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