js/viewfeed.js

   1 var active_post_id = false;
   2
   3 var article_cache = new Array();
   4
   5 var vgroup_last_feed = false;
   6 var post_under_pointer = false;
   7
   8 var last_requested_article = false;
   9
  10 var catchup_id_batch = [];
  11 var catchup_timeout_id = false;
  12 var feed_precache_timeout_id = false;
  13 var precache_idle_timeout_id = false;
  14
  15 var cids_requested = [];
  16 var loaded_article_ids = [];
  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
  51                                 cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], content);
  52                                 return;
  53                         }
  54
  55                         setActiveFeedId(feed_id, is_cat);
  56
  57                         dijit.getEnclosingWidget(
  58                                 document.forms["main_toolbar_form"].update).attr('disabled',
  59                                         is_cat || feed_id <= 0);
  60
  61                         try {
  62                                 if (offset == 0 && infscroll_req == false) {
  63                                         $("headlines-frame").scrollTop = 0;
  64                                 }
  65                         } catch (e) { };
  66
  67                         var headlines_count = reply['headlines-info']['count'];
  68
  69                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  70
  71                         if (parseInt(headlines_count) < getInitParam("default_article_limit")) {
  72                                 _infscroll_disable = 1;
  73                         } else {
  74                                 _infscroll_disable = 0;
  75                         }
  76
  77                         var counters = reply['counters'];
  78                         var articles = reply['articles'];
  79                         //var runtime_info = reply['runtime-info'];
  80
  81                         if (offset == 0 && infscroll_req == false) {
  82                                 loaded_article_ids = [];
  83
  84                                 dijit.byId("headlines-frame").attr('content',
  85                                         reply['headlines']['content']);
  86
  87                                 dijit.byId("headlines-toolbar").attr('content',
  88                                         reply['headlines']['toolbar']);
  89
  90                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  91                                         if (loaded_article_ids.indexOf(row.id) != -1) {
  92                                                 row.parentNode.removeChild(row);
  93                                         } else {
  94                                                 loaded_article_ids.push(row.id);
  95                                         }
  96                                 });
  97
  98                                 if (getInitParam("cdm_auto_catchup") == 1) {
  99                                         var hsp = $("headlines-spacer");
 100                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 101                                         dijit.byId('headlines-frame').domNode.appendChild(hsp);
 102                                 }
 103
 104                                 initHeadlinesMenu();
 105
 106                                 if (_search_query) {
 107                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 108                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 109                                                 "</span>";
 110                                 }
 111
 112                         } else {
 113
 114                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 115                                         console.log("adding some more headlines: " + headlines_count);
 116
 117                                         var c = dijit.byId("headlines-frame");
 118                                         var ids = getSelectedArticleIds2();
 119                                         var new_elems = [];
 120
 121                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 122
 123                                         var hsp = $("headlines-spacer");
 124
 125                                         if (hsp)
 126                                                 c.domNode.removeChild(hsp);
 127
 128                                         $$("#headlines-tmp > div").each(function(row) {
 129                                                 if (row.className == 'cdmFeedTitle') {
 130                                                         row.style.display = 'none';
 131                                                         c.domNode.appendChild(row);
 132                                                         new_elems.push(row);
 133                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 134                                                         row.style.display = 'none';
 135                                                         c.domNode.appendChild(row);
 136                                                         new_elems.push(row);
 137                                                         loaded_article_ids.push(row.id);
 138                                                 } else {
 139                                                         row.parentNode.removeChild(row);
 140                                                 }
 141                                         });
 142
 143                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 144
 145                                         fixHeadlinesOrder(getLoadedArticleIds());
 146
 147                                         if (getInitParam("cdm_auto_catchup") == 1) {
 148                                                 c.domNode.appendChild(hsp);
 149                                         }
 150
 151                                         console.log("added " + new_elems.size() + " headlines");
 152
 153                                         if (new_elems.size() == 0)
 154                                                 _infscroll_disable = true;
 155
 156                                         console.log("restore selected ids: " + ids);
 157
 158                                         for (var i = 0; i < ids.length; i++) {
 159                                                 markHeadline(ids[i]);
 160                                         }
 161
 162                                         initHeadlinesMenu();
 163
 164                                         new_elems.each(function(child) {
 165                                                 var cb = dijit.byId(child.id.replace("RROW-", "RCHK-"));
 166
 167                                                 if (!cb) {
 168                                                         dojo.parser.parse(child);
 169
 170                                                         if (!Element.visible(child))
 171                                                                 new Effect.Appear(child, { duration : 0.5 });
 172                                                 } else {
 173                                                         c.domNode.removeChild(child);
 174                                                 }
 175                                         });
 176
 177                                 } else {
 178                                         console.log("no new headlines received");
 179
 180                                         var hsp = $("headlines-spacer");
 181
 182                                         if (hsp) hsp.innerHTML = "";
 183                                 }
 184                         }
 185
 186                         if (headlines_count > 0)
 187                                 cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], $("headlines-frame").innerHTML);
 188
 189                         if (articles) {
 190                                 for (var i = 0; i < articles.length; i++) {
 191                                         var a_id = articles[i]['id'];
 192                                         cache_set("article:" + a_id, articles[i]['content']);
 193                                 }
 194                         } else {
 195                                 console.log("no cached articles received");
 196                         }
 197
 198                         // do not precache stuff after fresh feed
 199                         if (feed_id != -3)
 200                                 precache_headlines();
 201
 202                         if (counters)
 203                                 parse_counters(counters);
 204                         else
 205                                 request_counters();
 206
 207                 } else if (transport.responseText) {
 208                         console.error("Invalid object received: " + transport.responseText);
 209                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 210                                         __('Could not update headlines (invalid object received - see error console for details)') +
 211                                         "</div>");
 212                 } else {
 213                         notify_error("Error communicating with server.");
 214                 }
 215
 216                 _infscroll_request_sent = 0;
 217
 218                 notify("");
 219
 220         } catch (e) {
 221                 exception_error("headlines_callback2", e, transport);
 222         }
 223 }
 224
 225 function render_article(article) {
 226         try {
 227                 dijit.byId("headlines-wrap-inner").addChild(
 228                                 dijit.byId("content-insert"));
 229
 230                 var c = dijit.byId("content-insert");
 231
 232                 try {
 233                         c.domNode.scrollTop = 0;
 234                 } catch (e) { };
 235
 236                 c.attr('content', article);
 237
 238                 correctHeadlinesOffset(getActiveArticleId());
 239
 240                 try {
 241                         c.focus();
 242                 } catch (e) { };
 243
 244         } catch (e) {
 245                 exception_error("render_article", e);
 246         }
 247 }
 248
 249 function showArticleInHeadlines(id) {
 250
 251         try {
 252
 253                 selectArticles("none");
 254
 255                 var crow = $("RROW-" + id);
 256
 257                 if (!crow) return;
 258
 259                 var article_is_unread = crow.hasClassName("Unread");
 260
 261                 crow.removeClassName("Unread");
 262
 263                 selectArticles('none');
 264
 265                 var view_mode = false;
 266
 267                 try {
 268                         view_mode = document.forms['main_toolbar_form'].view_mode;
 269                         view_mode = view_mode[view_mode.selectedIndex].value;
 270                 } catch (e) {
 271                         //
 272                 }
 273
 274                 if (article_is_unread && view_mode == "all_articles") {
 275                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 276                 }
 277
 278                 markHeadline(id);
 279
 280                 if (article_is_unread)
 281                         _force_scheduled_update = true;
 282
 283         } catch (e) {
 284                 exception_error("showArticleInHeadlines", e);
 285         }
 286 }
 287
 288 function article_callback2(transport, id) {
 289         try {
 290                 console.log("article_callback2 " + id);
 291
 292                 handle_rpc_json(transport);
 293
 294                 var reply = false;
 295
 296                 try {
 297                         reply = JSON.parse(transport.responseText);
 298                 } catch (e) {
 299                         console.error(e);
 300                 }
 301
 302                 if (reply) {
 303
 304                         reply.each(function(article) {
 305                                 if (active_post_id == article['id']) {
 306                                         render_article(article['content']);
 307                                 }
 308                                 cids_requested.remove(article['id']);
 309
 310                                 cache_set("article:" + article['id'], article['content']);
 311                         });
 312
 313 //                      if (id != last_requested_article) {
 314 //                              console.log("requested article id is out of sequence, aborting");
 315 //                              return;
 316 //                      }
 317
 318                 } else {
 319                         console.error("Invalid object received: " + transport.responseText);
 320
 321                         render_article("<div class='whiteBox'>" +
 322                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 323                 }
 324
 325                 request_counters();
 326
 327                 headlines_scroll_handler($("headlines-frame"));
 328
 329 /*              try {
 330                         if (!_infscroll_disable &&
 331                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 332
 333                                 loadMoreHeadlines();
 334                         }
 335                 } catch (e) {
 336                         console.warn(e);
 337                 } */
 338
 339                 notify("");
 340         } catch (e) {
 341                 exception_error("article_callback2", e, transport);
 342         }
 343 }
 344
 345 function view(id) {
 346         try {
 347                 console.log("loading article: " + id);
 348
 349                 var cached_article = cache_get("article:" + id);
 350
 351                 console.log("cache check result: " + (cached_article != false));
 352
 353                 hideAuxDlg();
 354
 355                 var query = "?op=article&method=view&id=" + param_escape(id);
 356
 357                 var neighbor_ids = getRelativePostIds(id);
 358
 359                 /* only request uncached articles */
 360
 361                 var cids_to_request = [];
 362
 363                 for (var i = 0; i < neighbor_ids.length; i++) {
 364                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 365                                 if (!cache_get("article:" + neighbor_ids[i])) {
 366                                         cids_to_request.push(neighbor_ids[i]);
 367                                         cids_requested.push(neighbor_ids[i]);
 368                                 }
 369                 }
 370
 371                 console.log("additional ids: " + cids_to_request.toString());
 372
 373                 query = query + "&cids=" + cids_to_request.toString();
 374
 375                 var crow = $("RROW-" + id);
 376                 var article_is_unread = crow.hasClassName("Unread");
 377
 378                 active_post_id = id;
 379                 showArticleInHeadlines(id);
 380
 381                 precache_headlines();
 382
 383                 if (cached_article && article_is_unread) {
 384
 385                         query = query + "&mode=prefetch";
 386
 387                         render_article(cached_article);
 388
 389                 } else if (cached_article) {
 390
 391                         query = query + "&mode=prefetch_old";
 392                         render_article(cached_article);
 393
 394                         // if we don't need to request any relative ids, we might as well skip
 395                         // the server roundtrip altogether
 396                         if (cids_to_request.length == 0) {
 397
 398 /*                              try {
 399                                         if (!_infscroll_disable &&
 400                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 401
 402                                                         loadMoreHeadlines();
 403                                         }
 404                                 } catch (e) {
 405                                         console.warn(e);
 406                                 } */
 407
 408                                 headlines_scroll_handler($("headlines-frame"));
 409
 410                                 return;
 411                         }
 412                 }
 413
 414                 last_requested_article = id;
 415
 416                 console.log(query);
 417
 418                 if (article_is_unread) {
 419                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 420                 }
 421
 422                 new Ajax.Request("backend.php", {
 423                         parameters: query,
 424                         onComplete: function(transport) {
 425                                 article_callback2(transport, id);
 426                         } });
 427
 428                 return false;
 429
 430         } catch (e) {
 431                 exception_error("view", e);
 432         }
 433 }
 434
 435 function toggleMark(id, client_only) {
 436         try {
 437                 var query = "?op=rpc&id=" + id + "&method=mark";
 438
 439                 var img = $("FMPIC-" + id);
 440
 441                 if (!img) return;
 442
 443                 if (img.src.match("mark_unset")) {
 444                         img.src = img.src.replace("mark_unset", "mark_set");
 445                         img.alt = __("Unstar article");
 446                         query = query + "&mark=1";
 447
 448                 } else {
 449                         img.src = img.src.replace("mark_set", "mark_unset");
 450                         img.alt = __("Star article");
 451                         query = query + "&mark=0";
 452                 }
 453
 454                 cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 455
 456                 if (!client_only) {
 457                         new Ajax.Request("backend.php", {
 458                                 parameters: query,
 459                                 onComplete: function(transport) {
 460                                         handle_rpc_json(transport);
 461                                 } });
 462                 }
 463
 464         } catch (e) {
 465                 exception_error("toggleMark", e);
 466         }
 467 }
 468
 469 function togglePub(id, client_only, no_effects, note) {
 470         try {
 471                 var query = "?op=rpc&id=" + id + "&method=publ";
 472
 473                 if (note != undefined) {
 474                         query = query + "&note=" + param_escape(note);
 475                 } else {
 476                         query = query + "&note=undefined";
 477                 }
 478
 479                 var img = $("FPPIC-" + id);
 480
 481                 if (!img) return;
 482
 483                 if (img.src.match("pub_unset") || note != undefined) {
 484                         img.src = img.src.replace("pub_unset", "pub_set");
 485                         img.alt = __("Unpublish article");
 486                         query = query + "&pub=1";
 487
 488                 } else {
 489                         img.src = img.src.replace("pub_set", "pub_unset");
 490                         img.alt = __("Publish article");
 491
 492                         query = query + "&pub=0";
 493                 }
 494
 495                 cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 496
 497                 if (!client_only) {
 498                         new Ajax.Request("backend.php", {
 499                                 parameters: query,
 500                                 onComplete: function(transport) {
 501                                         handle_rpc_json(transport);
 502                                 } });
 503                 }
 504
 505         } catch (e) {
 506                 exception_error("togglePub", e);
 507         }
 508 }
 509
 510 function moveToPost(mode) {
 511
 512         try {
 513
 514                 var rows = getVisibleArticleIds();
 515
 516                 var prev_id = false;
 517                 var next_id = false;
 518
 519                 if (!$('RROW-' + active_post_id)) {
 520                         active_post_id = false;
 521                 }
 522
 523                 if (active_post_id == false) {
 524                         next_id = rows[0];
 525                         prev_id = rows[rows.length-1]
 526                 } else {
 527                         for (var i = 0; i < rows.length; i++) {
 528                                 if (rows[i] == active_post_id) {
 529
 530                                         // Account for adjacent identical article ids.
 531                                         if (i > 0) prev_id = rows[i-1];
 532
 533                                         for (var j = i+1; j < rows.length; j++) {
 534                                                 if (rows[j] != active_post_id) {
 535                                                         next_id = rows[j];
 536                                                         break;
 537                                                 }
 538                                         }
 539                                         break;
 540                                 }
 541                         }
 542                 }
 543
 544                 if (mode == "next") {
 545                         if (next_id) {
 546                                 if (isCdmMode()) {
 547
 548                                         cdmExpandArticle(next_id);
 549                                         cdmScrollToArticleId(next_id);
 550
 551                                 } else {
 552                                         correctHeadlinesOffset(next_id);
 553                                         view(next_id, getActiveFeedId());
 554                                 }
 555                         }
 556                 }
 557
 558                 if (mode == "prev") {
 559                         if (prev_id) {
 560                                 if (isCdmMode()) {
 561                                         cdmExpandArticle(prev_id);
 562                                         cdmScrollToArticleId(prev_id);
 563                                 } else {
 564                                         correctHeadlinesOffset(prev_id);
 565                                         view(prev_id, getActiveFeedId());
 566                                 }
 567                         }
 568                 }
 569
 570         } catch (e) {
 571                 exception_error("moveToPost", e);
 572         }
 573 }
 574
 575 function toggleSelected(id, force_on) {
 576         try {
 577
 578                 var cb = dijit.byId("RCHK-" + id);
 579                 var row = $("RROW-" + id);
 580
 581                 if (row) {
 582                         if (row.hasClassName('Selected') && !force_on) {
 583                                 row.removeClassName('Selected');
 584                                 if (cb) cb.attr("checked", false);
 585                         } else {
 586                                 row.addClassName('Selected');
 587                                 if (cb) cb.attr("checked", true);
 588                         }
 589                 }
 590         } catch (e) {
 591                 exception_error("toggleSelected", e);
 592         }
 593 }
 594
 595 function toggleUnread_afh(effect) {
 596         try {
 597
 598                 var elem = effect.element;
 599                 elem.style.backgroundColor = "";
 600
 601         } catch (e) {
 602                 exception_error("toggleUnread_afh", e);
 603         }
 604 }
 605
 606 function toggleUnread(id, cmode, effect) {
 607         try {
 608
 609                 var row = $("RROW-" + id);
 610                 if (row) {
 611                         if (cmode == undefined || cmode == 2) {
 612                                 if (row.hasClassName("Unread")) {
 613                                         row.removeClassName("Unread");
 614
 615                                         if (effect) {
 616                                                 new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 617                                                         afterFinish: toggleUnread_afh,
 618                                                         queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 619                                         }
 620
 621                                 } else {
 622                                         row.addClassName("Unread");
 623                                 }
 624
 625                         } else if (cmode == 0) {
 626
 627                                 row.removeClassName("Unread");
 628
 629                                 if (effect) {
 630                                         new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 631                                                 afterFinish: toggleUnread_afh,
 632                                                 queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 633                                 }
 634
 635                         } else if (cmode == 1) {
 636                                 row.addClassName("Unread");
 637                         }
 638
 639                         if (cmode == undefined) cmode = 2;
 640
 641                         var query = "?op=rpc&method=catchupSelected" +
 642                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 643
 644 //                      notify_progress("Loading, please wait...");
 645
 646                         new Ajax.Request("backend.php", {
 647                                 parameters: query,
 648                                 onComplete: function(transport) {
 649                                         handle_rpc_json(transport);
 650                                 } });
 651
 652                 }
 653
 654         } catch (e) {
 655                 exception_error("toggleUnread", e);
 656         }
 657 }
 658
 659 function selectionRemoveLabel(id, ids) {
 660         try {
 661
 662                 if (!ids) ids = getSelectedArticleIds2();
 663
 664                 if (ids.length == 0) {
 665                         alert(__("No articles are selected."));
 666                         return;
 667                 }
 668
 669                 var query = "?op=rpc&method=removeFromLabel&ids=" +
 670                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 671
 672                 console.log(query);
 673
 674                 new Ajax.Request("backend.php", {
 675                         parameters: query,
 676                         onComplete: function(transport) {
 677                                 handle_rpc_json(transport);
 678                                 show_labels_in_headlines(transport);
 679                         } });
 680
 681         } catch (e) {
 682                 exception_error("selectionAssignLabel", e);
 683
 684         }
 685 }
 686
 687 function selectionAssignLabel(id, ids) {
 688         try {
 689
 690                 if (!ids) ids = getSelectedArticleIds2();
 691
 692                 if (ids.length == 0) {
 693                         alert(__("No articles are selected."));
 694                         return;
 695                 }
 696
 697                 var query = "?op=rpc&method=assignToLabel&ids=" +
 698                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 699
 700                 console.log(query);
 701
 702                 new Ajax.Request("backend.php", {
 703                         parameters: query,
 704                         onComplete: function(transport) {
 705                                 handle_rpc_json(transport);
 706                                 show_labels_in_headlines(transport);
 707                         } });
 708
 709         } catch (e) {
 710                 exception_error("selectionAssignLabel", e);
 711
 712         }
 713 }
 714
 715 function selectionToggleUnread(set_state, callback, no_error) {
 716         try {
 717                 var rows = getSelectedArticleIds2();
 718
 719                 if (rows.length == 0 && !no_error) {
 720                         alert(__("No articles are selected."));
 721                         return;
 722                 }
 723
 724                 for (var i = 0; i < rows.length; i++) {
 725                         var row = $("RROW-" + rows[i]);
 726                         if (row) {
 727                                 if (set_state == undefined) {
 728                                         if (row.hasClassName("Unread")) {
 729                                                 row.removeClassName("Unread");
 730                                         } else {
 731                                                 row.addClassName("Unread");
 732                                         }
 733                                 }
 734
 735                                 if (set_state == false) {
 736                                         row.removeClassName("Unread");
 737                                 }
 738
 739                                 if (set_state == true) {
 740                                         row.addClassName("Unread");
 741                                 }
 742                         }
 743                 }
 744
 745                 if (rows.length > 0) {
 746
 747                         var cmode = "";
 748
 749                         if (set_state == undefined) {
 750                                 cmode = "2";
 751                         } else if (set_state == true) {
 752                                 cmode = "1";
 753                         } else if (set_state == false) {
 754                                 cmode = "0";
 755                         }
 756
 757                         var query = "?op=rpc&method=catchupSelected" +
 758                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 759
 760                         notify_progress("Loading, please wait...");
 761
 762                         new Ajax.Request("backend.php", {
 763                                 parameters: query,
 764                                 onComplete: function(transport) {
 765                                         handle_rpc_json(transport);
 766                                         if (callback) callback(transport);
 767                                 } });
 768
 769                 }
 770
 771         } catch (e) {
 772                 exception_error("selectionToggleUnread", e);
 773         }
 774 }
 775
 776 function selectionToggleMarked() {
 777         try {
 778
 779                 var rows = getSelectedArticleIds2();
 780
 781                 if (rows.length == 0) {
 782                         alert(__("No articles are selected."));
 783                         return;
 784                 }
 785
 786                 for (var i = 0; i < rows.length; i++) {
 787                         toggleMark(rows[i], true, true);
 788                 }
 789
 790                 if (rows.length > 0) {
 791
 792                         var query = "?op=rpc&method=markSelected&ids=" +
 793                                 param_escape(rows.toString()) + "&cmode=2";
 794
 795                         new Ajax.Request("backend.php", {
 796                                 parameters: query,
 797                                 onComplete: function(transport) {
 798                                         handle_rpc_json(transport);
 799                                 } });
 800
 801                 }
 802
 803         } catch (e) {
 804                 exception_error("selectionToggleMarked", e);
 805         }
 806 }
 807
 808 function selectionTogglePublished() {
 809         try {
 810
 811                 var rows = getSelectedArticleIds2();
 812
 813                 if (rows.length == 0) {
 814                         alert(__("No articles are selected."));
 815                         return;
 816                 }
 817
 818                 for (var i = 0; i < rows.length; i++) {
 819                         togglePub(rows[i], true, true);
 820                 }
 821
 822                 if (rows.length > 0) {
 823
 824                         var query = "?op=rpc&method=publishSelected&ids=" +
 825                                 param_escape(rows.toString()) + "&cmode=2";
 826
 827                         new Ajax.Request("backend.php", {
 828                                 parameters: query,
 829                                 onComplete: function(transport) {
 830                                         handle_rpc_json(transport);
 831                                 } });
 832
 833                 }
 834
 835         } catch (e) {
 836                 exception_error("selectionToggleMarked", e);
 837         }
 838 }
 839
 840 function getSelectedArticleIds2() {
 841
 842         var rv = [];
 843
 844         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 845                 function(child) {
 846                         rv.push(child.id.replace("RROW-", ""));
 847                 });
 848
 849         return rv;
 850 }
 851
 852 function getLoadedArticleIds() {
 853         var rv = [];
 854
 855         var children = $$("#headlines-frame > div[id*=RROW-]");
 856
 857         children.each(function(child) {
 858                         rv.push(child.id.replace("RROW-", ""));
 859                 });
 860
 861         return rv;
 862
 863 }
 864
 865 // mode = all,none,unread,invert,marked,published
 866 function selectArticles(mode) {
 867         try {
 868
 869                 var children = $$("#headlines-frame > div[id*=RROW]");
 870
 871                 children.each(function(child) {
 872                         var id = child.id.replace("RROW-", "");
 873                         var cb = dijit.byId("RCHK-" + id);
 874
 875                         if (mode == "all") {
 876                                 child.addClassName("Selected");
 877                                 if (cb) cb.attr("checked", true);
 878                         } else if (mode == "unread") {
 879                                 if (child.hasClassName("Unread")) {
 880                                         child.addClassName("Selected");
 881                                         if (cb) cb.attr("checked", true);
 882                                 } else {
 883                                         child.removeClassName("Selected");
 884                                         if (cb) cb.attr("checked", false);
 885                                 }
 886                         } else if (mode == "marked") {
 887                                 var img = $("FMPIC-" + child.id.replace("RROW-", ""));
 888
 889                                 if (img && img.src.match("mark_set")) {
 890                                         child.addClassName("Selected");
 891                                         if (cb) cb.attr("checked", true);
 892                                 } else {
 893                                         child.removeClassName("Selected");
 894                                         if (cb) cb.attr("checked", false);
 895                                 }
 896                         } else if (mode == "published") {
 897                                 var img = $("FPPIC-" + child.id.replace("RROW-", ""));
 898
 899                                 if (img && img.src.match("pub_set")) {
 900                                         child.addClassName("Selected");
 901                                         if (cb) cb.attr("checked", true);
 902                                 } else {
 903                                         child.removeClassName("Selected");
 904                                         if (cb) cb.attr("checked", false);
 905                                 }
 906
 907                         } else if (mode == "invert") {
 908                                 if (child.hasClassName("Selected")) {
 909                                         child.removeClassName("Selected");
 910                                         if (cb) cb.attr("checked", false);
 911                                 } else {
 912                                         child.addClassName("Selected");
 913                                         if (cb) cb.attr("checked", true);
 914                                 }
 915
 916                         } else {
 917                                 child.removeClassName("Selected");
 918                                 if (cb) cb.attr("checked", false);
 919                         }
 920                 });
 921
 922         } catch (e) {
 923                 exception_error("selectArticles", e);
 924         }
 925 }
 926
 927 function catchupPage() {
 928
 929         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 930
 931         var str = __("Mark all visible articles in %s as read?");
 932
 933         str = str.replace("%s", fn);
 934
 935         if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 936                 return;
 937         }
 938
 939         selectArticles('all');
 940         selectionToggleUnread(false, 'viewCurrentFeed()', true);
 941         selectArticles('none');
 942 }
 943
 944 function deleteSelection() {
 945
 946         try {
 947
 948                 var rows = getSelectedArticleIds2();
 949
 950                 if (rows.length == 0) {
 951                         alert(__("No articles are selected."));
 952                         return;
 953                 }
 954
 955                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 956                 var str;
 957
 958                 if (getActiveFeedId() != 0) {
 959                         str = __("Delete %d selected articles in %s?");
 960                 } else {
 961                         str = __("Delete %d selected articles?");
 962                 }
 963
 964                 str = str.replace("%d", rows.length);
 965                 str = str.replace("%s", fn);
 966
 967                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 968                         return;
 969                 }
 970
 971                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
 972
 973                 console.log(query);
 974
 975                 new Ajax.Request("backend.php", {
 976                         parameters: query,
 977                         onComplete: function(transport) {
 978                                         handle_rpc_json(transport);
 979                                         viewCurrentFeed();
 980                                 } });
 981
 982         } catch (e) {
 983                 exception_error("deleteSelection", e);
 984         }
 985 }
 986
 987 function archiveSelection() {
 988
 989         try {
 990
 991                 var rows = getSelectedArticleIds2();
 992
 993                 if (rows.length == 0) {
 994                         alert(__("No articles are selected."));
 995                         return;
 996                 }
 997
 998                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 999                 var str;
1000                 var op;
1001
1002                 if (getActiveFeedId() != 0) {
1003                         str = __("Archive %d selected articles in %s?");
1004                         op = "archive";
1005                 } else {
1006                         str = __("Move %d archived articles back?");
1007                         op = "unarchive";
1008                 }
1009
1010                 str = str.replace("%d", rows.length);
1011                 str = str.replace("%s", fn);
1012
1013                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1014                         return;
1015                 }
1016
1017                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1018
1019                 console.log(query);
1020
1021                 for (var i = 0; i < rows.length; i++) {
1022                         cache_delete("article:" + rows[i]);
1023                 }
1024
1025                 new Ajax.Request("backend.php", {
1026                         parameters: query,
1027                         onComplete: function(transport) {
1028                                         handle_rpc_json(transport);
1029                                         viewCurrentFeed();
1030                                 } });
1031
1032         } catch (e) {
1033                 exception_error("archiveSelection", e);
1034         }
1035 }
1036
1037 function catchupSelection() {
1038
1039         try {
1040
1041                 var rows = getSelectedArticleIds2();
1042
1043                 if (rows.length == 0) {
1044                         alert(__("No articles are selected."));
1045                         return;
1046                 }
1047
1048                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1049
1050                 var str = __("Mark %d selected articles in %s as read?");
1051
1052                 str = str.replace("%d", rows.length);
1053                 str = str.replace("%s", fn);
1054
1055                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1056                         return;
1057                 }
1058
1059                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1060
1061         } catch (e) {
1062                 exception_error("catchupSelection", e);
1063         }
1064 }
1065
1066 function editArticleTags(id) {
1067                 var query = "backend.php?op=dlg&method=editArticleTags&param=" + param_escape(id);
1068
1069                 if (dijit.byId("editTagsDlg"))
1070                         dijit.byId("editTagsDlg").destroyRecursive();
1071
1072                 dialog = new dijit.Dialog({
1073                         id: "editTagsDlg",
1074                         title: __("Edit article Tags"),
1075                         style: "width: 600px",
1076                         execute: function() {
1077                                 if (this.validate()) {
1078                                         var query = dojo.objectToQuery(this.attr('value'));
1079
1080                                         notify_progress("Saving article tags...", true);
1081
1082                                         new Ajax.Request("backend.php", {
1083                                         parameters: query,
1084                                         onComplete: function(transport) {
1085                                                 notify('');
1086                                                 dialog.hide();
1087
1088                                                 var data = JSON.parse(transport.responseText);
1089
1090                                                 if (data) {
1091                                                         var tags_str = article.tags;
1092                                                         var id = tags_str.id;
1093
1094                                                         var tags = $("ATSTR-" + id);
1095                                                         var tooltip = dijit.byId("ATSTRTIP-" + id);
1096
1097                                                         if (tags) tags.innerHTML = tags_str.content;
1098                                                         if (tooltip) tooltip.attr('label', tags_str.content_full);
1099
1100                                                         cache_delete("article:" + id);
1101                                                 }
1102
1103                                         }});
1104                                 }
1105                         },
1106                         href: query,
1107                 });
1108
1109                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1110                 dojo.disconnect(tmph);
1111
1112                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1113                            "backend.php?op=rpc&method=completeTags",
1114                            { tokens: ',', paramName: "search" });
1115                 });
1116
1117                 dialog.show();
1118
1119 }
1120
1121 function cdmScrollToArticleId(id) {
1122         try {
1123                 var ctr = $("headlines-frame");
1124                 var e = $("RROW-" + id);
1125
1126                 if (!e || !ctr) return;
1127
1128                 ctr.scrollTop = e.offsetTop;
1129
1130         } catch (e) {
1131                 exception_error("cdmScrollToArticleId", e);
1132         }
1133 }
1134
1135 function getActiveArticleId() {
1136         return active_post_id;
1137 }
1138
1139 function postMouseIn(id) {
1140         post_under_pointer = id;
1141 }
1142
1143 function postMouseOut(id) {
1144         post_under_pointer = false;
1145 }
1146
1147 function headlines_scroll_handler(e) {
1148         try {
1149                 var hsp = $("headlines-spacer");
1150
1151                 if (!_infscroll_disable) {
1152                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1153                                         (e.scrollHeight != 0 &&
1154                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1155
1156                                 if (hsp)
1157                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1158                                                 __("Loading, please wait...");
1159
1160                                 loadMoreHeadlines();
1161                                 return;
1162
1163                         }
1164                 } else {
1165                         if (hsp) hsp.innerHTML = "";
1166                 }
1167
1168                 if (getInitParam("cdm_auto_catchup") == 1) {
1169
1170                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1171                                 function(child) {
1172                                         if ($("headlines-frame").scrollTop >
1173                                                         (child.offsetTop + child.offsetHeight/2)) {
1174
1175                                                 var id = child.id.replace("RROW-", "");
1176
1177                                                 if (catchup_id_batch.indexOf(id) == -1)
1178                                                         catchup_id_batch.push(id);
1179
1180                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1181                                         }
1182                                 });
1183
1184                         if (catchup_id_batch.length > 0) {
1185                                 window.clearTimeout(catchup_timeout_id);
1186
1187                                 if (!_infscroll_request_sent) {
1188                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1189                                                 2000);
1190                                 }
1191                         }
1192                 }
1193
1194         } catch (e) {
1195                 console.warn("headlines_scroll_handler: " + e);
1196         }
1197 }
1198
1199 function catchupBatchedArticles() {
1200         try {
1201                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1202
1203                         // make a copy of the array
1204                         var batch = catchup_id_batch.slice();
1205                         var query = "?op=rpc&method=catchupSelected" +
1206                                 "&cmode=0&ids=" + param_escape(batch.toString());
1207
1208                         console.log(query);
1209
1210                         new Ajax.Request("backend.php", {
1211                                 parameters: query,
1212                                 onComplete: function(transport) {
1213                                         handle_rpc_json(transport);
1214
1215                                         batch.each(function(id) {
1216                                                 var elem = $("RROW-" + id);
1217                                                 if (elem) elem.removeClassName("Unread");
1218                                                 catchup_id_batch.remove(id);
1219                                         });
1220
1221                                 } });
1222                 }
1223
1224         } catch (e) {
1225                 exception_error("catchupBatchedArticles", e);
1226         }
1227 }
1228
1229 function catchupRelativeToArticle(below, id) {
1230
1231         try {
1232
1233                 if (!id) id = getActiveArticleId();
1234
1235                 if (!id) {
1236                         alert(__("No article is selected."));
1237                         return;
1238                 }
1239
1240                 var visible_ids = getVisibleArticleIds();
1241
1242                 var ids_to_mark = new Array();
1243
1244                 if (!below) {
1245                         for (var i = 0; i < visible_ids.length; i++) {
1246                                 if (visible_ids[i] != id) {
1247                                         var e = $("RROW-" + visible_ids[i]);
1248
1249                                         if (e && e.hasClassName("Unread")) {
1250                                                 ids_to_mark.push(visible_ids[i]);
1251                                         }
1252                                 } else {
1253                                         break;
1254                                 }
1255                         }
1256                 } else {
1257                         for (var i = visible_ids.length-1; i >= 0; i--) {
1258                                 if (visible_ids[i] != id) {
1259                                         var e = $("RROW-" + visible_ids[i]);
1260
1261                                         if (e && e.hasClassName("Unread")) {
1262                                                 ids_to_mark.push(visible_ids[i]);
1263                                         }
1264                                 } else {
1265                                         break;
1266                                 }
1267                         }
1268                 }
1269
1270                 if (ids_to_mark.length == 0) {
1271                         alert(__("No articles found to mark"));
1272                 } else {
1273                         var msg = __("Mark %d article(s) as read?").replace("%d", ids_to_mark.length);
1274
1275                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1276
1277                                 for (var i = 0; i < ids_to_mark.length; i++) {
1278                                         var e = $("RROW-" + ids_to_mark[i]);
1279                                         e.removeClassName("Unread");
1280                                 }
1281
1282                                 var query = "?op=rpc&method=catchupSelected" +
1283                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1284
1285                                 new Ajax.Request("backend.php", {
1286                                         parameters: query,
1287                                         onComplete: function(transport) {
1288                                                 handle_rpc_json(transport);
1289                                         } });
1290
1291                         }
1292                 }
1293
1294         } catch (e) {
1295                 exception_error("catchupRelativeToArticle", e);
1296         }
1297 }
1298
1299 function cdmExpandArticle(id) {
1300         try {
1301
1302                 hideAuxDlg();
1303
1304                 var elem = $("CICD-" + active_post_id);
1305
1306                 if (id == active_post_id && Element.visible(elem))
1307                         return true;
1308
1309                 selectArticles("none");
1310
1311                 var old_offset = $("RROW-" + id).offsetTop;
1312
1313                 if (active_post_id && elem && !getInitParam("cdm_expanded")) {
1314                         Element.hide(elem);
1315                         Element.show("CEXC-" + active_post_id);
1316                 }
1317
1318                 active_post_id = id;
1319
1320                 elem = $("CICD-" + id);
1321
1322                 if (!Element.visible(elem)) {
1323                         Element.show(elem);
1324                         Element.hide("CEXC-" + id);
1325                 }
1326
1327                 var new_offset = $("RROW-" + id).offsetTop;
1328
1329                 $("headlines-frame").scrollTop += (new_offset-old_offset);
1330
1331                 if ($("RROW-" + id).offsetTop != old_offset)
1332                         $("headlines-frame").scrollTop = new_offset;
1333
1334                 toggleUnread(id, 0, true);
1335                 toggleSelected(id);
1336
1337         } catch (e) {
1338                 exception_error("cdmExpandArticle", e);
1339         }
1340
1341         return false;
1342 }
1343
1344 function fixHeadlinesOrder(ids) {
1345         try {
1346                 for (var i = 0; i < ids.length; i++) {
1347                         var e = $("RROW-" + ids[i]);
1348
1349                         if (e) {
1350                                 if (i % 2 == 0) {
1351                                         e.removeClassName("even");
1352                                         e.addClassName("odd");
1353                                 } else {
1354                                         e.removeClassName("odd");
1355                                         e.addClassName("even");
1356                                 }
1357                         }
1358                 }
1359         } catch (e) {
1360                 exception_error("fixHeadlinesOrder", e);
1361         }
1362 }
1363
1364 function getArticleUnderPointer() {
1365         return post_under_pointer;
1366 }
1367
1368 function zoomToArticle(event, id) {
1369         try {
1370                 var cached_article = cache_get("article: " + id);
1371
1372                 if (dijit.byId("ATAB-" + id))
1373                         if (!event || !event.shiftKey)
1374                                 return dijit.byId("content-tabs").selectChild(dijit.byId("ATAB-" + id));
1375
1376                 if (dijit.byId("ATSTRTIP-" + id))
1377                         dijit.byId("ATSTRTIP-" + id).destroyRecursive();
1378
1379                 if (cached_article) {
1380                         //closeArticlePanel();
1381
1382                         var article_pane = new dijit.layout.ContentPane({
1383                                 title: __("Loading...") , content: cached_article,
1384                                 style: 'padding : 0px;',
1385                                 id: 'ATAB-' + id,
1386                                 closable: true });
1387
1388                         dijit.byId("content-tabs").addChild(article_pane);
1389
1390                         if (!event || !event.shiftKey)
1391                                 dijit.byId("content-tabs").selectChild(article_pane);
1392
1393                         if ($("PTITLE-" + id))
1394                                 article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1395
1396                 } else {
1397
1398                         var query = "?op=rpc&method=getArticles&ids=" + param_escape(id);
1399
1400                         notify_progress("Loading, please wait...", true);
1401
1402                         new Ajax.Request("backend.php", {
1403                                 parameters: query,
1404                                 onComplete: function(transport) {
1405                                         notify('');
1406
1407                                         var reply = JSON.parse(transport.responseText);
1408
1409                                         if (reply) {
1410                                                 //closeArticlePanel();
1411
1412                                                 var content = reply[0]['content'];
1413
1414                                                 var article_pane = new dijit.layout.ContentPane({
1415                                                         title: "article-" + id , content: content,
1416                                                         style: 'padding : 0px;',
1417                                                         id: 'ATAB-' + id,
1418                                                         closable: true });
1419
1420                                                 dijit.byId("content-tabs").addChild(article_pane);
1421
1422                                                 if (!event || !event.shiftKey)
1423                                                         dijit.byId("content-tabs").selectChild(article_pane);
1424
1425                                                 if ($("PTITLE-" + id))
1426                                                         article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1427                                         }
1428
1429                                 } });
1430                         }
1431
1432         } catch (e) {
1433                 exception_error("zoomToArticle", e);
1434         }
1435 }
1436
1437 function scrollArticle(offset) {
1438         try {
1439                 if (!isCdmMode()) {
1440                         var ci = $("content-insert");
1441                         if (ci) {
1442                                 ci.scrollTop += offset;
1443                         }
1444                 } else {
1445                         var hi = $("headlines-frame");
1446                         if (hi) {
1447                                 hi.scrollTop += offset;
1448                         }
1449
1450                 }
1451         } catch (e) {
1452                 exception_error("scrollArticle", e);
1453         }
1454 }
1455
1456 function show_labels_in_headlines(transport) {
1457         try {
1458                 var data = JSON.parse(transport.responseText);
1459
1460                 if (data) {
1461                         data['info-for-headlines'].each(function(elem) {
1462                                 var ctr = $("HLLCTR-" + elem.id);
1463
1464                                 if (ctr) ctr.innerHTML = elem.labels;
1465                         });
1466
1467                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
1468
1469                 }
1470         } catch (e) {
1471                 exception_error("show_labels_in_headlines", e);
1472         }
1473 }
1474
1475 /* function toggleHeadlineActions() {
1476         try {
1477                 var e = $("headlineActionsBody");
1478                 var p = $("headlineActionsDrop");
1479
1480                 if (!Element.visible(e)) {
1481                         Element.show(e);
1482                 } else {
1483                         Element.hide(e);
1484                 }
1485
1486                 e.scrollTop = 0;
1487                 e.style.left = (p.offsetLeft + 1) + "px";
1488                 e.style.top = (p.offsetTop + p.offsetHeight + 2) + "px";
1489
1490         } catch (e) {
1491                 exception_error("toggleHeadlineActions", e);
1492         }
1493 } */
1494
1495 /* function publishWithNote(id, def_note) {
1496         try {
1497                 if (!def_note) def_note = '';
1498
1499                 var note = prompt(__("Please enter a note for this article:"), def_note);
1500
1501                 if (note != undefined) {
1502                         togglePub(id, false, false, note);
1503                 }
1504
1505         } catch (e) {
1506                 exception_error("publishWithNote", e);
1507         }
1508 } */
1509
1510 function dismissArticle(id) {
1511         try {
1512                 var elem = $("RROW-" + id);
1513
1514                 toggleUnread(id, 0, true);
1515
1516                 new Effect.Fade(elem, {duration : 0.5});
1517
1518                 active_post_id = false;
1519
1520         } catch (e) {
1521                 exception_error("dismissArticle", e);
1522         }
1523 }
1524
1525 function dismissSelectedArticles() {
1526         try {
1527
1528                 var ids = getVisibleArticleIds();
1529                 var tmp = [];
1530                 var sel = [];
1531
1532                 for (var i = 0; i < ids.length; i++) {
1533                         var elem = $("RROW-" + ids[i]);
1534
1535                         if (elem.className && elem.hasClassName("Selected") &&
1536                                         ids[i] != active_post_id) {
1537                                 new Effect.Fade(elem, {duration : 0.5});
1538                                 sel.push(ids[i]);
1539                         } else {
1540                                 tmp.push(ids[i]);
1541                         }
1542                 }
1543
1544                 if (sel.length > 0)
1545                         selectionToggleUnread(false);
1546
1547                 fixHeadlinesOrder(tmp);
1548
1549         } catch (e) {
1550                 exception_error("dismissSelectedArticles", e);
1551         }
1552 }
1553
1554 function dismissReadArticles() {
1555         try {
1556
1557                 var ids = getVisibleArticleIds();
1558                 var tmp = [];
1559
1560                 for (var i = 0; i < ids.length; i++) {
1561                         var elem = $("RROW-" + ids[i]);
1562
1563                         if (elem.className && !elem.hasClassName("Unread") &&
1564                                         !elem.hasClassName("Selected")) {
1565
1566                                 new Effect.Fade(elem, {duration : 0.5});
1567                         } else {
1568                                 tmp.push(ids[i]);
1569                         }
1570                 }
1571
1572                 fixHeadlinesOrder(tmp);
1573
1574         } catch (e) {
1575                 exception_error("dismissSelectedArticles", e);
1576         }
1577 }
1578
1579 function getVisibleArticleIds() {
1580         var ids = [];
1581
1582         try {
1583
1584                 getLoadedArticleIds().each(function(id) {
1585                         var elem = $("RROW-" + id);
1586                         if (elem && Element.visible(elem))
1587                                 ids.push(id);
1588                         });
1589
1590         } catch (e) {
1591                 exception_error("getVisibleArticleIds", e);
1592         }
1593
1594         return ids;
1595 }
1596
1597 function cdmClicked(event, id) {
1598         try {
1599                 //var shift_key = event.shiftKey;
1600
1601                 hideAuxDlg();
1602
1603                 if (!event.ctrlKey) {
1604
1605                         if (!getInitParam("cdm_expanded")) {
1606                                 return cdmExpandArticle(id);
1607                         } else {
1608
1609                                 selectArticles("none");
1610                                 toggleSelected(id);
1611
1612                                 var elem = $("RROW-" + id);
1613                                 var article_is_unread = elem.hasClassName("Unread");
1614
1615                                 if (elem)
1616                                         elem.removeClassName("Unread");
1617
1618                                 active_post_id = id;
1619
1620                                 if (article_is_unread) {
1621                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1622                                 }
1623
1624                                 var query = "?op=rpc&method=catchupSelected" +
1625                                         "&cmode=0&ids=" + param_escape(id);
1626
1627                                 new Ajax.Request("backend.php", {
1628                                         parameters: query,
1629                                         onComplete: function(transport) {
1630                                                 handle_rpc_json(transport);
1631                                         } });
1632
1633                                 return true;
1634                         }
1635
1636                 } else {
1637                         toggleSelected(id, true);
1638
1639                         var elem = $("RROW-" + id);
1640                         var article_is_unread = elem.hasClassName("Unread");
1641
1642                         if (article_is_unread) {
1643                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1644                         }
1645
1646                         toggleUnread(id, 0, false);
1647                         zoomToArticle(event, id);
1648                 }
1649
1650         } catch (e) {
1651                 exception_error("cdmClicked");
1652         }
1653
1654         return false;
1655 }
1656
1657 function postClicked(event, id) {
1658         try {
1659
1660                 if (!event.ctrlKey) {
1661                         return true;
1662                 } else {
1663                         postOpenInNewTab(event, id);
1664                         return false;
1665                 }
1666
1667         } catch (e) {
1668                 exception_error("postClicked");
1669         }
1670 }
1671
1672 function hlOpenInNewTab(event, id) {
1673         toggleUnread(id, 0, false);
1674         zoomToArticle(event, id);
1675 }
1676
1677 function postOpenInNewTab(event, id) {
1678         closeArticlePanel(id);
1679         zoomToArticle(event, id);
1680 }
1681
1682 function hlClicked(event, id) {
1683         try {
1684                 if (event.which == 2) {
1685                         view(id);
1686                         return true;
1687                 } else if (event.altKey) {
1688                         openArticleInNewWindow(id);
1689                 } else if (!event.ctrlKey) {
1690                         view(id);
1691                         return false;
1692                 } else {
1693                         toggleSelected(id);
1694                         toggleUnread(id, 0, false);
1695                         zoomToArticle(event, id);
1696                         return false;
1697                 }
1698
1699         } catch (e) {
1700                 exception_error("hlClicked");
1701         }
1702 }
1703
1704 function getFirstVisibleHeadlineId() {
1705         var rows = getVisibleArticleIds();
1706         return rows[0];
1707
1708 }
1709
1710 function getLastVisibleHeadlineId() {
1711         var rows = getVisibleArticleIds();
1712         return rows[rows.length-1];
1713 }
1714
1715 function openArticleInNewWindow(id) {
1716         toggleUnread(id, 0, false);
1717         window.open("backend.php?op=article&method=redirect&id=" + id);
1718 }
1719
1720 function isCdmMode() {
1721         return getInitParam("combined_display_mode");
1722 }
1723
1724 function markHeadline(id) {
1725         var row = $("RROW-" + id);
1726         if (row) {
1727                 var check = dijit.byId("RCHK-" + id);
1728
1729                 if (check) {
1730                         check.attr("checked", true);
1731                 }
1732
1733                 row.addClassName("Selected");
1734         }
1735 }
1736
1737 function getRelativePostIds(id, limit) {
1738
1739         var tmp = [];
1740
1741         try {
1742
1743                 if (!limit) limit = 6; //3
1744
1745                 var ids = getVisibleArticleIds();
1746
1747                 for (var i = 0; i < ids.length; i++) {
1748                         if (ids[i] == id) {
1749                                 for (var k = 1; k <= limit; k++) {
1750                                         //if (i > k-1) tmp.push(ids[i-k]);
1751                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1752                                 }
1753                                 break;
1754                         }
1755                 }
1756
1757         } catch (e) {
1758                 exception_error("getRelativePostIds", e);
1759         }
1760
1761         return tmp;
1762 }
1763
1764 function correctHeadlinesOffset(id) {
1765
1766         try {
1767
1768                 var container = $("headlines-frame");
1769                 var row = $("RROW-" + id);
1770
1771                 if (!container || !row) return;
1772
1773                 var viewport = container.offsetHeight;
1774
1775                 var rel_offset_top = row.offsetTop - container.scrollTop;
1776                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1777
1778                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1779                 //console.log("Vport: " + viewport);
1780
1781                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1782                         container.scrollTop = row.offsetTop;
1783                 } else if (rel_offset_bottom > viewport) {
1784
1785                         /* doesn't properly work with Opera in some cases because
1786                                 Opera fucks up element scrolling */
1787
1788                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1789                 }
1790
1791         } catch (e) {
1792                 exception_error("correctHeadlinesOffset", e);
1793         }
1794
1795 }
1796
1797 function headlineActionsChange(elem) {
1798         try {
1799                 eval(elem.value);
1800                 elem.attr('value', 'false');
1801         } catch (e) {
1802                 exception_error("headlineActionsChange", e);
1803         }
1804 }
1805
1806 function closeArticlePanel() {
1807
1808         var tabs = dijit.byId("content-tabs");
1809         var child = tabs.selectedChildWidget;
1810
1811         if (child && tabs.getIndexOfChild(child) > 0) {
1812                 tabs.removeChild(child);
1813                 child.destroy();
1814         } else {
1815                 if (dijit.byId("content-insert"))
1816                         dijit.byId("headlines-wrap-inner").removeChild(
1817                                 dijit.byId("content-insert"));
1818         }
1819 }
1820
1821 function initHeadlinesMenu() {
1822         try {
1823                 if (dijit.byId("headlinesMenu"))
1824                         dijit.byId("headlinesMenu").destroyRecursive();
1825
1826                 var ids = [];
1827
1828                 if (!isCdmMode()) {
1829                         nodes = $$("#headlines-frame > div[id*=RROW]");
1830                 } else {
1831                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1832                 }
1833
1834                 nodes.each(function(node) {
1835                         ids.push(node.id);
1836                 });
1837
1838                 var menu = new dijit.Menu({
1839                         id: "headlinesMenu",
1840                         targetNodeIds: ids,
1841                 });
1842
1843                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1844                         var callerNode = event.target, match = null, tries = 0;
1845
1846                         while (match == null && callerNode && tries <= 3) {
1847                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1848                                 callerNode = callerNode.parentNode;
1849                                 ++tries;
1850                         }
1851
1852                         if (match) this.callerRowId = parseInt(match[1]);
1853
1854                 });
1855
1856 /*              if (!isCdmMode())
1857                         menu.addChild(new dijit.MenuItem({
1858                                 label: __("View article"),
1859                                 onClick: function(event) {
1860                                         view(this.getParent().callerRowId);
1861                                 }})); */
1862
1863                 menu.addChild(new dijit.MenuItem({
1864                         label: __("Open original article"),
1865                         onClick: function(event) {
1866                                 openArticleInNewWindow(this.getParent().callerRowId);
1867                         }}));
1868
1869                 menu.addChild(new dijit.MenuItem({
1870                         label: __("View in a tt-rss tab"),
1871                         onClick: function(event) {
1872                                 hlOpenInNewTab(event, this.getParent().callerRowId);
1873                                 }}));
1874
1875                 menu.addChild(new dijit.MenuSeparator());
1876
1877                 menu.addChild(new dijit.MenuItem({
1878                         label: __("Mark above as read"),
1879                         onClick: function(event) {
1880                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1881                                 }}));
1882
1883                 menu.addChild(new dijit.MenuItem({
1884                         label: __("Mark below as read"),
1885                         onClick: function(event) {
1886                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1887                                 }}));
1888
1889
1890                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1891
1892                 if (labels) {
1893
1894                         menu.addChild(new dijit.MenuSeparator());
1895
1896                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1897                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1898
1899                         labels.each(function(label) {
1900                                 var id = label.id[0];
1901                                 var bare_id = id.substr(id.indexOf(":")+1);
1902                                 var name = label.name[0];
1903
1904                                 bare_id = -11-bare_id;
1905
1906                                 labelAddMenu.addChild(new dijit.MenuItem({
1907                                         label: name,
1908                                         labelId: bare_id,
1909                                         onClick: function(event) {
1910                                                 var ids = getSelectedArticleIds2();
1911                                                 // cast to string
1912                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1913
1914                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1915
1916                                                 selectionAssignLabel(this.labelId, ids);
1917                                 }}));
1918
1919                                 labelDelMenu.addChild(new dijit.MenuItem({
1920                                         label: name,
1921                                         labelId: bare_id,
1922                                         onClick: function(event) {
1923                                                 var ids = getSelectedArticleIds2();
1924                                                 // cast to string
1925                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1926
1927                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1928
1929                                                 selectionRemoveLabel(this.labelId, ids);
1930                                 }}));
1931
1932                         });
1933
1934                         menu.addChild(new dijit.PopupMenuItem({
1935                                 label: __("Assign label"),
1936                                 popup: labelAddMenu,
1937                         }));
1938
1939                         menu.addChild(new dijit.PopupMenuItem({
1940                                 label: __("Remove label"),
1941                                 popup: labelDelMenu,
1942                         }));
1943
1944                 }
1945
1946                 menu.startup();
1947
1948         } catch (e) {
1949                 exception_error("initHeadlinesMenu", e);
1950         }
1951 }
1952
1953
1954 function player(elem) {
1955         var aid = elem.getAttribute("audio-id");
1956         var status = elem.getAttribute("status");
1957
1958         var audio = $(aid);
1959
1960         if (audio) {
1961                 if (status == 0) {
1962                         audio.play();
1963                         status = 1;
1964                         elem.innerHTML = __("Playing...");
1965                         elem.title = __("Click to pause");
1966                         elem.addClassName("playing");
1967                 } else {
1968                         audio.pause();
1969                         status = 0;
1970                         elem.innerHTML = __("Play");
1971                         elem.title = __("Click to play");
1972                         elem.removeClassName("playing");
1973                 }
1974
1975                 elem.setAttribute("status", status);
1976         } else {
1977                 alert("Your browser doesn't seem to support HTML5 audio.");
1978         }
1979 }
1980
1981 function cache_set(id, obj) {
1982         //console.log("cache_set: " + id);
1983         if (has_storage)
1984                 try {
1985                         sessionStorage[id] = obj;
1986                 } catch (e) {
1987                         sessionStorage.clear();
1988                 }
1989 }
1990
1991 function cache_get(id) {
1992         if (has_storage)
1993                 return sessionStorage[id];
1994 }
1995
1996 function cache_clear() {
1997         if (has_storage)
1998                 sessionStorage.clear();
1999 }
2000
2001 function cache_delete(id) {
2002         if (has_storage)
2003                 sessionStorage.removeItem(id);
2004 }
2005
2006 function cache_headlines(feed, is_cat, toolbar_obj, content_obj) {
2007         if (toolbar_obj && content_obj) {
2008                 cache_set("feed:" + feed + ":" + is_cat,
2009                         JSON.stringify({toolbar: toolbar_obj, content: content_obj}));
2010         } else {
2011                 try {
2012                         obj =   cache_get("feed:" + feed + ":" + is_cat);
2013
2014                         if (obj) {
2015                                 obj = JSON.parse(obj);
2016
2017                                 if (toolbar_obj) obj.toolbar = toolbar_obj;
2018                                 if (content_obj) obj.content = content_obj;
2019
2020                                 cache_set("feed:" + feed + ":" + is_cat, JSON.stringify(obj));
2021                         }
2022
2023                 } catch (e) {
2024                         console.warn("cache_headlines failed: " + e);
2025                 }
2026         }
2027 }
2028
2029 function render_local_headlines(feed, is_cat, obj) {
2030         try {
2031
2032                 dijit.byId("headlines-toolbar").attr('content',
2033                         obj.toolbar);
2034
2035                 dijit.byId("headlines-frame").attr('content',
2036                         obj.content);
2037
2038                 dojo.parser.parse('headlines-toolbar');
2039
2040                 $("headlines-frame").scrollTop = 0;
2041                 selectArticles('none');
2042                 setActiveFeedId(feed, is_cat);
2043                 initHeadlinesMenu();
2044
2045                 dijit.getEnclosingWidget(
2046                         document.forms["main_toolbar_form"].update).attr('disabled',
2047                                 is_cat || feed <= 0);
2048
2049                 precache_headlines();
2050
2051         } catch (e) {
2052                 exception_error("render_local_headlines", e);
2053         }
2054 }
2055
2056 function precache_headlines_idle() {
2057         try {
2058                 if (!feed_precache_timeout_id) {
2059                         if (get_timestamp() - _viewfeed_last > 120) {
2060
2061                                 var feeds = dijit.byId("feedTree").getVisibleUnreadFeeds();
2062                                 var uncached = [];
2063
2064                                 feeds.each(function(item) {
2065                                         if (parseInt(item[0]) > 0 && !cache_get("feed:" + item[0] + ":" + item[1]))
2066                                                 uncached.push(item);
2067                                 });
2068
2069                                 if (uncached.length > 0) {
2070                                         var rf = uncached[Math.floor(Math.random()*uncached.length)];
2071                                         viewfeed(rf[0], '', rf[1], 0, true);
2072                                 }
2073                         }
2074                 }
2075                 precache_idle_timeout_id = setTimeout("precache_headlines_idle()", 1000*30);
2076
2077         } catch (e) {
2078                 exception_error("precache_headlines_idle", e);
2079         }
2080 }
2081
2082 function precache_headlines() {
2083         try {
2084
2085                 if (!feed_precache_timeout_id) {
2086                         feed_precache_timeout_id = window.setTimeout(function() {
2087                                 var nuf = getNextUnreadFeed(getActiveFeedId(), activeFeedIsCat());
2088                                 var nf = dijit.byId("feedTree").getNextFeed(getActiveFeedId(), activeFeedIsCat());
2089
2090                                 if (nuf && !cache_get("feed:" + nuf + ":" + activeFeedIsCat()))
2091                                         viewfeed(nuf, '', activeFeedIsCat(), 0, true);
2092
2093                                 if (nf && nf[0] != nuf && !cache_get("feed:" + nf[0] + ":" + nf[1]))
2094                                         viewfeed(nf[0], '', nf[1], 0, true);
2095
2096                                 window.setTimeout(function() {
2097                                         feed_precache_timeout_id = false;
2098                                         }, 3000);
2099                         }, 1000);
2100                 }
2101
2102         } catch (e) {
2103                 exception_error("precache_headlines", e);
2104         }
2105 }
2106
2107 function cancelSearch() {
2108         try {
2109                 _search_query = "";
2110                 viewCurrentFeed();
2111         } catch (e) {
2112                 exception_error("cancelSearch", e);
2113         }
2114 }
2115
2116 function setSelectionScore() {
2117         try {
2118                 var ids = getSelectedArticleIds2();
2119
2120                 if (ids.length > 0) {
2121                         console.log(ids);
2122
2123                         var score = prompt(__("Please enter new score for selected articles:"), score);
2124
2125                         if (score != undefined) {
2126                                 var query = "op=rpc&method=setScore&id=" + param_escape(ids.toString()) +
2127                                         "&score=" + param_escape(score);
2128
2129                                 new Ajax.Request("backend.php", {
2130                                         parameters: query,
2131                                         onComplete: function(transport) {
2132                                                 var reply = JSON.parse(transport.responseText);
2133                                                 if (reply) {
2134                                                         console.log(ids);
2135
2136                                                         ids.each(function(id) {
2137                                                                 var row = $("RROW-" + id);
2138
2139                                                                 if (row) {
2140                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2141
2142                                                                         if (pic) {
2143                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2144                                                                                         reply["score_pic"]);
2145                                                                                 pic.setAttribute("score", score);
2146                                                                         }
2147                                                                 }
2148                                                         });
2149                                                 }
2150                                         } });
2151                         }
2152
2153                 } else {
2154                         alert(__("No articles are selected."));
2155                 }
2156         } catch (e) {
2157                 exception_error("setSelectionScore", e);
2158         }
2159 }
2160
2161 function changeScore(id, pic) {
2162         try {
2163                 var score = pic.getAttribute("score");
2164
2165                 var new_score = prompt(__("Please enter new score for this article:"), score);
2166
2167                 if (new_score != undefined) {
2168
2169                         var query = "op=rpc&method=setScore&id=" + param_escape(id) +
2170                                 "&score=" + param_escape(new_score);
2171
2172                         new Ajax.Request("backend.php", {
2173                                 parameters: query,
2174                                 onComplete: function(transport) {
2175                                         var reply = JSON.parse(transport.responseText);
2176
2177                                         if (reply) {
2178                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2179                                                 pic.setAttribute("score", new_score);
2180                                         }
2181                                 } });
2182                 }
2183         } catch (e) {
2184                 exception_error("changeScore", e);
2185         }
2186 }