tt-rss.js

   1 var xmlhttp = false;
   2 var total_unread = 0;
   3 var first_run = true;
   4 var display_tags = false;
   5 var global_unread = -1;
   6 var active_title_text = "";
   7 var current_subtitle = "";
   8 var daemon_enabled = false;
   9 var _qfd_deleted_feed = 0;
  10
  11 /*@cc_on @*/
  12 /*@if (@_jscript_version >= 5)
  13 // JScript gives us Conditional compilation, we can cope with old IE versions.
  14 // and security blocked creation of the objects.
  15 try {
  16         xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  17 } catch (e) {
  18         try {
  19                 xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  20         } catch (E) {
  21                 xmlhttp = false;
  22         }
  23 }
  24 @end @*/
  25
  26 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
  27         xmlhttp = new XMLHttpRequest();
  28 }
  29
  30 function toggleTags() {
  31         display_tags = !display_tags;
  32
  33         var p = document.getElementById("dispSwitchPrompt");
  34
  35         if (display_tags) {
  36                 p.innerHTML = "display feeds";
  37         } else {
  38                 p.innerHTML = "display tags";
  39         }
  40
  41         updateFeedList();
  42 }
  43
  44 function dlg_frefresh_callback() {
  45         if (xmlhttp.readyState == 4) {
  46                 notify(xmlhttp.responseText);
  47                 updateFeedList(false, false);
  48                 if (_qfd_deleted_feed) {
  49                         var hframe = document.getElementById("headlines-frame");
  50                         if (hframe) {
  51                                 hframe.src = "backend.php?op=error&msg=No%20feed%20selected.";
  52                         }
  53                 }
  54                 closeDlg();
  55         }
  56 }
  57
  58 function dlg_submit_callback() {
  59         if (xmlhttp.readyState == 4) {
  60                 notify(xmlhttp.responseText);
  61                 closeDlg();
  62         }
  63 }
  64
  65 function dlg_display_callback() {
  66         if (xmlhttp.readyState == 4) {
  67                 var dlg = document.getElementById("userDlg");
  68                 var dlg_s = document.getElementById("userDlgShadow");
  69
  70                 dlg.innerHTML = xmlhttp.responseText;
  71                 dlg_s.style.display = "block";
  72         }
  73 }
  74
  75 function hide_unread_callback() {
  76         if (xmlhttp.readyState == 4) {
  77
  78                 try {
  79
  80                         var reply = xmlhttp.responseXML.firstChild.firstChild;
  81                         var value = reply.getAttribute("value");
  82                         var hide_read_feeds = (value != "false")
  83                         var feeds_doc = window.frames["feeds-frame"].document;
  84
  85                         hideOrShowFeeds(feeds_doc, hide_read_feeds);
  86
  87                         if (hide_read_feeds) {
  88                                 setCookie("ttrss_vf_hreadf", 1);
  89                         } else {
  90                                 setCookie("ttrss_vf_hreadf", 0);
  91                         }
  92
  93                 } catch (e) {
  94                         exception_error("hide_unread_callback", e);
  95                 }
  96
  97         }
  98 }
  99
 100 function refetch_callback() {
 101         if (xmlhttp.readyState == 4) {
 102                 try {
 103
 104                         if (!xmlhttp.responseXML) {
 105                                 notify("refetch_callback: backend did not return valid XML");
 106                                 return;
 107                         }
 108
 109                         var reply = xmlhttp.responseXML.firstChild;
 110
 111                         if (!reply) {
 112                                 notify("refetch_callback: backend did not return expected XML object");
 113                                 updateTitle("");
 114                                 return;
 115                         }
 116
 117                         var error_code = reply.getAttribute("error-code");
 118
 119                         if (error_code && error_code != 0) {
 120                                 return fatalError(error_code);
 121                         }
 122
 123                         var f_document = window.frames["feeds-frame"].document;
 124
 125                         parse_counters(reply, f_document, window);
 126
 127                         if (!daemon_enabled) {
 128                                 notify("All feeds updated.");
 129                         } else {
 130                                 global_unread = 0;
 131                         }
 132                         updateTitle("");
 133                 } catch (e) {
 134                         exception_error("refetch_callback", e);
 135                         updateTitle("");
 136                 }
 137         }
 138 }
 139
 140 function backend_sanity_check_callback() {
 141
 142         if (xmlhttp.readyState == 4) {
 143
 144                 try {
 145
 146                         if (!xmlhttp.responseXML) {
 147                                 fatalError(3);
 148                                 return;
 149                         }
 150
 151                         var reply = xmlhttp.responseXML.firstChild;
 152
 153                         if (!reply) {
 154                                 fatalError(3);
 155                                 return;
 156                         }
 157
 158                         var error_code = reply.getAttribute("error-code");
 159
 160                         if (error_code && error_code != 0) {
 161                                 return fatalError(error_code);
 162                         }
 163
 164                         init_second_stage();
 165
 166                 } catch (e) {
 167                         exception_error("backend_sanity_check_callback", e);
 168                 }
 169         }
 170 }
 171
 172 function scheduleFeedUpdate(force) {
 173
 174         if (!daemon_enabled) {
 175                 notify("Updating feeds, please wait.");
 176                 updateTitle("Updating");
 177         }
 178
 179         var query_str = "backend.php?op=rpc&subop=";
 180
 181         if (force) {
 182                 query_str = query_str + "forceUpdateAllFeeds";
 183         } else {
 184                 query_str = query_str + "updateAllFeeds";
 185         }
 186
 187         var omode;
 188
 189         if (display_tags) {
 190                 omode = "t";
 191         } else {
 192                 omode = "fl";
 193         }
 194
 195         query_str = query_str + "&omode=" + omode;
 196         query_str = query_str + "&uctr=" + global_unread;
 197
 198         if (xmlhttp_ready(xmlhttp)) {
 199                 xmlhttp.open("GET", query_str, true);
 200                 xmlhttp.onreadystatechange=refetch_callback;
 201                 xmlhttp.send(null);
 202         } else {
 203                 printLockingError();
 204         }
 205 }
 206
 207 function updateFeedList(silent, fetch) {
 208
 209 //      if (silent != true) {
 210 //              notify("Loading feed list...");
 211 //      }
 212
 213         var query_str = "backend.php?op=feeds";
 214
 215         if (display_tags) {
 216                 query_str = query_str + "&tags=1";
 217         }
 218
 219         if (getActiveFeedId()) {
 220                 query_str = query_str + "&actid=" + getActiveFeedId();
 221         }
 222
 223         if (fetch) query_str = query_str + "&fetch=yes";
 224
 225         var feeds_frame = document.getElementById("feeds-frame");
 226
 227         feeds_frame.src = query_str;
 228 }
 229
 230 function catchupAllFeeds() {
 231
 232         var query_str = "backend.php?op=feeds&subop=catchupAll";
 233
 234         notify("Marking all feeds as read...");
 235
 236         var feeds_frame = document.getElementById("feeds-frame");
 237
 238         feeds_frame.src = query_str;
 239
 240         global_unread = 0;
 241         updateTitle("");
 242
 243 }
 244
 245 function viewCurrentFeed(skip, subop) {
 246
 247         if (getActiveFeedId()) {
 248                 viewfeed(getActiveFeedId(), skip, subop);
 249         } else {
 250                 disableContainerChildren("headlinesToolbar", false, document);
 251                 viewfeed(-1, skip, subop); // FIXME
 252         }
 253 }
 254
 255 function viewfeed(feed, skip, subop) {
 256         var f = window.frames["feeds-frame"];
 257         f.viewfeed(feed, skip, subop);
 258 }
 259
 260 function timeout() {
 261         scheduleFeedUpdate(false);
 262
 263         var refresh_time = getCookie('ttrss_vf_refresh');
 264
 265         if (!refresh_time) refresh_time = 600;
 266
 267         setTimeout("timeout()", refresh_time*1000);
 268 }
 269
 270 function resetSearch() {
 271         var searchbox = document.getElementById("searchbox")
 272
 273         if (searchbox.value != "" && getActiveFeedId()) {
 274                 searchbox.value = "";
 275                 viewfeed(getActiveFeedId(), 0, "");
 276         }
 277 }
 278
 279 function search() {
 280         closeDlg();
 281         viewCurrentFeed(0, "");
 282 }
 283
 284 function localPiggieFunction(enable) {
 285         if (enable) {
 286                 var query_str = "backend.php?op=feeds&subop=piggie";
 287
 288                 if (xmlhttp_ready(xmlhttp)) {
 289
 290                         xmlhttp.open("GET", query_str, true);
 291                         xmlhttp.onreadystatechange=feedlist_callback;
 292                         xmlhttp.send(null);
 293                 }
 294         }
 295 }
 296
 297 function localHotkeyHandler(keycode) {
 298
 299 /*      if (keycode == 78) {
 300                 return moveToPost('next');
 301         }
 302
 303         if (keycode == 80) {
 304                 return moveToPost('prev');
 305         } */
 306
 307         if (keycode == 82) { // r
 308                 return scheduleFeedUpdate(true);
 309         }
 310
 311         if (keycode == 85) { // u
 312                 if (getActiveFeedId()) {
 313                         return viewfeed(getActiveFeedId(), 0, "ForceUpdate");
 314                 }
 315         }
 316
 317         if (keycode == 65) { // a
 318                 return toggleDispRead();
 319         }
 320
 321         var f_doc = window.frames["feeds-frame"].document;
 322         var feedlist = f_doc.getElementById('feedList');
 323
 324         if (keycode == 74) { // j
 325                 var feed = getActiveFeedId();
 326                 var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
 327                 if (new_feed) viewfeed(new_feed, 0, '');
 328         }
 329
 330         if (keycode == 75) { // k
 331                 var feed = getActiveFeedId();
 332                 var new_feed = getRelativeFeedId(feedlist, feed, 'next');
 333                 if (new_feed) viewfeed(new_feed, 0, '');
 334         }
 335
 336 //      notify("KC: " + keycode);
 337
 338 }
 339
 340 // if argument is undefined, current subtitle is not updated
 341 // use blank string to clear subtitle
 342 function updateTitle(s) {
 343         var tmp = "Tiny Tiny RSS";
 344
 345         if (s != undefined) {
 346                 current_subtitle = s;
 347         }
 348
 349         if (global_unread > 0) {
 350                 tmp = tmp + " (" + global_unread + ")";
 351         }
 352
 353         if (current_subtitle) {
 354                 tmp = tmp + " - " + current_subtitle;
 355         }
 356
 357         if (active_title_text.length > 0) {
 358                 tmp = tmp + " > " + active_title_text;
 359         }
 360
 361         document.title = tmp;
 362 }
 363
 364 function genericSanityCheck() {
 365
 366         if (!xmlhttp) fatalError(1);
 367
 368         setCookie("ttrss_vf_test", "TEST");
 369
 370         if (getCookie("ttrss_vf_test") != "TEST") {
 371                 fatalError(2);
 372         }
 373
 374         return true;
 375 }
 376
 377 function init() {
 378
 379         try {
 380
 381                 disableContainerChildren("headlinesToolbar", true);
 382
 383                 if (!genericSanityCheck())
 384                         return;
 385
 386                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
 387                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
 388                 xmlhttp.send(null);
 389
 390         } catch (e) {
 391                 exception_error("init", e);
 392         }
 393 }
 394
 395 function init_second_stage() {
 396
 397         try {
 398
 399                 setCookie("ttrss_vf_actfeed", "");
 400
 401                 updateFeedList(false, false);
 402                 document.onkeydown = hotkey_handler;
 403
 404                 var viewbox = document.getElementById("viewbox");
 405                 var limitbox = document.getElementById("limitbox");
 406
 407                 dropboxSelect(viewbox, getCookie("ttrss_vf_vmode"));
 408                 dropboxSelect(limitbox, getCookie("ttrss_vf_limit"));
 409
 410                 daemon_enabled = getCookie("ttrss_vf_daemon");
 411
 412         } catch (e) {
 413                 exception_error("init_second_stage", e);
 414         }
 415 }
 416
 417 function quickMenuChange() {
 418         var chooser = document.getElementById("quickMenuChooser");
 419         var opid = chooser[chooser.selectedIndex].id;
 420
 421         chooser.selectedIndex = 0;
 422         quickMenuGo(opid);
 423 }
 424
 425 function quickMenuGo(opid) {
 426
 427
 428         if (opid == "qmcPrefs") {
 429                 gotoPreferences();
 430         }
 431
 432         if (opid == "qmcSearch") {
 433                 displayDlg("search", getActiveFeedId());
 434                 return;
 435         }
 436
 437         if (opid == "qmcAddFeed") {
 438                 displayDlg("quickAddFeed");
 439                 return;
 440         }
 441
 442         if (opid == "qmcRemoveFeed") {
 443                 var actid = getActiveFeedId();
 444
 445                 if (!actid) {
 446                         notify("Please select some feed first.");
 447                         return;
 448                 }
 449
 450                 if (confirm("Remove current feed?")) {
 451                         qfdDelete(actid);
 452                 }
 453
 454                 return;
 455         }
 456
 457         if (opid == "qmcUpdateFeeds") {
 458                 scheduleFeedUpdate(true);
 459                 return;
 460         }
 461
 462         if (opid == "qmcCatchupAll") {
 463                 catchupAllFeeds();
 464                 return;
 465         }
 466
 467         if (opid == "qmcShowOnlyUnread") {
 468                 toggleDispRead();
 469                 return;
 470         }
 471
 472         if (opid == "qmcAddFilter") {
 473                 displayDlg("quickAddFilter", getActiveFeedId());
 474         }
 475
 476 }
 477
 478 function qafAdd() {
 479
 480         if (!xmlhttp_ready(xmlhttp)) {
 481                 printLockingError();
 482                 return
 483         }
 484
 485         var link = document.getElementById("qafInput");
 486
 487         if (link.value.length == 0) {
 488                 notify("Missing feed URL.");
 489         } else {
 490                 notify("Adding feed...");
 491
 492                 var cat = document.getElementById("qafCat");
 493                 var cat_id = "";
 494
 495                 if (cat) {
 496                         cat_id = cat[cat.selectedIndex].id;
 497                 } else {
 498                         cat_id = 0;
 499                 }
 500
 501                 var feeds_doc = window.frames["feeds-frame"].document;
 502
 503                 feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 504
 505                 xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=add&link=" +
 506                         param_escape(link.value) + "&cid=" + param_escape(cat_id), true);
 507                 xmlhttp.onreadystatechange=dlg_frefresh_callback;
 508                 xmlhttp.send(null);
 509
 510                 link.value = "";
 511
 512         }
 513 }
 514
 515 function qaddFilter() {
 516
 517         if (!xmlhttp_ready(xmlhttp)) {
 518                 printLockingError();
 519                 return
 520         }
 521
 522         var regexp = document.getElementById("fadd_regexp");
 523         var match = document.getElementById("fadd_match");
 524         var feed = document.getElementById("fadd_feed");
 525         var action = document.getElementById("fadd_action");
 526
 527         if (regexp.value.length == 0) {
 528                 notify("Missing filter expression.");
 529         } else {
 530                 notify("Adding filter...");
 531
 532                 var v_match = match[match.selectedIndex].text;
 533                 var feed_id = feed[feed.selectedIndex].id;
 534                 var action_id = action[action.selectedIndex].id;
 535
 536                 xmlhttp.open("GET", "backend.php?op=pref-filters&quiet=1&subop=add&regexp=" +
 537                         param_escape(regexp.value) + "&match=" + v_match +
 538                         "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 539
 540                 xmlhttp.onreadystatechange=dlg_submit_callback;
 541                 xmlhttp.send(null);
 542
 543                 regexp.value = "";
 544         }
 545
 546 }
 547
 548
 549 function displayDlg(id, param) {
 550
 551         if (!xmlhttp_ready(xmlhttp)) {
 552                 printLockingError();
 553                 return
 554         }
 555
 556         notify("");
 557
 558         xmlhttp.open("GET", "backend.php?op=dlg&id=" +
 559                 param_escape(id) + "&param=" + param_escape(param), true);
 560         xmlhttp.onreadystatechange=dlg_display_callback;
 561         xmlhttp.send(null);
 562
 563         disableHotkeys();
 564 }
 565
 566 function closeDlg() {
 567         var dlg = document.getElementById("userDlgShadow");
 568         dlg.style.display = "none";
 569         enableHotkeys();
 570 }
 571
 572 function qfdDelete(feed_id) {
 573
 574         notify("Removing feed...");
 575
 576         if (!xmlhttp_ready(xmlhttp)) {
 577                 printLockingError();
 578                 return
 579         }
 580
 581 //      var feeds_doc = window.frames["feeds-frame"].document;
 582 //      feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 583
 584         _qfd_deleted_feed = feed_id;
 585
 586         xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id);
 587         xmlhttp.onreadystatechange=dlg_frefresh_callback;
 588         xmlhttp.send(null);
 589 }
 590
 591
 592 function allFeedsMenuChange() {
 593         var chooser = document.getElementById("allFeedsChooser");
 594
 595         var opname = chooser[chooser.selectedIndex].text;
 596
 597         chooser.selectedIndex = 0;
 598
 599         if (opname == "Update") {
 600                 scheduleFeedUpdate(true);
 601                 return;
 602         }
 603
 604         if (opname == "Mark as read") {
 605                 catchupAllFeeds();
 606                 return;
 607         }
 608
 609         if (opname == "Show only unread") {
 610                 toggleDispRead();
 611                 return;
 612         }
 613
 614 }
 615
 616 function updateFeedTitle(t) {
 617         active_title_text = t;
 618         updateTitle();
 619 }
 620
 621 function toggleDispRead() {
 622         try {
 623
 624                 if (!xmlhttp_ready(xmlhttp)) {
 625                         printLockingError();
 626                         return
 627                 }
 628
 629                 var hide_read_feeds = (getCookie("ttrss_vf_hreadf") == 1);
 630
 631                 hide_read_feeds = !hide_read_feeds;
 632
 633                 var query = "backend.php?op=rpc&subop=setpref" +
 634                         "&key=HIDE_READ_FEEDS&value=" + param_escape(hide_read_feeds);
 635
 636                 xmlhttp.open("GET", query);
 637                 xmlhttp.onreadystatechange=hide_unread_callback;
 638                 xmlhttp.send(null);
 639
 640         } catch (e) {
 641                 exception_error("toggleDispRead", e);
 642         }
 643 }
 644