tt-rss.js

   1 var total_unread = 0;
   2 var first_run = true;
   3 var display_tags = false;
   4 var global_unread = -1;
   5 var active_title_text = "";
   6 var current_subtitle = "";
   7 var daemon_enabled = false;
   8 var daemon_refresh_only = false;
   9 //var _qfd_deleted_feed = 0;
  10 var firsttime_update = true;
  11 var cookie_lifetime = 0;
  12 var active_feed_id = 0;
  13 var active_feed_is_cat = false;
  14 var number_of_feeds = 0;
  15 var sanity_check_done = false;
  16
  17 var init_params = new Object();
  18
  19 function tagsAreDisplayed() {
  20         return display_tags;
  21 }
  22
  23 function toggleTags(show_all) {
  24
  25         try {
  26
  27         debug("toggleTags: " + show_all + "; " + display_tags);
  28
  29         var p = document.getElementById("dispSwitchPrompt");
  30
  31         if (!show_all && !display_tags) {
  32                 displayDlg("printTagCloud");
  33         } else if (show_all) {
  34                 closeInfoBox();
  35                 display_tags = true;
  36                 p.innerHTML = __("display feeds");
  37                 notify_progress("Loading, please wait...", true);
  38                 updateFeedList();
  39         } else if (display_tags) {
  40                 display_tags = false;
  41                 p.innerHTML = __("tag cloud");
  42                 notify_progress("Loading, please wait...", true);
  43                 updateFeedList();
  44         }
  45
  46         } catch (e) {
  47                 exception_error("toggleTags", e);
  48         }
  49 }
  50
  51 function dlg_frefresh_callback(transport, deleted_feed) {
  52         if (getActiveFeedId() == deleted_feed) {
  53                 var h = document.getElementById("headlines-frame");
  54                 if (h) {
  55                         h.innerHTML = "<div class='whiteBox'>" + __('No feed selected.') + "</div>";
  56                 }
  57         }
  58
  59         setTimeout('updateFeedList(false, false)', 50);
  60         closeInfoBox();
  61 }
  62
  63 function refetch_callback2(transport) {
  64         try {
  65
  66                 var date = new Date();
  67
  68                 parse_counters_reply(transport, true);
  69
  70                 debug("refetch_callback2: done");
  71
  72                 if (!daemon_enabled && !daemon_refresh_only) {
  73                         notify_info("All feeds updated.");
  74                         updateTitle("");
  75                 } else {
  76                         //notify("");
  77                 }
  78         } catch (e) {
  79                 exception_error("refetch_callback", e);
  80                 updateTitle("");
  81         }
  82 }
  83
  84 function backend_sanity_check_callback(transport) {
  85
  86         try {
  87
  88                 if (sanity_check_done) {
  89                         fatalError(11, "Sanity check request received twice. This can indicate "+
  90                       "presence of Firebug or some other disrupting extension. "+
  91                                 "Please disable it and try again.");
  92                         return;
  93                 }
  94
  95                 if (!transport.responseXML) {
  96                         fatalError(3, "[D001, Received reply is not XML]: " + transport.responseText);
  97                         return;
  98                 }
  99
 100                 var reply = transport.responseXML.firstChild.firstChild;
 101
 102                 if (!reply) {
 103                         fatalError(3, "[D002, Invalid RPC reply]: " + transport.responseText);
 104                         return;
 105                 }
 106
 107                 var error_code = reply.getAttribute("error-code");
 108
 109                 if (error_code && error_code != 0) {
 110                         return fatalError(error_code, reply.getAttribute("error-msg"));
 111                 }
 112
 113                 debug("sanity check ok");
 114
 115                 var params = reply.nextSibling;
 116
 117                 if (params) {
 118                         debug('reading init-params...');
 119                         var param = params.firstChild;
 120
 121                         while (param) {
 122                                 var k = param.getAttribute("key");
 123                                 var v = param.getAttribute("value");
 124                                 debug(k + " => " + v);
 125                                 init_params[k] = v;
 126                                 param = param.nextSibling;
 127                         }
 128                 }
 129
 130                 sanity_check_done = true;
 131
 132                 init_second_stage();
 133
 134         } catch (e) {
 135                 exception_error("backend_sanity_check_callback", e);
 136         }
 137 }
 138
 139 function scheduleFeedUpdate(force) {
 140
 141         debug("in scheduleFeedUpdate");
 142
 143         if (!daemon_enabled && !daemon_refresh_only) {
 144                 notify_progress("Updating feeds...", true);
 145         }
 146
 147         var query_str = "backend.php?op=rpc&subop=";
 148
 149         if (force) {
 150                 query_str = query_str + "forceUpdateAllFeeds";
 151         } else {
 152                 query_str = query_str + "updateAllFeeds";
 153         }
 154
 155         var omode;
 156
 157         if (firsttime_update && !navigator.userAgent.match("Opera")) {
 158                 firsttime_update = false;
 159                 omode = "T";
 160         } else {
 161                 if (display_tags) {
 162                         omode = "tl";
 163                 } else {
 164                         omode = "flc";
 165                 }
 166         }
 167
 168         query_str = query_str + "&omode=" + omode;
 169         query_str = query_str + "&uctr=" + global_unread;
 170
 171         var date = new Date();
 172         var timestamp = Math.round(date.getTime() / 1000);
 173         query_str = query_str + "&ts=" + timestamp
 174
 175         debug("REFETCH query: " + query_str);
 176
 177         new Ajax.Request(query_str, {
 178                 onComplete: function(transport) {
 179                                 refetch_callback2(transport);
 180                         } });
 181 }
 182
 183 function updateFeedList(silent, fetch) {
 184
 185 //      if (silent != true) {
 186 //              notify("Loading feed list...");
 187 //      }
 188
 189         debug("<b>updateFeedList</b>");
 190
 191         var query_str = "backend.php?op=feeds";
 192
 193         if (display_tags) {
 194                 query_str = query_str + "&tags=1";
 195         }
 196
 197         if (getActiveFeedId() && !activeFeedIsCat()) {
 198                 query_str = query_str + "&actid=" + getActiveFeedId();
 199         }
 200
 201         var date = new Date();
 202         var timestamp = Math.round(date.getTime() / 1000);
 203         query_str = query_str + "&ts=" + timestamp
 204
 205         if (fetch) query_str = query_str + "&fetch=yes";
 206
 207 //      var feeds_frame = document.getElementById("feeds-frame");
 208 //      feeds_frame.src = query_str;
 209
 210         debug("updateFeedList Q=" + query_str);
 211
 212         new Ajax.Request(query_str, {
 213                 onComplete: function(transport) {
 214                         feedlist_callback2(transport);
 215                 } });
 216
 217 }
 218
 219 function catchupAllFeeds() {
 220
 221         var query_str = "backend.php?op=feeds&subop=catchupAll";
 222
 223         notify_progress("Marking all feeds as read...");
 224
 225         debug("catchupAllFeeds Q=" + query_str);
 226
 227         new Ajax.Request(query_str, {
 228                 onComplete: function(transport) {
 229                         feedlist_callback2(transport);
 230                 } });
 231
 232         global_unread = 0;
 233         updateTitle("");
 234
 235 }
 236
 237 function viewCurrentFeed(subop) {
 238
 239 //      if (getActiveFeedId()) {
 240         if (getActiveFeedId() != undefined) {
 241                 viewfeed(getActiveFeedId(), subop, active_feed_is_cat);
 242         } else {
 243                 disableContainerChildren("headlinesToolbar", false, document);
 244 //              viewfeed(-1, subop); // FIXME
 245         }
 246         return false; // block unneeded form submits
 247 }
 248
 249 function viewfeed(feed, subop) {
 250         var f = window.frames["feeds-frame"];
 251         f.viewfeed(feed, subop);
 252 }
 253
 254 function timeout() {
 255         scheduleFeedUpdate(false);
 256
 257         var refresh_time = getInitParam("feeds_frame_refresh");
 258
 259         if (!refresh_time) refresh_time = 600;
 260
 261         setTimeout("timeout()", refresh_time*1000);
 262 }
 263
 264 function resetSearch() {
 265         var searchbox = document.getElementById("searchbox")
 266
 267         if (searchbox.value != "" && getActiveFeedId()) {
 268                 searchbox.value = "";
 269                 viewfeed(getActiveFeedId(), "");
 270         }
 271 }
 272
 273 function searchCancel() {
 274         closeInfoBox(true);
 275 }
 276
 277 function search() {
 278         closeInfoBox();
 279         viewCurrentFeed(0, "");
 280 }
 281
 282 // if argument is undefined, current subtitle is not updated
 283 // use blank string to clear subtitle
 284 function updateTitle(s) {
 285         var tmp = "Tiny Tiny RSS";
 286
 287         if (s != undefined) {
 288                 current_subtitle = s;
 289         }
 290
 291         if (global_unread > 0) {
 292                 tmp = tmp + " (" + global_unread + ")";
 293         }
 294
 295         if (current_subtitle) {
 296                 tmp = tmp + " - " + current_subtitle;
 297         }
 298
 299         if (active_title_text.length > 0) {
 300                 tmp = tmp + " > " + active_title_text;
 301         }
 302
 303         document.title = tmp;
 304 }
 305
 306 function genericSanityCheck() {
 307
 308 //      if (!Ajax.getTransport()) fatalError(1);
 309
 310         setCookie("ttrss_vf_test", "TEST");
 311
 312         if (getCookie("ttrss_vf_test") != "TEST") {
 313                 fatalError(2);
 314         }
 315
 316         return true;
 317 }
 318
 319 function init() {
 320
 321         try {
 322
 323                 // this whole shebang is based on http://www.birnamdesigns.com/misc/busted2.html
 324
 325                 if (arguments.callee.done) return;
 326                 arguments.callee.done = true;
 327
 328                 disableContainerChildren("headlinesToolbar", true);
 329
 330                 Form.disable("main_toolbar_form");
 331
 332                 if (!genericSanityCheck())
 333                         return;
 334
 335                 if (getURLParam('debug')) {
 336                         document.getElementById('debug_output').style.display = 'block';
 337                         debug('debug mode activated');
 338                 }
 339
 340                 var params = "&ua=" + param_escape(navigator.userAgent);
 341
 342                 new Ajax.Request("backend.php?op=rpc&subop=sanityCheck" + params,       {
 343                         onComplete: function(transport) {
 344                                         backend_sanity_check_callback(transport);
 345                                 } });
 346
 347         } catch (e) {
 348                 exception_error("init", e);
 349         }
 350 }
 351
 352 function resize_headlines() {
 353
 354         var h_frame = document.getElementById("headlines-frame");
 355         var c_frame = document.getElementById("content-frame");
 356         var f_frame = document.getElementById("footer");
 357
 358         if (!c_frame || !h_frame) return;
 359
 360         debug("resize_headlines");
 361
 362         if (!is_msie()) {
 363                 h_frame.style.height = 30 + "%";
 364                 c_frame.style.top = h_frame.offsetTop + h_frame.offsetHeight + 1 + "px";
 365                 h_frame.style.height = h_frame.offsetHeight + "px";
 366         } else {
 367                 h_frame.style.height = document.documentElement.clientHeight * 0.3 + "px";
 368                 c_frame.style.top = h_frame.offsetTop + h_frame.offsetHeight + 1 + "px";
 369
 370                 var c_bottom = document.documentElement.clientHeight;
 371
 372                 if (f_frame) {
 373                         c_bottom = f_frame.offsetTop;
 374                 }
 375
 376                 c_frame.style.height = c_bottom - (h_frame.offsetTop +
 377                         h_frame.offsetHeight + 1) + "px";
 378                 h_frame.style.height = h_frame.offsetHeight + "px";
 379
 380         }
 381 }
 382
 383 function init_second_stage() {
 384
 385         try {
 386
 387                 cookie_lifetime = getCookie("ttrss_cltime");
 388
 389                 delCookie("ttrss_vf_test");
 390
 391 //              document.onresize = resize_headlines;
 392                 resize_headlines();
 393
 394                 var toolbar = document.forms["main_toolbar_form"];
 395
 396                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
 397                 dropboxSelect(toolbar.limit, getInitParam("default_view_limit"));
 398
 399                 daemon_enabled = getInitParam("daemon_enabled") == 1;
 400                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
 401
 402                 setTimeout('updateFeedList(false, false)', 50);
 403
 404                 debug("second stage ok");
 405
 406         } catch (e) {
 407                 exception_error("init_second_stage", e);
 408         }
 409 }
 410
 411 function quickMenuChange() {
 412         var chooser = document.getElementById("quickMenuChooser");
 413         var opid = chooser[chooser.selectedIndex].value;
 414
 415         chooser.selectedIndex = 0;
 416         quickMenuGo(opid);
 417 }
 418
 419 function quickMenuGo(opid) {
 420         try {
 421
 422                 if (opid == "qmcPrefs") {
 423                         gotoPreferences();
 424                 }
 425
 426                 if (opid == "qmcSearch") {
 427                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
 428                         return;
 429                 }
 430
 431                 if (opid == "qmcAddFeed") {
 432                         displayDlg("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 == "qmcClearFeed") {
 465                         var actid = getActiveFeedId();
 466
 467                         if (!actid) {
 468                                 alert(__("Please select some feed first."));
 469                                 return;
 470                         }
 471
 472                         if (activeFeedIsCat() || actid < 0) {
 473                                 alert(__("You can't clear this type of feed."));
 474                                 return;
 475                         }
 476
 477                         var fn = getFeedName(actid);
 478
 479                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
 480
 481                         if (confirm(pr)) {
 482                                 clearFeedArticles(actid);
 483                         }
 484
 485                         return;
 486                 }
 487
 488
 489                 if (opid == "qmcUpdateFeeds") {
 490                         scheduleFeedUpdate(true);
 491                         return;
 492                 }
 493
 494                 if (opid == "qmcCatchupAll") {
 495                         catchupAllFeeds();
 496                         return;
 497                 }
 498
 499                 if (opid == "qmcShowOnlyUnread") {
 500                         toggleDispRead();
 501                         return;
 502                 }
 503
 504                 if (opid == "qmcAddFilter") {
 505                         displayDlg("quickAddFilter", getActiveFeedId());
 506                 }
 507
 508         } catch (e) {
 509                 exception_error("quickMenuGo", e);
 510         }
 511 }
 512
 513 function unsubscribeFeed(feed_id) {
 514
 515         notify_progress("Removing feed...");
 516
 517         var query = "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
 518
 519         new Ajax.Request(query, {
 520                 onComplete: function(transport) {
 521                                 dlg_frefresh_callback(transport, feed_id);
 522                         } });
 523
 524
 525         return false;
 526 }
 527
 528
 529 function updateFeedTitle(t) {
 530         active_title_text = t;
 531         updateTitle();
 532 }
 533
 534 function toggleDispRead() {
 535         try {
 536
 537                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
 538
 539                 hide_read_feeds = !hide_read_feeds;
 540
 541                 debug("toggle_disp_read => " + hide_read_feeds);
 542
 543                 hideOrShowFeeds(getFeedsContext().document, hide_read_feeds);
 544
 545                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
 546
 547         } catch (e) {
 548                 exception_error("toggleDispRead", e);
 549         }
 550 }
 551
 552 function parse_runtime_info(elem) {
 553         if (!elem) {
 554                 debug("parse_runtime_info: elem is null, aborting");
 555                 return;
 556         }
 557
 558         var param = elem.firstChild;
 559
 560         debug("parse_runtime_info: " + param);
 561
 562         while (param) {
 563                 var k = param.getAttribute("key");
 564                 var v = param.getAttribute("value");
 565
 566                 debug("RI: " + k + " => " + v);
 567
 568                 if (k == "new_version_available") {
 569                         var icon = document.getElementById("newVersionIcon");
 570                         if (icon) {
 571                                 if (v == "1") {
 572                                         icon.style.display = "inline";
 573                                 } else {
 574                                         icon.style.display = "none";
 575                                 }
 576                         }
 577                 }
 578
 579                 var error_flag;
 580
 581                 if (k == "daemon_is_running" && v != 1) {
 582                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
 583                         error_flag = true;
 584                 }
 585
 586                 if (k == "daemon_stamp_ok" && v != 1) {
 587                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
 588                         error_flag = true;
 589                 }
 590
 591                 if (!error_flag) {
 592                         notify('');
 593                 }
 594
 595 /*              var w = document.getElementById("noDaemonWarning");
 596
 597                 if (w) {
 598                         if (k == "daemon_is_running" && v != 1) {
 599                                 w.style.display = "block";
 600                         } else {
 601                                 w.style.display = "none";
 602                         }
 603                 } */
 604                 param = param.nextSibling;
 605         }
 606 }
 607
 608 function catchupCurrentFeed() {
 609
 610         var fn = getFeedName(getActiveFeedId(), active_feed_is_cat);
 611
 612         var str = __("Mark all articles in %s as read?").replace("%s", fn);
 613
 614 /*      if (active_feed_is_cat) {
 615                 str = "Mark all articles in this category as read?";
 616         } */
 617
 618         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 619                 return viewCurrentFeed('MarkAllRead')
 620         }
 621 }
 622
 623 function editFeedDlg(feed) {
 624         try {
 625
 626                 disableHotkeys();
 627
 628                 if (!feed) {
 629                         alert(__("Please select some feed first."));
 630                         return;
 631                 }
 632
 633                 if ((feed <= 0 && feed > -10) || 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 = "backend.php?op=pref-feeds&subop=editfeed&id=" +        param_escape(feed);
 642                 } else {
 643                         query = "backend.php?op=pref-labels&subop=edit&id=" +   param_escape(-feed-11);
 644                 }
 645
 646                 new Ajax.Request(query, {
 647                         onComplete: function(transport) {
 648                                 infobox_callback2(transport);
 649                         } });
 650
 651         } catch (e) {
 652                 exception_error("editFeedDlg", e);
 653         }
 654 }
 655
 656 /* this functions duplicate those of prefs.js feed editor, with
 657         some differences because there is no feedlist */
 658
 659 function feedEditCancel() {
 660         closeInfoBox();
 661         return false;
 662 }
 663
 664 function feedEditSave() {
 665
 666         try {
 667
 668                 // FIXME: add parameter validation
 669
 670                 var query = Form.serialize("edit_feed_form");
 671
 672                 notify_progress("Saving feed...");
 673
 674                 new Ajax.Request("backend.php", {
 675                         parameters: query,
 676                         onComplete: function(transport) {
 677                                 dlg_frefresh_callback(transport);
 678                         } });
 679
 680
 681                 closeInfoBox();
 682
 683                 return false;
 684
 685         } catch (e) {
 686                 exception_error("feedEditSave (main)", e);
 687         }
 688 }
 689
 690 function labelEditCancel() {
 691         closeInfoBox();
 692         return false;
 693 }
 694
 695 function labelEditSave() {
 696
 697         try {
 698
 699                 closeInfoBox();
 700
 701                 notify_progress("Saving label...");
 702
 703                 query = Form.serialize("label_edit_form");
 704
 705                 new Ajax.Request("backend.php?" + query, {
 706                         onComplete: function(transport) {
 707                                 dlg_frefresh_callback(transport);
 708                         } });
 709
 710                 return false;
 711
 712         } catch (e) {
 713                 exception_error("feedEditSave (main)", e);
 714         }
 715
 716 }
 717
 718 function clearFeedArticles(feed_id) {
 719
 720         notify_progress("Clearing feed...");
 721
 722         var query = "backend.php?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
 723
 724         new Ajax.Request(query, {
 725                 onComplete: function(transport) {
 726                                 dlg_frefresh_callback(transport, feed_id);
 727                         } });
 728
 729         return false;
 730 }
 731
 732