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