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                                 return;
 114                         }
 115
 116                         var error_code = reply.getAttribute("error-code");
 117
 118                         if (error_code && error_code != 0) {
 119                                 return fatalError(error_code);
 120                         }
 121
 122                         var f_document = window.frames["feeds-frame"].document;
 123
 124                         parse_counters(reply, f_document, window);
 125
 126                         updateTitle("");
 127                         notify("All feeds updated.");
 128                 } catch (e) {
 129                         exception_error("refetch_callback", e);
 130                 }
 131         }
 132 }
 133
 134 function backend_sanity_check_callback() {
 135
 136         if (xmlhttp.readyState == 4) {
 137
 138                 try {
 139
 140                         if (!xmlhttp.responseXML) {
 141                                 fatalError(3);
 142                                 return;
 143                         }
 144
 145                         var reply = xmlhttp.responseXML.firstChild;
 146
 147                         if (!reply) {
 148                                 fatalError(3);
 149                                 return;
 150                         }
 151
 152                         var error_code = reply.getAttribute("error-code");
 153
 154                         if (error_code && error_code != 0) {
 155                                 return fatalError(error_code);
 156                         }
 157
 158                         init_second_stage();
 159
 160                 } catch (e) {
 161                         exception_error("backend_sanity_check_callback", e);
 162                 }
 163         }
 164 }
 165
 166 function scheduleFeedUpdate(force) {
 167
 168         notify("Updating feeds, please wait.");
 169
 170 //      document.title = "Tiny Tiny RSS - Updating...";
 171
 172         updateTitle("Updating");
 173
 174         var query_str = "backend.php?op=rpc&subop=";
 175
 176         if (force) {
 177                 query_str = query_str + "forceUpdateAllFeeds";
 178         } else {
 179                 query_str = query_str + "updateAllFeeds";
 180         }
 181
 182         var omode;
 183
 184         if (display_tags) {
 185                 omode = "t";
 186         } else {
 187                 omode = "fl";
 188         }
 189
 190         query_str = query_str + "&omode=" + omode;
 191
 192         if (xmlhttp_ready(xmlhttp)) {
 193                 xmlhttp.open("GET", query_str, true);
 194                 xmlhttp.onreadystatechange=refetch_callback;
 195                 xmlhttp.send(null);
 196         } else {
 197                 printLockingError();
 198         }
 199 }
 200
 201 function updateFeedList(silent, fetch) {
 202
 203 //      if (silent != true) {
 204 //              notify("Loading feed list...");
 205 //      }
 206
 207         var query_str = "backend.php?op=feeds";
 208
 209         if (display_tags) {
 210                 query_str = query_str + "&tags=1";
 211         }
 212
 213         if (getActiveFeedId()) {
 214                 query_str = query_str + "&actid=" + getActiveFeedId();
 215         }
 216
 217         if (fetch) query_str = query_str + "&fetch=yes";
 218
 219         var feeds_frame = document.getElementById("feeds-frame");
 220
 221         feeds_frame.src = query_str;
 222 }
 223
 224 function catchupAllFeeds() {
 225
 226         var query_str = "backend.php?op=feeds&subop=catchupAll";
 227
 228         notify("Marking all feeds as read...");
 229
 230         var feeds_frame = document.getElementById("feeds-frame");
 231
 232         feeds_frame.src = query_str;
 233
 234         global_unread = 0;
 235         updateTitle("");
 236
 237 }
 238
 239 function viewCurrentFeed(skip, subop) {
 240
 241         if (getActiveFeedId()) {
 242                 viewfeed(getActiveFeedId(), skip, subop);
 243         } else {
 244                 disableContainerChildren("headlinesToolbar", false, document);
 245                 viewfeed(-1, skip, subop); // FIXME
 246         }
 247 }
 248
 249 function viewfeed(feed, skip, subop) {
 250         var f = window.frames["feeds-frame"];
 251         f.viewfeed(feed, skip, subop);
 252 }
 253
 254 function timeout() {
 255         scheduleFeedUpdate(false);
 256         setTimeout("timeout()", 900*1000);
 257 }
 258
 259 function resetSearch() {
 260         var searchbox = document.getElementById("searchbox")
 261
 262         if (searchbox.value != "" && getActiveFeedId()) {
 263                 searchbox.value = "";
 264                 viewfeed(getActiveFeedId(), 0, "");
 265         }
 266 }
 267
 268 function search() {
 269         closeDlg();
 270         viewCurrentFeed(0, "");
 271 }
 272
 273 function localPiggieFunction(enable) {
 274         if (enable) {
 275                 var query_str = "backend.php?op=feeds&subop=piggie";
 276
 277                 if (xmlhttp_ready(xmlhttp)) {
 278
 279                         xmlhttp.open("GET", query_str, true);
 280                         xmlhttp.onreadystatechange=feedlist_callback;
 281                         xmlhttp.send(null);
 282                 }
 283         }
 284 }
 285
 286 function localHotkeyHandler(keycode) {
 287
 288 /*      if (keycode == 78) {
 289                 return moveToPost('next');
 290         }
 291
 292         if (keycode == 80) {
 293                 return moveToPost('prev');
 294         } */
 295
 296         if (keycode == 82) { // r
 297                 return scheduleFeedUpdate(true);
 298         }
 299
 300         if (keycode == 85) { // u
 301                 if (getActiveFeedId()) {
 302                         return viewfeed(getActiveFeedId(), 0, "ForceUpdate");
 303                 }
 304         }
 305
 306         if (keycode == 65) { // a
 307                 return toggleDispRead();
 308         }
 309
 310         var f_doc = window.frames["feeds-frame"].document;
 311         var feedlist = f_doc.getElementById('feedList');
 312
 313         if (keycode == 74) { // j
 314                 var feed = getActiveFeedId();
 315                 var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
 316                 if (new_feed) viewfeed(new_feed, 0, '');
 317         }
 318
 319         if (keycode == 75) { // k
 320                 var feed = getActiveFeedId();
 321                 var new_feed = getRelativeFeedId(feedlist, feed, 'next');
 322                 if (new_feed) viewfeed(new_feed, 0, '');
 323         }
 324
 325 //      notify("KC: " + keycode);
 326
 327 }
 328
 329 // if argument is undefined, current subtitle is not updated
 330 // use blank string to clear subtitle
 331 function updateTitle(s) {
 332         var tmp = "Tiny Tiny RSS";
 333
 334         if (s && s.length > 0) {
 335                 current_subtitle = s;
 336         }
 337
 338         if (global_unread > 0) {
 339                 tmp = tmp + " (" + global_unread + ")";
 340         }
 341
 342         if (s) {
 343                 tmp = tmp + " - " + current_subtitle;
 344         }
 345
 346         if (active_title_text.length > 0) {
 347                 tmp = tmp + " > " + active_title_text;
 348         }
 349
 350         document.title = tmp;
 351 }
 352
 353 function genericSanityCheck() {
 354
 355         if (!xmlhttp) fatalError(1);
 356
 357         setCookie("ttrss_vf_test", "TEST");
 358
 359         if (getCookie("ttrss_vf_test") != "TEST") {
 360                 fatalError(2);
 361         }
 362
 363         return true;
 364 }
 365
 366 function init() {
 367
 368         try {
 369
 370                 disableContainerChildren("headlinesToolbar", true);
 371
 372                 if (!genericSanityCheck())
 373                         return;
 374
 375                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
 376                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
 377                 xmlhttp.send(null);
 378
 379         } catch (e) {
 380                 exception_error("init", e);
 381         }
 382 }
 383
 384 function init_second_stage() {
 385
 386         try {
 387
 388                 setCookie("ttrss_vf_actfeed", "");
 389
 390                 updateFeedList(false, false);
 391                 document.onkeydown = hotkey_handler;
 392
 393                 var viewbox = document.getElementById("viewbox");
 394                 var limitbox = document.getElementById("limitbox");
 395
 396                 dropboxSelect(viewbox, getCookie("ttrss_vf_vmode"));
 397                 dropboxSelect(limitbox, getCookie("ttrss_vf_limit"));
 398
 399         } catch (e) {
 400                 exception_error("init_second_stage", e);
 401         }
 402 }
 403
 404 function quickMenuGo() {
 405
 406         var chooser = document.getElementById("quickMenuChooser");
 407         var opid = chooser[chooser.selectedIndex].id;
 408
 409         if (opid == "qmcPrefs") {
 410                 gotoPreferences();
 411         }
 412
 413         if (opid == "qmcSearch") {
 414                 displayDlg("search", getActiveFeedId());
 415                 return;
 416         }
 417
 418         if (opid == "qmcAddFeed") {
 419                 displayDlg("quickAddFeed");
 420                 return;
 421         }
 422
 423         if (opid == "qmcRemoveFeed") {
 424                 var actid = getActiveFeedId();
 425
 426                 if (!actid) {
 427                         notify("Please select some feed first.");
 428                         return;
 429                 }
 430
 431                 if (confirm("Remove current feed?")) {
 432                         qfdDelete(actid);
 433                 }
 434
 435                 return;
 436         }
 437
 438         if (opid == "qmcUpdateFeeds") {
 439                 scheduleFeedUpdate(true);
 440                 return;
 441         }
 442
 443         if (opid == "qmcCatchupAll") {
 444                 catchupAllFeeds();
 445                 return;
 446         }
 447
 448         if (opid == "qmcShowOnlyUnread") {
 449                 toggleDispRead();
 450                 return;
 451         }
 452
 453         if (opid == "qmcAddFilter") {
 454                 displayDlg("quickAddFilter", getActiveFeedId());
 455         }
 456
 457 }
 458
 459 function qafAdd() {
 460
 461         if (!xmlhttp_ready(xmlhttp)) {
 462                 printLockingError();
 463                 return
 464         }
 465
 466         var link = document.getElementById("qafInput");
 467
 468         if (link.value.length == 0) {
 469                 notify("Missing feed URL.");
 470         } else {
 471                 notify("Adding feed...");
 472
 473                 var cat = document.getElementById("qafCat");
 474                 var cat_id = "";
 475
 476                 if (cat) {
 477                         cat_id = cat[cat.selectedIndex].id;
 478                 } else {
 479                         cat_id = 0;
 480                 }
 481
 482                 var feeds_doc = window.frames["feeds-frame"].document;
 483
 484                 feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 485
 486                 xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=add&link=" +
 487                         param_escape(link.value) + "&cid=" + param_escape(cat_id), true);
 488                 xmlhttp.onreadystatechange=dlg_frefresh_callback;
 489                 xmlhttp.send(null);
 490
 491                 link.value = "";
 492
 493         }
 494 }
 495
 496 function qaddFilter() {
 497
 498         if (!xmlhttp_ready(xmlhttp)) {
 499                 printLockingError();
 500                 return
 501         }
 502
 503         var regexp = document.getElementById("fadd_regexp");
 504         var match = document.getElementById("fadd_match");
 505         var feed = document.getElementById("fadd_feed");
 506         var action = document.getElementById("fadd_action");
 507
 508         if (regexp.value.length == 0) {
 509                 notify("Missing filter expression.");
 510         } else {
 511                 notify("Adding filter...");
 512
 513                 var v_match = match[match.selectedIndex].text;
 514                 var feed_id = feed[feed.selectedIndex].id;
 515                 var action_id = action[action.selectedIndex].id;
 516
 517                 xmlhttp.open("GET", "backend.php?op=pref-filters&quiet=1&subop=add&regexp=" +
 518                         param_escape(regexp.value) + "&match=" + v_match +
 519                         "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 520
 521                 xmlhttp.onreadystatechange=dlg_submit_callback;
 522                 xmlhttp.send(null);
 523
 524                 regexp.value = "";
 525         }
 526
 527 }
 528
 529
 530 function displayDlg(id, param) {
 531
 532         if (!xmlhttp_ready(xmlhttp)) {
 533                 printLockingError();
 534                 return
 535         }
 536
 537         notify("");
 538
 539         xmlhttp.open("GET", "backend.php?op=dlg&id=" +
 540                 param_escape(id) + "&param=" + param_escape(param), true);
 541         xmlhttp.onreadystatechange=dlg_display_callback;
 542         xmlhttp.send(null);
 543
 544         disableHotkeys();
 545 }
 546
 547 function closeDlg() {
 548         var dlg = document.getElementById("userDlgShadow");
 549         dlg.style.display = "none";
 550         enableHotkeys();
 551 }
 552
 553 function qfdDelete(feed_id) {
 554
 555         notify("Removing feed...");
 556
 557         if (!xmlhttp_ready(xmlhttp)) {
 558                 printLockingError();
 559                 return
 560         }
 561
 562 //      var feeds_doc = window.frames["feeds-frame"].document;
 563 //      feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 564
 565         _qfd_deleted_feed = feed_id;
 566
 567         xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id);
 568         xmlhttp.onreadystatechange=dlg_frefresh_callback;
 569         xmlhttp.send(null);
 570 }
 571
 572
 573 function allFeedsMenuGo() {
 574         var chooser = document.getElementById("allFeedsChooser");
 575
 576         var opname = chooser[chooser.selectedIndex].text;
 577
 578         if (opname == "Update") {
 579                 scheduleFeedUpdate(true);
 580                 return;
 581         }
 582
 583         if (opname == "Mark as read") {
 584                 catchupAllFeeds();
 585                 return;
 586         }
 587
 588         if (opname == "Show only unread") {
 589                 toggleDispRead();
 590                 return;
 591         }
 592
 593 }
 594
 595 function updateFeedTitle(t) {
 596         active_title_text = t;
 597         updateTitle();
 598 }
 599
 600 function toggleDispRead() {
 601         try {
 602
 603                 if (!xmlhttp_ready(xmlhttp)) {
 604                         printLockingError();
 605                         return
 606                 }
 607
 608                 var hide_read_feeds = (getCookie("ttrss_vf_hreadf") == 1);
 609
 610                 hide_read_feeds = !hide_read_feeds;
 611
 612                 var query = "backend.php?op=rpc&subop=setpref" +
 613                         "&key=HIDE_READ_FEEDS&value=" + param_escape(hide_read_feeds);
 614
 615                 xmlhttp.open("GET", query);
 616                 xmlhttp.onreadystatechange=hide_unread_callback;
 617                 xmlhttp.send(null);
 618
 619         } catch (e) {
 620                 exception_error("toggleDispRead", e);
 621         }
 622 }
 623