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 refetch_callback() {
  76         if (xmlhttp.readyState == 4) {
  77                 try {
  78
  79                         if (!xmlhttp.responseXML) {
  80                                 notify("refetch_callback: backend did not return valid XML");
  81                                 return;
  82                         }
  83
  84                         var reply = xmlhttp.responseXML.firstChild;
  85
  86                         if (!reply) {
  87                                 notify("refetch_callback: backend did not return expected XML object");
  88                                 return;
  89                         }
  90
  91                         var error_code = reply.getAttribute("error-code");
  92
  93                         if (error_code && error_code != 0) {
  94                                 return fatalError(error_code);
  95                         }
  96
  97                         var f_document = window.frames["feeds-frame"].document;
  98
  99                         parse_counters(reply, f_document, window);
 100
 101                         updateTitle("");
 102                         notify("All feeds updated.");
 103                 } catch (e) {
 104                         exception_error("refetch_callback", e);
 105                 }
 106         }
 107 }
 108
 109 function backend_sanity_check_callback() {
 110
 111         if (xmlhttp.readyState == 4) {
 112
 113                 try {
 114
 115                         alert(xmlhttp.responseText);
 116
 117                         if (!xmlhttp.responseXML) {
 118                                 fatalError(3);
 119                                 return;
 120                         }
 121
 122                         var reply = xmlhttp.responseXML.firstChild;
 123
 124                         if (!reply) {
 125                                 fatalError(3);
 126                                 return;
 127                         }
 128
 129                         var error_code = reply.getAttribute("error-code");
 130
 131                         if (error_code && error_code != 0) {
 132                                 return fatalError(error_code);
 133                         }
 134
 135                         init_second_stage();
 136
 137                 } catch (e) {
 138                         exception_error("backend_sanity_check_callback", e);
 139                 }
 140         }
 141 }
 142
 143 function scheduleFeedUpdate(force) {
 144
 145         notify("Updating feeds, please wait.");
 146
 147 //      document.title = "Tiny Tiny RSS - Updating...";
 148
 149         updateTitle("Updating");
 150
 151         var query_str = "backend.php?op=rpc&subop=";
 152
 153         if (force) {
 154                 query_str = query_str + "forceUpdateAllFeeds";
 155         } else {
 156                 query_str = query_str + "updateAllFeeds";
 157         }
 158
 159         var omode;
 160
 161         if (display_tags) {
 162                 omode = "t";
 163         } else {
 164                 omode = "fl";
 165         }
 166
 167         query_str = query_str + "&omode=" + omode;
 168
 169         if (xmlhttp_ready(xmlhttp)) {
 170                 xmlhttp.open("GET", query_str, true);
 171                 xmlhttp.onreadystatechange=refetch_callback;
 172                 xmlhttp.send(null);
 173         } else {
 174                 printLockingError();
 175         }
 176 }
 177
 178 function updateFeedList(silent, fetch) {
 179
 180 //      if (silent != true) {
 181 //              notify("Loading feed list...");
 182 //      }
 183
 184         var query_str = "backend.php?op=feeds";
 185
 186         if (display_tags) {
 187                 query_str = query_str + "&tags=1";
 188         }
 189
 190         if (getActiveFeedId()) {
 191                 query_str = query_str + "&actid=" + getActiveFeedId();
 192         }
 193
 194         if (fetch) query_str = query_str + "&fetch=yes";
 195
 196         var feeds_frame = document.getElementById("feeds-frame");
 197
 198         feeds_frame.src = query_str;
 199 }
 200
 201 function catchupAllFeeds() {
 202
 203         var query_str = "backend.php?op=feeds&subop=catchupAll";
 204
 205         notify("Marking all feeds as read...");
 206
 207         var feeds_frame = document.getElementById("feeds-frame");
 208
 209         feeds_frame.src = query_str;
 210
 211         global_unread = 0;
 212         updateTitle("");
 213
 214 }
 215
 216 function viewCurrentFeed(skip, subop) {
 217
 218         if (getActiveFeedId()) {
 219                 viewfeed(getActiveFeedId(), skip, subop);
 220         } else {
 221                 disableContainerChildren("headlinesToolbar", false, document);
 222                 viewfeed(-1, skip, subop); // FIXME
 223         }
 224 }
 225
 226 function viewfeed(feed, skip, subop) {
 227         var f = window.frames["feeds-frame"];
 228         f.viewfeed(feed, skip, subop);
 229 }
 230
 231 function timeout() {
 232         scheduleFeedUpdate(false);
 233         setTimeout("timeout()", 900*1000);
 234 }
 235
 236 function resetSearch() {
 237         var searchbox = document.getElementById("searchbox")
 238
 239         if (searchbox.value != "" && getActiveFeedId()) {
 240                 searchbox.value = "";
 241                 viewfeed(getActiveFeedId(), 0, "");
 242         }
 243 }
 244
 245 function search() {
 246         closeDlg();
 247         viewCurrentFeed(0, "");
 248 }
 249
 250 function localPiggieFunction(enable) {
 251         if (enable) {
 252                 var query_str = "backend.php?op=feeds&subop=piggie";
 253
 254                 if (xmlhttp_ready(xmlhttp)) {
 255
 256                         xmlhttp.open("GET", query_str, true);
 257                         xmlhttp.onreadystatechange=feedlist_callback;
 258                         xmlhttp.send(null);
 259                 }
 260         }
 261 }
 262
 263 function localHotkeyHandler(keycode) {
 264
 265 /*      if (keycode == 78) {
 266                 return moveToPost('next');
 267         }
 268
 269         if (keycode == 80) {
 270                 return moveToPost('prev');
 271         } */
 272
 273         if (keycode == 82) { // r
 274                 return scheduleFeedUpdate(true);
 275         }
 276
 277         if (keycode == 85) { // u
 278                 if (getActiveFeedId()) {
 279                         return viewfeed(getActiveFeedId(), 0, "ForceUpdate");
 280                 }
 281         }
 282
 283         if (keycode == 65) { // a
 284                 return toggleDispRead();
 285         }
 286
 287         var f_doc = window.frames["feeds-frame"].document;
 288         var feedlist = f_doc.getElementById('feedList');
 289
 290         if (keycode == 74) { // j
 291                 var feed = getActiveFeedId();
 292                 var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
 293                 if (new_feed) viewfeed(new_feed, 0, '');
 294         }
 295
 296         if (keycode == 75) { // k
 297                 var feed = getActiveFeedId();
 298                 var new_feed = getRelativeFeedId(feedlist, feed, 'next');
 299                 if (new_feed) viewfeed(new_feed, 0, '');
 300         }
 301
 302 //      notify("KC: " + keycode);
 303
 304 }
 305
 306 // if argument is undefined, current subtitle is not updated
 307 // use blank string to clear subtitle
 308 function updateTitle(s) {
 309         var tmp = "Tiny Tiny RSS";
 310
 311         if (s && s.length > 0) {
 312                 current_subtitle = s;
 313         }
 314
 315         if (global_unread > 0) {
 316                 tmp = tmp + " (" + global_unread + ")";
 317         }
 318
 319         if (s) {
 320                 tmp = tmp + " - " + current_subtitle;
 321         }
 322
 323         if (active_title_text.length > 0) {
 324                 tmp = tmp + " > " + active_title_text;
 325         }
 326
 327         document.title = tmp;
 328 }
 329
 330 function genericSanityCheck() {
 331
 332         if (!xmlhttp) fatalError(1);
 333
 334         setCookie("ttrss_vf_test", "TEST");
 335
 336         if (getCookie("ttrss_vf_test") != "TEST") {
 337                 fatalError(2);
 338         }
 339
 340         return true;
 341 }
 342
 343 function init() {
 344
 345         try {
 346
 347                 disableContainerChildren("headlinesToolbar", true);
 348
 349                 if (!genericSanityCheck())
 350                         return;
 351
 352                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
 353                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
 354                 xmlhttp.send(null);
 355
 356         } catch (e) {
 357                 exception_error("init", e);
 358         }
 359 }
 360
 361 function init_second_stage() {
 362
 363         try {
 364
 365                 setCookie("ttrss_vf_actfeed", "");
 366
 367                 updateFeedList(false, false);
 368                 document.onkeydown = hotkey_handler;
 369
 370                 var viewbox = document.getElementById("viewbox");
 371                 var limitbox = document.getElementById("limitbox");
 372
 373                 dropboxSelect(viewbox, getCookie("ttrss_vf_vmode"));
 374                 dropboxSelect(limitbox, getCookie("ttrss_vf_limit"));
 375
 376         } catch (e) {
 377                 exception_error("init_second_stage", e);
 378         }
 379 }
 380
 381 function quickMenuGo() {
 382
 383         var chooser = document.getElementById("quickMenuChooser");
 384         var opid = chooser[chooser.selectedIndex].id;
 385
 386         if (opid == "qmcPrefs") {
 387                 gotoPreferences();
 388         }
 389
 390         if (opid == "qmcSearch") {
 391                 displayDlg("search");
 392                 return;
 393         }
 394
 395         if (opid == "qmcAddFeed") {
 396                 displayDlg("quickAddFeed");
 397                 return;
 398         }
 399
 400         if (opid == "qmcRemoveFeed") {
 401                 var actid = getActiveFeedId();
 402
 403                 if (!actid) {
 404                         notify("Please select some feed first.");
 405                         return;
 406                 }
 407
 408                 if (confirm("Remove current feed?")) {
 409                         qfdDelete(actid);
 410                 }
 411
 412                 return;
 413         }
 414
 415         if (opid == "qmcUpdateFeeds") {
 416                 scheduleFeedUpdate(true);
 417                 return;
 418         }
 419
 420         if (opid == "qmcCatchupAll") {
 421                 catchupAllFeeds();
 422                 return;
 423         }
 424
 425         if (opid == "qmcShowOnlyUnread") {
 426                 toggleDispRead();
 427                 return;
 428         }
 429
 430         if (opid == "qmcAddFilter") {
 431                 displayDlg("quickAddFilter", getActiveFeedId());
 432         }
 433
 434 }
 435
 436 function qafAdd() {
 437
 438         if (!xmlhttp_ready(xmlhttp)) {
 439                 printLockingError();
 440                 return
 441         }
 442
 443         var link = document.getElementById("qafInput");
 444
 445         if (link.value.length == 0) {
 446                 notify("Missing feed URL.");
 447         } else {
 448                 notify("Adding feed...");
 449
 450                 var cat = document.getElementById("qafCat");
 451                 var cat_id = "";
 452
 453                 if (cat) {
 454                         cat_id = cat[cat.selectedIndex].id;
 455                 } else {
 456                         cat_id = 0;
 457                 }
 458
 459                 var feeds_doc = window.frames["feeds-frame"].document;
 460
 461                 feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 462
 463                 xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=add&link=" +
 464                         param_escape(link.value) + "&cid=" + param_escape(cat_id), true);
 465                 xmlhttp.onreadystatechange=dlg_frefresh_callback;
 466                 xmlhttp.send(null);
 467
 468                 link.value = "";
 469
 470         }
 471 }
 472
 473 function qaddFilter() {
 474
 475         if (!xmlhttp_ready(xmlhttp)) {
 476                 printLockingError();
 477                 return
 478         }
 479
 480         var regexp = document.getElementById("fadd_regexp");
 481         var match = document.getElementById("fadd_match");
 482         var feed = document.getElementById("fadd_feed");
 483         var action = document.getElementById("fadd_action");
 484
 485         if (regexp.value.length == 0) {
 486                 notify("Missing filter expression.");
 487         } else {
 488                 notify("Adding filter...");
 489
 490                 var v_match = match[match.selectedIndex].text;
 491                 var feed_id = feed[feed.selectedIndex].id;
 492                 var action_id = action[action.selectedIndex].id;
 493
 494                 xmlhttp.open("GET", "backend.php?op=pref-filters&quiet=1&subop=add&regexp=" +
 495                         param_escape(regexp.value) + "&match=" + v_match +
 496                         "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 497
 498                 xmlhttp.onreadystatechange=dlg_submit_callback;
 499                 xmlhttp.send(null);
 500
 501                 regexp.value = "";
 502         }
 503
 504 }
 505
 506
 507 function displayDlg(id, param) {
 508
 509         notify("");
 510
 511         xmlhttp.open("GET", "backend.php?op=dlg&id=" +
 512                 param_escape(id) + "&param=" + param_escape(param), true);
 513         xmlhttp.onreadystatechange=dlg_display_callback;
 514         xmlhttp.send(null);
 515
 516         disableHotkeys();
 517 }
 518
 519 function closeDlg() {
 520         var dlg = document.getElementById("userDlgShadow");
 521         dlg.style.display = "none";
 522         enableHotkeys();
 523 }
 524
 525 function qfdDelete(feed_id) {
 526
 527         notify("Removing feed...");
 528
 529 //      var feeds_doc = window.frames["feeds-frame"].document;
 530 //      feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 531
 532         _qfd_deleted_feed = feed_id;
 533
 534         xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id);
 535         xmlhttp.onreadystatechange=dlg_frefresh_callback;
 536         xmlhttp.send(null);
 537 }
 538
 539
 540 function allFeedsMenuGo() {
 541         var chooser = document.getElementById("allFeedsChooser");
 542
 543         var opname = chooser[chooser.selectedIndex].text;
 544
 545         if (opname == "Update") {
 546                 scheduleFeedUpdate(true);
 547                 return;
 548         }
 549
 550         if (opname == "Mark as read") {
 551                 catchupAllFeeds();
 552                 return;
 553         }
 554
 555         if (opname == "Show only unread") {
 556                 toggleDispRead();
 557                 return;
 558         }
 559
 560 }
 561
 562 function updateFeedTitle(t) {
 563         active_title_text = t;
 564         updateTitle();
 565 }
 566
 567 function toggleDispRead() {
 568         var hide_read_feeds = (getCookie("ttrss_vf_hreadf") == 1);
 569
 570         hide_read_feeds = !hide_read_feeds;
 571
 572         var feeds_doc = window.frames["feeds-frame"].document;
 573
 574         hideOrShowFeeds(feeds_doc, hide_read_feeds);
 575
 576         if (hide_read_feeds) {
 577                 setCookie("ttrss_vf_hreadf", 1);
 578         } else {
 579                 setCookie("ttrss_vf_hreadf", 0);
 580         }
 581
 582 }
 583