js/viewfeed.js

   1 var article_cache = new Array();
   2
   3 var _active_article_id = 0;
   4
   5 var vgroup_last_feed = false;
   6 var post_under_pointer = false;
   7
   8 var last_requested_article = false;
   9
  10 var catchup_id_batch = [];
  11 var catchup_timeout_id = false;
  12
  13 var cids_requested = [];
  14 var loaded_article_ids = [];
  15 var _last_headlines_update = 0;
  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                 console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
  24
  25                 var is_cat = false;
  26                 var feed_id = false;
  27
  28                 var reply = false;
  29
  30                 try {
  31                         reply = JSON.parse(transport.responseText);
  32                 } catch (e) {
  33                         console.error(e);
  34                 }
  35
  36                 if (reply) {
  37
  38                         is_cat = reply['headlines']['is_cat'];
  39                         feed_id = reply['headlines']['id'];
  40
  41                         if (background) {
  42                                 var content = reply['headlines']['content'];
  43
  44                                 content = content + "<div id='headlines-spacer'></div>";
  45                                 return;
  46                         }
  47
  48                         if (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat())
  49                                 return;
  50
  51                         /* dijit.getEnclosingWidget(
  52                                 document.forms["main_toolbar_form"].update).attr('disabled',
  53                                         is_cat || feed_id <= 0); */
  54
  55                         try {
  56                                 if (infscroll_req == false) {
  57                                         $("headlines-frame").scrollTop = 0;
  58
  59                                         Element.hide("floatingTitle");
  60                                         $("floatingTitle").setAttribute("rowid", 0);
  61                                         $("floatingTitle").innerHTML = "";
  62                                 }
  63                         } catch (e) { };
  64
  65                         $("headlines-frame").removeClassName("cdm");
  66                         $("headlines-frame").removeClassName("normal");
  67
  68                         $("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
  69
  70                         var headlines_count = reply['headlines-info']['count'];
  71
  72                         vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
  73
  74                         if (parseInt(headlines_count) < 30) {
  75                                 _infscroll_disable = 1;
  76                         } else {
  77                                 _infscroll_disable = 0;
  78                         }
  79
  80                         var counters = reply['counters'];
  81                         var articles = reply['articles'];
  82                         //var runtime_info = reply['runtime-info'];
  83
  84                         if (infscroll_req == false) {
  85                                 loaded_article_ids = [];
  86
  87                                 dijit.byId("headlines-frame").attr('content',
  88                                         reply['headlines']['content']);
  89
  90                                 dijit.byId("headlines-toolbar").attr('content',
  91                                         reply['headlines']['toolbar']);
  92
  93                                 $$("#headlines-frame > div[id*=RROW]").each(function(row) {
  94                                         if (loaded_article_ids.indexOf(row.id) != -1) {
  95                                                 row.parentNode.removeChild(row);
  96                                         } else {
  97                                                 loaded_article_ids.push(row.id);
  98                                         }
  99                                 });
 100
 101                                 var hsp = $("headlines-spacer");
 102                                 if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 103                                 dijit.byId('headlines-frame').domNode.appendChild(hsp);
 104
 105                                 initHeadlinesMenu();
 106
 107                                 if (_search_query) {
 108                                         $("feed_title").innerHTML += "<span id='cancel_search'>" +
 109                                                 " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
 110                                                 "</span>";
 111                                 }
 112
 113                         } else {
 114
 115                                 if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
 116                                         console.log("adding some more headlines: " + headlines_count);
 117
 118                                         var c = dijit.byId("headlines-frame");
 119                                         var ids = getSelectedArticleIds2();
 120                                         var new_elems = [];
 121
 122                                         $("headlines-tmp").innerHTML = reply['headlines']['content'];
 123
 124                                         var hsp = $("headlines-spacer");
 125
 126                                         if (hsp)
 127                                                 c.domNode.removeChild(hsp);
 128
 129                                         $$("#headlines-tmp > div").each(function(row) {
 130                                                 if (row.className == 'cdmFeedTitle') {
 131                                                         row.style.display = 'none';
 132                                                         c.domNode.appendChild(row);
 133                                                         new_elems.push(row);
 134                                                 } else if (loaded_article_ids.indexOf(row.id) == -1) {
 135                                                         row.style.display = 'none';
 136                                                         c.domNode.appendChild(row);
 137                                                         new_elems.push(row);
 138                                                         loaded_article_ids.push(row.id);
 139                                                 } else {
 140                                                         row.parentNode.removeChild(row);
 141                                                 }
 142                                         });
 143
 144                                         if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 145
 146                                         if (getInitParam("cdm_auto_catchup") == 1) {
 147                                                 c.domNode.appendChild(hsp);
 148                                         }
 149
 150                                         console.log("added " + new_elems.size() + " headlines");
 151
 152                                         if (new_elems.size() == 0)
 153                                                 _infscroll_disable = true;
 154
 155                                         console.log("restore selected ids: " + ids);
 156
 157                                         for (var i = 0; i < ids.length; i++) {
 158                                                 markHeadline(ids[i]);
 159                                         }
 160
 161                                         initHeadlinesMenu();
 162
 163                                         new_elems.each(function(child) {
 164                                                 dojo.parser.parse(child);
 165
 166                                                 if (!Element.visible(child))
 167                                                         new Effect.Appear(child, { duration : 0.5 });
 168                                         });
 169
 170                                 } else {
 171                                         console.log("no new headlines received");
 172
 173                                         var hsp = $("headlines-spacer");
 174
 175                                         if (hsp) hsp.innerHTML = "";
 176                                 }
 177                         }
 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                         if (counters)
 189                                 parse_counters(counters);
 190                         else
 191                                 request_counters(true);
 192
 193                 } else if (transport.responseText) {
 194                         console.error("Invalid object received: " + transport.responseText);
 195                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 196                                         __('Could not update headlines (invalid object received - see error console for details)') +
 197                                         "</div>");
 198                 } else {
 199                         //notify_error("Error communicating with server.");
 200                         Element.show(dijit.byId("net-alert").domNode);
 201                 }
 202
 203                 _infscroll_request_sent = 0;
 204                 _last_headlines_update = new Date().getTime();
 205
 206                 unpackVisibleHeadlines();
 207
 208                 // if we have some more space in the buffer, why not try to fill it
 209
 210                 if (!_infscroll_disable && $("headlines-spacer") &&
 211                                 $("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 212
 213                         window.setTimeout(function() {
 214                                 loadMoreHeadlines();
 215                         }, 250);
 216                 }
 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                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, article);
 237
 238                 c.attr('content', article);
 239
 240                 correctHeadlinesOffset(getActiveArticleId());
 241
 242                 try {
 243                         c.focus();
 244                 } catch (e) { };
 245
 246         } catch (e) {
 247                 exception_error("render_article", e);
 248         }
 249 }
 250
 251 function showArticleInHeadlines(id, noexpand) {
 252
 253         try {
 254                 selectArticles("none");
 255
 256                 var crow = $("RROW-" + id);
 257
 258                 if (!crow) return;
 259
 260                 var article_is_unread = crow.hasClassName("Unread");
 261
 262                 if (!noexpand)
 263                         crow.removeClassName("Unread");
 264                 crow.addClassName("active");
 265
 266                 selectArticles('none');
 267
 268                 var view_mode = false;
 269
 270                 try {
 271                         view_mode = document.forms['main_toolbar_form'].view_mode;
 272                         view_mode = view_mode[view_mode.selectedIndex].value;
 273                 } catch (e) {
 274                         //
 275                 }
 276
 277                 markHeadline(id);
 278
 279                 if (article_is_unread && !noexpand)
 280                         _force_scheduled_update = true;
 281
 282         } catch (e) {
 283                 exception_error("showArticleInHeadlines", e);
 284         }
 285 }
 286
 287 function article_callback2(transport, id) {
 288         try {
 289                 console.log("article_callback2 " + id);
 290
 291                 handle_rpc_json(transport);
 292
 293                 var reply = false;
 294
 295                 try {
 296                         reply = JSON.parse(transport.responseText);
 297                 } catch (e) {
 298                         console.error(e);
 299                 }
 300
 301                 if (reply) {
 302
 303                         reply.each(function(article) {
 304                                 if (getActiveArticleId() == article['id']) {
 305                                         render_article(article['content']);
 306                                 }
 307                                 cids_requested.remove(article['id']);
 308
 309                                 cache_set("article:" + article['id'], article['content']);
 310                         });
 311
 312 //                      if (id != last_requested_article) {
 313 //                              console.log("requested article id is out of sequence, aborting");
 314 //                              return;
 315 //                      }
 316
 317                 } else if (transport.responseText) {
 318                         console.error("Invalid object received: " + transport.responseText);
 319
 320                         render_article("<div class='whiteBox'>" +
 321                                         __('Could not display article (invalid object received - see error console for details)') + "</div>");
 322                 } else {
 323                         Element.show(dijit.byId("net-alert").domNode);
 324                 }
 325
 326                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
 327                 request_counters(unread_in_buffer == 0);
 328
 329                 //headlines_scroll_handler($("headlines-frame"));
 330
 331 /*              try {
 332                         if (!_infscroll_disable &&
 333                                         $$("#headlines-frame > div[id*=RROW]").last().hasClassName("Selected")) {
 334
 335                                 loadMoreHeadlines();
 336                         }
 337                 } catch (e) {
 338                         console.warn(e);
 339                 } */
 340
 341                 notify("");
 342         } catch (e) {
 343                 exception_error("article_callback2", e, transport);
 344         }
 345 }
 346
 347 function view(id, activefeed, noexpand) {
 348         try {
 349                 var oldrow = $("RROW-" + getActiveArticleId());
 350                 if (oldrow) oldrow.removeClassName("active");
 351
 352                 var crow = $("RROW-" + id);
 353
 354                 if (!crow) return;
 355                 if (noexpand) {
 356                         setActiveArticleId(id);
 357                         showArticleInHeadlines(id, noexpand);
 358                         return;
 359                 }
 360
 361                 console.log("loading article: " + id);
 362
 363                 var cached_article = cache_get("article:" + id);
 364
 365                 console.log("cache check result: " + (cached_article != false));
 366
 367                 var query = "?op=article&method=view&id=" + param_escape(id);
 368
 369                 var neighbor_ids = getRelativePostIds(id);
 370
 371                 /* only request uncached articles */
 372
 373                 var cids_to_request = [];
 374
 375                 for (var i = 0; i < neighbor_ids.length; i++) {
 376                         if (cids_requested.indexOf(neighbor_ids[i]) == -1)
 377                                 if (!cache_get("article:" + neighbor_ids[i])) {
 378                                         cids_to_request.push(neighbor_ids[i]);
 379                                         cids_requested.push(neighbor_ids[i]);
 380                                 }
 381                 }
 382
 383                 console.log("additional ids: " + cids_to_request.toString());
 384
 385                 query = query + "&cids=" + cids_to_request.toString();
 386
 387                 var article_is_unread = crow.hasClassName("Unread");
 388
 389                 setActiveArticleId(id);
 390                 showArticleInHeadlines(id);
 391
 392                 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 row = $("RROW-" + id);
 449                 if (!row) return;
 450
 451                 var imgs = [];
 452
 453                 var row_imgs = row.getElementsByClassName("markedPic");
 454
 455                 for (var i = 0; i < row_imgs.length; i++)
 456                         imgs.push(row_imgs[i]);
 457
 458                 var ft = $("floatingTitle");
 459
 460                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 461                         var fte = ft.getElementsByClassName("markedPic");
 462
 463                         for (var i = 0; i < fte.length; i++)
 464                                 imgs.push(fte[i]);
 465                 }
 466
 467                 for (i = 0; i < imgs.length; i++) {
 468                         var img = imgs[i];
 469
 470                         if (!row.hasClassName("marked")) {
 471                                 img.src = img.src.replace("mark_unset", "mark_set");
 472                                 img.alt = __("Unstar article");
 473                                 query = query + "&mark=1";
 474                         } else {
 475                                 img.src = img.src.replace("mark_set", "mark_unset");
 476                                 img.alt = __("Star article");
 477                                 query = query + "&mark=0";
 478                         }
 479                 }
 480
 481                 row.toggleClassName("marked");
 482
 483                 if (!client_only) {
 484                         new Ajax.Request("backend.php", {
 485                                 parameters: query,
 486                                 onComplete: function(transport) {
 487                                         handle_rpc_json(transport);
 488                                 } });
 489                 }
 490
 491         } catch (e) {
 492                 exception_error("toggleMark", e);
 493         }
 494 }
 495
 496 function togglePub(id, client_only, no_effects, note) {
 497         try {
 498                 var query = "?op=rpc&id=" + id + "&method=publ";
 499
 500                 if (note != undefined) {
 501                         query = query + "&note=" + param_escape(note);
 502                 } else {
 503                         query = query + "&note=undefined";
 504                 }
 505
 506                 var row = $("RROW-" + id);
 507                 if (!row) return;
 508
 509                 var imgs = [];
 510
 511                 var row_imgs = row.getElementsByClassName("pubPic");
 512
 513                 for (var i = 0; i < row_imgs.length; i++)
 514                         imgs.push(row_imgs[i]);
 515
 516                 var ft = $("floatingTitle");
 517
 518                 if (ft && ft.getAttribute("rowid") == "RROW-" + id) {
 519                         var fte = ft.getElementsByClassName("pubPic");
 520
 521                         for (var i = 0; i < fte.length; i++)
 522                                 imgs.push(fte[i]);
 523                 }
 524
 525                 for (i = 0; i < imgs.length; i++) {
 526                         var img = imgs[i];
 527
 528                         if (!row.hasClassName("published") || note != undefined) {
 529                                 img.src = img.src.replace("pub_unset", "pub_set");
 530                                 img.alt = __("Unpublish article");
 531                                 query = query + "&pub=1";
 532                         } else {
 533                                 img.src = img.src.replace("pub_set", "pub_unset");
 534                                 img.alt = __("Publish article");
 535                                 query = query + "&pub=0";
 536                         }
 537                 }
 538
 539                 if (note != undefined)
 540                         row.addClassName("published");
 541                 else
 542                         row.toggleClassName("published");
 543
 544                 if (!client_only) {
 545                         new Ajax.Request("backend.php", {
 546                                 parameters: query,
 547                                 onComplete: function(transport) {
 548                                         handle_rpc_json(transport);
 549                                 } });
 550                 }
 551
 552         } catch (e) {
 553                 exception_error("togglePub", e);
 554         }
 555 }
 556
 557 function moveToPost(mode, noscroll, noexpand) {
 558
 559         try {
 560
 561                 var rows = getVisibleArticleIds();
 562
 563                 var prev_id = false;
 564                 var next_id = false;
 565
 566                 if (!$('RROW-' + getActiveArticleId())) {
 567                         setActiveArticleId(0);
 568                 }
 569
 570                 if (!getActiveArticleId()) {
 571                         next_id = rows[0];
 572                         prev_id = rows[rows.length-1]
 573                 } else {
 574                         for (var i = 0; i < rows.length; i++) {
 575                                 if (rows[i] == getActiveArticleId()) {
 576
 577                                         // Account for adjacent identical article ids.
 578                                         if (i > 0) prev_id = rows[i-1];
 579
 580                                         for (var j = i+1; j < rows.length; j++) {
 581                                                 if (rows[j] != getActiveArticleId()) {
 582                                                         next_id = rows[j];
 583                                                         break;
 584                                                 }
 585                                         }
 586                                         break;
 587                                 }
 588                         }
 589                 }
 590
 591                 if (mode == "next") {
 592                         if (next_id || getActiveArticleId()) {
 593                                 if (isCdmMode()) {
 594
 595                                         var article = $("RROW-" + getActiveArticleId());
 596                                         var ctr = $("headlines-frame");
 597
 598                                         if (!noscroll && article && article.offsetTop + article.offsetHeight >
 599                                                         ctr.scrollTop + ctr.offsetHeight) {
 600
 601                                                 scrollArticle(ctr.offsetHeight/4);
 602
 603                                         } else if (next_id) {
 604                                                 cdmExpandArticle(next_id, noexpand);
 605                                                 cdmScrollToArticleId(next_id, true);
 606                                         }
 607
 608                                 } else if (next_id) {
 609                                         correctHeadlinesOffset(next_id);
 610                                         view(next_id, getActiveFeedId(), noexpand);
 611                                 }
 612                         }
 613                 }
 614
 615                 if (mode == "prev") {
 616                         if (prev_id || getActiveArticleId()) {
 617                                 if (isCdmMode()) {
 618
 619                                         var article = $("RROW-" + getActiveArticleId());
 620                                         var prev_article = $("RROW-" + prev_id);
 621                                         var ctr = $("headlines-frame");
 622
 623                                         if (!getInitParam("cdm_expanded")) {
 624
 625                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 626                                                         scrollArticle(-ctr.offsetHeight/4);
 627                                                 } else {
 628                                                         cdmExpandArticle(prev_id, noexpand);
 629                                                         cdmScrollToArticleId(prev_id, true);
 630                                                 }
 631                                         } else {
 632
 633                                                 if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
 634                                                         scrollArticle(-ctr.offsetHeight/3);
 635                                                 } else if (!noscroll && prev_article &&
 636                                                                 prev_article.offsetTop < ctr.scrollTop) {
 637                                                         cdmExpandArticle(prev_id, noexpand);
 638                                                         scrollArticle(-ctr.offsetHeight/4);
 639                                                 } else if (prev_id) {
 640                                                         cdmExpandArticle(prev_id, noexpand);
 641                                                         cdmScrollToArticleId(prev_id, noscroll);
 642                                                 }
 643                                         }
 644
 645                                 } else if (prev_id) {
 646                                         correctHeadlinesOffset(prev_id);
 647                                         view(prev_id, getActiveFeedId(), noexpand);
 648                                 }
 649                         }
 650                 }
 651
 652         } catch (e) {
 653                 exception_error("moveToPost", e);
 654         }
 655 }
 656
 657 function toggleSelected(id, force_on) {
 658         try {
 659                 var row = $("RROW-" + id);
 660
 661                 if (row) {
 662                         var cb = dijit.getEnclosingWidget(
 663                                         row.getElementsByClassName("rchk")[0]);
 664
 665                         if (row.hasClassName('Selected') && !force_on) {
 666                                 row.removeClassName('Selected');
 667                                 if (cb) cb.attr("checked", false);
 668                         } else {
 669                                 row.addClassName('Selected');
 670                                 if (cb) cb.attr("checked", true);
 671                         }
 672                 }
 673
 674                 updateSelectedPrompt();
 675         } catch (e) {
 676                 exception_error("toggleSelected", e);
 677         }
 678 }
 679
 680 function updateSelectedPrompt() {
 681         try {
 682                 var count = getSelectedArticleIds2().size();
 683                 var elem = $("selected_prompt");
 684
 685                 if (elem) {
 686                         elem.innerHTML = ngettext("%d article selected",
 687                                         "%d articles selected", count).replace("%d", count);
 688
 689                         if (count > 0)
 690                                 Element.show(elem);
 691                         else
 692                                 Element.hide(elem);
 693                 }
 694
 695         } catch (e) {
 696                 exception_error("updateSelectedPrompt", e);
 697         }
 698 }
 699
 700 function toggleUnread_afh(effect) {
 701         try {
 702
 703                 var elem = effect.element;
 704                 elem.style.backgroundColor = "";
 705
 706         } catch (e) {
 707                 exception_error("toggleUnread_afh", e);
 708         }
 709 }
 710
 711 function toggleUnread(id, cmode, effect) {
 712         try {
 713
 714                 var row = $("RROW-" + id);
 715                 if (row) {
 716                         if (cmode == undefined || cmode == 2) {
 717                                 if (row.hasClassName("Unread")) {
 718                                         row.removeClassName("Unread");
 719
 720                                 } else {
 721                                         row.addClassName("Unread");
 722                                 }
 723
 724                         } else if (cmode == 0) {
 725
 726                                 row.removeClassName("Unread");
 727
 728                         } else if (cmode == 1) {
 729                                 row.addClassName("Unread");
 730                         }
 731
 732                         if (cmode == undefined) cmode = 2;
 733
 734                         var query = "?op=rpc&method=catchupSelected" +
 735                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 736
 737 //                      notify_progress("Loading, please wait...");
 738
 739                         new Ajax.Request("backend.php", {
 740                                 parameters: query,
 741                                 onComplete: function(transport) {
 742                                         handle_rpc_json(transport);
 743                                 } });
 744
 745                 }
 746
 747         } catch (e) {
 748                 exception_error("toggleUnread", e);
 749         }
 750 }
 751
 752 function selectionRemoveLabel(id, ids) {
 753         try {
 754
 755                 if (!ids) ids = getSelectedArticleIds2();
 756
 757                 if (ids.length == 0) {
 758                         alert(__("No articles are selected."));
 759                         return;
 760                 }
 761
 762                 var query = "?op=article&method=removeFromLabel&ids=" +
 763                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 764
 765                 console.log(query);
 766
 767                 new Ajax.Request("backend.php", {
 768                         parameters: query,
 769                         onComplete: function(transport) {
 770                                 handle_rpc_json(transport);
 771                                 show_labels_in_headlines(transport);
 772                         } });
 773
 774         } catch (e) {
 775                 exception_error("selectionAssignLabel", e);
 776
 777         }
 778 }
 779
 780 function selectionAssignLabel(id, ids) {
 781         try {
 782
 783                 if (!ids) ids = getSelectedArticleIds2();
 784
 785                 if (ids.length == 0) {
 786                         alert(__("No articles are selected."));
 787                         return;
 788                 }
 789
 790                 var query = "?op=article&method=assignToLabel&ids=" +
 791                         param_escape(ids.toString()) + "&lid=" + param_escape(id);
 792
 793                 console.log(query);
 794
 795                 new Ajax.Request("backend.php", {
 796                         parameters: query,
 797                         onComplete: function(transport) {
 798                                 handle_rpc_json(transport);
 799                                 show_labels_in_headlines(transport);
 800                         } });
 801
 802         } catch (e) {
 803                 exception_error("selectionAssignLabel", e);
 804
 805         }
 806 }
 807
 808 function selectionToggleUnread(set_state, callback, no_error, ids) {
 809         try {
 810                 var rows = ids ? ids : getSelectedArticleIds2();
 811
 812                 if (rows.length == 0 && !no_error) {
 813                         alert(__("No articles are selected."));
 814                         return;
 815                 }
 816
 817                 for (var i = 0; i < rows.length; i++) {
 818                         var row = $("RROW-" + rows[i]);
 819                         if (row) {
 820                                 if (set_state == undefined) {
 821                                         if (row.hasClassName("Unread")) {
 822                                                 row.removeClassName("Unread");
 823                                         } else {
 824                                                 row.addClassName("Unread");
 825                                         }
 826                                 }
 827
 828                                 if (set_state == false) {
 829                                         row.removeClassName("Unread");
 830                                 }
 831
 832                                 if (set_state == true) {
 833                                         row.addClassName("Unread");
 834                                 }
 835                         }
 836                 }
 837
 838                 updateFloatingTitle(true);
 839
 840                 if (rows.length > 0) {
 841
 842                         var cmode = "";
 843
 844                         if (set_state == undefined) {
 845                                 cmode = "2";
 846                         } else if (set_state == true) {
 847                                 cmode = "1";
 848                         } else if (set_state == false) {
 849                                 cmode = "0";
 850                         }
 851
 852                         var query = "?op=rpc&method=catchupSelected" +
 853                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 854
 855                         notify_progress("Loading, please wait...");
 856
 857                         new Ajax.Request("backend.php", {
 858                                 parameters: query,
 859                                 onComplete: function(transport) {
 860                                         handle_rpc_json(transport);
 861                                         if (callback) callback(transport);
 862                                 } });
 863
 864                 }
 865
 866         } catch (e) {
 867                 exception_error("selectionToggleUnread", e);
 868         }
 869 }
 870
 871 // sel_state ignored
 872 function selectionToggleMarked(sel_state, callback, no_error, ids) {
 873         try {
 874
 875                 var rows = ids ? ids : getSelectedArticleIds2();
 876
 877                 if (rows.length == 0 && !no_error) {
 878                         alert(__("No articles are selected."));
 879                         return;
 880                 }
 881
 882                 for (var i = 0; i < rows.length; i++) {
 883                         toggleMark(rows[i], true, true);
 884                 }
 885
 886                 if (rows.length > 0) {
 887
 888                         var query = "?op=rpc&method=markSelected&ids=" +
 889                                 param_escape(rows.toString()) + "&cmode=2";
 890
 891                         new Ajax.Request("backend.php", {
 892                                 parameters: query,
 893                                 onComplete: function(transport) {
 894                                         handle_rpc_json(transport);
 895                                         if (callback) callback(transport);
 896                                 } });
 897
 898                 }
 899
 900         } catch (e) {
 901                 exception_error("selectionToggleMarked", e);
 902         }
 903 }
 904
 905 // sel_state ignored
 906 function selectionTogglePublished(sel_state, callback, no_error, ids) {
 907         try {
 908
 909                 var rows = ids ? ids : getSelectedArticleIds2();
 910
 911                 if (rows.length == 0 && !no_error) {
 912                         alert(__("No articles are selected."));
 913                         return;
 914                 }
 915
 916                 for (var i = 0; i < rows.length; i++) {
 917                         togglePub(rows[i], true, true);
 918                 }
 919
 920                 if (rows.length > 0) {
 921
 922                         var query = "?op=rpc&method=publishSelected&ids=" +
 923                                 param_escape(rows.toString()) + "&cmode=2";
 924
 925                         new Ajax.Request("backend.php", {
 926                                 parameters: query,
 927                                 onComplete: function(transport) {
 928                                         handle_rpc_json(transport);
 929                                 } });
 930
 931                 }
 932
 933         } catch (e) {
 934                 exception_error("selectionToggleMarked", e);
 935         }
 936 }
 937
 938 function getSelectedArticleIds2() {
 939
 940         var rv = [];
 941
 942         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 943                 function(child) {
 944                         rv.push(child.id.replace("RROW-", ""));
 945                 });
 946
 947         return rv;
 948 }
 949
 950 function getLoadedArticleIds() {
 951         var rv = [];
 952
 953         var children = $$("#headlines-frame > div[id*=RROW-]");
 954
 955         children.each(function(child) {
 956                         rv.push(child.id.replace("RROW-", ""));
 957                 });
 958
 959         return rv;
 960
 961 }
 962
 963 // mode = all,none,unread,invert,marked,published
 964 function selectArticles(mode) {
 965         try {
 966
 967                 var children = $$("#headlines-frame > div[id*=RROW]");
 968
 969                 children.each(function(child) {
 970                         var id = child.id.replace("RROW-", "");
 971
 972                         var cb = dijit.getEnclosingWidget(
 973                                         child.getElementsByClassName("rchk")[0]);
 974
 975                         if (mode == "all") {
 976                                 child.addClassName("Selected");
 977                                 if (cb) cb.attr("checked", true);
 978                         } else if (mode == "unread") {
 979                                 if (child.hasClassName("Unread")) {
 980                                         child.addClassName("Selected");
 981                                         if (cb) cb.attr("checked", true);
 982                                 } else {
 983                                         child.removeClassName("Selected");
 984                                         if (cb) cb.attr("checked", false);
 985                                 }
 986                         } else if (mode == "marked") {
 987                                 if (child.hasClassName("marked")) {
 988                                         child.addClassName("Selected");
 989                                         if (cb) cb.attr("checked", true);
 990                                 } else {
 991                                         child.removeClassName("Selected");
 992                                         if (cb) cb.attr("checked", false);
 993                                 }
 994                         } else if (mode == "published") {
 995                                 if (child.hasClassName("published")) {
 996                                         child.addClassName("Selected");
 997                                         if (cb) cb.attr("checked", true);
 998                                 } else {
 999                                         child.removeClassName("Selected");
1000                                         if (cb) cb.attr("checked", false);
1001                                 }
1002
1003                         } else if (mode == "invert") {
1004                                 if (child.hasClassName("Selected")) {
1005                                         child.removeClassName("Selected");
1006                                         if (cb) cb.attr("checked", false);
1007                                 } else {
1008                                         child.addClassName("Selected");
1009                                         if (cb) cb.attr("checked", true);
1010                                 }
1011
1012                         } else {
1013                                 child.removeClassName("Selected");
1014                                 if (cb) cb.attr("checked", false);
1015                         }
1016                 });
1017
1018                 updateSelectedPrompt();
1019
1020         } catch (e) {
1021                 exception_error("selectArticles", e);
1022         }
1023 }
1024
1025 function deleteSelection() {
1026
1027         try {
1028
1029                 var rows = getSelectedArticleIds2();
1030
1031                 if (rows.length == 0) {
1032                         alert(__("No articles are selected."));
1033                         return;
1034                 }
1035
1036                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1037                 var str;
1038
1039                 if (getActiveFeedId() != 0) {
1040                         str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
1041                 } else {
1042                         str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
1043                 }
1044
1045                 str = str.replace("%d", rows.length);
1046                 str = str.replace("%s", fn);
1047
1048                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1049                         return;
1050                 }
1051
1052                 query = "?op=rpc&method=delete&ids=" + param_escape(rows);
1053
1054                 console.log(query);
1055
1056                 new Ajax.Request("backend.php", {
1057                         parameters: query,
1058                         onComplete: function(transport) {
1059                                         handle_rpc_json(transport);
1060                                         viewCurrentFeed();
1061                                 } });
1062
1063         } catch (e) {
1064                 exception_error("deleteSelection", e);
1065         }
1066 }
1067
1068 function archiveSelection() {
1069
1070         try {
1071
1072                 var rows = getSelectedArticleIds2();
1073
1074                 if (rows.length == 0) {
1075                         alert(__("No articles are selected."));
1076                         return;
1077                 }
1078
1079                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1080                 var str;
1081                 var op;
1082
1083                 if (getActiveFeedId() != 0) {
1084                         str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
1085                         op = "archive";
1086                 } else {
1087                         str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
1088
1089                         str += " " + __("Please note that unstarred articles might get purged on next feed update.");
1090
1091                         op = "unarchive";
1092                 }
1093
1094                 str = str.replace("%d", rows.length);
1095                 str = str.replace("%s", fn);
1096
1097                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1098                         return;
1099                 }
1100
1101                 query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
1102
1103                 console.log(query);
1104
1105                 for (var i = 0; i < rows.length; i++) {
1106                         cache_delete("article:" + rows[i]);
1107                 }
1108
1109                 new Ajax.Request("backend.php", {
1110                         parameters: query,
1111                         onComplete: function(transport) {
1112                                         handle_rpc_json(transport);
1113                                         viewCurrentFeed();
1114                                 } });
1115
1116         } catch (e) {
1117                 exception_error("archiveSelection", e);
1118         }
1119 }
1120
1121 function catchupSelection() {
1122
1123         try {
1124
1125                 var rows = getSelectedArticleIds2();
1126
1127                 if (rows.length == 0) {
1128                         alert(__("No articles are selected."));
1129                         return;
1130                 }
1131
1132                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1133
1134                 var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
1135
1136                 str = str.replace("%d", rows.length);
1137                 str = str.replace("%s", fn);
1138
1139                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1140                         return;
1141                 }
1142
1143                 selectionToggleUnread(false, 'viewCurrentFeed()', true);
1144
1145         } catch (e) {
1146                 exception_error("catchupSelection", e);
1147         }
1148 }
1149
1150 function editArticleTags(id) {
1151                 var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
1152
1153                 if (dijit.byId("editTagsDlg"))
1154                         dijit.byId("editTagsDlg").destroyRecursive();
1155
1156                 dialog = new dijit.Dialog({
1157                         id: "editTagsDlg",
1158                         title: __("Edit article Tags"),
1159                         style: "width: 600px",
1160                         execute: function() {
1161                                 if (this.validate()) {
1162                                         var query = dojo.objectToQuery(this.attr('value'));
1163
1164                                         notify_progress("Saving article tags...", true);
1165
1166                                         new Ajax.Request("backend.php", {
1167                                         parameters: query,
1168                                         onComplete: function(transport) {
1169                                                 try {
1170                                                         notify('');
1171                                                         dialog.hide();
1172
1173                                                         var data = JSON.parse(transport.responseText);
1174
1175                                                         if (data) {
1176                                                                 var id = data.id;
1177
1178                                                                 console.log(id);
1179
1180                                                                 var tags = $("ATSTR-" + id);
1181                                                                 var tooltip = dijit.byId("ATSTRTIP-" + id);
1182
1183                                                                 if (tags) tags.innerHTML = data.content;
1184                                                                 if (tooltip) tooltip.attr('label', data.content_full);
1185                                                         }
1186                                                 } catch (e) {
1187                                                         exception_error("editArticleTags/inner", e);
1188                                                 }
1189
1190                                         }});
1191                                 }
1192                         },
1193                         href: query,
1194                 });
1195
1196                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1197                 dojo.disconnect(tmph);
1198
1199                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1200                            "backend.php?op=article&method=completeTags",
1201                            { tokens: ',', paramName: "search" });
1202                 });
1203
1204                 dialog.show();
1205
1206 }
1207
1208 function cdmScrollToArticleId(id, force) {
1209         try {
1210                 var ctr = $("headlines-frame");
1211                 var e = $("RROW-" + id);
1212
1213                 if (!e || !ctr) return;
1214
1215                 if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
1216                                 e.offsetTop < ctr.scrollTop) {
1217
1218                         // expanded cdm has a 4px margin now
1219                         ctr.scrollTop = parseInt(e.offsetTop) - 4;
1220                 }
1221
1222         } catch (e) {
1223                 exception_error("cdmScrollToArticleId", e);
1224         }
1225 }
1226
1227 function setActiveArticleId(id) {
1228         _active_article_id = id;
1229         PluginHost.run(PluginHost.HOOK_ARTICLE_SET_ACTIVE, _active_article_id);
1230 }
1231
1232 function getActiveArticleId() {
1233         return _active_article_id;
1234 }
1235
1236 function postMouseIn(e, id) {
1237         post_under_pointer = id;
1238 }
1239
1240 function postMouseOut(id) {
1241         post_under_pointer = false;
1242 }
1243
1244 function unpackVisibleHeadlines() {
1245         try {
1246                 if (!isCdmMode()) return;
1247
1248                 $$("#headlines-frame > div[id*=RROW]").each(
1249                         function(child) {
1250                                 if (child.offsetTop <= $("headlines-frame").scrollTop +
1251                                         $("headlines-frame").offsetHeight) {
1252
1253                                         var cencw = $("CENCW-" + child.id.replace("RROW-", ""));
1254
1255                                         if (cencw) {
1256                                                 PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, child);
1257
1258                                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1259                                                 cencw.setAttribute('id', '');
1260                                                 Element.show(cencw);
1261                                         }
1262                                 }
1263                         }
1264                 );
1265
1266         } catch (e) {
1267                 exception_error("unpackVisibleHeadlines", e);
1268         }
1269 }
1270
1271 function headlines_scroll_handler(e) {
1272         try {
1273                 var hsp = $("headlines-spacer");
1274
1275                 unpackVisibleHeadlines();
1276
1277                 // set topmost child in the buffer as active
1278                 if (getInitParam("cdm_auto_catchup") == 1 &&
1279                                 getSelectedArticleIds2().length <= 1 &&
1280                                 (!isCdmMode() || getInitParam("cdm_expanded"))) {
1281                         var rows = $$("#headlines-frame > div[id*=RROW]");
1282
1283                         for (var i = 0; i < rows.length; i++) {
1284                                 var child = rows[i];
1285
1286                                 if ($("headlines-frame").scrollTop <= child.offsetTop &&
1287                                         child.offsetTop - $("headlines-frame").scrollTop < 100 &&
1288                                         child.id.replace("RROW-", "") != _active_article_id) {
1289
1290                                         if (_active_article_id) {
1291                                                 var row = $("RROW-" + _active_article_id);
1292                                                 if (row) row.removeClassName("active");
1293                                         }
1294
1295                                         _active_article_id = child.id.replace("RROW-", "");
1296                                         showArticleInHeadlines(_active_article_id, true);
1297                                         updateSelectedPrompt();
1298                                         break;
1299                                 }
1300                         }
1301                 }
1302
1303                 if (!_infscroll_disable) {
1304                         if ((hsp && e.scrollTop + e.offsetHeight >= hsp.offsetTop - hsp.offsetHeight) ||
1305                                         (e.scrollHeight != 0 &&
1306                                                 ((e.scrollTop + e.offsetHeight) / e.scrollHeight >= 0.7))) {
1307
1308                                 if (hsp)
1309                                         hsp.innerHTML = "<img src='images/indicator_tiny.gif'> " +
1310                                                 __("Loading, please wait...");
1311
1312                                 loadMoreHeadlines();
1313                                 return;
1314
1315                         }
1316                 } else {
1317                         if (hsp) hsp.innerHTML = "";
1318                 }
1319
1320                 if (isCdmMode()) {
1321                         updateFloatingTitle();
1322                 }
1323
1324                 if (getInitParam("cdm_auto_catchup") == 1) {
1325
1326                         // let's get DOM some time to settle down
1327                         var ts = new Date().getTime();
1328                         if (ts - _last_headlines_update < 100) return;
1329
1330                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1331                                 function(child) {
1332                                         if (child.hasClassName("Unread") && $("headlines-frame").scrollTop >
1333                                                         (child.offsetTop + child.offsetHeight/2)) {
1334
1335                                                 var id = child.id.replace("RROW-", "");
1336
1337                                                 if (catchup_id_batch.indexOf(id) == -1)
1338                                                         catchup_id_batch.push(id);
1339
1340                                                 //console.log("auto_catchup_batch: " + catchup_id_batch.toString());
1341                                         }
1342
1343                                 });
1344
1345                         if (catchup_id_batch.length > 0) {
1346                                 window.clearTimeout(catchup_timeout_id);
1347
1348                                 if (!_infscroll_request_sent) {
1349                                         catchup_timeout_id = window.setTimeout('catchupBatchedArticles()',
1350                                                 500);
1351                                 }
1352                         }
1353                 }
1354
1355         } catch (e) {
1356                 console.warn("headlines_scroll_handler: " + e);
1357         }
1358 }
1359
1360 function catchupBatchedArticles() {
1361         try {
1362                 if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
1363
1364                         // make a copy of the array
1365                         var batch = catchup_id_batch.slice();
1366                         var query = "?op=rpc&method=catchupSelected" +
1367                                 "&cmode=0&ids=" + param_escape(batch.toString());
1368
1369                         console.log(query);
1370
1371                         new Ajax.Request("backend.php", {
1372                                 parameters: query,
1373                                 onComplete: function(transport) {
1374                                         handle_rpc_json(transport);
1375
1376                                         reply = JSON.parse(transport.responseText);
1377                                         var batch = reply.ids;
1378
1379                                         batch.each(function(id) {
1380                                                 console.log(id);
1381                                                 var elem = $("RROW-" + id);
1382                                                 if (elem) elem.removeClassName("Unread");
1383                                                 catchup_id_batch.remove(id);
1384                                         });
1385
1386                                         updateFloatingTitle(true);
1387
1388                                 } });
1389                 }
1390
1391         } catch (e) {
1392                 exception_error("catchupBatchedArticles", e);
1393         }
1394 }
1395
1396 function catchupRelativeToArticle(below, id) {
1397
1398         try {
1399
1400                 if (!id) id = getActiveArticleId();
1401
1402                 if (!id) {
1403                         alert(__("No article is selected."));
1404                         return;
1405                 }
1406
1407                 var visible_ids = getVisibleArticleIds();
1408
1409                 var ids_to_mark = new Array();
1410
1411                 if (!below) {
1412                         for (var i = 0; i < visible_ids.length; i++) {
1413                                 if (visible_ids[i] != id) {
1414                                         var e = $("RROW-" + visible_ids[i]);
1415
1416                                         if (e && e.hasClassName("Unread")) {
1417                                                 ids_to_mark.push(visible_ids[i]);
1418                                         }
1419                                 } else {
1420                                         break;
1421                                 }
1422                         }
1423                 } else {
1424                         for (var i = visible_ids.length-1; i >= 0; i--) {
1425                                 if (visible_ids[i] != id) {
1426                                         var e = $("RROW-" + visible_ids[i]);
1427
1428                                         if (e && e.hasClassName("Unread")) {
1429                                                 ids_to_mark.push(visible_ids[i]);
1430                                         }
1431                                 } else {
1432                                         break;
1433                                 }
1434                         }
1435                 }
1436
1437                 if (ids_to_mark.length == 0) {
1438                         alert(__("No articles found to mark"));
1439                 } else {
1440                         var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
1441
1442                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1443
1444                                 for (var i = 0; i < ids_to_mark.length; i++) {
1445                                         var e = $("RROW-" + ids_to_mark[i]);
1446                                         e.removeClassName("Unread");
1447                                 }
1448
1449                                 var query = "?op=rpc&method=catchupSelected" +
1450                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1451
1452                                 new Ajax.Request("backend.php", {
1453                                         parameters: query,
1454                                         onComplete: function(transport) {
1455                                                 handle_rpc_json(transport);
1456                                         } });
1457
1458                         }
1459                 }
1460
1461         } catch (e) {
1462                 exception_error("catchupRelativeToArticle", e);
1463         }
1464 }
1465
1466 function cdmCollapseArticle(event, id, unmark) {
1467         try {
1468                 if (unmark == undefined) unmark = true;
1469
1470                 var row = $("RROW-" + id);
1471                 var elem = $("CICD-" + id);
1472
1473                 if (elem && row) {
1474                         var collapse = $$("div#RROW-" + id +
1475                                 " span[class='collapseBtn']")[0];
1476
1477                         Element.hide(elem);
1478                         Element.show("CEXC-" + id);
1479                         Element.hide(collapse);
1480
1481                         if (unmark) {
1482                                 row.removeClassName("active");
1483
1484                                 markHeadline(id, false);
1485
1486                                 if (id == getActiveArticleId()) {
1487                                         setActiveArticleId(0);
1488                                 }
1489
1490                                 updateSelectedPrompt();
1491                         }
1492
1493                         if (event) Event.stop(event);
1494
1495                         PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
1496
1497                         if (row.offsetTop < $("headlines-frame").scrollTop)
1498                                 scrollToRowId(row.id);
1499
1500                         Element.hide("floatingTitle");
1501                         $("floatingTitle").setAttribute("rowid", false);
1502                 }
1503
1504         } catch (e) {
1505                 exception_error("cdmCollapseArticle", e);
1506         }
1507 }
1508
1509 function cdmExpandArticle(id, noexpand) {
1510         try {
1511                 console.log("cdmExpandArticle " + id);
1512
1513                 if (!$("RROW-" + id)) return false;
1514
1515                 var oldrow = $("RROW-" + getActiveArticleId());
1516
1517                 var elem = $("CICD-" + getActiveArticleId());
1518
1519                 if (id == getActiveArticleId() && Element.visible(elem))
1520                         return true;
1521
1522                 selectArticles("none");
1523
1524                 var old_offset = $("RROW-" + id).offsetTop;
1525
1526                 if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
1527                         var collapse = $$("div#RROW-" + getActiveArticleId() +
1528                                 " span[class='collapseBtn']")[0];
1529
1530                         Element.hide(elem);
1531                         Element.show("CEXC-" + getActiveArticleId());
1532                         Element.hide(collapse);
1533                 }
1534
1535                 if (oldrow) oldrow.removeClassName("active");
1536
1537                 setActiveArticleId(id);
1538
1539                 elem = $("CICD-" + id);
1540
1541                 var collapse = $$("div#RROW-" + id +
1542                                 " span[class='collapseBtn']")[0];
1543
1544                 var cencw = $("CENCW-" + id);
1545
1546                 if (!Element.visible(elem) && !noexpand) {
1547                         if (cencw) {
1548                                 cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
1549                                 cencw.setAttribute('id', '');
1550                                 Element.show(cencw);
1551                         }
1552
1553                         Element.show(elem);
1554                         Element.hide("CEXC-" + id);
1555                         Element.show(collapse);
1556                 }
1557
1558                 var new_offset = $("RROW-" + id).offsetTop;
1559
1560                 if (old_offset > new_offset)
1561                         $("headlines-frame").scrollTop -= (old_offset-new_offset);
1562
1563                 if (!noexpand)
1564                         toggleUnread(id, 0, true);
1565                 toggleSelected(id);
1566                 $("RROW-" + id).addClassName("active");
1567
1568                 PluginHost.run(PluginHost.HOOK_ARTICLE_EXPANDED, id);
1569
1570         } catch (e) {
1571                 exception_error("cdmExpandArticle", e);
1572         }
1573
1574         return false;
1575 }
1576
1577 function getArticleUnderPointer() {
1578         return post_under_pointer;
1579 }
1580
1581 function scrollArticle(offset) {
1582         try {
1583                 if (!isCdmMode()) {
1584                         var ci = $("content-insert");
1585                         if (ci) {
1586                                 ci.scrollTop += offset;
1587                         }
1588                 } else {
1589                         var hi = $("headlines-frame");
1590                         if (hi) {
1591                                 hi.scrollTop += offset;
1592                         }
1593
1594                 }
1595         } catch (e) {
1596                 exception_error("scrollArticle", e);
1597         }
1598 }
1599
1600 function show_labels_in_headlines(transport) {
1601         try {
1602                 var data = JSON.parse(transport.responseText);
1603
1604                 if (data) {
1605                         data['info-for-headlines'].each(function(elem) {
1606                                 $$(".HLLCTR-" + elem.id).each(function(ctr) {
1607                                         ctr.innerHTML = elem.labels;
1608                                 });
1609                         });
1610                 }
1611         } catch (e) {
1612                 exception_error("show_labels_in_headlines", e);
1613         }
1614 }
1615
1616 function dismissArticle(id) {
1617         try {
1618                 var elem = $("RROW-" + id);
1619
1620                 if (!elem) return;
1621
1622                 toggleUnread(id, 0, true);
1623
1624                 new Effect.Fade(elem, {duration : 0.5});
1625
1626                 // Remove the content, too
1627                 var elem_content = $("CICD-" + id);
1628                 if (elem_content) {
1629                         Element.remove(elem_content);
1630                 }
1631
1632                 if (id == getActiveArticleId()) {
1633                         setActiveArticleId(0);
1634                 }
1635
1636         } catch (e) {
1637                 exception_error("dismissArticle", e);
1638         }
1639 }
1640
1641 function dismissSelectedArticles() {
1642         try {
1643
1644                 var ids = getVisibleArticleIds();
1645                 var tmp = [];
1646                 var sel = [];
1647
1648                 for (var i = 0; i < ids.length; i++) {
1649                         var elem = $("RROW-" + ids[i]);
1650
1651                         if (elem.className && elem.hasClassName("Selected") &&
1652                                         ids[i] != getActiveArticleId()) {
1653                                 new Effect.Fade(elem, {duration : 0.5});
1654                                 sel.push(ids[i]);
1655
1656                                 // Remove the content, too
1657                                 var elem_content = $("CICD-" + ids[i]);
1658                                 if (elem_content) {
1659                                         Element.remove(elem_content);
1660                                 }
1661                         } else {
1662                                 tmp.push(ids[i]);
1663                         }
1664                 }
1665
1666                 if (sel.length > 0)
1667                         selectionToggleUnread(false);
1668
1669
1670         } catch (e) {
1671                 exception_error("dismissSelectedArticles", e);
1672         }
1673 }
1674
1675 function dismissReadArticles() {
1676         try {
1677
1678                 var ids = getVisibleArticleIds();
1679                 var tmp = [];
1680
1681                 for (var i = 0; i < ids.length; i++) {
1682                         var elem = $("RROW-" + ids[i]);
1683
1684                         if (elem.className && !elem.hasClassName("Unread") &&
1685                                         !elem.hasClassName("Selected")) {
1686
1687                                 new Effect.Fade(elem, {duration : 0.5});
1688
1689                                 // Remove the content, too
1690                                 var elem_content = $("CICD-" + ids[i]);
1691                                 if (elem_content) {
1692                                         Element.remove(elem_content);
1693                                 }
1694                         } else {
1695                                 tmp.push(ids[i]);
1696                         }
1697                 }
1698
1699         } catch (e) {
1700                 exception_error("dismissReadArticles", e);
1701         }
1702 }
1703
1704 function getVisibleArticleIds() {
1705         var ids = [];
1706
1707         try {
1708
1709                 getLoadedArticleIds().each(function(id) {
1710                         var elem = $("RROW-" + id);
1711                         if (elem && Element.visible(elem))
1712                                 ids.push(id);
1713                         });
1714
1715         } catch (e) {
1716                 exception_error("getVisibleArticleIds", e);
1717         }
1718
1719         return ids;
1720 }
1721
1722 function cdmClicked(event, id) {
1723         try {
1724                 //var shift_key = event.shiftKey;
1725
1726                 if (!event.ctrlKey) {
1727
1728                         if (!getInitParam("cdm_expanded")) {
1729                                 return cdmExpandArticle(id);
1730                         } else {
1731
1732                                 var elem = $("RROW-" + getActiveArticleId());
1733
1734                                 if (elem) elem.removeClassName("active");
1735
1736                                 selectArticles("none");
1737                                 toggleSelected(id);
1738
1739                                 var elem = $("RROW-" + id);
1740                                 var article_is_unread = elem.hasClassName("Unread");
1741
1742                                 elem.removeClassName("Unread");
1743                                 elem.addClassName("active");
1744
1745                                 setActiveArticleId(id);
1746
1747                                 if (article_is_unread) {
1748                                         decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1749                                         updateFloatingTitle(true);
1750                                 }
1751
1752                                 var query = "?op=rpc&method=catchupSelected" +
1753                                         "&cmode=0&ids=" + param_escape(id);
1754
1755                                 new Ajax.Request("backend.php", {
1756                                         parameters: query,
1757                                         onComplete: function(transport) {
1758                                                 handle_rpc_json(transport);
1759                                         } });
1760
1761                                 return !event.shiftKey;
1762                         }
1763
1764                 } else {
1765                         toggleSelected(id, true);
1766
1767                         var elem = $("RROW-" + id);
1768                         var article_is_unread = elem.hasClassName("Unread");
1769
1770                         if (article_is_unread) {
1771                                 decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
1772                         }
1773
1774                         toggleUnread(id, 0, false);
1775
1776                         openArticleInNewWindow(id);
1777                 }
1778
1779                 var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
1780                 request_counters(unread_in_buffer == 0);
1781
1782         } catch (e) {
1783                 exception_error("cdmClicked");
1784         }
1785
1786         return false;
1787 }
1788
1789 function hlClicked(event, id) {
1790         try {
1791                 if (event.which == 2) {
1792                         view(id);
1793                         return true;
1794                 } else if (event.ctrlKey) {
1795                         toggleSelected(id, true);
1796                         toggleUnread(id, 0, false);
1797                         openArticleInNewWindow(id);
1798                         return false;
1799                 } else {
1800                         view(id);
1801                         return false;
1802                 }
1803
1804         } catch (e) {
1805                 exception_error("hlClicked");
1806         }
1807 }
1808
1809 function getFirstVisibleHeadlineId() {
1810         var rows = getVisibleArticleIds();
1811         return rows[0];
1812
1813 }
1814
1815 function getLastVisibleHeadlineId() {
1816         var rows = getVisibleArticleIds();
1817         return rows[rows.length-1];
1818 }
1819
1820 function openArticleInNewWindow(id) {
1821         toggleUnread(id, 0, false);
1822         window.open("backend.php?op=article&method=redirect&id=" + id);
1823 }
1824
1825 function isCdmMode() {
1826         return getInitParam("combined_display_mode");
1827 }
1828
1829 function markHeadline(id, marked) {
1830         if (marked == undefined) marked = true;
1831
1832         var row = $("RROW-" + id);
1833         if (row) {
1834                 var check = dijit.getEnclosingWidget(
1835                                 row.getElementsByClassName("rchk")[0]);
1836
1837                 if (check) {
1838                         check.attr("checked", marked);
1839                 }
1840
1841                 if (marked)
1842                         row.addClassName("Selected");
1843                 else
1844                         row.removeClassName("Selected");
1845         }
1846 }
1847
1848 function getRelativePostIds(id, limit) {
1849
1850         var tmp = [];
1851
1852         try {
1853
1854                 if (!limit) limit = 6; //3
1855
1856                 var ids = getVisibleArticleIds();
1857
1858                 for (var i = 0; i < ids.length; i++) {
1859                         if (ids[i] == id) {
1860                                 for (var k = 1; k <= limit; k++) {
1861                                         //if (i > k-1) tmp.push(ids[i-k]);
1862                                         if (i < ids.length-k) tmp.push(ids[i+k]);
1863                                 }
1864                                 break;
1865                         }
1866                 }
1867
1868         } catch (e) {
1869                 exception_error("getRelativePostIds", e);
1870         }
1871
1872         return tmp;
1873 }
1874
1875 function correctHeadlinesOffset(id) {
1876
1877         try {
1878
1879                 var container = $("headlines-frame");
1880                 var row = $("RROW-" + id);
1881
1882                 if (!container || !row) return;
1883
1884                 var viewport = container.offsetHeight;
1885
1886                 var rel_offset_top = row.offsetTop - container.scrollTop;
1887                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
1888
1889                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
1890                 //console.log("Vport: " + viewport);
1891
1892                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
1893                         container.scrollTop = row.offsetTop;
1894                 } else if (rel_offset_bottom > viewport) {
1895
1896                         /* doesn't properly work with Opera in some cases because
1897                                 Opera fucks up element scrolling */
1898
1899                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
1900                 }
1901
1902         } catch (e) {
1903                 exception_error("correctHeadlinesOffset", e);
1904         }
1905
1906 }
1907
1908 function headlineActionsChange(elem) {
1909         try {
1910                 eval(elem.value);
1911                 elem.attr('value', 'false');
1912         } catch (e) {
1913                 exception_error("headlineActionsChange", e);
1914         }
1915 }
1916
1917 function closeArticlePanel() {
1918
1919         if (dijit.byId("content-insert"))
1920                 dijit.byId("headlines-wrap-inner").removeChild(
1921                         dijit.byId("content-insert"));
1922 }
1923
1924 function initFloatingMenu() {
1925         try {
1926                 if (dijit.byId("floatingMenu"))
1927                         dijit.byId("floatingMenu").destroyRecursive();
1928
1929                         var menu = new dijit.Menu({
1930                                 id: "floatingMenu",
1931                                 targetNodeIds: ["floatingTitle"]
1932                         });
1933
1934                         var id = $("floatingTitle").getAttribute("rowid").replace("RROW-", "");
1935
1936                         headlinesMenuCommon(menu, id);
1937
1938                         menu.startup();
1939         } catch (e) {
1940                 exception_error("initFloatingMenu", e);
1941         }
1942 }
1943
1944 function headlinesMenuCommon(menu, base_id) {
1945         try {
1946
1947                 menu.addChild(new dijit.MenuItem({
1948                         label: __("Open original article"),
1949                         onClick: function(event) {
1950                                 openArticleInNewWindow(base_id ? base_id : this.getParent().callerRowId);
1951                         }}));
1952
1953                 menu.addChild(new dijit.MenuItem({
1954                         label: __("Display article URL"),
1955                         onClick: function(event) {
1956                                 displayArticleUrl(base_id ? base_id : this.getParent().callerRowId);
1957                         }}));
1958
1959                 menu.addChild(new dijit.MenuSeparator());
1960
1961                 menu.addChild(new dijit.MenuItem({
1962                         label: __("Toggle unread"),
1963                         onClick: function(event) {
1964                                 var ids = getSelectedArticleIds2();
1965                                 // cast to string
1966                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1967                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1968
1969                                 selectionToggleUnread(undefined, false, true, ids);
1970                                 }}));
1971
1972                 menu.addChild(new dijit.MenuItem({
1973                         label: __("Toggle starred"),
1974                         onClick: function(event) {
1975                                 var ids = getSelectedArticleIds2();
1976                                 // cast to string
1977                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1978                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1979
1980                                 selectionToggleMarked(undefined, false, true, ids);
1981                                 }}));
1982
1983                 menu.addChild(new dijit.MenuItem({
1984                         label: __("Toggle published"),
1985                         onClick: function(event) {
1986                                 var ids = getSelectedArticleIds2();
1987                                 // cast to string
1988                                 var id = (base_id ? base_id : this.getParent().callerRowId) + "";
1989                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
1990
1991                                 selectionTogglePublished(undefined, false, true, ids);
1992                                 }}));
1993
1994                 menu.addChild(new dijit.MenuSeparator());
1995
1996                 menu.addChild(new dijit.MenuItem({
1997                         label: __("Mark above as read"),
1998                         onClick: function(event) {
1999                                 catchupRelativeToArticle(0, base_id ? base_id : this.getParent().callerRowId);
2000                                 }}));
2001
2002                 menu.addChild(new dijit.MenuItem({
2003                         label: __("Mark below as read"),
2004                         onClick: function(event) {
2005                                 catchupRelativeToArticle(1, base_id ? base_id : this.getParent().callerRowId);
2006                                 }}));
2007
2008
2009                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
2010
2011                 if (labels) {
2012
2013                         menu.addChild(new dijit.MenuSeparator());
2014
2015                         var labelAddMenu = new dijit.Menu({ownerMenu: menu});
2016                         var labelDelMenu = new dijit.Menu({ownerMenu: menu});
2017
2018                         labels.each(function(label) {
2019                                 var id = label.id[0];
2020                                 var bare_id = id.substr(id.indexOf(":")+1);
2021                                 var name = label.name[0];
2022
2023                                 bare_id = feed_to_label_id(bare_id);
2024
2025                                 labelAddMenu.addChild(new dijit.MenuItem({
2026                                         label: name,
2027                                         labelId: bare_id,
2028                                         onClick: function(event) {
2029                                                 var ids = getSelectedArticleIds2();
2030                                                 // cast to string
2031                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2032
2033                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2034
2035                                                 selectionAssignLabel(this.labelId, ids);
2036                                 }}));
2037
2038                                 labelDelMenu.addChild(new dijit.MenuItem({
2039                                         label: name,
2040                                         labelId: bare_id,
2041                                         onClick: function(event) {
2042                                                 var ids = getSelectedArticleIds2();
2043                                                 // cast to string
2044                                                 var id = (base_id ? base_id : this.getParent().ownerMenu.callerRowId) + "";
2045
2046                                                 ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
2047
2048                                                 selectionRemoveLabel(this.labelId, ids);
2049                                 }}));
2050
2051                         });
2052
2053                         menu.addChild(new dijit.PopupMenuItem({
2054                                 label: __("Assign label"),
2055                                 popup: labelAddMenu,
2056                         }));
2057
2058                         menu.addChild(new dijit.PopupMenuItem({
2059                                 label: __("Remove label"),
2060                                 popup: labelDelMenu,
2061                         }));
2062
2063                 }
2064
2065
2066         } catch (e) {
2067                 exception_error("headlinesMenuCommon", e);
2068         }
2069 }
2070
2071 function initHeadlinesMenu() {
2072         try {
2073                 if (dijit.byId("headlinesMenu"))
2074                         dijit.byId("headlinesMenu").destroyRecursive();
2075
2076                 var ids = [];
2077
2078                 if (!isCdmMode()) {
2079                         nodes = $$("#headlines-frame > div[id*=RROW]");
2080                 } else {
2081                         nodes = $$("#headlines-frame span[id*=RTITLE]");
2082                 }
2083
2084                 nodes.each(function(node) {
2085                         ids.push(node.id);
2086                 });
2087
2088                 var menu = new dijit.Menu({
2089                         id: "headlinesMenu",
2090                         targetNodeIds: ids,
2091                 });
2092
2093                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
2094                         var callerNode = event.target, match = null, tries = 0;
2095
2096                         while (match == null && callerNode && tries <= 3) {
2097                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2098                                 callerNode = callerNode.parentNode;
2099                                 ++tries;
2100                         }
2101
2102                         if (match) this.callerRowId = parseInt(match[1]);
2103
2104                 });
2105
2106                 headlinesMenuCommon(menu, false);
2107
2108                 menu.startup();
2109
2110         } catch (e) {
2111                 exception_error("initHeadlinesMenu", e);
2112         }
2113 }
2114
2115 function cache_set(id, obj) {
2116         //console.log("cache_set: " + id);
2117         if (has_storage)
2118                 try {
2119                         sessionStorage[id] = obj;
2120                 } catch (e) {
2121                         sessionStorage.clear();
2122                 }
2123 }
2124
2125 function cache_get(id) {
2126         if (has_storage)
2127                 return sessionStorage[id];
2128 }
2129
2130 function cache_clear() {
2131         if (has_storage)
2132                 sessionStorage.clear();
2133 }
2134
2135 function cache_delete(id) {
2136         if (has_storage)
2137                 sessionStorage.removeItem(id);
2138 }
2139
2140 function cancelSearch() {
2141         try {
2142                 _search_query = "";
2143                 viewCurrentFeed();
2144         } catch (e) {
2145                 exception_error("cancelSearch", e);
2146         }
2147 }
2148
2149 function setSelectionScore() {
2150         try {
2151                 var ids = getSelectedArticleIds2();
2152
2153                 if (ids.length > 0) {
2154                         console.log(ids);
2155
2156                         var score = prompt(__("Please enter new score for selected articles:"), score);
2157
2158                         if (score != undefined) {
2159                                 var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
2160                                         "&score=" + param_escape(score);
2161
2162                                 new Ajax.Request("backend.php", {
2163                                         parameters: query,
2164                                         onComplete: function(transport) {
2165                                                 var reply = JSON.parse(transport.responseText);
2166                                                 if (reply) {
2167                                                         console.log(ids);
2168
2169                                                         ids.each(function(id) {
2170                                                                 var row = $("RROW-" + id);
2171
2172                                                                 if (row) {
2173                                                                         var pic = row.getElementsByClassName("hlScorePic")[0];
2174
2175                                                                         if (pic) {
2176                                                                                 pic.src = pic.src.replace(/score_.*?\.png/,
2177                                                                                         reply["score_pic"]);
2178                                                                                 pic.setAttribute("score", score);
2179                                                                         }
2180                                                                 }
2181                                                         });
2182                                                 }
2183                                         } });
2184                         }
2185
2186                 } else {
2187                         alert(__("No articles are selected."));
2188                 }
2189         } catch (e) {
2190                 exception_error("setSelectionScore", e);
2191         }
2192 }
2193
2194 function changeScore(id, pic) {
2195         try {
2196                 var score = pic.getAttribute("score");
2197
2198                 var new_score = prompt(__("Please enter new score for this article:"), score);
2199
2200                 if (new_score != undefined) {
2201
2202                         var query = "op=article&method=setScore&id=" + param_escape(id) +
2203                                 "&score=" + param_escape(new_score);
2204
2205                         new Ajax.Request("backend.php", {
2206                                 parameters: query,
2207                                 onComplete: function(transport) {
2208                                         var reply = JSON.parse(transport.responseText);
2209
2210                                         if (reply) {
2211                                                 pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
2212                                                 pic.setAttribute("score", new_score);
2213                                         }
2214                                 } });
2215                 }
2216         } catch (e) {
2217                 exception_error("changeScore", e);
2218         }
2219 }
2220
2221 function displayArticleUrl(id) {
2222         try {
2223                 var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
2224
2225                         new Ajax.Request("backend.php", {
2226                                 parameters: query,
2227                                 onComplete: function(transport) {
2228                                         var reply = JSON.parse(transport.responseText);
2229
2230                                         if (reply && reply.link) {
2231                                                 prompt(__("Article URL:"), reply.link);
2232                                         }
2233                                 } });
2234         } catch (e) {
2235                 exception_error("changeScore", e);
2236         }
2237 }
2238
2239 function openSelectedAttachment(elem) {
2240         try {
2241                 var url = elem[elem.selectedIndex].value;
2242
2243                 if (url) {
2244                         window.open(url);
2245                         elem.selectedIndex = 0;
2246                 }
2247
2248         } catch (e) {
2249                 exception_error("openSelectedAttachment", e);
2250         }
2251 }
2252
2253 function scrollToRowId(id) {
2254         try {
2255                 var row = $(id);
2256
2257                 if (row)
2258                         $("headlines-frame").scrollTop = row.offsetTop;
2259
2260         } catch (e) {
2261                 exception_error("scrollToRowId", e);
2262         }
2263 }
2264
2265 function updateFloatingTitle(unread_only) {
2266         try {
2267                 if (!isCdmMode()) return;
2268
2269                 var hf = $("headlines-frame");
2270
2271                 var elems = $$("#headlines-frame > div[id*=RROW]");
2272
2273                 for (var i = 0; i < elems.length; i++) {
2274
2275                         var child = elems[i];
2276
2277                         if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
2278
2279                                 var header = child.getElementsByClassName("cdmHeader")[0];
2280
2281                                 if (unread_only || child.id != $("floatingTitle").getAttribute("rowid")) {
2282                                         if (child.id != $("floatingTitle").getAttribute("rowid")) {
2283                                                 $("floatingTitle").setAttribute("rowid", child.id);
2284                                                 $("floatingTitle").innerHTML = header.innerHTML;
2285                                                 $("floatingTitle").firstChild.innerHTML = "<img class='anchor markedPic' src='images/page_white_go.png' onclick=\"scrollToRowId('"+child.id+"')\">" + $("floatingTitle").firstChild.innerHTML;
2286
2287                                                 initFloatingMenu();
2288
2289                                                 var cb = $$("#floatingTitle .dijitCheckBox")[0];
2290
2291                                                 if (cb)
2292                                                         cb.parentNode.removeChild(cb);
2293                                         }
2294
2295                                         if (child.hasClassName("Unread"))
2296                                                 $("floatingTitle").addClassName("Unread");
2297                                         else
2298                                                 $("floatingTitle").removeClassName("Unread");
2299
2300                                         PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
2301                                 }
2302
2303                                 if (child.offsetTop < hf.scrollTop - header.offsetHeight &&
2304                                                 child.offsetTop + child.offsetHeight - hf.scrollTop > header.offsetHeight)
2305                                         Element.show("floatingTitle");
2306                                 else
2307                                         Element.hide("floatingTitle");
2308
2309                                 return;
2310
2311                         }
2312                 }
2313
2314         } catch (e) {
2315                 exception_error("updateFloatingTitle", e);
2316         }
2317 }