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                         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, please wait.");
 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         closeDlg();
 245         viewCurrentFeed(0, "");
 246 }
 247
 248 function localPiggieFunction(enable) {
 249         if (enable) {
 250                 var query_str = "backend.php?op=feeds&subop=piggie";
 251
 252                 if (xmlhttp_ready(xmlhttp)) {
 253
 254                         xmlhttp.open("GET", query_str, true);
 255                         xmlhttp.onreadystatechange=feedlist_callback;
 256                         xmlhttp.send(null);
 257                 }
 258         }
 259 }
 260
 261 function localHotkeyHandler(keycode) {
 262
 263 /*      if (keycode == 78) {
 264                 return moveToPost('next');
 265         }
 266
 267         if (keycode == 80) {
 268                 return moveToPost('prev');
 269         } */
 270
 271         if (keycode == 82) { // r
 272                 return scheduleFeedUpdate(true);
 273         }
 274
 275         if (keycode == 85) { // u
 276                 if (getActiveFeedId()) {
 277                         return viewfeed(getActiveFeedId(), 0, "ForceUpdate");
 278                 }
 279         }
 280
 281         if (keycode == 65) { // a
 282                 return toggleDispRead();
 283         }
 284
 285         var f_doc = window.frames["feeds-frame"].document;
 286         var feedlist = f_doc.getElementById('feedList');
 287
 288         if (keycode == 74) { // j
 289                 var feed = getActiveFeedId();
 290                 var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
 291                 if (new_feed) viewfeed(new_feed, 0, '');
 292         }
 293
 294         if (keycode == 75) { // k
 295                 var feed = getActiveFeedId();
 296                 var new_feed = getRelativeFeedId(feedlist, feed, 'next');
 297                 if (new_feed) viewfeed(new_feed, 0, '');
 298         }
 299
 300 //      notify("KC: " + keycode);
 301
 302 }
 303
 304 // if argument is undefined, current subtitle is not updated
 305 // use blank string to clear subtitle
 306 function updateTitle(s) {
 307         var tmp = "Tiny Tiny RSS";
 308
 309         if (s && s.length > 0) {
 310                 current_subtitle = s;
 311         }
 312
 313         if (global_unread > 0) {
 314                 tmp = tmp + " (" + global_unread + ")";
 315         }
 316
 317         if (s) {
 318                 tmp = tmp + " - " + current_subtitle;
 319         }
 320
 321         if (active_title_text.length > 0) {
 322                 tmp = tmp + " > " + active_title_text;
 323         }
 324
 325         document.title = tmp;
 326 }
 327
 328 function genericSanityCheck() {
 329
 330         if (!xmlhttp) fatalError(1);
 331
 332         setCookie("ttrss_vf_test", "TEST");
 333
 334         if (getCookie("ttrss_vf_test") != "TEST") {
 335                 fatalError(2);
 336         }
 337
 338         return true;
 339 }
 340
 341 function init() {
 342
 343         try {
 344
 345                 disableContainerChildren("headlinesToolbar", true);
 346
 347                 if (!genericSanityCheck())
 348                         return;
 349
 350                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
 351                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
 352                 xmlhttp.send(null);
 353
 354         } catch (e) {
 355                 exception_error("init", e);
 356         }
 357 }
 358
 359 function init_second_stage() {
 360
 361         try {
 362
 363                 setCookie("ttrss_vf_actfeed", "");
 364
 365                 updateFeedList(false, false);
 366                 document.onkeydown = hotkey_handler;
 367
 368                 var viewbox = document.getElementById("viewbox");
 369                 var limitbox = document.getElementById("limitbox");
 370
 371                 dropboxSelect(viewbox, getCookie("ttrss_vf_vmode"));
 372                 dropboxSelect(limitbox, getCookie("ttrss_vf_limit"));
 373
 374         } catch (e) {
 375                 exception_error("init_second_stage", e);
 376         }
 377 }
 378
 379 function quickMenuGo() {
 380
 381         var chooser = document.getElementById("quickMenuChooser");
 382         var opid = chooser[chooser.selectedIndex].id;
 383
 384         if (opid == "qmcPrefs") {
 385                 gotoPreferences();
 386         }
 387
 388         if (opid == "qmcSearch") {
 389                 displayDlg("search");
 390                 return;
 391         }
 392
 393         if (opid == "qmcAddFeed") {
 394                 displayDlg("quickAddFeed");
 395                 return;
 396         }
 397
 398         if (opid == "qmcRemoveFeed") {
 399                 var actid = getActiveFeedId();
 400
 401                 if (!actid) {
 402                         notify("Please select some feed first.");
 403                         return;
 404                 }
 405
 406                 if (confirm("Remove current feed?")) {
 407                         qfdDelete(actid);
 408                 }
 409
 410                 return;
 411         }
 412
 413         if (opid == "qmcUpdateFeeds") {
 414                 scheduleFeedUpdate(true);
 415                 return;
 416         }
 417
 418         if (opid == "qmcCatchupAll") {
 419                 catchupAllFeeds();
 420                 return;
 421         }
 422
 423         if (opid == "qmcShowOnlyUnread") {
 424                 toggleDispRead();
 425                 return;
 426         }
 427
 428         if (opid == "qmcAddFilter") {
 429                 displayDlg("quickAddFilter", getActiveFeedId());
 430         }
 431
 432 }
 433
 434 function qafAdd() {
 435
 436         if (!xmlhttp_ready(xmlhttp)) {
 437                 printLockingError();
 438                 return
 439         }
 440
 441         var link = document.getElementById("qafInput");
 442
 443         if (link.value.length == 0) {
 444                 notify("Missing feed URL.");
 445         } else {
 446                 notify("Adding feed...");
 447
 448                 var cat = document.getElementById("qafCat");
 449                 var cat_id = "";
 450
 451                 if (cat) {
 452                         cat_id = cat[cat.selectedIndex].id;
 453                 } else {
 454                         cat_id = 0;
 455                 }
 456
 457                 var feeds_doc = window.frames["feeds-frame"].document;
 458
 459                 feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 460
 461                 xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=add&link=" +
 462                         param_escape(link.value) + "&cid=" + param_escape(cat_id), true);
 463                 xmlhttp.onreadystatechange=dlg_frefresh_callback;
 464                 xmlhttp.send(null);
 465
 466                 link.value = "";
 467
 468         }
 469 }
 470
 471 function qaddFilter() {
 472
 473         if (!xmlhttp_ready(xmlhttp)) {
 474                 printLockingError();
 475                 return
 476         }
 477
 478         var regexp = document.getElementById("fadd_regexp");
 479         var match = document.getElementById("fadd_match");
 480         var feed = document.getElementById("fadd_feed");
 481         var action = document.getElementById("fadd_action");
 482
 483         if (regexp.value.length == 0) {
 484                 notify("Missing filter expression.");
 485         } else {
 486                 notify("Adding filter...");
 487
 488                 var v_match = match[match.selectedIndex].text;
 489                 var feed_id = feed[feed.selectedIndex].id;
 490                 var action_id = action[action.selectedIndex].id;
 491
 492                 xmlhttp.open("GET", "backend.php?op=pref-filters&quiet=1&subop=add&regexp=" +
 493                         param_escape(regexp.value) + "&match=" + v_match +
 494                         "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 495
 496                 xmlhttp.onreadystatechange=dlg_submit_callback;
 497                 xmlhttp.send(null);
 498
 499                 regexp.value = "";
 500         }
 501
 502 }
 503
 504
 505 function displayDlg(id, param) {
 506
 507         notify("");
 508
 509         xmlhttp.open("GET", "backend.php?op=dlg&id=" +
 510                 param_escape(id) + "&param=" + param_escape(param), true);
 511         xmlhttp.onreadystatechange=dlg_display_callback;
 512         xmlhttp.send(null);
 513
 514         disableHotkeys();
 515 }
 516
 517 function closeDlg() {
 518         var dlg = document.getElementById("userDlgShadow");
 519         dlg.style.display = "none";
 520         enableHotkeys();
 521 }
 522
 523 function qfdDelete(feed_id) {
 524
 525         notify("Removing feed...");
 526
 527 //      var feeds_doc = window.frames["feeds-frame"].document;
 528 //      feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 529
 530         _qfd_deleted_feed = feed_id;
 531
 532         xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id);
 533         xmlhttp.onreadystatechange=dlg_frefresh_callback;
 534         xmlhttp.send(null);
 535 }
 536
 537
 538 function allFeedsMenuGo() {
 539         var chooser = document.getElementById("allFeedsChooser");
 540
 541         var opname = chooser[chooser.selectedIndex].text;
 542
 543         if (opname == "Update") {
 544                 scheduleFeedUpdate(true);
 545                 return;
 546         }
 547
 548         if (opname == "Mark as read") {
 549                 catchupAllFeeds();
 550                 return;
 551         }
 552
 553         if (opname == "Show only unread") {
 554                 toggleDispRead();
 555                 return;
 556         }
 557
 558 }
 559
 560 function updateFeedTitle(t) {
 561         active_title_text = t;
 562         updateTitle();
 563 }
 564
 565 function toggleDispRead() {
 566         var hide_read_feeds = (getCookie("ttrss_vf_hreadf") == 1);
 567
 568         hide_read_feeds = !hide_read_feeds;
 569
 570         var feeds_doc = window.frames["feeds-frame"].document;
 571
 572         hideOrShowFeeds(feeds_doc, hide_read_feeds);
 573
 574         if (hide_read_feeds) {
 575                 setCookie("ttrss_vf_hreadf", 1);
 576         } else {
 577                 setCookie("ttrss_vf_hreadf", 0);
 578         }
 579
 580 }
 581