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                 setTimeout('updateFeedList(false, false)', 50);
 514
 515                 debug("second stage ok");
 516
 517                 loading_set_progress(60);
 518
 519                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
 520                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
 521
 522                 debug("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
 523
 524                 /* fuck IE */
 525
 526                 if (isNaN(hor_offset)) hor_offset = 0;
 527                 if (isNaN(ver_offset)) ver_offset = 0;
 528
 529                 debug("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
 530
 531                 resize_headlines();
 532
 533         } catch (e) {
 534                 exception_error("init_second_stage", e);
 535         }
 536 }
 537
 538 function quickMenuChange() {
 539         var chooser = document.getElementById("quickMenuChooser");
 540         var opid = chooser[chooser.selectedIndex].value;
 541
 542         chooser.selectedIndex = 0;
 543         quickMenuGo(opid);
 544 }
 545
 546 function quickMenuGo(opid) {
 547         try {
 548
 549                 if (opid == "qmcPrefs") {
 550                         gotoPreferences();
 551                 }
 552
 553                 if (opid == "qmcSearch") {
 554                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
 555                         return;
 556                 }
 557
 558                 if (opid == "qmcAddFeed") {
 559                         displayDlg("quickAddFeed");
 560                         return;
 561                 }
 562
 563                 if (opid == "qmcEditFeed") {
 564                         editFeedDlg(getActiveFeedId());
 565                 }
 566
 567                 if (opid == "qmcRemoveFeed") {
 568                         var actid = getActiveFeedId();
 569
 570                         if (activeFeedIsCat()) {
 571                                 alert(__("You can't unsubscribe from the category."));
 572                                 return;
 573                         }
 574
 575                         if (!actid) {
 576                                 alert(__("Please select some feed first."));
 577                                 return;
 578                         }
 579
 580                         var fn = getFeedName(actid);
 581
 582                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
 583
 584                         if (confirm(pr)) {
 585                                 unsubscribeFeed(actid);
 586                         }
 587
 588                         return;
 589                 }
 590
 591                 if (opid == "qmcClearFeed") {
 592                         var actid = getActiveFeedId();
 593
 594                         if (!actid) {
 595                                 alert(__("Please select some feed first."));
 596                                 return;
 597                         }
 598
 599                         if (activeFeedIsCat() || actid < 0) {
 600                                 alert(__("You can't clear this type of feed."));
 601                                 return;
 602                         }
 603
 604                         var fn = getFeedName(actid);
 605
 606                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
 607
 608                         if (confirm(pr)) {
 609                                 clearFeedArticles(actid);
 610                         }
 611
 612                         return;
 613                 }
 614
 615
 616                 if (opid == "qmcUpdateFeeds") {
 617                         scheduleFeedUpdate(true);
 618                         return;
 619                 }
 620
 621                 if (opid == "qmcCatchupAll") {
 622                         catchupAllFeeds();
 623                         return;
 624                 }
 625
 626                 if (opid == "qmcShowOnlyUnread") {
 627                         toggleDispRead();
 628                         return;
 629                 }
 630
 631                 if (opid == "qmcAddFilter") {
 632                         displayDlg("quickAddFilter", getActiveFeedId());
 633                 }
 634
 635                 if (opid == "qmcAddLabel") {
 636                         addLabel();
 637                 }
 638
 639                 if (opid == "qmcRescoreFeed") {
 640                         rescoreCurrentFeed();
 641                 }
 642
 643                 if (opid == "qmcHKhelp") {
 644                         //Element.show("hotkey_help_overlay");
 645                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 646                 }
 647
 648                 if (opid == "qmcResetUI") {
 649                         hor_offset = 0;
 650                         ver_offset = 0;
 651                         resize_headlines();
 652                 }
 653
 654                 if (opid == "qmcResetCats") {
 655
 656                         if (confirm(__("Reset category order?"))) {
 657
 658                                 var query = "backend.php?op=feeds&subop=catsortreset";
 659
 660                                 notify_progress("Loading, please wait...", true);
 661
 662                                 new Ajax.Request(query, {
 663                                         onComplete: function(transport) {
 664                                                 window.setTimeout('updateFeedList(false, false)', 50);
 665                                         } });
 666                         }
 667                 }
 668
 669         } catch (e) {
 670                 exception_error("quickMenuGo", e);
 671         }
 672 }
 673
 674 function unsubscribeFeed(feed_id, title) {
 675
 676
 677         var msg = __("Unsubscribe from %s?").replace("%s", title);
 678
 679         if (title == undefined || confirm(msg)) {
 680                 notify_progress("Removing feed...");
 681
 682                 var query = "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
 683
 684                 new Ajax.Request(query, {
 685                         onComplete: function(transport) {
 686                                         dlg_frefresh_callback(transport, feed_id);
 687                                 } });
 688         }
 689
 690         return false;
 691 }
 692
 693
 694 function updateFeedTitle(t) {
 695         active_title_text = t;
 696         updateTitle();
 697 }
 698
 699 function toggleDispRead() {
 700         try {
 701
 702                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
 703
 704                 hide_read_feeds = !hide_read_feeds;
 705
 706                 debug("toggle_disp_read => " + hide_read_feeds);
 707
 708                 hideOrShowFeeds(hide_read_feeds);
 709
 710                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
 711
 712         } catch (e) {
 713                 exception_error("toggleDispRead", e);
 714         }
 715 }
 716
 717 function parse_runtime_info(elem) {
 718         if (!elem) {
 719                 debug("parse_runtime_info: elem is null, aborting");
 720                 return;
 721         }
 722
 723         var param = elem.firstChild;
 724
 725         debug("parse_runtime_info: " + param);
 726
 727         while (param) {
 728                 var k = param.getAttribute("key");
 729                 var v = param.getAttribute("value");
 730
 731                 debug("RI: " + k + " => " + v);
 732
 733                 if (k == "new_version_available") {
 734                         var icon = document.getElementById("newVersionIcon");
 735                         if (icon) {
 736                                 if (v == "1") {
 737                                         icon.style.display = "inline";
 738                                 } else {
 739                                         icon.style.display = "none";
 740                                 }
 741                         }
 742                 }
 743
 744                 var error_flag;
 745
 746                 if (k == "daemon_is_running" && v != 1) {
 747                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 748                         error_flag = true;
 749                 }
 750
 751                 if (k == "daemon_stamp_ok" && v != 1) {
 752                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 753                         error_flag = true;
 754                 }
 755
 756                 if (!error_flag) {
 757                         notify('');
 758                 }
 759
 760 /*              var w = document.getElementById("noDaemonWarning");
 761
 762                 if (w) {
 763                         if (k == "daemon_is_running" && v != 1) {
 764                                 w.style.display = "block";
 765                         } else {
 766                                 w.style.display = "none";
 767                         }
 768                 } */
 769                 param = param.nextSibling;
 770         }
 771 }
 772
 773 function catchupCurrentFeed() {
 774
 775         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 776
 777         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 778
 779         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 780                 return viewCurrentFeed('MarkAllRead')
 781         }
 782 }
 783
 784 function catchupFeedInGroup(id) {
 785
 786         try {
 787
 788                 var title = getFeedName(id);
 789
 790                 var str = __("Mark all articles in %s as read?").replace("%s", title);
 791
 792                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 793                         return viewCurrentFeed('MarkAllReadGR:' + id)
 794                 }
 795
 796         } catch (e) {
 797                 exception_error("catchupFeedInGroup", e);
 798         }
 799 }
 800
 801 function editFeedDlg(feed) {
 802         try {
 803
 804                 if (!feed) {
 805                         alert(__("Please select some feed first."));
 806                         return;
 807                 }
 808
 809                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
 810                         alert(__("You can't edit this kind of feed."));
 811                         return;
 812                 }
 813
 814                 var query = "";
 815
 816                 if (feed > 0) {
 817                         query = "backend.php?op=pref-feeds&subop=editfeed&id=" +        param_escape(feed);
 818                 } else {
 819                         query = "backend.php?op=pref-labels&subop=edit&id=" +   param_escape(-feed-11);
 820                 }
 821
 822                 disableHotkeys();
 823
 824                 new Ajax.Request(query, {
 825                         onComplete: function(transport) {
 826                                 infobox_callback2(transport);
 827                         } });
 828
 829         } catch (e) {
 830                 exception_error("editFeedDlg", e);
 831         }
 832 }
 833
 834 /* this functions duplicate those of prefs.js feed editor, with
 835         some differences because there is no feedlist */
 836
 837 function feedEditCancel() {
 838         closeInfoBox();
 839         return false;
 840 }
 841
 842 function feedEditSave() {
 843
 844         try {
 845
 846                 // FIXME: add parameter validation
 847
 848                 var query = Form.serialize("edit_feed_form");
 849
 850                 notify_progress("Saving feed...");
 851
 852                 new Ajax.Request("backend.php", {
 853                         parameters: query,
 854                         onComplete: function(transport) {
 855                                 dlg_frefresh_callback(transport);
 856                         } });
 857
 858
 859                 closeInfoBox();
 860
 861                 return false;
 862
 863         } catch (e) {
 864                 exception_error("feedEditSave (main)", e);
 865         }
 866 }
 867
 868 function clearFeedArticles(feed_id) {
 869
 870         notify_progress("Clearing feed...");
 871
 872         var query = "backend.php?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
 873
 874         new Ajax.Request(query, {
 875                 onComplete: function(transport) {
 876                                 dlg_frefresh_callback(transport, feed_id);
 877                         } });
 878
 879         return false;
 880 }
 881
 882 function collapse_feedlist() {
 883         try {
 884                 debug("toggle_feedlist");
 885
 886                 var theme = getInitParam("theme");
 887                 if (theme != "" && theme != "compact" && theme != "graycube" &&
 888                                 theme != "compat") return;
 889
 890                 var fl = document.getElementById("feeds-holder");
 891                 var fh = document.getElementById("headlines-frame");
 892                 var fc = document.getElementById("content-frame");
 893                 var ft = document.getElementById("toolbar");
 894                 var ff = document.getElementById("footer");
 895                 var fhdr = document.getElementById("header");
 896                 var fbtn = document.getElementById("collapse_feeds_btn");
 897
 898                 if (!Element.visible(fl)) {
 899                         Element.show(fl);
 900                         fbtn.value = "<<";
 901
 902                         if (theme != "graycube") {
 903
 904                                 fh.style.left = fl.offsetWidth + "px";
 905                                 ft.style.left = fl.offsetWidth + "px";
 906                                 if (fc) fc.style.left = fl.offsetWidth + "px";
 907                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
 908
 909                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
 910                         } else {
 911                                 fh.style.left = fl.offsetWidth + 40 + "px";
 912                                 ft.style.left = fl.offsetWidth + 40 +"px";
 913                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
 914                         }
 915
 916                         setCookie("ttrss_vf_fclps", "0");
 917
 918                 } else {
 919                         Element.hide(fl);
 920                         fbtn.value = ">>";
 921
 922                         if (theme != "graycube") {
 923
 924                                 fh.style.left = "0px";
 925                                 ft.style.left = "0px";
 926                                 if (fc) fc.style.left = "0px";
 927                                 if (ff) ff.style.left = "0px";
 928
 929                                 if (theme == "compact") fhdr.style.left = "10px";
 930
 931                         } else {
 932                                 fh.style.left = "20px";
 933                                 ft.style.left = "20px";
 934                                 if (fc) fc.style.left = "20px";
 935
 936                         }
 937
 938                         setCookie("ttrss_vf_fclps", "1");
 939                 }
 940         } catch (e) {
 941                 exception_error("toggle_feedlist", e);
 942         }
 943 }
 944
 945 function viewModeChanged() {
 946         cache_empty();
 947         return viewCurrentFeed(0, '')
 948 }
 949
 950 function viewLimitChanged() {
 951         cache_empty();
 952         return viewCurrentFeed(0, '')
 953 }
 954
 955 /* function adjustArticleScore(id, score) {
 956         try {
 957
 958                 var pr = prompt(__("Assign score to article:"), score);
 959
 960                 if (pr != undefined) {
 961                         var query = "backend.php?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
 962
 963                         new Ajax.Request(query, {
 964                         onComplete: function(transport) {
 965                                         viewCurrentFeed();
 966                                 } });
 967
 968                 }
 969         } catch (e) {
 970                 exception_error("adjustArticleScore", e);
 971         }
 972 } */
 973
 974 function rescoreCurrentFeed() {
 975
 976         var actid = getActiveFeedId();
 977
 978         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
 979                 alert(__("You can't rescore this kind of feed."));
 980                 return;
 981         }
 982
 983         if (!actid) {
 984                 alert(__("Please select some feed first."));
 985                 return;
 986         }
 987
 988         var fn = getFeedName(actid);
 989         var pr = __("Rescore articles in %s?").replace("%s", fn);
 990
 991         if (confirm(pr)) {
 992                 notify_progress("Rescoring articles...");
 993
 994                 var query = "backend.php?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
 995
 996                 new Ajax.Request(query, {
 997                 onComplete: function(transport) {
 998                         viewCurrentFeed();
 999                 } });
1000         }
1001 }
1002
1003 function hotkey_handler(e) {
1004
1005         try {
1006
1007                 var keycode;
1008                 var shift_key = false;
1009
1010                 var feedlist = document.getElementById('feedList');
1011
1012                 try {
1013                         shift_key = e.shiftKey;
1014                 } catch (e) {
1015
1016                 }
1017
1018                 if (window.event) {
1019                         keycode = window.event.keyCode;
1020                 } else if (e) {
1021                         keycode = e.which;
1022                 }
1023
1024                 var keychar = String.fromCharCode(keycode);
1025
1026                 if (keycode == 27) { // escape
1027                         if (Element.visible("hotkey_help_overlay")) {
1028                                 Element.hide("hotkey_help_overlay");
1029                         }
1030                         hotkey_prefix = false;
1031                         closeInfoBox();
1032                 }
1033
1034                 if (!hotkeys_enabled) {
1035                         debug("hotkeys disabled");
1036                         return;
1037                 }
1038
1039                 if (keycode == 16) return; // ignore lone shift
1040
1041                 if ((keycode == 70 || keycode == 67 || keycode == 71)
1042                                 && !hotkey_prefix) {
1043
1044                         hotkey_prefix = keycode;
1045                         debug("KP: PREFIX=" + keycode + " CHAR=" + keychar);
1046                         return true;
1047                 }
1048
1049                 if (Element.visible("hotkey_help_overlay")) {
1050                         Element.hide("hotkey_help_overlay");
1051                 }
1052
1053                 /* Global hotkeys */
1054
1055                 if (!hotkey_prefix) {
1056
1057                         if (keycode == 68 && shift_key) { // d
1058                                 if (!Element.visible("debug_output")) {
1059                                         Element.show("debug_output");
1060                                         debug('debug mode activated');
1061                                 } else {
1062                                         Element.hide("debug_output");
1063                                 }
1064
1065                                 return;
1066                         }
1067
1068                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
1069                                 if (!Element.visible("hotkey_help_overlay")) {
1070                                         //Element.show("hotkey_help_overlay");
1071                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
1072                                 } else {
1073                                         Element.hide("hotkey_help_overlay");
1074                                 }
1075                                 return false;
1076                         }
1077
1078                         if (keycode == 191 || keychar == '/') { // /
1079                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
1080                                 return false;
1081                         }
1082
1083                         if (keycode == 82 && shift_key) { // R
1084                                 scheduleFeedUpdate(true);
1085                                 return;
1086                         }
1087
1088                         if (keycode == 74) { // j
1089                                 var feed = getActiveFeedId();
1090                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
1091 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1092                                 if (new_feed) {
1093                                         var is_cat = new_feed.match("CAT:");
1094                                         if (is_cat) {
1095                                                 new_feed = new_feed.replace("CAT:", "");
1096                                                 viewCategory(new_feed);
1097                                         } else {
1098                                                 viewfeed(new_feed, '', false);
1099                                         }
1100                                 }
1101                                 return;
1102                         }
1103
1104                         if (keycode == 75) { // k
1105                                 var feed = getActiveFeedId();
1106                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
1107 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1108                                 if (new_feed) {
1109                                         var is_cat = new_feed.match("CAT:");
1110                                         if (is_cat == "CAT:") {
1111                                                 new_feed = new_feed.replace("CAT:", "");
1112                                                 viewCategory(new_feed);
1113                                         } else {
1114                                                 viewfeed(new_feed, '', false);
1115                                         }
1116                                 }
1117                                 return;
1118                         }
1119
1120                         if (shift_key && keycode == 40) { // shift-down
1121                                 catchupRelativeToArticle(1);
1122                                 return;
1123                         }
1124
1125                         if (shift_key && keycode == 38) { // shift-up
1126                                 catchupRelativeToArticle(0);
1127                                 return;
1128                         }
1129
1130                         if (shift_key && keycode == 78) { // N
1131                                 scrollArticle(50);
1132                                 return;
1133                         }
1134
1135                         if (shift_key && keycode == 80) { // P
1136                                 scrollArticle(-50);
1137                                 return;
1138                         }
1139
1140
1141                         if (keycode == 78 || keycode == 40) { // n, down
1142                                 if (typeof moveToPost != 'undefined') {
1143                                         moveToPost('next');
1144                                         return;
1145                                 }
1146                         }
1147
1148                         if (keycode == 80 || keycode == 38) { // p, up
1149                                 if (typeof moveToPost != 'undefined') {
1150                                         moveToPost('prev');
1151                                         return;
1152                                 }
1153                         }
1154
1155                         if (keycode == 83 && shift_key) { // S
1156                                 var id = getActiveArticleId();
1157                                 if (id) {
1158                                         togglePub(id);
1159                                 }
1160                                 return;
1161                         }
1162
1163                         if (keycode == 83) { // s
1164                                 var id = getActiveArticleId();
1165                                 if (id) {
1166                                         toggleMark(id);
1167                                 }
1168                                 return;
1169                         }
1170
1171
1172                         if (keycode == 85) { // u
1173                                 var id = getActiveArticleId();
1174                                 if (id) {
1175                                         toggleUnread(id);
1176                                 }
1177                                 return;
1178                         }
1179
1180                         if (keycode == 84 && shift_key) { // T
1181                                 var id = getActiveArticleId();
1182                                 if (id) {
1183                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1184                                         return;
1185                                 }
1186                         }
1187
1188                         if (keycode == 9) { // tab
1189                                 var id = getArticleUnderPointer();
1190                                 if (id) {
1191                                         var cb = document.getElementById("RCHK-" + id);
1192
1193                                         if (cb) {
1194                                                 cb.checked = !cb.checked;
1195                                                 toggleSelectRowById(cb, "RROW-" + id);
1196                                                 return false;
1197                                         }
1198                                 }
1199                         }
1200
1201                         if (keycode == 79) { // o
1202                                 if (getActiveArticleId()) {
1203                                         openArticleInNewWindow(getActiveArticleId());
1204                                         return;
1205                                 }
1206                         }
1207
1208                         if (keycode == 81 && shift_key) { // Q
1209                                 if (typeof catchupAllFeeds != 'undefined') {
1210                                         catchupAllFeeds();
1211                                         return;
1212                                 }
1213                         }
1214
1215                         if (keycode == 88) { // x
1216                                 if (activeFeedIsCat()) {
1217                                         toggleCollapseCat(getActiveFeedId());
1218                                 }
1219                         }
1220                 }
1221
1222                 /* Prefix f */
1223
1224                 if (hotkey_prefix == 70) { // f
1225
1226                         hotkey_prefix = false;
1227
1228                         if (keycode == 81) { // q
1229                                 if (getActiveFeedId()) {
1230                                         catchupCurrentFeed();
1231                                         return;
1232                                 }
1233                         }
1234
1235                         if (keycode == 82) { // r
1236                                 if (getActiveFeedId()) {
1237                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1238                                         return;
1239                                 }
1240                         }
1241
1242                         if (keycode == 65) { // a
1243                                 toggleDispRead();
1244                                 return false;
1245                         }
1246
1247                         if (keycode == 85 && shift_key) { // U
1248                                 scheduleFeedUpdate(true);
1249                                 return false;
1250                         }
1251
1252                         if (keycode == 85) { // u
1253                                 if (getActiveFeedId()) {
1254                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1255                                         return false;
1256                                 }
1257                         }
1258
1259                         if (keycode == 69) { // e
1260                                 editFeedDlg(getActiveFeedId());
1261                                 return false;
1262                         }
1263
1264                         if (keycode == 83) { // s
1265                                 displayDlg("quickAddFeed");
1266                                 return false;
1267                         }
1268
1269                         if (keycode == 67 && shift_key) { // C
1270                                 if (typeof catchupAllFeeds != 'undefined') {
1271                                         catchupAllFeeds();
1272                                         return false;
1273                                 }
1274                         }
1275
1276                         if (keycode == 67) { // c
1277                                 if (getActiveFeedId()) {
1278                                         catchupCurrentFeed();
1279                                         return false;
1280                                 }
1281                         }
1282
1283                         if (keycode == 87) { // w
1284                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1285                                 return resort_feedlist();
1286                         }
1287
1288                         if (keycode == 72) { // h
1289                                 hideReadHeadlines();
1290                                 return;
1291                         }
1292
1293                 }
1294
1295                 /* Prefix c */
1296
1297                 if (hotkey_prefix == 67) { // c
1298                         hotkey_prefix = false;
1299
1300                         if (keycode == 70) { // f
1301                                 displayDlg("quickAddFilter", getActiveFeedId());
1302                                 return false;
1303                         }
1304
1305                         if (keycode == 76) { // l
1306                                 addLabel();
1307                                 return false;
1308                         }
1309
1310                         if (keycode == 83) { // s
1311                                 if (typeof collapse_feedlist != 'undefined') {
1312                                         collapse_feedlist();
1313                                         return false;
1314                                 }
1315                         }
1316
1317                         if (keycode == 77) { // m
1318                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1319                                 if (feedlist_sortable_enabled) {
1320                                         notify_info("Category reordering enabled");
1321                                         toggle_sortable_feedlist(true);
1322                                 } else {
1323                                         notify_info("Category reordering disabled");
1324                                         toggle_sortable_feedlist(false);
1325                                 }
1326                         }
1327
1328                         if (keycode == 78) { // n
1329                                 catchupRelativeToArticle(1);
1330                                 return;
1331                         }
1332
1333                         if (keycode == 80) { // p
1334                                 catchupRelativeToArticle(0);
1335                                 return;
1336                         }
1337
1338
1339                 }
1340
1341                 /* Prefix g */
1342
1343                 if (hotkey_prefix == 71) { // g
1344
1345                         hotkey_prefix = false;
1346
1347
1348                         if (keycode == 65) { // a
1349                                 viewfeed(-4);
1350                                 return false;
1351                         }
1352
1353                         if (keycode == 83) { // s
1354                                 viewfeed(-1);
1355                                 return false;
1356                         }
1357
1358                         if (keycode == 80 && shift_key) { // P
1359                                 gotoPreferences();
1360                                 return false;
1361                         }
1362
1363                         if (keycode == 80) { // p
1364                                 viewfeed(-2);
1365                                 return false;
1366                         }
1367
1368                         if (keycode == 70) { // f
1369                                 viewfeed(-3);
1370                                 return false;
1371                         }
1372
1373                         if (keycode == 84 && shift_key) { // T
1374                                 toggleTags();
1375                                 return false;
1376                         }
1377                 }
1378
1379                 /* Cmd */
1380
1381                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f
1382                         hotkey_prefix = false;
1383                         return;
1384                 }
1385
1386                 if (hotkey_prefix) {
1387                         debug("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1388                 } else {
1389                         debug("KP: CODE=" + keycode + " CHAR=" + keychar);
1390                 }
1391
1392
1393         } catch (e) {
1394                 exception_error("hotkey_handler", e);
1395         }
1396 }
1397
1398 function feedsSortByUnread() {
1399         return feeds_sort_by_unread;
1400 }
1401
1402 function addLabel() {
1403
1404         try {
1405
1406                 var caption = prompt(__("Please enter label caption:"), "");
1407
1408                 if (caption != undefined) {
1409
1410                         if (caption == "") {
1411                                 alert(__("Can't create label: missing caption."));
1412                                 return false;
1413                         }
1414
1415                         var query = "backend.php?op=pref-labels&subop=add&caption=" +
1416                                 param_escape(caption);
1417
1418                         notify_progress("Loading, please wait...", true);
1419
1420                         new Ajax.Request(query, {
1421                                 onComplete: function(transport) {
1422                                         updateFeedList();
1423                         } });
1424
1425                 }
1426
1427         } catch (e) {
1428                 exception_error("addLabel", e);
1429         }
1430 }
1431
1432 function visitOfficialSite() {
1433         window.open("http://tt-rss.org/");
1434 }
1435
1436
1437 function feedBrowserSubscribe() {
1438         try {
1439
1440                 var selected = getSelectedFeedsFromBrowser();
1441
1442                 if (selected.length > 0) {
1443                         closeInfoBox();
1444
1445                         notify_progress("Loading, please wait...", true);
1446
1447                         var query =  "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1448                                 param_escape(selected.toString());
1449
1450                         new Ajax.Request(query, {
1451                                 onComplete: function(transport) {
1452                                         updateFeedList();
1453                                 } });
1454
1455                 } else {
1456                         alert(__("No feeds are selected."));
1457                 }
1458
1459         } catch (e) {
1460                 exception_error("feedBrowserSubscribe", e);
1461         }
1462 }
1463
1464 function init_gears() {
1465         try {
1466
1467                 if (google.gears) {
1468                         localServer = google.gears.factory.create("beta.localserver");
1469                         store = localServer.createManagedStore("tt-rss");
1470                         db = google.gears.factory.create('beta.database');
1471                         db.open('tt-rss');
1472
1473                         db.execute("CREATE TABLE IF NOT EXISTS cache (id text, article text, param text, added text)");
1474                 }
1475
1476         } catch (e) {
1477                 exception_error("init_gears", e);
1478         }
1479 }
1480
1481 function init_offline() {
1482         try {
1483                 offline_mode = true;
1484
1485                 remove_splash();
1486
1487         } catch (e) {
1488                 exception_error("init_offline", e);
1489         }
1490 }
1491