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
 257         var refresh_time = getCookie('ttrss_vf_refresh');
 258
 259         if (!refresh_time) refresh_time = 600;
 260
 261         setTimeout("timeout()", refresh_time*1000);
 262 }
 263
 264 function resetSearch() {
 265         var searchbox = document.getElementById("searchbox")
 266
 267         if (searchbox.value != "" && getActiveFeedId()) {
 268                 searchbox.value = "";
 269                 viewfeed(getActiveFeedId(), 0, "");
 270         }
 271 }
 272
 273 function search() {
 274         closeDlg();
 275         viewCurrentFeed(0, "");
 276 }
 277
 278 function localPiggieFunction(enable) {
 279         if (enable) {
 280                 var query_str = "backend.php?op=feeds&subop=piggie";
 281
 282                 if (xmlhttp_ready(xmlhttp)) {
 283
 284                         xmlhttp.open("GET", query_str, true);
 285                         xmlhttp.onreadystatechange=feedlist_callback;
 286                         xmlhttp.send(null);
 287                 }
 288         }
 289 }
 290
 291 function localHotkeyHandler(keycode) {
 292
 293 /*      if (keycode == 78) {
 294                 return moveToPost('next');
 295         }
 296
 297         if (keycode == 80) {
 298                 return moveToPost('prev');
 299         } */
 300
 301         if (keycode == 82) { // r
 302                 return scheduleFeedUpdate(true);
 303         }
 304
 305         if (keycode == 85) { // u
 306                 if (getActiveFeedId()) {
 307                         return viewfeed(getActiveFeedId(), 0, "ForceUpdate");
 308                 }
 309         }
 310
 311         if (keycode == 65) { // a
 312                 return toggleDispRead();
 313         }
 314
 315         var f_doc = window.frames["feeds-frame"].document;
 316         var feedlist = f_doc.getElementById('feedList');
 317
 318         if (keycode == 74) { // j
 319                 var feed = getActiveFeedId();
 320                 var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
 321                 if (new_feed) viewfeed(new_feed, 0, '');
 322         }
 323
 324         if (keycode == 75) { // k
 325                 var feed = getActiveFeedId();
 326                 var new_feed = getRelativeFeedId(feedlist, feed, 'next');
 327                 if (new_feed) viewfeed(new_feed, 0, '');
 328         }
 329
 330 //      notify("KC: " + keycode);
 331
 332 }
 333
 334 // if argument is undefined, current subtitle is not updated
 335 // use blank string to clear subtitle
 336 function updateTitle(s) {
 337         var tmp = "Tiny Tiny RSS";
 338
 339         if (s && s.length > 0) {
 340                 current_subtitle = s;
 341         }
 342
 343         if (global_unread > 0) {
 344                 tmp = tmp + " (" + global_unread + ")";
 345         }
 346
 347         if (s) {
 348                 tmp = tmp + " - " + current_subtitle;
 349         }
 350
 351         if (active_title_text.length > 0) {
 352                 tmp = tmp + " > " + active_title_text;
 353         }
 354
 355         document.title = tmp;
 356 }
 357
 358 function genericSanityCheck() {
 359
 360         if (!xmlhttp) fatalError(1);
 361
 362         setCookie("ttrss_vf_test", "TEST");
 363
 364         if (getCookie("ttrss_vf_test") != "TEST") {
 365                 fatalError(2);
 366         }
 367
 368         return true;
 369 }
 370
 371 function init() {
 372
 373         try {
 374
 375                 disableContainerChildren("headlinesToolbar", true);
 376
 377                 if (!genericSanityCheck())
 378                         return;
 379
 380                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
 381                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
 382                 xmlhttp.send(null);
 383
 384         } catch (e) {
 385                 exception_error("init", e);
 386         }
 387 }
 388
 389 function init_second_stage() {
 390
 391         try {
 392
 393                 setCookie("ttrss_vf_actfeed", "");
 394
 395                 updateFeedList(false, false);
 396                 document.onkeydown = hotkey_handler;
 397
 398                 var viewbox = document.getElementById("viewbox");
 399                 var limitbox = document.getElementById("limitbox");
 400
 401                 dropboxSelect(viewbox, getCookie("ttrss_vf_vmode"));
 402                 dropboxSelect(limitbox, getCookie("ttrss_vf_limit"));
 403
 404         } catch (e) {
 405                 exception_error("init_second_stage", e);
 406         }
 407 }
 408
 409 function quickMenuChange() {
 410         var chooser = document.getElementById("quickMenuChooser");
 411         var opid = chooser[chooser.selectedIndex].id;
 412
 413         chooser.selectedIndex = 0;
 414         quickMenuGo(opid);
 415 }
 416
 417 function quickMenuGo(opid) {
 418
 419
 420         if (opid == "qmcPrefs") {
 421                 gotoPreferences();
 422         }
 423
 424         if (opid == "qmcSearch") {
 425                 displayDlg("search", getActiveFeedId());
 426                 return;
 427         }
 428
 429         if (opid == "qmcAddFeed") {
 430                 displayDlg("quickAddFeed");
 431                 return;
 432         }
 433
 434         if (opid == "qmcRemoveFeed") {
 435                 var actid = getActiveFeedId();
 436
 437                 if (!actid) {
 438                         notify("Please select some feed first.");
 439                         return;
 440                 }
 441
 442                 if (confirm("Remove current feed?")) {
 443                         qfdDelete(actid);
 444                 }
 445
 446                 return;
 447         }
 448
 449         if (opid == "qmcUpdateFeeds") {
 450                 scheduleFeedUpdate(true);
 451                 return;
 452         }
 453
 454         if (opid == "qmcCatchupAll") {
 455                 catchupAllFeeds();
 456                 return;
 457         }
 458
 459         if (opid == "qmcShowOnlyUnread") {
 460                 toggleDispRead();
 461                 return;
 462         }
 463
 464         if (opid == "qmcAddFilter") {
 465                 displayDlg("quickAddFilter", getActiveFeedId());
 466         }
 467
 468 }
 469
 470 function qafAdd() {
 471
 472         if (!xmlhttp_ready(xmlhttp)) {
 473                 printLockingError();
 474                 return
 475         }
 476
 477         var link = document.getElementById("qafInput");
 478
 479         if (link.value.length == 0) {
 480                 notify("Missing feed URL.");
 481         } else {
 482                 notify("Adding feed...");
 483
 484                 var cat = document.getElementById("qafCat");
 485                 var cat_id = "";
 486
 487                 if (cat) {
 488                         cat_id = cat[cat.selectedIndex].id;
 489                 } else {
 490                         cat_id = 0;
 491                 }
 492
 493                 var feeds_doc = window.frames["feeds-frame"].document;
 494
 495                 feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 496
 497                 xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=add&link=" +
 498                         param_escape(link.value) + "&cid=" + param_escape(cat_id), true);
 499                 xmlhttp.onreadystatechange=dlg_frefresh_callback;
 500                 xmlhttp.send(null);
 501
 502                 link.value = "";
 503
 504         }
 505 }
 506
 507 function qaddFilter() {
 508
 509         if (!xmlhttp_ready(xmlhttp)) {
 510                 printLockingError();
 511                 return
 512         }
 513
 514         var regexp = document.getElementById("fadd_regexp");
 515         var match = document.getElementById("fadd_match");
 516         var feed = document.getElementById("fadd_feed");
 517         var action = document.getElementById("fadd_action");
 518
 519         if (regexp.value.length == 0) {
 520                 notify("Missing filter expression.");
 521         } else {
 522                 notify("Adding filter...");
 523
 524                 var v_match = match[match.selectedIndex].text;
 525                 var feed_id = feed[feed.selectedIndex].id;
 526                 var action_id = action[action.selectedIndex].id;
 527
 528                 xmlhttp.open("GET", "backend.php?op=pref-filters&quiet=1&subop=add&regexp=" +
 529                         param_escape(regexp.value) + "&match=" + v_match +
 530                         "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 531
 532                 xmlhttp.onreadystatechange=dlg_submit_callback;
 533                 xmlhttp.send(null);
 534
 535                 regexp.value = "";
 536         }
 537
 538 }
 539
 540
 541 function displayDlg(id, param) {
 542
 543         if (!xmlhttp_ready(xmlhttp)) {
 544                 printLockingError();
 545                 return
 546         }
 547
 548         notify("");
 549
 550         xmlhttp.open("GET", "backend.php?op=dlg&id=" +
 551                 param_escape(id) + "&param=" + param_escape(param), true);
 552         xmlhttp.onreadystatechange=dlg_display_callback;
 553         xmlhttp.send(null);
 554
 555         disableHotkeys();
 556 }
 557
 558 function closeDlg() {
 559         var dlg = document.getElementById("userDlgShadow");
 560         dlg.style.display = "none";
 561         enableHotkeys();
 562 }
 563
 564 function qfdDelete(feed_id) {
 565
 566         notify("Removing feed...");
 567
 568         if (!xmlhttp_ready(xmlhttp)) {
 569                 printLockingError();
 570                 return
 571         }
 572
 573 //      var feeds_doc = window.frames["feeds-frame"].document;
 574 //      feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 575
 576         _qfd_deleted_feed = feed_id;
 577
 578         xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id);
 579         xmlhttp.onreadystatechange=dlg_frefresh_callback;
 580         xmlhttp.send(null);
 581 }
 582
 583
 584 function allFeedsMenuChange() {
 585         var chooser = document.getElementById("allFeedsChooser");
 586
 587         var opname = chooser[chooser.selectedIndex].text;
 588
 589         chooser.selectedIndex = 0;
 590
 591         if (opname == "Update") {
 592                 scheduleFeedUpdate(true);
 593                 return;
 594         }
 595
 596         if (opname == "Mark as read") {
 597                 catchupAllFeeds();
 598                 return;
 599         }
 600
 601         if (opname == "Show only unread") {
 602                 toggleDispRead();
 603                 return;
 604         }
 605
 606 }
 607
 608 function updateFeedTitle(t) {
 609         active_title_text = t;
 610         updateTitle();
 611 }
 612
 613 function toggleDispRead() {
 614         try {
 615
 616                 if (!xmlhttp_ready(xmlhttp)) {
 617                         printLockingError();
 618                         return
 619                 }
 620
 621                 var hide_read_feeds = (getCookie("ttrss_vf_hreadf") == 1);
 622
 623                 hide_read_feeds = !hide_read_feeds;
 624
 625                 var query = "backend.php?op=rpc&subop=setpref" +
 626                         "&key=HIDE_READ_FEEDS&value=" + param_escape(hide_read_feeds);
 627
 628                 xmlhttp.open("GET", query);
 629                 xmlhttp.onreadystatechange=hide_unread_callback;
 630                 xmlhttp.send(null);
 631
 632         } catch (e) {
 633                 exception_error("toggleDispRead", e);
 634         }
 635 }
 636