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
 247                 selectArticles("none");
 248
 249                 var crow = $("RROW-" + id);
 250
 251                 if (!crow) return;
 252
 253                 var article_is_unread = crow.hasClassName("Unread");
 254
 255                 crow.removeClassName("Unread");
 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 crow = $("RROW-" + id);
 341
 342                 if (!crow) return;
 343
 344                 console.log("loading article: " + id);
 345
 346                 var cached_article = cache_get("article:" + id);
 347
 348                 console.log("cache check result: " + (cached_article != false));
 349
 350                 var query = "?op=article&method=view&id=" + param_escape(id);
 351
 352                 var neighbor_ids = getRelativePostIds(id);
 353
 354                 /* only request uncached articles */
 355
 356                 var cids_to_request = [];
 357
 358                 for (var i = 0; i < neighbor_ids.length; i++) {
 359                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 360                                 if (!cache_get("article:" + neighbor_ids[i])) {
 361                                         cids_to_request.push(neighbor_ids[i]);
 362                                         cids_requested.push(neighbor_ids[i]);
 363                                 }
 364                 }
 365
 366                 console.log("additional ids: " + cids_to_request.toString());
 367
 368                 query = query + "&cids=" + cids_to_request.toString();
 369
 370                 var article_is_unread = crow.hasClassName("Unread");
 371
 372                 setActiveArticleId(id);
 373                 showArticleInHeadlines(id);
 374
 375                 if (cached_article && article_is_unread) {
 376
 377                         query = query + "&mode=prefetch";
 378
 379                         render_article(cached_article);
 380
 381                 } else if (cached_article) {
 382
 383                         query = query + "&mode=prefetch_old";
 384                         render_article(cached_article);
 385
 386                         // if we don't need to request any relative ids, we might as well skip
 387                         // the server roundtrip altogether
 388                         if (cids_to_request.length == 0) {
 389
 390 /*                              try {
 391                                         if (!_infscroll_disable &&
 392                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 393
 394                                                         loadMoreHeadlines();
 395                                         }
 396                                 } catch (e) {
 397                                         console.warn(e);
 398                                 } */
 399
 400                                 //headlines_scroll_handler($("headlines-frame"));
 401
 402                                 return;
 403                         }
 404                 }
 405
 406                 last_requested_article = id;
 407
 408                 console.log(query);
 409
 410                 if (article_is_unread) {
 411                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 412                 }
 413
 414                 new Ajax.Request("backend.php", {
 415                         parameters: query,
 416                         onComplete: function(transport) {
 417                                 article_callback2(transport, id);
 418                         } });
 419
 420                 return false;
 421
 422         } catch (e) {
 423                 exception_error("view", e);
 424         }
 425 }
 426
 427 function toggleMark(id, client_only) {
 428         try {
 429                 var query = "?op=rpc&id=" + id + "&method=mark";
 430
 431                 var img = $("FMPIC-" + id);
 432
 433                 if (!img) return;
 434
 435                 if (img.src.match("mark_unset")) {
 436                         img.src = img.src.replace("mark_unset", "mark_set");
 437                         img.alt = __("Unstar article");
 438                         query = query + "&mark=1";
 439
 440                 } else {
 441                         img.src = img.src.replace("mark_set", "mark_unset");
 442                         img.alt = __("Star article");
 443                         query = query + "&mark=0";
 444                 }
 445
 446                 if (!client_only) {
 447                         new Ajax.Request("backend.php", {
 448                                 parameters: query,
 449                                 onComplete: function(transport) {
 450                                         handle_rpc_json(transport);
 451                                 } });
 452                 }
 453
 454         } catch (e) {
 455                 exception_error("toggleMark", e);
 456         }
 457 }
 458
 459 function togglePub(id, client_only, no_effects, note) {
 460         try {
 461                 var query = "?op=rpc&id=" + id + "&method=publ";
 462
 463                 if (note != undefined) {
 464                         query = query + "&note=" + param_escape(note);
 465                 } else {
 466                         query = query + "&note=undefined";
 467                 }
 468
 469                 var img = $("FPPIC-" + id);
 470
 471                 if (!img) return;
 472
 473                 if (img.src.match("pub_unset") || note != undefined) {
 474                         img.src = img.src.replace("pub_unset", "pub_set");
 475                         img.alt = __("Unpublish article");
 476                         query = query + "&pub=1";
 477
 478                 } else {
 479                         img.src = img.src.replace("pub_set", "pub_unset");
 480                         img.alt = __("Publish article");
 481
 482                         query = query + "&pub=0";
 483                 }
 484
 485                 if (!client_only) {
 486                         new Ajax.Request("backend.php", {
 487                                 parameters: query,
 488                                 onComplete: function(transport) {
 489                                         handle_rpc_json(transport);
 490                                 } });
 491                 }
 492
 493         } catch (e) {
 494                 exception_error("togglePub", e);
 495         }
 496 }
 497
 498 function moveToPost(mode, noscroll) {
 499
 500         try {
 501
 502                 var rows = getVisibleArticleIds();
 503
 504                 var prev_id = false;
 505                 var next_id = false;
 506
 507                 if (!$('RROW-' + getActiveArticleId())) {
 508                         setActiveArticleId(0);
 509                 }
 510
 511                 if (!getActiveArticleId()) {
 512                         next_id = rows[0];
 513                         prev_id = rows[rows.length-1]
 514                 } else {
 515                         for (var i = 0; i < rows.length; i++) {
 516                                 if (rows[i] == getActiveArticleId()) {
 517
 518                                         // Account for adjacent identical article ids.
 519                                         if (i > 0) prev_id = rows[i-1];
 520
 521                                         for (var j = i+1; j < rows.length; j++) {
 522                                                 if (rows[j] != getActiveArticleId()) {
 523                                                         next_id = rows[j];
 524                                                         break;
 525                                                 }
 526                                         }
 527                                         break;
 528                                 }
 529                         }
 530                 }
 531
 532                 if (mode == "next") {
 533                         if (next_id || getActiveArticleId()) {
 534                                 if (isCdmMode()) {
 535
 536                                         var article = $("RROW-" + getActiveArticleId());
 537                                         var ctr = $("headlines-frame");
 538
 539                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 540                                                         ctr.scrollTop + ctr.offsetHeight) {
 541
 542                                                 scrollArticle(ctr.offsetHeight/4);
 543
 544                                         } else if (next_id) {
 545                                                 cdmExpandArticle(next_id);
 546                                                 cdmScrollToArticleId(next_id, true);
 547                                         }
 548
 549                                 } else if (next_id) {
 550                                         correctHeadlinesOffset(next_id);
 551                                         view(next_id, getActiveFeedId());
 552                                 }
 553                         }
 554                 }
 555
 556                 if (mode == "prev") {
 557                         if (prev_id || getActiveArticleId()) {
 558                                 if (isCdmMode()) {
 559
 560                                         var article = $("RROW-" + getActiveArticleId());
 561                                         var prev_article = $("RROW-" + prev_id);
 562                                         var ctr = $("headlines-frame");
 563
 564                                         if (!getInitParam("cdm_expanded")) {
 565
 566                                                 if (!noscroll && article.offsetTop < ctr.scrollTop) {
 567                                                         scrollArticle(-ctr.offsetHeight/4);
 568                                                 } else {
 569                                                         cdmExpandArticle(prev_id);
 570                                                         cdmScrollToArticleId(prev_id, true);
 571                                                 }
 572                                         } else {
 573
 574                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 575                                                         scrollArticle(-ctr.offsetHeight/3);
 576                                                 } else if (!noscroll && prev_article &&
 577                                                                 prev_article.offsetTop < ctr.scrollTop) {
 578                                                         cdmExpandArticle(prev_id);
 579                                                         scrollArticle(-ctr.offsetHeight/4);
 580                                                 } else if (prev_id) {
 581                                                         cdmExpandArticle(prev_id);
 582                                                         cdmScrollToArticleId(prev_id, noscroll);
 583                                                 }
 584                                         }
 585
 586                                 } else if (prev_id) {
 587                                         correctHeadlinesOffset(prev_id);
 588                                         view(prev_id, getActiveFeedId());
 589                                 }
 590                         }
 591                 }
 592
 593         } catch (e) {
 594                 exception_error("moveToPost", e);
 595         }
 596 }
 597
 598 function toggleSelected(id, force_on) {
 599         try {
 600
 601                 var cb = dijit.byId("RCHK-" + id);
 602                 var row = $("RROW-" + id);
 603
 604                 if (row) {
 605                         if (row.hasClassName('Selected') && !force_on) {
 606                                 row.removeClassName('Selected');
 607                                 if (cb) cb.attr("checked", false);
 608                         } else {
 609                                 row.addClassName('Selected');
 610                                 if (cb) cb.attr("checked", true);
 611                         }
 612                 }
 613         } catch (e) {
 614                 exception_error("toggleSelected", e);
 615         }
 616 }
 617
 618 function toggleUnread_afh(effect) {
 619         try {
 620
 621                 var elem = effect.element;
 622                 elem.style.backgroundColor = "";
 623
 624         } catch (e) {
 625                 exception_error("toggleUnread_afh", e);
 626         }
 627 }
 628
 629 function toggleUnread(id, cmode, effect) {
 630         try {
 631
 632                 var row = $("RROW-" + id);
 633                 if (row) {
 634                         if (cmode == undefined || cmode == 2) {
 635                                 if (row.hasClassName("Unread")) {
 636                                         row.removeClassName("Unread");
 637
 638                                 } else {
 639                                         row.addClassName("Unread");
 640                                 }
 641
 642                         } else if (cmode == 0) {
 643
 644                                 row.removeClassName("Unread");
 645
 646                         } else if (cmode == 1) {
 647                                 row.addClassName("Unread");
 648                         }
 649
 650                         if (cmode == undefined) cmode = 2;
 651
 652                         var query = "?op=rpc&method=catchupSelected" +
 653                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 654
 655 //                      notify_progress("Loading, please wait...");
 656
 657                         new Ajax.Request("backend.php", {
 658                                 parameters: query,
 659                                 onComplete: function(transport) {
 660                                         handle_rpc_json(transport);
 661                                 } });
 662
 663                 }
 664
 665         } catch (e) {
 666                 exception_error("toggleUnread", e);
 667         }
 668 }
 669
 670 function selectionRemoveLabel(id, ids) {
 671         try {
 672
 673                 if (!ids) ids = getSelectedArticleIds2();
 674
 675                 if (ids.length == 0) {
 676                         alert(__("No articles are selected."));
 677                         return;
 678                 }
 679
 680                 var query = "?op=rpc&method=removeFromLabel&ids=" +
 681                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 682
 683                 console.log(query);
 684
 685                 new Ajax.Request("backend.php", {
 686                         parameters: query,
 687                         onComplete: function(transport) {
 688                                 handle_rpc_json(transport);
 689                                 show_labels_in_headlines(transport);
 690                         } });
 691
 692         } catch (e) {
 693                 exception_error("selectionAssignLabel", e);
 694
 695         }
 696 }
 697
 698 function selectionAssignLabel(id, ids) {
 699         try {
 700
 701                 if (!ids) ids = getSelectedArticleIds2();
 702
 703                 if (ids.length == 0) {
 704                         alert(__("No articles are selected."));
 705                         return;
 706                 }
 707
 708                 var query = "?op=rpc&method=assignToLabel&ids=" +
 709                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 710
 711                 console.log(query);
 712
 713                 new Ajax.Request("backend.php", {
 714                         parameters: query,
 715                         onComplete: function(transport) {
 716                                 handle_rpc_json(transport);
 717                                 show_labels_in_headlines(transport);
 718                         } });
 719
 720         } catch (e) {
 721                 exception_error("selectionAssignLabel", e);
 722
 723         }
 724 }
 725
 726 function selectionToggleUnread(set_state, callback, no_error) {
 727         try {
 728                 var rows = getSelectedArticleIds2();
 729
 730                 if (rows.length == 0 && !no_error) {
 731                         alert(__("No articles are selected."));
 732                         return;
 733                 }
 734
 735                 for (var i = 0; i < rows.length; i++) {
 736                         var row = $("RROW-" + rows[i]);
 737                         if (row) {
 738                                 if (set_state == undefined) {
 739                                         if (row.hasClassName("Unread")) {
 740                                                 row.removeClassName("Unread");
 741                                         } else {
 742                                                 row.addClassName("Unread");
 743                                         }
 744                                 }
 745
 746                                 if (set_state == false) {
 747                                         row.removeClassName("Unread");
 748                                 }
 749
 750                                 if (set_state == true) {
 751                                         row.addClassName("Unread");
 752                                 }
 753                         }
 754                 }
 755
 756                 if (rows.length > 0) {
 757
 758                         var cmode = "";
 759
 760                         if (set_state == undefined) {
 761                                 cmode = "2";
 762                         } else if (set_state == true) {
 763                                 cmode = "1";
 764                         } else if (set_state == false) {
 765                                 cmode = "0";
 766                         }
 767
 768                         var query = "?op=rpc&method=catchupSelected" +
 769                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 770
 771                         notify_progress("Loading, please wait...");
 772
 773                         new Ajax.Request("backend.php", {
 774                                 parameters: query,
 775                                 onComplete: function(transport) {
 776                                         handle_rpc_json(transport);
 777                                         if (callback) callback(transport);
 778                                 } });
 779
 780                 }
 781
 782         } catch (e) {
 783                 exception_error("selectionToggleUnread", e);
 784         }
 785 }
 786
 787 function selectionToggleMarked() {
 788         try {
 789
 790                 var rows = getSelectedArticleIds2();
 791
 792                 if (rows.length == 0) {
 793                         alert(__("No articles are selected."));
 794                         return;
 795                 }
 796
 797                 for (var i = 0; i < rows.length; i++) {
 798                         toggleMark(rows[i], true, true);
 799                 }
 800
 801                 if (rows.length > 0) {
 802
 803                         var query = "?op=rpc&method=markSelected&ids=" +
 804                                 param_escape(rows.toString()) + "&cmode=2";
 805
 806                         new Ajax.Request("backend.php", {
 807                                 parameters: query,
 808                                 onComplete: function(transport) {
 809                                         handle_rpc_json(transport);
 810                                 } });
 811
 812                 }
 813
 814         } catch (e) {
 815                 exception_error("selectionToggleMarked", e);
 816         }
 817 }
 818
 819 function selectionTogglePublished() {
 820         try {
 821
 822                 var rows = getSelectedArticleIds2();
 823
 824                 if (rows.length == 0) {
 825                         alert(__("No articles are selected."));
 826                         return;
 827                 }
 828
 829                 for (var i = 0; i < rows.length; i++) {
 830                         togglePub(rows[i], true, true);
 831                 }
 832
 833                 if (rows.length > 0) {
 834
 835                         var query = "?op=rpc&method=publishSelected&ids=" +
 836                                 param_escape(rows.toString()) + "&cmode=2";
 837
 838                         new Ajax.Request("backend.php", {
 839                                 parameters: query,
 840                                 onComplete: function(transport) {
 841                                         handle_rpc_json(transport);
 842                                 } });
 843
 844                 }
 845
 846         } catch (e) {
 847                 exception_error("selectionToggleMarked", e);
 848         }
 849 }
 850
 851 function getSelectedArticleIds2() {
 852
 853         var rv = [];
 854
 855         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 856                 function(child) {
 857                         rv.push(child.id.replace("RROW-", ""));
 858                 });
 859
 860         return rv;
 861 }
 862
 863 function getLoadedArticleIds() {
 864         var rv = [];
 865
 866         var children = $$("#headlines-frame > div[id*=RROW-]");
 867
 868         children.each(function(child) {
 869                         rv.push(child.id.replace("RROW-", ""));
 870                 });
 871
 872         return rv;
 873
 874 }
 875
 876 // mode = all,none,unread,invert,marked,published
 877 function selectArticles(mode) {
 878         try {
 879
 880                 var children = $$("#headlines-frame > div[id*=RROW]");
 881
 882                 children.each(function(child) {
 883                         var id = child.id.replace("RROW-", "");
 884                         var cb = dijit.byId("RCHK-" + id);
 885
 886                         if (mode == "all") {
 887                                 child.addClassName("Selected");
 888                                 if (cb) cb.attr("checked", true);
 889                         } else if (mode == "unread") {
 890                                 if (child.hasClassName("Unread")) {
 891                                         child.addClassName("Selected");
 892                                         if (cb) cb.attr("checked", true);
 893                                 } else {
 894                                         child.removeClassName("Selected");
 895                                         if (cb) cb.attr("checked", false);
 896                                 }
 897                         } else if (mode == "marked") {
 898                                 var img = $("FMPIC-" + child.id.replace("RROW-", ""));
 899
 900                                 if (img && img.src.match("mark_set")) {
 901                                         child.addClassName("Selected");
 902                                         if (cb) cb.attr("checked", true);
 903                                 } else {
 904                                         child.removeClassName("Selected");
 905                                         if (cb) cb.attr("checked", false);
 906                                 }
 907                         } else if (mode == "published") {
 908                                 var img = $("FPPIC-" + child.id.replace("RROW-", ""));
 909
 910                                 if (img && img.src.match("pub_set")) {
 911                                         child.addClassName("Selected");
 912                                         if (cb) cb.attr("checked", true);
 913                                 } else {
 914                                         child.removeClassName("Selected");
 915                                         if (cb) cb.attr("checked", false);
 916                                 }
 917
 918                         } else if (mode == "invert") {
 919                                 if (child.hasClassName("Selected")) {
 920                                         child.removeClassName("Selected");
 921                                         if (cb) cb.attr("checked", false);
 922                                 } else {
 923                                         child.addClassName("Selected");
 924                                         if (cb) cb.attr("checked", true);
 925                                 }
 926
 927                         } else {
 928                                 child.removeClassName("Selected");
 929                                 if (cb) cb.attr("checked", false);
 930                         }
 931                 });
 932
 933         } catch (e) {
 934                 exception_error("selectArticles", e);
 935         }
 936 }
 937
 938 function catchupPage() {
 939
 940         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 941
 942         var str = __("Mark all visible articles in %s as read?");
 943
 944         str = str.replace("%s", fn);
 945
 946         if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 947                 return;
 948         }
 949
 950         selectArticles('all');
 951         selectionToggleUnread(false, 'viewCurrentFeed()', true);
 952         selectArticles('none');
 953 }
 954
 955 function deleteSelection() {
 956
 957         try {
 958
 959                 var rows = getSelectedArticleIds2();
 960
 961                 if (rows.length == 0) {
 962                         alert(__("No articles are selected."));
 963                         return;
 964                 }
 965
 966                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 967                 var str;
 968
 969                 if (getActiveFeedId() != 0) {
 970                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
 971                 } else {
 972                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
 973                 }
 974
 975                 str = str.replace("%d", rows.length);
 976                 str = str.replace("%s", fn);
 977
 978                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 979                         return;
 980                 }
 981
 982                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
 983
 984                 console.log(query);
 985
 986                 new Ajax.Request("backend.php", {
 987                         parameters: query,
 988                         onComplete: function(transport) {
 989                                         handle_rpc_json(transport);
 990                                         viewCurrentFeed();
 991                                 } });
 992
 993         } catch (e) {
 994                 exception_error("deleteSelection", e);
 995         }
 996 }
 997
 998 function archiveSelection() {
 999
1000         try {
1001
1002                 var rows = getSelectedArticleIds2();
1003
1004                 if (rows.length == 0) {
1005                         alert(__("No articles are selected."));
1006                         return;
1007                 }
1008
1009                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1010                 var str;
1011                 var op;
1012
1013                 if (getActiveFeedId() != 0) {
1014                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1015                         op = "archive";
1016                 } else {
1017                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1018                         op = "unarchive";
1019                 }
1020
1021                 str = str.replace("%d", rows.length);
1022                 str = str.replace("%s", fn);
1023
1024                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1025                         return;
1026                 }
1027
1028                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1029
1030                 console.log(query);
1031
1032                 for (var i = 0; i < rows.length; i++) {
1033                         cache_delete("article:" + rows[i]);
1034                 }
1035
1036                 new Ajax.Request("backend.php", {
1037                         parameters: query,
1038                         onComplete: function(transport) {
1039                                         handle_rpc_json(transport);
1040                                         viewCurrentFeed();
1041                                 } });
1042
1043         } catch (e) {
1044                 exception_error("archiveSelection", e);
1045         }
1046 }
1047
1048 function catchupSelection() {
1049
1050         try {
1051
1052                 var rows = getSelectedArticleIds2();
1053
1054                 if (rows.length == 0) {
1055                         alert(__("No articles are selected."));
1056                         return;
1057                 }
1058
1059                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1060
1061                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1062
1063                 str = str.replace("%d", rows.length);
1064                 str = str.replace("%s", fn);
1065
1066                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1067                         return;
1068                 }
1069
1070                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1071
1072         } catch (e) {
1073                 exception_error("catchupSelection", e);
1074         }
1075 }
1076
1077 function editArticleTags(id) {
1078                 var query = "backend.php?op=dlg&method=editArticleTags&param=" + param_escape(id);
1079
1080                 if (dijit.byId("editTagsDlg"))
1081                         dijit.byId("editTagsDlg").destroyRecursive();
1082
1083                 dialog = new dijit.Dialog({
1084                         id: "editTagsDlg",
1085                         title: __("Edit article Tags"),
1086                         style: "width: 600px",
1087                         execute: function() {
1088                                 if (this.validate()) {
1089                                         var query = dojo.objectToQuery(this.attr('value'));
1090
1091                                         notify_progress("Saving article tags...", true);
1092
1093                                         new Ajax.Request("backend.php", {
1094                                         parameters: query,
1095                                         onComplete: function(transport) {
1096                                                 notify('');
1097                                                 dialog.hide();
1098
1099                                                 var data = JSON.parse(transport.responseText);
1100
1101                                                 if (data) {
1102                                                         var tags_str = article.tags;
1103                                                         var id = tags_str.id;
1104
1105                                                         var tags = $("ATSTR-" + id);
1106                                                         var tooltip = dijit.byId("ATSTRTIP-" + id);
1107
1108                                                         if (tags) tags.innerHTML = tags_str.content;
1109                                                         if (tooltip) tooltip.attr('label', tags_str.content_full);
1110
1111                                                         cache_delete("article:" + id);
1112                                                 }
1113
1114                                         }});
1115                                 }
1116                         },
1117                         href: query,
1118                 });
1119
1120                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1121                 dojo.disconnect(tmph);
1122
1123                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1124                            "backend.php?op=rpc&method=completeTags",
1125                            { tokens: ',', paramName: "search" });
1126                 });
1127
1128                 dialog.show();
1129
1130 }
1131
1132 function cdmScrollToArticleId(id, force) {
1133         try {
1134                 var ctr = $("headlines-frame");
1135                 var e = $("RROW-" + id);
1136
1137                 if (!e || !ctr) return;
1138
1139                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1140                                 e.offsetTop < ctr.scrollTop) {
1141
1142                         // expanded cdm has a 4px margin now
1143                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1144                 }
1145
1146         } catch (e) {
1147                 exception_error("cdmScrollToArticleId", e);
1148         }
1149 }
1150
1151 function setActiveArticleId(id) {
1152         _active_article_id = id;
1153 }
1154
1155 function getActiveArticleId() {
1156         return _active_article_id;
1157 }
1158
1159 function postMouseIn(e, id) {
1160         post_under_pointer = id;
1161
1162         if (_post_preview_timeout) window.clearTimeout(_post_preview_timeout);
1163
1164         if (!isCdmMode() || !getInitParam("cdm_expanded")) {
1165                 _post_preview_timeout = window.setTimeout(function() {
1166                         displaySmallArticlePreview(e, id);
1167                 }, 1000);
1168         }
1169 }
1170
1171 function displaySmallArticlePreview(e, id) {
1172         try {
1173                 var query = "?op=rpc&method=cdmarticlepreview&id=" + id;
1174
1175                 new Ajax.Request("backend.php", {
1176                         parameters: query,
1177                         onComplete: function(transport) {
1178                                 cexc = $("CEXC-" + id);
1179                                 preview = $("small_article_preview");
1180                                 row = $("RROW-" + id);
1181                                 ctr = $("headlines-frame");
1182
1183                                 if (id != getActiveArticleId() && (!isCdmMode() || (cexc && Element.visible(cexc))) && row && preview) {
1184                                         preview.innerHTML = transport.responseText;
1185                                         new Effect.Appear(preview, {duration:0.2});
1186
1187                                         preview.setStyle({
1188                                                 left: (e.clientX + 20) + 'px',
1189                                                 top: (row.offsetTop + row.offsetHeight*2 + 20 - ctr.scrollTop) + 'px' });
1190
1191                                 }
1192
1193                         } });
1194
1195
1196         } catch (e) {
1197                 exception_error("displaySmallArticlePreview", e);
1198         }
1199 }
1200
1201 function postMouseOut(id) {
1202         post_under_pointer = false;
1203
1204         if (_post_preview_timeout) window.clearTimeout(_post_preview_timeout);
1205
1206         if (Element.visible("small_article_preview"))
1207                 Element.hide("small_article_preview");
1208 }
1209
1210 function unpackVisibleHeadlines() {
1211         try {
1212
1213                 if (!isCdmMode()) return;
1214
1215                 $$("#headlines-frame > div[id*=RROW]").each(
1216                         function(child) {
1217                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1218                                         $("headlines-frame").offsetHeight) {
1219
1220                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1221
1222                                         if (cencw) {
1223                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1224                                                 cencw.setAttribute('id', '');
1225                                                 Element.show(cencw);
1226                                         }
1227                                 }
1228                         }
1229                 );
1230
1231
1232         } catch (e) {
1233                 exception_error("unpackVisibleHeadlines", e);
1234         }
1235 }
1236
1237 function headlines_scroll_handler(e) {
1238         try {
1239                 var hsp = $("headlines-spacer");
1240
1241                 unpackVisibleHeadlines();
1242
1243                 if (!_infscroll_disable) {
1244                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1245                                         (e.scrollHeight != 0 &&
1246                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1247
1248                                 if (hsp)
1249                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1250                                                 __("Loading, please wait...");
1251
1252                                 loadMoreHeadlines();
1253                                 return;
1254
1255                         }
1256                 } else {
1257                         if (hsp) hsp.innerHTML = "";
1258                 }
1259
1260                 if (getInitParam("cdm_auto_catchup") == 1) {
1261
1262                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1263                                 function(child) {
1264                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1265                                                         (child.offsetTop + child.offsetHeight/2)) {
1266
1267                                                 var id = child.id.replace("RROW-", "");
1268
1269                                                 if (catchup_id_batch.indexOf(id) == -1)
1270                                                         catchup_id_batch.push(id);
1271
1272                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1273                                         }
1274                                 });
1275
1276                         if (catchup_id_batch.length > 0) {
1277                                 window.clearTimeout(catchup_timeout_id);
1278
1279                                 if (!_infscroll_request_sent) {
1280                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1281                                                 500);
1282                                 }
1283                         }
1284                 }
1285
1286         } catch (e) {
1287                 console.warn("headlines_scroll_handler: " + e);
1288         }
1289 }
1290
1291 function catchupBatchedArticles() {
1292         try {
1293                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1294
1295                         // make a copy of the array
1296                         var batch = catchup_id_batch.slice();
1297                         var query = "?op=rpc&method=catchupSelected" +
1298                                 "&cmode=0&ids=" + param_escape(batch.toString());
1299
1300                         console.log(query);
1301
1302                         new Ajax.Request("backend.php", {
1303                                 parameters: query,
1304                                 onComplete: function(transport) {
1305                                         handle_rpc_json(transport);
1306
1307                                         batch.each(function(id) {
1308                                                 var elem = $("RROW-" + id);
1309                                                 if (elem) elem.removeClassName("Unread");
1310                                                 catchup_id_batch.remove(id);
1311                                         });
1312
1313                                 } });
1314                 }
1315
1316         } catch (e) {
1317                 exception_error("catchupBatchedArticles", e);
1318         }
1319 }
1320
1321 function catchupRelativeToArticle(below, id) {
1322
1323         try {
1324
1325                 if (!id) id = getActiveArticleId();
1326
1327                 if (!id) {
1328                         alert(__("No article is selected."));
1329                         return;
1330                 }
1331
1332                 var visible_ids = getVisibleArticleIds();
1333
1334                 var ids_to_mark = new Array();
1335
1336                 if (!below) {
1337                         for (var i = 0; i < visible_ids.length; i++) {
1338                                 if (visible_ids[i] != id) {
1339                                         var e = $("RROW-" + visible_ids[i]);
1340
1341                                         if (e && e.hasClassName("Unread")) {
1342                                                 ids_to_mark.push(visible_ids[i]);
1343                                         }
1344                                 } else {
1345                                         break;
1346                                 }
1347                         }
1348                 } else {
1349                         for (var i = visible_ids.length-1; i >= 0; i--) {
1350                                 if (visible_ids[i] != id) {
1351                                         var e = $("RROW-" + visible_ids[i]);
1352
1353                                         if (e && e.hasClassName("Unread")) {
1354                                                 ids_to_mark.push(visible_ids[i]);
1355                                         }
1356                                 } else {
1357                                         break;
1358                                 }
1359                         }
1360                 }
1361
1362                 if (ids_to_mark.length == 0) {
1363                         alert(__("No articles found to mark"));
1364                 } else {
1365                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1366
1367                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1368
1369                                 for (var i = 0; i < ids_to_mark.length; i++) {
1370                                         var e = $("RROW-" + ids_to_mark[i]);
1371                                         e.removeClassName("Unread");
1372                                 }
1373
1374                                 var query = "?op=rpc&method=catchupSelected" +
1375                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1376
1377                                 new Ajax.Request("backend.php", {
1378                                         parameters: query,
1379                                         onComplete: function(transport) {
1380                                                 handle_rpc_json(transport);
1381                                         } });
1382
1383                         }
1384                 }
1385
1386         } catch (e) {
1387                 exception_error("catchupRelativeToArticle", e);
1388         }
1389 }
1390
1391 function cdmCollapseArticle(event, id) {
1392         try {
1393                 var row = $("RROW-" + id);
1394                 var elem = $("CICD-" + id);
1395
1396                 if (elem && row) {
1397                         var collapse = $$("div#RROW-" + id +
1398                                 " span[class='collapseBtn']")[0];
1399
1400                         Element.hide(elem);
1401                         Element.show("CEXC-" + id);
1402                         Element.hide(collapse);
1403                         row.removeClassName("active");
1404
1405                         markHeadline(id, false);
1406
1407                         if (id == getActiveArticleId()) {
1408                                 setActiveArticleId(0);
1409                         }
1410
1411                         if (event) Event.stop(event);
1412                 }
1413
1414         } catch (e) {
1415                 exception_error("cdmCollapseArticle", e);
1416         }
1417 }
1418
1419 function cdmExpandArticle(id) {
1420         try {
1421                 console.log("cdmExpandArticle " + id);
1422
1423                 if (!$("RROW-" + id)) return false;
1424
1425                 var oldrow = $("RROW-" + getActiveArticleId());
1426
1427                 var elem = $("CICD-" + getActiveArticleId());
1428
1429                 if (id == getActiveArticleId() && Element.visible(elem))
1430                         return true;
1431
1432                 selectArticles("none");
1433
1434                 var old_offset = $("RROW-" + id).offsetTop;
1435
1436                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1437                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1438                                 " span[class='collapseBtn']")[0];
1439
1440                         Element.hide(elem);
1441                         Element.show("CEXC-" + getActiveArticleId());
1442                         Element.hide(collapse);
1443                 }
1444
1445                 if (oldrow) oldrow.removeClassName("active");
1446
1447                 setActiveArticleId(id);
1448
1449                 elem = $("CICD-" + id);
1450
1451                 var collapse = $$("div#RROW-" + id +
1452                                 " span[class='collapseBtn']")[0];
1453
1454                 var cencw = $("CENCW-" + id);
1455
1456                 if (!Element.visible(elem)) {
1457                         if (cencw) {
1458                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1459                                 cencw.setAttribute('id', '');
1460                                 Element.show(cencw);
1461                         }
1462
1463                         Element.show(elem);
1464                         Element.hide("CEXC-" + id);
1465                         Element.show(collapse);
1466                 }
1467
1468                 var new_offset = $("RROW-" + id).offsetTop;
1469
1470                 if (old_offset > new_offset)
1471                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1472
1473                 toggleUnread(id, 0, true);
1474                 toggleSelected(id);
1475                 $("RROW-" + id).addClassName("active");
1476
1477         } catch (e) {
1478                 exception_error("cdmExpandArticle", e);
1479         }
1480
1481         return false;
1482 }
1483
1484 function fixHeadlinesOrder(ids) {
1485         try {
1486                 for (var i = 0; i < ids.length; i++) {
1487                         var e = $("RROW-" + ids[i]);
1488
1489                         if (e) {
1490                                 if (i % 2 == 0) {
1491                                         e.removeClassName("even");
1492                                         e.addClassName("odd");
1493                                 } else {
1494                                         e.removeClassName("odd");
1495                                         e.addClassName("even");
1496                                 }
1497                         }
1498                 }
1499         } catch (e) {
1500                 exception_error("fixHeadlinesOrder", e);
1501         }
1502 }
1503
1504 function getArticleUnderPointer() {
1505         return post_under_pointer;
1506 }
1507
1508 function scrollArticle(offset) {
1509         try {
1510                 if (!isCdmMode()) {
1511                         var ci = $("content-insert");
1512                         if (ci) {
1513                                 ci.scrollTop += offset;
1514                         }
1515                 } else {
1516                         var hi = $("headlines-frame");
1517                         if (hi) {
1518                                 hi.scrollTop += offset;
1519                         }
1520
1521                 }
1522         } catch (e) {
1523                 exception_error("scrollArticle", e);
1524         }
1525 }
1526
1527 function show_labels_in_headlines(transport) {
1528         try {
1529                 var data = JSON.parse(transport.responseText);
1530
1531                 if (data) {
1532                         data['info-for-headlines'].each(function(elem) {
1533                                 var ctr = $("HLLCTR-" + elem.id);
1534
1535                                 if (ctr) ctr.innerHTML = elem.labels;
1536                         });
1537                 }
1538         } catch (e) {
1539                 exception_error("show_labels_in_headlines", e);
1540         }
1541 }
1542
1543 function dismissArticle(id) {
1544         try {
1545                 var elem = $("RROW-" + id);
1546
1547                 toggleUnread(id, 0, true);
1548
1549                 new Effect.Fade(elem, {duration : 0.5});
1550
1551                 if (id == getActiveArticleId()) {
1552                         setActiveArticleId(0);
1553                 }
1554
1555         } catch (e) {
1556                 exception_error("dismissArticle", e);
1557         }
1558 }
1559
1560 function dismissSelectedArticles() {
1561         try {
1562
1563                 var ids = getVisibleArticleIds();
1564                 var tmp = [];
1565                 var sel = [];
1566
1567                 for (var i = 0; i < ids.length; i++) {
1568                         var elem = $("RROW-" + ids[i]);
1569
1570                         if (elem.className && elem.hasClassName("Selected") &&
1571                                         ids[i] != getActiveArticleId()) {
1572                                 new Effect.Fade(elem, {duration : 0.5});
1573                                 sel.push(ids[i]);
1574                         } else {
1575                                 tmp.push(ids[i]);
1576                         }
1577                 }
1578
1579                 if (sel.length > 0)
1580                         selectionToggleUnread(false);
1581
1582                 fixHeadlinesOrder(tmp);
1583
1584         } catch (e) {
1585                 exception_error("dismissSelectedArticles", e);
1586         }
1587 }
1588
1589 function dismissReadArticles() {
1590         try {
1591
1592                 var ids = getVisibleArticleIds();
1593                 var tmp = [];
1594
1595                 for (var i = 0; i < ids.length; i++) {
1596                         var elem = $("RROW-" + ids[i]);
1597
1598                         if (elem.className && !elem.hasClassName("Unread") &&
1599                                         !elem.hasClassName("Selected")) {
1600
1601                                 new Effect.Fade(elem, {duration : 0.5});
1602                         } else {
1603                                 tmp.push(ids[i]);
1604                         }
1605                 }
1606
1607                 fixHeadlinesOrder(tmp);
1608
1609         } catch (e) {
1610                 exception_error("dismissSelectedArticles", e);
1611         }
1612 }
1613
1614 function getVisibleArticleIds() {
1615         var ids = [];
1616
1617         try {
1618
1619                 getLoadedArticleIds().each(function(id) {
1620                         var elem = $("RROW-" + id);
1621                         if (elem && Element.visible(elem))
1622                                 ids.push(id);
1623                         });
1624
1625         } catch (e) {
1626                 exception_error("getVisibleArticleIds", e);
1627         }
1628
1629         return ids;
1630 }
1631
1632 function cdmClicked(event, id) {
1633         try {
1634                 //var shift_key = event.shiftKey;
1635
1636                 if (!event.ctrlKey) {
1637
1638                         if (!getInitParam("cdm_expanded")) {
1639                                 return cdmExpandArticle(id);
1640                         } else {
1641
1642                                 var elem = $("RROW-" + getActiveArticleId());
1643
1644                                 if (elem) elem.removeClassName("active");
1645
1646                                 selectArticles("none");
1647                                 toggleSelected(id);
1648
1649                                 var elem = $("RROW-" + id);
1650                                 var article_is_unread = elem.hasClassName("Unread");
1651
1652                                 elem.removeClassName("Unread");
1653                                 elem.addClassName("active");
1654
1655                                 setActiveArticleId(id);
1656
1657                                 if (article_is_unread) {
1658                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1659                                 }
1660
1661                                 var query = "?op=rpc&method=catchupSelected" +
1662                                         "&cmode=0&ids=" + param_escape(id);
1663
1664                                 new Ajax.Request("backend.php", {
1665                                         parameters: query,
1666                                         onComplete: function(transport) {
1667                                                 handle_rpc_json(transport);
1668                                         } });
1669
1670                                 return !event.shiftKey;
1671                         }
1672
1673                 } else {
1674                         toggleSelected(id, true);
1675
1676                         var elem = $("RROW-" + id);
1677                         var article_is_unread = elem.hasClassName("Unread");
1678
1679                         if (article_is_unread) {
1680                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1681                         }
1682
1683                         toggleUnread(id, 0, false);
1684
1685                         openArticleInNewWindow(id);
1686                 }
1687
1688                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1689                 request_counters(unread_in_buffer == 0);
1690
1691         } catch (e) {
1692                 exception_error("cdmClicked");
1693         }
1694
1695         return false;
1696 }
1697
1698 function hlClicked(event, id) {
1699         try {
1700                 if (event.which == 2) {
1701                         view(id);
1702                         return true;
1703                 } else if (event.ctrlKey) {
1704                         toggleSelected(id, true);
1705                         toggleUnread(id, 0, false);
1706                         openArticleInNewWindow(id);
1707                         return false;
1708                 } else {
1709                         view(id);
1710                         return false;
1711                 }
1712
1713         } catch (e) {
1714                 exception_error("hlClicked");
1715         }
1716 }
1717
1718 function getFirstVisibleHeadlineId() {
1719         var rows = getVisibleArticleIds();
1720         return rows[0];
1721
1722 }
1723
1724 function getLastVisibleHeadlineId() {
1725         var rows = getVisibleArticleIds();
1726         return rows[rows.length-1];
1727 }
1728
1729 function openArticleInNewWindow(id) {
1730         toggleUnread(id, 0, false);
1731         window.open("backend.php?op=article&method=redirect&id=" + id);
1732 }
1733
1734 function isCdmMode() {
1735         return getInitParam("combined_display_mode");
1736 }
1737
1738 function markHeadline(id, marked) {
1739         if (marked == undefined) marked = true;
1740
1741         var row = $("RROW-" + id);
1742         if (row) {
1743                 var check = dijit.byId("RCHK-" + id);
1744
1745                 if (check) {
1746                         check.attr("checked", marked);
1747                 }
1748
1749                 if (marked)
1750                         row.addClassName("Selected");
1751                 else
1752                         row.removeClassName("Selected");
1753         }
1754 }
1755
1756 function getRelativePostIds(id, limit) {
1757
1758         var tmp = [];
1759
1760         try {
1761
1762                 if (!limit) limit = 6; //3
1763
1764                 var ids = getVisibleArticleIds();
1765
1766                 for (var i = 0; i < ids.length; i++) {
1767                         if (ids[i] == id) {
1768                                 for (var k = 1; k <= limit; k++) {
1769                                         //if (i > k-1) tmp.push(ids[i-k]);
1770                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1771                                 }
1772                                 break;
1773                         }
1774                 }
1775
1776         } catch (e) {
1777                 exception_error("getRelativePostIds", e);
1778         }
1779
1780         return tmp;
1781 }
1782
1783 function correctHeadlinesOffset(id) {
1784
1785         try {
1786
1787                 var container = $("headlines-frame");
1788                 var row = $("RROW-" + id);
1789
1790                 if (!container || !row) return;
1791
1792                 var viewport = container.offsetHeight;
1793
1794                 var rel_offset_top = row.offsetTop - container.scrollTop;
1795                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1796
1797                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1798                 //console.log("Vport: " + viewport);
1799
1800                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1801                         container.scrollTop = row.offsetTop;
1802                 } else if (rel_offset_bottom > viewport) {
1803
1804                         /* doesn't properly work with Opera in some cases because
1805                                 Opera fucks up element scrolling */
1806
1807                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1808                 }
1809
1810         } catch (e) {
1811                 exception_error("correctHeadlinesOffset", e);
1812         }
1813
1814 }
1815
1816 function headlineActionsChange(elem) {
1817         try {
1818                 eval(elem.value);
1819                 elem.attr('value', 'false');
1820         } catch (e) {
1821                 exception_error("headlineActionsChange", e);
1822         }
1823 }
1824
1825 function closeArticlePanel() {
1826
1827         if (dijit.byId("content-insert"))
1828                 dijit.byId("headlines-wrap-inner").removeChild(
1829                         dijit.byId("content-insert"));
1830 }
1831
1832 function initHeadlinesMenu() {
1833         try {
1834                 if (dijit.byId("headlinesMenu"))
1835                         dijit.byId("headlinesMenu").destroyRecursive();
1836
1837                 var ids = [];
1838
1839                 if (!isCdmMode()) {
1840                         nodes = $$("#headlines-frame > div[id*=RROW]");
1841                 } else {
1842                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1843                 }
1844
1845                 nodes.each(function(node) {
1846                         ids.push(node.id);
1847                 });
1848
1849                 var menu = new dijit.Menu({
1850                         id: "headlinesMenu",
1851                         targetNodeIds: ids,
1852                 });
1853
1854                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1855                         var callerNode = event.target, match = null, tries = 0;
1856
1857                         while (match == null && callerNode && tries <= 3) {
1858                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1859                                 callerNode = callerNode.parentNode;
1860                                 ++tries;
1861                         }
1862
1863                         if (match) this.callerRowId = parseInt(match[1]);
1864
1865                 });
1866
1867 /*              if (!isCdmMode())
1868                         menu.addChild(new dijit.MenuItem({
1869                                 label: __("View article"),
1870                                 onClick: function(event) {
1871                                         view(this.getParent().callerRowId);
1872                                 }})); */
1873
1874                 menu.addChild(new dijit.MenuItem({
1875                         label: __("Open original article"),
1876                         onClick: function(event) {
1877                                 openArticleInNewWindow(this.getParent().callerRowId);
1878                         }}));
1879
1880                 menu.addChild(new dijit.MenuItem({
1881                         label: __("Display article URL"),
1882                         onClick: function(event) {
1883                                 displayArticleUrl(this.getParent().callerRowId);
1884                         }}));
1885
1886                 menu.addChild(new dijit.MenuSeparator());
1887
1888                 menu.addChild(new dijit.MenuItem({
1889                         label: __("Mark above as read"),
1890                         onClick: function(event) {
1891                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1892                                 }}));
1893
1894                 menu.addChild(new dijit.MenuItem({
1895                         label: __("Mark below as read"),
1896                         onClick: function(event) {
1897                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1898                                 }}));
1899
1900
1901                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1902
1903                 if (labels) {
1904
1905                         menu.addChild(new dijit.MenuSeparator());
1906
1907                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1908                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1909
1910                         labels.each(function(label) {
1911                                 var id = label.id[0];
1912                                 var bare_id = id.substr(id.indexOf(":")+1);
1913                                 var name = label.name[0];
1914
1915                                 bare_id = feed_to_label_id(bare_id);
1916
1917                                 labelAddMenu.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                                                 selectionAssignLabel(this.labelId, ids);
1928                                 }}));
1929
1930                                 labelDelMenu.addChild(new dijit.MenuItem({
1931                                         label: name,
1932                                         labelId: bare_id,
1933                                         onClick: function(event) {
1934                                                 var ids = getSelectedArticleIds2();
1935                                                 // cast to string
1936                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1937
1938                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1939
1940                                                 selectionRemoveLabel(this.labelId, ids);
1941                                 }}));
1942
1943                         });
1944
1945                         menu.addChild(new dijit.PopupMenuItem({
1946                                 label: __("Assign label"),
1947                                 popup: labelAddMenu,
1948                         }));
1949
1950                         menu.addChild(new dijit.PopupMenuItem({
1951                                 label: __("Remove label"),
1952                                 popup: labelDelMenu,
1953                         }));
1954
1955                 }
1956
1957                 menu.startup();
1958
1959         } catch (e) {
1960                 exception_error("initHeadlinesMenu", e);
1961         }
1962 }
1963
1964
1965 function player(elem) {
1966         var aid = elem.getAttribute("audio-id");
1967         var status = elem.getAttribute("status");
1968
1969         var audio = $(aid);
1970
1971         if (audio) {
1972                 if (status == 0) {
1973                         audio.play();
1974                         status = 1;
1975                         elem.innerHTML = __("Playing...");
1976                         elem.title = __("Click to pause");
1977                         elem.addClassName("playing");
1978                 } else {
1979                         audio.pause();
1980                         status = 0;
1981                         elem.innerHTML = __("Play");
1982                         elem.title = __("Click to play");
1983                         elem.removeClassName("playing");
1984                 }
1985
1986                 elem.setAttribute("status", status);
1987         } else {
1988                 alert("Your browser doesn't seem to support HTML5 audio.");
1989         }
1990 }
1991
1992 function cache_set(id, obj) {
1993         //console.log("cache_set: " + id);
1994         if (has_storage)
1995                 try {
1996                         sessionStorage[id] = obj;
1997                 } catch (e) {
1998                         sessionStorage.clear();
1999                 }
2000 }
2001
2002 function cache_get(id) {
2003         if (has_storage)
2004                 return sessionStorage[id];
2005 }
2006
2007 function cache_clear() {
2008         if (has_storage)
2009                 sessionStorage.clear();
2010 }
2011
2012 function cache_delete(id) {
2013         if (has_storage)
2014                 sessionStorage.removeItem(id);
2015 }
2016
2017 function cancelSearch() {
2018         try {
2019                 _search_query = "";
2020                 viewCurrentFeed();
2021         } catch (e) {
2022                 exception_error("cancelSearch", e);
2023         }
2024 }
2025
2026 function setSelectionScore() {
2027         try {
2028                 var ids = getSelectedArticleIds2();
2029
2030                 if (ids.length > 0) {
2031                         console.log(ids);
2032
2033                         var score = prompt(__("Please enter new score for selected articles:"), score);
2034
2035                         if (score != undefined) {
2036                                 var query = "op=rpc&method=setScore&id=" + param_escape(ids.toString()) +
2037                                         "&score=" + param_escape(score);
2038
2039                                 new Ajax.Request("backend.php", {
2040                                         parameters: query,
2041                                         onComplete: function(transport) {
2042                                                 var reply = JSON.parse(transport.responseText);
2043                                                 if (reply) {
2044                                                         console.log(ids);
2045
2046                                                         ids.each(function(id) {
2047                                                                 var row = $("RROW-" + id);
2048
2049                                                                 if (row) {
2050                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2051
2052                                                                         if (pic) {
2053                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2054                                                                                         reply["score_pic"]);
2055                                                                                 pic.setAttribute("score", score);
2056                                                                         }
2057                                                                 }
2058                                                         });
2059                                                 }
2060                                         } });
2061                         }
2062
2063                 } else {
2064                         alert(__("No articles are selected."));
2065                 }
2066         } catch (e) {
2067                 exception_error("setSelectionScore", e);
2068         }
2069 }
2070
2071 function changeScore(id, pic) {
2072         try {
2073                 var score = pic.getAttribute("score");
2074
2075                 var new_score = prompt(__("Please enter new score for this article:"), score);
2076
2077                 if (new_score != undefined) {
2078
2079                         var query = "op=rpc&method=setScore&id=" + param_escape(id) +
2080                                 "&score=" + param_escape(new_score);
2081
2082                         new Ajax.Request("backend.php", {
2083                                 parameters: query,
2084                                 onComplete: function(transport) {
2085                                         var reply = JSON.parse(transport.responseText);
2086
2087                                         if (reply) {
2088                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2089                                                 pic.setAttribute("score", new_score);
2090                                         }
2091                                 } });
2092                 }
2093         } catch (e) {
2094                 exception_error("changeScore", e);
2095         }
2096 }
2097
2098 function displayArticleUrl(id) {
2099         try {
2100                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2101
2102                         new Ajax.Request("backend.php", {
2103                                 parameters: query,
2104                                 onComplete: function(transport) {
2105                                         var reply = JSON.parse(transport.responseText);
2106
2107                                         if (reply && reply.link) {
2108                                                 prompt(__("Article URL:"), reply.link);
2109                                         }
2110                                 } });
2111         } catch (e) {
2112                 exception_error("changeScore", e);
2113         }
2114 }
2115
2116 function openSelectedAttachment(elem) {
2117         try {
2118                 var url = elem[elem.selectedIndex].value;
2119
2120                 if (url) {
2121                         window.open(url);
2122                         elem.selectedIndex = 0;
2123                 }
2124
2125         } catch (e) {
2126                 exception_error("openSelectedAttachment", e);
2127         }
2128 }