHTML = "";
1208                 }
1209
1210                 if (getInitParam("cdm_auto_catchup") == 1) {
1211
1212                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1213                                 function(child) {
1214                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1215                                                         (child.offsetTop + child.offsetHeight/2)) {
1216
1217                                                 var id = child.id.replace("RROW-", "");
1218
1219                                                 if (catchup_id_batch.indexOf(id) == -1)
1220                                                         catchup_id_batch.push(id);
1221
1222                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1223                                         }
1224                                 });
1225
1226                         if (catchup_id_batch.length > 0) {
1227                                 window.clearTimeout(catchup_timeout_id);
1228
1229                                 if (!_infscroll_request_sent) {
1230                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1231                                                 500);
1232                                 }
1233                         }
1234                 }
1235
1236         } catch (e) {
1237                 console.warn("headlines_scroll_handler: " + e);
1238         }
1239 }
1240
1241 function catchupBatchedArticles() {
1242         try {
1243                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1244
1245                         // make a copy of the array
1246                         var batch = catchup_id_batch.slice();
1247                         var query = "?op=rpc&method=catchupSelected" +
1248                                 "&cmode=0&ids=" + param_escape(batch.toString());
1249
1250                         console.log(query);
1251
1252                         new Ajax.Request("backend.php", {
1253                                 parameters: query,
1254                                 onComplete: function(transport) {
1255                                         handle_rpc_json(transport);
1256
1257                                         batch.each(function(id) {
1258                                                 var elem = $("RROW-" + id);
1259                                                 if (elem) elem.removeClassName("Unread");
1260                                                 catchup_id_batch.remove(id);
1261                                         });
1262
1263                                 } });
1264                 }
1265
1266         } catch (e) {
1267                 exception_error("catchupBatchedArticles", e);
1268         }
1269 }
1270
1271 function catchupRelativeToArticle(below, id) {
1272
1273         try {
1274
1275                 if (!id) id = getActiveArticleId();
1276
1277                 if (!id) {
1278                         alert(__("No article is selected."));
1279                         return;
1280                 }
1281
1282                 var visible_ids = getVisibleArticleIds();
1283
1284                 var ids_to_mark = new Array();
1285
1286                 if (!below) {
1287                         for (var i = 0; i < visible_ids.length; i++) {
1288                                 if (visible_ids[i] != id) {
1289                                         var e = $("RROW-" + visible_ids[i]);
1290
1291                                         if (e && e.hasClassName("Unread")) {
1292                                                 ids_to_mark.push(visible_ids[i]);
1293                                         }
1294                                 } else {
1295                                         break;
1296                                 }
1297                         }
1298                 } else {
1299                         for (var i = visible_ids.length-1; i >= 0; i--) {
1300                                 if (visible_ids[i] != id) {
1301                                         var e = $("RROW-" + visible_ids[i]);
1302
1303                                         if (e && e.hasClassName("Unread")) {
1304                                                 ids_to_mark.push(visible_ids[i]);
1305                                         }
1306                                 } else {
1307                                         break;
1308                                 }
1309                         }
1310                 }
1311
1312                 if (ids_to_mark.length == 0) {
1313                         alert(__("No articles found to mark"));
1314                 } else {
1315                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1316
1317                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1318
1319                                 for (var i = 0; i < ids_to_mark.length; i++) {
1320                                         var e = $("RROW-" + ids_to_mark[i]);
1321                                         e.removeClassName("Unread");
1322                                 }
1323
1324                                 var query = "?op=rpc&method=catchupSelected" +
1325                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1326
1327                                 new Ajax.Request("backend.php", {
1328                                         parameters: query,
1329                                         onComplete: function(transport) {
1330                                                 handle_rpc_json(transport);
1331                                         } });
1332
1333                         }
1334                 }
1335
1336         } catch (e) {
1337                 exception_error("catchupRelativeToArticle", e);
1338         }
1339 }
1340
1341 function cdmCollapseArticle(event, id) {
1342         try {
1343                 var row = $("RROW-" + id);
1344                 var elem = $("CICD-" + id);
1345
1346                 if (elem && row) {
1347                         var collapse = $$("div#RROW-" + id +
1348                                 " span[class='collapseBtn']")[0];
1349
1350                         Element.hide(elem);
1351                         Element.show("CEXC-" + id);
1352                         Element.hide(collapse);
1353                         row.removeClassName("active");
1354
1355                         markHeadline(id, false);
1356
1357                         if (id == getActiveArticleId()) {
1358                                 setActiveArticleId(0);
1359                         }
1360
1361                         if (event) Event.stop(event);
1362                 }
1363
1364         } catch (e) {
1365                 exception_error("cdmCollapseArticle", e);
1366         }
1367 }
1368
1369 function cdmExpandArticle(id) {
1370         try {
1371                 console.log("cdmExpandArticle " + id);
1372
1373                 if (!$("RROW-" + id)) return false;
1374
1375                 var oldrow = $("RROW-" + getActiveArticleId());
1376
1377                 var elem = $("CICD-" + getActiveArticleId());
1378
1379                 if (id == getActiveArticleId() && Element.visible(elem))
1380                         return true;
1381
1382                 selectArticles("none");
1383
1384                 var old_offset = $("RROW-" + id).offsetTop;
1385
1386                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1387                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1388                                 " span[class='collapseBtn']")[0];
1389
1390                         Element.hide(elem);
1391                         Element.show("CEXC-" + getActiveArticleId());
1392                         Element.hide(collapse);
1393                 }
1394
1395                 if (oldrow) oldrow.removeClassName("active");
1396
1397                 setActiveArticleId(id);
1398
1399                 elem = $("CICD-" + id);
1400
1401                 var collapse = $$("div#RROW-" + id +
1402                                 " span[class='collapseBtn']")[0];
1403
1404                 var cencw = $("CENCW-" + id);
1405
1406                 if (!Element.visible(elem)) {
1407                         if (cencw) {
1408                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1409                                 cencw.setAttribute('id', '');
1410                                 Element.show(cencw);
1411                         }
1412
1413                         Element.show(elem);
1414                         Element.hide("CEXC-" + id);
1415                         Element.show(collapse);
1416                 }
1417
1418                 var new_offset = $("RROW-" + id).offsetTop;
1419
1420                 if (old_offset > new_offset)
1421                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1422
1423                 toggleUnread(id, 0, true);
1424                 toggleSelected(id);
1425                 $("RROW-" + id).addClassName("active");
1426
1427         } catch (e) {
1428                 exception_error("cdmExpandArticle", e);
1429         }
1430
1431         return false;
1432 }
1433
1434 function fixHeadlinesOrder(ids) {
1435         try {
1436                 for (var i = 0; i < ids.length; i++) {
1437                         var e = $("RROW-" + ids[i]);
1438
1439                         if (e) {
1440                                 if (i % 2 == 0) {
1441                                         e.removeClassName("even");
1442                                         e.addClassName("odd");
1443                                 } else {
1444                                         e.removeClassName("odd");
1445                                         e.addClassName("even");
1446                                 }
1447                         }
1448                 }
1449         } catch (e) {
1450                 exception_error("fixHeadlinesOrder", e);
1451         }
1452 }
1453
1454 function getArticleUnderPointer() {
1455         return post_under_pointer;
1456 }
1457
1458 function scrollArticle(offset) {
1459         try {
1460                 if (!isCdmMode()) {
1461                         var ci = $("content-insert");
1462                         if (ci) {
1463                                 ci.scrollTop += offset;
1464                         }
1465                 } else {
1466                         var hi = $("headlines-frame");
1467                         if (hi) {
1468                                 hi.scrollTop += offset;
1469                         }
1470
1471                 }
1472         } catch (e) {
1473                 exception_error("scrollArticle", e);
1474         }
1475 }
1476
1477 function show_labels_in_headlines(transport) {
1478         try {
1479                 var data = JSON.parse(transport.responseText);
1480
1481                 if (data) {
1482                         data['info-for-headlines'].each(function(elem) {
1483                                 var ctr = $("HLLCTR-" + elem.id);
1484
1485                                 if (ctr) ctr.innerHTML = elem.labels;
1486                         });
1487                 }
1488         } catch (e) {
1489                 exception_error("show_labels_in_headlines", e);
1490         }
1491 }
1492
1493 function dismissArticle(id) {
1494         try {
1495                 var elem = $("RROW-" + id);
1496
1497                 if (!elem) return;
1498
1499                 toggleUnread(id, 0, true);
1500
1501                 new Effect.Fade(elem, {duration : 0.5});
1502
1503                 if (id == getActiveArticleId()) {
1504                         setActiveArticleId(0);
1505                 }
1506
1507         } catch (e) {
1508                 exception_error("dismissArticle", e);
1509         }
1510 }
1511
1512 function dismissSelectedArticles() {
1513         try {
1514
1515                 var ids = getVisibleArticleIds();
1516                 var tmp = [];
1517                 var sel = [];
1518
1519                 for (var i = 0; i < ids.length; i++) {
1520                         var elem = $("RROW-" + ids[i]);
1521
1522                         if (elem.className && elem.hasClassName("Selected") &&
1523                                         ids[i] != getActiveArticleId()) {
1524                                 new Effect.Fade(elem, {duration : 0.5});
1525                                 sel.push(ids[i]);
1526                         } else {
1527                                 tmp.push(ids[i]);
1528                         }
1529                 }
1530
1531                 if (sel.length > 0)
1532                         selectionToggleUnread(false);
1533
1534                 fixHeadlinesOrder(tmp);
1535
1536         } catch (e) {
1537                 exception_error("dismissSelectedArticles", e);
1538         }
1539 }
1540
1541 function dismissReadArticles() {
1542         try {
1543
1544                 var ids = getVisibleArticleIds();
1545                 var tmp = [];
1546
1547                 for (var i = 0; i < ids.length; i++) {
1548                         var elem = $("RROW-" + ids[i]);
1549
1550                         if (elem.className && !elem.hasClassName("Unread") &&
1551                                         !elem.hasClassName("Selected")) {
1552
1553                                 new Effect.Fade(elem, {duration : 0.5});
1554                         } else {
1555                                 tmp.push(ids[i]);
1556                         }
1557                 }
1558
1559                 fixHeadlinesOrder(tmp);
1560
1561         } catch (e) {
1562                 exception_error("dismissSelectedArticles", e);
1563         }
1564 }
1565
1566 function getVisibleArticleIds() {
1567         var ids = [];
1568
1569         try {
1570
1571                 getLoadedArticleIds().each(function(id) {
1572                         var elem = $("RROW-" + id);
1573                         if (elem && Element.visible(elem))
1574                                 ids.push(id);
1575                         });
1576
1577         } catch (e) {
1578                 exception_error("getVisibleArticleIds", e);
1579         }
1580
1581         return ids;
1582 }
1583
1584 function cdmClicked(event, id) {
1585         try {
1586                 //var shift_key = event.shiftKey;
1587
1588                 if (!event.ctrlKey) {
1589
1590                         if (!getInitParam("cdm_expanded")) {
1591                                 return cdmExpandArticle(id);
1592                         } else {
1593
1594                                 var elem = $("RROW-" + getActiveArticleId());
1595
1596                                 if (elem) elem.removeClassName("active");
1597
1598                                 selectArticles("none");
1599                                 toggleSelected(id);
1600
1601                                 var elem = $("RROW-" + id);
1602                                 var article_is_unread = elem.hasClassName("Unread");
1603
1604                                 elem.removeClassName("Unread");
1605                                 elem.addClassName("active");
1606
1607                                 setActiveArticleId(id);
1608
1609                                 if (article_is_unread) {
1610                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1611                                 }
1612
1613                                 var query = "?op=rpc&method=catchupSelected" +
1614                                         "&cmode=0&ids=" + param_escape(id);
1615
1616                                 new Ajax.Request("backend.php", {
1617                                         parameters: query,
1618                                         onComplete: function(transport) {
1619                                                 handle_rpc_json(transport);
1620                                         } });
1621
1622                                 return !event.shiftKey;
1623                         }
1624
1625                 } else {
1626                         toggleSelected(id, true);
1627
1628                         var elem = $("RROW-" + id);
1629                         var article_is_unread = elem.hasClassName("Unread");
1630
1631                         if (article_is_unread) {
1632                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1633                         }
1634
1635                         toggleUnread(id, 0, false);
1636
1637                         openArticleInNewWindow(id);
1638                 }
1639
1640                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1641                 request_counters(unread_in_buffer == 0);
1642
1643         } catch (e) {
1644                 exception_error("cdmClicked");
1645         }
1646
1647         return false;
1648 }
1649
1650 function hlClicked(event, id) {
1651         try {
1652                 if (event.which == 2) {
1653                         view(id);
1654                         return true;
1655                 } else if (event.ctrlKey) {
1656                         toggleSelected(id, true);
1657                         toggleUnread(id, 0, false);
1658                         openArticleInNewWindow(id);
1659                         return false;
1660                 } else {
1661                         view(id);
1662                         return false;
1663                 }
1664
1665         } catch (e) {
1666                 exception_error("hlClicked");
1667         }
1668 }
1669
1670 function getFirstVisibleHeadlineId() {
1671         var rows = getVisibleArticleIds();
1672         return rows[0];
1673
1674 }
1675
1676 function getLastVisibleHeadlineId() {
1677         var rows = getVisibleArticleIds();
1678         return rows[rows.length-1];
1679 }
1680
1681 function openArticleInNewWindow(id) {
1682         toggleUnread(id, 0, false);
1683         window.open("backend.php?op=article&method=redirect&id=" + id);
1684 }
1685
1686 function isCdmMode() {
1687         return getInitParam("combined_display_mode");
1688 }
1689
1690 function markHeadline(id, marked) {
1691         if (marked == undefined) marked = true;
1692
1693         var row = $("RROW-" + id);
1694         if (row) {
1695                 var check = dijit.byId("RCHK-" + id);
1696
1697                 if (check) {
1698                         check.attr("checked", marked);
1699                 }
1700
1701                 if (marked)
1702                         row.addClassName("Selected");
1703                 else
1704                         row.removeClassName("Selected");
1705         }
1706 }
1707
1708 function getRelativePostIds(id, limit) {
1709
1710         var tmp = [];
1711
1712         try {
1713
1714                 if (!limit) limit = 6; //3
1715
1716                 var ids = getVisibleArticleIds();
1717
1718                 for (var i = 0; i < ids.length; i++) {
1719                         if (ids[i] == id) {
1720                                 for (var k = 1; k <= limit; k++) {
1721                                         //if (i > k-1) tmp.push(ids[i-k]);
1722                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1723                                 }
1724                                 break;
1725                         }
1726                 }
1727
1728         } catch (e) {
1729                 exception_error("getRelativePostIds", e);
1730         }
1731
1732         return tmp;
1733 }
1734
1735 function correctHeadlinesOffset(id) {
1736
1737         try {
1738
1739                 var container = $("headlines-frame");
1740                 var row = $("RROW-" + id);
1741
1742                 if (!container || !row) return;
1743
1744                 var viewport = container.offsetHeight;
1745
1746                 var rel_offset_top = row.offsetTop - container.scrollTop;
1747                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1748
1749                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1750                 //console.log("Vport: " + viewport);
1751
1752                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1753                         container.scrollTop = row.offsetTop;
1754                 } else if (rel_offset_bottom > viewport) {
1755
1756                         /* doesn't properly work with Opera in some cases because
1757                                 Opera fucks up element scrolling */
1758
1759                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1760                 }
1761
1762         } catch (e) {
1763                 exception_error("correctHeadlinesOffset", e);
1764         }
1765
1766 }
1767
1768 function headlineActionsChange(elem) {
1769         try {
1770                 eval(elem.value);
1771                 elem.attr('value', 'false');
1772         } catch (e) {
1773                 exception_error("headlineActionsChange", e);
1774         }
1775 }
1776
1777 function closeArticlePanel() {
1778
1779         if (dijit.byId("content-insert"))
1780                 dijit.byId("headlines-wrap-inner").removeChild(
1781                         dijit.byId("content-insert"));
1782 }
1783
1784 function initHeadlinesMenu() {
1785         try {
1786                 if (dijit.byId("headlinesMenu"))
1787                         dijit.byId("headlinesMenu").destroyRecursive();
1788
1789                 var ids = [];
1790
1791                 if (!isCdmMode()) {
1792                         nodes = $$("#headlines-frame > div[id*=RROW]");
1793                 } else {
1794                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1795                 }
1796
1797                 nodes.each(function(node) {
1798                         ids.push(node.id);
1799                 });
1800
1801                 var menu = new dijit.Menu({
1802                         id: "headlinesMenu",
1803                         targetNodeIds: ids,
1804                 });
1805
1806                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1807                         var callerNode = event.target, match = null, tries = 0;
1808
1809                         while (match == null && callerNode && tries <= 3) {
1810                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1811                                 callerNode = callerNode.parentNode;
1812                                 ++tries;
1813                         }
1814
1815                         if (match) this.callerRowId = parseInt(match[1]);
1816
1817                 });
1818
1819 /*              if (!isCdmMode())
1820                         menu.addChild(new dijit.MenuItem({
1821                                 label: __("View article"),
1822                                 onClick: function(event) {
1823                                         view(this.getParent().callerRowId);
1824                                 }})); */
1825
1826                 menu.addChild(new dijit.MenuItem({
1827                         label: __("Open original article"),
1828                         onClick: function(event) {
1829                                 openArticleInNewWindow(this.getParent().callerRowId);
1830                         }}));
1831
1832                 menu.addChild(new dijit.MenuItem({
1833                         label: __("Display article URL"),
1834                         onClick: function(event) {
1835                                 displayArticleUrl(this.getParent().callerRowId);
1836                         }}));
1837
1838                 menu.addChild(new dijit.MenuSeparator());
1839
1840                 menu.addChild(new dijit.MenuItem({
1841                         label: __("Toggle unread"),
1842                         onClick: function(event) {
1843                                 var ids = getSelectedArticleIds2();
1844                                 // cast to string
1845                                 var id = this.getParent().callerRowId + "";
1846                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1847
1848                                 selectionToggleUnread(undefined, false, true, ids);
1849                                 }}));
1850
1851                 menu.addChild(new dijit.MenuItem({
1852                         label: __("Toggle marked"),
1853                         onClick: function(event) {
1854                                 var ids = getSelectedArticleIds2();
1855                                 // cast to string
1856                                 var id = this.getParent().callerRowId + "";
1857                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1858
1859                                 selectionToggleMarked(undefined, false, true, ids);
1860                                 }}));
1861
1862                 menu.addChild(new dijit.MenuItem({
1863                         label: __("Toggle published"),
1864                         onClick: function(event) {
1865                                 var ids = getSelectedArticleIds2();
1866                                 // cast to string
1867                                 var id = this.getParent().callerRowId + "";
1868                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1869
1870                                 selectionTogglePublished(undefined, false, true, ids);
1871                                 }}));
1872
1873                 menu.addChild(new dijit.MenuSeparator());
1874
1875                 menu.addChild(new dijit.MenuItem({
1876                         label: __("Mark above as read"),
1877                         onClick: function(event) {
1878                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1879                                 }}));
1880
1881                 menu.addChild(new dijit.MenuItem({
1882                         label: __("Mark below as read"),
1883                         onClick: function(event) {
1884                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1885                                 }}));
1886
1887
1888                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1889
1890                 if (labels) {
1891
1892                         menu.addChild(new dijit.MenuSeparator());
1893
1894                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1895                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1896
1897                         labels.each(function(label) {
1898                                 var id = label.id[0];
1899                                 var bare_id = id.substr(id.indexOf(":")+1);
1900                                 var name = label.name[0];
1901
1902                                 bare_id = feed_to_label_id(bare_id);
1903
1904                                 labelAddMenu.addChild(new dijit.MenuItem({
1905                                         label: name,
1906                                         labelId: bare_id,
1907                                         onClick: function(event) {
1908                                                 var ids = getSelectedArticleIds2();
1909                                                 // cast to string
1910                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1911
1912                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1913
1914                                                 selectionAssignLabel(this.labelId, ids);
1915                                 }}));
1916
1917                                 labelDelMenu.addChild(new dijit.MenuItem({
1918                                         label: name,
1919                                         labelId: bare_id,
1920                                         onClick: function(event) {
1921                                                 var ids = getSelectedArticleIds2();
1922                                                 // cast to string
1923                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1924
1925                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1926
1927                                                 selectionRemoveLabel(this.labelId, ids);
1928                                 }}));
1929
1930                         });
1931
1932                         menu.addChild(new dijit.PopupMenuItem({
1933                                 label: __("Assign label"),
1934                                 popup: labelAddMenu,
1935                         }));
1936
1937                         menu.addChild(new dijit.PopupMenuItem({
1938                                 label: __("Remove label"),
1939                                 popup: labelDelMenu,
1940                         }));
1941
1942                 }
1943
1944                 menu.startup();
1945
1946         } catch (e) {
1947                 exception_error("initHeadlinesMenu", e);
1948         }
1949 }
1950
1951
1952 function player(elem) {
1953         var aid = elem.getAttribute("audio-id");
1954         var status = elem.getAttribute("status");
1955
1956         var audio = $(aid);
1957
1958         if (audio) {
1959                 if (status == 0) {
1960                         audio.play();
1961                         status = 1;
1962                         elem.innerHTML = __("Playing...");
1963                         elem.title = __("Click to pause");
1964                         elem.addClassName("playing");
1965                 } else {
1966                         audio.pause();
1967                         status = 0;
1968                         elem.innerHTML = __("Play");
1969                         elem.title = __("Click to play");
1970                         elem.removeClassName("playing");
1971                 }
1972
1973                 elem.setAttribute("status", status);
1974         } else {
1975                 alert("Your browser doesn't seem to support HTML5 audio.");
1976         }
1977 }
1978
1979 function cache_set(id, obj) {
1980         //console.log("cache_set: " + id);
1981         if (has_storage)
1982                 try {
1983                         sessionStorage[id] = obj;
1984                 } catch (e) {
1985                         sessionStorage.clear();
1986                 }
1987 }
1988
1989 function cache_get(id) {
1990         if (has_storage)
1991                 return sessionStorage[id];
1992 }
1993
1994 function cache_clear() {
1995         if (has_storage)
1996                 sessionStorage.clear();
1997 }
1998
1999 function cache_delete(id) {
2000         if (has_storage)
2001                 sessionStorage.removeItem(id);
2002 }
2003
2004 function cancelSearch() {
2005         try {
2006                 _search_query = "";
2007                 viewCurrentFeed();
2008         } catch (e) {
2009                 exception_error("cancelSearch", e);
2010         }
2011 }
2012
2013 function setSelectionScore() {
2014         try {
2015                 var ids = getSelectedArticleIds2();
2016
2017                 if (ids.length > 0) {
2018                         console.log(ids);
2019
2020                         var score = prompt(__("Please enter new score for selected articles:"), score);
2021
2022                         if (score != undefined) {
2023                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2024                                         "&score=" + param_escape(score);
2025
2026                                 new Ajax.Request("backend.php", {
2027                                         parameters: query,
2028                                         onComplete: function(transport) {
2029                                                 var reply = JSON.parse(transport.responseText);
2030                                                 if (reply) {
2031                                                         console.log(ids);
2032
2033                                                         ids.each(function(id) {
2034                                                                 var row = $("RROW-" + id);
2035
2036                                                                 if (row) {
2037                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2038
2039                                                                         if (pic) {
2040                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2041                                                                                         reply["score_pic"]);
2042                                                                                 pic.setAttribute("score", score);
2043                                                                         }
2044                                                                 }
2045                                                         });
2046                                                 }
2047                                         } });
2048                         }
2049
2050                 } else {
2051                         alert(__("No articles are selected."));
2052                 }
2053         } catch (e) {
2054                 exception_error("setSelectionScore", e);
2055         }
2056 }
2057
2058 function changeScore(id, pic) {
2059         try {
2060                 var score = pic.getAttribute("score");
2061
2062                 var new_score = prompt(__("Please enter new score for this article:"), score);
2063
2064                 if (new_score != undefined) {
2065
2066                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2067                                 "&score=" + param_escape(new_score);
2068
2069                         new Ajax.Request("backend.php", {
2070                                 parameters: query,
2071                                 onComplete: function(transport) {
2072                                         var reply = JSON.parse(transport.responseText);
2073
2074                                         if (reply) {
2075                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2076                                                 pic.setAttribute("score", new_score);
2077                                         }
2078                                 } });
2079                 }
2080         } catch (e) {
2081                 exception_error("changeScore", e);
2082         }
2083 }
2084
2085 function displayArticleUrl(id) {
2086         try {
2087                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2088
2089                         new Ajax.Request("backend.php", {
2090                                 parameters: query,
2091                                 onComplete: function(transport) {
2092                                         var reply = JSON.parse(transport.responseText);
2093
2094                                         if (reply && reply.link) {
2095                                                 prompt(__("Article URL:"), reply.link);
2096                                         }
2097                                 } });
2098         } catch (e) {
2099                 exception_error("changeScore", e);
2100         }
2101 }
2102
2103 function openSelectedAttachment(elem) {
2104         try {
2105                 var url = elem[elem.selectedIndex].value;
2106
2107                 if (url) {
2108                         window.open(url);
2109                         elem.selectedIndex = 0;
2110                 }
2111
2112         } catch (e) {
2113                 exception_error("openSelectedAttachment", e);
2114         }
2115 }