tt-rss.js

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