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 resetSearch() {
 219         var searchbox = $("searchbox")
 220
 221         if (searchbox.value != "" && getActiveFeedId()) {
 222                 searchbox.value = "";
 223                 viewfeed(getActiveFeedId(), "");
 224         }
 225 }
 226
 227 function search() {
 228         closeInfoBox();
 229         viewCurrentFeed(0, "");
 230 }
 231
 232 function updateTitle() {
 233         var tmp = "Tiny Tiny RSS";
 234
 235         if (global_unread > 0) {
 236                 tmp = tmp + " (" + global_unread + ")";
 237         }
 238
 239         if (window.fluid) {
 240                 if (global_unread > 0) {
 241                         window.fluid.dockBadge = global_unread;
 242                 } else {
 243                         window.fluid.dockBadge = "";
 244                 }
 245         }
 246
 247         document.title = tmp;
 248 }
 249
 250 function genericSanityCheck() {
 251         setCookie("ttrss_test", "TEST");
 252
 253         if (getCookie("ttrss_test") != "TEST") {
 254                 fatalError(2);
 255         }
 256
 257         return true;
 258 }
 259
 260 function init() {
 261
 262         try {
 263
 264                 init_gears();
 265
 266                 Form.disable("main_toolbar_form");
 267
 268                 if (!genericSanityCheck())
 269                         return;
 270
 271                 var params = "&ua=" + param_escape(navigator.userAgent);
 272
 273                 loading_set_progress(30);
 274
 275                 new Ajax.Request("backend.php", {
 276                         parameters: "backend.php?op=rpc&subop=sanityCheck" + params,
 277                         onComplete: function(transport) {
 278                                         backend_sanity_check_callback(transport);
 279                                 } });
 280
 281         } catch (e) {
 282                 exception_error("init", e);
 283         }
 284 }
 285
 286 function resize_headlines(delta_x, delta_y) {
 287
 288         try {
 289
 290                 console.log("resize_headlines: " + delta_x + ":" + delta_y);
 291
 292                 var h_frame = $("headlines-frame");
 293                 var c_frame = $("content-frame");
 294                 var f_frame = $("footer");
 295                 var feeds_frame = $("feeds-holder");
 296                 var resize_grab = $("resize-grabber");
 297                 var resize_handle = $("resize-handle");
 298
 299                 if (!c_frame || !h_frame) return;
 300
 301                 if (feeds_frame && getInitParam("theme") == "old-skool") {
 302                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";
 303                 }
 304
 305                 if (getInitParam("theme_options").match("horiz_resize")) {
 306
 307                         if (delta_x != undefined) {
 308                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
 309                                         hor_offset = hor_offset + delta_x;
 310                                 }
 311                         }
 312
 313                         console.log("resize_headlines: HOR-mode: " + hor_offset);
 314
 315                         c_frame.style.width = (400 + hor_offset) + "px";
 316                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
 317
 318                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
 319                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth -
 320                                 4) + "px";
 321                         resize_grab.style.display = "block";
 322
 323                         //resize_handle.src = "themes/"+getInitParam('theme')+"/images/resize_handle_vert.png";
 324                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
 325
 326                 } else {
 327
 328                         if (delta_y != undefined) {
 329                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
 330                                         ver_offset = ver_offset + delta_y;
 331                                 }
 332                         }
 333
 334                         console.log("resize_headlines: VER-mode: " + ver_offset);
 335
 336                         h_frame.style.height = (300 - ver_offset) + "px";
 337
 338                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 0) + "px";
 339                         h_frame.style.height = h_frame.offsetHeight + "px";
 340
 341                         // Workaround for Opera: force the content page to be re-rendered,
 342                         // so it is not truncated:
 343                         var content_pane = $("content-insert");
 344                         content_pane.innerHTML = content_pane.innerHTML;
 345                 }
 346
 347                 if (getInitParam("cookie_lifetime") != 0) {
 348                         setCookie("ttrss_offset_ver", ver_offset,
 349                                 getInitParam("cookie_lifetime"));
 350                         setCookie("ttrss_offset_hor", hor_offset,
 351                                 getInitParam("cookie_lifetime"));
 352                 } else {
 353                         setCookie("ttrss_offset_ver", ver_offset);
 354                         setCookie("ttrss_offset_hor", hor_offset);
 355                 }
 356
 357         } catch (e) {
 358                 exception_error("resize_headlines", e);
 359         }
 360
 361 }
 362
 363 function init_second_stage() {
 364
 365         try {
 366
 367                 delCookie("ttrss_test");
 368
 369                 window.onresize=resize_headlines;
 370
 371                 var toolbar = document.forms["main_toolbar_form"];
 372
 373                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
 374                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
 375
 376                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
 377
 378                 setTimeout('updateFeedList(false, false)', 50);
 379
 380                 console.log("second stage ok");
 381
 382                 loading_set_progress(60);
 383
 384                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
 385                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
 386
 387                 console.log("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
 388
 389                 /* fuck IE */
 390
 391                 if (isNaN(hor_offset)) hor_offset = 0;
 392                 if (isNaN(ver_offset)) ver_offset = 0;
 393
 394                 console.log("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
 395
 396                 resize_headlines();
 397
 398                 enable_offline_reading();
 399
 400                 if (has_local_storage())
 401                         localStorage.clear();
 402
 403         } catch (e) {
 404                 exception_error("init_second_stage", e);
 405         }
 406 }
 407
 408 function quickMenuChange() {
 409         var chooser = $("quickMenuChooser");
 410         var opid = chooser[chooser.selectedIndex].value;
 411
 412         chooser.selectedIndex = 0;
 413         quickMenuGo(opid);
 414 }
 415
 416 function quickMenuGo(opid) {
 417         try {
 418
 419                 if (opid == "qmcPrefs") {
 420                         gotoPreferences();
 421                 }
 422
 423                 if (opid == "qmcSearch") {
 424                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat(),
 425                                 function() {
 426                                         document.forms['search_form'].query.focus();
 427                                 });
 428                         return;
 429                 }
 430
 431                 if (opid == "qmcAddFeed") {
 432                         quickAddFeed();
 433                         return;
 434                 }
 435
 436                 if (opid == "qmcEditFeed") {
 437                         editFeedDlg(getActiveFeedId());
 438                 }
 439
 440                 if (opid == "qmcRemoveFeed") {
 441                         var actid = getActiveFeedId();
 442
 443                         if (activeFeedIsCat()) {
 444                                 alert(__("You can't unsubscribe from the category."));
 445                                 return;
 446                         }
 447
 448                         if (!actid) {
 449                                 alert(__("Please select some feed first."));
 450                                 return;
 451                         }
 452
 453                         var fn = getFeedName(actid);
 454
 455                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
 456
 457                         if (confirm(pr)) {
 458                                 unsubscribeFeed(actid);
 459                         }
 460
 461                         return;
 462                 }
 463
 464                 if (opid == "qmcCatchupAll") {
 465                         catchupAllFeeds();
 466                         return;
 467                 }
 468
 469                 if (opid == "qmcShowOnlyUnread") {
 470                         toggleDispRead();
 471                         return;
 472                 }
 473
 474                 if (opid == "qmcAddFilter") {
 475                         displayDlg('quickAddFilter', '',
 476                            function () {document.forms['filter_add_form'].reg_exp.focus();});
 477                 }
 478
 479                 if (opid == "qmcAddLabel") {
 480                         addLabel();
 481                 }
 482
 483                 if (opid == "qmcRescoreFeed") {
 484                         rescoreCurrentFeed();
 485                 }
 486
 487                 if (opid == "qmcHKhelp") {
 488                         //Element.show("hotkey_help_overlay");
 489                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 490                 }
 491
 492                 if (opid == "qmcResetUI") {
 493                         hor_offset = 0;
 494                         ver_offset = 0;
 495                         resize_headlines();
 496                 }
 497
 498                 if (opid == "qmcToggleReorder") {
 499                         feedlist_sortable_enabled = !feedlist_sortable_enabled;
 500
 501                         if (feedlist_sortable_enabled) {
 502                                 notify_info("Category reordering enabled");
 503                                 toggle_sortable_feedlist(true);
 504                         } else {
 505                                 notify_info("Category reordering disabled");
 506                                 toggle_sortable_feedlist(false);
 507                         }
 508                 }
 509
 510                 if (opid == "qmcResetCats") {
 511
 512                         if (confirm(__("Reset category order?"))) {
 513
 514                                 var query = "?op=feeds&subop=catsortreset";
 515
 516                                 notify_progress("Loading, please wait...", true);
 517
 518                                 new Ajax.Request("backend.php", {
 519                                         parameters: query,
 520                                         onComplete: function(transport) {
 521                                                 window.setTimeout('updateFeedList(false, false)', 50);
 522                                         } });
 523                         }
 524                 }
 525
 526         } catch (e) {
 527                 exception_error("quickMenuGo", e);
 528         }
 529 }
 530
 531 function toggleDispRead() {
 532         try {
 533
 534                 var hide = !(getInitParam("hide_read_feeds") == "1");
 535
 536                 hideOrShowFeeds(hide);
 537
 538                 var query = "?op=rpc&subop=setpref&key=HIDE_READ_FEEDS&value=" +
 539                         param_escape(hide);
 540
 541                 new Ajax.Request("backend.php", {
 542                         parameters: query,
 543                         onComplete: function(transport) {
 544                                 setInitParam("hide_read_feeds", hide);
 545                         } });
 546
 547         } catch (e) {
 548                 exception_error("toggleDispRead", e);
 549         }
 550 }
 551
 552 function parse_runtime_info(elem) {
 553
 554         if (!elem || !elem.firstChild) {
 555                 console.warn("parse_runtime_info: invalid node passed");
 556                 return;
 557         }
 558
 559         var data = JSON.parse(elem.firstChild.nodeValue);
 560
 561         //console.log("parsing runtime info...");
 562
 563         for (k in data) {
 564                 var v = data[k];
 565
 566                 // console.log("RI: " + k + " => " + v);
 567
 568                 if (k == "new_version_available") {
 569                         var icon = $("newVersionIcon");
 570                         if (icon) {
 571                                 if (v == "1") {
 572                                         icon.style.display = "inline";
 573                                 } else {
 574                                         icon.style.display = "none";
 575                                 }
 576                         }
 577                         return;
 578                 }
 579
 580                 var error_flag;
 581
 582                 if (k == "daemon_is_running" && v != 1) {
 583                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 584                         return;
 585                 }
 586
 587                 if (k == "daemon_stamp_ok" && v != 1) {
 588                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 589                         return;
 590                 }
 591
 592                 init_params[k] = v;
 593                 notify('');
 594         }
 595 }
 596
 597 function catchupCurrentFeed() {
 598
 599         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 600
 601         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 602
 603         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 604                 return viewCurrentFeed('MarkAllRead')
 605         }
 606 }
 607
 608 function catchupFeedInGroup(id) {
 609
 610         try {
 611
 612                 var title = getFeedName(id);
 613
 614                 var str = __("Mark all articles in %s as read?").replace("%s", title);
 615
 616                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 617                         return viewCurrentFeed('MarkAllReadGR:' + id)
 618                 }
 619
 620         } catch (e) {
 621                 exception_error("catchupFeedInGroup", e);
 622         }
 623 }
 624
 625 function editFeedDlg(feed) {
 626         try {
 627
 628                 if (!feed) {
 629                         alert(__("Please select some feed first."));
 630                         return;
 631                 }
 632
 633                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
 634                         alert(__("You can't edit this kind of feed."));
 635                         return;
 636                 }
 637
 638                 var query = "";
 639
 640                 if (feed > 0) {
 641                         query = "?op=pref-feeds&subop=editfeed&id=" +   param_escape(feed);
 642                 } else {
 643                         query = "?op=pref-labels&subop=edit&id=" +      param_escape(-feed-11);
 644                 }
 645
 646                 disableHotkeys();
 647
 648                 notify_progress("Loading, please wait...", true);
 649
 650                 new Ajax.Request("backend.php", {
 651                         parameters: query,
 652                         onComplete: function(transport) {
 653                                 infobox_callback2(transport);
 654                                 document.forms["edit_feed_form"].title.focus();
 655                         } });
 656
 657         } catch (e) {
 658                 exception_error("editFeedDlg", e);
 659         }
 660 }
 661
 662 /* this functions duplicate those of prefs.js feed editor, with
 663         some differences because there is no feedlist */
 664
 665 function feedEditCancel() {
 666         closeInfoBox();
 667         return false;
 668 }
 669
 670 function feedEditSave() {
 671
 672         try {
 673
 674                 // FIXME: add parameter validation
 675
 676                 var query = Form.serialize("edit_feed_form");
 677
 678                 notify_progress("Saving feed...");
 679
 680                 new Ajax.Request("backend.php", {
 681                         parameters: query,
 682                         onComplete: function(transport) {
 683                                 dlg_frefresh_callback(transport);
 684                         } });
 685
 686                 cache_flush();
 687                 closeInfoBox();
 688
 689                 return false;
 690
 691         } catch (e) {
 692                 exception_error("feedEditSave (main)", e);
 693         }
 694 }
 695
 696 function collapse_feedlist() {
 697         try {
 698                 //console.log("collapse_feedlist");
 699
 700                 var theme = getInitParam("theme");
 701                 if (theme != "" &&
 702                                 !getInitParam("theme_options").match("collapse_feedlist")) return;
 703
 704                 var fl = $("feeds-holder");
 705                 var fh = $("headlines-frame");
 706                 var fc = $("content-frame");
 707                 var ft = $("toolbar");
 708                 var ff = $("footer");
 709                 var fhdr = $("header");
 710                 var fbtn = $("collapse_feeds_btn");
 711
 712                 if (!Element.visible(fl)) {
 713                         Element.show(fl);
 714                         fbtn.innerHTML = "&lt;&lt;";
 715
 716                         if (theme != "graycube") {
 717
 718                                 fh.style.left = fl.offsetWidth + "px";
 719                                 ft.style.left = fl.offsetWidth + "px";
 720                                 if (fc) fc.style.left = fl.offsetWidth + "px";
 721                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
 722
 723                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
 724                         } else {
 725                                 fh.style.left = fl.offsetWidth + 40 + "px";
 726                                 ft.style.left = fl.offsetWidth + 40 +"px";
 727                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
 728                         }
 729
 730                         query = "?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=false";
 731
 732                         new Ajax.Request("backend.php", { parameters: query });
 733
 734                 } else {
 735                         Element.hide(fl);
 736                         fbtn.innerHTML = "&gt;&gt;";
 737
 738                         if (theme != "graycube") {
 739
 740                                 fh.style.left = "0px";
 741                                 ft.style.left = "0px";
 742                                 if (fc) fc.style.left = "0px";
 743                                 if (ff) ff.style.left = "0px";
 744
 745                                 if (theme == "compact") fhdr.style.left = "10px";
 746
 747                         } else {
 748                                 fh.style.left = "20px";
 749                                 ft.style.left = "20px";
 750                                 if (fc) fc.style.left = "20px";
 751
 752                         }
 753
 754                         query = "?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=true";
 755
 756                         new Ajax.Request("backend.php", { parameters: query });
 757
 758                 }
 759         } catch (e) {
 760                 exception_error("collapse_feedlist", e);
 761         }
 762 }
 763
 764 function viewModeChanged() {
 765         cache_flush();
 766         return viewCurrentFeed(0, '')
 767 }
 768
 769 function viewLimitChanged() {
 770         cache_flush();
 771         return viewCurrentFeed(0, '')
 772 }
 773
 774 /* function adjustArticleScore(id, score) {
 775         try {
 776
 777                 var pr = prompt(__("Assign score to article:"), score);
 778
 779                 if (pr != undefined) {
 780                         var query = "?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
 781
 782                         new Ajax.Request("backend.php", {
 783                         parameters: query,
 784                         onComplete: function(transport) {
 785                                         viewCurrentFeed();
 786                                 } });
 787
 788                 }
 789         } catch (e) {
 790                 exception_error("adjustArticleScore", e);
 791         }
 792 } */
 793
 794 function rescoreCurrentFeed() {
 795
 796         var actid = getActiveFeedId();
 797
 798         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
 799                 alert(__("You can't rescore this kind of feed."));
 800                 return;
 801         }
 802
 803         if (!actid) {
 804                 alert(__("Please select some feed first."));
 805                 return;
 806         }
 807
 808         var fn = getFeedName(actid);
 809         var pr = __("Rescore articles in %s?").replace("%s", fn);
 810
 811         if (confirm(pr)) {
 812                 notify_progress("Rescoring articles...");
 813
 814                 var query = "?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
 815
 816                 new Ajax.Request("backend.php", {
 817                         parameters: query,
 818                         onComplete: function(transport) {
 819                                 viewCurrentFeed();
 820                         } });
 821         }
 822 }
 823
 824 function hotkey_handler(e) {
 825
 826         try {
 827
 828                 var keycode;
 829                 var shift_key = false;
 830
 831                 var cmdline = $('cmdline');
 832
 833                 try {
 834                         shift_key = e.shiftKey;
 835                 } catch (e) {
 836
 837                 }
 838
 839                 if (window.event) {
 840                         keycode = window.event.keyCode;
 841                 } else if (e) {
 842                         keycode = e.which;
 843                 }
 844
 845                 var keychar = String.fromCharCode(keycode);
 846
 847                 if (keycode == 27) { // escape
 848                         if (Element.visible("hotkey_help_overlay")) {
 849                                 Element.hide("hotkey_help_overlay");
 850                         }
 851                         hotkey_prefix = false;
 852                         closeInfoBox();
 853                 }
 854
 855                 if (!hotkeys_enabled) {
 856                         console.log("hotkeys disabled");
 857                         return;
 858                 }
 859
 860                 if (keycode == 16) return; // ignore lone shift
 861
 862                 if ((keycode == 70 || keycode == 67 || keycode == 71)
 863                                 && !hotkey_prefix) {
 864
 865                         var date = new Date();
 866                         var ts = Math.round(date.getTime() / 1000);
 867
 868                         hotkey_prefix = keycode;
 869                         hotkey_prefix_pressed = ts;
 870
 871                         cmdline.innerHTML = keychar;
 872                         Element.show(cmdline);
 873
 874                         console.log("KP: PREFIX=" + keycode + " CHAR=" + keychar + " TS=" + ts);
 875                         return true;
 876                 }
 877
 878                 if (Element.visible("hotkey_help_overlay")) {
 879                         Element.hide("hotkey_help_overlay");
 880                 }
 881
 882                 /* Global hotkeys */
 883
 884                 Element.hide(cmdline);
 885
 886                 if (!hotkey_prefix) {
 887
 888                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
 889                                 if (!Element.visible("hotkey_help_overlay")) {
 890                                         //Element.show("hotkey_help_overlay");
 891                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
 892                                 } else {
 893                                         Element.hide("hotkey_help_overlay");
 894                                 }
 895                                 return false;
 896                         }
 897
 898                         if (keycode == 191 || keychar == '/') { // /
 899                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat(),
 900                                         function() {
 901                                                 document.forms['search_form'].query.focus();
 902                                         });
 903                                 return false;
 904                         }
 905
 906 /*                      if (keycode == 82 && shift_key) { // R
 907                                 scheduleFeedUpdate(true);
 908                                 return;
 909                         } */
 910
 911                         if (keycode == 74) { // j
 912                                 var feed = getActiveFeedId();
 913                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
 914 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
 915                                 if (new_feed) {
 916                                         var is_cat = new_feed.match("CAT:");
 917                                         if (is_cat) {
 918                                                 new_feed = new_feed.replace("CAT:", "");
 919                                                 viewCategory(new_feed);
 920                                         } else {
 921                                                 viewfeed(new_feed, '', false);
 922                                         }
 923                                 }
 924                                 return;
 925                         }
 926
 927                         if (keycode == 75) { // k
 928                                 var feed = getActiveFeedId();
 929                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
 930 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
 931                                 if (new_feed) {
 932                                         var is_cat = new_feed.match("CAT:");
 933                                         if (is_cat == "CAT:") {
 934                                                 new_feed = new_feed.replace("CAT:", "");
 935                                                 viewCategory(new_feed);
 936                                         } else {
 937                                                 viewfeed(new_feed, '', false);
 938                                         }
 939                                 }
 940                                 return;
 941                         }
 942
 943                         if (shift_key && keycode == 40) { // shift-down
 944                                 catchupRelativeToArticle(1);
 945                                 return;
 946                         }
 947
 948                         if (shift_key && keycode == 38) { // shift-up
 949                                 catchupRelativeToArticle(0);
 950                                 return;
 951                         }
 952
 953                         if (shift_key && keycode == 78) { // N
 954                                 scrollArticle(50);
 955                                 return;
 956                         }
 957
 958                         if (shift_key && keycode == 80) { // P
 959                                 scrollArticle(-50);
 960                                 return;
 961                         }
 962
 963                         if (keycode == 68 && shift_key) { // shift-D
 964                                 dismissSelectedArticles();
 965                         }
 966
 967                         if (keycode == 88 && shift_key) { // shift-X
 968                                 dismissReadArticles();
 969                         }
 970
 971                         if (keycode == 78 || keycode == 40) { // n, down
 972                                 if (typeof moveToPost != 'undefined') {
 973                                         moveToPost('next');
 974                                         return false;
 975                                 }
 976                         }
 977
 978                         if (keycode == 80 || keycode == 38) { // p, up
 979                                 if (typeof moveToPost != 'undefined') {
 980                                         moveToPost('prev');
 981                                         return false;
 982                                 }
 983                         }
 984
 985                         if (keycode == 83 && shift_key) { // S
 986                                 var id = getActiveArticleId();
 987                                 if (id) {
 988                                         togglePub(id);
 989                                 }
 990                                 return;
 991                         }
 992
 993                         if (keycode == 83) { // s
 994                                 var id = getActiveArticleId();
 995                                 if (id) {
 996                                         toggleMark(id);
 997                                 }
 998                                 return;
 999                         }
1000
1001
1002                         if (keycode == 85) { // u
1003                                 var id = getActiveArticleId();
1004                                 if (id) {
1005                                         toggleUnread(id);
1006                                 }
1007                                 return;
1008                         }
1009
1010                         if (keycode == 84 && shift_key) { // T
1011                                 var id = getActiveArticleId();
1012                                 if (id) {
1013                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1014                                         return;
1015                                 }
1016                         }
1017
1018                         if (keycode == 9) { // tab
1019                                 var id = getArticleUnderPointer();
1020                                 if (id) {
1021                                         var cb = $("RCHK-" + id);
1022
1023                                         if (cb) {
1024                                                 cb.checked = !cb.checked;
1025                                                 toggleSelectRowById(cb, "RROW-" + id);
1026                                                 return false;
1027                                         }
1028                                 }
1029                         }
1030
1031                         if (keycode == 79) { // o
1032                                 if (getActiveArticleId()) {
1033                                         openArticleInNewWindow(getActiveArticleId());
1034                                         return;
1035                                 }
1036                         }
1037
1038                         if (keycode == 81 && shift_key) { // Q
1039                                 if (typeof catchupAllFeeds != 'undefined') {
1040                                         catchupAllFeeds();
1041                                         return;
1042                                 }
1043                         }
1044
1045                         if (keycode == 88) { // x
1046                                 if (activeFeedIsCat()) {
1047                                         toggleCollapseCat(getActiveFeedId());
1048                                 }
1049                         }
1050                 }
1051
1052                 /* Prefix f */
1053
1054                 if (hotkey_prefix == 70) { // f
1055
1056                         hotkey_prefix = false;
1057
1058                         if (keycode == 81) { // q
1059                                 if (getActiveFeedId()) {
1060                                         catchupCurrentFeed();
1061                                         return;
1062                                 }
1063                         }
1064
1065                         if (keycode == 82) { // r
1066                                 if (getActiveFeedId()) {
1067                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1068                                         return;
1069                                 }
1070                         }
1071
1072                         if (keycode == 65) { // a
1073                                 toggleDispRead();
1074                                 return false;
1075                         }
1076
1077 /*                      if (keycode == 85 && shift_key) { // U
1078                                 scheduleFeedUpdate(true);
1079                                 return false;
1080                         } */
1081
1082                         if (keycode == 85) { // u
1083                                 if (getActiveFeedId()) {
1084                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1085                                         return false;
1086                                 }
1087                         }
1088
1089                         if (keycode == 69) { // e
1090                                 editFeedDlg(getActiveFeedId());
1091                                 return false;
1092                         }
1093
1094                         if (keycode == 83) { // s
1095                                 quickAddFeed();
1096                                 return false;
1097                         }
1098
1099                         if (keycode == 67 && shift_key) { // C
1100                                 if (typeof catchupAllFeeds != 'undefined') {
1101                                         catchupAllFeeds();
1102                                         return false;
1103                                 }
1104                         }
1105
1106                         if (keycode == 67) { // c
1107                                 if (getActiveFeedId()) {
1108                                         catchupCurrentFeed();
1109                                         return false;
1110                                 }
1111                         }
1112
1113                         if (keycode == 87) { // w
1114                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1115                                 return resort_feedlist();
1116                         }
1117
1118                         if (keycode == 88) { // x
1119                                 reverseHeadlineOrder();
1120                                 return;
1121                         }
1122                 }
1123
1124                 /* Prefix c */
1125
1126                 if (hotkey_prefix == 67) { // c
1127                         hotkey_prefix = false;
1128
1129                         if (keycode == 70) { // f
1130                                 displayDlg('quickAddFilter', '',
1131                                    function () {document.forms['filter_add_form'].reg_exp.focus();});
1132                                 return false;
1133                         }
1134
1135                         if (keycode == 76) { // l
1136                                 addLabel();
1137                                 return false;
1138                         }
1139
1140                         if (keycode == 83) { // s
1141                                 if (typeof collapse_feedlist != 'undefined') {
1142                                         collapse_feedlist();
1143                                         return false;
1144                                 }
1145                         }
1146
1147                         if (keycode == 77) { // m
1148                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1149                                 if (feedlist_sortable_enabled) {
1150                                         notify_info("Category reordering enabled");
1151                                         toggle_sortable_feedlist(true);
1152                                 } else {
1153                                         notify_info("Category reordering disabled");
1154                                         toggle_sortable_feedlist(false);
1155                                 }
1156                         }
1157
1158                         if (keycode == 78) { // n
1159                                 catchupRelativeToArticle(1);
1160                                 return;
1161                         }
1162
1163                         if (keycode == 80) { // p
1164                                 catchupRelativeToArticle(0);
1165                                 return;
1166                         }
1167
1168
1169                 }
1170
1171                 /* Prefix g */
1172
1173                 if (hotkey_prefix == 71) { // g
1174
1175                         hotkey_prefix = false;
1176
1177
1178                         if (keycode == 65) { // a
1179                                 viewfeed(-4);
1180                                 return false;
1181                         }
1182
1183                         if (keycode == 83) { // s
1184                                 viewfeed(-1);
1185                                 return false;
1186                         }
1187
1188                         if (keycode == 80 && shift_key) { // P
1189                                 gotoPreferences();
1190                                 return false;
1191                         }
1192
1193                         if (keycode == 80) { // p
1194                                 viewfeed(-2);
1195                                 return false;
1196                         }
1197
1198                         if (keycode == 70) { // f
1199                                 viewfeed(-3);
1200                                 return false;
1201                         }
1202
1203                         if (keycode == 84 && shift_key) { // T
1204                                 toggleTags();
1205                                 return false;
1206                         }
1207                 }
1208
1209                 /* Cmd */
1210
1211                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f
1212                         hotkey_prefix = false;
1213                         return;
1214                 }
1215
1216                 if (hotkey_prefix) {
1217                         console.log("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1218                 } else {
1219                         console.log("KP: CODE=" + keycode + " CHAR=" + keychar);
1220                 }
1221
1222
1223         } catch (e) {
1224                 exception_error("hotkey_handler", e);
1225         }
1226 }
1227
1228 function inPreferences() {
1229         return false;
1230 }
1231
1232 function reverseHeadlineOrder() {
1233         try {
1234
1235                 var query_str = "?op=rpc&subop=togglepref&key=REVERSE_HEADLINES";
1236
1237                 new Ajax.Request("backend.php", {
1238                         parameters: query_str,
1239                         onComplete: function(transport) {
1240                                         viewCurrentFeed();
1241                                 } });
1242
1243         } catch (e) {
1244                 exception_error("reverseHeadlineOrder", e);
1245         }
1246 }
1247
1248 function showFeedsWithErrors() {
1249         displayDlg('feedUpdateErrors');
1250 }
1251
1252 function handle_rpc_reply(transport, scheduled_call) {
1253         try {
1254                 if (offline_mode) return false;
1255
1256                 if (!transport.responseText && db) {
1257                         offlineConfirmModeChange();
1258                         return false;
1259                 }
1260
1261                 if (transport.responseXML) {
1262
1263                         if (!transport_error_check(transport)) return false;
1264
1265                         var seq = transport.responseXML.getElementsByTagName("seq")[0];
1266
1267                         if (seq) {
1268                                 seq = seq.firstChild.nodeValue;
1269
1270                                 if (get_seq() != seq) {
1271                                         //console.log("[handle_rpc_reply] sequence mismatch: " + seq);
1272                                         return true;
1273                                 }
1274                         }
1275
1276                         var message = transport.responseXML.getElementsByTagName("message")[0];
1277
1278                         if (message) {
1279                                 message = message.firstChild.nodeValue;
1280
1281                                 if (message == "UPDATE_COUNTERS") {
1282                                         console.log("need to refresh counters...");
1283                                         setInitParam("last_article_id", -1);
1284                                         _force_scheduled_update = true;
1285                                 }
1286                         }
1287
1288                         var counters = transport.responseXML.getElementsByTagName("counters")[0];
1289
1290                         if (counters)
1291                                 parse_counters(counters, scheduled_call);
1292
1293                         var runtime_info = transport.responseXML.getElementsByTagName("runtime-info")[0];
1294
1295                         if (runtime_info)
1296                                 parse_runtime_info(runtime_info);
1297
1298                         if (feedsSortByUnread())
1299                                 resort_feedlist();
1300
1301                         hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
1302
1303                 } else {
1304                         notify_error("Error communicating with server.");
1305                 }
1306
1307         } catch (e) {
1308                 exception_error("handle_rpc_reply", e, transport);
1309         }
1310
1311         return true;
1312 }
1313