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 var offline_mode = false;
  23 var store = false;
  24 var localServer = false;
  25 var db = false;
  26
  27 function activeFeedIsCat() {
  28         return _active_feed_is_cat;
  29 }
  30
  31 function getActiveFeedId() {
  32 //      return getCookie("ttrss_vf_actfeed");
  33         try {
  34                 debug("gAFID: " + _active_feed_id);
  35                 return _active_feed_id;
  36         } catch (e) {
  37                 exception_error("getActiveFeedId", e);
  38         }
  39 }
  40
  41 function setActiveFeedId(id, is_cat) {
  42 //      return setCookie("ttrss_vf_actfeed", id);
  43         try {
  44                 debug("sAFID(" + id + ", " + is_cat + ")");
  45                 _active_feed_id = id;
  46
  47                 if (is_cat != undefined) {
  48                         _active_feed_is_cat = is_cat;
  49                 }
  50
  51         } catch (e) {
  52                 exception_error("setActiveFeedId", e);
  53         }
  54 }
  55
  56
  57 function isFeedlistSortable() {
  58         return feedlist_sortable_enabled;
  59 }
  60
  61 function tagsAreDisplayed() {
  62         return display_tags;
  63 }
  64
  65 function toggleTags(show_all) {
  66
  67         try {
  68
  69         debug("toggleTags: " + show_all + "; " + display_tags);
  70
  71         var p = document.getElementById("dispSwitchPrompt");
  72
  73         if (!show_all && !display_tags) {
  74                 displayDlg("printTagCloud");
  75         } else if (show_all) {
  76                 closeInfoBox();
  77                 display_tags = true;
  78                 p.innerHTML = __("display feeds");
  79                 notify_progress("Loading, please wait...", true);
  80                 updateFeedList();
  81         } else if (display_tags) {
  82                 display_tags = false;
  83                 p.innerHTML = __("tag cloud");
  84                 notify_progress("Loading, please wait...", true);
  85                 updateFeedList();
  86         }
  87
  88         } catch (e) {
  89                 exception_error("toggleTags", e);
  90         }
  91 }
  92
  93 function dlg_frefresh_callback(transport, deleted_feed) {
  94         if (getActiveFeedId() == deleted_feed) {
  95                 var h = document.getElementById("headlines-frame");
  96                 if (h) {
  97                         h.innerHTML = "<div class='whiteBox'>" + __('No feed selected.') + "</div>";
  98                 }
  99         }
 100
 101         setTimeout('updateFeedList(false, false)', 50);
 102         closeInfoBox();
 103 }
 104
 105 function refetch_callback2(transport) {
 106         try {
 107
 108                 var date = new Date();
 109
 110                 parse_counters_reply(transport, true);
 111
 112                 debug("refetch_callback2: done");
 113
 114 /*              if (!daemon_enabled && !daemon_refresh_only) {
 115                         notify_info("All feeds updated.");
 116                         updateTitle("");
 117                 } else {
 118                         //notify("");
 119                 } */
 120         } catch (e) {
 121                 exception_error("refetch_callback", e);
 122                 updateTitle("");
 123         }
 124 }
 125
 126 function backend_sanity_check_callback(transport) {
 127
 128         try {
 129
 130                 if (sanity_check_done) {
 131                         fatalError(11, "Sanity check request received twice. This can indicate "+
 132                       "presence of Firebug or some other disrupting extension. "+
 133                                 "Please disable it and try again.");
 134                         return;
 135                 }
 136
 137                 if (!transport.responseXML) {
 138                         if (!google.gears) {
 139                                 fatalError(3, "Sanity check: Received reply is not XML", transport.responseText);
 140                         } else {
 141                                 init_offline();
 142                         }
 143                         return;
 144                 }
 145
 146                 var reply = transport.responseXML.firstChild.firstChild;
 147
 148                 if (!reply) {
 149                         fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
 150                         return;
 151                 }
 152
 153                 var error_code = reply.getAttribute("error-code");
 154
 155                 if (error_code && error_code != 0) {
 156                         return fatalError(error_code, reply.getAttribute("error-msg"));
 157                 }
 158
 159                 debug("sanity check ok");
 160
 161                 var params = reply.nextSibling;
 162
 163                 if (params) {
 164                         debug('reading init-params...');
 165                         var param = params.firstChild;
 166
 167                         while (param) {
 168                                 var k = param.getAttribute("key");
 169                                 var v = param.getAttribute("value");
 170                                 debug(k + " => " + v);
 171                                 init_params[k] = v;
 172                                 param = param.nextSibling;
 173                         }
 174                 }
 175
 176                 sanity_check_done = true;
 177
 178                 init_second_stage();
 179
 180         } catch (e) {
 181                 exception_error("backend_sanity_check_callback", e, transport);
 182         }
 183 }
 184
 185 function scheduleFeedUpdate(force) {
 186
 187         debug("in scheduleFeedUpdate");
 188
 189 /*      if (!daemon_enabled && !daemon_refresh_only) {
 190                 notify_progress("Updating feeds...", true);
 191         } */
 192
 193         var query_str = "backend.php?op=rpc&subop=";
 194
 195         if (force) {
 196                 query_str = query_str + "forceUpdateAllFeeds";
 197         } else {
 198                 query_str = query_str + "updateAllFeeds";
 199         }
 200
 201         var omode;
 202
 203         if (firsttime_update && !navigator.userAgent.match("Opera")) {
 204                 firsttime_update = false;
 205                 omode = "T";
 206         } else {
 207                 if (display_tags) {
 208                         omode = "tl";
 209                 } else {
 210                         omode = "flc";
 211                 }
 212         }
 213
 214         query_str = query_str + "&omode=" + omode;
 215         query_str = query_str + "&uctr=" + global_unread;
 216
 217         var date = new Date();
 218         var timestamp = Math.round(date.getTime() / 1000);
 219         query_str = query_str + "&ts=" + timestamp
 220
 221         debug("REFETCH query: " + query_str);
 222
 223         new Ajax.Request(query_str, {
 224                 onComplete: function(transport) {
 225                                 refetch_callback2(transport);
 226                         } });
 227 }
 228
 229 function updateFeedList(silent, fetch) {
 230
 231 //      if (silent != true) {
 232 //              notify("Loading feed list...");
 233 //      }
 234
 235         debug("<b>updateFeedList</b>");
 236
 237         var query_str = "backend.php?op=feeds";
 238
 239         if (display_tags) {
 240                 query_str = query_str + "&tags=1";
 241         }
 242
 243         if (getActiveFeedId() && !activeFeedIsCat()) {
 244                 query_str = query_str + "&actid=" + getActiveFeedId();
 245         }
 246
 247         var date = new Date();
 248         var timestamp = Math.round(date.getTime() / 1000);
 249         query_str = query_str + "&ts=" + timestamp
 250
 251         if (fetch) query_str = query_str + "&fetch=yes";
 252
 253 //      var feeds_frame = document.getElementById("feeds-frame");
 254 //      feeds_frame.src = query_str;
 255
 256         debug("updateFeedList Q=" + query_str);
 257
 258         new Ajax.Request(query_str, {
 259                 onComplete: function(transport) {
 260                         feedlist_callback2(transport);
 261                 } });
 262
 263 }
 264
 265 function catchupAllFeeds() {
 266
 267         var str = __("Mark all articles as read?");
 268
 269         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 270
 271                 var query_str = "backend.php?op=feeds&subop=catchupAll";
 272
 273                 notify_progress("Marking all feeds as read...");
 274
 275                 debug("catchupAllFeeds Q=" + query_str);
 276
 277                 new Ajax.Request(query_str, {
 278                         onComplete: function(transport) {
 279                                 feedlist_callback2(transport);
 280                         } });
 281
 282                 global_unread = 0;
 283                 updateTitle("");
 284         }
 285 }
 286
 287 function viewCurrentFeed(subop) {
 288
 289 //      if (getActiveFeedId()) {
 290         if (getActiveFeedId() != undefined) {
 291                 viewfeed(getActiveFeedId(), subop, activeFeedIsCat());
 292         } else {
 293                 disableContainerChildren("headlinesToolbar", false, document);
 294 //              viewfeed(-1, subop); // FIXME
 295         }
 296         return false; // block unneeded form submits
 297 }
 298
 299 function viewfeed(feed, subop) {
 300         var f = window.frames["feeds-frame"];
 301         f.viewfeed(feed, subop);
 302 }
 303
 304 function timeout() {
 305         if (getInitParam("bw_limit") == "1") return;
 306
 307         scheduleFeedUpdate(false);
 308
 309         var refresh_time = getInitParam("feeds_frame_refresh");
 310
 311         if (!refresh_time) refresh_time = 600;
 312
 313         setTimeout("timeout()", refresh_time*1000);
 314 }
 315
 316 function resetSearch() {
 317         var searchbox = document.getElementById("searchbox")
 318
 319         if (searchbox.value != "" && getActiveFeedId()) {
 320                 searchbox.value = "";
 321                 viewfeed(getActiveFeedId(), "");
 322         }
 323 }
 324
 325 function searchCancel() {
 326         closeInfoBox(true);
 327 }
 328
 329 function search() {
 330         closeInfoBox();
 331         viewCurrentFeed(0, "");
 332 }
 333
 334 // if argument is undefined, current subtitle is not updated
 335 // use blank string to clear subtitle
 336 function updateTitle(s) {
 337         var tmp = "Tiny Tiny RSS";
 338
 339         if (s != undefined) {
 340                 current_subtitle = s;
 341         }
 342
 343         if (global_unread > 0) {
 344                 tmp = tmp + " (" + global_unread + ")";
 345         }
 346
 347         if (current_subtitle) {
 348                 tmp = tmp + " - " + current_subtitle;
 349         }
 350
 351         if (active_title_text.length > 0) {
 352                 tmp = tmp + " > " + active_title_text;
 353         }
 354
 355         document.title = tmp;
 356 }
 357
 358 function genericSanityCheck() {
 359
 360 //      if (!Ajax.getTransport()) fatalError(1);
 361
 362         setCookie("ttrss_vf_test", "TEST");
 363
 364         if (getCookie("ttrss_vf_test") != "TEST") {
 365                 fatalError(2);
 366         }
 367
 368         return true;
 369 }
 370
 371 function init() {
 372
 373         try {
 374
 375                 // this whole shebang is based on http://www.birnamdesigns.com/misc/busted2.html
 376
 377                 if (arguments.callee.done) return;
 378                 arguments.callee.done = true;
 379
 380                 init_gears();
 381
 382                 disableContainerChildren("headlinesToolbar", true);
 383
 384                 Form.disable("main_toolbar_form");
 385
 386                 if (!genericSanityCheck())
 387                         return;
 388
 389                 if (getURLParam('debug')) {
 390                         Element.show("debug_output");
 391                         debug('debug mode activated');
 392                 }
 393
 394                 var params = "&ua=" + param_escape(navigator.userAgent);
 395
 396                 loading_set_progress(30);
 397
 398                 new Ajax.Request("backend.php?op=rpc&subop=sanityCheck" + params,       {
 399                         onComplete: function(transport) {
 400                                         backend_sanity_check_callback(transport);
 401                                 } });
 402
 403         } catch (e) {
 404                 exception_error("init", e);
 405         }
 406 }
 407
 408 function resize_headlines(delta_x, delta_y) {
 409
 410         try {
 411
 412                 debug("resize_headlines: " + delta_x + ":" + delta_y);
 413
 414                 var h_frame = document.getElementById("headlines-frame");
 415                 var c_frame = document.getElementById("content-frame");
 416                 var f_frame = document.getElementById("footer");
 417                 var feeds_frame = document.getElementById("feeds-holder");
 418                 var resize_grab = document.getElementById("resize-grabber");
 419                 var resize_handle = document.getElementById("resize-handle");
 420
 421                 if (!c_frame || !h_frame) return;
 422
 423                 if (feeds_frame && getInitParam("theme") == "compat") {
 424                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";
 425                 }
 426
 427                 if (getInitParam("theme") == "3pane") {
 428
 429                         if (delta_x != undefined) {
 430                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
 431                                         hor_offset = hor_offset + delta_x;
 432                                 }
 433                         }
 434
 435                         debug("resize_headlines: HOR-mode: " + hor_offset);
 436
 437                         c_frame.style.width = (400 + hor_offset) + "px";
 438                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
 439
 440                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
 441                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth -
 442                                 4) + "px";
 443                         resize_grab.style.display = "block";
 444
 445                         resize_handle.src = "themes/3pane/images/resize_handle_vert.png";
 446                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
 447
 448                 } else {
 449
 450                         if (delta_y != undefined) {
 451                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
 452                                         ver_offset = ver_offset + delta_y;
 453                                 }
 454                         }
 455
 456                         debug("resize_headlines: VER-mode: " + ver_offset);
 457
 458                         h_frame.style.height = (300 - ver_offset) + "px";
 459
 460                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 0) + "px";
 461                         h_frame.style.height = h_frame.offsetHeight + "px";
 462
 463                         var theme_c = 0;
 464
 465                         if (getInitParam("theme") == "graycube") {
 466                                 theme_c = 1;
 467                         }
 468
 469                         if (getInitParam("theme") == "graycube" || getInitParam("theme") == "compat") {
 470                                 resize_handle.src = "themes/graycube/images/resize_handle_horiz.png";
 471                         }
 472
 473 /*                      resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight -
 474                                 4 - theme_c) + "px";
 475                         resize_grab.style.display = "block"; */
 476
 477                 }
 478
 479                 if (getInitParam("cookie_lifetime") != 0) {
 480                         setCookie("ttrss_offset_ver", ver_offset,
 481                                 getInitParam("cookie_lifetime"));
 482                         setCookie("ttrss_offset_hor", hor_offset,
 483                                 getInitParam("cookie_lifetime"));
 484                 } else {
 485                         setCookie("ttrss_offset_ver", ver_offset);
 486                         setCookie("ttrss_offset_hor", hor_offset);
 487                 }
 488
 489         } catch (e) {
 490                 exception_error("resize_headlines", e);
 491         }
 492
 493 }
 494
 495 function init_second_stage() {
 496
 497         try {
 498
 499                 delCookie("ttrss_vf_test");
 500
 501 //              document.onresize = resize_headlines;
 502
 503                 var toolbar = document.forms["main_toolbar_form"];
 504
 505                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
 506                 dropboxSelect(toolbar.limit, getInitParam("default_view_limit"));
 507                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
 508
 509                 daemon_enabled = getInitParam("daemon_enabled") == 1;
 510                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
 511                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
 512
 513                 var fl = cache_find_param("FEEDLIST", getInitParam("num_feeds"));
 514
 515                 if (fl) {
 516                         render_feedlist(fl);
 517                         if (document.getElementById("feedList")) {
 518                                 request_counters();
 519                         } else {
 520                                 setTimeout('updateFeedList(false, false)', 50);
 521                         }
 522                 } else {
 523                         setTimeout('updateFeedList(false, false)', 50);
 524                 }
 525
 526                 debug("second stage ok");
 527
 528                 loading_set_progress(60);
 529
 530                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
 531                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
 532
 533                 debug("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
 534
 535                 /* fuck IE */
 536
 537                 if (isNaN(hor_offset)) hor_offset = 0;
 538                 if (isNaN(ver_offset)) ver_offset = 0;
 539
 540                 debug("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
 541
 542                 resize_headlines();
 543
 544         } catch (e) {
 545                 exception_error("init_second_stage", e);
 546         }
 547 }
 548
 549 function quickMenuChange() {
 550         var chooser = document.getElementById("quickMenuChooser");
 551         var opid = chooser[chooser.selectedIndex].value;
 552
 553         chooser.selectedIndex = 0;
 554         quickMenuGo(opid);
 555 }
 556
 557 function quickMenuGo(opid) {
 558         try {
 559
 560                 if (opid == "qmcPrefs") {
 561                         gotoPreferences();
 562                 }
 563
 564                 if (opid == "qmcSearch") {
 565                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
 566                         return;
 567                 }
 568
 569                 if (opid == "qmcAddFeed") {
 570                         displayDlg("quickAddFeed");
 571                         return;
 572                 }
 573
 574                 if (opid == "qmcEditFeed") {
 575                         editFeedDlg(getActiveFeedId());
 576                 }
 577
 578                 if (opid == "qmcRemoveFeed") {
 579                         var actid = getActiveFeedId();
 580
 581                         if (activeFeedIsCat()) {
 582                                 alert(__("You can't unsubscribe from the category."));
 583                                 return;
 584                         }
 585
 586                         if (!actid) {
 587                                 alert(__("Please select some feed first."));
 588                                 return;
 589                         }
 590
 591                         var fn = getFeedName(actid);
 592
 593                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
 594
 595                         if (confirm(pr)) {
 596                                 unsubscribeFeed(actid);
 597                         }
 598
 599                         return;
 600                 }
 601
 602                 if (opid == "qmcClearFeed") {
 603                         var actid = getActiveFeedId();
 604
 605                         if (!actid) {
 606                                 alert(__("Please select some feed first."));
 607                                 return;
 608                         }
 609
 610                         if (activeFeedIsCat() || actid < 0) {
 611                                 alert(__("You can't clear this type of feed."));
 612                                 return;
 613                         }
 614
 615                         var fn = getFeedName(actid);
 616
 617                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
 618
 619                         if (confirm(pr)) {
 620                                 clearFeedArticles(actid);
 621                         }
 622
 623                         return;
 624                 }
 625
 626
 627                 if (opid == "qmcUpdateFeeds") {
 628                         scheduleFeedUpdate(true);
 629                         return;
 630                 }
 631
 632                 if (opid == "qmcCatchupAll") {
 633                         catchupAllFeeds();
 634                         return;
 635                 }
 636
 637                 if (opid == "qmcShowOnlyUnread") {
 638                         toggleDispRead();
 639                         return;
 640                 }
 641
 642                 if (opid == "qmcAddFilter") {
 643                         displayDlg("quickAddFilter", getActiveFeedId());
 644                 }
 645
 646                 if (opid == "qmcAddLabel") {
 647                         addLabel();
 648                 }
 649
 650                 if (opid == "qmcRescoreFeed") {
 651                         rescoreCurrentFeed();
 652                 }
 653
 654                 if (opid == "qmcHKhelp") {
 655                         //Element.show("hotkey_help_overlay");
 656                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 657                 }
 658
 659                 if (opid == "qmcResetUI") {
 660                         hor_offset = 0;
 661                         ver_offset = 0;
 662                         resize_headlines();
 663                 }
 664
 665                 if (opid == "qmcResetCats") {
 666
 667                         if (confirm(__("Reset category order?"))) {
 668
 669                                 var query = "backend.php?op=feeds&subop=catsortreset";
 670
 671                                 notify_progress("Loading, please wait...", true);
 672
 673                                 new Ajax.Request(query, {
 674                                         onComplete: function(transport) {
 675                                                 window.setTimeout('updateFeedList(false, false)', 50);
 676                                         } });
 677                         }
 678                 }
 679
 680         } catch (e) {
 681                 exception_error("quickMenuGo", e);
 682         }
 683 }
 684
 685 function unsubscribeFeed(feed_id, title) {
 686
 687
 688         var msg = __("Unsubscribe from %s?").replace("%s", title);
 689
 690         if (title == undefined || confirm(msg)) {
 691                 notify_progress("Removing feed...");
 692
 693                 var query = "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
 694
 695                 new Ajax.Request(query, {
 696                         onComplete: function(transport) {
 697                                         dlg_frefresh_callback(transport, feed_id);
 698                                 } });
 699         }
 700
 701         return false;
 702 }
 703
 704
 705 function updateFeedTitle(t) {
 706         active_title_text = t;
 707         updateTitle();
 708 }
 709
 710 function toggleDispRead() {
 711         try {
 712
 713                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
 714
 715                 hide_read_feeds = !hide_read_feeds;
 716
 717                 debug("toggle_disp_read => " + hide_read_feeds);
 718
 719                 hideOrShowFeeds(hide_read_feeds);
 720
 721                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
 722
 723         } catch (e) {
 724                 exception_error("toggleDispRead", e);
 725         }
 726 }
 727
 728 function parse_runtime_info(elem) {
 729         if (!elem) {
 730                 debug("parse_runtime_info: elem is null, aborting");
 731                 return;
 732         }
 733
 734         var param = elem.firstChild;
 735
 736         debug("parse_runtime_info: " + param);
 737
 738         while (param) {
 739                 var k = param.getAttribute("key");
 740                 var v = param.getAttribute("value");
 741
 742                 debug("RI: " + k + " => " + v);
 743
 744                 if (k == "num_feeds") {
 745                         init_params[k] = v;
 746                 }
 747
 748                 if (k == "new_version_available") {
 749                         var icon = document.getElementById("newVersionIcon");
 750                         if (icon) {
 751                                 if (v == "1") {
 752                                         icon.style.display = "inline";
 753                                 } else {
 754                                         icon.style.display = "none";
 755                                 }
 756                         }
 757                 }
 758
 759                 var error_flag;
 760
 761                 if (k == "daemon_is_running" && v != 1) {
 762                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 763                         error_flag = true;
 764                 }
 765
 766                 if (k == "daemon_stamp_ok" && v != 1) {
 767                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 768                         error_flag = true;
 769                 }
 770
 771                 if (!error_flag) {
 772                         notify('');
 773                 }
 774
 775 /*              var w = document.getElementById("noDaemonWarning");
 776
 777                 if (w) {
 778                         if (k == "daemon_is_running" && v != 1) {
 779                                 w.style.display = "block";
 780                         } else {
 781                                 w.style.display = "none";
 782                         }
 783                 } */
 784                 param = param.nextSibling;
 785         }
 786 }
 787
 788 function catchupCurrentFeed() {
 789
 790         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 791
 792         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 793
 794         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 795                 return viewCurrentFeed('MarkAllRead')
 796         }
 797 }
 798
 799 function catchupFeedInGroup(id) {
 800
 801         try {
 802
 803                 var title = getFeedName(id);
 804
 805                 var str = __("Mark all articles in %s as read?").replace("%s", title);
 806
 807                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 808                         return viewCurrentFeed('MarkAllReadGR:' + id)
 809                 }
 810
 811         } catch (e) {
 812                 exception_error("catchupFeedInGroup", e);
 813         }
 814 }
 815
 816 function editFeedDlg(feed) {
 817         try {
 818
 819                 if (!feed) {
 820                         alert(__("Please select some feed first."));
 821                         return;
 822                 }
 823
 824                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
 825                         alert(__("You can't edit this kind of feed."));
 826                         return;
 827                 }
 828
 829                 var query = "";
 830
 831                 if (feed > 0) {
 832                         query = "backend.php?op=pref-feeds&subop=editfeed&id=" +        param_escape(feed);
 833                 } else {
 834                         query = "backend.php?op=pref-labels&subop=edit&id=" +   param_escape(-feed-11);
 835                 }
 836
 837                 disableHotkeys();
 838
 839                 new Ajax.Request(query, {
 840                         onComplete: function(transport) {
 841                                 infobox_callback2(transport);
 842                         } });
 843
 844         } catch (e) {
 845                 exception_error("editFeedDlg", e);
 846         }
 847 }
 848
 849 /* this functions duplicate those of prefs.js feed editor, with
 850         some differences because there is no feedlist */
 851
 852 function feedEditCancel() {
 853         closeInfoBox();
 854         return false;
 855 }
 856
 857 function feedEditSave() {
 858
 859         try {
 860
 861                 // FIXME: add parameter validation
 862
 863                 var query = Form.serialize("edit_feed_form");
 864
 865                 notify_progress("Saving feed...");
 866
 867                 new Ajax.Request("backend.php", {
 868                         parameters: query,
 869                         onComplete: function(transport) {
 870                                 dlg_frefresh_callback(transport);
 871                         } });
 872
 873
 874                 closeInfoBox();
 875
 876                 return false;
 877
 878         } catch (e) {
 879                 exception_error("feedEditSave (main)", e);
 880         }
 881 }
 882
 883 function clearFeedArticles(feed_id) {
 884
 885         notify_progress("Clearing feed...");
 886
 887         var query = "backend.php?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
 888
 889         new Ajax.Request(query, {
 890                 onComplete: function(transport) {
 891                                 dlg_frefresh_callback(transport, feed_id);
 892                         } });
 893
 894         return false;
 895 }
 896
 897 function collapse_feedlist() {
 898         try {
 899                 debug("toggle_feedlist");
 900
 901                 var theme = getInitParam("theme");
 902                 if (theme != "" && theme != "compact" && theme != "graycube" &&
 903                                 theme != "compat") return;
 904
 905                 var fl = document.getElementById("feeds-holder");
 906                 var fh = document.getElementById("headlines-frame");
 907                 var fc = document.getElementById("content-frame");
 908                 var ft = document.getElementById("toolbar");
 909                 var ff = document.getElementById("footer");
 910                 var fhdr = document.getElementById("header");
 911                 var fbtn = document.getElementById("collapse_feeds_btn");
 912
 913                 if (!Element.visible(fl)) {
 914                         Element.show(fl);
 915                         fbtn.value = "<<";
 916
 917                         if (theme != "graycube") {
 918
 919                                 fh.style.left = fl.offsetWidth + "px";
 920                                 ft.style.left = fl.offsetWidth + "px";
 921                                 if (fc) fc.style.left = fl.offsetWidth + "px";
 922                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
 923
 924                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
 925                         } else {
 926                                 fh.style.left = fl.offsetWidth + 40 + "px";
 927                                 ft.style.left = fl.offsetWidth + 40 +"px";
 928                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
 929                         }
 930
 931                         setCookie("ttrss_vf_fclps", "0");
 932
 933                 } else {
 934                         Element.hide(fl);
 935                         fbtn.value = ">>";
 936
 937                         if (theme != "graycube") {
 938
 939                                 fh.style.left = "0px";
 940                                 ft.style.left = "0px";
 941                                 if (fc) fc.style.left = "0px";
 942                                 if (ff) ff.style.left = "0px";
 943
 944                                 if (theme == "compact") fhdr.style.left = "10px";
 945
 946                         } else {
 947                                 fh.style.left = "20px";
 948                                 ft.style.left = "20px";
 949                                 if (fc) fc.style.left = "20px";
 950
 951                         }
 952
 953                         setCookie("ttrss_vf_fclps", "1");
 954                 }
 955         } catch (e) {
 956                 exception_error("toggle_feedlist", e);
 957         }
 958 }
 959
 960 function viewModeChanged() {
 961         cache_empty();
 962         return viewCurrentFeed(0, '')
 963 }
 964
 965 function viewLimitChanged() {
 966         cache_empty();
 967         return viewCurrentFeed(0, '')
 968 }
 969
 970 /* function adjustArticleScore(id, score) {
 971         try {
 972
 973                 var pr = prompt(__("Assign score to article:"), score);
 974
 975                 if (pr != undefined) {
 976                         var query = "backend.php?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
 977
 978                         new Ajax.Request(query, {
 979                         onComplete: function(transport) {
 980                                         viewCurrentFeed();
 981                                 } });
 982
 983                 }
 984         } catch (e) {
 985                 exception_error("adjustArticleScore", e);
 986         }
 987 } */
 988
 989 function rescoreCurrentFeed() {
 990
 991         var actid = getActiveFeedId();
 992
 993         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
 994                 alert(__("You can't rescore this kind of feed."));
 995                 return;
 996         }
 997
 998         if (!actid) {
 999                 alert(__("Please select some feed first."));
1000                 return;
1001         }
1002
1003         var fn = getFeedName(actid);
1004         var pr = __("Rescore articles in %s?").replace("%s", fn);
1005
1006         if (confirm(pr)) {
1007                 notify_progress("Rescoring articles...");
1008
1009                 var query = "backend.php?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
1010
1011                 new Ajax.Request(query, {
1012                 onComplete: function(transport) {
1013                         viewCurrentFeed();
1014                 } });
1015         }
1016 }
1017
1018 function hotkey_handler(e) {
1019
1020         try {
1021
1022                 var keycode;
1023                 var shift_key = false;
1024
1025                 var feedlist = document.getElementById('feedList');
1026
1027                 try {
1028                         shift_key = e.shiftKey;
1029                 } catch (e) {
1030
1031                 }
1032
1033                 if (window.event) {
1034                         keycode = window.event.keyCode;
1035                 } else if (e) {
1036                         keycode = e.which;
1037                 }
1038
1039                 var keychar = String.fromCharCode(keycode);
1040
1041                 if (keycode == 27) { // escape
1042                         if (Element.visible("hotkey_help_overlay")) {
1043                                 Element.hide("hotkey_help_overlay");
1044                         }
1045                         hotkey_prefix = false;
1046                         closeInfoBox();
1047                 }
1048
1049                 if (!hotkeys_enabled) {
1050                         debug("hotkeys disabled");
1051                         return;
1052                 }
1053
1054                 if (keycode == 16) return; // ignore lone shift
1055
1056                 if ((keycode == 70 || keycode == 67 || keycode == 71)
1057                                 && !hotkey_prefix) {
1058
1059                         hotkey_prefix = keycode;
1060                         debug("KP: PREFIX=" + keycode + " CHAR=" + keychar);
1061                         return true;
1062                 }
1063
1064                 if (Element.visible("hotkey_help_overlay")) {
1065                         Element.hide("hotkey_help_overlay");
1066                 }
1067
1068                 /* Global hotkeys */
1069
1070                 if (!hotkey_prefix) {
1071
1072                         if (keycode == 68 && shift_key) { // d
1073                                 if (!Element.visible("debug_output")) {
1074                                         Element.show("debug_output");
1075                                         debug('debug mode activated');
1076                                 } else {
1077                                         Element.hide("debug_output");
1078                                 }
1079
1080                                 return;
1081                         }
1082
1083                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
1084                                 if (!Element.visible("hotkey_help_overlay")) {
1085                                         //Element.show("hotkey_help_overlay");
1086                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
1087                                 } else {
1088                                         Element.hide("hotkey_help_overlay");
1089                                 }
1090                                 return false;
1091                         }
1092
1093                         if (keycode == 191 || keychar == '/') { // /
1094                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
1095                                 return false;
1096                         }
1097
1098                         if (keycode == 82 && shift_key) { // R
1099                                 scheduleFeedUpdate(true);
1100                                 return;
1101                         }
1102
1103                         if (keycode == 74) { // j
1104                                 var feed = getActiveFeedId();
1105                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
1106 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1107                                 if (new_feed) {
1108                                         var is_cat = new_feed.match("CAT:");
1109                                         if (is_cat) {
1110                                                 new_feed = new_feed.replace("CAT:", "");
1111                                                 viewCategory(new_feed);
1112                                         } else {
1113                                                 viewfeed(new_feed, '', false);
1114                                         }
1115                                 }
1116                                 return;
1117                         }
1118
1119                         if (keycode == 75) { // k
1120                                 var feed = getActiveFeedId();
1121                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
1122 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1123                                 if (new_feed) {
1124                                         var is_cat = new_feed.match("CAT:");
1125                                         if (is_cat == "CAT:") {
1126                                                 new_feed = new_feed.replace("CAT:", "");
1127                                                 viewCategory(new_feed);
1128                                         } else {
1129                                                 viewfeed(new_feed, '', false);
1130                                         }
1131                                 }
1132                                 return;
1133                         }
1134
1135                         if (shift_key && keycode == 40) { // shift-down
1136                                 catchupRelativeToArticle(1);
1137                                 return;
1138                         }
1139
1140                         if (shift_key && keycode == 38) { // shift-up
1141                                 catchupRelativeToArticle(0);
1142                                 return;
1143                         }
1144
1145                         if (shift_key && keycode == 78) { // N
1146                                 scrollArticle(50);
1147                                 return;
1148                         }
1149
1150                         if (shift_key && keycode == 80) { // P
1151                                 scrollArticle(-50);
1152                                 return;
1153                         }
1154
1155
1156                         if (keycode == 78 || keycode == 40) { // n, down
1157                                 if (typeof moveToPost != 'undefined') {
1158                                         moveToPost('next');
1159                                         return;
1160                                 }
1161                         }
1162
1163                         if (keycode == 80 || keycode == 38) { // p, up
1164                                 if (typeof moveToPost != 'undefined') {
1165                                         moveToPost('prev');
1166                                         return;
1167                                 }
1168                         }
1169
1170                         if (keycode == 83 && shift_key) { // S
1171                                 var id = getActiveArticleId();
1172                                 if (id) {
1173                                         togglePub(id);
1174                                 }
1175                                 return;
1176                         }
1177
1178                         if (keycode == 83) { // s
1179                                 var id = getActiveArticleId();
1180                                 if (id) {
1181                                         toggleMark(id);
1182                                 }
1183                                 return;
1184                         }
1185
1186
1187                         if (keycode == 85) { // u
1188                                 var id = getActiveArticleId();
1189                                 if (id) {
1190                                         toggleUnread(id);
1191                                 }
1192                                 return;
1193                         }
1194
1195                         if (keycode == 84 && shift_key) { // T
1196                                 var id = getActiveArticleId();
1197                                 if (id) {
1198                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1199                                         return;
1200                                 }
1201                         }
1202
1203                         if (keycode == 9) { // tab
1204                                 var id = getArticleUnderPointer();
1205                                 if (id) {
1206                                         var cb = document.getElementById("RCHK-" + id);
1207
1208                                         if (cb) {
1209                                                 cb.checked = !cb.checked;
1210                                                 toggleSelectRowById(cb, "RROW-" + id);
1211                                                 return false;
1212                                         }
1213                                 }
1214                         }
1215
1216                         if (keycode == 79) { // o
1217                                 if (getActiveArticleId()) {
1218                                         openArticleInNewWindow(getActiveArticleId());
1219                                         return;
1220                                 }
1221                         }
1222
1223                         if (keycode == 81 && shift_key) { // Q
1224                                 if (typeof catchupAllFeeds != 'undefined') {
1225                                         catchupAllFeeds();
1226                                         return;
1227                                 }
1228                         }
1229
1230                         if (keycode == 88) { // x
1231                                 if (activeFeedIsCat()) {
1232                                         toggleCollapseCat(getActiveFeedId());
1233                                 }
1234                         }
1235                 }
1236
1237                 /* Prefix f */
1238
1239                 if (hotkey_prefix == 70) { // f
1240
1241                         hotkey_prefix = false;
1242
1243                         if (keycode == 81) { // q
1244                                 if (getActiveFeedId()) {
1245                                         catchupCurrentFeed();
1246                                         return;
1247                                 }
1248                         }
1249
1250                         if (keycode == 82) { // r
1251                                 if (getActiveFeedId()) {
1252                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1253                                         return;
1254                                 }
1255                         }
1256
1257                         if (keycode == 65) { // a
1258                                 toggleDispRead();
1259                                 return false;
1260                         }
1261
1262                         if (keycode == 85 && shift_key) { // U
1263                                 scheduleFeedUpdate(true);
1264                                 return false;
1265                         }
1266
1267                         if (keycode == 85) { // u
1268                                 if (getActiveFeedId()) {
1269                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1270                                         return false;
1271                                 }
1272                         }
1273
1274                         if (keycode == 69) { // e
1275                                 editFeedDlg(getActiveFeedId());
1276                                 return false;
1277                         }
1278
1279                         if (keycode == 83) { // s
1280                                 displayDlg("quickAddFeed");
1281                                 return false;
1282                         }
1283
1284                         if (keycode == 67 && shift_key) { // C
1285                                 if (typeof catchupAllFeeds != 'undefined') {
1286                                         catchupAllFeeds();
1287                                         return false;
1288                                 }
1289                         }
1290
1291                         if (keycode == 67) { // c
1292                                 if (getActiveFeedId()) {
1293                                         catchupCurrentFeed();
1294                                         return false;
1295                                 }
1296                         }
1297
1298                         if (keycode == 87) { // w
1299                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1300                                 return resort_feedlist();
1301                         }
1302
1303                         if (keycode == 72) { // h
1304                                 hideReadHeadlines();
1305                                 return;
1306                         }
1307
1308                 }
1309
1310                 /* Prefix c */
1311
1312                 if (hotkey_prefix == 67) { // c
1313                         hotkey_prefix = false;
1314
1315                         if (keycode == 70) { // f
1316                                 displayDlg("quickAddFilter", getActiveFeedId());
1317                                 return false;
1318                         }
1319
1320                         if (keycode == 76) { // l
1321                                 addLabel();
1322                                 return false;
1323                         }
1324
1325                         if (keycode == 83) { // s
1326                                 if (typeof collapse_feedlist != 'undefined') {
1327                                         collapse_feedlist();
1328                                         return false;
1329                                 }
1330                         }
1331
1332                         if (keycode == 77) { // m
1333                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1334                                 if (feedlist_sortable_enabled) {
1335                                         notify_info("Category reordering enabled");
1336                                         toggle_sortable_feedlist(true);
1337                                 } else {
1338                                         notify_info("Category reordering disabled");
1339                                         toggle_sortable_feedlist(false);
1340                                 }
1341                         }
1342
1343                         if (keycode == 78) { // n
1344                                 catchupRelativeToArticle(1);
1345                                 return;
1346                         }
1347
1348                         if (keycode == 80) { // p
1349                                 catchupRelativeToArticle(0);
1350                                 return;
1351                         }
1352
1353
1354                 }
1355
1356                 /* Prefix g */
1357
1358                 if (hotkey_prefix == 71) { // g
1359
1360                         hotkey_prefix = false;
1361
1362
1363                         if (keycode == 65) { // a
1364                                 viewfeed(-4);
1365                                 return false;
1366                         }
1367
1368                         if (keycode == 83) { // s
1369                                 viewfeed(-1);
1370                                 return false;
1371                         }
1372
1373                         if (keycode == 80 && shift_key) { // P
1374                                 gotoPreferences();
1375                                 return false;
1376                         }
1377
1378                         if (keycode == 80) { // p
1379                                 viewfeed(-2);
1380                                 return false;
1381                         }
1382
1383                         if (keycode == 70) { // f
1384                                 viewfeed(-3);
1385                                 return false;
1386                         }
1387
1388                         if (keycode == 84 && shift_key) { // T
1389                                 toggleTags();
1390                                 return false;
1391                         }
1392                 }
1393
1394                 /* Cmd */
1395
1396                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f
1397                         hotkey_prefix = false;
1398                         return;
1399                 }
1400
1401                 if (hotkey_prefix) {
1402                         debug("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1403                 } else {
1404                         debug("KP: CODE=" + keycode + " CHAR=" + keychar);
1405                 }
1406
1407
1408         } catch (e) {
1409                 exception_error("hotkey_handler", e);
1410         }
1411 }
1412
1413 function feedsSortByUnread() {
1414         return feeds_sort_by_unread;
1415 }
1416
1417 function addLabel() {
1418
1419         try {
1420
1421                 var caption = prompt(__("Please enter label caption:"), "");
1422
1423                 if (caption != undefined) {
1424
1425                         if (caption == "") {
1426                                 alert(__("Can't create label: missing caption."));
1427                                 return false;
1428                         }
1429
1430                         var query = "backend.php?op=pref-labels&subop=add&caption=" +
1431                                 param_escape(caption);
1432
1433                         notify_progress("Loading, please wait...", true);
1434
1435                         new Ajax.Request(query, {
1436                                 onComplete: function(transport) {
1437                                         updateFeedList();
1438                         } });
1439
1440                 }
1441
1442         } catch (e) {
1443                 exception_error("addLabel", e);
1444         }
1445 }
1446
1447 function visitOfficialSite() {
1448         window.open("http://tt-rss.org/");
1449 }
1450
1451
1452 function feedBrowserSubscribe() {
1453         try {
1454
1455                 var selected = getSelectedFeedsFromBrowser();
1456
1457                 if (selected.length > 0) {
1458                         closeInfoBox();
1459
1460                         notify_progress("Loading, please wait...", true);
1461
1462                         var query =  "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1463                                 param_escape(selected.toString());
1464
1465                         new Ajax.Request(query, {
1466                                 onComplete: function(transport) {
1467                                         updateFeedList();
1468                                 } });
1469
1470                 } else {
1471                         alert(__("No feeds are selected."));
1472                 }
1473
1474         } catch (e) {
1475                 exception_error("feedBrowserSubscribe", e);
1476         }
1477 }
1478
1479 function init_gears() {
1480         try {
1481
1482                 if (google.gears) {
1483                         localServer = google.gears.factory.create("beta.localserver");
1484                         store = localServer.createManagedStore("tt-rss");
1485                         db = google.gears.factory.create('beta.database');
1486                         db.open('tt-rss');
1487
1488                         db.execute("CREATE TABLE IF NOT EXISTS cache (id text, article text, param text, added text)");
1489                 }
1490
1491                 cache_expire();
1492
1493         } catch (e) {
1494                 exception_error("init_gears", e);
1495         }
1496 }
1497
1498 function init_offline() {
1499         try {
1500                 offline_mode = true;
1501
1502                 render_feedlist(cache_find("FEEDLIST"));
1503                 document.getElementById("quickMenuChooser").disabled = true;
1504
1505                 remove_splash();
1506         } catch (e) {
1507                 exception_error("init_offline", e);
1508         }
1509 }
1510