tt-rss.js

   1 var SCHEMA_VERSION = 1;
   2
   3 var total_unread = 0;
   4 var first_run = true;
   5 var display_tags = false;
   6 var global_unread = -1;
   7 var active_title_text = "";
   8 var current_subtitle = "";
   9 var daemon_enabled = false;
  10 var daemon_refresh_only = false;
  11 //var _qfd_deleted_feed = 0;
  12 var firsttime_update = true;
  13 var _active_feed_id = 0;
  14 var _active_feed_is_cat = false;
  15 var number_of_feeds = 0;
  16 var sanity_check_done = false;
  17 var _hfd_scrolltop = 0;
  18 var hotkey_prefix = 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 //      return getCookie("ttrss_vf_actfeed");
  31         try {
  32                 debug("gAFID: " + _active_feed_id);
  33                 return _active_feed_id;
  34         } catch (e) {
  35                 exception_error("getActiveFeedId", e);
  36         }
  37 }
  38
  39 function setActiveFeedId(id, is_cat) {
  40 //      return setCookie("ttrss_vf_actfeed", id);
  41         try {
  42                 debug("sAFID(" + id + ", " + is_cat + ")");
  43                 _active_feed_id = id;
  44
  45                 if (is_cat != undefined) {
  46                         _active_feed_is_cat = is_cat;
  47                 }
  48
  49         } catch (e) {
  50                 exception_error("setActiveFeedId", e);
  51         }
  52 }
  53
  54
  55 function isFeedlistSortable() {
  56         return feedlist_sortable_enabled;
  57 }
  58
  59 function tagsAreDisplayed() {
  60         return display_tags;
  61 }
  62
  63 function toggleTags(show_all) {
  64
  65         try {
  66
  67         debug("toggleTags: " + show_all + "; " + display_tags);
  68
  69         var p = document.getElementById("dispSwitchPrompt");
  70
  71         if (!show_all && !display_tags) {
  72                 displayDlg("printTagCloud");
  73         } else if (show_all) {
  74                 closeInfoBox();
  75                 display_tags = true;
  76                 p.innerHTML = __("display feeds");
  77                 notify_progress("Loading, please wait...", true);
  78                 updateFeedList();
  79         } else if (display_tags) {
  80                 display_tags = false;
  81                 p.innerHTML = __("tag cloud");
  82                 notify_progress("Loading, please wait...", true);
  83                 updateFeedList();
  84         }
  85
  86         } catch (e) {
  87                 exception_error("toggleTags", e);
  88         }
  89 }
  90
  91 function dlg_frefresh_callback(transport, deleted_feed) {
  92         if (getActiveFeedId() == deleted_feed) {
  93                 var h = document.getElementById("headlines-frame");
  94                 if (h) {
  95                         h.innerHTML = "<div class='whiteBox'>" + __('No feed selected.') + "</div>";
  96                 }
  97         }
  98
  99         setTimeout('updateFeedList(false, false)', 50);
 100         closeInfoBox();
 101 }
 102
 103 function refetch_callback2(transport) {
 104         try {
 105
 106                 var date = new Date();
 107
 108                 parse_counters_reply(transport, true);
 109
 110                 debug("refetch_callback2: done");
 111
 112 /*              if (!daemon_enabled && !daemon_refresh_only) {
 113                         notify_info("All feeds updated.");
 114                         updateTitle("");
 115                 } else {
 116                         //notify("");
 117                 } */
 118         } catch (e) {
 119                 exception_error("refetch_callback", e);
 120                 updateTitle("");
 121         }
 122 }
 123
 124 function backend_sanity_check_callback(transport) {
 125
 126         try {
 127
 128                 if (sanity_check_done) {
 129                         fatalError(11, "Sanity check request received twice. This can indicate "+
 130                       "presence of Firebug or some other disrupting extension. "+
 131                                 "Please disable it and try again.");
 132                         return;
 133                 }
 134
 135                 if (!transport.responseXML) {
 136                         if (!window.google && !google.gears) {
 137                                 fatalError(3, "Sanity check: Received reply is not XML", transport.responseText);
 138                         } else {
 139                                 init_offline();
 140                         }
 141                         return;
 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                                 param = param.nextSibling;
 175                         }
 176                 }
 177
 178                 sanity_check_done = true;
 179
 180                 init_second_stage();
 181
 182         } catch (e) {
 183                 exception_error("backend_sanity_check_callback", e, transport);
 184         }
 185 }
 186
 187 function scheduleFeedUpdate(force) {
 188
 189         debug("in scheduleFeedUpdate");
 190
 191 /*      if (!daemon_enabled && !daemon_refresh_only) {
 192                 notify_progress("Updating feeds...", true);
 193         } */
 194
 195         var query_str = "backend.php?op=rpc&subop=";
 196
 197         if (force) {
 198                 query_str = query_str + "forceUpdateAllFeeds";
 199         } else {
 200                 query_str = query_str + "updateAllFeeds";
 201         }
 202
 203         var omode;
 204
 205         if (firsttime_update && !navigator.userAgent.match("Opera")) {
 206                 firsttime_update = false;
 207                 omode = "T";
 208         } else {
 209                 if (display_tags) {
 210                         omode = "tl";
 211                 } else {
 212                         omode = "flc";
 213                 }
 214         }
 215
 216         query_str = query_str + "&omode=" + omode;
 217         query_str = query_str + "&uctr=" + global_unread;
 218
 219         var date = new Date();
 220         var timestamp = Math.round(date.getTime() / 1000);
 221         query_str = query_str + "&ts=" + timestamp
 222
 223         debug("REFETCH query: " + query_str);
 224
 225         new Ajax.Request(query_str, {
 226                 onComplete: function(transport) {
 227                                 refetch_callback2(transport);
 228                         } });
 229 }
 230
 231 function updateFeedList(silent, fetch) {
 232
 233 //      if (silent != true) {
 234 //              notify("Loading feed list...");
 235 //      }
 236
 237         debug("<b>updateFeedList</b>");
 238
 239         if (offline_mode) return render_offline_feedlist();
 240
 241         var query_str = "backend.php?op=feeds";
 242
 243         if (display_tags) {
 244                 query_str = query_str + "&tags=1";
 245         }
 246
 247         if (getActiveFeedId() && !activeFeedIsCat()) {
 248                 query_str = query_str + "&actid=" + getActiveFeedId();
 249         }
 250
 251         var date = new Date();
 252         var timestamp = Math.round(date.getTime() / 1000);
 253         query_str = query_str + "&ts=" + timestamp
 254
 255         if (fetch) query_str = query_str + "&fetch=yes";
 256
 257 //      var feeds_frame = document.getElementById("feeds-frame");
 258 //      feeds_frame.src = query_str;
 259
 260         debug("updateFeedList Q=" + query_str);
 261
 262         new Ajax.Request(query_str, {
 263                 onComplete: function(transport) {
 264                         feedlist_callback2(transport);
 265                 } });
 266
 267 }
 268
 269 function catchupAllFeeds() {
 270
 271         var str = __("Mark all articles as read?");
 272
 273         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 274
 275                 var query_str = "backend.php?op=feeds&subop=catchupAll";
 276
 277                 notify_progress("Marking all feeds as read...");
 278
 279                 debug("catchupAllFeeds Q=" + query_str);
 280
 281                 new Ajax.Request(query_str, {
 282                         onComplete: function(transport) {
 283                                 feedlist_callback2(transport);
 284                         } });
 285
 286                 global_unread = 0;
 287                 updateTitle("");
 288         }
 289 }
 290
 291 function viewCurrentFeed(subop) {
 292
 293 //      if (getActiveFeedId()) {
 294         if (getActiveFeedId() != undefined) {
 295                 viewfeed(getActiveFeedId(), subop, activeFeedIsCat());
 296         } else {
 297                 disableContainerChildren("headlinesToolbar", false, document);
 298 //              viewfeed(-1, subop); // FIXME
 299         }
 300         return false; // block unneeded form submits
 301 }
 302
 303 function viewfeed(feed, subop) {
 304         var f = window.frames["feeds-frame"];
 305         f.viewfeed(feed, subop);
 306 }
 307
 308 function timeout() {
 309         if (getInitParam("bw_limit") == "1") return;
 310
 311         scheduleFeedUpdate(false);
 312
 313         var refresh_time = getInitParam("feeds_frame_refresh");
 314
 315         if (!refresh_time) refresh_time = 600;
 316
 317         setTimeout("timeout()", refresh_time*1000);
 318 }
 319
 320 function resetSearch() {
 321         var searchbox = document.getElementById("searchbox")
 322
 323         if (searchbox.value != "" && getActiveFeedId()) {
 324                 searchbox.value = "";
 325                 viewfeed(getActiveFeedId(), "");
 326         }
 327 }
 328
 329 function searchCancel() {
 330         closeInfoBox(true);
 331 }
 332
 333 function search() {
 334         closeInfoBox();
 335         viewCurrentFeed(0, "");
 336 }
 337
 338 // if argument is undefined, current subtitle is not updated
 339 // use blank string to clear subtitle
 340 function updateTitle(s) {
 341         var tmp = "Tiny Tiny RSS";
 342
 343         if (s != undefined) {
 344                 current_subtitle = s;
 345         }
 346
 347         if (global_unread > 0) {
 348                 tmp = tmp + " (" + global_unread + ")";
 349         }
 350
 351         if (current_subtitle) {
 352                 tmp = tmp + " - " + current_subtitle;
 353         }
 354
 355         if (active_title_text.length > 0) {
 356                 tmp = tmp + " > " + active_title_text;
 357         }
 358
 359         document.title = tmp;
 360 }
 361
 362 function genericSanityCheck() {
 363
 364 //      if (!Ajax.getTransport()) fatalError(1);
 365
 366         setCookie("ttrss_vf_test", "TEST");
 367
 368         if (getCookie("ttrss_vf_test") != "TEST") {
 369                 fatalError(2);
 370         }
 371
 372         return true;
 373 }
 374
 375 function init() {
 376
 377         try {
 378
 379                 // this whole shebang is based on http://www.birnamdesigns.com/misc/busted2.html
 380
 381                 if (arguments.callee.done) return;
 382                 arguments.callee.done = true;
 383
 384                 init_gears();
 385
 386                 disableContainerChildren("headlinesToolbar", true);
 387
 388                 Form.disable("main_toolbar_form");
 389
 390                 if (!genericSanityCheck())
 391                         return;
 392
 393                 if (getURLParam('debug')) {
 394                         Element.show("debug_output");
 395                         debug('debug mode activated');
 396                 }
 397
 398                 var params = "&ua=" + param_escape(navigator.userAgent);
 399
 400                 loading_set_progress(30);
 401
 402                 new Ajax.Request("backend.php?op=rpc&subop=sanityCheck" + params,       {
 403                         onComplete: function(transport) {
 404                                         backend_sanity_check_callback(transport);
 405                                 } });
 406
 407         } catch (e) {
 408                 exception_error("init", e);
 409         }
 410 }
 411
 412 function resize_headlines(delta_x, delta_y) {
 413
 414         try {
 415
 416                 debug("resize_headlines: " + delta_x + ":" + delta_y);
 417
 418                 var h_frame = document.getElementById("headlines-frame");
 419                 var c_frame = document.getElementById("content-frame");
 420                 var f_frame = document.getElementById("footer");
 421                 var feeds_frame = document.getElementById("feeds-holder");
 422                 var resize_grab = document.getElementById("resize-grabber");
 423                 var resize_handle = document.getElementById("resize-handle");
 424
 425                 if (!c_frame || !h_frame) return;
 426
 427                 if (feeds_frame && getInitParam("theme") == "compat") {
 428                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";
 429                 }
 430
 431                 if (getInitParam("theme") == "3pane") {
 432
 433                         if (delta_x != undefined) {
 434                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
 435                                         hor_offset = hor_offset + delta_x;
 436                                 }
 437                         }
 438
 439                         debug("resize_headlines: HOR-mode: " + hor_offset);
 440
 441                         c_frame.style.width = (400 + hor_offset) + "px";
 442                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
 443
 444                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
 445                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth -
 446                                 4) + "px";
 447                         resize_grab.style.display = "block";
 448
 449                         resize_handle.src = "themes/3pane/images/resize_handle_vert.png";
 450                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
 451
 452                 } else {
 453
 454                         if (delta_y != undefined) {
 455                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
 456                                         ver_offset = ver_offset + delta_y;
 457                                 }
 458                         }
 459
 460                         debug("resize_headlines: VER-mode: " + ver_offset);
 461
 462                         h_frame.style.height = (300 - ver_offset) + "px";
 463
 464                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 0) + "px";
 465                         h_frame.style.height = h_frame.offsetHeight + "px";
 466
 467                         var theme_c = 0;
 468
 469                         if (getInitParam("theme") == "graycube") {
 470                                 theme_c = 1;
 471                         }
 472
 473                         if (getInitParam("theme") == "graycube" || getInitParam("theme") == "compat") {
 474                                 resize_handle.src = "themes/graycube/images/resize_handle_horiz.png";
 475                         }
 476
 477 /*                      resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight -
 478                                 4 - theme_c) + "px";
 479                         resize_grab.style.display = "block"; */
 480
 481                 }
 482
 483                 if (getInitParam("cookie_lifetime") != 0) {
 484                         setCookie("ttrss_offset_ver", ver_offset,
 485                                 getInitParam("cookie_lifetime"));
 486                         setCookie("ttrss_offset_hor", hor_offset,
 487                                 getInitParam("cookie_lifetime"));
 488                 } else {
 489                         setCookie("ttrss_offset_ver", ver_offset);
 490                         setCookie("ttrss_offset_hor", hor_offset);
 491                 }
 492
 493         } catch (e) {
 494                 exception_error("resize_headlines", e);
 495         }
 496
 497 }
 498
 499 function init_second_stage() {
 500
 501         try {
 502
 503                 delCookie("ttrss_vf_test");
 504
 505 //              document.onresize = resize_headlines;
 506
 507                 var toolbar = document.forms["main_toolbar_form"];
 508
 509                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
 510                 dropboxSelect(toolbar.limit, getInitParam("default_view_limit"));
 511                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
 512
 513                 daemon_enabled = getInitParam("daemon_enabled") == 1;
 514                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
 515                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
 516
 517                 var fl = cache_find_param("FEEDLIST", getInitParam("num_feeds"));
 518
 519                 if (fl) {
 520                         render_feedlist(fl);
 521                         if (document.getElementById("feedList")) {
 522                                 request_counters();
 523                         } else {
 524                                 setTimeout('updateFeedList(false, false)', 50);
 525                         }
 526                 } else {
 527                         setTimeout('updateFeedList(false, false)', 50);
 528                 }
 529
 530                 debug("second stage ok");
 531
 532                 loading_set_progress(60);
 533
 534                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
 535                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
 536
 537                 debug("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
 538
 539                 /* fuck IE */
 540
 541                 if (isNaN(hor_offset)) hor_offset = 0;
 542                 if (isNaN(ver_offset)) ver_offset = 0;
 543
 544                 debug("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
 545
 546                 resize_headlines();
 547
 548         } catch (e) {
 549                 exception_error("init_second_stage", e);
 550         }
 551 }
 552
 553 function quickMenuChange() {
 554         var chooser = document.getElementById("quickMenuChooser");
 555         var opid = chooser[chooser.selectedIndex].value;
 556
 557         chooser.selectedIndex = 0;
 558         quickMenuGo(opid);
 559 }
 560
 561 function quickMenuGo(opid) {
 562         try {
 563
 564                 if (opid == "qmcPrefs") {
 565                         gotoPreferences();
 566                 }
 567
 568                 if (opid == "qmcSearch") {
 569                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
 570                         return;
 571                 }
 572
 573                 if (opid == "qmcAddFeed") {
 574                         displayDlg("quickAddFeed");
 575                         return;
 576                 }
 577
 578                 if (opid == "qmcEditFeed") {
 579                         editFeedDlg(getActiveFeedId());
 580                 }
 581
 582                 if (opid == "qmcRemoveFeed") {
 583                         var actid = getActiveFeedId();
 584
 585                         if (activeFeedIsCat()) {
 586                                 alert(__("You can't unsubscribe from the category."));
 587                                 return;
 588                         }
 589
 590                         if (!actid) {
 591                                 alert(__("Please select some feed first."));
 592                                 return;
 593                         }
 594
 595                         var fn = getFeedName(actid);
 596
 597                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
 598
 599                         if (confirm(pr)) {
 600                                 unsubscribeFeed(actid);
 601                         }
 602
 603                         return;
 604                 }
 605
 606                 if (opid == "qmcClearFeed") {
 607                         var actid = getActiveFeedId();
 608
 609                         if (!actid) {
 610                                 alert(__("Please select some feed first."));
 611                                 return;
 612                         }
 613
 614                         if (activeFeedIsCat() || actid < 0) {
 615                                 alert(__("You can't clear this type of feed."));
 616                                 return;
 617                         }
 618
 619                         var fn = getFeedName(actid);
 620
 621                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
 622
 623                         if (confirm(pr)) {
 624                                 clearFeedArticles(actid);
 625                         }
 626
 627                         return;
 628                 }
 629
 630
 631                 if (opid == "qmcUpdateFeeds") {
 632                         scheduleFeedUpdate(true);
 633                         return;
 634                 }
 635
 636                 if (opid == "qmcCatchupAll") {
 637                         catchupAllFeeds();
 638                         return;
 639                 }
 640
 641                 if (opid == "qmcShowOnlyUnread") {
 642                         toggleDispRead();
 643                         return;
 644                 }
 645
 646                 if (opid == "qmcAddFilter") {
 647                         displayDlg("quickAddFilter", getActiveFeedId());
 648                 }
 649
 650                 if (opid == "qmcAddLabel") {
 651                         addLabel();
 652                 }
 653
 654                 if (opid == "qmcRescoreFeed") {
 655                         rescoreCurrentFeed();
 656                 }
 657
 658                 if (opid == "qmcHKhelp") {
 659                         //Element.show("hotkey_help_overlay");
 660                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 661                 }
 662
 663                 if (opid == "qmcResetUI") {
 664                         hor_offset = 0;
 665                         ver_offset = 0;
 666                         resize_headlines();
 667                 }
 668
 669 /*              if (opid == "qmcDownload") {
 670                         displayDlg("offlineDownload");
 671                         return;
 672                 } */
 673
 674                 if (opid == "qmcResetCats") {
 675
 676                         if (confirm(__("Reset category order?"))) {
 677
 678                                 var query = "backend.php?op=feeds&subop=catsortreset";
 679
 680                                 notify_progress("Loading, please wait...", true);
 681
 682                                 new Ajax.Request(query, {
 683                                         onComplete: function(transport) {
 684                                                 window.setTimeout('updateFeedList(false, false)', 50);
 685                                         } });
 686                         }
 687                 }
 688
 689         } catch (e) {
 690                 exception_error("quickMenuGo", e);
 691         }
 692 }
 693
 694 function unsubscribeFeed(feed_id, title) {
 695
 696
 697         var msg = __("Unsubscribe from %s?").replace("%s", title);
 698
 699         if (title == undefined || confirm(msg)) {
 700                 notify_progress("Removing feed...");
 701
 702                 var query = "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
 703
 704                 new Ajax.Request(query, {
 705                         onComplete: function(transport) {
 706                                         dlg_frefresh_callback(transport, feed_id);
 707                                 } });
 708         }
 709
 710         return false;
 711 }
 712
 713
 714 function updateFeedTitle(t) {
 715         active_title_text = t;
 716         updateTitle();
 717 }
 718
 719 function toggleDispRead() {
 720         try {
 721
 722                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
 723
 724                 hide_read_feeds = !hide_read_feeds;
 725
 726                 debug("toggle_disp_read => " + hide_read_feeds);
 727
 728                 hideOrShowFeeds(hide_read_feeds);
 729
 730                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
 731
 732         } catch (e) {
 733                 exception_error("toggleDispRead", e);
 734         }
 735 }
 736
 737 function parse_runtime_info(elem) {
 738         if (!elem) {
 739                 debug("parse_runtime_info: elem is null, aborting");
 740                 return;
 741         }
 742
 743         var param = elem.firstChild;
 744
 745         debug("parse_runtime_info: " + param);
 746
 747         while (param) {
 748                 var k = param.getAttribute("key");
 749                 var v = param.getAttribute("value");
 750
 751                 debug("RI: " + k + " => " + v);
 752
 753                 if (k == "num_feeds") {
 754                         init_params[k] = v;
 755                 }
 756
 757                 if (k == "new_version_available") {
 758                         var icon = document.getElementById("newVersionIcon");
 759                         if (icon) {
 760                                 if (v == "1") {
 761                                         icon.style.display = "inline";
 762                                 } else {
 763                                         icon.style.display = "none";
 764                                 }
 765                         }
 766                 }
 767
 768                 var error_flag;
 769
 770                 if (k == "daemon_is_running" && v != 1) {
 771                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 772                         error_flag = true;
 773                 }
 774
 775                 if (k == "daemon_stamp_ok" && v != 1) {
 776                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 777                         error_flag = true;
 778                 }
 779
 780                 if (!error_flag) {
 781                         notify('');
 782                 }
 783
 784 /*              var w = document.getElementById("noDaemonWarning");
 785
 786                 if (w) {
 787                         if (k == "daemon_is_running" && v != 1) {
 788                                 w.style.display = "block";
 789                         } else {
 790                                 w.style.display = "none";
 791                         }
 792                 } */
 793                 param = param.nextSibling;
 794         }
 795 }
 796
 797 function catchupCurrentFeed() {
 798
 799         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 800
 801         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 802
 803         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 804                 return viewCurrentFeed('MarkAllRead')
 805         }
 806 }
 807
 808 function catchupFeedInGroup(id) {
 809
 810         try {
 811
 812                 var title = getFeedName(id);
 813
 814                 var str = __("Mark all articles in %s as read?").replace("%s", title);
 815
 816                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 817                         return viewCurrentFeed('MarkAllReadGR:' + id)
 818                 }
 819
 820         } catch (e) {
 821                 exception_error("catchupFeedInGroup", e);
 822         }
 823 }
 824
 825 function editFeedDlg(feed) {
 826         try {
 827
 828                 if (!feed) {
 829                         alert(__("Please select some feed first."));
 830                         return;
 831                 }
 832
 833                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
 834                         alert(__("You can't edit this kind of feed."));
 835                         return;
 836                 }
 837
 838                 var query = "";
 839
 840                 if (feed > 0) {
 841                         query = "backend.php?op=pref-feeds&subop=editfeed&id=" +        param_escape(feed);
 842                 } else {
 843                         query = "backend.php?op=pref-labels&subop=edit&id=" +   param_escape(-feed-11);
 844                 }
 845
 846                 disableHotkeys();
 847
 848                 new Ajax.Request(query, {
 849                         onComplete: function(transport) {
 850                                 infobox_callback2(transport);
 851                         } });
 852
 853         } catch (e) {
 854                 exception_error("editFeedDlg", e);
 855         }
 856 }
 857
 858 /* this functions duplicate those of prefs.js feed editor, with
 859         some differences because there is no feedlist */
 860
 861 function feedEditCancel() {
 862         closeInfoBox();
 863         return false;
 864 }
 865
 866 function feedEditSave() {
 867
 868         try {
 869
 870                 // FIXME: add parameter validation
 871
 872                 var query = Form.serialize("edit_feed_form");
 873
 874                 notify_progress("Saving feed...");
 875
 876                 new Ajax.Request("backend.php", {
 877                         parameters: query,
 878                         onComplete: function(transport) {
 879                                 dlg_frefresh_callback(transport);
 880                         } });
 881
 882
 883                 closeInfoBox();
 884
 885                 return false;
 886
 887         } catch (e) {
 888                 exception_error("feedEditSave (main)", e);
 889         }
 890 }
 891
 892 function clearFeedArticles(feed_id) {
 893
 894         notify_progress("Clearing feed...");
 895
 896         var query = "backend.php?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
 897
 898         new Ajax.Request(query, {
 899                 onComplete: function(transport) {
 900                                 dlg_frefresh_callback(transport, feed_id);
 901                         } });
 902
 903         return false;
 904 }
 905
 906 function collapse_feedlist() {
 907         try {
 908                 debug("toggle_feedlist");
 909
 910                 var theme = getInitParam("theme");
 911                 if (theme != "" && theme != "compact" && theme != "graycube" &&
 912                                 theme != "compat") return;
 913
 914                 var fl = document.getElementById("feeds-holder");
 915                 var fh = document.getElementById("headlines-frame");
 916                 var fc = document.getElementById("content-frame");
 917                 var ft = document.getElementById("toolbar");
 918                 var ff = document.getElementById("footer");
 919                 var fhdr = document.getElementById("header");
 920                 var fbtn = document.getElementById("collapse_feeds_btn");
 921
 922                 if (!Element.visible(fl)) {
 923                         Element.show(fl);
 924                         fbtn.value = "<<";
 925
 926                         if (theme != "graycube") {
 927
 928                                 fh.style.left = fl.offsetWidth + "px";
 929                                 ft.style.left = fl.offsetWidth + "px";
 930                                 if (fc) fc.style.left = fl.offsetWidth + "px";
 931                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
 932
 933                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
 934                         } else {
 935                                 fh.style.left = fl.offsetWidth + 40 + "px";
 936                                 ft.style.left = fl.offsetWidth + 40 +"px";
 937                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
 938                         }
 939
 940                         setCookie("ttrss_vf_fclps", "0");
 941
 942                 } else {
 943                         Element.hide(fl);
 944                         fbtn.value = ">>";
 945
 946                         if (theme != "graycube") {
 947
 948                                 fh.style.left = "0px";
 949                                 ft.style.left = "0px";
 950                                 if (fc) fc.style.left = "0px";
 951                                 if (ff) ff.style.left = "0px";
 952
 953                                 if (theme == "compact") fhdr.style.left = "10px";
 954
 955                         } else {
 956                                 fh.style.left = "20px";
 957                                 ft.style.left = "20px";
 958                                 if (fc) fc.style.left = "20px";
 959
 960                         }
 961
 962                         setCookie("ttrss_vf_fclps", "1");
 963                 }
 964         } catch (e) {
 965                 exception_error("toggle_feedlist", e);
 966         }
 967 }
 968
 969 function viewModeChanged() {
 970         cache_empty();
 971         return viewCurrentFeed(0, '')
 972 }
 973
 974 function viewLimitChanged() {
 975         cache_empty();
 976         return viewCurrentFeed(0, '')
 977 }
 978
 979 /* function adjustArticleScore(id, score) {
 980         try {
 981
 982                 var pr = prompt(__("Assign score to article:"), score);
 983
 984                 if (pr != undefined) {
 985                         var query = "backend.php?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
 986
 987                         new Ajax.Request(query, {
 988                         onComplete: function(transport) {
 989                                         viewCurrentFeed();
 990                                 } });
 991
 992                 }
 993         } catch (e) {
 994                 exception_error("adjustArticleScore", e);
 995         }
 996 } */
 997
 998 function rescoreCurrentFeed() {
 999
1000         var actid = getActiveFeedId();
1001
1002         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
1003                 alert(__("You can't rescore this kind of feed."));
1004                 return;
1005         }
1006
1007         if (!actid) {
1008                 alert(__("Please select some feed first."));
1009                 return;
1010         }
1011
1012         var fn = getFeedName(actid);
1013         var pr = __("Rescore articles in %s?").replace("%s", fn);
1014
1015         if (confirm(pr)) {
1016                 notify_progress("Rescoring articles...");
1017
1018                 var query = "backend.php?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
1019
1020                 new Ajax.Request(query, {
1021                 onComplete: function(transport) {
1022                         viewCurrentFeed();
1023                 } });
1024         }
1025 }
1026
1027 function hotkey_handler(e) {
1028
1029         try {
1030
1031                 var keycode;
1032                 var shift_key = false;
1033
1034                 var feedlist = document.getElementById('feedList');
1035
1036                 try {
1037                         shift_key = e.shiftKey;
1038                 } catch (e) {
1039
1040                 }
1041
1042                 if (window.event) {
1043                         keycode = window.event.keyCode;
1044                 } else if (e) {
1045                         keycode = e.which;
1046                 }
1047
1048                 var keychar = String.fromCharCode(keycode);
1049
1050                 if (keycode == 27) { // escape
1051                         if (Element.visible("hotkey_help_overlay")) {
1052                                 Element.hide("hotkey_help_overlay");
1053                         }
1054                         hotkey_prefix = false;
1055                         closeInfoBox();
1056                 }
1057
1058                 if (!hotkeys_enabled) {
1059                         debug("hotkeys disabled");
1060                         return;
1061                 }
1062
1063                 if (keycode == 16) return; // ignore lone shift
1064
1065                 if ((keycode == 70 || keycode == 67 || keycode == 71)
1066                                 && !hotkey_prefix) {
1067
1068                         hotkey_prefix = keycode;
1069                         debug("KP: PREFIX=" + keycode + " CHAR=" + keychar);
1070                         return true;
1071                 }
1072
1073                 if (Element.visible("hotkey_help_overlay")) {
1074                         Element.hide("hotkey_help_overlay");
1075                 }
1076
1077                 /* Global hotkeys */
1078
1079                 if (!hotkey_prefix) {
1080
1081                         if (keycode == 68 && shift_key) { // d
1082                                 if (!Element.visible("debug_output")) {
1083                                         Element.show("debug_output");
1084                                         debug('debug mode activated');
1085                                 } else {
1086                                         Element.hide("debug_output");
1087                                 }
1088
1089                                 return;
1090                         }
1091
1092                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
1093                                 if (!Element.visible("hotkey_help_overlay")) {
1094                                         //Element.show("hotkey_help_overlay");
1095                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
1096                                 } else {
1097                                         Element.hide("hotkey_help_overlay");
1098                                 }
1099                                 return false;
1100                         }
1101
1102                         if (keycode == 191 || keychar == '/') { // /
1103                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
1104                                 return false;
1105                         }
1106
1107                         if (keycode == 82 && shift_key) { // R
1108                                 scheduleFeedUpdate(true);
1109                                 return;
1110                         }
1111
1112                         if (keycode == 74) { // j
1113                                 var feed = getActiveFeedId();
1114                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
1115 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1116                                 if (new_feed) {
1117                                         var is_cat = new_feed.match("CAT:");
1118                                         if (is_cat) {
1119                                                 new_feed = new_feed.replace("CAT:", "");
1120                                                 viewCategory(new_feed);
1121                                         } else {
1122                                                 viewfeed(new_feed, '', false);
1123                                         }
1124                                 }
1125                                 return;
1126                         }
1127
1128                         if (keycode == 75) { // k
1129                                 var feed = getActiveFeedId();
1130                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
1131 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1132                                 if (new_feed) {
1133                                         var is_cat = new_feed.match("CAT:");
1134                                         if (is_cat == "CAT:") {
1135                                                 new_feed = new_feed.replace("CAT:", "");
1136                                                 viewCategory(new_feed);
1137                                         } else {
1138                                                 viewfeed(new_feed, '', false);
1139                                         }
1140                                 }
1141                                 return;
1142                         }
1143
1144                         if (shift_key && keycode == 40) { // shift-down
1145                                 catchupRelativeToArticle(1);
1146                                 return;
1147                         }
1148
1149                         if (shift_key && keycode == 38) { // shift-up
1150                                 catchupRelativeToArticle(0);
1151                                 return;
1152                         }
1153
1154                         if (shift_key && keycode == 78) { // N
1155                                 scrollArticle(50);
1156                                 return;
1157                         }
1158
1159                         if (shift_key && keycode == 80) { // P
1160                                 scrollArticle(-50);
1161                                 return;
1162                         }
1163
1164
1165                         if (keycode == 78 || keycode == 40) { // n, down
1166                                 if (typeof moveToPost != 'undefined') {
1167                                         moveToPost('next');
1168                                         return;
1169                                 }
1170                         }
1171
1172                         if (keycode == 80 || keycode == 38) { // p, up
1173                                 if (typeof moveToPost != 'undefined') {
1174                                         moveToPost('prev');
1175                                         return;
1176                                 }
1177                         }
1178
1179                         if (keycode == 83 && shift_key) { // S
1180                                 var id = getActiveArticleId();
1181                                 if (id) {
1182                                         togglePub(id);
1183                                 }
1184                                 return;
1185                         }
1186
1187                         if (keycode == 83) { // s
1188                                 var id = getActiveArticleId();
1189                                 if (id) {
1190                                         toggleMark(id);
1191                                 }
1192                                 return;
1193                         }
1194
1195
1196                         if (keycode == 85) { // u
1197                                 var id = getActiveArticleId();
1198                                 if (id) {
1199                                         toggleUnread(id);
1200                                 }
1201                                 return;
1202                         }
1203
1204                         if (keycode == 84 && shift_key) { // T
1205                                 var id = getActiveArticleId();
1206                                 if (id) {
1207                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1208                                         return;
1209                                 }
1210                         }
1211
1212                         if (keycode == 9) { // tab
1213                                 var id = getArticleUnderPointer();
1214                                 if (id) {
1215                                         var cb = document.getElementById("RCHK-" + id);
1216
1217                                         if (cb) {
1218                                                 cb.checked = !cb.checked;
1219                                                 toggleSelectRowById(cb, "RROW-" + id);
1220                                                 return false;
1221                                         }
1222                                 }
1223                         }
1224
1225                         if (keycode == 79) { // o
1226                                 if (getActiveArticleId()) {
1227                                         openArticleInNewWindow(getActiveArticleId());
1228                                         return;
1229                                 }
1230                         }
1231
1232                         if (keycode == 81 && shift_key) { // Q
1233                                 if (typeof catchupAllFeeds != 'undefined') {
1234                                         catchupAllFeeds();
1235                                         return;
1236                                 }
1237                         }
1238
1239                         if (keycode == 88) { // x
1240                                 if (activeFeedIsCat()) {
1241                                         toggleCollapseCat(getActiveFeedId());
1242                                 }
1243                         }
1244                 }
1245
1246                 /* Prefix f */
1247
1248                 if (hotkey_prefix == 70) { // f
1249
1250                         hotkey_prefix = false;
1251
1252                         if (keycode == 81) { // q
1253                                 if (getActiveFeedId()) {
1254                                         catchupCurrentFeed();
1255                                         return;
1256                                 }
1257                         }
1258
1259                         if (keycode == 82) { // r
1260                                 if (getActiveFeedId()) {
1261                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1262                                         return;
1263                                 }
1264                         }
1265
1266                         if (keycode == 65) { // a
1267                                 toggleDispRead();
1268                                 return false;
1269                         }
1270
1271                         if (keycode == 85 && shift_key) { // U
1272                                 scheduleFeedUpdate(true);
1273                                 return false;
1274                         }
1275
1276                         if (keycode == 85) { // u
1277                                 if (getActiveFeedId()) {
1278                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1279                                         return false;
1280                                 }
1281                         }
1282
1283                         if (keycode == 69) { // e
1284                                 editFeedDlg(getActiveFeedId());
1285                                 return false;
1286                         }
1287
1288                         if (keycode == 83) { // s
1289                                 displayDlg("quickAddFeed");
1290                                 return false;
1291                         }
1292
1293                         if (keycode == 67 && shift_key) { // C
1294                                 if (typeof catchupAllFeeds != 'undefined') {
1295                                         catchupAllFeeds();
1296                                         return false;
1297                                 }
1298                         }
1299
1300                         if (keycode == 67) { // c
1301                                 if (getActiveFeedId()) {
1302                                         catchupCurrentFeed();
1303                                         return false;
1304                                 }
1305                         }
1306
1307 /*                      if (keycode == 68 && shift_key) { // D
1308                                 initiate_offline_download();
1309                                 return false;
1310                         }
1311
1312                         if (keycode == 68) { // d
1313                                 displayDlg("offlineDownload");
1314                                 return false;
1315                         } */
1316
1317                         if (keycode == 87) { // w
1318                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1319                                 return resort_feedlist();
1320                         }
1321
1322                         if (keycode == 72) { // h
1323                                 hideReadHeadlines();
1324                                 return;
1325                         }
1326
1327                 }
1328
1329                 /* Prefix c */
1330
1331                 if (hotkey_prefix == 67) { // c
1332                         hotkey_prefix = false;
1333
1334                         if (keycode == 70) { // f
1335                                 displayDlg("quickAddFilter", getActiveFeedId());
1336                                 return false;
1337                         }
1338
1339                         if (keycode == 76) { // l
1340                                 addLabel();
1341                                 return false;
1342                         }
1343
1344                         if (keycode == 83) { // s
1345                                 if (typeof collapse_feedlist != 'undefined') {
1346                                         collapse_feedlist();
1347                                         return false;
1348                                 }
1349                         }
1350
1351                         if (keycode == 77) { // m
1352                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1353                                 if (feedlist_sortable_enabled) {
1354                                         notify_info("Category reordering enabled");
1355                                         toggle_sortable_feedlist(true);
1356                                 } else {
1357                                         notify_info("Category reordering disabled");
1358                                         toggle_sortable_feedlist(false);
1359                                 }
1360                         }
1361
1362                         if (keycode == 78) { // n
1363                                 catchupRelativeToArticle(1);
1364                                 return;
1365                         }
1366
1367                         if (keycode == 80) { // p
1368                                 catchupRelativeToArticle(0);
1369                                 return;
1370                         }
1371
1372
1373                 }
1374
1375                 /* Prefix g */
1376
1377                 if (hotkey_prefix == 71) { // g
1378
1379                         hotkey_prefix = false;
1380
1381
1382                         if (keycode == 65) { // a
1383                                 viewfeed(-4);
1384                                 return false;
1385                         }
1386
1387                         if (keycode == 83) { // s
1388                                 viewfeed(-1);
1389                                 return false;
1390                         }
1391
1392                         if (keycode == 80 && shift_key) { // P
1393                                 gotoPreferences();
1394                                 return false;
1395                         }
1396
1397                         if (keycode == 80) { // p
1398                                 viewfeed(-2);
1399                                 return false;
1400                         }
1401
1402                         if (keycode == 70) { // f
1403                                 viewfeed(-3);
1404                                 return false;
1405                         }
1406
1407                         if (keycode == 84 && shift_key) { // T
1408                                 toggleTags();
1409                                 return false;
1410                         }
1411                 }
1412
1413                 /* Cmd */
1414
1415                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f
1416                         hotkey_prefix = false;
1417                         return;
1418                 }
1419
1420                 if (hotkey_prefix) {
1421                         debug("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1422                 } else {
1423                         debug("KP: CODE=" + keycode + " CHAR=" + keychar);
1424                 }
1425
1426
1427         } catch (e) {
1428                 exception_error("hotkey_handler", e);
1429         }
1430 }
1431
1432 function feedsSortByUnread() {
1433         return feeds_sort_by_unread;
1434 }
1435
1436 function addLabel() {
1437
1438         try {
1439
1440                 var caption = prompt(__("Please enter label caption:"), "");
1441
1442                 if (caption != undefined) {
1443
1444                         if (caption == "") {
1445                                 alert(__("Can't create label: missing caption."));
1446                                 return false;
1447                         }
1448
1449                         var query = "backend.php?op=pref-labels&subop=add&caption=" +
1450                                 param_escape(caption);
1451
1452                         notify_progress("Loading, please wait...", true);
1453
1454                         new Ajax.Request(query, {
1455                                 onComplete: function(transport) {
1456                                         updateFeedList();
1457                         } });
1458
1459                 }
1460
1461         } catch (e) {
1462                 exception_error("addLabel", e);
1463         }
1464 }
1465
1466 function visitOfficialSite() {
1467         window.open("http://tt-rss.org/");
1468 }
1469
1470
1471 function feedBrowserSubscribe() {
1472         try {
1473
1474                 var selected = getSelectedFeedsFromBrowser();
1475
1476                 if (selected.length > 0) {
1477                         closeInfoBox();
1478
1479                         notify_progress("Loading, please wait...", true);
1480
1481                         var query =  "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1482                                 param_escape(selected.toString());
1483
1484                         new Ajax.Request(query, {
1485                                 onComplete: function(transport) {
1486                                         updateFeedList();
1487                                 } });
1488
1489                 } else {
1490                         alert(__("No feeds are selected."));
1491                 }
1492
1493         } catch (e) {
1494                 exception_error("feedBrowserSubscribe", e);
1495         }
1496 }
1497
1498