tt-rss.js

   1 var xmlhttp = false;
   2
   3 var total_unread = 0;
   4 var first_run = true;
   5
   6 var display_tags = false;
   7
   8 var global_unread = 0;
   9
  10 var active_title_text = "";
  11
  12 var current_subtitle = "";
  13
  14 /*@cc_on @*/
  15 /*@if (@_jscript_version >= 5)
  16 // JScript gives us Conditional compilation, we can cope with old IE versions.
  17 // and security blocked creation of the objects.
  18 try {
  19         xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  20 } catch (e) {
  21         try {
  22                 xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  23         } catch (E) {
  24                 xmlhttp = false;
  25         }
  26 }
  27 @end @*/
  28
  29 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
  30         xmlhttp = new XMLHttpRequest();
  31 }
  32
  33 function toggleTags() {
  34         display_tags = !display_tags;
  35
  36         var p = document.getElementById("dispSwitchPrompt");
  37
  38         if (display_tags) {
  39                 p.innerHTML = "display feeds";
  40         } else {
  41                 p.innerHTML = "display tags";
  42         }
  43
  44         updateFeedList();
  45 }
  46
  47 function dlg_frefresh_callback() {
  48         if (xmlhttp.readyState == 4) {
  49                 updateFeedList(false, false);
  50                 closeDlg();
  51         }
  52 }
  53
  54 function dialog_refresh_callback() {
  55         if (xmlhttp.readyState == 4) {
  56                 var dlg = document.getElementById("userDlg");
  57
  58                 dlg.innerHTML = xmlhttp.responseText;
  59                 dlg.style.display = "block";
  60         }
  61 }
  62
  63 function refetch_callback() {
  64         if (xmlhttp.readyState == 4) {
  65
  66 //              document.title = "Tiny Tiny RSS";
  67
  68                 if (!xmlhttp.responseXML) {
  69                         notify("refetch_callback: backend did not return valid XML");
  70                         return;
  71                 }
  72
  73                 var reply = xmlhttp.responseXML.firstChild;
  74
  75                 if (!reply) {
  76                         notify("refetch_callback: backend did not return expected XML object");
  77                         return;
  78                 }
  79
  80                 var error_code = reply.getAttribute("error-code");
  81
  82                 if (error_code && error_code != 0) {
  83                         return fatalError(error_code);
  84                 }
  85
  86                 var f_document = window.frames["feeds-frame"].document;
  87
  88                 for (var l = 0; l < reply.childNodes.length; l++) {
  89                         var id = reply.childNodes[l].getAttribute("id");
  90                         var ctr = reply.childNodes[l].getAttribute("counter");
  91
  92                         var feedctr = f_document.getElementById("FEEDCTR-" + id);
  93                         var feedu = f_document.getElementById("FEEDU-" + id);
  94                         var feedr = f_document.getElementById("FEEDR-" + id);
  95
  96 /*                      TODO figure out how to update this from viewfeed.js->view()
  97                         disabled for now...
  98
  99                         if (id == "global-unread") {
 100                                 global_unread = ctr;
 101                         } */
 102
 103                         if (feedctr && feedu && feedr) {
 104
 105                                 feedu.innerHTML = ctr;
 106
 107                                 if (ctr > 0) {
 108                                         feedctr.className = "odd";
 109                                         if (!feedr.className.match("Unread")) {
 110                                                 feedr.className = feedr.className + "Unread";
 111                                         }
 112                                 } else {
 113                                         feedctr.className = "invisible";
 114                                         feedr.className = feedr.className.replace("Unread", "");
 115                                 }
 116                         }
 117                 }
 118
 119                 updateTitle("");
 120                 notify("All feeds updated.");
 121
 122         }
 123 }
 124
 125 function backend_sanity_check_callback() {
 126
 127         if (xmlhttp.readyState == 4) {
 128
 129                 if (!xmlhttp.responseXML) {
 130                         fatalError(3);
 131                         return;
 132                 }
 133
 134                 var reply = xmlhttp.responseXML.firstChild;
 135
 136                 if (!reply) {
 137                         fatalError(3);
 138                         return;
 139                 }
 140
 141                 var error_code = reply.getAttribute("error-code");
 142
 143                 if (error_code && error_code != 0) {
 144                         return fatalError(error_code);
 145                 }
 146
 147                 init_second_stage();
 148         }
 149 }
 150
 151 /* wtf this is obsolete
 152 function updateFeed(feed_id) {
 153
 154         var query_str = "backend.php?op=rpc&subop=updateFeed&feed=" + feed_id;
 155
 156         if (xmlhttp_ready(xmlhttp)) {
 157                 xmlhttp.open("GET", query_str, true);
 158                 xmlhttp.onreadystatechange=feed_update_callback;
 159                 xmlhttp.send(null);
 160         } else {
 161                 printLockingError();
 162         }
 163
 164 }
 165 */
 166
 167 function scheduleFeedUpdate(force) {
 168
 169         notify("Updating feeds in background...");
 170
 171 //      document.title = "Tiny Tiny RSS - Updating...";
 172
 173         updateTitle("Updating");
 174
 175         var query_str = "backend.php?op=rpc&subop=";
 176
 177         if (force) {
 178                 query_str = query_str + "forceUpdateAllFeeds";
 179         } else {
 180                 query_str = query_str + "updateAllFeeds";
 181         }
 182
 183         var omode;
 184
 185         if (display_tags) {
 186                 omode = "t";
 187         } else {
 188                 omode = "fl";
 189         }
 190
 191         query_str = query_str + "&omode=" + omode;
 192
 193         if (xmlhttp_ready(xmlhttp)) {
 194                 xmlhttp.open("GET", query_str, true);
 195                 xmlhttp.onreadystatechange=refetch_callback;
 196                 xmlhttp.send(null);
 197         } else {
 198                 printLockingError();
 199         }
 200 }
 201
 202 function updateFeedList(silent, fetch) {
 203
 204 //      if (silent != true) {
 205 //              notify("Loading feed list...");
 206 //      }
 207
 208         var query_str = "backend.php?op=feeds";
 209
 210         if (display_tags) {
 211                 query_str = query_str + "&tags=1";
 212         }
 213
 214         if (getActiveFeedId()) {
 215                 query_str = query_str + "&actid=" + getActiveFeedId();
 216         }
 217
 218         if (fetch) query_str = query_str + "&fetch=yes";
 219
 220         var feeds_frame = document.getElementById("feeds-frame");
 221
 222         feeds_frame.src = query_str;
 223 }
 224
 225 function catchupAllFeeds() {
 226
 227         var query_str = "backend.php?op=feeds&subop=catchupAll";
 228
 229         notify("Marking all feeds as read...");
 230
 231         var feeds_frame = document.getElementById("feeds-frame");
 232
 233         feeds_frame.src = query_str;
 234
 235         global_unread = 0;
 236         updateTitle("");
 237
 238 }
 239
 240 function viewCurrentFeed(skip, subop) {
 241
 242         if (getActiveFeedId()) {
 243                 viewfeed(getActiveFeedId(), skip, subop);
 244         } else {
 245                 disableContainerChildren("headlinesToolbar", false, document);
 246                 viewfeed(-1, skip, subop); // FIXME
 247         }
 248 }
 249
 250 function viewfeed(feed, skip, subop) {
 251         var f = window.frames["feeds-frame"];
 252         f.viewfeed(feed, skip, subop);
 253 }
 254
 255 function timeout() {
 256         scheduleFeedUpdate(false);
 257         setTimeout("timeout()", 1800*1000);
 258 }
 259
 260 function resetSearch() {
 261         var searchbox = document.getElementById("searchbox")
 262
 263         if (searchbox.value != "" && getActiveFeedId()) {
 264                 searchbox.value = "";
 265                 viewfeed(getActiveFeedId(), 0, "");
 266         }
 267 }
 268
 269 function search() {
 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 //      notify("KC: " + keycode);
 311
 312 }
 313
 314 function updateTitle(s) {
 315         var tmp = "Tiny Tiny RSS";
 316
 317         if (s && s.length > 0) {
 318                 current_subtitle = s;
 319         }
 320
 321         if (global_unread > 0) {
 322                 tmp = tmp + " (" + global_unread + ")";
 323         }
 324
 325         if (s) {
 326                 tmp = tmp + " - " + current_subtitle;
 327         }
 328
 329         if (active_title_text.length > 0) {
 330                 tmp = tmp + " > " + active_title_text;
 331         }
 332
 333         document.title = tmp;
 334 }
 335
 336 function genericSanityCheck() {
 337
 338         if (!xmlhttp) fatalError(1);
 339
 340         setCookie("ttrss_vf_test", "TEST");
 341
 342         if (getCookie("ttrss_vf_test") != "TEST") {
 343                 fatalError(2);
 344         }
 345
 346 /*      if (!xmlhttp) {
 347                 document.getElementById("headlines").innerHTML =
 348                         "<b>Fatal error:</b> This program requires XmlHttpRequest " +
 349                         "to function properly. Your browser doesn't seem to support it.";
 350                 return false;
 351         }
 352
 353         setCookie("ttrss_vf_test", "TEST");
 354         if (getCookie("ttrss_vf_test") != "TEST") {
 355
 356                 document.getElementById("headlines").innerHTML =
 357                         "<b>Fatal error:</b> This program requires cookies " +
 358                         "to function properly. Your browser doesn't seem to support them.";
 359
 360                 return false;
 361         } */
 362
 363         return true;
 364 }
 365
 366 function init() {
 367
 368         disableContainerChildren("headlinesToolbar", true);
 369
 370         if (!genericSanityCheck())
 371                 return;
 372
 373         xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
 374         xmlhttp.onreadystatechange=backend_sanity_check_callback;
 375         xmlhttp.send(null);
 376
 377 }
 378
 379 function init_second_stage() {
 380
 381         setCookie("ttrss_vf_actfeed", "");
 382
 383         updateFeedList(false, false);
 384         document.onkeydown = hotkey_handler;
 385
 386         var content = document.getElementById("content");
 387
 388         if (getCookie("ttrss_vf_vmode")) {
 389                 var viewbox = document.getElementById("viewbox");
 390                 viewbox.value = getCookie("ttrss_vf_vmode");
 391         }
 392
 393         if (getCookie("ttrss_vf_limit")) {
 394                 var limitbox = document.getElementById("limitbox");
 395                 limitbox.value = getCookie("ttrss_vf_limit");
 396         }
 397
 398 //      if (getCookie("ttrss_vf_actfeed")) {
 399 //              viewfeed(getCookie("ttrss_vf_actfeed"), 0, '');
 400 //      }
 401
 402 //      setTimeout("timeout()", 2*1000);
 403 //      scheduleFeedUpdate(true);
 404
 405         var splash = document.getElementById("splash");
 406
 407         if (splash) {
 408                 splash.style.display = "none";
 409         }
 410
 411 }
 412
 413 function quickMenuGo() {
 414
 415         var chooser = document.getElementById("quickMenuChooser");
 416         var opid = chooser[chooser.selectedIndex].id;
 417
 418         if (opid == "qmcPrefs") {
 419                 gotoPreferences();
 420         }
 421
 422         if (opid == "qmcAdvSearch") {
 423                 displayDlg("search");
 424                 return;
 425         }
 426
 427         if (opid == "qmcAddFeed") {
 428                 displayDlg("quickAddFeed");
 429                 return;
 430         }
 431
 432         if (opid == "qmcRemoveFeed") {
 433                 var actid = getActiveFeedId();
 434
 435                 if (!actid) {
 436                         notify("Please select some feed first.");
 437                         return;
 438                 }
 439
 440                 displayDlg("quickDelFeed", actid);
 441                 return;
 442         }
 443
 444         if (opid == "qmcUpdateFeeds") {
 445                 scheduleFeedUpdate(true);
 446                 return;
 447         }
 448
 449         if (opid == "qmcCatchupAll") {
 450                 catchupAllFeeds();
 451                 return;
 452         }
 453
 454         if (opid == "qmcShowOnlyUnread") {
 455                 toggleDispRead();
 456                 return;
 457         }
 458
 459 }
 460
 461 function qafAdd() {
 462
 463         if (!xmlhttp_ready(xmlhttp)) {
 464                 printLockingError();
 465                 return
 466         }
 467
 468         var link = document.getElementById("qafInput");
 469
 470         if (link.value.length == 0) {
 471                 notify("Missing feed URL.");
 472         } else {
 473                 notify("Adding feed...");
 474
 475                 var feeds_doc = window.frames["feeds-frame"].document;
 476
 477                 feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 478
 479                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&link=" +
 480                         param_escape(link.value), true);
 481                 xmlhttp.onreadystatechange=dlg_frefresh_callback;
 482                 xmlhttp.send(null);
 483
 484                 link.value = "";
 485
 486         }
 487 }
 488
 489 function displayDlg(id, param) {
 490
 491         notify("");
 492
 493         xmlhttp.open("GET", "backend.php?op=dlg&id=" +
 494                 param_escape(id) + "&param=" + param_escape(param), true);
 495         xmlhttp.onreadystatechange=dialog_refresh_callback;
 496         xmlhttp.send(null);
 497
 498 }
 499
 500 function closeDlg() {
 501         var dlg = document.getElementById("userDlg");
 502         dlg.style.display = "none";
 503 }
 504
 505 function qfdDelete(feed_id) {
 506
 507         notify("Removing feed...");
 508
 509         var feeds_doc = window.frames["feeds-frame"].document;
 510         feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 511
 512         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids=" + feed_id);
 513         xmlhttp.onreadystatechange=dlg_frefresh_callback;
 514         xmlhttp.send(null);
 515 }
 516
 517
 518 function allFeedsMenuGo() {
 519         var chooser = document.getElementById("allFeedsChooser");
 520
 521         var opname = chooser[chooser.selectedIndex].text;
 522
 523         if (opname == "Update") {
 524                 scheduleFeedUpdate(true);
 525                 return;
 526         }
 527
 528         if (opname == "Mark as read") {
 529                 catchupAllFeeds();
 530                 return;
 531         }
 532
 533         if (opname == "Show only unread") {
 534                 toggleDispRead();
 535                 return;
 536         }
 537
 538 }
 539
 540 function updateFeedTitle(t) {
 541         active_title_text = t;
 542         updateTitle();
 543 }
 544
 545 function toggleDispRead() {
 546         var hide_read_feeds = (getCookie("ttrss_vf_hreadf") == 1);
 547
 548         hide_read_feeds = !hide_read_feeds;
 549
 550         var feeds_doc = window.frames["feeds-frame"].document;
 551
 552         hideOrShowFeeds(feeds_doc, hide_read_feeds);
 553
 554         if (hide_read_feeds) {
 555                 setCookie("ttrss_vf_hreadf", 1);
 556         } else {
 557                 setCookie("ttrss_vf_hreadf", 0);
 558         }
 559
 560 }
 561
 562