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