tt-rss.js

   1 var total_unread = 0;
   2 var display_tags = false;
   3 var global_unread = -1;
   4 var firsttime_update = true;
   5 var _active_feed_id = 0;
   6 var _active_feed_is_cat = false;
   7 var number_of_feeds = 0;
   8 var hotkey_prefix = false;
   9 var hotkey_prefix_pressed = false;
  10 var init_params = {};
  11 var ver_offset = 0;
  12 var hor_offset = 0;
  13 var _force_scheduled_update = false;
  14 var last_scheduled_update = false;
  15
  16 var _rpc_seq = 0;
  17
  18 function next_seq() {
  19         _rpc_seq += 1;
  20         return _rpc_seq;
  21 }
  22
  23 function get_seq() {
  24         return _rpc_seq;
  25 }
  26
  27 function activeFeedIsCat() {
  28         return _active_feed_is_cat;
  29 }
  30
  31 function getActiveFeedId() {
  32         try {
  33                 //console.log("gAFID: " + _active_feed_id);
  34                 return _active_feed_id;
  35         } catch (e) {
  36                 exception_error("getActiveFeedId", e);
  37         }
  38 }
  39
  40 function setActiveFeedId(id, is_cat) {
  41         try {
  42                 //console.log("sAFID(" + id + ", " + is_cat + ")");
  43                 _active_feed_id = id;
  44
  45                 if (is_cat != undefined) {
  46                         _active_feed_is_cat = is_cat;
  47                 }
  48
  49         } catch (e) {
  50                 exception_error("setActiveFeedId", e);
  51         }
  52 }
  53
  54
  55 function isFeedlistSortable() {
  56         return feedlist_sortable_enabled;
  57 }
  58
  59 function tagsAreDisplayed() {
  60         return display_tags;
  61 }
  62
  63 function toggleTags(show_all) {
  64
  65         try {
  66
  67         console.log("toggleTags: " + show_all + "; " + display_tags);
  68
  69         var p = $("dispSwitchPrompt");
  70
  71         if (!show_all && !display_tags) {
  72                 displayDlg("printTagCloud");
  73         } else if (show_all) {
  74                 closeInfoBox();
  75                 display_tags = true;
  76                 p.innerHTML = __("display feeds");
  77                 notify_progress("Loading, please wait...", true);
  78                 updateFeedList();
  79         } else if (display_tags) {
  80                 display_tags = false;
  81                 p.innerHTML = __("tag cloud");
  82                 notify_progress("Loading, please wait...", true);
  83                 updateFeedList();
  84         }
  85
  86         } catch (e) {
  87                 exception_error("toggleTags", e);
  88         }
  89 }
  90
  91 function dlg_frefresh_callback(transport, deleted_feed) {
  92         if (getActiveFeedId() == deleted_feed) {
  93                 setTimeout("viewfeed(-5)", 100);
  94         }
  95
  96         setTimeout('updateFeedList(false, false)', 50);
  97         closeInfoBox();
  98 }
  99
 100 function updateFeedList() {
 101         try {
 102                 //console.log("updateFeedList");
 103
 104                 if (offline_mode) return render_offline_feedlist();
 105
 106                 var query_str = "backend.php?op=feeds";
 107
 108                 if (display_tags) {
 109                         query_str = query_str + "&tags=1";
 110                 }
 111
 112                 if (getActiveFeedId() && !activeFeedIsCat()) {
 113                         query_str = query_str + "&actid=" + getActiveFeedId();
 114                 }
 115
 116                 new Ajax.Request("backend.php", {
 117                         parameters: query_str,
 118                         onComplete: function(transport) {
 119                                 render_feedlist(transport.responseText);
 120                         } });
 121
 122         } catch (e) {
 123                 exception_error("updateFeedList", e);
 124         }
 125 }
 126
 127 function catchupAllFeeds() {
 128
 129         var str = __("Mark all articles as read?");
 130
 131         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 132
 133                 var query_str = "backend.php?op=feeds&subop=catchupAll";
 134
 135                 notify_progress("Marking all feeds as read...");
 136
 137                 //console.log("catchupAllFeeds Q=" + query_str);
 138
 139                 new Ajax.Request("backend.php", {
 140                         parameters: query_str,
 141                         onComplete: function(transport) {
 142                                 feedlist_callback2(transport);
 143                         } });
 144
 145                 global_unread = 0;
 146                 updateTitle("");
 147         }
 148 }
 149
 150 function viewCurrentFeed(subop) {
 151
 152 //      if (getActiveFeedId()) {
 153         if (getActiveFeedId() != undefined) {
 154                 viewfeed(getActiveFeedId(), subop, activeFeedIsCat());
 155         } else {
 156 //              viewfeed(-1, subop); // FIXME
 157         }
 158         return false; // block unneeded form submits
 159 }
 160
 161 /*function viewfeed(feed, subop) {
 162         var f = window.frames["feeds-frame"];
 163         f.viewfeed(feed, subop);
 164 } */
 165
 166 function timeout() {
 167         if (getInitParam("bw_limit") == "1") return;
 168
 169         try {
 170            var date = new Date();
 171       var ts = Math.round(date.getTime() / 1000);
 172
 173                 if (ts - last_scheduled_update > 10 || _force_scheduled_update) {
 174
 175                         //console.log("timeout()");
 176
 177                         window.clearTimeout(counter_timeout_id);
 178
 179                         var query_str = "?op=rpc&subop=getAllCounters&seq=" + next_seq();
 180
 181                         var omode;
 182
 183                         if (firsttime_update && !navigator.userAgent.match("Opera")) {
 184                                 firsttime_update = false;
 185                                 omode = "T";
 186                         } else {
 187                                 if (display_tags) {
 188                                         omode = "tl";
 189                                 } else {
 190                                         omode = "flc";
 191                                 }
 192                         }
 193
 194                         query_str = query_str + "&omode=" + omode;
 195
 196                         if (!_force_scheduled_update)
 197                                 query_str = query_str + "&last_article_id=" + getInitParam("last_article_id");
 198
 199                         //console.log("[timeout]" + query_str);
 200
 201                         new Ajax.Request("backend.php", {
 202                                 parameters: query_str,
 203                                 onComplete: function(transport) {
 204                                                 handle_rpc_reply(transport, !_force_scheduled_update);
 205                                                 _force_scheduled_update = false;
 206                                         } });
 207
 208                         last_scheduled_update = ts;
 209                 }
 210
 211         } catch (e) {
 212                 exception_error("timeout", e);
 213         }
 214
 215         setTimeout("timeout()", 3000);
 216 }
 217
 218 function search() {
 219         closeInfoBox();
 220         viewCurrentFeed();
 221 }
 222
 223 function updateTitle() {
 224         var tmp = "Tiny Tiny RSS";
 225
 226         if (global_unread > 0) {
 227                 tmp = tmp + " (" + global_unread + ")";
 228         }
 229
 230         if (window.fluid) {
 231                 if (global_unread > 0) {
 232                         window.fluid.dockBadge = global_unread;
 233                 } else {
 234                         window.fluid.dockBadge = "";
 235                 }
 236         }
 237
 238         document.title = tmp;
 239 }
 240
 241 function genericSanityCheck() {
 242         setCookie("ttrss_test", "TEST");
 243
 244         if (getCookie("ttrss_test") != "TEST") {
 245                 fatalError(2);
 246         }
 247
 248         return true;
 249 }
 250
 251 function init() {
 252
 253         try {
 254
 255                 init_gears();
 256
 257                 Form.disable("main_toolbar_form");
 258
 259                 if (!genericSanityCheck())
 260                         return;
 261
 262                 var params = "&ua=" + param_escape(navigator.userAgent);
 263
 264                 loading_set_progress(30);
 265
 266                 new Ajax.Request("backend.php", {
 267                         parameters: "backend.php?op=rpc&subop=sanityCheck" + params,
 268                         onComplete: function(transport) {
 269                                         backend_sanity_check_callback(transport);
 270                                 } });
 271
 272         } catch (e) {
 273                 exception_error("init", e);
 274         }
 275 }
 276
 277 function resize_headlines(delta_x, delta_y) {
 278
 279         try {
 280
 281                 console.log("resize_headlines: " + delta_x + ":" + delta_y);
 282
 283                 var h_frame = $("headlines-frame");
 284                 var c_frame = $("content-frame");
 285                 var f_frame = $("footer");
 286                 var feeds_frame = $("feeds-holder");
 287                 var resize_grab = $("resize-grabber");
 288                 var resize_handle = $("resize-handle");
 289
 290                 if (!c_frame || !h_frame) return;
 291
 292                 if (feeds_frame && getInitParam("theme") == "old-skool") {
 293                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";
 294                 }
 295
 296                 if (getInitParam("theme_options").match("horiz_resize")) {
 297
 298                         if (delta_x != undefined) {
 299                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
 300                                         hor_offset = hor_offset + delta_x;
 301                                 }
 302                         }
 303
 304                         console.log("resize_headlines: HOR-mode: " + hor_offset);
 305
 306                         c_frame.style.width = (400 + hor_offset) + "px";
 307                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
 308
 309                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
 310                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth -
 311                                 4) + "px";
 312                         resize_grab.style.display = "block";
 313
 314                         //resize_handle.src = "themes/"+getInitParam('theme')+"/images/resize_handle_vert.png";
 315                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
 316
 317                 } else {
 318
 319                         if (delta_y != undefined) {
 320                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
 321                                         ver_offset = ver_offset + delta_y;
 322                                 }
 323                         }
 324
 325                         console.log("resize_headlines: VER-mode: " + ver_offset);
 326
 327                         h_frame.style.height = (300 - ver_offset) + "px";
 328
 329                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 0) + "px";
 330                         h_frame.style.height = h_frame.offsetHeight + "px";
 331
 332                         // Workaround for Opera: force the content page to be re-rendered,
 333                         // so it is not truncated:
 334                         var content_pane = $("content-insert");
 335                         content_pane.innerHTML = content_pane.innerHTML;
 336                 }
 337
 338                 if (getInitParam("cookie_lifetime") != 0) {
 339                         setCookie("ttrss_offset_ver", ver_offset,
 340                                 getInitParam("cookie_lifetime"));
 341                         setCookie("ttrss_offset_hor", hor_offset,
 342                                 getInitParam("cookie_lifetime"));
 343                 } else {
 344                         setCookie("ttrss_offset_ver", ver_offset);
 345                         setCookie("ttrss_offset_hor", hor_offset);
 346                 }
 347
 348         } catch (e) {
 349                 exception_error("resize_headlines", e);
 350         }
 351
 352 }
 353
 354 function init_second_stage() {
 355
 356         try {
 357
 358                 delCookie("ttrss_test");
 359
 360                 window.onresize=resize_headlines;
 361
 362                 var toolbar = document.forms["main_toolbar_form"];
 363
 364                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
 365                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
 366
 367                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
 368
 369                 setTimeout('updateFeedList(false, false)', 50);
 370
 371                 console.log("second stage ok");
 372
 373                 loading_set_progress(60);
 374
 375                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
 376                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
 377
 378                 console.log("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
 379
 380                 /* fuck IE */
 381
 382                 if (isNaN(hor_offset)) hor_offset = 0;
 383                 if (isNaN(ver_offset)) ver_offset = 0;
 384
 385                 console.log("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
 386
 387                 resize_headlines();
 388
 389                 enable_offline_reading();
 390
 391                 if (has_local_storage())
 392                         localStorage.clear();
 393
 394         } catch (e) {
 395                 exception_error("init_second_stage", e);
 396         }
 397 }
 398
 399 function quickMenuChange() {
 400         var chooser = $("quickMenuChooser");
 401         var opid = chooser[chooser.selectedIndex].value;
 402
 403         chooser.selectedIndex = 0;
 404         quickMenuGo(opid);
 405 }
 406
 407 function quickMenuGo(opid) {
 408         try {
 409
 410                 if (opid == "qmcPrefs") {
 411                         gotoPreferences();
 412                 }
 413
 414                 if (opid == "qmcSearch") {
 415                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat(),
 416                                 function() {
 417                                         document.forms['search_form'].query.focus();
 418                                 });
 419                         return;
 420                 }
 421
 422                 if (opid == "qmcAddFeed") {
 423                         quickAddFeed();
 424                         return;
 425                 }
 426
 427                 if (opid == "qmcEditFeed") {
 428                         editFeedDlg(getActiveFeedId());
 429                 }
 430
 431                 if (opid == "qmcRemoveFeed") {
 432                         var actid = getActiveFeedId();
 433
 434                         if (activeFeedIsCat()) {
 435                                 alert(__("You can't unsubscribe from the category."));
 436                                 return;
 437                         }
 438
 439                         if (!actid) {
 440                                 alert(__("Please select some feed first."));
 441                                 return;
 442                         }
 443
 444                         var fn = getFeedName(actid);
 445
 446                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
 447
 448                         if (confirm(pr)) {
 449                                 unsubscribeFeed(actid);
 450                         }
 451
 452                         return;
 453                 }
 454
 455                 if (opid == "qmcCatchupAll") {
 456                         catchupAllFeeds();
 457                         return;
 458                 }
 459
 460                 if (opid == "qmcShowOnlyUnread") {
 461                         toggleDispRead();
 462                         return;
 463                 }
 464
 465                 if (opid == "qmcAddFilter") {
 466                         displayDlg('quickAddFilter', '',
 467                            function () {document.forms['filter_add_form'].reg_exp.focus();});
 468                 }
 469
 470                 if (opid == "qmcAddLabel") {
 471                         addLabel();
 472                 }
 473
 474                 if (opid == "qmcRescoreFeed") {
 475                         rescoreCurrentFeed();
 476                 }
 477
 478                 if (opid == "qmcHKhelp") {
 479                         //Element.show("hotkey_help_overlay");
 480                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 481                 }
 482
 483                 if (opid == "qmcResetUI") {
 484                         hor_offset = 0;
 485                         ver_offset = 0;
 486                         resize_headlines();
 487                 }
 488
 489                 if (opid == "qmcToggleReorder") {
 490                         feedlist_sortable_enabled = !feedlist_sortable_enabled;
 491
 492                         if (feedlist_sortable_enabled) {
 493                                 notify_info("Category reordering enabled");
 494                                 toggle_sortable_feedlist(true);
 495                         } else {
 496                                 notify_info("Category reordering disabled");
 497                                 toggle_sortable_feedlist(false);
 498                         }
 499                 }
 500
 501                 if (opid == "qmcResetCats") {
 502
 503                         if (confirm(__("Reset category order?"))) {
 504
 505                                 var query = "?op=feeds&subop=catsortreset";
 506
 507                                 notify_progress("Loading, please wait...", true);
 508
 509                                 new Ajax.Request("backend.php", {
 510                                         parameters: query,
 511                                         onComplete: function(transport) {
 512                                                 window.setTimeout('updateFeedList(false, false)', 50);
 513                                         } });
 514                         }
 515                 }
 516
 517         } catch (e) {
 518                 exception_error("quickMenuGo", e);
 519         }
 520 }
 521
 522 function toggleDispRead() {
 523         try {
 524
 525                 var hide = !(getInitParam("hide_read_feeds") == "1");
 526
 527                 hideOrShowFeeds(hide);
 528
 529                 var query = "?op=rpc&subop=setpref&key=HIDE_READ_FEEDS&value=" +
 530                         param_escape(hide);
 531
 532                 new Ajax.Request("backend.php", {
 533                         parameters: query,
 534                         onComplete: function(transport) {
 535                                 setInitParam("hide_read_feeds", hide);
 536                         } });
 537
 538         } catch (e) {
 539                 exception_error("toggleDispRead", e);
 540         }
 541 }
 542
 543 function parse_runtime_info(elem) {
 544
 545         if (!elem || !elem.firstChild) {
 546                 console.warn("parse_runtime_info: invalid node passed");
 547                 return;
 548         }
 549
 550         var data = JSON.parse(elem.firstChild.nodeValue);
 551
 552         //console.log("parsing runtime info...");
 553
 554         for (k in data) {
 555                 var v = data[k];
 556
 557                 // console.log("RI: " + k + " => " + v);
 558
 559                 if (k == "new_version_available") {
 560                         var icon = $("newVersionIcon");
 561                         if (icon) {
 562                                 if (v == "1") {
 563                                         icon.style.display = "inline";
 564                                 } else {
 565                                         icon.style.display = "none";
 566                                 }
 567                         }
 568                         return;
 569                 }
 570
 571                 var error_flag;
 572
 573                 if (k == "daemon_is_running" && v != 1) {
 574                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 575                         return;
 576                 }
 577
 578                 if (k == "daemon_stamp_ok" && v != 1) {
 579                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 580                         return;
 581                 }
 582
 583                 init_params[k] = v;
 584                 notify('');
 585         }
 586 }
 587
 588 function catchupCurrentFeed() {
 589
 590         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 591
 592         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 593
 594         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 595                 return viewCurrentFeed('MarkAllRead')
 596         }
 597 }
 598
 599 function catchupFeedInGroup(id) {
 600
 601         try {
 602
 603                 var title = getFeedName(id);
 604
 605                 var str = __("Mark all articles in %s as read?").replace("%s", title);
 606
 607                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 608                         return viewCurrentFeed('MarkAllReadGR:' + id)
 609                 }
 610
 611         } catch (e) {
 612                 exception_error("catchupFeedInGroup", e);
 613         }
 614 }
 615
 616 function editFeedDlg(feed) {
 617         try {
 618
 619                 if (!feed) {
 620                         alert(__("Please select some feed first."));
 621                         return;
 622                 }
 623
 624                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
 625                         alert(__("You can't edit this kind of feed."));
 626                         return;
 627                 }
 628
 629                 var query = "";
 630
 631                 if (feed > 0) {
 632                         query = "?op=pref-feeds&subop=editfeed&id=" +   param_escape(feed);
 633                 } else {
 634                         query = "?op=pref-labels&subop=edit&id=" +      param_escape(-feed-11);
 635                 }
 636
 637                 disableHotkeys();
 638
 639                 notify_progress("Loading, please wait...", true);
 640
 641                 new Ajax.Request("backend.php", {
 642                         parameters: query,
 643                         onComplete: function(transport) {
 644                                 infobox_callback2(transport);
 645                                 document.forms["edit_feed_form"].title.focus();
 646                         } });
 647
 648         } catch (e) {
 649                 exception_error("editFeedDlg", e);
 650         }
 651 }
 652
 653 /* this functions duplicate those of prefs.js feed editor, with
 654         some differences because there is no feedlist */
 655
 656 function feedEditCancel() {
 657         closeInfoBox();
 658         return false;
 659 }
 660
 661 function feedEditSave() {
 662
 663         try {
 664
 665                 // FIXME: add parameter validation
 666
 667                 var query = Form.serialize("edit_feed_form");
 668
 669                 notify_progress("Saving feed...");
 670
 671                 new Ajax.Request("backend.php", {
 672                         parameters: query,
 673                         onComplete: function(transport) {
 674                                 dlg_frefresh_callback(transport);
 675                         } });
 676
 677                 cache_flush();
 678                 closeInfoBox();
 679
 680                 return false;
 681
 682         } catch (e) {
 683                 exception_error("feedEditSave (main)", e);
 684         }
 685 }
 686
 687 function collapse_feedlist() {
 688         try {
 689                 //console.log("collapse_feedlist");
 690
 691                 var theme = getInitParam("theme");
 692                 if (theme != "" &&
 693                                 !getInitParam("theme_options").match("collapse_feedlist")) return;
 694
 695                 var fl = $("feeds-holder");
 696                 var fh = $("headlines-frame");
 697                 var fc = $("content-frame");
 698                 var ft = $("toolbar");
 699                 var ff = $("footer");
 700                 var fhdr = $("header");
 701                 var fbtn = $("collapse_feeds_btn");
 702
 703                 if (!Element.visible(fl)) {
 704                         Element.show(fl);
 705                         fbtn.innerHTML = "&lt;&lt;";
 706
 707                         if (theme != "graycube") {
 708
 709                                 fh.style.left = fl.offsetWidth + "px";
 710                                 ft.style.left = fl.offsetWidth + "px";
 711                                 if (fc) fc.style.left = fl.offsetWidth + "px";
 712                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
 713
 714                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
 715                         } else {
 716                                 fh.style.left = fl.offsetWidth + 40 + "px";
 717                                 ft.style.left = fl.offsetWidth + 40 +"px";
 718                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
 719                         }
 720
 721                         query = "?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=false";
 722
 723                         new Ajax.Request("backend.php", { parameters: query });
 724
 725                 } else {
 726                         Element.hide(fl);
 727                         fbtn.innerHTML = "&gt;&gt;";
 728
 729                         if (theme != "graycube") {
 730
 731                                 fh.style.left = "0px";
 732                                 ft.style.left = "0px";
 733                                 if (fc) fc.style.left = "0px";
 734                                 if (ff) ff.style.left = "0px";
 735
 736                                 if (theme == "compact") fhdr.style.left = "10px";
 737
 738                         } else {
 739                                 fh.style.left = "20px";
 740                                 ft.style.left = "20px";
 741                                 if (fc) fc.style.left = "20px";
 742
 743                         }
 744
 745                         query = "?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=true";
 746
 747                         new Ajax.Request("backend.php", { parameters: query });
 748
 749                 }
 750         } catch (e) {
 751                 exception_error("collapse_feedlist", e);
 752         }
 753 }
 754
 755 function viewModeChanged() {
 756         cache_flush();
 757         return viewCurrentFeed(0, '')
 758 }
 759
 760 function viewLimitChanged() {
 761         cache_flush();
 762         return viewCurrentFeed(0, '')
 763 }
 764
 765 /* function adjustArticleScore(id, score) {
 766         try {
 767
 768                 var pr = prompt(__("Assign score to article:"), score);
 769
 770                 if (pr != undefined) {
 771                         var query = "?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
 772
 773                         new Ajax.Request("backend.php", {
 774                         parameters: query,
 775                         onComplete: function(transport) {
 776                                         viewCurrentFeed();
 777                                 } });
 778
 779                 }
 780         } catch (e) {
 781                 exception_error("adjustArticleScore", e);
 782         }
 783 } */
 784
 785 function rescoreCurrentFeed() {
 786
 787         var actid = getActiveFeedId();
 788
 789         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
 790                 alert(__("You can't rescore this kind of feed."));
 791                 return;
 792         }
 793
 794         if (!actid) {
 795                 alert(__("Please select some feed first."));
 796                 return;
 797         }
 798
 799         var fn = getFeedName(actid);
 800         var pr = __("Rescore articles in %s?").replace("%s", fn);
 801
 802         if (confirm(pr)) {
 803                 notify_progress("Rescoring articles...");
 804
 805                 var query = "?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
 806
 807                 new Ajax.Request("backend.php", {
 808                         parameters: query,
 809                         onComplete: function(transport) {
 810                                 viewCurrentFeed();
 811                         } });
 812         }
 813 }
 814
 815 function hotkey_handler(e) {
 816
 817         try {
 818
 819                 var keycode;
 820                 var shift_key = false;
 821
 822                 var cmdline = $('cmdline');
 823
 824                 try {
 825                         shift_key = e.shiftKey;
 826                 } catch (e) {
 827
 828                 }
 829
 830                 if (window.event) {
 831                         keycode = window.event.keyCode;
 832                 } else if (e) {
 833                         keycode = e.which;
 834                 }
 835
 836                 var keychar = String.fromCharCode(keycode);
 837
 838                 if (keycode == 27) { // escape
 839                         if (Element.visible("hotkey_help_overlay")) {
 840                                 Element.hide("hotkey_help_overlay");
 841                         }
 842                         hotkey_prefix = false;
 843                         closeInfoBox();
 844                 }
 845
 846                 if (!hotkeys_enabled) {
 847                         console.log("hotkeys disabled");
 848                         return;
 849                 }
 850
 851                 if (keycode == 16) return; // ignore lone shift
 852
 853                 if ((keycode == 70 || keycode == 67 || keycode == 71)
 854                                 && !hotkey_prefix) {
 855
 856                         var date = new Date();
 857                         var ts = Math.round(date.getTime() / 1000);
 858
 859                         hotkey_prefix = keycode;
 860                         hotkey_prefix_pressed = ts;
 861
 862                         cmdline.innerHTML = keychar;
 863                         Element.show(cmdline);
 864
 865                         console.log("KP: PREFIX=" + keycode + " CHAR=" + keychar + " TS=" + ts);
 866                         return true;
 867                 }
 868
 869                 if (Element.visible("hotkey_help_overlay")) {
 870                         Element.hide("hotkey_help_overlay");
 871                 }
 872
 873                 /* Global hotkeys */
 874
 875                 Element.hide(cmdline);
 876
 877                 if (!hotkey_prefix) {
 878
 879                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
 880                                 if (!Element.visible("hotkey_help_overlay")) {
 881                                         //Element.show("hotkey_help_overlay");
 882                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 883                                 } else {
 884                                         Element.hide("hotkey_help_overlay");
 885                                 }
 886                                 return false;
 887                         }
 888
 889                         if (keycode == 191 || keychar == '/') { // /
 890                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat(),
 891                                         function() {
 892                                                 document.forms['search_form'].query.focus();
 893                                         });
 894                                 return false;
 895                         }
 896
 897 /*                      if (keycode == 82 && shift_key) { // R
 898                                 scheduleFeedUpdate(true);
 899                                 return;
 900                         } */
 901
 902                         if (keycode == 74) { // j
 903                                 var feed = getActiveFeedId();
 904                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
 905 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
 906                                 if (new_feed) {
 907                                         var is_cat = new_feed.match("CAT:");
 908                                         if (is_cat) {
 909                                                 new_feed = new_feed.replace("CAT:", "");
 910                                                 viewCategory(new_feed);
 911                                         } else {
 912                                                 viewfeed(new_feed, '', false);
 913                                         }
 914                                 }
 915                                 return;
 916                         }
 917
 918                         if (keycode == 75) { // k
 919                                 var feed = getActiveFeedId();
 920                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
 921 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
 922                                 if (new_feed) {
 923                                         var is_cat = new_feed.match("CAT:");
 924                                         if (is_cat == "CAT:") {
 925                                                 new_feed = new_feed.replace("CAT:", "");
 926                                                 viewCategory(new_feed);
 927                                         } else {
 928                                                 viewfeed(new_feed, '', false);
 929                                         }
 930                                 }
 931                                 return;
 932                         }
 933
 934                         if (shift_key && keycode == 40) { // shift-down
 935                                 catchupRelativeToArticle(1);
 936                                 return;
 937                         }
 938
 939                         if (shift_key && keycode == 38) { // shift-up
 940                                 catchupRelativeToArticle(0);
 941                                 return;
 942                         }
 943
 944                         if (shift_key && keycode == 78) { // N
 945                                 scrollArticle(50);
 946                                 return;
 947                         }
 948
 949                         if (shift_key && keycode == 80) { // P
 950                                 scrollArticle(-50);
 951                                 return;
 952                         }
 953
 954                         if (keycode == 68 && shift_key) { // shift-D
 955                                 dismissSelectedArticles();
 956                         }
 957
 958                         if (keycode == 88 && shift_key) { // shift-X
 959                                 dismissReadArticles();
 960                         }
 961
 962                         if (keycode == 78 || keycode == 40) { // n, down
 963                                 if (typeof moveToPost != 'undefined') {
 964                                         moveToPost('next');
 965                                         return false;
 966                                 }
 967                         }
 968
 969                         if (keycode == 80 || keycode == 38) { // p, up
 970                                 if (typeof moveToPost != 'undefined') {
 971                                         moveToPost('prev');
 972                                         return false;
 973                                 }
 974                         }
 975
 976                         if (keycode == 83 && shift_key) { // S
 977                                 var id = getActiveArticleId();
 978                                 if (id) {
 979                                         togglePub(id);
 980                                 }
 981                                 return;
 982                         }
 983
 984                         if (keycode == 83) { // s
 985                                 var id = getActiveArticleId();
 986                                 if (id) {
 987                                         toggleMark(id);
 988                                 }
 989                                 return;
 990                         }
 991
 992
 993                         if (keycode == 85) { // u
 994                                 var id = getActiveArticleId();
 995                                 if (id) {
 996                                         toggleUnread(id);
 997                                 }
 998                                 return;
 999                         }
1000
1001                         if (keycode == 84 && shift_key) { // T
1002                                 var id = getActiveArticleId();
1003                                 if (id) {
1004                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1005                                         return;
1006                                 }
1007                         }
1008
1009                         if (keycode == 9) { // tab
1010                                 var id = getArticleUnderPointer();
1011                                 if (id) {
1012                                         var cb = $("RCHK-" + id);
1013
1014                                         if (cb) {
1015                                                 cb.checked = !cb.checked;
1016                                                 toggleSelectRowById(cb, "RROW-" + id);
1017                                                 return false;
1018                                         }
1019                                 }
1020                         }
1021
1022                         if (keycode == 79) { // o
1023                                 if (getActiveArticleId()) {
1024                                         openArticleInNewWindow(getActiveArticleId());
1025                                         return;
1026                                 }
1027                         }
1028
1029                         if (keycode == 81 && shift_key) { // Q
1030                                 if (typeof catchupAllFeeds != 'undefined') {
1031                                         catchupAllFeeds();
1032                                         return;
1033                                 }
1034                         }
1035
1036                         if (keycode == 88) { // x
1037                                 if (activeFeedIsCat()) {
1038                                         toggleCollapseCat(getActiveFeedId());
1039                                 }
1040                         }
1041                 }
1042
1043                 /* Prefix f */
1044
1045                 if (hotkey_prefix == 70) { // f
1046
1047                         hotkey_prefix = false;
1048
1049                         if (keycode == 81) { // q
1050                                 if (getActiveFeedId()) {
1051                                         catchupCurrentFeed();
1052                                         return;
1053                                 }
1054                         }
1055
1056                         if (keycode == 82) { // r
1057                                 if (getActiveFeedId()) {
1058                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1059                                         return;
1060                                 }
1061                         }
1062
1063                         if (keycode == 65) { // a
1064                                 toggleDispRead();
1065                                 return false;
1066                         }
1067
1068 /*                      if (keycode == 85 && shift_key) { // U
1069                                 scheduleFeedUpdate(true);
1070                                 return false;
1071                         } */
1072
1073                         if (keycode == 85) { // u
1074                                 if (getActiveFeedId()) {
1075                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1076                                         return false;
1077                                 }
1078                         }
1079
1080                         if (keycode == 69) { // e
1081                                 editFeedDlg(getActiveFeedId());
1082                                 return false;
1083                         }
1084
1085                         if (keycode == 83) { // s
1086                                 quickAddFeed();
1087                                 return false;
1088                         }
1089
1090                         if (keycode == 67 && shift_key) { // C
1091                                 if (typeof catchupAllFeeds != 'undefined') {
1092                                         catchupAllFeeds();
1093                                         return false;
1094                                 }
1095                         }
1096
1097                         if (keycode == 67) { // c
1098                                 if (getActiveFeedId()) {
1099                                         catchupCurrentFeed();
1100                                         return false;
1101                                 }
1102                         }
1103
1104                         if (keycode == 87) { // w
1105                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1106                                 return resort_feedlist();
1107                         }
1108
1109                         if (keycode == 88) { // x
1110                                 reverseHeadlineOrder();
1111                                 return;
1112                         }
1113                 }
1114
1115                 /* Prefix c */
1116
1117                 if (hotkey_prefix == 67) { // c
1118                         hotkey_prefix = false;
1119
1120                         if (keycode == 70) { // f
1121                                 displayDlg('quickAddFilter', '',
1122                                    function () {document.forms['filter_add_form'].reg_exp.focus();});
1123                                 return false;
1124                         }
1125
1126                         if (keycode == 76) { // l
1127                                 addLabel();
1128                                 return false;
1129                         }
1130
1131                         if (keycode == 83) { // s
1132                                 if (typeof collapse_feedlist != 'undefined') {
1133                                         collapse_feedlist();
1134                                         return false;
1135                                 }
1136                         }
1137
1138                         if (keycode == 77) { // m
1139                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1140                                 if (feedlist_sortable_enabled) {
1141                                         notify_info("Category reordering enabled");
1142                                         toggle_sortable_feedlist(true);
1143                                 } else {
1144                                         notify_info("Category reordering disabled");
1145                                         toggle_sortable_feedlist(false);
1146                                 }
1147                         }
1148
1149                         if (keycode == 78) { // n
1150                                 catchupRelativeToArticle(1);
1151                                 return;
1152                         }
1153
1154                         if (keycode == 80) { // p
1155                                 catchupRelativeToArticle(0);
1156                                 return;
1157                         }
1158
1159
1160                 }
1161
1162                 /* Prefix g */
1163
1164                 if (hotkey_prefix == 71) { // g
1165
1166                         hotkey_prefix = false;
1167
1168
1169                         if (keycode == 65) { // a
1170                                 viewfeed(-4);
1171                                 return false;
1172                         }
1173
1174                         if (keycode == 83) { // s
1175                                 viewfeed(-1);
1176                                 return false;
1177                         }
1178
1179                         if (keycode == 80 && shift_key) { // P
1180                                 gotoPreferences();
1181                                 return false;
1182                         }
1183
1184                         if (keycode == 80) { // p
1185                                 viewfeed(-2);
1186                                 return false;
1187                         }
1188
1189                         if (keycode == 70) { // f
1190                                 viewfeed(-3);
1191                                 return false;
1192                         }
1193
1194                         if (keycode == 84 && shift_key) { // T
1195                                 toggleTags();
1196                                 return false;
1197                         }
1198                 }
1199
1200                 /* Cmd */
1201
1202                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f
1203                         hotkey_prefix = false;
1204                         return;
1205                 }
1206
1207                 if (hotkey_prefix) {
1208                         console.log("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1209                 } else {
1210                         console.log("KP: CODE=" + keycode + " CHAR=" + keychar);
1211                 }
1212
1213
1214         } catch (e) {
1215                 exception_error("hotkey_handler", e);
1216         }
1217 }
1218
1219 function inPreferences() {
1220         return false;
1221 }
1222
1223 function reverseHeadlineOrder() {
1224         try {
1225
1226                 var query_str = "?op=rpc&subop=togglepref&key=REVERSE_HEADLINES";
1227
1228                 new Ajax.Request("backend.php", {
1229                         parameters: query_str,
1230                         onComplete: function(transport) {
1231                                         viewCurrentFeed();
1232                                 } });
1233
1234         } catch (e) {
1235                 exception_error("reverseHeadlineOrder", e);
1236         }
1237 }
1238
1239 function showFeedsWithErrors() {
1240         displayDlg('feedUpdateErrors');
1241 }
1242
1243 function handle_rpc_reply(transport, scheduled_call) {
1244         try {
1245                 if (offline_mode) return false;
1246
1247                 if (!transport.responseText && db) {
1248                         offlineConfirmModeChange();
1249                         return false;
1250                 }
1251
1252                 if (transport.responseXML) {
1253
1254                         if (!transport_error_check(transport)) return false;
1255
1256                         var seq = transport.responseXML.getElementsByTagName("seq")[0];
1257
1258                         if (seq) {
1259                                 seq = seq.firstChild.nodeValue;
1260
1261                                 if (get_seq() != seq) {
1262                                         //console.log("[handle_rpc_reply] sequence mismatch: " + seq);
1263                                         return true;
1264                                 }
1265                         }
1266
1267                         var message = transport.responseXML.getElementsByTagName("message")[0];
1268
1269                         if (message) {
1270                                 message = message.firstChild.nodeValue;
1271
1272                                 if (message == "UPDATE_COUNTERS") {
1273                                         console.log("need to refresh counters...");
1274                                         setInitParam("last_article_id", -1);
1275                                         _force_scheduled_update = true;
1276                                 }
1277                         }
1278
1279                         var counters = transport.responseXML.getElementsByTagName("counters")[0];
1280
1281                         if (counters)
1282                                 parse_counters(counters, scheduled_call);
1283
1284                         var runtime_info = transport.responseXML.getElementsByTagName("runtime-info")[0];
1285
1286                         if (runtime_info)
1287                                 parse_runtime_info(runtime_info);
1288
1289                         if (feedsSortByUnread())
1290                                 resort_feedlist();
1291
1292                         hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
1293
1294                 } else {
1295                         notify_error("Error communicating with server.");
1296                 }
1297
1298         } catch (e) {
1299                 exception_error("handle_rpc_reply", e, transport);
1300         }
1301
1302         return true;
1303 }
1304