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