tt-rss.js

   1
   2 var total_unread = 0;
   3 var first_run = true;
   4 var display_tags = false;
   5 var global_unread = -1;
   6 var active_title_text = "";
   7 var current_subtitle = "";
   8 var daemon_enabled = false;
   9 var daemon_refresh_only = false;
  10 //var _qfd_deleted_feed = 0;
  11 var firsttime_update = true;
  12 var _active_feed_id = 0;
  13 var _active_feed_is_cat = false;
  14 var number_of_feeds = 0;
  15 var sanity_check_done = false;
  16 var _hfd_scrolltop = 0;
  17 var hotkey_prefix = false;
  18 var hotkey_prefix_pressed = false;
  19 var init_params = new Object();
  20 var ver_offset = 0;
  21 var hor_offset = 0;
  22 var feeds_sort_by_unread = false;
  23 var feedlist_sortable_enabled = false;
  24
  25 function activeFeedIsCat() {
  26         return _active_feed_is_cat;
  27 }
  28
  29 function getActiveFeedId() {
  30         try {
  31                 debug("gAFID: " + _active_feed_id);
  32                 return _active_feed_id;
  33         } catch (e) {
  34                 exception_error("getActiveFeedId", e);
  35         }
  36 }
  37
  38 function setActiveFeedId(id, is_cat) {
  39         try {
  40                 debug("sAFID(" + id + ", " + is_cat + ")");
  41                 _active_feed_id = id;
  42
  43                 if (is_cat != undefined) {
  44                         _active_feed_is_cat = is_cat;
  45                 }
  46
  47         } catch (e) {
  48                 exception_error("setActiveFeedId", e);
  49         }
  50 }
  51
  52
  53 function isFeedlistSortable() {
  54         return feedlist_sortable_enabled;
  55 }
  56
  57 function tagsAreDisplayed() {
  58         return display_tags;
  59 }
  60
  61 function toggleTags(show_all) {
  62
  63         try {
  64
  65         debug("toggleTags: " + show_all + "; " + display_tags);
  66
  67         var p = $("dispSwitchPrompt");
  68
  69         if (!show_all && !display_tags) {
  70                 displayDlg("printTagCloud");
  71         } else if (show_all) {
  72                 closeInfoBox();
  73                 display_tags = true;
  74                 p.innerHTML = __("display feeds");
  75                 notify_progress("Loading, please wait...", true);
  76                 updateFeedList();
  77         } else if (display_tags) {
  78                 display_tags = false;
  79                 p.innerHTML = __("tag cloud");
  80                 notify_progress("Loading, please wait...", true);
  81                 updateFeedList();
  82         }
  83
  84         } catch (e) {
  85                 exception_error("toggleTags", e);
  86         }
  87 }
  88
  89 function dlg_frefresh_callback(transport, deleted_feed) {
  90         if (getActiveFeedId() == deleted_feed) {
  91                 var h = $("headlines-frame");
  92                 if (h) {
  93                         h.innerHTML = "<div class='whiteBox'>" + __('No feed selected.') + "</div>";
  94                 }
  95         }
  96
  97         setTimeout('updateFeedList(false, false)', 50);
  98         closeInfoBox();
  99 }
 100
 101 function refetch_callback2(transport) {
 102         try {
 103
 104                 var date = new Date();
 105
 106                 parse_counters_reply(transport, true);
 107
 108                 debug("refetch_callback2: done");
 109
 110 /*              if (!daemon_enabled && !daemon_refresh_only) {
 111                         notify_info("All feeds updated.");
 112                         updateTitle("");
 113                 } else {
 114                         //notify("");
 115                 } */
 116         } catch (e) {
 117                 exception_error("refetch_callback", e);
 118                 updateTitle("");
 119         }
 120 }
 121
 122 function backend_sanity_check_callback(transport) {
 123
 124         try {
 125
 126                 if (sanity_check_done) {
 127                         fatalError(11, "Sanity check request received twice. This can indicate "+
 128                       "presence of Firebug or some other disrupting extension. "+
 129                                 "Please disable it and try again.");
 130                         return;
 131                 }
 132
 133                 if (!transport.responseXML) {
 134                         if (!store) {
 135                                 fatalError(3, "Sanity check: Received reply is not XML",
 136                                         transport.responseText);
 137                                 return;
 138                         } else {
 139                                 init_offline();
 140                                 return;
 141                         }
 142                 }
 143
 144                 if (getURLParam("offline")) {
 145                         return init_offline();
 146                 }
 147
 148                 var reply = transport.responseXML.firstChild.firstChild;
 149
 150                 if (!reply) {
 151                         fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
 152                         return;
 153                 }
 154
 155                 var error_code = reply.getAttribute("error-code");
 156
 157                 if (error_code && error_code != 0) {
 158                         return fatalError(error_code, reply.getAttribute("error-msg"));
 159                 }
 160
 161                 debug("sanity check ok");
 162
 163                 var params = reply.nextSibling;
 164
 165                 if (params) {
 166                         debug('reading init-params...');
 167                         var param = params.firstChild;
 168
 169                         while (param) {
 170                                 var k = param.getAttribute("key");
 171                                 var v = param.getAttribute("value");
 172                                 debug(k + " => " + v);
 173                                 init_params[k] = v;
 174
 175                                 if (db) {
 176                                         db.execute("DELETE FROM init_params WHERE key = ?", [k]);
 177                                         db.execute("INSERT INTO init_params (key,value) VALUES (?, ?)",
 178                                                 [k, v]);
 179                                 }
 180
 181                                 param = param.nextSibling;
 182                         }
 183                 }
 184
 185                 sanity_check_done = true;
 186
 187                 init_second_stage();
 188
 189         } catch (e) {
 190                 exception_error("backend_sanity_check_callback", e, transport);
 191         }
 192 }
 193
 194 function scheduleFeedUpdate(force) {
 195
 196         debug("in scheduleFeedUpdate");
 197
 198 /*      if (!daemon_enabled && !daemon_refresh_only) {
 199                 notify_progress("Updating feeds...", true);
 200         } */
 201
 202         var query_str = "backend.php?op=rpc&subop=";
 203
 204         if (force) {
 205                 query_str = query_str + "forceUpdateAllFeeds";
 206         } else {
 207                 query_str = query_str + "updateAllFeeds";
 208         }
 209
 210         var omode;
 211
 212         if (firsttime_update && !navigator.userAgent.match("Opera")) {
 213                 firsttime_update = false;
 214                 omode = "T";
 215         } else {
 216                 if (display_tags) {
 217                         omode = "tl";
 218                 } else {
 219                         omode = "flc";
 220                 }
 221         }
 222
 223         query_str = query_str + "&omode=" + omode;
 224         query_str = query_str + "&uctr=" + global_unread;
 225
 226         var date = new Date();
 227         var timestamp = Math.round(date.getTime() / 1000);
 228         query_str = query_str + "&ts=" + timestamp
 229
 230         debug("REFETCH query: " + query_str);
 231
 232         new Ajax.Request("backend.php", {
 233                 parameters: query_str,
 234                 onComplete: function(transport) {
 235                                 refetch_callback2(transport);
 236                         } });
 237 }
 238
 239 function updateFeedList(silent, fetch) {
 240
 241 //      if (silent != true) {
 242 //              notify("Loading feed list...");
 243 //      }
 244
 245         debug("<b>updateFeedList</b>");
 246
 247         if (offline_mode) return render_offline_feedlist();
 248
 249         var query_str = "backend.php?op=feeds";
 250
 251         if (display_tags) {
 252                 query_str = query_str + "&tags=1";
 253         }
 254
 255         if (getActiveFeedId() && !activeFeedIsCat()) {
 256                 query_str = query_str + "&actid=" + getActiveFeedId();
 257         }
 258
 259         var date = new Date();
 260         var timestamp = Math.round(date.getTime() / 1000);
 261         query_str = query_str + "&ts=" + timestamp
 262
 263         if (fetch) query_str = query_str + "&fetch=yes";
 264
 265 //      var feeds_frame = $("feeds-frame");
 266 //      feeds_frame.src = query_str;
 267
 268         debug("updateFeedList Q=" + query_str);
 269
 270         new Ajax.Request("backend.php", {
 271                 parameters: query_str,
 272                 onComplete: function(transport) {
 273                         feedlist_callback2(transport);
 274                 } });
 275
 276 }
 277
 278 function catchupAllFeeds() {
 279
 280         var str = __("Mark all articles as read?");
 281
 282         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 283
 284                 var query_str = "backend.php?op=feeds&subop=catchupAll";
 285
 286                 notify_progress("Marking all feeds as read...");
 287
 288                 debug("catchupAllFeeds Q=" + query_str);
 289
 290                 new Ajax.Request("backend.php", {
 291                         parameters: query_str,
 292                         onComplete: function(transport) {
 293                                 feedlist_callback2(transport);
 294                         } });
 295
 296                 global_unread = 0;
 297                 updateTitle("");
 298         }
 299 }
 300
 301 function viewCurrentFeed(subop) {
 302
 303 //      if (getActiveFeedId()) {
 304         if (getActiveFeedId() != undefined) {
 305                 viewfeed(getActiveFeedId(), subop, activeFeedIsCat());
 306         } else {
 307                 disableContainerChildren("headlinesToolbar", false, document);
 308 //              viewfeed(-1, subop); // FIXME
 309         }
 310         return false; // block unneeded form submits
 311 }
 312
 313 function viewfeed(feed, subop) {
 314         var f = window.frames["feeds-frame"];
 315         f.viewfeed(feed, subop);
 316 }
 317
 318 function timeout() {
 319         if (getInitParam("bw_limit") == "1") return;
 320
 321         scheduleFeedUpdate(false);
 322
 323         var refresh_time = getInitParam("feeds_frame_refresh");
 324
 325         if (!refresh_time) refresh_time = 600;
 326
 327         setTimeout("timeout()", refresh_time*1000);
 328 }
 329
 330 function resetSearch() {
 331         var searchbox = $("searchbox")
 332
 333         if (searchbox.value != "" && getActiveFeedId()) {
 334                 searchbox.value = "";
 335                 viewfeed(getActiveFeedId(), "");
 336         }
 337 }
 338
 339 function searchCancel() {
 340         closeInfoBox(true);
 341 }
 342
 343 function search() {
 344         closeInfoBox();
 345         viewCurrentFeed(0, "");
 346 }
 347
 348 // if argument is undefined, current subtitle is not updated
 349 // use blank string to clear subtitle
 350 function updateTitle(s) {
 351         var tmp = "Tiny Tiny RSS";
 352
 353         if (s != undefined) {
 354                 current_subtitle = s;
 355         }
 356
 357         if (global_unread > 0) {
 358                 tmp = tmp + " (" + global_unread + ")";
 359         }
 360
 361         if (current_subtitle) {
 362                 tmp = tmp + " - " + current_subtitle;
 363         }
 364
 365         if (active_title_text.length > 0) {
 366                 tmp = tmp + " > " + active_title_text;
 367         }
 368
 369         document.title = tmp;
 370 }
 371
 372 function genericSanityCheck() {
 373
 374 //      if (!Ajax.getTransport()) fatalError(1);
 375
 376         setCookie("ttrss_test", "TEST");
 377
 378         if (getCookie("ttrss_test") != "TEST") {
 379                 fatalError(2);
 380         }
 381
 382         return true;
 383 }
 384
 385 function init() {
 386
 387         try {
 388
 389                 init_gears();
 390
 391                 disableContainerChildren("headlinesToolbar", true);
 392
 393                 Form.disable("main_toolbar_form");
 394
 395                 if (!genericSanityCheck())
 396                         return;
 397
 398                 if (getURLParam('debug')) {
 399                         Element.show("debug_output");
 400                         debug('debug mode activated');
 401                 }
 402
 403                 var params = "&ua=" + param_escape(navigator.userAgent);
 404
 405                 loading_set_progress(30);
 406
 407                 new Ajax.Request("backend.php", {
 408                         parameters: "backend.php?op=rpc&subop=sanityCheck" + params,
 409                         onComplete: function(transport) {
 410                                         backend_sanity_check_callback(transport);
 411                                 } });
 412
 413         } catch (e) {
 414                 exception_error("init", e);
 415         }
 416 }
 417
 418 function resize_headlines(delta_x, delta_y) {
 419
 420         try {
 421
 422                 debug("resize_headlines: " + delta_x + ":" + delta_y);
 423
 424                 var h_frame = $("headlines-frame");
 425                 var c_frame = $("content-frame");
 426                 var f_frame = $("footer");
 427                 var feeds_frame = $("feeds-holder");
 428                 var resize_grab = $("resize-grabber");
 429                 var resize_handle = $("resize-handle");
 430
 431                 if (!c_frame || !h_frame) return;
 432
 433                 if (feeds_frame && getInitParam("theme") == "compat") {
 434                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";
 435                 }
 436
 437                 if (getInitParam("theme") == "3pane") {
 438
 439                         if (delta_x != undefined) {
 440                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
 441                                         hor_offset = hor_offset + delta_x;
 442                                 }
 443                         }
 444
 445                         debug("resize_headlines: HOR-mode: " + hor_offset);
 446
 447                         c_frame.style.width = (400 + hor_offset) + "px";
 448                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
 449
 450                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
 451                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth -
 452                                 4) + "px";
 453                         resize_grab.style.display = "block";
 454
 455                         resize_handle.src = "themes/3pane/images/resize_handle_vert.png";
 456                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
 457
 458                 } else {
 459
 460                         if (delta_y != undefined) {
 461                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
 462                                         ver_offset = ver_offset + delta_y;
 463                                 }
 464                         }
 465
 466                         debug("resize_headlines: VER-mode: " + ver_offset);
 467
 468                         h_frame.style.height = (300 - ver_offset) + "px";
 469
 470                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 0) + "px";
 471                         h_frame.style.height = h_frame.offsetHeight + "px";
 472
 473                         var theme_c = 0;
 474
 475                         if (getInitParam("theme") == "graycube") {
 476                                 theme_c = 1;
 477                         }
 478
 479                         if (getInitParam("theme") == "graycube" || getInitParam("theme") == "compat") {
 480                                 resize_handle.src = "themes/graycube/images/resize_handle_horiz.png";
 481                         }
 482
 483 /*                      resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight -
 484                                 4 - theme_c) + "px";
 485                         resize_grab.style.display = "block"; */
 486
 487                 }
 488
 489                 if (getInitParam("cookie_lifetime") != 0) {
 490                         setCookie("ttrss_offset_ver", ver_offset,
 491                                 getInitParam("cookie_lifetime"));
 492                         setCookie("ttrss_offset_hor", hor_offset,
 493                                 getInitParam("cookie_lifetime"));
 494                 } else {
 495                         setCookie("ttrss_offset_ver", ver_offset);
 496                         setCookie("ttrss_offset_hor", hor_offset);
 497                 }
 498
 499         } catch (e) {
 500                 exception_error("resize_headlines", e);
 501         }
 502
 503 }
 504
 505 function init_second_stage() {
 506
 507         try {
 508
 509                 delCookie("ttrss_test");
 510
 511 //              document.onresize = resize_headlines;
 512                 window.onresize=resize_headlines;
 513
 514                 var toolbar = document.forms["main_toolbar_form"];
 515
 516                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
 517                 dropboxSelect(toolbar.limit, getInitParam("default_view_limit"));
 518                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
 519
 520                 daemon_enabled = getInitParam("daemon_enabled") == 1;
 521                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
 522                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
 523
 524 /*              var fl = cache_find_param("FEEDLIST", getInitParam("num_feeds"));
 525
 526                 if (fl) {
 527                         render_feedlist(fl);
 528                         if ($("feedList")) {
 529                                 request_counters();
 530                         } else {
 531                                 setTimeout('updateFeedList(false, false)', 50);
 532                         }
 533                 } else {
 534                         setTimeout('updateFeedList(false, false)', 50);
 535                 } */
 536
 537                 setTimeout('updateFeedList(false, false)', 50);
 538
 539                 debug("second stage ok");
 540
 541                 loading_set_progress(60);
 542
 543                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
 544                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
 545
 546                 debug("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
 547
 548                 /* fuck IE */
 549
 550                 if (isNaN(hor_offset)) hor_offset = 0;
 551                 if (isNaN(ver_offset)) ver_offset = 0;
 552
 553                 debug("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
 554
 555                 resize_headlines();
 556
 557                 enable_offline_reading();
 558
 559         } catch (e) {
 560                 exception_error("init_second_stage", e);
 561         }
 562 }
 563
 564 function quickMenuChange() {
 565         var chooser = $("quickMenuChooser");
 566         var opid = chooser[chooser.selectedIndex].value;
 567
 568         chooser.selectedIndex = 0;
 569         quickMenuGo(opid);
 570 }
 571
 572 function quickMenuGo(opid) {
 573         try {
 574
 575                 if (opid == "qmcPrefs") {
 576                         gotoPreferences();
 577                 }
 578
 579                 if (opid == "qmcSearch") {
 580                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
 581                         return;
 582                 }
 583
 584                 if (opid == "qmcAddFeed") {
 585                         displayDlg("quickAddFeed");
 586                         return;
 587                 }
 588
 589                 if (opid == "qmcEditFeed") {
 590                         editFeedDlg(getActiveFeedId());
 591                 }
 592
 593                 if (opid == "qmcRemoveFeed") {
 594                         var actid = getActiveFeedId();
 595
 596                         if (activeFeedIsCat()) {
 597                                 alert(__("You can't unsubscribe from the category."));
 598                                 return;
 599                         }
 600
 601                         if (!actid) {
 602                                 alert(__("Please select some feed first."));
 603                                 return;
 604                         }
 605
 606                         var fn = getFeedName(actid);
 607
 608                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
 609
 610                         if (confirm(pr)) {
 611                                 unsubscribeFeed(actid);
 612                         }
 613
 614                         return;
 615                 }
 616
 617                 if (opid == "qmcClearFeed") {
 618                         var actid = getActiveFeedId();
 619
 620                         if (!actid) {
 621                                 alert(__("Please select some feed first."));
 622                                 return;
 623                         }
 624
 625                         if (activeFeedIsCat() || actid < 0) {
 626                                 alert(__("You can't clear this type of feed."));
 627                                 return;
 628                         }
 629
 630                         var fn = getFeedName(actid);
 631
 632                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
 633
 634                         if (confirm(pr)) {
 635                                 clearFeedArticles(actid);
 636                         }
 637
 638                         return;
 639                 }
 640
 641
 642                 if (opid == "qmcUpdateFeeds") {
 643                         scheduleFeedUpdate(true);
 644                         return;
 645                 }
 646
 647                 if (opid == "qmcCatchupAll") {
 648                         catchupAllFeeds();
 649                         return;
 650                 }
 651
 652                 if (opid == "qmcShowOnlyUnread") {
 653                         toggleDispRead();
 654                         return;
 655                 }
 656
 657                 if (opid == "qmcAddFilter") {
 658                         displayDlg("quickAddFilter", getActiveFeedId());
 659                 }
 660
 661                 if (opid == "qmcAddLabel") {
 662                         addLabel();
 663                 }
 664
 665                 if (opid == "qmcRescoreFeed") {
 666                         rescoreCurrentFeed();
 667                 }
 668
 669                 if (opid == "qmcHKhelp") {
 670                         //Element.show("hotkey_help_overlay");
 671                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 672                 }
 673
 674                 if (opid == "qmcResetUI") {
 675                         hor_offset = 0;
 676                         ver_offset = 0;
 677                         resize_headlines();
 678                 }
 679
 680                 if (opid == "qmcResetCats") {
 681
 682                         if (confirm(__("Reset category order?"))) {
 683
 684                                 var query = "?op=feeds&subop=catsortreset";
 685
 686                                 notify_progress("Loading, please wait...", true);
 687
 688                                 new Ajax.Request("backend.php", {
 689                                         parameters: query,
 690                                         onComplete: function(transport) {
 691                                                 window.setTimeout('updateFeedList(false, false)', 50);
 692                                         } });
 693                         }
 694                 }
 695
 696         } catch (e) {
 697                 exception_error("quickMenuGo", e);
 698         }
 699 }
 700
 701 function unsubscribeFeed(feed_id, title) {
 702
 703
 704         var msg = __("Unsubscribe from %s?").replace("%s", title);
 705
 706         if (title == undefined || confirm(msg)) {
 707                 notify_progress("Removing feed...");
 708
 709                 var query = "?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
 710
 711                 new Ajax.Request("backend.php", {
 712                         parameters: query,
 713                         onComplete: function(transport) {
 714                                         dlg_frefresh_callback(transport, feed_id);
 715                                 } });
 716         }
 717
 718         return false;
 719 }
 720
 721
 722 function updateFeedTitle(t) {
 723         active_title_text = t;
 724         updateTitle();
 725 }
 726
 727 function toggleDispRead() {
 728         try {
 729
 730                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
 731
 732                 hide_read_feeds = !hide_read_feeds;
 733
 734                 debug("toggle_disp_read => " + hide_read_feeds);
 735
 736                 hideOrShowFeeds(hide_read_feeds);
 737
 738                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
 739
 740         } catch (e) {
 741                 exception_error("toggleDispRead", e);
 742         }
 743 }
 744
 745 function parse_runtime_info(elem) {
 746         if (!elem) {
 747                 debug("parse_runtime_info: elem is null, aborting");
 748                 return;
 749         }
 750
 751         var param = elem.firstChild;
 752
 753         debug("parse_runtime_info: " + param);
 754
 755         while (param) {
 756                 var k = param.getAttribute("key");
 757                 var v = param.getAttribute("value");
 758
 759                 debug("RI: " + k + " => " + v);
 760
 761                 if (k == "num_feeds") {
 762                         init_params[k] = v;
 763                 }
 764
 765                 if (k == "new_version_available") {
 766                         var icon = $("newVersionIcon");
 767                         if (icon) {
 768                                 if (v == "1") {
 769                                         icon.style.display = "inline";
 770                                 } else {
 771                                         icon.style.display = "none";
 772                                 }
 773                         }
 774                 }
 775
 776                 var error_flag;
 777
 778                 if (k == "daemon_is_running" && v != 1) {
 779                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 780                         error_flag = true;
 781                 }
 782
 783                 if (k == "daemon_stamp_ok" && v != 1) {
 784                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 785                         error_flag = true;
 786                 }
 787
 788                 if (!error_flag) {
 789                         notify('');
 790                 }
 791
 792 /*              var w = $("noDaemonWarning");
 793
 794                 if (w) {
 795                         if (k == "daemon_is_running" && v != 1) {
 796                                 w.style.display = "block";
 797                         } else {
 798                                 w.style.display = "none";
 799                         }
 800                 } */
 801                 param = param.nextSibling;
 802         }
 803 }
 804
 805 function catchupCurrentFeed() {
 806
 807         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 808
 809         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 810
 811         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 812                 return viewCurrentFeed('MarkAllRead')
 813         }
 814 }
 815
 816 function catchupFeedInGroup(id) {
 817
 818         try {
 819
 820                 var title = getFeedName(id);
 821
 822                 var str = __("Mark all articles in %s as read?").replace("%s", title);
 823
 824                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 825                         return viewCurrentFeed('MarkAllReadGR:' + id)
 826                 }
 827
 828         } catch (e) {
 829                 exception_error("catchupFeedInGroup", e);
 830         }
 831 }
 832
 833 function editFeedDlg(feed) {
 834         try {
 835
 836                 if (!feed) {
 837                         alert(__("Please select some feed first."));
 838                         return;
 839                 }
 840
 841                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
 842                         alert(__("You can't edit this kind of feed."));
 843                         return;
 844                 }
 845
 846                 var query = "";
 847
 848                 if (feed > 0) {
 849                         query = "?op=pref-feeds&subop=editfeed&id=" +   param_escape(feed);
 850                 } else {
 851                         query = "?op=pref-labels&subop=edit&id=" +      param_escape(-feed-11);
 852                 }
 853
 854                 disableHotkeys();
 855
 856                 notify_progress("Loading, please wait...", true);
 857
 858                 new Ajax.Request("backend.php", {
 859                         parameters: query,
 860                         onComplete: function(transport) {
 861                                 infobox_callback2(transport);
 862                         } });
 863
 864         } catch (e) {
 865                 exception_error("editFeedDlg", e);
 866         }
 867 }
 868
 869 /* this functions duplicate those of prefs.js feed editor, with
 870         some differences because there is no feedlist */
 871
 872 function feedEditCancel() {
 873         closeInfoBox();
 874         return false;
 875 }
 876
 877 function feedEditSave() {
 878
 879         try {
 880
 881                 // FIXME: add parameter validation
 882
 883                 var query = Form.serialize("edit_feed_form");
 884
 885                 notify_progress("Saving feed...");
 886
 887                 new Ajax.Request("backend.php", {
 888                         parameters: query,
 889                         onComplete: function(transport) {
 890                                 dlg_frefresh_callback(transport);
 891                         } });
 892
 893
 894                 closeInfoBox();
 895
 896                 return false;
 897
 898         } catch (e) {
 899                 exception_error("feedEditSave (main)", e);
 900         }
 901 }
 902
 903 function clearFeedArticles(feed_id) {
 904
 905         notify_progress("Clearing feed...");
 906
 907         var query = "?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
 908
 909         new Ajax.Request("backend.php", {
 910                 parameters: query,
 911                 onComplete: function(transport) {
 912                                 dlg_frefresh_callback(transport, feed_id);
 913                         } });
 914
 915         return false;
 916 }
 917
 918 function collapse_feedlist() {
 919         try {
 920                 debug("toggle_feedlist");
 921
 922                 var theme = getInitParam("theme");
 923                 if (theme != "" && theme != "compact" && theme != "graycube" &&
 924                                 theme != "compat") return;
 925
 926                 var fl = $("feeds-holder");
 927                 var fh = $("headlines-frame");
 928                 var fc = $("content-frame");
 929                 var ft = $("toolbar");
 930                 var ff = $("footer");
 931                 var fhdr = $("header");
 932                 var fbtn = $("collapse_feeds_btn");
 933
 934                 if (!Element.visible(fl)) {
 935                         Element.show(fl);
 936                         fbtn.value = "<<";
 937
 938                         if (theme != "graycube") {
 939
 940                                 fh.style.left = fl.offsetWidth + "px";
 941                                 ft.style.left = fl.offsetWidth + "px";
 942                                 if (fc) fc.style.left = fl.offsetWidth + "px";
 943                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
 944
 945                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
 946                         } else {
 947                                 fh.style.left = fl.offsetWidth + 40 + "px";
 948                                 ft.style.left = fl.offsetWidth + 40 +"px";
 949                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
 950                         }
 951
 952                         query = "?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=false";
 953
 954                         new Ajax.Request("backend.php", { parameters: query });
 955
 956                 } else {
 957                         Element.hide(fl);
 958                         fbtn.value = ">>";
 959
 960                         if (theme != "graycube") {
 961
 962                                 fh.style.left = "0px";
 963                                 ft.style.left = "0px";
 964                                 if (fc) fc.style.left = "0px";
 965                                 if (ff) ff.style.left = "0px";
 966
 967                                 if (theme == "compact") fhdr.style.left = "10px";
 968
 969                         } else {
 970                                 fh.style.left = "20px";
 971                                 ft.style.left = "20px";
 972                                 if (fc) fc.style.left = "20px";
 973
 974                         }
 975
 976                         query = "?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=true";
 977
 978                         new Ajax.Request("backend.php", { parameters: query });
 979
 980                 }
 981         } catch (e) {
 982                 exception_error("toggle_feedlist", e);
 983         }
 984 }
 985
 986 function viewModeChanged() {
 987         cache_empty();
 988         return viewCurrentFeed(0, '')
 989 }
 990
 991 function viewLimitChanged() {
 992         cache_empty();
 993         return viewCurrentFeed(0, '')
 994 }
 995
 996 /* function adjustArticleScore(id, score) {
 997         try {
 998
 999                 var pr = prompt(__("Assign score to article:"), score);
1000
1001                 if (pr != undefined) {
1002                         var query = "?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
1003
1004                         new Ajax.Request("backend.php", {
1005                         parameters: query,
1006                         onComplete: function(transport) {
1007                                         viewCurrentFeed();
1008                                 } });
1009
1010                 }
1011         } catch (e) {
1012                 exception_error("adjustArticleScore", e);
1013         }
1014 } */
1015
1016 function rescoreCurrentFeed() {
1017
1018         var actid = getActiveFeedId();
1019
1020         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
1021                 alert(__("You can't rescore this kind of feed."));
1022                 return;
1023         }
1024
1025         if (!actid) {
1026                 alert(__("Please select some feed first."));
1027                 return;
1028         }
1029
1030         var fn = getFeedName(actid);
1031         var pr = __("Rescore articles in %s?").replace("%s", fn);
1032
1033         if (confirm(pr)) {
1034                 notify_progress("Rescoring articles...");
1035
1036                 var query = "?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
1037
1038                 new Ajax.Request("backend.php", {
1039                         parameters: query,
1040                         onComplete: function(transport) {
1041                                 viewCurrentFeed();
1042                         } });
1043         }
1044 }
1045
1046 function hotkey_handler(e) {
1047
1048         try {
1049
1050                 var keycode;
1051                 var shift_key = false;
1052
1053                 var cmdline = $('cmdline');
1054                 var feedlist = $('feedList');
1055
1056                 try {
1057                         shift_key = e.shiftKey;
1058                 } catch (e) {
1059
1060                 }
1061
1062                 if (window.event) {
1063                         keycode = window.event.keyCode;
1064                 } else if (e) {
1065                         keycode = e.which;
1066                 }
1067
1068                 var keychar = String.fromCharCode(keycode);
1069
1070                 if (keycode == 27) { // escape
1071                         if (Element.visible("hotkey_help_overlay")) {
1072                                 Element.hide("hotkey_help_overlay");
1073                         }
1074                         hotkey_prefix = false;
1075                         closeInfoBox();
1076                 }
1077
1078                 if (!hotkeys_enabled) {
1079                         debug("hotkeys disabled");
1080                         return;
1081                 }
1082
1083                 if (keycode == 16) return; // ignore lone shift
1084
1085                 if ((keycode == 70 || keycode == 67 || keycode == 71)
1086                                 && !hotkey_prefix) {
1087
1088                         var date = new Date();
1089                         var ts = Math.round(date.getTime() / 1000);
1090
1091                         hotkey_prefix = keycode;
1092                         hotkey_prefix_pressed = ts;
1093
1094                         cmdline.innerHTML = keychar;
1095                         Element.show(cmdline);
1096
1097                         debug("KP: PREFIX=" + keycode + " CHAR=" + keychar + " TS=" + ts);
1098                         return true;
1099                 }
1100
1101                 if (Element.visible("hotkey_help_overlay")) {
1102                         Element.hide("hotkey_help_overlay");
1103                 }
1104
1105                 /* Global hotkeys */
1106
1107                 Element.hide(cmdline);
1108
1109                 if (!hotkey_prefix) {
1110
1111                         if (keycode == 68 && shift_key) { // d
1112                                 if (!Element.visible("debug_output")) {
1113                                         Element.show("debug_output");
1114                                         debug('debug mode activated');
1115                                 } else {
1116                                         Element.hide("debug_output");
1117                                 }
1118
1119                                 return;
1120                         }
1121
1122                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
1123                                 if (!Element.visible("hotkey_help_overlay")) {
1124                                         //Element.show("hotkey_help_overlay");
1125                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
1126                                 } else {
1127                                         Element.hide("hotkey_help_overlay");
1128                                 }
1129                                 return false;
1130                         }
1131
1132                         if (keycode == 191 || keychar == '/') { // /
1133                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
1134                                 return false;
1135                         }
1136
1137                         if (keycode == 82 && shift_key) { // R
1138                                 scheduleFeedUpdate(true);
1139                                 return;
1140                         }
1141
1142                         if (keycode == 74) { // j
1143                                 var feed = getActiveFeedId();
1144                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
1145 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1146                                 if (new_feed) {
1147                                         var is_cat = new_feed.match("CAT:");
1148                                         if (is_cat) {
1149                                                 new_feed = new_feed.replace("CAT:", "");
1150                                                 viewCategory(new_feed);
1151                                         } else {
1152                                                 viewfeed(new_feed, '', false);
1153                                         }
1154                                 }
1155                                 return;
1156                         }
1157
1158                         if (keycode == 75) { // k
1159                                 var feed = getActiveFeedId();
1160                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
1161 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1162                                 if (new_feed) {
1163                                         var is_cat = new_feed.match("CAT:");
1164                                         if (is_cat == "CAT:") {
1165                                                 new_feed = new_feed.replace("CAT:", "");
1166                                                 viewCategory(new_feed);
1167                                         } else {
1168                                                 viewfeed(new_feed, '', false);
1169                                         }
1170                                 }
1171                                 return;
1172                         }
1173
1174                         if (shift_key && keycode == 40) { // shift-down
1175                                 catchupRelativeToArticle(1);
1176                                 return;
1177                         }
1178
1179                         if (shift_key && keycode == 38) { // shift-up
1180                                 catchupRelativeToArticle(0);
1181                                 return;
1182                         }
1183
1184                         if (shift_key && keycode == 78) { // N
1185                                 scrollArticle(50);
1186                                 return;
1187                         }
1188
1189                         if (shift_key && keycode == 80) { // P
1190                                 scrollArticle(-50);
1191                                 return;
1192                         }
1193
1194
1195                         if (keycode == 78 || keycode == 40) { // n, down
1196                                 if (typeof moveToPost != 'undefined') {
1197                                         moveToPost('next');
1198                                         return;
1199                                 }
1200                         }
1201
1202                         if (keycode == 80 || keycode == 38) { // p, up
1203                                 if (typeof moveToPost != 'undefined') {
1204                                         moveToPost('prev');
1205                                         return;
1206                                 }
1207                         }
1208
1209                         if (keycode == 83 && shift_key) { // S
1210                                 var id = getActiveArticleId();
1211                                 if (id) {
1212                                         togglePub(id);
1213                                 }
1214                                 return;
1215                         }
1216
1217                         if (keycode == 83) { // s
1218                                 var id = getActiveArticleId();
1219                                 if (id) {
1220                                         toggleMark(id);
1221                                 }
1222                                 return;
1223                         }
1224
1225
1226                         if (keycode == 85) { // u
1227                                 var id = getActiveArticleId();
1228                                 if (id) {
1229                                         toggleUnread(id);
1230                                 }
1231                                 return;
1232                         }
1233
1234                         if (keycode == 84 && shift_key) { // T
1235                                 var id = getActiveArticleId();
1236                                 if (id) {
1237                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1238                                         return;
1239                                 }
1240                         }
1241
1242                         if (keycode == 9) { // tab
1243                                 var id = getArticleUnderPointer();
1244                                 if (id) {
1245                                         var cb = $("RCHK-" + id);
1246
1247                                         if (cb) {
1248                                                 cb.checked = !cb.checked;
1249                                                 toggleSelectRowById(cb, "RROW-" + id);
1250                                                 return false;
1251                                         }
1252                                 }
1253                         }
1254
1255                         if (keycode == 79) { // o
1256                                 if (getActiveArticleId()) {
1257                                         openArticleInNewWindow(getActiveArticleId());
1258                                         return;
1259                                 }
1260                         }
1261
1262                         if (keycode == 81 && shift_key) { // Q
1263                                 if (typeof catchupAllFeeds != 'undefined') {
1264                                         catchupAllFeeds();
1265                                         return;
1266                                 }
1267                         }
1268
1269                         if (keycode == 88) { // x
1270                                 if (activeFeedIsCat()) {
1271                                         toggleCollapseCat(getActiveFeedId());
1272                                 }
1273                         }
1274                 }
1275
1276                 /* Prefix f */
1277
1278                 if (hotkey_prefix == 70) { // f
1279
1280                         hotkey_prefix = false;
1281
1282                         if (keycode == 81) { // q
1283                                 if (getActiveFeedId()) {
1284                                         catchupCurrentFeed();
1285                                         return;
1286                                 }
1287                         }
1288
1289                         if (keycode == 82) { // r
1290                                 if (getActiveFeedId()) {
1291                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1292                                         return;
1293                                 }
1294                         }
1295
1296                         if (keycode == 65) { // a
1297                                 toggleDispRead();
1298                                 return false;
1299                         }
1300
1301                         if (keycode == 85 && shift_key) { // U
1302                                 scheduleFeedUpdate(true);
1303                                 return false;
1304                         }
1305
1306                         if (keycode == 85) { // u
1307                                 if (getActiveFeedId()) {
1308                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1309                                         return false;
1310                                 }
1311                         }
1312
1313                         if (keycode == 69) { // e
1314                                 editFeedDlg(getActiveFeedId());
1315                                 return false;
1316                         }
1317
1318                         if (keycode == 83) { // s
1319                                 displayDlg("quickAddFeed");
1320                                 return false;
1321                         }
1322
1323                         if (keycode == 67 && shift_key) { // C
1324                                 if (typeof catchupAllFeeds != 'undefined') {
1325                                         catchupAllFeeds();
1326                                         return false;
1327                                 }
1328                         }
1329
1330                         if (keycode == 67) { // c
1331                                 if (getActiveFeedId()) {
1332                                         catchupCurrentFeed();
1333                                         return false;
1334                                 }
1335                         }
1336
1337                         if (keycode == 87) { // w
1338                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1339                                 return resort_feedlist();
1340                         }
1341
1342                         if (keycode == 72) { // h
1343                                 hideReadHeadlines();
1344                                 return;
1345                         }
1346
1347                 }
1348
1349                 /* Prefix c */
1350
1351                 if (hotkey_prefix == 67) { // c
1352                         hotkey_prefix = false;
1353
1354                         if (keycode == 70) { // f
1355                                 displayDlg("quickAddFilter", getActiveFeedId());
1356                                 return false;
1357                         }
1358
1359                         if (keycode == 76) { // l
1360                                 addLabel();
1361                                 return false;
1362                         }
1363
1364                         if (keycode == 83) { // s
1365                                 if (typeof collapse_feedlist != 'undefined') {
1366                                         collapse_feedlist();
1367                                         return false;
1368                                 }
1369                         }
1370
1371                         if (keycode == 77) { // m
1372                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1373                                 if (feedlist_sortable_enabled) {
1374                                         notify_info("Category reordering enabled");
1375                                         toggle_sortable_feedlist(true);
1376                                 } else {
1377                                         notify_info("Category reordering disabled");
1378                                         toggle_sortable_feedlist(false);
1379                                 }
1380                         }
1381
1382                         if (keycode == 78) { // n
1383                                 catchupRelativeToArticle(1);
1384                                 return;
1385                         }
1386
1387                         if (keycode == 80) { // p
1388                                 catchupRelativeToArticle(0);
1389                                 return;
1390                         }
1391
1392
1393                 }
1394
1395                 /* Prefix g */
1396
1397                 if (hotkey_prefix == 71) { // g
1398
1399                         hotkey_prefix = false;
1400
1401
1402                         if (keycode == 65) { // a
1403                                 viewfeed(-4);
1404                                 return false;
1405                         }
1406
1407                         if (keycode == 83) { // s
1408                                 viewfeed(-1);
1409                                 return false;
1410                         }
1411
1412                         if (keycode == 80 && shift_key) { // P
1413                                 gotoPreferences();
1414                                 return false;
1415                         }
1416
1417                         if (keycode == 80) { // p
1418                                 viewfeed(-2);
1419                                 return false;
1420                         }
1421
1422                         if (keycode == 70) { // f
1423                                 viewfeed(-3);
1424                                 return false;
1425                         }
1426
1427                         if (keycode == 84 && shift_key) { // T
1428                                 toggleTags();
1429                                 return false;
1430                         }
1431                 }
1432
1433                 /* Cmd */
1434
1435                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f
1436                         hotkey_prefix = false;
1437                         return;
1438                 }
1439
1440                 if (hotkey_prefix) {
1441                         debug("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1442                 } else {
1443                         debug("KP: CODE=" + keycode + " CHAR=" + keychar);
1444                 }
1445
1446
1447         } catch (e) {
1448                 exception_error("hotkey_handler", e);
1449         }
1450 }
1451
1452 function feedsSortByUnread() {
1453         return feeds_sort_by_unread;
1454 }
1455
1456 function addLabel() {
1457
1458         try {
1459
1460                 var caption = prompt(__("Please enter label caption:"), "");
1461
1462                 if (caption != undefined) {
1463
1464                         if (caption == "") {
1465                                 alert(__("Can't create label: missing caption."));
1466                                 return false;
1467                         }
1468
1469                         var query = "?op=pref-labels&subop=add&caption=" +
1470                                 param_escape(caption);
1471
1472                         notify_progress("Loading, please wait...", true);
1473
1474                         new Ajax.Request("backend.php", {
1475                                 parameters: query,
1476                                 onComplete: function(transport) {
1477                                         updateFeedList();
1478                         } });
1479
1480                 }
1481
1482         } catch (e) {
1483                 exception_error("addLabel", e);
1484         }
1485 }
1486
1487 function visitOfficialSite() {
1488         window.open("http://tt-rss.org/");
1489 }
1490
1491
1492 function feedBrowserSubscribe() {
1493         try {
1494
1495                 var selected = getSelectedFeedsFromBrowser();
1496
1497                 if (selected.length > 0) {
1498                         closeInfoBox();
1499
1500                         notify_progress("Loading, please wait...", true);
1501
1502                         var query =  "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1503                                 param_escape(selected.toString());
1504
1505                         new Ajax.Request("backend.php", {
1506                                 parameters: query,
1507                                 onComplete: function(transport) {
1508                                         updateFeedList();
1509                                 } });
1510
1511                 } else {
1512                         alert(__("No feeds are selected."));
1513                 }
1514
1515         } catch (e) {
1516                 exception_error("feedBrowserSubscribe", e);
1517         }
1518 }
1519
1520