tt-rss.js

   1
   2 var total_unread = 0;
   3 var first_run = true;
   4 var display_tags = false;
   5 var global_unread = -1;
   6 var active_title_text = "";
   7 var current_subtitle = "";
   8 var daemon_enabled = false;
   9 var daemon_refresh_only = false;
  10 //var _qfd_deleted_feed = 0;
  11 var firsttime_update = true;
  12 var _active_feed_id = 0;
  13 var _active_feed_is_cat = false;
  14 var number_of_feeds = 0;
  15 var sanity_check_done = false;
  16 var _hfd_scrolltop = 0;
  17 var hotkey_prefix = false;
  18 var hotkey_prefix_pressed = false;
  19 var init_params = new Object();
  20 var ver_offset = 0;
  21 var hor_offset = 0;
  22 var feeds_sort_by_unread = false;
  23 var feedlist_sortable_enabled = false;
  24
  25 function activeFeedIsCat() {
  26         return _active_feed_is_cat;
  27 }
  28
  29 function getActiveFeedId() {
  30         try {
  31                 debug("gAFID: " + _active_feed_id);
  32                 return _active_feed_id;
  33         } catch (e) {
  34                 exception_error("getActiveFeedId", e);
  35         }
  36 }
  37
  38 function setActiveFeedId(id, is_cat) {
  39         try {
  40                 debug("sAFID(" + id + ", " + is_cat + ")");
  41                 _active_feed_id = id;
  42
  43                 if (is_cat != undefined) {
  44                         _active_feed_is_cat = is_cat;
  45                 }
  46
  47         } catch (e) {
  48                 exception_error("setActiveFeedId", e);
  49         }
  50 }
  51
  52
  53 function isFeedlistSortable() {
  54         return feedlist_sortable_enabled;
  55 }
  56
  57 function tagsAreDisplayed() {
  58         return display_tags;
  59 }
  60
  61 function toggleTags(show_all) {
  62
  63         try {
  64
  65         debug("toggleTags: " + show_all + "; " + display_tags);
  66
  67         var p = $("dispSwitchPrompt");
  68
  69         if (!show_all && !display_tags) {
  70                 displayDlg("printTagCloud");
  71         } else if (show_all) {
  72                 closeInfoBox();
  73                 display_tags = true;
  74                 p.innerHTML = __("display feeds");
  75                 notify_progress("Loading, please wait...", true);
  76                 updateFeedList();
  77         } else if (display_tags) {
  78                 display_tags = false;
  79                 p.innerHTML = __("tag cloud");
  80                 notify_progress("Loading, please wait...", true);
  81                 updateFeedList();
  82         }
  83
  84         } catch (e) {
  85                 exception_error("toggleTags", e);
  86         }
  87 }
  88
  89 function dlg_frefresh_callback(transport, deleted_feed) {
  90         if (getActiveFeedId() == deleted_feed) {
  91                 var h = $("headlines-frame");
  92                 if (h) {
  93                         h.innerHTML = "<div class='whiteBox'>" + __('No feed selected.') + "</div>";
  94                 }
  95         }
  96
  97         setTimeout('updateFeedList(false, false)', 50);
  98         closeInfoBox();
  99 }
 100
 101 function refetch_callback2(transport) {
 102         try {
 103
 104                 var date = new Date();
 105
 106                 parse_counters_reply(transport, true);
 107
 108                 debug("refetch_callback2: done");
 109
 110 /*              if (!daemon_enabled && !daemon_refresh_only) {
 111                         notify_info("All feeds updated.");
 112                         updateTitle("");
 113                 } else {
 114                         //notify("");
 115                 } */
 116         } catch (e) {
 117                 exception_error("refetch_callback", e);
 118                 updateTitle("");
 119         }
 120 }
 121
 122 function backend_sanity_check_callback(transport) {
 123
 124         try {
 125
 126                 if (sanity_check_done) {
 127                         fatalError(11, "Sanity check request received twice. This can indicate "+
 128                       "presence of Firebug or some other disrupting extension. "+
 129                                 "Please disable it and try again.");
 130                         return;
 131                 }
 132
 133                 if (!transport.responseXML) {
 134                         if (!store) {
 135                                 fatalError(3, "Sanity check: Received reply is not XML",
 136                                         transport.responseText);
 137                                 return;
 138                         } else {
 139                                 init_offline();
 140                                 return;
 141                         }
 142                 }
 143
 144                 if (getURLParam("offline")) {
 145                         return init_offline();
 146                 }
 147
 148                 var reply = transport.responseXML.firstChild.firstChild;
 149
 150                 if (!reply) {
 151                         fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
 152                         return;
 153                 }
 154
 155                 var error_code = reply.getAttribute("error-code");
 156
 157                 if (error_code && error_code != 0) {
 158                         return fatalError(error_code, reply.getAttribute("error-msg"));
 159                 }
 160
 161                 debug("sanity check ok");
 162
 163                 var params = reply.nextSibling;
 164
 165                 if (params) {
 166                         debug('reading init-params...');
 167                         var param = params.firstChild;
 168
 169                         while (param) {
 170                                 var k = param.getAttribute("key");
 171                                 var v = param.getAttribute("value");
 172                                 debug(k + " => " + v);
 173                                 init_params[k] = v;
 174
 175                                 if (db) {
 176                                         db.execute("DELETE FROM init_params WHERE key = ?", [k]);
 177                                         db.execute("INSERT INTO init_params (key,value) VALUES (?, ?)",
 178                                                 [k, v]);
 179                                 }
 180
 181                                 param = param.nextSibling;
 182                         }
 183                 }
 184
 185                 sanity_check_done = true;
 186
 187                 init_second_stage();
 188
 189         } catch (e) {
 190                 exception_error("backend_sanity_check_callback", e, transport);
 191         }
 192 }
 193
 194 function scheduleFeedUpdate(force) {
 195
 196         debug("in scheduleFeedUpdate");
 197
 198 /*      if (!daemon_enabled && !daemon_refresh_only) {
 199                 notify_progress("Updating feeds...", true);
 200         } */
 201
 202         var query_str = "backend.php?op=rpc&subop=";
 203
 204         if (force) {
 205                 query_str = query_str + "forceUpdateAllFeeds";
 206         } else {
 207                 query_str = query_str + "updateAllFeeds";
 208         }
 209
 210         var omode;
 211
 212         if (firsttime_update && !navigator.userAgent.match("Opera")) {
 213                 firsttime_update = false;
 214                 omode = "T";
 215         } else {
 216                 if (display_tags) {
 217                         omode = "tl";
 218                 } else {
 219                         omode = "flc";
 220                 }
 221         }
 222
 223         query_str = query_str + "&omode=" + omode;
 224         query_str = query_str + "&uctr=" + global_unread;
 225
 226         var date = new Date();
 227         var timestamp = Math.round(date.getTime() / 1000);
 228         query_str = query_str + "&ts=" + timestamp
 229
 230         debug("REFETCH query: " + query_str);
 231
 232         new Ajax.Request(query_str, {
 233                 onComplete: function(transport) {
 234                                 refetch_callback2(transport);
 235                         } });
 236 }
 237
 238 function updateFeedList(silent, fetch) {
 239
 240 //      if (silent != true) {
 241 //              notify("Loading feed list...");
 242 //      }
 243
 244         debug("<b>updateFeedList</b>");
 245
 246         if (offline_mode) return render_offline_feedlist();
 247
 248         var query_str = "backend.php?op=feeds";
 249
 250         if (display_tags) {
 251                 query_str = query_str + "&tags=1";
 252         }
 253
 254         if (getActiveFeedId() && !activeFeedIsCat()) {
 255                 query_str = query_str + "&actid=" + getActiveFeedId();
 256         }
 257
 258         var date = new Date();
 259         var timestamp = Math.round(date.getTime() / 1000);
 260         query_str = query_str + "&ts=" + timestamp
 261
 262         if (fetch) query_str = query_str + "&fetch=yes";
 263
 264 //      var feeds_frame = $("feeds-frame");
 265 //      feeds_frame.src = query_str;
 266
 267         debug("updateFeedList Q=" + query_str);
 268
 269         new Ajax.Request(query_str, {
 270                 onComplete: function(transport) {
 271                         feedlist_callback2(transport);
 272                 } });
 273
 274 }
 275
 276 function catchupAllFeeds() {
 277
 278         var str = __("Mark all articles as read?");
 279
 280         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 281
 282                 var query_str = "backend.php?op=feeds&subop=catchupAll";
 283
 284                 notify_progress("Marking all feeds as read...");
 285
 286                 debug("catchupAllFeeds Q=" + query_str);
 287
 288                 new Ajax.Request(query_str, {
 289                         onComplete: function(transport) {
 290                                 feedlist_callback2(transport);
 291                         } });
 292
 293                 global_unread = 0;
 294                 updateTitle("");
 295         }
 296 }
 297
 298 function viewCurrentFeed(subop) {
 299
 300 //      if (getActiveFeedId()) {
 301         if (getActiveFeedId() != undefined) {
 302                 viewfeed(getActiveFeedId(), subop, activeFeedIsCat());
 303         } else {
 304                 disableContainerChildren("headlinesToolbar", false, document);
 305 //              viewfeed(-1, subop); // FIXME
 306         }
 307         return false; // block unneeded form submits
 308 }
 309
 310 function viewfeed(feed, subop) {
 311         var f = window.frames["feeds-frame"];
 312         f.viewfeed(feed, subop);
 313 }
 314
 315 function timeout() {
 316         if (getInitParam("bw_limit") == "1") return;
 317
 318         scheduleFeedUpdate(false);
 319
 320         var refresh_time = getInitParam("feeds_frame_refresh");
 321
 322         if (!refresh_time) refresh_time = 600;
 323
 324         setTimeout("timeout()", refresh_time*1000);
 325 }
 326
 327 function resetSearch() {
 328         var searchbox = $("searchbox")
 329
 330         if (searchbox.value != "" && getActiveFeedId()) {
 331                 searchbox.value = "";
 332                 viewfeed(getActiveFeedId(), "");
 333         }
 334 }
 335
 336 function searchCancel() {
 337         closeInfoBox(true);
 338 }
 339
 340 function search() {
 341         closeInfoBox();
 342         viewCurrentFeed(0, "");
 343 }
 344
 345 // if argument is undefined, current subtitle is not updated
 346 // use blank string to clear subtitle
 347 function updateTitle(s) {
 348         var tmp = "Tiny Tiny RSS";
 349
 350         if (s != undefined) {
 351                 current_subtitle = s;
 352         }
 353
 354         if (global_unread > 0) {
 355                 tmp = tmp + " (" + global_unread + ")";
 356         }
 357
 358         if (current_subtitle) {
 359                 tmp = tmp + " - " + current_subtitle;
 360         }
 361
 362         if (active_title_text.length > 0) {
 363                 tmp = tmp + " > " + active_title_text;
 364         }
 365
 366         document.title = tmp;
 367 }
 368
 369 function genericSanityCheck() {
 370
 371 //      if (!Ajax.getTransport()) fatalError(1);
 372
 373         setCookie("ttrss_test", "TEST");
 374
 375         if (getCookie("ttrss_test") != "TEST") {
 376                 fatalError(2);
 377         }
 378
 379         return true;
 380 }
 381
 382 function init() {
 383
 384         try {
 385
 386                 init_gears();
 387
 388                 disableContainerChildren("headlinesToolbar", true);
 389
 390                 Form.disable("main_toolbar_form");
 391
 392                 if (!genericSanityCheck())
 393                         return;
 394
 395                 if (getURLParam('debug')) {
 396                         Element.show("debug_output");
 397                         debug('debug mode activated');
 398                 }
 399
 400                 var params = "&ua=" + param_escape(navigator.userAgent);
 401
 402                 loading_set_progress(30);
 403
 404                 new Ajax.Request("backend.php?op=rpc&subop=sanityCheck" + params,       {
 405                         onComplete: function(transport) {
 406                                         backend_sanity_check_callback(transport);
 407                                 } });
 408
 409         } catch (e) {
 410                 exception_error("init", e);
 411         }
 412 }
 413
 414 function resize_headlines(delta_x, delta_y) {
 415
 416         try {
 417
 418                 debug("resize_headlines: " + delta_x + ":" + delta_y);
 419
 420                 var h_frame = $("headlines-frame");
 421                 var c_frame = $("content-frame");
 422                 var f_frame = $("footer");
 423                 var feeds_frame = $("feeds-holder");
 424                 var resize_grab = $("resize-grabber");
 425                 var resize_handle = $("resize-handle");
 426
 427                 if (!c_frame || !h_frame) return;
 428
 429                 if (feeds_frame && getInitParam("theme") == "compat") {
 430                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";
 431                 }
 432
 433                 if (getInitParam("theme") == "3pane") {
 434
 435                         if (delta_x != undefined) {
 436                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
 437                                         hor_offset = hor_offset + delta_x;
 438                                 }
 439                         }
 440
 441                         debug("resize_headlines: HOR-mode: " + hor_offset);
 442
 443                         c_frame.style.width = (400 + hor_offset) + "px";
 444                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
 445
 446                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
 447                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth -
 448                                 4) + "px";
 449                         resize_grab.style.display = "block";
 450
 451                         resize_handle.src = "themes/3pane/images/resize_handle_vert.png";
 452                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
 453
 454                 } else {
 455
 456                         if (delta_y != undefined) {
 457                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
 458                                         ver_offset = ver_offset + delta_y;
 459                                 }
 460                         }
 461
 462                         debug("resize_headlines: VER-mode: " + ver_offset);
 463
 464                         h_frame.style.height = (300 - ver_offset) + "px";
 465
 466                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 0) + "px";
 467                         h_frame.style.height = h_frame.offsetHeight + "px";
 468
 469                         var theme_c = 0;
 470
 471                         if (getInitParam("theme") == "graycube") {
 472                                 theme_c = 1;
 473                         }
 474
 475                         if (getInitParam("theme") == "graycube" || getInitParam("theme") == "compat") {
 476                                 resize_handle.src = "themes/graycube/images/resize_handle_horiz.png";
 477                         }
 478
 479 /*                      resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight -
 480                                 4 - theme_c) + "px";
 481                         resize_grab.style.display = "block"; */
 482
 483                 }
 484
 485                 if (getInitParam("cookie_lifetime") != 0) {
 486                         setCookie("ttrss_offset_ver", ver_offset,
 487                                 getInitParam("cookie_lifetime"));
 488                         setCookie("ttrss_offset_hor", hor_offset,
 489                                 getInitParam("cookie_lifetime"));
 490                 } else {
 491                         setCookie("ttrss_offset_ver", ver_offset);
 492                         setCookie("ttrss_offset_hor", hor_offset);
 493                 }
 494
 495         } catch (e) {
 496                 exception_error("resize_headlines", e);
 497         }
 498
 499 }
 500
 501 function init_second_stage() {
 502
 503         try {
 504
 505                 delCookie("ttrss_test");
 506
 507 //              document.onresize = resize_headlines;
 508                 window.onresize=resize_headlines;
 509
 510                 var toolbar = document.forms["main_toolbar_form"];
 511
 512                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
 513                 dropboxSelect(toolbar.limit, getInitParam("default_view_limit"));
 514                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
 515
 516                 daemon_enabled = getInitParam("daemon_enabled") == 1;
 517                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
 518                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
 519
 520 /*              var fl = cache_find_param("FEEDLIST", getInitParam("num_feeds"));
 521
 522                 if (fl) {
 523                         render_feedlist(fl);
 524                         if ($("feedList")) {
 525                                 request_counters();
 526                         } else {
 527                                 setTimeout('updateFeedList(false, false)', 50);
 528                         }
 529                 } else {
 530                         setTimeout('updateFeedList(false, false)', 50);
 531                 } */
 532
 533                 setTimeout('updateFeedList(false, false)', 50);
 534
 535                 debug("second stage ok");
 536
 537                 loading_set_progress(60);
 538
 539                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
 540                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
 541
 542                 debug("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
 543
 544                 /* fuck IE */
 545
 546                 if (isNaN(hor_offset)) hor_offset = 0;
 547                 if (isNaN(ver_offset)) ver_offset = 0;
 548
 549                 debug("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
 550
 551                 resize_headlines();
 552
 553                 enable_offline_reading();
 554
 555         } catch (e) {
 556                 exception_error("init_second_stage", e);
 557         }
 558 }
 559
 560 function quickMenuChange() {
 561         var chooser = $("quickMenuChooser");
 562         var opid = chooser[chooser.selectedIndex].value;
 563
 564         chooser.selectedIndex = 0;
 565         quickMenuGo(opid);
 566 }
 567
 568 function quickMenuGo(opid) {
 569         try {
 570
 571                 if (opid == "qmcPrefs") {
 572                         gotoPreferences();
 573                 }
 574
 575                 if (opid == "qmcSearch") {
 576                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
 577                         return;
 578                 }
 579
 580                 if (opid == "qmcAddFeed") {
 581                         displayDlg("quickAddFeed");
 582                         return;
 583                 }
 584
 585                 if (opid == "qmcEditFeed") {
 586                         editFeedDlg(getActiveFeedId());
 587                 }
 588
 589                 if (opid == "qmcRemoveFeed") {
 590                         var actid = getActiveFeedId();
 591
 592                         if (activeFeedIsCat()) {
 593                                 alert(__("You can't unsubscribe from the category."));
 594                                 return;
 595                         }
 596
 597                         if (!actid) {
 598                                 alert(__("Please select some feed first."));
 599                                 return;
 600                         }
 601
 602                         var fn = getFeedName(actid);
 603
 604                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
 605
 606                         if (confirm(pr)) {
 607                                 unsubscribeFeed(actid);
 608                         }
 609
 610                         return;
 611                 }
 612
 613                 if (opid == "qmcClearFeed") {
 614                         var actid = getActiveFeedId();
 615
 616                         if (!actid) {
 617                                 alert(__("Please select some feed first."));
 618                                 return;
 619                         }
 620
 621                         if (activeFeedIsCat() || actid < 0) {
 622                                 alert(__("You can't clear this type of feed."));
 623                                 return;
 624                         }
 625
 626                         var fn = getFeedName(actid);
 627
 628                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
 629
 630                         if (confirm(pr)) {
 631                                 clearFeedArticles(actid);
 632                         }
 633
 634                         return;
 635                 }
 636
 637
 638                 if (opid == "qmcUpdateFeeds") {
 639                         scheduleFeedUpdate(true);
 640                         return;
 641                 }
 642
 643                 if (opid == "qmcCatchupAll") {
 644                         catchupAllFeeds();
 645                         return;
 646                 }
 647
 648                 if (opid == "qmcShowOnlyUnread") {
 649                         toggleDispRead();
 650                         return;
 651                 }
 652
 653                 if (opid == "qmcAddFilter") {
 654                         displayDlg("quickAddFilter", getActiveFeedId());
 655                 }
 656
 657                 if (opid == "qmcAddLabel") {
 658                         addLabel();
 659                 }
 660
 661                 if (opid == "qmcRescoreFeed") {
 662                         rescoreCurrentFeed();
 663                 }
 664
 665                 if (opid == "qmcHKhelp") {
 666                         //Element.show("hotkey_help_overlay");
 667                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 668                 }
 669
 670                 if (opid == "qmcResetUI") {
 671                         hor_offset = 0;
 672                         ver_offset = 0;
 673                         resize_headlines();
 674                 }
 675
 676                 if (opid == "qmcResetCats") {
 677
 678                         if (confirm(__("Reset category order?"))) {
 679
 680                                 var query = "backend.php?op=feeds&subop=catsortreset";
 681
 682                                 notify_progress("Loading, please wait...", true);
 683
 684                                 new Ajax.Request(query, {
 685                                         onComplete: function(transport) {
 686                                                 window.setTimeout('updateFeedList(false, false)', 50);
 687                                         } });
 688                         }
 689                 }
 690
 691         } catch (e) {
 692                 exception_error("quickMenuGo", e);
 693         }
 694 }
 695
 696 function unsubscribeFeed(feed_id, title) {
 697
 698
 699         var msg = __("Unsubscribe from %s?").replace("%s", title);
 700
 701         if (title == undefined || confirm(msg)) {
 702                 notify_progress("Removing feed...");
 703
 704                 var query = "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
 705
 706                 new Ajax.Request(query, {
 707                         onComplete: function(transport) {
 708                                         dlg_frefresh_callback(transport, feed_id);
 709                                 } });
 710         }
 711
 712         return false;
 713 }
 714
 715
 716 function updateFeedTitle(t) {
 717         active_title_text = t;
 718         updateTitle();
 719 }
 720
 721 function toggleDispRead() {
 722         try {
 723
 724                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
 725
 726                 hide_read_feeds = !hide_read_feeds;
 727
 728                 debug("toggle_disp_read => " + hide_read_feeds);
 729
 730                 hideOrShowFeeds(hide_read_feeds);
 731
 732                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
 733
 734         } catch (e) {
 735                 exception_error("toggleDispRead", e);
 736         }
 737 }
 738
 739 function parse_runtime_info(elem) {
 740         if (!elem) {
 741                 debug("parse_runtime_info: elem is null, aborting");
 742                 return;
 743         }
 744
 745         var param = elem.firstChild;
 746
 747         debug("parse_runtime_info: " + param);
 748
 749         while (param) {
 750                 var k = param.getAttribute("key");
 751                 var v = param.getAttribute("value");
 752
 753                 debug("RI: " + k + " => " + v);
 754
 755                 if (k == "num_feeds") {
 756                         init_params[k] = v;
 757                 }
 758
 759                 if (k == "new_version_available") {
 760                         var icon = $("newVersionIcon");
 761                         if (icon) {
 762                                 if (v == "1") {
 763                                         icon.style.display = "inline";
 764                                 } else {
 765                                         icon.style.display = "none";
 766                                 }
 767                         }
 768                 }
 769
 770                 var error_flag;
 771
 772                 if (k == "daemon_is_running" && v != 1) {
 773                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 774                         error_flag = true;
 775                 }
 776
 777                 if (k == "daemon_stamp_ok" && v != 1) {
 778                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 779                         error_flag = true;
 780                 }
 781
 782                 if (!error_flag) {
 783                         notify('');
 784                 }
 785
 786 /*              var w = $("noDaemonWarning");
 787
 788                 if (w) {
 789                         if (k == "daemon_is_running" && v != 1) {
 790                                 w.style.display = "block";
 791                         } else {
 792                                 w.style.display = "none";
 793                         }
 794                 } */
 795                 param = param.nextSibling;
 796         }
 797 }
 798
 799 function catchupCurrentFeed() {
 800
 801         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 802
 803         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 804
 805         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 806                 return viewCurrentFeed('MarkAllRead')
 807         }
 808 }
 809
 810 function catchupFeedInGroup(id) {
 811
 812         try {
 813
 814                 var title = getFeedName(id);
 815
 816                 var str = __("Mark all articles in %s as read?").replace("%s", title);
 817
 818                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 819                         return viewCurrentFeed('MarkAllReadGR:' + id)
 820                 }
 821
 822         } catch (e) {
 823                 exception_error("catchupFeedInGroup", e);
 824         }
 825 }
 826
 827 function editFeedDlg(feed) {
 828         try {
 829
 830                 if (!feed) {
 831                         alert(__("Please select some feed first."));
 832                         return;
 833                 }
 834
 835                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
 836                         alert(__("You can't edit this kind of feed."));
 837                         return;
 838                 }
 839
 840                 var query = "";
 841
 842                 if (feed > 0) {
 843                         query = "backend.php?op=pref-feeds&subop=editfeed&id=" +        param_escape(feed);
 844                 } else {
 845                         query = "backend.php?op=pref-labels&subop=edit&id=" +   param_escape(-feed-11);
 846                 }
 847
 848                 disableHotkeys();
 849
 850                 notify_progress("Loading, please wait...", true);
 851
 852                 new Ajax.Request(query, {
 853                         onComplete: function(transport) {
 854                                 infobox_callback2(transport);
 855                         } });
 856
 857         } catch (e) {
 858                 exception_error("editFeedDlg", e);
 859         }
 860 }
 861
 862 /* this functions duplicate those of prefs.js feed editor, with
 863         some differences because there is no feedlist */
 864
 865 function feedEditCancel() {
 866         closeInfoBox();
 867         return false;
 868 }
 869
 870 function feedEditSave() {
 871
 872         try {
 873
 874                 // FIXME: add parameter validation
 875
 876                 var query = Form.serialize("edit_feed_form");
 877
 878                 notify_progress("Saving feed...");
 879
 880                 new Ajax.Request("backend.php", {
 881                         parameters: query,
 882                         onComplete: function(transport) {
 883                                 dlg_frefresh_callback(transport);
 884                         } });
 885
 886
 887                 closeInfoBox();
 888
 889                 return false;
 890
 891         } catch (e) {
 892                 exception_error("feedEditSave (main)", e);
 893         }
 894 }
 895
 896 function clearFeedArticles(feed_id) {
 897
 898         notify_progress("Clearing feed...");
 899
 900         var query = "backend.php?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
 901
 902         new Ajax.Request(query, {
 903                 onComplete: function(transport) {
 904                                 dlg_frefresh_callback(transport, feed_id);
 905                         } });
 906
 907         return false;
 908 }
 909
 910 function collapse_feedlist() {
 911         try {
 912                 debug("toggle_feedlist");
 913
 914                 var theme = getInitParam("theme");
 915                 if (theme != "" && theme != "compact" && theme != "graycube" &&
 916                                 theme != "compat") return;
 917
 918                 var fl = $("feeds-holder");
 919                 var fh = $("headlines-frame");
 920                 var fc = $("content-frame");
 921                 var ft = $("toolbar");
 922                 var ff = $("footer");
 923                 var fhdr = $("header");
 924                 var fbtn = $("collapse_feeds_btn");
 925
 926                 if (!Element.visible(fl)) {
 927                         Element.show(fl);
 928                         fbtn.value = "<<";
 929
 930                         if (theme != "graycube") {
 931
 932                                 fh.style.left = fl.offsetWidth + "px";
 933                                 ft.style.left = fl.offsetWidth + "px";
 934                                 if (fc) fc.style.left = fl.offsetWidth + "px";
 935                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
 936
 937                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
 938                         } else {
 939                                 fh.style.left = fl.offsetWidth + 40 + "px";
 940                                 ft.style.left = fl.offsetWidth + 40 +"px";
 941                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
 942                         }
 943
 944                         query = "backend.php?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=false";
 945
 946                         new Ajax.Request(query);
 947
 948                 } else {
 949                         Element.hide(fl);
 950                         fbtn.value = ">>";
 951
 952                         if (theme != "graycube") {
 953
 954                                 fh.style.left = "0px";
 955                                 ft.style.left = "0px";
 956                                 if (fc) fc.style.left = "0px";
 957                                 if (ff) ff.style.left = "0px";
 958
 959                                 if (theme == "compact") fhdr.style.left = "10px";
 960
 961                         } else {
 962                                 fh.style.left = "20px";
 963                                 ft.style.left = "20px";
 964                                 if (fc) fc.style.left = "20px";
 965
 966                         }
 967
 968                         query = "backend.php?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=true";
 969
 970                         new Ajax.Request(query);
 971
 972                 }
 973         } catch (e) {
 974                 exception_error("toggle_feedlist", e);
 975         }
 976 }
 977
 978 function viewModeChanged() {
 979         cache_empty();
 980         return viewCurrentFeed(0, '')
 981 }
 982
 983 function viewLimitChanged() {
 984         cache_empty();
 985         return viewCurrentFeed(0, '')
 986 }
 987
 988 /* function adjustArticleScore(id, score) {
 989         try {
 990
 991                 var pr = prompt(__("Assign score to article:"), score);
 992
 993                 if (pr != undefined) {
 994                         var query = "backend.php?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
 995
 996                         new Ajax.Request(query, {
 997                         onComplete: function(transport) {
 998                                         viewCurrentFeed();
 999                                 } });
1000
1001                 }
1002         } catch (e) {
1003                 exception_error("adjustArticleScore", e);
1004         }
1005 } */
1006
1007 function rescoreCurrentFeed() {
1008
1009         var actid = getActiveFeedId();
1010
1011         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
1012                 alert(__("You can't rescore this kind of feed."));
1013                 return;
1014         }
1015
1016         if (!actid) {
1017                 alert(__("Please select some feed first."));
1018                 return;
1019         }
1020
1021         var fn = getFeedName(actid);
1022         var pr = __("Rescore articles in %s?").replace("%s", fn);
1023
1024         if (confirm(pr)) {
1025                 notify_progress("Rescoring articles...");
1026
1027                 var query = "backend.php?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
1028
1029                 new Ajax.Request(query, {
1030                 onComplete: function(transport) {
1031                         viewCurrentFeed();
1032                 } });
1033         }
1034 }
1035
1036 function hotkey_handler(e) {
1037
1038         try {
1039
1040                 var keycode;
1041                 var shift_key = false;
1042
1043                 var cmdline = $('cmdline');
1044                 var feedlist = $('feedList');
1045
1046                 try {
1047                         shift_key = e.shiftKey;
1048                 } catch (e) {
1049
1050                 }
1051
1052                 if (window.event) {
1053                         keycode = window.event.keyCode;
1054                 } else if (e) {
1055                         keycode = e.which;
1056                 }
1057
1058                 var keychar = String.fromCharCode(keycode);
1059
1060                 if (keycode == 27) { // escape
1061                         if (Element.visible("hotkey_help_overlay")) {
1062                                 Element.hide("hotkey_help_overlay");
1063                         }
1064                         hotkey_prefix = false;
1065                         closeInfoBox();
1066                 }
1067
1068                 if (!hotkeys_enabled) {
1069                         debug("hotkeys disabled");
1070                         return;
1071                 }
1072
1073                 if (keycode == 16) return; // ignore lone shift
1074
1075                 if ((keycode == 70 || keycode == 67 || keycode == 71)
1076                                 && !hotkey_prefix) {
1077
1078                         var date = new Date();
1079                         var ts = Math.round(date.getTime() / 1000);
1080
1081                         hotkey_prefix = keycode;
1082                         hotkey_prefix_pressed = ts;
1083
1084                         cmdline.innerHTML = keychar;
1085                         Element.show(cmdline);
1086
1087                         debug("KP: PREFIX=" + keycode + " CHAR=" + keychar + " TS=" + ts);
1088                         return true;
1089                 }
1090
1091                 if (Element.visible("hotkey_help_overlay")) {
1092                         Element.hide("hotkey_help_overlay");
1093                 }
1094
1095                 /* Global hotkeys */
1096
1097                 Element.hide(cmdline);
1098
1099                 if (!hotkey_prefix) {
1100
1101                         if (keycode == 68 && shift_key) { // d
1102                                 if (!Element.visible("debug_output")) {
1103                                         Element.show("debug_output");
1104                                         debug('debug mode activated');
1105                                 } else {
1106                                         Element.hide("debug_output");
1107                                 }
1108
1109                                 return;
1110                         }
1111
1112                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
1113                                 if (!Element.visible("hotkey_help_overlay")) {
1114                                         //Element.show("hotkey_help_overlay");
1115                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
1116                                 } else {
1117                                         Element.hide("hotkey_help_overlay");
1118                                 }
1119                                 return false;
1120                         }
1121
1122                         if (keycode == 191 || keychar == '/') { // /
1123                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
1124                                 return false;
1125                         }
1126
1127                         if (keycode == 82 && shift_key) { // R
1128                                 scheduleFeedUpdate(true);
1129                                 return;
1130                         }
1131
1132                         if (keycode == 74) { // j
1133                                 var feed = getActiveFeedId();
1134                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
1135 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1136                                 if (new_feed) {
1137                                         var is_cat = new_feed.match("CAT:");
1138                                         if (is_cat) {
1139                                                 new_feed = new_feed.replace("CAT:", "");
1140                                                 viewCategory(new_feed);
1141                                         } else {
1142                                                 viewfeed(new_feed, '', false);
1143                                         }
1144                                 }
1145                                 return;
1146                         }
1147
1148                         if (keycode == 75) { // k
1149                                 var feed = getActiveFeedId();
1150                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
1151 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1152                                 if (new_feed) {
1153                                         var is_cat = new_feed.match("CAT:");
1154                                         if (is_cat == "CAT:") {
1155                                                 new_feed = new_feed.replace("CAT:", "");
1156                                                 viewCategory(new_feed);
1157                                         } else {
1158                                                 viewfeed(new_feed, '', false);
1159                                         }
1160                                 }
1161                                 return;
1162                         }
1163
1164                         if (shift_key && keycode == 40) { // shift-down
1165                                 catchupRelativeToArticle(1);
1166                                 return;
1167                         }
1168
1169                         if (shift_key && keycode == 38) { // shift-up
1170                                 catchupRelativeToArticle(0);
1171                                 return;
1172                         }
1173
1174                         if (shift_key && keycode == 78) { // N
1175                                 scrollArticle(50);
1176                                 return;
1177                         }
1178
1179                         if (shift_key && keycode == 80) { // P
1180                                 scrollArticle(-50);
1181                                 return;
1182                         }
1183
1184
1185                         if (keycode == 78 || keycode == 40) { // n, down
1186                                 if (typeof moveToPost != 'undefined') {
1187                                         moveToPost('next');
1188                                         return;
1189                                 }
1190                         }
1191
1192                         if (keycode == 80 || keycode == 38) { // p, up
1193                                 if (typeof moveToPost != 'undefined') {
1194                                         moveToPost('prev');
1195                                         return;
1196                                 }
1197                         }
1198
1199                         if (keycode == 83 && shift_key) { // S
1200                                 var id = getActiveArticleId();
1201                                 if (id) {
1202                                         togglePub(id);
1203                                 }
1204                                 return;
1205                         }
1206
1207                         if (keycode == 83) { // s
1208                                 var id = getActiveArticleId();
1209                                 if (id) {
1210                                         toggleMark(id);
1211                                 }
1212                                 return;
1213                         }
1214
1215
1216                         if (keycode == 85) { // u
1217                                 var id = getActiveArticleId();
1218                                 if (id) {
1219                                         toggleUnread(id);
1220                                 }
1221                                 return;
1222                         }
1223
1224                         if (keycode == 84 && shift_key) { // T
1225                                 var id = getActiveArticleId();
1226                                 if (id) {
1227                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1228                                         return;
1229                                 }
1230                         }
1231
1232                         if (keycode == 9) { // tab
1233                                 var id = getArticleUnderPointer();
1234                                 if (id) {
1235                                         var cb = $("RCHK-" + id);
1236
1237                                         if (cb) {
1238                                                 cb.checked = !cb.checked;
1239                                                 toggleSelectRowById(cb, "RROW-" + id);
1240                                                 return false;
1241                                         }
1242                                 }
1243                         }
1244
1245                         if (keycode == 79) { // o
1246                                 if (getActiveArticleId()) {
1247                                         openArticleInNewWindow(getActiveArticleId());
1248                                         return;
1249                                 }
1250                         }
1251
1252                         if (keycode == 81 && shift_key) { // Q
1253                                 if (typeof catchupAllFeeds != 'undefined') {
1254                                         catchupAllFeeds();
1255                                         return;
1256                                 }
1257                         }
1258
1259                         if (keycode == 88) { // x
1260                                 if (activeFeedIsCat()) {
1261                                         toggleCollapseCat(getActiveFeedId());
1262                                 }
1263                         }
1264                 }
1265
1266                 /* Prefix f */
1267
1268                 if (hotkey_prefix == 70) { // f
1269
1270                         hotkey_prefix = false;
1271
1272                         if (keycode == 81) { // q
1273                                 if (getActiveFeedId()) {
1274                                         catchupCurrentFeed();
1275                                         return;
1276                                 }
1277                         }
1278
1279                         if (keycode == 82) { // r
1280                                 if (getActiveFeedId()) {
1281                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1282                                         return;
1283                                 }
1284                         }
1285
1286                         if (keycode == 65) { // a
1287                                 toggleDispRead();
1288                                 return false;
1289                         }
1290
1291                         if (keycode == 85 && shift_key) { // U
1292                                 scheduleFeedUpdate(true);
1293                                 return false;
1294                         }
1295
1296                         if (keycode == 85) { // u
1297                                 if (getActiveFeedId()) {
1298                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1299                                         return false;
1300                                 }
1301                         }
1302
1303                         if (keycode == 69) { // e
1304                                 editFeedDlg(getActiveFeedId());
1305                                 return false;
1306                         }
1307
1308                         if (keycode == 83) { // s
1309                                 displayDlg("quickAddFeed");
1310                                 return false;
1311                         }
1312
1313                         if (keycode == 67 && shift_key) { // C
1314                                 if (typeof catchupAllFeeds != 'undefined') {
1315                                         catchupAllFeeds();
1316                                         return false;
1317                                 }
1318                         }
1319
1320                         if (keycode == 67) { // c
1321                                 if (getActiveFeedId()) {
1322                                         catchupCurrentFeed();
1323                                         return false;
1324                                 }
1325                         }
1326
1327                         if (keycode == 87) { // w
1328                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1329                                 return resort_feedlist();
1330                         }
1331
1332                         if (keycode == 72) { // h
1333                                 hideReadHeadlines();
1334                                 return;
1335                         }
1336
1337                 }
1338
1339                 /* Prefix c */
1340
1341                 if (hotkey_prefix == 67) { // c
1342                         hotkey_prefix = false;
1343
1344                         if (keycode == 70) { // f
1345                                 displayDlg("quickAddFilter", getActiveFeedId());
1346                                 return false;
1347                         }
1348
1349                         if (keycode == 76) { // l
1350                                 addLabel();
1351                                 return false;
1352                         }
1353
1354                         if (keycode == 83) { // s
1355                                 if (typeof collapse_feedlist != 'undefined') {
1356                                         collapse_feedlist();
1357                                         return false;
1358                                 }
1359                         }
1360
1361                         if (keycode == 77) { // m
1362                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1363                                 if (feedlist_sortable_enabled) {
1364                                         notify_info("Category reordering enabled");
1365                                         toggle_sortable_feedlist(true);
1366                                 } else {
1367                                         notify_info("Category reordering disabled");
1368                                         toggle_sortable_feedlist(false);
1369                                 }
1370                         }
1371
1372                         if (keycode == 78) { // n
1373                                 catchupRelativeToArticle(1);
1374                                 return;
1375                         }
1376
1377                         if (keycode == 80) { // p
1378                                 catchupRelativeToArticle(0);
1379                                 return;
1380                         }
1381
1382
1383                 }
1384
1385                 /* Prefix g */
1386
1387                 if (hotkey_prefix == 71) { // g
1388
1389                         hotkey_prefix = false;
1390
1391
1392                         if (keycode == 65) { // a
1393                                 viewfeed(-4);
1394                                 return false;
1395                         }
1396
1397                         if (keycode == 83) { // s
1398                                 viewfeed(-1);
1399                                 return false;
1400                         }
1401
1402                         if (keycode == 80 && shift_key) { // P
1403                                 gotoPreferences();
1404                                 return false;
1405                         }
1406
1407                         if (keycode == 80) { // p
1408                                 viewfeed(-2);
1409                                 return false;
1410                         }
1411
1412                         if (keycode == 70) { // f
1413                                 viewfeed(-3);
1414                                 return false;
1415                         }
1416
1417                         if (keycode == 84 && shift_key) { // T
1418                                 toggleTags();
1419                                 return false;
1420                         }
1421                 }
1422
1423                 /* Cmd */
1424
1425                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f
1426                         hotkey_prefix = false;
1427                         return;
1428                 }
1429
1430                 if (hotkey_prefix) {
1431                         debug("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1432                 } else {
1433                         debug("KP: CODE=" + keycode + " CHAR=" + keychar);
1434                 }
1435
1436
1437         } catch (e) {
1438                 exception_error("hotkey_handler", e);
1439         }
1440 }
1441
1442 function feedsSortByUnread() {
1443         return feeds_sort_by_unread;
1444 }
1445
1446 function addLabel() {
1447
1448         try {
1449
1450                 var caption = prompt(__("Please enter label caption:"), "");
1451
1452                 if (caption != undefined) {
1453
1454                         if (caption == "") {
1455                                 alert(__("Can't create label: missing caption."));
1456                                 return false;
1457                         }
1458
1459                         var query = "backend.php?op=pref-labels&subop=add&caption=" +
1460                                 param_escape(caption);
1461
1462                         notify_progress("Loading, please wait...", true);
1463
1464                         new Ajax.Request(query, {
1465                                 onComplete: function(transport) {
1466                                         updateFeedList();
1467                         } });
1468
1469                 }
1470
1471         } catch (e) {
1472                 exception_error("addLabel", e);
1473         }
1474 }
1475
1476 function visitOfficialSite() {
1477         window.open("http://tt-rss.org/");
1478 }
1479
1480
1481 function feedBrowserSubscribe() {
1482         try {
1483
1484                 var selected = getSelectedFeedsFromBrowser();
1485
1486                 if (selected.length > 0) {
1487                         closeInfoBox();
1488
1489                         notify_progress("Loading, please wait...", true);
1490
1491                         var query =  "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1492                                 param_escape(selected.toString());
1493
1494                         new Ajax.Request(query, {
1495                                 onComplete: function(transport) {
1496                                         updateFeedList();
1497                                 } });
1498
1499                 } else {
1500                         alert(__("No feeds are selected."));
1501                 }
1502
1503         } catch (e) {
1504                 exception_error("feedBrowserSubscribe", e);
1505         }
1506 }
1507
1508