tt-rss.js

   1 var total_unread = 0;
   2 var first_run = true;
   3 var display_tags = false;
   4 var global_unread = -1;
   5 var active_title_text = "";
   6 var current_subtitle = "";
   7 var daemon_enabled = false;
   8 var daemon_refresh_only = false;
   9 //var _qfd_deleted_feed = 0;
  10 var firsttime_update = true;
  11 var _active_feed_id = 0;
  12 var _active_feed_is_cat = false;
  13 var number_of_feeds = 0;
  14 var sanity_check_done = false;
  15 var _hfd_scrolltop = 0;
  16 var hotkey_prefix = false;
  17 var init_params = new Object();
  18 var ver_offset = 0;
  19 var hor_offset = 0;
  20 var feeds_sort_by_unread = false;
  21 var feedlist_sortable_enabled = false;
  22
  23 function activeFeedIsCat() {
  24         return _active_feed_is_cat;
  25 }
  26
  27 function getActiveFeedId() {
  28 //      return getCookie("ttrss_vf_actfeed");
  29         try {
  30                 debug("gAFID: " + _active_feed_id);
  31                 return _active_feed_id;
  32         } catch (e) {
  33                 exception_error("getActiveFeedId", e);
  34         }
  35 }
  36
  37 function setActiveFeedId(id, is_cat) {
  38 //      return setCookie("ttrss_vf_actfeed", id);
  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 = document.getElementById("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 = document.getElementById("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                         fatalError(3, "[D001, Received reply is not XML]: " + transport.responseText);
 135                         return;
 136                 }
 137
 138                 var reply = transport.responseXML.firstChild.firstChild;
 139
 140                 if (!reply) {
 141                         fatalError(3, "[D002, Invalid RPC reply]: " + transport.responseText);
 142                         return;
 143                 }
 144
 145                 var error_code = reply.getAttribute("error-code");
 146
 147                 if (error_code && error_code != 0) {
 148                         return fatalError(error_code, reply.getAttribute("error-msg"));
 149                 }
 150
 151                 debug("sanity check ok");
 152
 153                 var params = reply.nextSibling;
 154
 155                 if (params) {
 156                         debug('reading init-params...');
 157                         var param = params.firstChild;
 158
 159                         while (param) {
 160                                 var k = param.getAttribute("key");
 161                                 var v = param.getAttribute("value");
 162                                 debug(k + " => " + v);
 163                                 init_params[k] = v;
 164                                 param = param.nextSibling;
 165                         }
 166                 }
 167
 168                 sanity_check_done = true;
 169
 170                 init_second_stage();
 171
 172         } catch (e) {
 173                 exception_error("backend_sanity_check_callback", e);
 174         }
 175 }
 176
 177 function scheduleFeedUpdate(force) {
 178
 179         debug("in scheduleFeedUpdate");
 180
 181 /*      if (!daemon_enabled && !daemon_refresh_only) {
 182                 notify_progress("Updating feeds...", true);
 183         } */
 184
 185         var query_str = "backend.php?op=rpc&subop=";
 186
 187         if (force) {
 188                 query_str = query_str + "forceUpdateAllFeeds";
 189         } else {
 190                 query_str = query_str + "updateAllFeeds";
 191         }
 192
 193         var omode;
 194
 195         if (firsttime_update && !navigator.userAgent.match("Opera")) {
 196                 firsttime_update = false;
 197                 omode = "T";
 198         } else {
 199                 if (display_tags) {
 200                         omode = "tl";
 201                 } else {
 202                         omode = "flc";
 203                 }
 204         }
 205
 206         query_str = query_str + "&omode=" + omode;
 207         query_str = query_str + "&uctr=" + global_unread;
 208
 209         var date = new Date();
 210         var timestamp = Math.round(date.getTime() / 1000);
 211         query_str = query_str + "&ts=" + timestamp
 212
 213         debug("REFETCH query: " + query_str);
 214
 215         new Ajax.Request(query_str, {
 216                 onComplete: function(transport) {
 217                                 refetch_callback2(transport);
 218                         } });
 219 }
 220
 221 function updateFeedList(silent, fetch) {
 222
 223 //      if (silent != true) {
 224 //              notify("Loading feed list...");
 225 //      }
 226
 227         debug("<b>updateFeedList</b>");
 228
 229         var query_str = "backend.php?op=feeds";
 230
 231         if (display_tags) {
 232                 query_str = query_str + "&tags=1";
 233         }
 234
 235         if (getActiveFeedId() && !activeFeedIsCat()) {
 236                 query_str = query_str + "&actid=" + getActiveFeedId();
 237         }
 238
 239         var date = new Date();
 240         var timestamp = Math.round(date.getTime() / 1000);
 241         query_str = query_str + "&ts=" + timestamp
 242
 243         if (fetch) query_str = query_str + "&fetch=yes";
 244
 245 //      var feeds_frame = document.getElementById("feeds-frame");
 246 //      feeds_frame.src = query_str;
 247
 248         debug("updateFeedList Q=" + query_str);
 249
 250         new Ajax.Request(query_str, {
 251                 onComplete: function(transport) {
 252                         feedlist_callback2(transport);
 253                 } });
 254
 255 }
 256
 257 function catchupAllFeeds() {
 258
 259         var str = __("Mark all articles as read?");
 260
 261         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 262
 263                 var query_str = "backend.php?op=feeds&subop=catchupAll";
 264
 265                 notify_progress("Marking all feeds as read...");
 266
 267                 debug("catchupAllFeeds Q=" + query_str);
 268
 269                 new Ajax.Request(query_str, {
 270                         onComplete: function(transport) {
 271                                 feedlist_callback2(transport);
 272                         } });
 273
 274                 global_unread = 0;
 275                 updateTitle("");
 276         }
 277 }
 278
 279 function viewCurrentFeed(subop) {
 280
 281 //      if (getActiveFeedId()) {
 282         if (getActiveFeedId() != undefined) {
 283                 viewfeed(getActiveFeedId(), subop, activeFeedIsCat());
 284         } else {
 285                 disableContainerChildren("headlinesToolbar", false, document);
 286 //              viewfeed(-1, subop); // FIXME
 287         }
 288         return false; // block unneeded form submits
 289 }
 290
 291 function viewfeed(feed, subop) {
 292         var f = window.frames["feeds-frame"];
 293         f.viewfeed(feed, subop);
 294 }
 295
 296 function timeout() {
 297         if (getInitParam("bw_limit") == "1") return;
 298
 299         scheduleFeedUpdate(false);
 300
 301         var refresh_time = getInitParam("feeds_frame_refresh");
 302
 303         if (!refresh_time) refresh_time = 600;
 304
 305         setTimeout("timeout()", refresh_time*1000);
 306 }
 307
 308 function resetSearch() {
 309         var searchbox = document.getElementById("searchbox")
 310
 311         if (searchbox.value != "" && getActiveFeedId()) {
 312                 searchbox.value = "";
 313                 viewfeed(getActiveFeedId(), "");
 314         }
 315 }
 316
 317 function searchCancel() {
 318         closeInfoBox(true);
 319 }
 320
 321 function search() {
 322         closeInfoBox();
 323         viewCurrentFeed(0, "");
 324 }
 325
 326 // if argument is undefined, current subtitle is not updated
 327 // use blank string to clear subtitle
 328 function updateTitle(s) {
 329         var tmp = "Tiny Tiny RSS";
 330
 331         if (s != undefined) {
 332                 current_subtitle = s;
 333         }
 334
 335         if (global_unread > 0) {
 336                 tmp = tmp + " (" + global_unread + ")";
 337         }
 338
 339         if (current_subtitle) {
 340                 tmp = tmp + " - " + current_subtitle;
 341         }
 342
 343         if (active_title_text.length > 0) {
 344                 tmp = tmp + " > " + active_title_text;
 345         }
 346
 347         document.title = tmp;
 348 }
 349
 350 function genericSanityCheck() {
 351
 352 //      if (!Ajax.getTransport()) fatalError(1);
 353
 354         setCookie("ttrss_vf_test", "TEST");
 355
 356         if (getCookie("ttrss_vf_test") != "TEST") {
 357                 fatalError(2);
 358         }
 359
 360         return true;
 361 }
 362
 363 function init() {
 364
 365         try {
 366
 367                 // this whole shebang is based on http://www.birnamdesigns.com/misc/busted2.html
 368
 369                 if (arguments.callee.done) return;
 370                 arguments.callee.done = true;
 371
 372                 disableContainerChildren("headlinesToolbar", true);
 373
 374                 Form.disable("main_toolbar_form");
 375
 376                 if (!genericSanityCheck())
 377                         return;
 378
 379                 if (getURLParam('debug')) {
 380                         Element.show("debug_output");
 381                         debug('debug mode activated');
 382                 }
 383
 384                 var params = "&ua=" + param_escape(navigator.userAgent);
 385
 386                 loading_set_progress(30);
 387
 388                 new Ajax.Request("backend.php?op=rpc&subop=sanityCheck" + params,       {
 389                         onComplete: function(transport) {
 390                                         backend_sanity_check_callback(transport);
 391                                 } });
 392
 393         } catch (e) {
 394                 exception_error("init", e);
 395         }
 396 }
 397
 398 function resize_headlines(delta_x, delta_y) {
 399
 400         try {
 401
 402                 debug("resize_headlines: " + delta_x + ":" + delta_y);
 403
 404                 var h_frame = document.getElementById("headlines-frame");
 405                 var c_frame = document.getElementById("content-frame");
 406                 var f_frame = document.getElementById("footer");
 407                 var feeds_frame = document.getElementById("feeds-holder");
 408                 var resize_grab = document.getElementById("resize-grabber");
 409                 var resize_handle = document.getElementById("resize-handle");
 410
 411                 if (!c_frame || !h_frame) return;
 412
 413                 if (feeds_frame && getInitParam("theme") == "compat") {
 414                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";
 415                 }
 416
 417                 if (getInitParam("theme") == "3pane") {
 418
 419                         if (delta_x != undefined) {
 420                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
 421                                         hor_offset = hor_offset + delta_x;
 422                                 }
 423                         }
 424
 425                         debug("resize_headlines: HOR-mode: " + hor_offset);
 426
 427                         c_frame.style.width = (400 + hor_offset) + "px";
 428                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
 429
 430                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
 431                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth -
 432                                 4) + "px";
 433                         resize_grab.style.display = "block";
 434
 435                         resize_handle.src = "themes/3pane/images/resize_handle_vert.png";
 436                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
 437
 438                 } else {
 439
 440                         if (delta_y != undefined) {
 441                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
 442                                         ver_offset = ver_offset + delta_y;
 443                                 }
 444                         }
 445
 446                         debug("resize_headlines: VER-mode: " + ver_offset);
 447
 448                         h_frame.style.height = (300 - ver_offset) + "px";
 449
 450                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 1) + "px";
 451                         h_frame.style.height = h_frame.offsetHeight + "px";
 452
 453                         var theme_c = 0;
 454
 455                         if (getInitParam("theme") == "graycube") {
 456                                 theme_c = 1;
 457                         }
 458
 459                         if (getInitParam("theme") == "graycube" || getInitParam("theme") == "compat") {
 460                                 resize_handle.src = "themes/graycube/images/resize_handle_horiz.png";
 461                         }
 462
 463 /*                      resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight -
 464                                 4 - theme_c) + "px";
 465                         resize_grab.style.display = "block"; */
 466
 467                 }
 468
 469                 if (getInitParam("cookie_lifetime") != 0) {
 470                         setCookie("ttrss_offset_ver", ver_offset,
 471                                 getInitParam("cookie_lifetime"));
 472                         setCookie("ttrss_offset_hor", hor_offset,
 473                                 getInitParam("cookie_lifetime"));
 474                 } else {
 475                         setCookie("ttrss_offset_ver", ver_offset);
 476                         setCookie("ttrss_offset_hor", hor_offset);
 477                 }
 478
 479         } catch (e) {
 480                 exception_error("resize_headlines", e);
 481         }
 482
 483 }
 484
 485 function init_second_stage() {
 486
 487         try {
 488
 489                 delCookie("ttrss_vf_test");
 490
 491 //              document.onresize = resize_headlines;
 492
 493                 var toolbar = document.forms["main_toolbar_form"];
 494
 495                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
 496                 dropboxSelect(toolbar.limit, getInitParam("default_view_limit"));
 497                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
 498
 499                 daemon_enabled = getInitParam("daemon_enabled") == 1;
 500                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
 501                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
 502
 503                 setTimeout('updateFeedList(false, false)', 50);
 504
 505                 debug("second stage ok");
 506
 507                 loading_set_progress(60);
 508
 509                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
 510                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
 511
 512                 debug("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
 513
 514                 /* fuck IE */
 515
 516                 if (isNaN(hor_offset)) hor_offset = 0;
 517                 if (isNaN(ver_offset)) ver_offset = 0;
 518
 519                 debug("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
 520
 521                 resize_headlines();
 522
 523         } catch (e) {
 524                 exception_error("init_second_stage", e);
 525         }
 526 }
 527
 528 function quickMenuChange() {
 529         var chooser = document.getElementById("quickMenuChooser");
 530         var opid = chooser[chooser.selectedIndex].value;
 531
 532         chooser.selectedIndex = 0;
 533         quickMenuGo(opid);
 534 }
 535
 536 function quickMenuGo(opid) {
 537         try {
 538
 539                 if (opid == "qmcPrefs") {
 540                         gotoPreferences();
 541                 }
 542
 543                 if (opid == "qmcSearch") {
 544                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
 545                         return;
 546                 }
 547
 548                 if (opid == "qmcAddFeed") {
 549                         displayDlg("quickAddFeed");
 550                         return;
 551                 }
 552
 553                 if (opid == "qmcEditFeed") {
 554                         editFeedDlg(getActiveFeedId());
 555                 }
 556
 557                 if (opid == "qmcRemoveFeed") {
 558                         var actid = getActiveFeedId();
 559
 560                         if (activeFeedIsCat()) {
 561                                 alert(__("You can't unsubscribe from the category."));
 562                                 return;
 563                         }
 564
 565                         if (!actid) {
 566                                 alert(__("Please select some feed first."));
 567                                 return;
 568                         }
 569
 570                         var fn = getFeedName(actid);
 571
 572                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
 573
 574                         if (confirm(pr)) {
 575                                 unsubscribeFeed(actid);
 576                         }
 577
 578                         return;
 579                 }
 580
 581                 if (opid == "qmcClearFeed") {
 582                         var actid = getActiveFeedId();
 583
 584                         if (!actid) {
 585                                 alert(__("Please select some feed first."));
 586                                 return;
 587                         }
 588
 589                         if (activeFeedIsCat() || actid < 0) {
 590                                 alert(__("You can't clear this type of feed."));
 591                                 return;
 592                         }
 593
 594                         var fn = getFeedName(actid);
 595
 596                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
 597
 598                         if (confirm(pr)) {
 599                                 clearFeedArticles(actid);
 600                         }
 601
 602                         return;
 603                 }
 604
 605
 606                 if (opid == "qmcUpdateFeeds") {
 607                         scheduleFeedUpdate(true);
 608                         return;
 609                 }
 610
 611                 if (opid == "qmcCatchupAll") {
 612                         catchupAllFeeds();
 613                         return;
 614                 }
 615
 616                 if (opid == "qmcShowOnlyUnread") {
 617                         toggleDispRead();
 618                         return;
 619                 }
 620
 621                 if (opid == "qmcAddFilter") {
 622                         displayDlg("quickAddFilter", getActiveFeedId());
 623                 }
 624
 625                 if (opid == "qmcRescoreFeed") {
 626                         rescoreCurrentFeed();
 627                 }
 628
 629                 if (opid == "qmcHKhelp") {
 630                         //Element.show("hotkey_help_overlay");
 631                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 632                 }
 633
 634                 if (opid == "qmcResetUI") {
 635                         hor_offset = 0;
 636                         ver_offset = 0;
 637                         resize_headlines();
 638                 }
 639
 640                 if (opid == "qmcResetCats") {
 641
 642                         if (confirm(__("Reset category order?"))) {
 643
 644                                 var query = "backend.php?op=feeds&subop=catsortreset";
 645
 646                                 notify_progress("Loading, please wait...", true);
 647
 648                                 new Ajax.Request(query, {
 649                                         onComplete: function(transport) {
 650                                                 window.setTimeout('updateFeedList(false, false)', 50);
 651                                         } });
 652                         }
 653                 }
 654
 655         } catch (e) {
 656                 exception_error("quickMenuGo", e);
 657         }
 658 }
 659
 660 function unsubscribeFeed(feed_id, title) {
 661
 662
 663         var msg = __("Unsubscribe from %s?").replace("%s", title);
 664
 665         if (title == undefined || confirm(msg)) {
 666                 notify_progress("Removing feed...");
 667
 668                 var query = "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
 669
 670                 new Ajax.Request(query, {
 671                         onComplete: function(transport) {
 672                                         dlg_frefresh_callback(transport, feed_id);
 673                                 } });
 674         }
 675
 676         return false;
 677 }
 678
 679
 680 function updateFeedTitle(t) {
 681         active_title_text = t;
 682         updateTitle();
 683 }
 684
 685 function toggleDispRead() {
 686         try {
 687
 688                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
 689
 690                 hide_read_feeds = !hide_read_feeds;
 691
 692                 debug("toggle_disp_read => " + hide_read_feeds);
 693
 694                 hideOrShowFeeds(hide_read_feeds);
 695
 696                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
 697
 698         } catch (e) {
 699                 exception_error("toggleDispRead", e);
 700         }
 701 }
 702
 703 function parse_runtime_info(elem) {
 704         if (!elem) {
 705                 debug("parse_runtime_info: elem is null, aborting");
 706                 return;
 707         }
 708
 709         var param = elem.firstChild;
 710
 711         debug("parse_runtime_info: " + param);
 712
 713         while (param) {
 714                 var k = param.getAttribute("key");
 715                 var v = param.getAttribute("value");
 716
 717                 debug("RI: " + k + " => " + v);
 718
 719                 if (k == "new_version_available") {
 720                         var icon = document.getElementById("newVersionIcon");
 721                         if (icon) {
 722                                 if (v == "1") {
 723                                         icon.style.display = "inline";
 724                                 } else {
 725                                         icon.style.display = "none";
 726                                 }
 727                         }
 728                 }
 729
 730                 var error_flag;
 731
 732                 if (k == "daemon_is_running" && v != 1) {
 733                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 734                         error_flag = true;
 735                 }
 736
 737                 if (k == "daemon_stamp_ok" && v != 1) {
 738                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 739                         error_flag = true;
 740                 }
 741
 742                 if (!error_flag) {
 743                         notify('');
 744                 }
 745
 746 /*              var w = document.getElementById("noDaemonWarning");
 747
 748                 if (w) {
 749                         if (k == "daemon_is_running" && v != 1) {
 750                                 w.style.display = "block";
 751                         } else {
 752                                 w.style.display = "none";
 753                         }
 754                 } */
 755                 param = param.nextSibling;
 756         }
 757 }
 758
 759 function catchupCurrentFeed() {
 760
 761         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 762
 763         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 764
 765         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 766                 return viewCurrentFeed('MarkAllRead')
 767         }
 768 }
 769
 770 function catchupFeedInGroup(id) {
 771
 772         try {
 773
 774                 var title = getFeedName(id);
 775
 776                 var str = __("Mark all articles in %s as read?").replace("%s", title);
 777
 778                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 779                         return viewCurrentFeed('MarkAllReadGR:' + id)
 780                 }
 781
 782         } catch (e) {
 783                 exception_error("catchupFeedInGroup", e);
 784         }
 785 }
 786
 787 function editFeedDlg(feed) {
 788         try {
 789
 790                 if (!feed) {
 791                         alert(__("Please select some feed first."));
 792                         return;
 793                 }
 794
 795                 if ((feed <= 0 && feed > -10) || activeFeedIsCat() || tagsAreDisplayed()) {
 796                         alert(__("You can't edit this kind of feed."));
 797                         return;
 798                 }
 799
 800                 var query = "";
 801
 802                 if (feed > 0) {
 803                         query = "backend.php?op=pref-feeds&subop=editfeed&id=" +        param_escape(feed);
 804                 } else {
 805                         query = "backend.php?op=pref-labels&subop=edit&id=" +   param_escape(-feed-11);
 806                 }
 807
 808                 disableHotkeys();
 809
 810                 new Ajax.Request(query, {
 811                         onComplete: function(transport) {
 812                                 infobox_callback2(transport);
 813                         } });
 814
 815         } catch (e) {
 816                 exception_error("editFeedDlg", e);
 817         }
 818 }
 819
 820 /* this functions duplicate those of prefs.js feed editor, with
 821         some differences because there is no feedlist */
 822
 823 function feedEditCancel() {
 824         closeInfoBox();
 825         return false;
 826 }
 827
 828 function feedEditSave() {
 829
 830         try {
 831
 832                 // FIXME: add parameter validation
 833
 834                 var query = Form.serialize("edit_feed_form");
 835
 836                 notify_progress("Saving feed...");
 837
 838                 new Ajax.Request("backend.php", {
 839                         parameters: query,
 840                         onComplete: function(transport) {
 841                                 dlg_frefresh_callback(transport);
 842                         } });
 843
 844
 845                 closeInfoBox();
 846
 847                 return false;
 848
 849         } catch (e) {
 850                 exception_error("feedEditSave (main)", e);
 851         }
 852 }
 853
 854 function labelEditCancel() {
 855         closeInfoBox();
 856         return false;
 857 }
 858
 859 function labelEditSave() {
 860
 861         try {
 862
 863                 closeInfoBox();
 864
 865                 notify_progress("Saving label...");
 866
 867                 query = Form.serialize("label_edit_form");
 868
 869                 new Ajax.Request("backend.php?" + query, {
 870                         onComplete: function(transport) {
 871                                 dlg_frefresh_callback(transport);
 872                         } });
 873
 874                 return false;
 875
 876         } catch (e) {
 877                 exception_error("feedEditSave (main)", e);
 878         }
 879
 880 }
 881
 882 function clearFeedArticles(feed_id) {
 883
 884         notify_progress("Clearing feed...");
 885
 886         var query = "backend.php?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
 887
 888         new Ajax.Request(query, {
 889                 onComplete: function(transport) {
 890                                 dlg_frefresh_callback(transport, feed_id);
 891                         } });
 892
 893         return false;
 894 }
 895
 896 /*
 897 function toggle_feedlist() {
 898         try {
 899                 debug("toggle_feedlist");
 900
 901                 var fl = document.getElementById("feeds-holder");
 902
 903                 if (!Element.visible(fl)) {
 904                         Element.show(fl);
 905                         fl.style.zIndex = 30;
 906                         fl.scrollTop = _hfd_scrolltop;
 907                 } else {
 908                         _hfd_scrolltop = fl.scrollTop;
 909                         Element.hide(fl);
 910 //                      Effect.Fade(fl, {duration : 0.2,
 911 //                              queue: { position: 'end', scope: 'FLFADEQ', limit: 1 }});
 912                 }
 913         } catch (e) {
 914                 exception_error("toggle_feedlist", e);
 915         }
 916 } */
 917
 918 function collapse_feedlist() {
 919         try {
 920                 debug("toggle_feedlist");
 921
 922                 var theme = getInitParam("theme");
 923                 if (theme != "" && theme != "compact" && theme != "graycube" &&
 924                                 theme != "compat") return;
 925
 926                 var fl = document.getElementById("feeds-holder");
 927                 var fh = document.getElementById("headlines-frame");
 928                 var fc = document.getElementById("content-frame");
 929                 var ft = document.getElementById("toolbar");
 930                 var ff = document.getElementById("footer");
 931                 var fhdr = document.getElementById("header");
 932                 var fbtn = document.getElementById("collapse_feeds_btn");
 933
 934                 if (!Element.visible(fl)) {
 935                         Element.show(fl);
 936                         fbtn.value = "<<";
 937
 938                         if (theme != "graycube") {
 939
 940                                 fh.style.left = fl.offsetWidth + "px";
 941                                 ft.style.left = fl.offsetWidth + "px";
 942                                 if (fc) fc.style.left = fl.offsetWidth + "px";
 943                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
 944
 945                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
 946                         } else {
 947                                 fh.style.left = fl.offsetWidth + 40 + "px";
 948                                 ft.style.left = fl.offsetWidth + 40 +"px";
 949                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
 950                         }
 951
 952                         setCookie("ttrss_vf_fclps", "0");
 953
 954                 } else {
 955                         Element.hide(fl);
 956                         fbtn.value = ">>";
 957
 958                         if (theme != "graycube") {
 959
 960                                 fh.style.left = "0px";
 961                                 ft.style.left = "0px";
 962                                 if (fc) fc.style.left = "0px";
 963                                 if (ff) ff.style.left = "0px";
 964
 965                                 if (theme == "compact") fhdr.style.left = "10px";
 966
 967                         } else {
 968                                 fh.style.left = "20px";
 969                                 ft.style.left = "20px";
 970                                 if (fc) fc.style.left = "20px";
 971
 972                         }
 973
 974                         setCookie("ttrss_vf_fclps", "1");
 975                 }
 976         } catch (e) {
 977                 exception_error("toggle_feedlist", e);
 978         }
 979 }
 980
 981 function viewModeChanged() {
 982         cache_empty();
 983         return viewCurrentFeed(0, '')
 984 }
 985
 986 function viewLimitChanged() {
 987         cache_empty();
 988         return viewCurrentFeed(0, '')
 989 }
 990
 991 function adjustArticleScore(id, score) {
 992         try {
 993
 994                 var pr = prompt(__("Assign score to article:"), score);
 995
 996                 if (pr != undefined) {
 997                         var query = "backend.php?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
 998
 999                         new Ajax.Request(query, {
1000                         onComplete: function(transport) {
1001                                         viewCurrentFeed();
1002                                 } });
1003
1004                 }
1005         } catch (e) {
1006                 exception_error("adjustArticleScore", e);
1007         }
1008 }
1009
1010 function rescoreCurrentFeed() {
1011
1012         var actid = getActiveFeedId();
1013
1014         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
1015                 alert(__("You can't rescore this kind of feed."));
1016                 return;
1017         }
1018
1019         if (!actid) {
1020                 alert(__("Please select some feed first."));
1021                 return;
1022         }
1023
1024         var fn = getFeedName(actid);
1025         var pr = __("Rescore articles in %s?").replace("%s", fn);
1026
1027         if (confirm(pr)) {
1028                 notify_progress("Rescoring articles...");
1029
1030                 var query = "backend.php?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
1031
1032                 new Ajax.Request(query, {
1033                 onComplete: function(transport) {
1034                         viewCurrentFeed();
1035                 } });
1036         }
1037 }
1038
1039 function hotkey_handler(e) {
1040
1041         try {
1042
1043                 var keycode;
1044                 var shift_key = false;
1045
1046                 var feedlist = document.getElementById('feedList');
1047
1048                 try {
1049                         shift_key = e.shiftKey;
1050                 } catch (e) {
1051
1052                 }
1053
1054                 if (window.event) {
1055                         keycode = window.event.keyCode;
1056                 } else if (e) {
1057                         keycode = e.which;
1058                 }
1059
1060                 var keychar = String.fromCharCode(keycode);
1061
1062                 if (keycode == 27) { // escape
1063                         if (Element.visible("hotkey_help_overlay")) {
1064                                 Element.hide("hotkey_help_overlay");
1065                         }
1066                         hotkey_prefix = false;
1067                         closeInfoBox();
1068                 }
1069
1070                 if (!hotkeys_enabled) {
1071                         debug("hotkeys disabled");
1072                         return;
1073                 }
1074
1075                 if (keycode == 16) return; // ignore lone shift
1076
1077                 if ((keycode == 70 || keycode == 67 || keycode == 71)
1078                                 && !hotkey_prefix) {
1079
1080                         hotkey_prefix = keycode;
1081                         debug("KP: PREFIX=" + keycode + " CHAR=" + keychar);
1082                         return true;
1083                 }
1084
1085                 if (Element.visible("hotkey_help_overlay")) {
1086                         Element.hide("hotkey_help_overlay");
1087                 }
1088
1089                 /* Global hotkeys */
1090
1091                 if (!hotkey_prefix) {
1092
1093                         if (keycode == 68 && shift_key) { // d
1094                                 if (!Element.visible("debug_output")) {
1095                                         Element.show("debug_output");
1096                                         debug('debug mode activated');
1097                                 } else {
1098                                         Element.hide("debug_output");
1099                                 }
1100
1101                                 return;
1102                         }
1103
1104                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
1105                                 if (!Element.visible("hotkey_help_overlay")) {
1106                                         //Element.show("hotkey_help_overlay");
1107                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
1108                                 } else {
1109                                         Element.hide("hotkey_help_overlay");
1110                                 }
1111                                 return false;
1112                         }
1113
1114                         if (keycode == 191 || keychar == '/') { // /
1115                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
1116                                 return false;
1117                         }
1118
1119                         if (keycode == 82 && shift_key) { // R
1120                                 scheduleFeedUpdate(true);
1121                                 return;
1122                         }
1123
1124                         if (keycode == 74) { // j
1125                                 var feed = getActiveFeedId();
1126                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
1127 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1128                                 if (new_feed) {
1129                                         var is_cat = new_feed.match("CAT:");
1130                                         if (is_cat) {
1131                                                 new_feed = new_feed.replace("CAT:", "");
1132                                                 viewCategory(new_feed);
1133                                         } else {
1134                                                 viewfeed(new_feed, '', false);
1135                                         }
1136                                 }
1137                                 return;
1138                         }
1139
1140                         if (keycode == 75) { // k
1141                                 var feed = getActiveFeedId();
1142                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
1143 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1144                                 if (new_feed) {
1145                                         var is_cat = new_feed.match("CAT:");
1146                                         if (is_cat == "CAT:") {
1147                                                 new_feed = new_feed.replace("CAT:", "");
1148                                                 viewCategory(new_feed);
1149                                         } else {
1150                                                 viewfeed(new_feed, '', false);
1151                                         }
1152                                 }
1153                                 return;
1154                         }
1155
1156                         if (shift_key && keycode == 40) { // shift-down
1157                                 catchupRelativeToArticle(1);
1158                                 return;
1159                         }
1160
1161                         if (shift_key && keycode == 38) { // shift-up
1162                                 catchupRelativeToArticle(0);
1163                                 return;
1164                         }
1165
1166                         if (shift_key && keycode == 78) { // N
1167                                 scrollArticle(50);
1168                                 return;
1169                         }
1170
1171                         if (shift_key && keycode == 80) { // P
1172                                 scrollArticle(-50);
1173                                 return;
1174                         }
1175
1176
1177                         if (keycode == 78 || keycode == 40) { // n, down
1178                                 if (typeof moveToPost != 'undefined') {
1179                                         moveToPost('next');
1180                                         return;
1181                                 }
1182                         }
1183
1184                         if (keycode == 80 || keycode == 38) { // p, up
1185                                 if (typeof moveToPost != 'undefined') {
1186                                         moveToPost('prev');
1187                                         return;
1188                                 }
1189                         }
1190
1191                         if (keycode == 83 && shift_key) { // S
1192                                 var id = getActiveArticleId();
1193                                 if (id) {
1194                                         togglePub(id);
1195                                 }
1196                                 return;
1197                         }
1198
1199                         if (keycode == 83) { // s
1200                                 var id = getActiveArticleId();
1201                                 if (id) {
1202                                         toggleMark(id);
1203                                 }
1204                                 return;
1205                         }
1206
1207
1208                         if (keycode == 85) { // u
1209                                 var id = getActiveArticleId();
1210                                 if (id) {
1211                                         toggleUnread(id);
1212                                 }
1213                                 return;
1214                         }
1215
1216                         if (keycode == 84 && shift_key) { // T
1217                                 var id = getActiveArticleId();
1218                                 if (id) {
1219                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1220                                         return;
1221                                 }
1222                         }
1223
1224                         if (keycode == 9) { // tab
1225                                 var id = getArticleUnderPointer();
1226                                 if (id) {
1227                                         var cb = document.getElementById("RCHK-" + id);
1228
1229                                         if (cb) {
1230                                                 cb.checked = !cb.checked;
1231                                                 toggleSelectRowById(cb, "RROW-" + id);
1232                                                 return false;
1233                                         }
1234                                 }
1235                         }
1236
1237                         if (keycode == 79) { // o
1238                                 if (getActiveArticleId()) {
1239                                         openArticleInNewWindow(getActiveArticleId());
1240                                         return;
1241                                 }
1242                         }
1243
1244                         if (keycode == 81 && shift_key) { // Q
1245                                 if (typeof catchupAllFeeds != 'undefined') {
1246                                         catchupAllFeeds();
1247                                         return;
1248                                 }
1249                         }
1250
1251                         if (keycode == 220 && shift_key) { // shift + |
1252                                 if (document.getElementById("subtoolbar_search")) {
1253                                         if (Element.visible("subtoolbar_search")) {
1254                                                 Element.hide("subtoolbar_search");
1255                                                 Element.show("subtoolbar_ftitle");
1256                                                 setTimeout("Element.focus('subtoolbar_search_box')", 100);
1257                                         } else {
1258                                                         Element.show("subtoolbar_search");
1259                                                 Element.hide("subtoolbar_ftitle");
1260                                         }
1261                                 }
1262                         }
1263
1264                         if (keycode == 88) { // x
1265                                 if (activeFeedIsCat()) {
1266                                         toggleCollapseCat(getActiveFeedId());
1267                                 }
1268                         }
1269                 }
1270
1271                 /* Prefix f */
1272
1273                 if (hotkey_prefix == 70) { // f
1274
1275                         hotkey_prefix = false;
1276
1277                         if (keycode == 81) { // q
1278                                 if (getActiveFeedId()) {
1279                                         catchupCurrentFeed();
1280                                         return;
1281                                 }
1282                         }
1283
1284                         if (keycode == 82) { // r
1285                                 if (getActiveFeedId()) {
1286                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1287                                         return;
1288                                 }
1289                         }
1290
1291                         if (keycode == 65) { // a
1292                                 toggleDispRead();
1293                                 return false;
1294                         }
1295
1296                         if (keycode == 85 && shift_key) { // U
1297                                 scheduleFeedUpdate(true);
1298                                 return false;
1299                         }
1300
1301                         if (keycode == 85) { // u
1302                                 if (getActiveFeedId()) {
1303                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1304                                         return false;
1305                                 }
1306                         }
1307
1308                         if (keycode == 69) { // e
1309                                 editFeedDlg(getActiveFeedId());
1310                                 return false;
1311                         }
1312
1313                         if (keycode == 83) { // s
1314                                 displayDlg("quickAddFeed");
1315                                 return false;
1316                         }
1317
1318                         if (keycode == 67 && shift_key) { // C
1319                                 if (typeof catchupAllFeeds != 'undefined') {
1320                                         catchupAllFeeds();
1321                                         return false;
1322                                 }
1323                         }
1324
1325                         if (keycode == 67) { // c
1326                                 if (getActiveFeedId()) {
1327                                         catchupCurrentFeed();
1328                                         return false;
1329                                 }
1330                         }
1331
1332                         if (keycode == 87) { // w
1333                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1334                                 return resort_feedlist();
1335                         }
1336
1337                         if (keycode == 72) { // h
1338                                 hideReadHeadlines();
1339                                 return;
1340                         }
1341
1342                 }
1343
1344                 /* Prefix c */
1345
1346                 if (hotkey_prefix == 67) { // c
1347                         hotkey_prefix = false;
1348
1349                         if (keycode == 70) { // f
1350                                 displayDlg("quickAddFilter", getActiveFeedId());
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                         if (keycode == 83) { // s
1392                                 viewfeed(-1);
1393                                 return false;
1394                         }
1395
1396                         if (keycode == 80 && shift_key) { // P
1397                                 gotoPreferences();
1398                                 return false;
1399                         }
1400
1401                         if (keycode == 80) { // p
1402                                 viewfeed(-2);
1403                                 return false;
1404                         }
1405
1406                         if (keycode == 70) { // f
1407                                 viewfeed(-3);
1408                                 return false;
1409                         }
1410
1411                         if (keycode == 84 && shift_key) { // T
1412                                 toggleTags();
1413                                 return false;
1414                         }
1415                 }
1416
1417                 /* Cmd */
1418
1419                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f
1420                         hotkey_prefix = false;
1421                         return;
1422                 }
1423
1424                 if (hotkey_prefix) {
1425                         debug("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1426                 } else {
1427                         debug("KP: CODE=" + keycode + " CHAR=" + keychar);
1428                 }
1429
1430
1431         } catch (e) {
1432                 exception_error("hotkey_handler", e);
1433         }
1434 }
1435
1436 function feedsSortByUnread() {
1437         return feeds_sort_by_unread;
1438 }