js/viewfeed.js

   1 var active_post_id = false;
   2
   3 var article_cache = new Array();
   4
   5 var vgroup_last_feed = false;
   6 var post_under_pointer = false;
   7
   8 var last_requested_article = false;
   9
  10 var catchup_id_batch = [];
  11 var catchup_timeout_id = false;
  12 var feed_precache_timeout_id = false;
  13 var precache_idle_timeout_id = false;
  14
  15 var cids_requested = [];
  16
  17 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
  18
  19 function headlines_callback2(transport, offset, background, infscroll_req) {
  20         try {
  21                 handle_rpc_json(transport);
  22
  23                 loading_set_progress(25);
  24
  25                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  26
  27                 var is_cat = false;
  28                 var feed_id = false;
  29
  30                 var reply = false;
  31
  32                 try {
  33                         reply = JSON.parse(transport.responseText);
  34                 } catch (e) {
  35                         console.error(e);
  36                 }
  37
  38                 if (reply) {
  39
  40                         is_cat = reply['headlines']['is_cat'];
  41                         feed_id = reply['headlines']['id'];
  42
  43                         if (background) {
  44                                 var content = reply['headlines']['content'];
  45
  46                                 if (getInitParam("cdm_auto_catchup") == 1) {
  47                                         content = content + "<div id='headlines-spacer'></div>";
  48                                 }
  49
  50                                 cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], content);
  51                                 return;
  52                         }
  53
  54                         setActiveFeedId(feed_id, is_cat);
  55
  56                         dijit.getEnclosingWidget(
  57                                 document.forms["main_toolbar_form"].update).attr('disabled',
  58                                         is_cat || feed_id <= 0);
  59
  60                         try {
  61                                 if (offset == 0 && infscroll_req == false) {
  62                                         $("headlines-frame").scrollTop = 0;
  63                                 }
  64                         } catch (e) { };
  65
  66                         var headlines_count = reply['headlines-info']['count'];
  67
  68                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  69
  70                         if (parseInt(headlines_count) < getInitParam("default_article_limit")) {
  71                                 _infscroll_disable = 1;
  72                         } else {
  73                                 _infscroll_disable = 0;
  74                         }
  75
  76                         var counters = reply['counters'];
  77                         var articles = reply['articles'];
  78                         //var runtime_info = reply['runtime-info'];
  79
  80                         if (offset == 0 && infscroll_req == false) {
  81                                 dijit.byId("headlines-frame").attr('content',
  82                                         reply['headlines']['content']);
  83
  84                                 dijit.byId("headlines-toolbar").attr('content',
  85                                         reply['headlines']['toolbar']);
  86
  87                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  88                                         if ($$("#headlines-frame DIV[id="+row.id+"]").length > 1) {
  89                                                 row.parentNode.removeChild(row);
  90                                         }
  91                                 });
  92
  93                                 if (getInitParam("cdm_auto_catchup") == 1) {
  94                                         var hsp = $("headlines-spacer");
  95                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
  96                                         dijit.byId('headlines-frame').domNode.appendChild(hsp);
  97                                 }
  98
  99                                 initHeadlinesMenu();
 100
 101                                 if (_search_query) {
 102                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 103                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 104                                                 "</span>";
 105                                 }
 106
 107                         } else {
 108
 109                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 110                                         console.log("adding some more headlines: " + headlines_count);
 111
 112                                         var c = dijit.byId("headlines-frame");
 113                                         var ids = getSelectedArticleIds2();
 114                                         var num_added = 0;
 115
 116                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 117
 118                                         var hsp = $("headlines-spacer");
 119
 120                                         if (hsp)
 121                                                 c.domNode.removeChild(hsp);
 122
 123                                         $$("#headlines-tmp > div").each(function(row) {
 124                                                 if (row.className == 'cdmFeedTitle') {
 125                                                         row.addClassName('new');
 126                                                         row.style.display = 'none';
 127                                                         c.domNode.appendChild(row);
 128                                                         ++num_added;
 129                                                 } else if ($$("#headlines-frame DIV[id="+row.id+"]").length == 0) {
 130                                                         row.style.display = 'none';
 131                                                         row.addClassName('new');
 132                                                         c.domNode.appendChild(row);
 133                                                         ++num_added;
 134                                                 } else {
 135                                                         row.parentNode.removeChild(row);
 136                                                 }
 137                                         });
 138
 139                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 140
 141                                         fixHeadlinesOrder(getLoadedArticleIds());
 142
 143                                         if (getInitParam("cdm_auto_catchup") == 1) {
 144                                                 c.domNode.appendChild(hsp);
 145                                         }
 146
 147                                         console.log("added " + num_added + " headlines");
 148
 149                                         if (num_added == 0)
 150                                                 _infscroll_disable = true;
 151
 152                                         console.log("restore selected ids: " + ids);
 153
 154                                         for (var i = 0; i < ids.length; i++) {
 155                                                 markHeadline(ids[i]);
 156                                         }
 157
 158                                         initHeadlinesMenu();
 159
 160                                         $$("#headlines-frame > div[class*=new]").each(
 161                                         function(child) {
 162                                                 child.removeClassName('new');
 163                                                 if (!Element.visible(child))
 164                                                         new Effect.Appear(child, { duration : 0.5 });
 165                                         });
 166
 167                                 } else {
 168                                         console.log("no new headlines received");
 169
 170                                         var hsp = $("headlines-spacer");
 171
 172                                         if (hsp) hsp.innerHTML = "";
 173                                 }
 174                         }
 175
 176                         if (headlines_count > 0)
 177                                 cache_headlines(feed_id, is_cat, reply['headlines']['toolbar'], $("headlines-frame").innerHTML);
 178
 179                         if (articles) {
 180                                 for (var i = 0; i < articles.length; i++) {
 181                                         var a_id = articles[i]['id'];
 182                                         cache_set("article:" + a_id, articles[i]['content']);
 183                                 }
 184                         } else {
 185                                 console.log("no cached articles received");
 186                         }
 187
 188                         // do not precache stuff after fresh feed
 189                         if (feed_id != -3)
 190                                 precache_headlines();
 191
 192                         if (counters)
 193                                 parse_counters(counters);
 194                         else
 195                                 request_counters();
 196
 197                 } else {
 198                         console.error("Invalid object received: " + transport.responseText);
 199                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 200                                         __('Could not update headlines (invalid object received - see error console for details)') +
 201                                         "</div>");
 202                 }
 203
 204                 _infscroll_request_sent = 0;
 205
 206                 notify("");
 207
 208         } catch (e) {
 209                 exception_error("headlines_callback2", e, transport);
 210         }
 211 }
 212
 213 function render_article(article) {
 214         try {
 215                 dijit.byId("headlines-wrap-inner").addChild(
 216                                 dijit.byId("content-insert"));
 217
 218                 var c = dijit.byId("content-insert");
 219
 220                 try {
 221                         c.domNode.scrollTop = 0;
 222                 } catch (e) { };
 223
 224                 c.attr('content', article);
 225
 226                 correctHeadlinesOffset(getActiveArticleId());
 227
 228                 try {
 229                         c.focus();
 230                 } catch (e) { };
 231
 232         } catch (e) {
 233                 exception_error("render_article", e);
 234         }
 235 }
 236
 237 function showArticleInHeadlines(id) {
 238
 239         try {
 240
 241                 selectArticles("none");
 242
 243                 var crow = $("RROW-" + id);
 244
 245                 if (!crow) return;
 246
 247                 var article_is_unread = crow.hasClassName("Unread");
 248
 249                 crow.removeClassName("Unread");
 250
 251                 selectArticles('none');
 252
 253                 var upd_img_pic = $("FUPDPIC-" + id);
 254
 255                 var view_mode = false;
 256
 257                 try {
 258                         view_mode = document.forms['main_toolbar_form'].view_mode;
 259                         view_mode = view_mode[view_mode.selectedIndex].value;
 260                 } catch (e) {
 261                         //
 262                 }
 263
 264                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
 265                                         upd_img_pic.src.match("fresh_sign.png"))) {
 266
 267                         upd_img_pic.src = "images/blank_icon.gif";
 268
 269                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 270
 271                 } else if (article_is_unread && view_mode == "all_articles") {
 272                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 273                 }
 274
 275                 markHeadline(id);
 276
 277                 if (article_is_unread)
 278                         _force_scheduled_update = true;
 279
 280         } catch (e) {
 281                 exception_error("showArticleInHeadlines", e);
 282         }
 283 }
 284
 285 function article_callback2(transport, id) {
 286         try {
 287                 console.log("article_callback2 " + id);
 288
 289                 handle_rpc_json(transport);
 290
 291                 var reply = false;
 292
 293                 try {
 294                         reply = JSON.parse(transport.responseText);
 295                 } catch (e) {
 296                         console.error(e);
 297                 }
 298
 299                 if (reply) {
 300
 301                         var upic = $('FUPDPIC-' + id);
 302
 303                         if (upic) upic.src = 'images/blank_icon.gif';
 304
 305                         reply.each(function(article) {
 306                                 if (active_post_id == article['id']) {
 307                                         render_article(article['content']);
 308                                 }
 309                                 cids_requested.remove(article['id']);
 310
 311                                 cache_set("article:" + article['id'], article['content']);
 312                         });
 313
 314 //                      if (id != last_requested_article) {
 315 //                              console.log("requested article id is out of sequence, aborting");
 316 //                              return;
 317 //                      }
 318
 319                 } else {
 320                         console.error("Invalid object received: " + transport.responseText);
 321
 322                         render_article("<div class='whiteBox'>" +
 323                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 324                 }
 325
 326                 request_counters();
 327
 328                 headlines_scroll_handler($("headlines-frame"));
 329
 330 /*              try {
 331                         if (!_infscroll_disable &&
 332                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 333
 334                                 loadMoreHeadlines();
 335                         }
 336                 } catch (e) {
 337                         console.warn(e);
 338                 } */
 339
 340                 notify("");
 341         } catch (e) {
 342                 exception_error("article_callback2", e, transport);
 343         }
 344 }
 345
 346 function view(id) {
 347         try {
 348                 console.log("loading article: " + id);
 349
 350                 var cached_article = cache_get("article:" + id);
 351
 352                 console.log("cache check result: " + (cached_article != false));
 353
 354                 hideAuxDlg();
 355
 356                 var query = "?op=article&method=view&id=" + param_escape(id);
 357
 358                 var neighbor_ids = getRelativePostIds(id);
 359
 360                 /* only request uncached articles */
 361
 362                 var cids_to_request = [];
 363
 364                 for (var i = 0; i < neighbor_ids.length; i++) {
 365                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 366                                 if (!cache_get("article:" + neighbor_ids[i])) {
 367                                         cids_to_request.push(neighbor_ids[i]);
 368                                         cids_requested.push(neighbor_ids[i]);
 369                                 }
 370                 }
 371
 372                 console.log("additional ids: " + cids_to_request.toString());
 373
 374                 query = query + "&cids=" + cids_to_request.toString();
 375
 376                 var crow = $("RROW-" + id);
 377                 var article_is_unread = crow.hasClassName("Unread");
 378
 379                 active_post_id = id;
 380                 showArticleInHeadlines(id);
 381
 382                 precache_headlines();
 383
 384                 if (!cached_article) {
 385
 386                         var upic = $('FUPDPIC-' + id);
 387
 388                         if (upic) {
 389                                 upic.src = getInitParam("sign_progress");
 390                         }
 391
 392                 } else if (cached_article && article_is_unread) {
 393
 394                         query = query + "&mode=prefetch";
 395
 396                         render_article(cached_article);
 397
 398                 } else if (cached_article) {
 399
 400                         query = query + "&mode=prefetch_old";
 401                         render_article(cached_article);
 402
 403                         // if we don't need to request any relative ids, we might as well skip
 404                         // the server roundtrip altogether
 405                         if (cids_to_request.length == 0) {
 406
 407 /*                              try {
 408                                         if (!_infscroll_disable &&
 409                                                 $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 410
 411                                                         loadMoreHeadlines();
 412                                         }
 413                                 } catch (e) {
 414                                         console.warn(e);
 415                                 } */
 416
 417                                 headlines_scroll_handler($("headlines-frame"));
 418
 419                                 return;
 420                         }
 421                 }
 422
 423                 last_requested_article = id;
 424
 425                 console.log(query);
 426
 427                 if (article_is_unread) {
 428                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 429                 }
 430
 431                 new Ajax.Request("backend.php", {
 432                         parameters: query,
 433                         onComplete: function(transport) {
 434                                 article_callback2(transport, id);
 435                         } });
 436
 437                 return false;
 438
 439         } catch (e) {
 440                 exception_error("view", e);
 441         }
 442 }
 443
 444 function toggleMark(id, client_only) {
 445         try {
 446                 var query = "?op=rpc&id=" + id + "&method=mark";
 447
 448                 var img = $("FMPIC-" + id);
 449
 450                 if (!img) return;
 451
 452                 if (img.src.match("mark_unset")) {
 453                         img.src = img.src.replace("mark_unset", "mark_set");
 454                         img.alt = __("Unstar article");
 455                         query = query + "&mark=1";
 456
 457                 } else {
 458                         img.src = img.src.replace("mark_set", "mark_unset");
 459                         img.alt = __("Star article");
 460                         query = query + "&mark=0";
 461                 }
 462
 463                 cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 464
 465                 if (!client_only) {
 466                         new Ajax.Request("backend.php", {
 467                                 parameters: query,
 468                                 onComplete: function(transport) {
 469                                         handle_rpc_json(transport);
 470                                 } });
 471                 }
 472
 473         } catch (e) {
 474                 exception_error("toggleMark", e);
 475         }
 476 }
 477
 478 function togglePub(id, client_only, no_effects, note) {
 479         try {
 480                 var query = "?op=rpc&id=" + id + "&method=publ";
 481
 482                 if (note != undefined) {
 483                         query = query + "&note=" + param_escape(note);
 484                 } else {
 485                         query = query + "&note=undefined";
 486                 }
 487
 488                 var img = $("FPPIC-" + id);
 489
 490                 if (!img) return;
 491
 492                 if (img.src.match("pub_unset") || note != undefined) {
 493                         img.src = img.src.replace("pub_unset", "pub_set");
 494                         img.alt = __("Unpublish article");
 495                         query = query + "&pub=1";
 496
 497                 } else {
 498                         img.src = img.src.replace("pub_set", "pub_unset");
 499                         img.alt = __("Publish article");
 500
 501                         query = query + "&pub=0";
 502                 }
 503
 504                 cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
 505
 506                 if (!client_only) {
 507                         new Ajax.Request("backend.php", {
 508                                 parameters: query,
 509                                 onComplete: function(transport) {
 510                                         handle_rpc_json(transport);
 511                                 } });
 512                 }
 513
 514         } catch (e) {
 515                 exception_error("togglePub", e);
 516         }
 517 }
 518
 519 function moveToPost(mode) {
 520
 521         try {
 522
 523                 var rows = getVisibleArticleIds();
 524
 525                 var prev_id = false;
 526                 var next_id = false;
 527
 528                 if (!$('RROW-' + active_post_id)) {
 529                         active_post_id = false;
 530                 }
 531
 532                 if (active_post_id == false) {
 533                         next_id = rows[0];
 534                         prev_id = rows[rows.length-1]
 535                 } else {
 536                         for (var i = 0; i < rows.length; i++) {
 537                                 if (rows[i] == active_post_id) {
 538
 539                                         // Account for adjacent identical article ids.
 540                                         if (i > 0) prev_id = rows[i-1];
 541
 542                                         for (var j = i+1; j < rows.length; j++) {
 543                                                 if (rows[j] != active_post_id) {
 544                                                         next_id = rows[j];
 545                                                         break;
 546                                                 }
 547                                         }
 548                                         break;
 549                                 }
 550                         }
 551                 }
 552
 553                 if (mode == "next") {
 554                         if (next_id) {
 555                                 if (isCdmMode()) {
 556
 557                                         cdmExpandArticle(next_id);
 558                                         cdmScrollToArticleId(next_id);
 559
 560                                 } else {
 561                                         correctHeadlinesOffset(next_id);
 562                                         view(next_id, getActiveFeedId());
 563                                 }
 564                         }
 565                 }
 566
 567                 if (mode == "prev") {
 568                         if (prev_id) {
 569                                 if (isCdmMode()) {
 570                                         cdmExpandArticle(prev_id);
 571                                         cdmScrollToArticleId(prev_id);
 572                                 } else {
 573                                         correctHeadlinesOffset(prev_id);
 574                                         view(prev_id, getActiveFeedId());
 575                                 }
 576                         }
 577                 }
 578
 579         } catch (e) {
 580                 exception_error("moveToPost", e);
 581         }
 582 }
 583
 584 function toggleSelected(id, force_on) {
 585         try {
 586
 587                 var cb = $("RCHK-" + id);
 588                 var row = $("RROW-" + id);
 589
 590                 if (row) {
 591                         if (row.hasClassName('Selected') && !force_on) {
 592                                 row.removeClassName('Selected');
 593                                 if (cb) cb.checked = false;
 594                         } else {
 595                                 row.addClassName('Selected');
 596                                 if (cb) cb.checked = true;
 597                         }
 598                 }
 599         } catch (e) {
 600                 exception_error("toggleSelected", e);
 601         }
 602 }
 603
 604 function toggleUnread_afh(effect) {
 605         try {
 606
 607                 var elem = effect.element;
 608                 elem.style.backgroundColor = "";
 609
 610         } catch (e) {
 611                 exception_error("toggleUnread_afh", e);
 612         }
 613 }
 614
 615 function toggleUnread(id, cmode, effect) {
 616         try {
 617
 618                 var row = $("RROW-" + id);
 619                 if (row) {
 620                         if (cmode == undefined || cmode == 2) {
 621                                 if (row.hasClassName("Unread")) {
 622                                         row.removeClassName("Unread");
 623
 624                                         if (effect) {
 625                                                 new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 626                                                         afterFinish: toggleUnread_afh,
 627                                                         queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 628                                         }
 629
 630                                 } else {
 631                                         row.addClassName("Unread");
 632                                 }
 633
 634                         } else if (cmode == 0) {
 635
 636                                 row.removeClassName("Unread");
 637
 638                                 if (effect) {
 639                                         new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 640                                                 afterFinish: toggleUnread_afh,
 641                                                 queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 642                                 }
 643
 644                         } else if (cmode == 1) {
 645                                 row.addClassName("Unread");
 646                         }
 647
 648                         if (cmode == undefined) cmode = 2;
 649
 650                         var query = "?op=rpc&method=catchupSelected" +
 651                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 652
 653 //                      notify_progress("Loading, please wait...");
 654
 655                         new Ajax.Request("backend.php", {
 656                                 parameters: query,
 657                                 onComplete: function(transport) {
 658                                         handle_rpc_json(transport);
 659                                 } });
 660
 661                 }
 662
 663         } catch (e) {
 664                 exception_error("toggleUnread", e);
 665         }
 666 }
 667
 668 function selectionRemoveLabel(id, ids) {
 669         try {
 670
 671                 if (!ids) ids = getSelectedArticleIds2();
 672
 673                 if (ids.length == 0) {
 674                         alert(__("No articles are selected."));
 675                         return;
 676                 }
 677
 678                 var query = "?op=rpc&method=removeFromLabel&ids=" +
 679                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 680
 681                 console.log(query);
 682
 683                 new Ajax.Request("backend.php", {
 684                         parameters: query,
 685                         onComplete: function(transport) {
 686                                 handle_rpc_json(transport);
 687                                 show_labels_in_headlines(transport);
 688                         } });
 689
 690         } catch (e) {
 691                 exception_error("selectionAssignLabel", e);
 692
 693         }
 694 }
 695
 696 function selectionAssignLabel(id, ids) {
 697         try {
 698
 699                 if (!ids) ids = getSelectedArticleIds2();
 700
 701                 if (ids.length == 0) {
 702                         alert(__("No articles are selected."));
 703                         return;
 704                 }
 705
 706                 var query = "?op=rpc&method=assignToLabel&ids=" +
 707                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 708
 709                 console.log(query);
 710
 711                 new Ajax.Request("backend.php", {
 712                         parameters: query,
 713                         onComplete: function(transport) {
 714                                 handle_rpc_json(transport);
 715                                 show_labels_in_headlines(transport);
 716                         } });
 717
 718         } catch (e) {
 719                 exception_error("selectionAssignLabel", e);
 720
 721         }
 722 }
 723
 724 function selectionToggleUnread(set_state, callback, no_error) {
 725         try {
 726                 var rows = getSelectedArticleIds2();
 727
 728                 if (rows.length == 0 && !no_error) {
 729                         alert(__("No articles are selected."));
 730                         return;
 731                 }
 732
 733                 for (var i = 0; i < rows.length; i++) {
 734                         var row = $("RROW-" + rows[i]);
 735                         if (row) {
 736                                 if (set_state == undefined) {
 737                                         if (row.hasClassName("Unread")) {
 738                                                 row.removeClassName("Unread");
 739                                         } else {
 740                                                 row.addClassName("Unread");
 741                                         }
 742                                 }
 743
 744                                 if (set_state == false) {
 745                                         row.removeClassName("Unread");
 746                                 }
 747
 748                                 if (set_state == true) {
 749                                         row.addClassName("Unread");
 750                                 }
 751                         }
 752                 }
 753
 754                 if (rows.length > 0) {
 755
 756                         var cmode = "";
 757
 758                         if (set_state == undefined) {
 759                                 cmode = "2";
 760                         } else if (set_state == true) {
 761                                 cmode = "1";
 762                         } else if (set_state == false) {
 763                                 cmode = "0";
 764                         }
 765
 766                         var query = "?op=rpc&method=catchupSelected" +
 767                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 768
 769                         notify_progress("Loading, please wait...");
 770
 771                         new Ajax.Request("backend.php", {
 772                                 parameters: query,
 773                                 onComplete: function(transport) {
 774                                         handle_rpc_json(transport);
 775                                         if (callback) callback(transport);
 776                                 } });
 777
 778                 }
 779
 780         } catch (e) {
 781                 exception_error("selectionToggleUnread", e);
 782         }
 783 }
 784
 785 function selectionToggleMarked() {
 786         try {
 787
 788                 var rows = getSelectedArticleIds2();
 789
 790                 if (rows.length == 0) {
 791                         alert(__("No articles are selected."));
 792                         return;
 793                 }
 794
 795                 for (var i = 0; i < rows.length; i++) {
 796                         toggleMark(rows[i], true, true);
 797                 }
 798
 799                 if (rows.length > 0) {
 800
 801                         var query = "?op=rpc&method=markSelected&ids=" +
 802                                 param_escape(rows.toString()) + "&cmode=2";
 803
 804                         new Ajax.Request("backend.php", {
 805                                 parameters: query,
 806                                 onComplete: function(transport) {
 807                                         handle_rpc_json(transport);
 808                                 } });
 809
 810                 }
 811
 812         } catch (e) {
 813                 exception_error("selectionToggleMarked", e);
 814         }
 815 }
 816
 817 function selectionTogglePublished() {
 818         try {
 819
 820                 var rows = getSelectedArticleIds2();
 821
 822                 if (rows.length == 0) {
 823                         alert(__("No articles are selected."));
 824                         return;
 825                 }
 826
 827                 for (var i = 0; i < rows.length; i++) {
 828                         togglePub(rows[i], true, true);
 829                 }
 830
 831                 if (rows.length > 0) {
 832
 833                         var query = "?op=rpc&method=publishSelected&ids=" +
 834                                 param_escape(rows.toString()) + "&cmode=2";
 835
 836                         new Ajax.Request("backend.php", {
 837                                 parameters: query,
 838                                 onComplete: function(transport) {
 839                                         handle_rpc_json(transport);
 840                                 } });
 841
 842                 }
 843
 844         } catch (e) {
 845                 exception_error("selectionToggleMarked", e);
 846         }
 847 }
 848
 849 function getSelectedArticleIds2() {
 850
 851         var rv = [];
 852
 853         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 854                 function(child) {
 855                         rv.push(child.id.replace("RROW-", ""));
 856                 });
 857
 858         return rv;
 859 }
 860
 861 function getLoadedArticleIds() {
 862         var rv = [];
 863
 864         var children = $$("#headlines-frame > div[id*=RROW-]");
 865
 866         children.each(function(child) {
 867                         rv.push(child.id.replace("RROW-", ""));
 868                 });
 869
 870         return rv;
 871
 872 }
 873
 874 // mode = all,none,unread,invert,marked,published
 875 function selectArticles(mode) {
 876         try {
 877
 878                 var children = $$("#headlines-frame > div[id*=RROW]");
 879
 880                 children.each(function(child) {
 881                         var id = child.id.replace("RROW-", "");
 882                         var cb = $("RCHK-" + id);
 883
 884                         if (mode == "all") {
 885                                 child.addClassName("Selected");
 886                                 cb.checked = true;
 887                         } else if (mode == "unread") {
 888                                 if (child.hasClassName("Unread")) {
 889                                         child.addClassName("Selected");
 890                                         cb.checked = true;
 891                                 } else {
 892                                         child.removeClassName("Selected");
 893                                         cb.checked = false;
 894                                 }
 895                         } else if (mode == "marked") {
 896                                 var img = $("FMPIC-" + child.id.replace("RROW-", ""));
 897
 898                                 if (img && img.src.match("mark_set")) {
 899                                         child.addClassName("Selected");
 900                                         cb.checked = true;
 901                                 } else {
 902                                         child.removeClassName("Selected");
 903                                         cb.checked = false;
 904                                 }
 905                         } else if (mode == "published") {
 906                                 var img = $("FPPIC-" + child.id.replace("RROW-", ""));
 907
 908                                 if (img && img.src.match("pub_set")) {
 909                                         child.addClassName("Selected");
 910                                         cb.checked = true;
 911                                 } else {
 912                                         child.removeClassName("Selected");
 913                                         cb.checked = false;
 914                                 }
 915
 916                         } else if (mode == "invert") {
 917                                 if (child.hasClassName("Selected")) {
 918                                         child.removeClassName("Selected");
 919                                         cb.checked = false;
 920                                 } else {
 921                                         child.addClassName("Selected");
 922                                         cb.checked = true;
 923                                 }
 924
 925                         } else {
 926                                 child.removeClassName("Selected");
 927                                 cb.checked = false;
 928                         }
 929                 });
 930
 931         } catch (e) {
 932                 exception_error("selectArticles", e);
 933         }
 934 }
 935
 936 function catchupPage() {
 937
 938         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 939
 940         var str = __("Mark all visible articles in %s as read?");
 941
 942         str = str.replace("%s", fn);
 943
 944         if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 945                 return;
 946         }
 947
 948         selectArticles('all');
 949         selectionToggleUnread(false, 'viewCurrentFeed()', true);
 950         selectArticles('none');
 951 }
 952
 953 function deleteSelection() {
 954
 955         try {
 956
 957                 var rows = getSelectedArticleIds2();
 958
 959                 if (rows.length == 0) {
 960                         alert(__("No articles are selected."));
 961                         return;
 962                 }
 963
 964                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 965                 var str;
 966
 967                 if (getActiveFeedId() != 0) {
 968                         str = __("Delete %d selected articles in %s?");
 969                 } else {
 970                         str = __("Delete %d selected articles?");
 971                 }
 972
 973                 str = str.replace("%d", rows.length);
 974                 str = str.replace("%s", fn);
 975
 976                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 977                         return;
 978                 }
 979
 980                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
 981
 982                 console.log(query);
 983
 984                 new Ajax.Request("backend.php", {
 985                         parameters: query,
 986                         onComplete: function(transport) {
 987                                         handle_rpc_json(transport);
 988                                         viewCurrentFeed();
 989                                 } });
 990
 991         } catch (e) {
 992                 exception_error("deleteSelection", e);
 993         }
 994 }
 995
 996 function archiveSelection() {
 997
 998         try {
 999
1000                 var rows = getSelectedArticleIds2();
1001
1002                 if (rows.length == 0) {
1003                         alert(__("No articles are selected."));
1004                         return;
1005                 }
1006
1007                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1008                 var str;
1009                 var op;
1010
1011                 if (getActiveFeedId() != 0) {
1012                         str = __("Archive %d selected articles in %s?");
1013                         op = "archive";
1014                 } else {
1015                         str = __("Move %d archived articles back?");
1016                         op = "unarchive";
1017                 }
1018
1019                 str = str.replace("%d", rows.length);
1020                 str = str.replace("%s", fn);
1021
1022                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1023                         return;
1024                 }
1025
1026                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1027
1028                 console.log(query);
1029
1030                 for (var i = 0; i < rows.length; i++) {
1031                         cache_delete("article:" + rows[i]);
1032                 }
1033
1034                 new Ajax.Request("backend.php", {
1035                         parameters: query,
1036                         onComplete: function(transport) {
1037                                         handle_rpc_json(transport);
1038                                         viewCurrentFeed();
1039                                 } });
1040
1041         } catch (e) {
1042                 exception_error("archiveSelection", e);
1043         }
1044 }
1045
1046 function catchupSelection() {
1047
1048         try {
1049
1050                 var rows = getSelectedArticleIds2();
1051
1052                 if (rows.length == 0) {
1053                         alert(__("No articles are selected."));
1054                         return;
1055                 }
1056
1057                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1058
1059                 var str = __("Mark %d selected articles in %s as read?");
1060
1061                 str = str.replace("%d", rows.length);
1062                 str = str.replace("%s", fn);
1063
1064                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1065                         return;
1066                 }
1067
1068                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1069
1070         } catch (e) {
1071                 exception_error("catchupSelection", e);
1072         }
1073 }
1074
1075 function editArticleTags(id) {
1076                 var query = "backend.php?op=dlg&method=editArticleTags&param=" + param_escape(id);
1077
1078                 if (dijit.byId("editTagsDlg"))
1079                         dijit.byId("editTagsDlg").destroyRecursive();
1080
1081                 dialog = new dijit.Dialog({
1082                         id: "editTagsDlg",
1083                         title: __("Edit article Tags"),
1084                         style: "width: 600px",
1085                         execute: function() {
1086                                 if (this.validate()) {
1087                                         var query = dojo.objectToQuery(this.attr('value'));
1088
1089                                         notify_progress("Saving article tags...", true);
1090
1091                                         new Ajax.Request("backend.php", {
1092                                         parameters: query,
1093                                         onComplete: function(transport) {
1094                                                 notify('');
1095                                                 dialog.hide();
1096
1097                                                 var data = JSON.parse(transport.responseText);
1098
1099                                                 if (data) {
1100                                                         var tags_str = article.tags;
1101                                                         var id = tags_str.id;
1102
1103                                                         var tags = $("ATSTR-" + id);
1104                                                         var tooltip = dijit.byId("ATSTRTIP-" + id);
1105
1106                                                         if (tags) tags.innerHTML = tags_str.content;
1107                                                         if (tooltip) tooltip.attr('label', tags_str.content_full);
1108
1109                                                         cache_delete("article:" + id);
1110                                                 }
1111
1112                                         }});
1113                                 }
1114                         },
1115                         href: query,
1116                 });
1117
1118                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1119                 dojo.disconnect(tmph);
1120
1121                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1122                            "backend.php?op=rpc&method=completeTags",
1123                            { tokens: ',', paramName: "search" });
1124                 });
1125
1126                 dialog.show();
1127
1128 }
1129
1130 function cdmScrollToArticleId(id) {
1131         try {
1132                 var ctr = $("headlines-frame");
1133                 var e = $("RROW-" + id);
1134
1135                 if (!e || !ctr) return;
1136
1137                 ctr.scrollTop = e.offsetTop;
1138
1139         } catch (e) {
1140                 exception_error("cdmScrollToArticleId", e);
1141         }
1142 }
1143
1144 function getActiveArticleId() {
1145         return active_post_id;
1146 }
1147
1148 function postMouseIn(id) {
1149         post_under_pointer = id;
1150 }
1151
1152 function postMouseOut(id) {
1153         post_under_pointer = false;
1154 }
1155
1156 function headlines_scroll_handler(e) {
1157         try {
1158                 var hsp = $("headlines-spacer");
1159
1160                 if (!_infscroll_disable) {
1161                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1162                                         (e.scrollHeight != 0 &&
1163                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1164
1165                                 if (hsp)
1166                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1167                                                 __("Loading, please wait...");
1168
1169                                 loadMoreHeadlines();
1170                                 return;
1171
1172                         }
1173                 } else {
1174                         if (hsp) hsp.innerHTML = "";
1175                 }
1176
1177                 if (getInitParam("cdm_auto_catchup") == 1) {
1178
1179                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1180                                 function(child) {
1181                                         if ($("headlines-frame").scrollTop >
1182                                                         (child.offsetTop + child.offsetHeight/2)) {
1183
1184                                                 var id = child.id.replace("RROW-", "");
1185
1186                                                 if (catchup_id_batch.indexOf(id) == -1)
1187                                                         catchup_id_batch.push(id);
1188
1189                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1190                                         }
1191                                 });
1192
1193                         if (catchup_id_batch.length > 0) {
1194                                 window.clearTimeout(catchup_timeout_id);
1195
1196                                 if (!_infscroll_request_sent) {
1197                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1198                                                 2000);
1199                                 }
1200                         }
1201                 }
1202
1203         } catch (e) {
1204                 console.warn("headlines_scroll_handler: " + e);
1205         }
1206 }
1207
1208 function catchupBatchedArticles() {
1209         try {
1210                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1211
1212                         // make a copy of the array
1213                         var batch = catchup_id_batch.slice();
1214                         var query = "?op=rpc&method=catchupSelected" +
1215                                 "&cmode=0&ids=" + param_escape(batch.toString());
1216
1217                         console.log(query);
1218
1219                         new Ajax.Request("backend.php", {
1220                                 parameters: query,
1221                                 onComplete: function(transport) {
1222                                         handle_rpc_json(transport);
1223
1224                                         batch.each(function(id) {
1225                                                 var elem = $("RROW-" + id);
1226                                                 if (elem) elem.removeClassName("Unread");
1227                                                 catchup_id_batch.remove(id);
1228                                         });
1229
1230                                 } });
1231                 }
1232
1233         } catch (e) {
1234                 exception_error("catchupBatchedArticles", e);
1235         }
1236 }
1237
1238 function catchupRelativeToArticle(below, id) {
1239
1240         try {
1241
1242                 if (!id) id = getActiveArticleId();
1243
1244                 if (!id) {
1245                         alert(__("No article is selected."));
1246                         return;
1247                 }
1248
1249                 var visible_ids = getVisibleArticleIds();
1250
1251                 var ids_to_mark = new Array();
1252
1253                 if (!below) {
1254                         for (var i = 0; i < visible_ids.length; i++) {
1255                                 if (visible_ids[i] != id) {
1256                                         var e = $("RROW-" + visible_ids[i]);
1257
1258                                         if (e && e.hasClassName("Unread")) {
1259                                                 ids_to_mark.push(visible_ids[i]);
1260                                         }
1261                                 } else {
1262                                         break;
1263                                 }
1264                         }
1265                 } else {
1266                         for (var i = visible_ids.length-1; i >= 0; i--) {
1267                                 if (visible_ids[i] != id) {
1268                                         var e = $("RROW-" + visible_ids[i]);
1269
1270                                         if (e && e.hasClassName("Unread")) {
1271                                                 ids_to_mark.push(visible_ids[i]);
1272                                         }
1273                                 } else {
1274                                         break;
1275                                 }
1276                         }
1277                 }
1278
1279                 if (ids_to_mark.length == 0) {
1280                         alert(__("No articles found to mark"));
1281                 } else {
1282                         var msg = __("Mark %d article(s) as read?").replace("%d", ids_to_mark.length);
1283
1284                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1285
1286                                 for (var i = 0; i < ids_to_mark.length; i++) {
1287                                         var e = $("RROW-" + ids_to_mark[i]);
1288                                         e.removeClassName("Unread");
1289                                 }
1290
1291                                 var query = "?op=rpc&method=catchupSelected" +
1292                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1293
1294                                 new Ajax.Request("backend.php", {
1295                                         parameters: query,
1296                                         onComplete: function(transport) {
1297                                                 handle_rpc_json(transport);
1298                                         } });
1299
1300                         }
1301                 }
1302
1303         } catch (e) {
1304                 exception_error("catchupRelativeToArticle", e);
1305         }
1306 }
1307
1308 function cdmExpandArticle(id) {
1309         try {
1310
1311                 hideAuxDlg();
1312
1313                 var elem = $("CICD-" + active_post_id);
1314
1315                 var upd_img_pic = $("FUPDPIC-" + id);
1316
1317                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
1318                                 upd_img_pic.src.match("fresh_sign.png"))) {
1319
1320                         upd_img_pic.src = "images/blank_icon.gif";
1321                 }
1322
1323                 if (id == active_post_id && Element.visible(elem))
1324                         return true;
1325
1326                 selectArticles("none");
1327
1328                 var old_offset = $("RROW-" + id).offsetTop;
1329
1330                 if (active_post_id && elem && !getInitParam("cdm_expanded")) {
1331                         Element.hide(elem);
1332                         Element.show("CEXC-" + active_post_id);
1333                 }
1334
1335                 active_post_id = id;
1336
1337                 elem = $("CICD-" + id);
1338
1339                 if (!Element.visible(elem)) {
1340                         Element.show(elem);
1341                         Element.hide("CEXC-" + id);
1342                 }
1343
1344                 var new_offset = $("RROW-" + id).offsetTop;
1345
1346                 $("headlines-frame").scrollTop += (new_offset-old_offset);
1347
1348                 if ($("RROW-" + id).offsetTop != old_offset)
1349                         $("headlines-frame").scrollTop = new_offset;
1350
1351                 toggleUnread(id, 0, true);
1352                 toggleSelected(id);
1353
1354         } catch (e) {
1355                 exception_error("cdmExpandArticle", e);
1356         }
1357
1358         return false;
1359 }
1360
1361 function fixHeadlinesOrder(ids) {
1362         try {
1363                 for (var i = 0; i < ids.length; i++) {
1364                         var e = $("RROW-" + ids[i]);
1365
1366                         if (e) {
1367                                 if (i % 2 == 0) {
1368                                         e.removeClassName("even");
1369                                         e.addClassName("odd");
1370                                 } else {
1371                                         e.removeClassName("odd");
1372                                         e.addClassName("even");
1373                                 }
1374                         }
1375                 }
1376         } catch (e) {
1377                 exception_error("fixHeadlinesOrder", e);
1378         }
1379 }
1380
1381 function getArticleUnderPointer() {
1382         return post_under_pointer;
1383 }
1384
1385 function zoomToArticle(event, id) {
1386         try {
1387                 var cached_article = cache_get("article: " + id);
1388
1389                 if (dijit.byId("ATAB-" + id))
1390                         if (!event || !event.shiftKey)
1391                                 return dijit.byId("content-tabs").selectChild(dijit.byId("ATAB-" + id));
1392
1393                 if (dijit.byId("ATSTRTIP-" + id))
1394                         dijit.byId("ATSTRTIP-" + id).destroyRecursive();
1395
1396                 if (cached_article) {
1397                         //closeArticlePanel();
1398
1399                         var article_pane = new dijit.layout.ContentPane({
1400                                 title: __("Loading...") , content: cached_article,
1401                                 style: 'padding : 0px;',
1402                                 id: 'ATAB-' + id,
1403                                 closable: true });
1404
1405                         dijit.byId("content-tabs").addChild(article_pane);
1406
1407                         if (!event || !event.shiftKey)
1408                                 dijit.byId("content-tabs").selectChild(article_pane);
1409
1410                         if ($("PTITLE-" + id))
1411                                 article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1412
1413                 } else {
1414
1415                         var query = "?op=rpc&method=getArticles&ids=" + param_escape(id);
1416
1417                         notify_progress("Loading, please wait...", true);
1418
1419                         new Ajax.Request("backend.php", {
1420                                 parameters: query,
1421                                 onComplete: function(transport) {
1422                                         notify('');
1423
1424                                         var reply = JSON.parse(transport.responseText);
1425
1426                                         if (reply) {
1427                                                 //closeArticlePanel();
1428
1429                                                 var content = reply[0]['content'];
1430
1431                                                 var article_pane = new dijit.layout.ContentPane({
1432                                                         title: "article-" + id , content: content,
1433                                                         style: 'padding : 0px;',
1434                                                         id: 'ATAB-' + id,
1435                                                         closable: true });
1436
1437                                                 dijit.byId("content-tabs").addChild(article_pane);
1438
1439                                                 if (!event || !event.shiftKey)
1440                                                         dijit.byId("content-tabs").selectChild(article_pane);
1441
1442                                                 if ($("PTITLE-" + id))
1443                                                         article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1444                                         }
1445
1446                                 } });
1447                         }
1448
1449         } catch (e) {
1450                 exception_error("zoomToArticle", e);
1451         }
1452 }
1453
1454 function scrollArticle(offset) {
1455         try {
1456                 if (!isCdmMode()) {
1457                         var ci = $("content-insert");
1458                         if (ci) {
1459                                 ci.scrollTop += offset;
1460                         }
1461                 } else {
1462                         var hi = $("headlines-frame");
1463                         if (hi) {
1464                                 hi.scrollTop += offset;
1465                         }
1466
1467                 }
1468         } catch (e) {
1469                 exception_error("scrollArticle", e);
1470         }
1471 }
1472
1473 function show_labels_in_headlines(transport) {
1474         try {
1475                 var data = JSON.parse(transport.responseText);
1476
1477                 if (data) {
1478                         data['info-for-headlines'].each(function(elem) {
1479                                 var ctr = $("HLLCTR-" + elem.id);
1480
1481                                 if (ctr) ctr.innerHTML = elem.labels;
1482                         });
1483
1484                         cache_headlines(getActiveFeedId(), activeFeedIsCat(), null, $("headlines-frame").innerHTML);
1485
1486                 }
1487         } catch (e) {
1488                 exception_error("show_labels_in_headlines", e);
1489         }
1490 }
1491
1492 /* function toggleHeadlineActions() {
1493         try {
1494                 var e = $("headlineActionsBody");
1495                 var p = $("headlineActionsDrop");
1496
1497                 if (!Element.visible(e)) {
1498                         Element.show(e);
1499                 } else {
1500                         Element.hide(e);
1501                 }
1502
1503                 e.scrollTop = 0;
1504                 e.style.left = (p.offsetLeft + 1) + "px";
1505                 e.style.top = (p.offsetTop + p.offsetHeight + 2) + "px";
1506
1507         } catch (e) {
1508                 exception_error("toggleHeadlineActions", e);
1509         }
1510 } */
1511
1512 /* function publishWithNote(id, def_note) {
1513         try {
1514                 if (!def_note) def_note = '';
1515
1516                 var note = prompt(__("Please enter a note for this article:"), def_note);
1517
1518                 if (note != undefined) {
1519                         togglePub(id, false, false, note);
1520                 }
1521
1522         } catch (e) {
1523                 exception_error("publishWithNote", e);
1524         }
1525 } */
1526
1527 function dismissArticle(id) {
1528         try {
1529                 var elem = $("RROW-" + id);
1530
1531                 toggleUnread(id, 0, true);
1532
1533                 new Effect.Fade(elem, {duration : 0.5});
1534
1535                 active_post_id = false;
1536
1537         } catch (e) {
1538                 exception_error("dismissArticle", e);
1539         }
1540 }
1541
1542 function dismissSelectedArticles() {
1543         try {
1544
1545                 var ids = getVisibleArticleIds();
1546                 var tmp = [];
1547                 var sel = [];
1548
1549                 for (var i = 0; i < ids.length; i++) {
1550                         var elem = $("RROW-" + ids[i]);
1551
1552                         if (elem.className && elem.hasClassName("Selected") &&
1553                                         ids[i] != active_post_id) {
1554                                 new Effect.Fade(elem, {duration : 0.5});
1555                                 sel.push(ids[i]);
1556                         } else {
1557                                 tmp.push(ids[i]);
1558                         }
1559                 }
1560
1561                 if (sel.length > 0)
1562                         selectionToggleUnread(false);
1563
1564                 fixHeadlinesOrder(tmp);
1565
1566         } catch (e) {
1567                 exception_error("dismissSelectedArticles", e);
1568         }
1569 }
1570
1571 function dismissReadArticles() {
1572         try {
1573
1574                 var ids = getVisibleArticleIds();
1575                 var tmp = [];
1576
1577                 for (var i = 0; i < ids.length; i++) {
1578                         var elem = $("RROW-" + ids[i]);
1579
1580                         if (elem.className && !elem.hasClassName("Unread") &&
1581                                         !elem.hasClassName("Selected")) {
1582
1583                                 new Effect.Fade(elem, {duration : 0.5});
1584                         } else {
1585                                 tmp.push(ids[i]);
1586                         }
1587                 }
1588
1589                 fixHeadlinesOrder(tmp);
1590
1591         } catch (e) {
1592                 exception_error("dismissSelectedArticles", e);
1593         }
1594 }
1595
1596 function getVisibleArticleIds() {
1597         var ids = [];
1598
1599         try {
1600
1601                 getLoadedArticleIds().each(function(id) {
1602                         var elem = $("RROW-" + id);
1603                         if (elem && Element.visible(elem))
1604                                 ids.push(id);
1605                         });
1606
1607         } catch (e) {
1608                 exception_error("getVisibleArticleIds", e);
1609         }
1610
1611         return ids;
1612 }
1613
1614 function cdmClicked(event, id) {
1615         try {
1616                 //var shift_key = event.shiftKey;
1617
1618                 hideAuxDlg();
1619
1620                 if (!event.ctrlKey) {
1621
1622                         if (!getInitParam("cdm_expanded")) {
1623                                 return cdmExpandArticle(id);
1624                         } else {
1625
1626                                 selectArticles("none");
1627                                 toggleSelected(id);
1628
1629                                 var elem = $("RROW-" + id);
1630                                 var article_is_unread = elem.hasClassName("Unread");
1631
1632                                 if (elem)
1633                                         elem.removeClassName("Unread");
1634
1635                                 var upd_img_pic = $("FUPDPIC-" + id);
1636
1637                                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
1638                                                 upd_img_pic.src.match("fresh_sign.png"))) {
1639
1640                                         upd_img_pic.src = "images/blank_icon.gif";
1641                                 }
1642
1643                                 active_post_id = id;
1644
1645                                 if (article_is_unread) {
1646                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1647                                 }
1648
1649                                 var query = "?op=rpc&method=catchupSelected" +
1650                                         "&cmode=0&ids=" + param_escape(id);
1651
1652                                 new Ajax.Request("backend.php", {
1653                                         parameters: query,
1654                                         onComplete: function(transport) {
1655                                                 handle_rpc_json(transport);
1656                                         } });
1657
1658                                 return true;
1659                         }
1660
1661                 } else {
1662                         toggleSelected(id, true);
1663
1664                         var elem = $("RROW-" + id);
1665                         var article_is_unread = elem.hasClassName("Unread");
1666
1667                         if (article_is_unread) {
1668                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1669                         }
1670
1671                         toggleUnread(id, 0, false);
1672                         zoomToArticle(event, id);
1673                 }
1674
1675         } catch (e) {
1676                 exception_error("cdmClicked");
1677         }
1678
1679         return false;
1680 }
1681
1682 function postClicked(event, id) {
1683         try {
1684
1685                 if (!event.ctrlKey) {
1686                         return true;
1687                 } else {
1688                         postOpenInNewTab(event, id);
1689                         return false;
1690                 }
1691
1692         } catch (e) {
1693                 exception_error("postClicked");
1694         }
1695 }
1696
1697 function hlOpenInNewTab(event, id) {
1698         toggleUnread(id, 0, false);
1699         zoomToArticle(event, id);
1700 }
1701
1702 function postOpenInNewTab(event, id) {
1703         closeArticlePanel(id);
1704         zoomToArticle(event, id);
1705 }
1706
1707 function hlClicked(event, id) {
1708         try {
1709                 if (event.which == 2) {
1710                         view(id);
1711                         return true;
1712                 } else if (event.altKey) {
1713                         openArticleInNewWindow(id);
1714                 } else if (!event.ctrlKey) {
1715                         view(id);
1716                         return false;
1717                 } else {
1718                         toggleSelected(id);
1719                         toggleUnread(id, 0, false);
1720                         zoomToArticle(event, id);
1721                         return false;
1722                 }
1723
1724         } catch (e) {
1725                 exception_error("hlClicked");
1726         }
1727 }
1728
1729 function getFirstVisibleHeadlineId() {
1730         var rows = getVisibleArticleIds();
1731         return rows[0];
1732
1733 }
1734
1735 function getLastVisibleHeadlineId() {
1736         var rows = getVisibleArticleIds();
1737         return rows[rows.length-1];
1738 }
1739
1740 function openArticleInNewWindow(id) {
1741         toggleUnread(id, 0, false);
1742         window.open("backend.php?op=article&method=redirect&id=" + id);
1743 }
1744
1745 function isCdmMode() {
1746         return getInitParam("combined_display_mode");
1747 }
1748
1749 function markHeadline(id) {
1750         var row = $("RROW-" + id);
1751         if (row) {
1752                 var check = $("RCHK-" + id);
1753
1754                 if (check) {
1755                         check.checked = true;
1756                 }
1757
1758                 row.addClassName("Selected");
1759         }
1760 }
1761
1762 function getRelativePostIds(id, limit) {
1763
1764         var tmp = [];
1765
1766         try {
1767
1768                 if (!limit) limit = 6; //3
1769
1770                 var ids = getVisibleArticleIds();
1771
1772                 for (var i = 0; i < ids.length; i++) {
1773                         if (ids[i] == id) {
1774                                 for (var k = 1; k <= limit; k++) {
1775                                         //if (i > k-1) tmp.push(ids[i-k]);
1776                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1777                                 }
1778                                 break;
1779                         }
1780                 }
1781
1782         } catch (e) {
1783                 exception_error("getRelativePostIds", e);
1784         }
1785
1786         return tmp;
1787 }
1788
1789 function correctHeadlinesOffset(id) {
1790
1791         try {
1792
1793                 var container = $("headlines-frame");
1794                 var row = $("RROW-" + id);
1795
1796                 if (!container || !row) return;
1797
1798                 var viewport = container.offsetHeight;
1799
1800                 var rel_offset_top = row.offsetTop - container.scrollTop;
1801                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1802
1803                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1804                 //console.log("Vport: " + viewport);
1805
1806                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1807                         container.scrollTop = row.offsetTop;
1808                 } else if (rel_offset_bottom > viewport) {
1809
1810                         /* doesn't properly work with Opera in some cases because
1811                                 Opera fucks up element scrolling */
1812
1813                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1814                 }
1815
1816         } catch (e) {
1817                 exception_error("correctHeadlinesOffset", e);
1818         }
1819
1820 }
1821
1822 function headlineActionsChange(elem) {
1823         try {
1824                 eval(elem.value);
1825                 elem.attr('value', 'false');
1826         } catch (e) {
1827                 exception_error("headlineActionsChange", e);
1828         }
1829 }
1830
1831 function closeArticlePanel() {
1832
1833         var tabs = dijit.byId("content-tabs");
1834         var child = tabs.selectedChildWidget;
1835
1836         if (child && tabs.getIndexOfChild(child) > 0) {
1837                 tabs.removeChild(child);
1838                 child.destroy();
1839         } else {
1840                 if (dijit.byId("content-insert"))
1841                         dijit.byId("headlines-wrap-inner").removeChild(
1842                                 dijit.byId("content-insert"));
1843         }
1844 }
1845
1846 function initHeadlinesMenu() {
1847         try {
1848                 if (dijit.byId("headlinesMenu"))
1849                         dijit.byId("headlinesMenu").destroyRecursive();
1850
1851                 var ids = [];
1852
1853                 if (!isCdmMode()) {
1854                         nodes = $$("#headlines-frame > div[id*=RROW]");
1855                 } else {
1856                         nodes = $$("#headlines-frame span[id*=RTITLE]");
1857                 }
1858
1859                 nodes.each(function(node) {
1860                         ids.push(node.id);
1861                 });
1862
1863                 var menu = new dijit.Menu({
1864                         id: "headlinesMenu",
1865                         targetNodeIds: ids,
1866                 });
1867
1868                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
1869                         var callerNode = event.target, match = null, tries = 0;
1870
1871                         while (match == null && callerNode && tries <= 3) {
1872                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
1873                                 callerNode = callerNode.parentNode;
1874                                 ++tries;
1875                         }
1876
1877                         if (match) this.callerRowId = parseInt(match[1]);
1878
1879                 });
1880
1881 /*              if (!isCdmMode())
1882                         menu.addChild(new dijit.MenuItem({
1883                                 label: __("View article"),
1884                                 onClick: function(event) {
1885                                         view(this.getParent().callerRowId);
1886                                 }})); */
1887
1888                 menu.addChild(new dijit.MenuItem({
1889                         label: __("Open original article"),
1890                         onClick: function(event) {
1891                                 openArticleInNewWindow(this.getParent().callerRowId);
1892                         }}));
1893
1894                 menu.addChild(new dijit.MenuItem({
1895                         label: __("View in a tt-rss tab"),
1896                         onClick: function(event) {
1897                                 hlOpenInNewTab(event, this.getParent().callerRowId);
1898                                 }}));
1899
1900                 menu.addChild(new dijit.MenuSeparator());
1901
1902                 menu.addChild(new dijit.MenuItem({
1903                         label: __("Mark above as read"),
1904                         onClick: function(event) {
1905                                 catchupRelativeToArticle(0, this.getParent().callerRowId);
1906                                 }}));
1907
1908                 menu.addChild(new dijit.MenuItem({
1909                         label: __("Mark below as read"),
1910                         onClick: function(event) {
1911                                 catchupRelativeToArticle(1, this.getParent().callerRowId);
1912                                 }}));
1913
1914
1915                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
1916
1917                 if (labels) {
1918
1919                         menu.addChild(new dijit.MenuSeparator());
1920
1921                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
1922                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
1923
1924                         labels.each(function(label) {
1925                                 var id = label.id[0];
1926                                 var bare_id = id.substr(id.indexOf(":")+1);
1927                                 var name = label.name[0];
1928
1929                                 bare_id = -11-bare_id;
1930
1931                                 labelAddMenu.addChild(new dijit.MenuItem({
1932                                         label: name,
1933                                         labelId: bare_id,
1934                                         onClick: function(event) {
1935                                                 var ids = getSelectedArticleIds2();
1936                                                 // cast to string
1937                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1938
1939                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1940
1941                                                 selectionAssignLabel(this.labelId, ids);
1942                                 }}));
1943
1944                                 labelDelMenu.addChild(new dijit.MenuItem({
1945                                         label: name,
1946                                         labelId: bare_id,
1947                                         onClick: function(event) {
1948                                                 var ids = getSelectedArticleIds2();
1949                                                 // cast to string
1950                                                 var id = this.getParent().ownerMenu.callerRowId + "";
1951
1952                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1953
1954                                                 selectionRemoveLabel(this.labelId, ids);
1955                                 }}));
1956
1957                         });
1958
1959                         menu.addChild(new dijit.PopupMenuItem({
1960                                 label: __("Assign label"),
1961                                 popup: labelAddMenu,
1962                         }));
1963
1964                         menu.addChild(new dijit.PopupMenuItem({
1965                                 label: __("Remove label"),
1966                                 popup: labelDelMenu,
1967                         }));
1968
1969                 }
1970
1971                 menu.startup();
1972
1973         } catch (e) {
1974                 exception_error("initHeadlinesMenu", e);
1975         }
1976 }
1977
1978
1979 function player(elem) {
1980         var aid = elem.getAttribute("audio-id");
1981         var status = elem.getAttribute("status");
1982
1983         var audio = $(aid);
1984
1985         if (audio) {
1986                 if (status == 0) {
1987                         audio.play();
1988                         status = 1;
1989                         elem.innerHTML = __("Playing...");
1990                         elem.title = __("Click to pause");
1991                         elem.addClassName("playing");
1992                 } else {
1993                         audio.pause();
1994                         status = 0;
1995                         elem.innerHTML = __("Play");
1996                         elem.title = __("Click to play");
1997                         elem.removeClassName("playing");
1998                 }
1999
2000                 elem.setAttribute("status", status);
2001         } else {
2002                 alert("Your browser doesn't seem to support HTML5 audio.");
2003         }
2004 }
2005
2006 function cache_set(id, obj) {
2007         //console.log("cache_set: " + id);
2008         if (has_storage)
2009                 try {
2010                         sessionStorage[id] = obj;
2011                 } catch (e) {
2012                         sessionStorage.clear();
2013                 }
2014 }
2015
2016 function cache_get(id) {
2017         if (has_storage)
2018                 return sessionStorage[id];
2019 }
2020
2021 function cache_clear() {
2022         if (has_storage)
2023                 sessionStorage.clear();
2024 }
2025
2026 function cache_delete(id) {
2027         if (has_storage)
2028                 sessionStorage.removeItem(id);
2029 }
2030
2031 function cache_headlines(feed, is_cat, toolbar_obj, content_obj) {
2032         if (toolbar_obj && content_obj) {
2033                 cache_set("feed:" + feed + ":" + is_cat,
2034                         JSON.stringify({toolbar: toolbar_obj, content: content_obj}));
2035         } else {
2036                 try {
2037                         obj =   cache_get("feed:" + feed + ":" + is_cat);
2038
2039                         if (obj) {
2040                                 obj = JSON.parse(obj);
2041
2042                                 if (toolbar_obj) obj.toolbar = toolbar_obj;
2043                                 if (content_obj) obj.content = content_obj;
2044
2045                                 cache_set("feed:" + feed + ":" + is_cat, JSON.stringify(obj));
2046                         }
2047
2048                 } catch (e) {
2049                         console.warn("cache_headlines failed: " + e);
2050                 }
2051         }
2052 }
2053
2054 function render_local_headlines(feed, is_cat, obj) {
2055         try {
2056
2057                 dijit.byId("headlines-toolbar").attr('content',
2058                         obj.toolbar);
2059
2060                 dijit.byId("headlines-frame").attr('content',
2061                         obj.content);
2062
2063                 dojo.parser.parse('headlines-toolbar');
2064
2065                 $("headlines-frame").scrollTop = 0;
2066                 selectArticles('none');
2067                 setActiveFeedId(feed, is_cat);
2068                 initHeadlinesMenu();
2069
2070                 dijit.getEnclosingWidget(
2071                         document.forms["main_toolbar_form"].update).attr('disabled',
2072                                 is_cat || feed <= 0);
2073
2074                 precache_headlines();
2075
2076         } catch (e) {
2077                 exception_error("render_local_headlines", e);
2078         }
2079 }
2080
2081 function precache_headlines_idle() {
2082         try {
2083                 if (!feed_precache_timeout_id) {
2084                         if (get_timestamp() - _viewfeed_last > 120) {
2085
2086                                 var feeds = dijit.byId("feedTree").getVisibleUnreadFeeds();
2087                                 var uncached = [];
2088
2089                                 feeds.each(function(item) {
2090                                         if (parseInt(item[0]) > 0 && !cache_get("feed:" + item[0] + ":" + item[1]))
2091                                                 uncached.push(item);
2092                                 });
2093
2094                                 if (uncached.length > 0) {
2095                                         var rf = uncached[Math.floor(Math.random()*uncached.length)];
2096                                         viewfeed(rf[0], '', rf[1], 0, true);
2097                                 }
2098                         }
2099                 }
2100                 precache_idle_timeout_id = setTimeout("precache_headlines_idle()", 1000*30);
2101
2102         } catch (e) {
2103                 exception_error("precache_headlines_idle", e);
2104         }
2105 }
2106
2107 function precache_headlines() {
2108         try {
2109
2110                 if (!feed_precache_timeout_id) {
2111                         feed_precache_timeout_id = window.setTimeout(function() {
2112                                 var nuf = getNextUnreadFeed(getActiveFeedId(), activeFeedIsCat());
2113                                 var nf = dijit.byId("feedTree").getNextFeed(getActiveFeedId(), activeFeedIsCat());
2114
2115                                 if (nuf && !cache_get("feed:" + nuf + ":" + activeFeedIsCat()))
2116                                         viewfeed(nuf, '', activeFeedIsCat(), 0, true);
2117
2118                                 if (nf && nf[0] != nuf && !cache_get("feed:" + nf[0] + ":" + nf[1]))
2119                                         viewfeed(nf[0], '', nf[1], 0, true);
2120
2121                                 window.setTimeout(function() {
2122                                         feed_precache_timeout_id = false;
2123                                         }, 3000);
2124                         }, 1000);
2125                 }
2126
2127         } catch (e) {
2128                 exception_error("precache_headlines", e);
2129         }
2130 }
2131
2132 function cancelSearch() {
2133         try {
2134                 _search_query = "";
2135                 viewCurrentFeed();
2136         } catch (e) {
2137                 exception_error("cancelSearch", e);
2138         }
2139 }
2140
2141 function changeScore(id, pic) {
2142         try {
2143                 var score = pic.getAttribute("score");
2144
2145                 var new_score = prompt(__("Please enter new score for this article:"), score);
2146
2147                 if (new_score != undefined) {
2148
2149                         var query = "op=rpc&method=setScore&id=" + param_escape(id) +
2150                                 "&score=" + param_escape(new_score);
2151
2152                         new Ajax.Request("backend.php", {
2153                                 parameters: query,
2154                                 onComplete: function(transport) {
2155                                         var reply = JSON.parse(transport.responseText);
2156
2157                                         if (reply) {
2158                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2159                                                 pic.setAttribute("score", new_score);
2160                                         }
2161                                 } });
2162                 }
2163         } catch (e) {
2164                 exception_error("changeScore", e);
2165         }
2166 }