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 var daemon_enabled = false;
   9 var daemon_refresh_only = false;
  10 var _qfd_deleted_feed = 0;
  11 var firsttime_update = true;
  12 var last_refetch = 0;
  13 var cookie_lifetime = 0;
  14 var active_feed_id = 0;
  15 var active_feed_is_cat = false;
  16 var number_of_feeds = 0;
  17
  18 var xmlhttp = Ajax.getTransport();
  19 var xmlhttp_ctr = Ajax.getTransport();
  20
  21 var init_params = new Object();
  22
  23 function toggleTags() {
  24         display_tags = !display_tags;
  25
  26         var p = document.getElementById("dispSwitchPrompt");
  27
  28         if (display_tags) {
  29                 p.innerHTML = "display feeds";
  30         } else {
  31                 p.innerHTML = "display tags";
  32         }
  33
  34         notify("Loading, please wait...");
  35
  36         updateFeedList();
  37 }
  38
  39 function dlg_frefresh_callback() {
  40         if (xmlhttp.readyState == 4) {
  41 //              notify(xmlhttp.responseText);
  42
  43                 if (getActiveFeedId() == _qfd_deleted_feed) {
  44                         var h = document.getElementById("headlines-frame");
  45                         if (h) {
  46                                 h.innerHTML = "<div class='whiteBox'>No feed selected.</div>";
  47                         }
  48                 }
  49
  50                 setTimeout('updateFeedList(false, false)', 50);
  51                 closeInfoBox();
  52         }
  53 }
  54
  55 function refetch_callback() {
  56         if (xmlhttp_ctr.readyState == 4) {
  57                 try {
  58
  59                         var date = new Date();
  60
  61                         last_refetch = date.getTime() / 1000;
  62
  63                         if (!xmlhttp_ctr.responseXML) {
  64                                 notify("refetch_callback: backend did not return valid XML", true, true);
  65                                 return;
  66                         }
  67
  68                         var reply = xmlhttp_ctr.responseXML.firstChild;
  69
  70                         if (!reply) {
  71                                 notify("refetch_callback: backend did not return expected XML object", true, true);
  72                                 updateTitle("");
  73                                 return;
  74                         }
  75
  76                         var error_code = reply.getAttribute("error-code");
  77
  78                         if (error_code && error_code != 0) {
  79                                 return fatalError(error_code, reply.getAttribute("error-msg"));
  80                         }
  81
  82                         var counters = reply.firstChild;
  83
  84                         parse_counters(counters, true);
  85
  86                         var runtime_info = counters.nextSibling;
  87
  88                         parse_runtime_info(runtime_info);
  89
  90                         debug("refetch_callback: done");
  91
  92                         if (!daemon_enabled && !daemon_refresh_only) {
  93                                 notify("All feeds updated.");
  94                                 updateTitle("");
  95                         } else {
  96                                 notify("");
  97                         }
  98                 } catch (e) {
  99                         exception_error("refetch_callback", e);
 100                         updateTitle("");
 101                 }
 102         }
 103 }
 104
 105 function backend_sanity_check_callback() {
 106
 107         if (xmlhttp.readyState == 4) {
 108
 109                 try {
 110
 111                         if (!xmlhttp.responseXML) {
 112                                 fatalError(3, "[D001, Received reply is not XML]: " + xmlhttp.responseText);
 113                                 return;
 114                         }
 115
 116                         var reply = xmlhttp.responseXML.firstChild.firstChild;
 117
 118                         if (!reply) {
 119                                 fatalError(3, "[D002, Invalid RPC reply]: " + xmlhttp.responseText);
 120                                 return;
 121                         }
 122
 123                         var error_code = reply.getAttribute("error-code");
 124
 125                         if (error_code && error_code != 0) {
 126                                 return fatalError(error_code, reply.getAttribute("error-msg"));
 127                         }
 128
 129                         debug("sanity check ok");
 130
 131                         var params = reply.nextSibling;
 132
 133                         if (params) {
 134                                 debug('reading init-params...');
 135                                 var param = params.firstChild;
 136
 137                                 while (param) {
 138                                         var k = param.getAttribute("key");
 139                                         var v = param.getAttribute("value");
 140                                         debug(k + " => " + v);
 141                                         init_params[k] = v;
 142                                         param = param.nextSibling;
 143                                 }
 144                         }
 145
 146                         init_second_stage();
 147
 148                 } catch (e) {
 149                         exception_error("backend_sanity_check_callback", e);
 150                 }
 151         }
 152 }
 153
 154 function scheduleFeedUpdate(force) {
 155
 156         if (!daemon_enabled && !daemon_refresh_only) {
 157                 notify("Updating feeds, please wait.", true);
 158                 updateTitle("Updating");
 159         }
 160
 161         var query_str = "backend.php?op=rpc&subop=";
 162
 163         if (force) {
 164                 query_str = query_str + "forceUpdateAllFeeds";
 165         } else {
 166                 query_str = query_str + "updateAllFeeds";
 167         }
 168
 169         var omode;
 170
 171         if (firsttime_update && !navigator.userAgent.match("Opera")) {
 172                 firsttime_update = false;
 173                 omode = "T";
 174         } else {
 175                 if (display_tags) {
 176                         omode = "t";
 177                 } else {
 178                         omode = "flc";
 179                 }
 180         }
 181
 182         query_str = query_str + "&omode=" + omode;
 183         query_str = query_str + "&uctr=" + global_unread;
 184
 185         debug("in scheduleFeedUpdate");
 186
 187         var date = new Date();
 188
 189         if (!xmlhttp_ready(xmlhttp_ctr) && last_refetch < date.getTime() / 1000 - 60) {
 190                 debug("<b>xmlhttp seems to be stuck, aborting</b>");
 191                 xmlhttp_ctr.abort();
 192         }
 193
 194         debug("REFETCH query: " + query_str);
 195
 196         if (xmlhttp_ready(xmlhttp_ctr)) {
 197                 xmlhttp_ctr.open("GET", query_str, true);
 198                 xmlhttp_ctr.onreadystatechange=refetch_callback;
 199                 xmlhttp_ctr.send(null);
 200         } else {
 201                 debug("xmlhttp_ctr busy");
 202                 //printLockingError();
 203         }
 204 }
 205
 206 function updateFeedList(silent, fetch) {
 207
 208 //      if (silent != true) {
 209 //              notify("Loading feed list...");
 210 //      }
 211
 212         var query_str = "backend.php?op=feeds";
 213
 214         if (display_tags) {
 215                 query_str = query_str + "&tags=1";
 216         }
 217
 218         if (getActiveFeedId() && !activeFeedIsCat()) {
 219                 query_str = query_str + "&actid=" + getActiveFeedId();
 220         }
 221
 222         if (navigator.userAgent.match("Opera")) {
 223                 var date = new Date();
 224                 var timestamp = Math.round(date.getTime() / 1000);
 225                 query_str = query_str + "&ts=" + timestamp
 226         }
 227
 228         if (fetch) query_str = query_str + "&fetch=yes";
 229
 230 //      var feeds_frame = document.getElementById("feeds-frame");
 231 //      feeds_frame.src = query_str;
 232
 233         debug("updateFeedList Q=" + query_str);
 234
 235         if (xmlhttp_ready(xmlhttp)) {
 236                 xmlhttp.open("GET", query_str, true);
 237                 xmlhttp.onreadystatechange=feedlist_callback;
 238                 xmlhttp.send(null);
 239         } else {
 240                 debug("xmlhttp busy");
 241                 //printLockingError();
 242         }
 243
 244 }
 245
 246 function catchupAllFeeds() {
 247
 248         var query_str = "backend.php?op=feeds&subop=catchupAll";
 249
 250         notify("Marking all feeds as read...");
 251
 252         var feeds_frame = document.getElementById("feeds-frame");
 253
 254         feeds_frame.src = query_str;
 255
 256         global_unread = 0;
 257         updateTitle("");
 258
 259 }
 260
 261 function viewCurrentFeed(subop) {
 262
 263 //      if (getActiveFeedId()) {
 264         if (getActiveFeedId() != undefined) {
 265                 viewfeed(getActiveFeedId(), subop);
 266         } else {
 267                 disableContainerChildren("headlinesToolbar", false, document);
 268 //              viewfeed(-1, subop); // FIXME
 269         }
 270         return false; // block unneeded form submits
 271 }
 272
 273 function viewfeed(feed, subop) {
 274         var f = window.frames["feeds-frame"];
 275         f.viewfeed(feed, subop);
 276 }
 277
 278 function timeout() {
 279         scheduleFeedUpdate(false);
 280
 281         var refresh_time = getInitParam("feeds_frame_refresh");
 282
 283         if (!refresh_time) refresh_time = 600;
 284
 285         setTimeout("timeout()", refresh_time*1000);
 286 }
 287
 288 function resetSearch() {
 289         var searchbox = document.getElementById("searchbox")
 290
 291         if (searchbox.value != "" && getActiveFeedId()) {
 292                 searchbox.value = "";
 293                 viewfeed(getActiveFeedId(), "");
 294         }
 295 }
 296
 297 function searchCancel() {
 298         closeInfoBox(true);
 299 }
 300
 301 function search() {
 302         closeInfoBox();
 303         viewCurrentFeed(0, "");
 304 }
 305
 306 function localPiggieFunction(enable) {
 307         if (enable) {
 308                 var query_str = "backend.php?op=feeds&subop=piggie";
 309
 310                 if (xmlhttp_ready(xmlhttp)) {
 311
 312                         xmlhttp.open("GET", query_str, true);
 313                         xmlhttp.onreadystatechange=feedlist_callback;
 314                         xmlhttp.send(null);
 315                 }
 316         }
 317 }
 318
 319 // if argument is undefined, current subtitle is not updated
 320 // use blank string to clear subtitle
 321 function updateTitle(s) {
 322         var tmp = "Tiny Tiny RSS";
 323
 324         if (s != undefined) {
 325                 current_subtitle = s;
 326         }
 327
 328         if (global_unread > 0) {
 329                 tmp = tmp + " (" + global_unread + ")";
 330         }
 331
 332         if (current_subtitle) {
 333                 tmp = tmp + " - " + current_subtitle;
 334         }
 335
 336         if (active_title_text.length > 0) {
 337                 tmp = tmp + " > " + active_title_text;
 338         }
 339
 340         document.title = tmp;
 341 }
 342
 343 function genericSanityCheck() {
 344
 345         if (!xmlhttp) fatalError(1);
 346
 347         setCookie("ttrss_vf_test", "TEST");
 348
 349         if (getCookie("ttrss_vf_test") != "TEST") {
 350                 fatalError(2);
 351         }
 352
 353         return true;
 354 }
 355
 356 function init() {
 357
 358         try {
 359
 360                 // this whole shebang is based on http://www.birnamdesigns.com/misc/busted2.html
 361
 362                 if (arguments.callee.done) return;
 363                 arguments.callee.done = true;
 364
 365                 disableContainerChildren("headlinesToolbar", true);
 366
 367                 Form.disable("main_toolbar_form");
 368
 369                 if (!genericSanityCheck())
 370                         return;
 371
 372                 if (getURLParam('debug')) {
 373                         document.getElementById('debug_output').style.display = 'block';
 374                         debug('debug mode activated');
 375                 }
 376
 377                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
 378                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
 379                 xmlhttp.send(null);
 380
 381         } catch (e) {
 382                 exception_error("init", e);
 383         }
 384 }
 385
 386 function init_second_stage() {
 387
 388         try {
 389
 390                 cookie_lifetime = getCookie("ttrss_cltime");
 391
 392                 delCookie("ttrss_vf_test");
 393
 394                 document.onkeydown = hotkey_handler;
 395
 396                 var tb = parent.document.forms["main_toolbar_form"];
 397
 398 //              dropboxSelect(tb.view_mode, getInitParam("toolbar_view_mode"));
 399 //              dropboxSelect(tb.limit, getInitParam("toolbar_limit"));
 400
 401                 daemon_enabled = getInitParam("daemon_enabled") == 1;
 402                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
 403
 404                 setTimeout('updateFeedList(false, false)', 50);
 405
 406                 debug("second stage ok");
 407
 408         } catch (e) {
 409                 exception_error("init_second_stage", e);
 410         }
 411 }
 412
 413 function quickMenuChange() {
 414         var chooser = document.getElementById("quickMenuChooser");
 415         var opid = chooser[chooser.selectedIndex].value;
 416
 417         chooser.selectedIndex = 0;
 418         quickMenuGo(opid);
 419 }
 420
 421 function quickMenuGo(opid) {
 422         try {
 423
 424                 if (opid == "qmcPrefs") {
 425                         gotoPreferences();
 426                 }
 427
 428                 if (opid == "qmcSearch") {
 429                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
 430                         return;
 431                 }
 432
 433                 if (opid == "qmcAddFeed") {
 434                         displayDlg("quickAddFeed");
 435                         return;
 436                 }
 437
 438                 if (opid == "qmcRemoveFeed") {
 439                         var actid = getActiveFeedId();
 440
 441                         if (!actid || activeFeedIsCat()) {
 442                                 alert("Please select some feed first.");
 443                                 return;
 444                         }
 445
 446                         var fn = getFeedName(actid);
 447
 448                         if (confirm("Unsubscribe from " + fn + "?")) {
 449                                 qfdDelete(actid);
 450                         }
 451
 452                         return;
 453                 }
 454
 455                 if (opid == "qmcUpdateFeeds") {
 456                         scheduleFeedUpdate(true);
 457                         return;
 458                 }
 459
 460                 if (opid == "qmcCatchupAll") {
 461                         catchupAllFeeds();
 462                         return;
 463                 }
 464
 465                 if (opid == "qmcShowOnlyUnread") {
 466                         toggleDispRead();
 467                         return;
 468                 }
 469
 470                 if (opid == "qmcAddFilter") {
 471                         displayDlg("quickAddFilter", getActiveFeedId());
 472                 }
 473         } catch (e) {
 474                 exception_error("quickMenuGo", e);
 475         }
 476 }
 477
 478 function qfdDelete(feed_id) {
 479
 480         notify("Removing feed...");
 481
 482         if (!xmlhttp_ready(xmlhttp)) {
 483                 printLockingError();
 484                 return
 485         }
 486
 487         _qfd_deleted_feed = feed_id;
 488
 489         xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id);
 490         xmlhttp.onreadystatechange=dlg_frefresh_callback;
 491         xmlhttp.send(null);
 492
 493         return false;
 494 }
 495
 496
 497 function updateFeedTitle(t) {
 498         active_title_text = t;
 499         updateTitle();
 500 }
 501
 502 function toggleDispRead() {
 503         try {
 504
 505                 if (!xmlhttp_ready(xmlhttp)) {
 506                         printLockingError();
 507                         return
 508                 }
 509
 510                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
 511
 512                 hide_read_feeds = !hide_read_feeds;
 513
 514                 debug("toggle_disp_read => " + hide_read_feeds);
 515
 516                 hideOrShowFeeds(getFeedsContext().document, hide_read_feeds);
 517
 518                 var query = "backend.php?op=rpc&subop=setpref" +
 519                         "&key=HIDE_READ_FEEDS&value=" + param_escape(hide_read_feeds);
 520
 521                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
 522
 523                 new Ajax.Request(query);
 524
 525         } catch (e) {
 526                 exception_error("toggleDispRead", e);
 527         }
 528 }
 529
 530 function parse_runtime_info(elem) {
 531         var param = elem.firstChild;
 532
 533         debug("parse_runtime_info: " + param);
 534
 535         while (param) {
 536                 var k = param.getAttribute("key");
 537                 var v = param.getAttribute("value");
 538
 539                 debug("RI: " + k + " => " + v);
 540
 541                 var w = document.getElementById("noDaemonWarning");
 542
 543                 if (w) {
 544                         if (k == "daemon_is_running" && v != 1) {
 545                                 w.style.display = "block";
 546                         } else {
 547                                 w.style.display = "none";
 548                         }
 549                 }
 550                 param = param.nextSibling;
 551         }
 552 }
 553
 554 function catchupCurrentFeed() {
 555
 556         var fn = getFeedName(getActiveFeedId(), active_feed_is_cat);
 557
 558         var str = "Mark all articles in " + fn + " as read?";
 559
 560 /*      if (active_feed_is_cat) {
 561                 str = "Mark all articles in this category as read?";
 562         } */
 563
 564         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
 565                 return viewCurrentFeed('MarkAllRead')
 566         }
 567 }
 568
 569 function userSwitch() {
 570         var chooser = document.getElementById("userSwitch");
 571         var user = chooser[chooser.selectedIndex].value;
 572         window.location = "tt-rss.php?swu=" + user;
 573 }
 574
 575