js/functions.js

   1 var notify_silent = false;
   2 var loading_progress = 0;
   3 var sanity_check_done = false;
   4 var init_params = {};
   5 var _label_base_index = -1024;
   6
   7 Ajax.Base.prototype.initialize = Ajax.Base.prototype.initialize.wrap(
   8         function (callOriginal, options) {
   9
  10                 if (getInitParam("csrf_token") != undefined) {
  11                         Object.extend(options, options || { });
  12
  13                         if (Object.isString(options.parameters))
  14                                 options.parameters = options.parameters.toQueryParams();
  15                         else if (Object.isHash(options.parameters))
  16                                 options.parameters = options.parameters.toObject();
  17
  18                         options.parameters["csrf_token"] = getInitParam("csrf_token");
  19                 }
  20
  21                 return callOriginal(options);
  22         }
  23 );
  24
  25 /* add method to remove element from array */
  26
  27 Array.prototype.remove = function(s) {
  28         for (var i=0; i < this.length; i++) {
  29                 if (s == this[i]) this.splice(i, 1);
  30         }
  31 };
  32
  33 /* create console.log if it doesn't exist */
  34
  35 if (!window.console) console = {};
  36 console.log = console.log || function(msg) { };
  37 console.warn = console.warn || function(msg) { };
  38 console.error = console.error || function(msg) { };
  39
  40 function exception_error(location, e, ext_info) {
  41         var msg = format_exception_error(location, e);
  42
  43         if (!ext_info) ext_info = false;
  44
  45         try {
  46
  47                 if (ext_info) {
  48                         if (ext_info.responseText) {
  49                                 ext_info = ext_info.responseText;
  50                         }
  51                 }
  52
  53                 var content = "<div class=\"fatalError\">" +
  54                         "<pre>" + msg + "</pre>";
  55
  56                 content += "<form name=\"exceptionForm\" id=\"exceptionForm\" target=\"_blank\" "+
  57                   "action=\"http://tt-rss.org/report.php\" method=\"POST\">";
  58
  59                 content += "<textarea style=\"display : none\" name=\"message\">" + msg + "</textarea>";
  60                 content += "<textarea style=\"display : none\" name=\"params\">N/A</textarea>";
  61
  62                 if (ext_info) {
  63                         content += "<div><b>Additional information:</b></div>" +
  64                         "<textarea name=\"xinfo\" readonly=\"1\">" + ext_info + "</textarea>";
  65                 }
  66
  67                 content += "<div><b>Stack trace:</b></div>" +
  68                         "<textarea name=\"stack\" readonly=\"1\">" + e.stack + "</textarea>";
  69
  70                 content += "</form>";
  71
  72                 content += "</div>";
  73
  74                 content += "<div class='dlgButtons'>";
  75
  76                 content += "<button dojoType=\"dijit.form.Button\""+
  77                                 "onclick=\"dijit.byId('exceptionDlg').report()\">" +
  78                                 __('Report to tt-rss.org') + "</button> ";
  79                 content += "<button dojoType=\"dijit.form.Button\" "+
  80                                 "onclick=\"dijit.byId('exceptionDlg').hide()\">" +
  81                                 __('Close') + "</button>";
  82                 content += "</div>";
  83
  84                 if (dijit.byId("exceptionDlg"))
  85                         dijit.byId("exceptionDlg").destroyRecursive();
  86
  87                 var dialog = new dijit.Dialog({
  88                         id: "exceptionDlg",
  89                         title: "Unhandled exception",
  90                         style: "width: 600px",
  91                         report: function() {
  92                                 if (confirm(__("Are you sure to report this exception to tt-rss.org? The report will include your browser information. Your IP would be saved in the database."))) {
  93
  94                                         document.forms['exceptionForm'].params.value = $H({
  95                                                 browserName: navigator.appName,
  96                                                 browserVersion: navigator.appVersion,
  97                                                 browserPlatform: navigator.platform,
  98                                                 browserCookies: navigator.cookieEnabled,
  99                                         }).toQueryString();
 100
 101                                         document.forms['exceptionForm'].submit();
 102
 103                                 }
 104                         },
 105                         content: content});
 106
 107                 dialog.show();
 108
 109         } catch (e) {
 110                 alert(msg);
 111         }
 112
 113 }
 114
 115 function format_exception_error(location, e) {
 116         var msg;
 117
 118         if (e.fileName) {
 119                 var base_fname = e.fileName.substring(e.fileName.lastIndexOf("/") + 1);
 120
 121                 msg = "Exception: " + e.name + ", " + e.message +
 122                         "\nFunction: " + location + "()" +
 123                         "\nLocation: " + base_fname + ":" + e.lineNumber;
 124
 125         } else if (e.description) {
 126                 msg = "Exception: " + e.description + "\nFunction: " + location + "()";
 127         } else {
 128                 msg = "Exception: " + e + "\nFunction: " + location + "()";
 129         }
 130
 131         console.error("EXCEPTION: " + msg);
 132
 133         return msg;
 134 }
 135
 136 function param_escape(arg) {
 137         if (typeof encodeURIComponent != 'undefined')
 138                 return encodeURIComponent(arg);
 139         else
 140                 return escape(arg);
 141 }
 142
 143 function param_unescape(arg) {
 144         if (typeof decodeURIComponent != 'undefined')
 145                 return decodeURIComponent(arg);
 146         else
 147                 return unescape(arg);
 148 }
 149
 150 var notify_hide_timerid = false;
 151
 152 function hide_notify() {
 153         var n = $("notify");
 154         if (n) {
 155                 n.style.display = "none";
 156         }
 157 }
 158
 159 function notify_silent_next() {
 160         notify_silent = true;
 161 }
 162
 163 function notify_real(msg, no_hide, n_type) {
 164
 165         if (notify_silent) {
 166                 notify_silent = false;
 167                 return;
 168         }
 169
 170         var n = $("notify");
 171         var nb = $("notify_body");
 172
 173         if (!n || !nb) return;
 174
 175         if (notify_hide_timerid) {
 176                 window.clearTimeout(notify_hide_timerid);
 177         }
 178
 179         if (msg == "") {
 180                 if (n.style.display == "block") {
 181                         notify_hide_timerid = window.setTimeout("hide_notify()", 0);
 182                 }
 183                 return;
 184         } else {
 185                 n.style.display = "block";
 186         }
 187
 188         /* types:
 189
 190                 1 - generic
 191                 2 - progress
 192                 3 - error
 193                 4 - info
 194
 195         */
 196
 197         msg = __(msg);
 198
 199         if (n_type == 1) {
 200                 n.className = "notify";
 201         } else if (n_type == 2) {
 202                 n.className = "notify progress";
 203                 msg = "<img src='images/indicator_white.gif'> " + msg;
 204         } else if (n_type == 3) {
 205                 n.className = "notify error";
 206                 msg = "<img src='images/sign_excl.svg'> " + msg;
 207         } else if (n_type == 4) {
 208                 n.className = "notify info";
 209                 msg = "<img src='images/sign_info.svg'> " + msg;
 210         }
 211
 212         if (no_hide) {
 213                 msg += " <span>(<a href='#' onclick=\"notify('')\">" +
 214                         __("close") + "</a>)</span>";
 215         }
 216
 217
 218 //      msg = "<img src='images/live_com_loading.gif'> " + msg;
 219
 220         nb.innerHTML = msg;
 221
 222         if (!no_hide) {
 223                 notify_hide_timerid = window.setTimeout("hide_notify()", 3000);
 224         }
 225 }
 226
 227 function notify(msg, no_hide) {
 228         notify_real(msg, no_hide, 1);
 229 }
 230
 231 function notify_progress(msg, no_hide) {
 232         notify_real(msg, no_hide, 2);
 233 }
 234
 235 function notify_error(msg, no_hide) {
 236         notify_real(msg, no_hide, 3);
 237
 238 }
 239
 240 function notify_info(msg, no_hide) {
 241         notify_real(msg, no_hide, 4);
 242 }
 243
 244 function setCookie(name, value, lifetime, path, domain, secure) {
 245
 246         var d = false;
 247
 248         if (lifetime) {
 249                 d = new Date();
 250                 d.setTime(d.getTime() + (lifetime * 1000));
 251         }
 252
 253         console.log("setCookie: " + name + " => " + value + ": " + d);
 254
 255         int_setCookie(name, value, d, path, domain, secure);
 256
 257 }
 258
 259 function int_setCookie(name, value, expires, path, domain, secure) {
 260         document.cookie= name + "=" + escape(value) +
 261                 ((expires) ? "; expires=" + expires.toGMTString() : "") +
 262                 ((path) ? "; path=" + path : "") +
 263                 ((domain) ? "; domain=" + domain : "") +
 264                 ((secure) ? "; secure" : "");
 265 }
 266
 267 function delCookie(name, path, domain) {
 268         if (getCookie(name)) {
 269                 document.cookie = name + "=" +
 270                 ((path) ? ";path=" + path : "") +
 271                 ((domain) ? ";domain=" + domain : "" ) +
 272                 ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
 273         }
 274 }
 275
 276
 277 function getCookie(name) {
 278
 279         var dc = document.cookie;
 280         var prefix = name + "=";
 281         var begin = dc.indexOf("; " + prefix);
 282         if (begin == -1) {
 283             begin = dc.indexOf(prefix);
 284             if (begin != 0) return null;
 285         }
 286         else {
 287             begin += 2;
 288         }
 289         var end = document.cookie.indexOf(";", begin);
 290         if (end == -1) {
 291             end = dc.length;
 292         }
 293         return unescape(dc.substring(begin + prefix.length, end));
 294 }
 295
 296 function gotoPreferences() {
 297         document.location.href = "prefs.php";
 298 }
 299
 300 function gotoLogout() {
 301         document.location.href = "backend.php?op=logout";
 302 }
 303
 304 function gotoMain() {
 305         document.location.href = "index.php";
 306 }
 307
 308 /** * @(#)isNumeric.js * * Copyright (c) 2000 by Sundar Dorai-Raj
 309   * * @author Sundar Dorai-Raj
 310   * * Email: sdoraira@vt.edu
 311   * * This program is free software; you can redistribute it and/or
 312   * * modify it under the terms of the GNU General Public License
 313   * * as published by the Free Software Foundation; either version 2
 314   * * of the License, or (at your option) any later version,
 315   * * provided that any use properly credits the author.
 316   * * This program is distributed in the hope that it will be useful,
 317   * * but WITHOUT ANY WARRANTY; without even the implied warranty of
 318   * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 319   * * GNU General Public License for more details at http://www.gnu.org * * */
 320
 321   var numbers=".0123456789";
 322   function isNumeric(x) {
 323     // is x a String or a character?
 324     if(x.length>1) {
 325       // remove negative sign
 326       x=Math.abs(x)+"";
 327       for(var j=0;j<x.length;j++) {
 328         // call isNumeric recursively for each character
 329         number=isNumeric(x.substring(j,j+1));
 330         if(!number) return number;
 331       }
 332       return number;
 333     }
 334     else {
 335       // if x is number return true
 336       if(numbers.indexOf(x)>=0) return true;
 337       return false;
 338     }
 339   }
 340
 341
 342 function toggleSelectRowById(sender, id) {
 343         var row = $(id);
 344         return toggleSelectRow(sender, row);
 345 }
 346
 347 function toggleSelectListRow(sender) {
 348         var row = sender.parentNode;
 349         return toggleSelectRow(sender, row);
 350 }
 351
 352 /* this is for dijit Checkbox */
 353 function toggleSelectListRow2(sender) {
 354         var row = sender.domNode.parentNode;
 355         return toggleSelectRow(sender, row);
 356 }
 357
 358 /* this is for dijit Checkbox */
 359 function toggleSelectRow2(sender, row, is_cdm) {
 360
 361         if (!row)
 362                 if (!is_cdm)
 363                         row = sender.domNode.parentNode.parentNode;
 364                 else
 365                         row = sender.domNode.parentNode.parentNode.parentNode; // oh ffs
 366
 367         if (sender.checked && !row.hasClassName('Selected'))
 368                 row.addClassName('Selected');
 369         else
 370                 row.removeClassName('Selected');
 371 }
 372
 373
 374 function toggleSelectRow(sender, row) {
 375
 376         if (!row) row = sender.parentNode.parentNode;
 377
 378         if (sender.checked && !row.hasClassName('Selected'))
 379                 row.addClassName('Selected');
 380         else
 381                 row.removeClassName('Selected');
 382 }
 383
 384 function checkboxToggleElement(elem, id) {
 385         if (elem.checked) {
 386                 Effect.Appear(id, {duration : 0.5});
 387         } else {
 388                 Effect.Fade(id, {duration : 0.5});
 389         }
 390 }
 391
 392 function dropboxSelect(e, v) {
 393         for (var i = 0; i < e.length; i++) {
 394                 if (e[i].value == v) {
 395                         e.selectedIndex = i;
 396                         break;
 397                 }
 398         }
 399 }
 400
 401 function getURLParam(param){
 402         return String(window.location.href).parseQuery()[param];
 403 }
 404
 405 function closeInfoBox(cleanup) {
 406         try {
 407                 dialog = dijit.byId("infoBox");
 408
 409                 if (dialog)     dialog.hide();
 410
 411         } catch (e) {
 412                 //exception_error("closeInfoBox", e);
 413         }
 414         return false;
 415 }
 416
 417
 418 function displayDlg(id, param, callback) {
 419
 420         notify_progress("Loading, please wait...", true);
 421
 422         var query = "?op=dlg&method=" +
 423                 param_escape(id) + "&param=" + param_escape(param);
 424
 425         new Ajax.Request("backend.php", {
 426                 parameters: query,
 427                 onComplete: function (transport) {
 428                         infobox_callback2(transport);
 429                         if (callback) callback(transport);
 430                 } });
 431
 432         return false;
 433 }
 434
 435 function infobox_callback2(transport) {
 436         try {
 437                 var dialog = false;
 438
 439                 if (dijit.byId("infoBox")) {
 440                         dialog = dijit.byId("infoBox");
 441                 }
 442
 443                 //console.log("infobox_callback2");
 444                 notify('');
 445
 446                 var title = transport.responseXML.getElementsByTagName("title")[0];
 447                 if (title)
 448                         title = title.firstChild.nodeValue;
 449
 450                 var content = transport.responseXML.getElementsByTagName("content")[0];
 451
 452                 content = content.firstChild.nodeValue;
 453
 454                 if (!dialog) {
 455                         dialog = new dijit.Dialog({
 456                                 title: title,
 457                                 id: 'infoBox',
 458                                 style: "width: 600px",
 459                                 onCancel: function() {
 460                                         return true;
 461                                 },
 462                                 onExecute: function() {
 463                                         return true;
 464                                 },
 465                                 onClose: function() {
 466                                         return true;
 467                                         },
 468                                 content: content});
 469                 } else {
 470                         dialog.attr('title', title);
 471                         dialog.attr('content', content);
 472                 }
 473
 474                 dialog.show();
 475
 476                 notify("");
 477         } catch (e) {
 478                 exception_error("infobox_callback2", e);
 479         }
 480 }
 481
 482 function filterCR(e, f)
 483 {
 484      var key;
 485
 486      if(window.event)
 487           key = window.event.keyCode;     //IE
 488      else
 489           key = e.which;     //firefox
 490
 491         if (key == 13) {
 492                 if (typeof f != 'undefined') {
 493                         f();
 494                         return false;
 495                 } else {
 496                         return false;
 497                 }
 498         } else {
 499                 return true;
 500         }
 501 }
 502
 503 function getInitParam(key) {
 504         return init_params[key];
 505 }
 506
 507 function setInitParam(key, value) {
 508         init_params[key] = value;
 509 }
 510
 511 function fatalError(code, msg, ext_info) {
 512         try {
 513
 514                 if (code == 6) {
 515                         window.location.href = "index.php";
 516                 } else if (code == 5) {
 517                         window.location.href = "db-updater.php";
 518                 } else {
 519
 520                         if (msg == "") msg = "Unknown error";
 521
 522                         if (ext_info) {
 523                                 if (ext_info.responseText) {
 524                                         ext_info = ext_info.responseText;
 525                                 }
 526                         }
 527
 528                         if (ERRORS && ERRORS[code] && !msg) {
 529                                 msg = ERRORS[code];
 530                         }
 531
 532                         var content = "<div><b>Error code:</b> " + code + "</div>" +
 533                                 "<p>" + msg + "</p>";
 534
 535                         if (ext_info) {
 536                                 content = content + "<div><b>Additional information:</b></div>" +
 537                                         "<textarea style='width: 100%' readonly=\"1\">" +
 538                                         ext_info + "</textarea>";
 539                         }
 540
 541                         var dialog = new dijit.Dialog({
 542                                 title: "Fatal error",
 543                                 style: "width: 600px",
 544                                 content: content});
 545
 546                         dialog.show();
 547
 548                 }
 549
 550                 return false;
 551
 552         } catch (e) {
 553                 exception_error("fatalError", e);
 554         }
 555 }
 556
 557 /* function filterDlgCheckType(sender) {
 558
 559         try {
 560
 561                 var ftype = sender.value;
 562
 563                 // if selected filter type is 5 (Date) enable the modifier dropbox
 564                 if (ftype == 5) {
 565                         Element.show("filterDlg_dateModBox");
 566                         Element.show("filterDlg_dateChkBox");
 567                 } else {
 568                         Element.hide("filterDlg_dateModBox");
 569                         Element.hide("filterDlg_dateChkBox");
 570
 571                 }
 572
 573         } catch (e) {
 574                 exception_error("filterDlgCheckType", e);
 575         }
 576
 577 } */
 578
 579 function filterDlgCheckAction(sender) {
 580
 581         try {
 582
 583                 var action = sender.value;
 584
 585                 var action_param = $("filterDlg_paramBox");
 586
 587                 if (!action_param) {
 588                         console.log("filterDlgCheckAction: can't find action param box!");
 589                         return;
 590                 }
 591
 592                 // if selected action supports parameters, enable params field
 593                 if (action == 4 || action == 6 || action == 7) {
 594                         new Effect.Appear(action_param, {duration : 0.5});
 595                         if (action != 7) {
 596                                 Element.show(dijit.byId("filterDlg_actionParam").domNode);
 597                                 Element.hide(dijit.byId("filterDlg_actionParamLabel").domNode);
 598                         } else {
 599                                 Element.show(dijit.byId("filterDlg_actionParamLabel").domNode);
 600                                 Element.hide(dijit.byId("filterDlg_actionParam").domNode);
 601                         }
 602                 } else {
 603                         Element.hide(action_param);
 604                 }
 605
 606         } catch (e) {
 607                 exception_error("filterDlgCheckAction", e);
 608         }
 609
 610 }
 611
 612 function filterDlgCheckDate() {
 613         try {
 614                 var dialog = dijit.byId("filterEditDlg");
 615
 616                 var reg_exp = dialog.attr('value').reg_exp;
 617
 618                 var query = "?op=rpc&method=checkDate&date=" + reg_exp;
 619
 620                 new Ajax.Request("backend.php", {
 621                         parameters: query,
 622                         onComplete: function(transport) {
 623
 624                                 var reply = JSON.parse(transport.responseText);
 625
 626                                 if (reply['result'] == true) {
 627                                         alert(__("Date syntax appears to be correct:") + " " + reply['date']);
 628                                         return;
 629                                 } else {
 630                                         alert(__("Date syntax is incorrect."));
 631                                 }
 632
 633                         } });
 634
 635
 636         } catch (e) {
 637                 exception_error("filterDlgCheckDate", e);
 638         }
 639 }
 640
 641 function explainError(code) {
 642         return displayDlg("explainError", code);
 643 }
 644
 645 function loading_set_progress(p) {
 646         try {
 647                 loading_progress += p;
 648
 649                 if (dijit.byId("loading_bar"))
 650                         dijit.byId("loading_bar").update({progress: loading_progress});
 651
 652                 if (loading_progress >= 90)
 653                         remove_splash();
 654
 655         } catch (e) {
 656                 exception_error("loading_set_progress", e);
 657         }
 658 }
 659
 660 function remove_splash() {
 661
 662         if (Element.visible("overlay")) {
 663                 console.log("about to remove splash, OMG!");
 664                 Element.hide("overlay");
 665                 console.log("removed splash!");
 666         }
 667 }
 668
 669 function transport_error_check(transport) {
 670         try {
 671                 if (transport.responseXML) {
 672                         var error = transport.responseXML.getElementsByTagName("error")[0];
 673
 674                         if (error) {
 675                                 var code = error.getAttribute("error-code");
 676                                 var msg = error.getAttribute("error-msg");
 677                                 if (code != 0) {
 678                                         fatalError(code, msg);
 679                                         return false;
 680                                 }
 681                         }
 682                 }
 683         } catch (e) {
 684                 exception_error("check_for_error_xml", e);
 685         }
 686         return true;
 687 }
 688
 689 function strip_tags(s) {
 690         return s.replace(/<\/?[^>]+(>|$)/g, "");
 691 }
 692
 693 function truncate_string(s, length) {
 694         if (!length) length = 30;
 695         var tmp = s.substring(0, length);
 696         if (s.length > length) tmp += "&hellip;";
 697         return tmp;
 698 }
 699
 700 function hotkey_prefix_timeout() {
 701         try {
 702
 703                 var date = new Date();
 704                 var ts = Math.round(date.getTime() / 1000);
 705
 706                 if (hotkey_prefix_pressed && ts - hotkey_prefix_pressed >= 5) {
 707                         console.log("hotkey_prefix seems to be stuck, aborting");
 708                         hotkey_prefix_pressed = false;
 709                         hotkey_prefix = false;
 710                         Element.hide('cmdline');
 711                 }
 712
 713                 setTimeout("hotkey_prefix_timeout()", 1000);
 714
 715         } catch  (e) {
 716                 exception_error("hotkey_prefix_timeout", e);
 717         }
 718 }
 719
 720 function uploadIconHandler(rc) {
 721         try {
 722                 switch (rc) {
 723                         case 0:
 724                                 notify_info("Upload complete.");
 725                                 if (inPreferences()) {
 726                                         updateFeedList();
 727                                 } else {
 728                                         setTimeout('updateFeedList(false, false)', 50);
 729                                 }
 730                                 break;
 731                         case 1:
 732                                 notify_error("Upload failed: icon is too big.");
 733                                 break;
 734                         case 2:
 735                                 notify_error("Upload failed.");
 736                                 break;
 737                 }
 738
 739         } catch (e) {
 740                 exception_error("uploadIconHandler", e);
 741         }
 742 }
 743
 744 function removeFeedIcon(id) {
 745
 746         try {
 747
 748                 if (confirm(__("Remove stored feed icon?"))) {
 749                         var query = "backend.php?op=pref-feeds&method=removeicon&feed_id=" + param_escape(id);
 750
 751                         console.log(query);
 752
 753                         notify_progress("Removing feed icon...", true);
 754
 755                         new Ajax.Request("backend.php", {
 756                                 parameters: query,
 757                                 onComplete: function(transport) {
 758                                         notify_info("Feed icon removed.");
 759                                         if (inPreferences()) {
 760                                                 updateFeedList();
 761                                         } else {
 762                                                 setTimeout('updateFeedList(false, false)', 50);
 763                                         }
 764                                 } });
 765                 }
 766
 767                 return false;
 768         } catch (e) {
 769                 exception_error("removeFeedIcon", e);
 770         }
 771 }
 772
 773 function uploadFeedIcon() {
 774
 775         try {
 776
 777                 var file = $("icon_file");
 778
 779                 if (file.value.length == 0) {
 780                         alert(__("Please select an image file to upload."));
 781                 } else {
 782                         if (confirm(__("Upload new icon for this feed?"))) {
 783                                 notify_progress("Uploading, please wait...", true);
 784                                 return true;
 785                         }
 786                 }
 787
 788                 return false;
 789
 790         } catch (e) {
 791                 exception_error("uploadFeedIcon", e);
 792         }
 793 }
 794
 795 function addLabel(select, callback) {
 796
 797         try {
 798
 799                 var caption = prompt(__("Please enter label caption:"), "");
 800
 801                 if (caption != undefined) {
 802
 803                         if (caption == "") {
 804                                 alert(__("Can't create label: missing caption."));
 805                                 return false;
 806                         }
 807
 808                         var query = "?op=pref-labels&method=add&caption=" +
 809                                 param_escape(caption);
 810
 811                         if (select)
 812                                 query += "&output=select";
 813
 814                         notify_progress("Loading, please wait...", true);
 815
 816                         if (inPreferences() && !select) active_tab = "labelConfig";
 817
 818                         new Ajax.Request("backend.php", {
 819                                 parameters: query,
 820                                 onComplete: function(transport) {
 821                                         if (callback) {
 822                                                 callback(transport);
 823                                         } else if (inPreferences()) {
 824                                                 updateLabelList();
 825                                         } else {
 826                                                 updateFeedList();
 827                                         }
 828                         } });
 829
 830                 }
 831
 832         } catch (e) {
 833                 exception_error("addLabel", e);
 834         }
 835 }
 836
 837 function quickAddFeed() {
 838         try {
 839                 var query = "backend.php?op=dlg&method=quickAddFeed";
 840
 841                 // overlapping widgets
 842                 if (dijit.byId("batchSubDlg")) dijit.byId("batchSubDlg").destroyRecursive();
 843                 if (dijit.byId("feedAddDlg"))   dijit.byId("feedAddDlg").destroyRecursive();
 844
 845                 var dialog = new dijit.Dialog({
 846                         id: "feedAddDlg",
 847                         title: __("Subscribe to Feed"),
 848                         style: "width: 600px",
 849                         execute: function() {
 850                                 if (this.validate()) {
 851                                         console.log(dojo.objectToQuery(this.attr('value')));
 852
 853                                         var feed_url = this.attr('value').feed;
 854
 855                                         Element.show("feed_add_spinner");
 856
 857                                         new Ajax.Request("backend.php", {
 858                                                 parameters: dojo.objectToQuery(this.attr('value')),
 859                                                 onComplete: function(transport) {
 860                                                         try {
 861
 862                                                                 var reply = JSON.parse(transport.responseText);
 863
 864                                                                 var rc = reply['result'];
 865
 866                                                                 notify('');
 867                                                                 Element.hide("feed_add_spinner");
 868
 869                                                                 console.log("GOT RC: " + rc);
 870
 871                                                                 switch (parseInt(rc['code'])) {
 872                                                                 case 1:
 873                                                                         dialog.hide();
 874                                                                         notify_info(__("Subscribed to %s").replace("%s", feed_url));
 875
 876                                                                         updateFeedList();
 877                                                                         break;
 878                                                                 case 2:
 879                                                                         alert(__("Specified URL seems to be invalid."));
 880                                                                         break;
 881                                                                 case 3:
 882                                                                         alert(__("Specified URL doesn't seem to contain any feeds."));
 883                                                                         break;
 884                                                                 case 4:
 885                                                                         /* notify_progress("Searching for feed urls...", true);
 886
 887                                                                         new Ajax.Request("backend.php", {
 888                                                                                 parameters: 'op=rpc&method=extractfeedurls&url=' + param_escape(feed_url),
 889                                                                                 onComplete: function(transport, dialog, feed_url) {
 890
 891                                                                                         notify('');
 892
 893                                                                                         var reply = JSON.parse(transport.responseText);
 894
 895                                                                                         var feeds = reply['urls'];
 896
 897                                                                                         console.log(transport.responseText);
 898
 899                                                                                         var select = dijit.byId("feedDlg_feedContainerSelect");
 900
 901                                                                                         while (select.getOptions().length > 0)
 902                                                                                                 select.removeOption(0);
 903
 904                                                                                         var count = 0;
 905                                                                                         for (var feedUrl in feeds) {
 906                                                                                                 select.addOption({value: feedUrl, label: feeds[feedUrl]});
 907                                                                                                 count++;
 908                                                                                         }
 909
 910 //                                                                                      if (count > 5) count = 5;
 911 //                                                                                      select.size = count;
 912
 913                                                                                         Effect.Appear('feedDlg_feedsContainer', {duration : 0.5});
 914                                                                                 }
 915                                                                         });
 916                                                                         break; */
 917
 918                                                                         feeds = rc['feeds'];
 919
 920                                                                         var select = dijit.byId("feedDlg_feedContainerSelect");
 921
 922                                                                         while (select.getOptions().length > 0)
 923                                                                                 select.removeOption(0);
 924
 925                                                                         var count = 0;
 926                                                                         for (var feedUrl in feeds) {
 927                                                                                 select.addOption({value: feedUrl, label: feeds[feedUrl]});
 928                                                                                 count++;
 929                                                                         }
 930
 931                                                                         Effect.Appear('feedDlg_feedsContainer', {duration : 0.5});
 932
 933                                                                         break;
 934                                                                 case 5:
 935                                                                         alert(__("Couldn't download the specified URL: %s").
 936                                                                                         replace("%s", rc['message']));
 937                                                                         break;
 938                                                                 case 0:
 939                                                                         alert(__("You are already subscribed to this feed."));
 940                                                                         break;
 941                                                                 }
 942
 943                                                         } catch (e) {
 944                                                                 exception_error("subscribeToFeed", e, transport);
 945                                                         }
 946
 947                                                 } });
 948
 949                                         }
 950                         },
 951                         href: query});
 952
 953                 dialog.show();
 954         } catch (e) {
 955                 exception_error("quickAddFeed", e);
 956         }
 957 }
 958
 959 function createNewRuleElement(parentNode, replaceNode) {
 960         try {
 961                 var form = document.forms["filter_new_rule_form"];
 962
 963                 form.reg_exp.value = form.reg_exp.value.replace(/(<([^>]+)>)/ig,"");
 964
 965                 var query = "backend.php?op=pref-filters&method=printrulename&rule="+
 966                         param_escape(dojo.formToJson(form));
 967
 968                 console.log(query);
 969
 970                 new Ajax.Request("backend.php", {
 971                         parameters: query,
 972                         onComplete: function (transport) {
 973                                 try {
 974                                         var li = dojo.create("li");
 975
 976                                         var cb = dojo.create("input", { type: "checkbox" }, li);
 977
 978                                         new dijit.form.CheckBox({
 979                                                 onChange: function() {
 980                                                         toggleSelectListRow2(this) },
 981                                         }, cb);
 982
 983                                         dojo.create("input", { type: "hidden",
 984                                                 name: "rule[]",
 985                                                 value: dojo.formToJson(form) }, li);
 986
 987                                         dojo.create("span", {
 988                                                 onclick: function() {
 989                                                         dijit.byId('filterEditDlg').editRule(this);
 990                                                 },
 991                                                 innerHTML: transport.responseText }, li);
 992
 993                                         if (replaceNode) {
 994                                                 parentNode.replaceChild(li, replaceNode);
 995                                         } else {
 996                                                 parentNode.appendChild(li);
 997                                         }
 998                                 } catch (e) {
 999                                         exception_error("createNewRuleElement", e);
1000                                 }
1001                 } });
1002         } catch (e) {
1003                 exception_error("createNewRuleElement", e);
1004         }
1005 }
1006
1007 function createNewActionElement(parentNode, replaceNode) {
1008         try {
1009                 var form = document.forms["filter_new_action_form"];
1010
1011                 if (form.action_id.value == 7) {
1012                         form.action_param.value = form.action_param_label.value;
1013                 }
1014
1015                 var query = "backend.php?op=pref-filters&method=printactionname&action="+
1016                         param_escape(dojo.formToJson(form));
1017
1018                 console.log(query);
1019
1020                 new Ajax.Request("backend.php", {
1021                         parameters: query,
1022                         onComplete: function (transport) {
1023                                 try {
1024                                         var li = dojo.create("li");
1025
1026                                         var cb = dojo.create("input", { type: "checkbox" }, li);
1027
1028                                         new dijit.form.CheckBox({
1029                                                 onChange: function() {
1030                                                         toggleSelectListRow2(this) },
1031                                         }, cb);
1032
1033                                         dojo.create("input", { type: "hidden",
1034                                                 name: "action[]",
1035                                                 value: dojo.formToJson(form) }, li);
1036
1037                                         dojo.create("span", {
1038                                                 onclick: function() {
1039                                                         dijit.byId('filterEditDlg').editAction(this);
1040                                                 },
1041                                                 innerHTML: transport.responseText }, li);
1042
1043                                         if (replaceNode) {
1044                                                 parentNode.replaceChild(li, replaceNode);
1045                                         } else {
1046                                                 parentNode.appendChild(li);
1047                                         }
1048
1049                                 } catch (e) {
1050                                         exception_error("createNewActionElement", e);
1051                                 }
1052                         } });
1053         } catch (e) {
1054                 exception_error("createNewActionElement", e);
1055         }
1056 }
1057
1058
1059 function addFilterRule(replaceNode, ruleStr) {
1060         try {
1061                 if (dijit.byId("filterNewRuleDlg"))
1062                         dijit.byId("filterNewRuleDlg").destroyRecursive();
1063
1064                 var query = "backend.php?op=pref-filters&method=newrule&rule=" +
1065                         param_escape(ruleStr);
1066
1067                 var rule_dlg = new dijit.Dialog({
1068                         id: "filterNewRuleDlg",
1069                         title: ruleStr ? __("Edit rule") : __("Add rule"),
1070                         style: "width: 600px",
1071                         execute: function() {
1072                                 if (this.validate()) {
1073                                         createNewRuleElement($("filterDlg_Matches"), replaceNode);
1074                                         this.hide();
1075                                 }
1076                         },
1077                         href: query});
1078
1079                 rule_dlg.show();
1080         } catch (e) {
1081                 exception_error("addFilterRule", e);
1082         }
1083 }
1084
1085 function addFilterAction(replaceNode, actionStr) {
1086         try {
1087                 if (dijit.byId("filterNewActionDlg"))
1088                         dijit.byId("filterNewActionDlg").destroyRecursive();
1089
1090                 var query = "backend.php?op=pref-filters&method=newaction&action=" +
1091                         param_escape(actionStr);
1092
1093                 var rule_dlg = new dijit.Dialog({
1094                         id: "filterNewActionDlg",
1095                         title: actionStr ? __("Edit action") : __("Add action"),
1096                         style: "width: 600px",
1097                         execute: function() {
1098                                 if (this.validate()) {
1099                                         createNewActionElement($("filterDlg_Actions"), replaceNode);
1100                                         this.hide();
1101                                 }
1102                         },
1103                         href: query});
1104
1105                 rule_dlg.show();
1106         } catch (e) {
1107                 exception_error("addFilterAction", e);
1108         }
1109 }
1110
1111 function quickAddFilter() {
1112         try {
1113                 var query = "";
1114                 if (!inPreferences()) {
1115                         query = "backend.php?op=pref-filters&method=newfilter&feed=" +
1116                                 param_escape(getActiveFeedId()) + "&is_cat=" +
1117                                 param_escape(activeFeedIsCat());
1118                 } else {
1119                         query = "backend.php?op=pref-filters&method=newfilter";
1120                 }
1121
1122                 console.log(query);
1123
1124                 if (dijit.byId("feedEditDlg"))
1125                         dijit.byId("feedEditDlg").destroyRecursive();
1126
1127                 if (dijit.byId("filterEditDlg"))
1128                         dijit.byId("filterEditDlg").destroyRecursive();
1129
1130                 dialog = new dijit.Dialog({
1131                         id: "filterEditDlg",
1132                         title: __("Create Filter"),
1133                         style: "width: 600px",
1134                         test: function() {
1135                                 var query = "backend.php?" + dojo.formToQuery("filter_new_form") + "&savemode=test";
1136
1137                                 if (dijit.byId("filterTestDlg"))
1138                                         dijit.byId("filterTestDlg").destroyRecursive();
1139
1140                                 var test_dlg = new dijit.Dialog({
1141                                         id: "filterTestDlg",
1142                                         title: "Test Filter",
1143                                         style: "width: 600px",
1144                                         href: query});
1145
1146                                 test_dlg.show();
1147                         },
1148                         selectRules: function(select) {
1149                                 $$("#filterDlg_Matches input[type=checkbox]").each(function(e) {
1150                                         e.checked = select;
1151                                         if (select)
1152                                                 e.parentNode.addClassName("Selected");
1153                                         else
1154                                                 e.parentNode.removeClassName("Selected");
1155                                 });
1156                         },
1157                         selectActions: function(select) {
1158                                 $$("#filterDlg_Actions input[type=checkbox]").each(function(e) {
1159                                         e.checked = select;
1160
1161                                         if (select)
1162                                                 e.parentNode.addClassName("Selected");
1163                                         else
1164                                                 e.parentNode.removeClassName("Selected");
1165
1166                                 });
1167                         },
1168                         editRule: function(e) {
1169                                 var li = e.parentNode;
1170                                 var rule = li.getElementsByTagName("INPUT")[1].value;
1171                                 addFilterRule(li, rule);
1172                         },
1173                         editAction: function(e) {
1174                                 var li = e.parentNode;
1175                                 var action = li.getElementsByTagName("INPUT")[1].value;
1176                                 addFilterAction(li, action);
1177                         },
1178                         addAction: function() { addFilterAction(); },
1179                         addRule: function() { addFilterRule(); },
1180                         deleteAction: function() {
1181                                 $$("#filterDlg_Actions li.[class*=Selected]").each(function(e) { e.parentNode.removeChild(e) });
1182                         },
1183                         deleteRule: function() {
1184                                 $$("#filterDlg_Matches li.[class*=Selected]").each(function(e) { e.parentNode.removeChild(e) });
1185                         },
1186                         execute: function() {
1187                                 if (this.validate()) {
1188
1189                                         var query = dojo.formToQuery("filter_new_form");
1190
1191                                         console.log(query);
1192
1193                                         new Ajax.Request("backend.php", {
1194                                                 parameters: query,
1195                                                 onComplete: function (transport) {
1196                                                         if (inPreferences()) {
1197                                                                 updateFilterList();
1198                                                         }
1199
1200                                                         dialog.hide();
1201                                         } });
1202                                 }
1203                         },
1204                         href: query});
1205
1206                 if (!inPreferences()) {
1207                         var lh = dojo.connect(dialog, "onLoad", function(){
1208                                 dojo.disconnect(lh);
1209
1210                                 var query = "op=rpc&method=getlinktitlebyid&id=" + getActiveArticleId();
1211
1212                                 new Ajax.Request("backend.php", {
1213                                 parameters: query,
1214                                 onComplete: function(transport) {
1215                                         var reply = JSON.parse(transport.responseText);
1216
1217                                         var title = false;
1218
1219                                         if (reply && reply) title = reply.title;
1220
1221                                         if (title || getActiveFeedId() || activeFeedIsCat()) {
1222
1223                                                 console.log(title + " " + getActiveFeedId());
1224
1225                                                 var feed_id = activeFeedIsCat() ? 'CAT:' + parseInt(getActiveFeedId()) :
1226                                                         getActiveFeedId();
1227
1228                                                 var rule = { reg_exp: title, feed_id: feed_id, filter_type: 1 };
1229
1230                                                 addFilterRule(null, dojo.toJson(rule));
1231                                         }
1232
1233                                 } });
1234
1235                         });
1236                 }
1237
1238                 dialog.show();
1239
1240         } catch (e) {
1241                 exception_error("quickAddFilter", e);
1242         }
1243 }
1244
1245 function resetPubSub(feed_id, title) {
1246
1247         var msg = __("Reset subscription? Tiny Tiny RSS will try to subscribe to the notification hub again on next feed update.").replace("%s", title);
1248
1249         if (title == undefined || confirm(msg)) {
1250                 notify_progress("Loading, please wait...");
1251
1252                 var query = "?op=pref-feeds&quiet=1&method=resetPubSub&ids=" + feed_id;
1253
1254                 new Ajax.Request("backend.php", {
1255                         parameters: query,
1256                         onComplete: function(transport) {
1257                                 dijit.byId("pubsubReset_Btn").attr('disabled', true);
1258                                 notify_info("Subscription reset.");
1259                         } });
1260         }
1261
1262         return false;
1263 }
1264
1265
1266 function unsubscribeFeed(feed_id, title) {
1267
1268         var msg = __("Unsubscribe from %s?").replace("%s", title);
1269
1270         if (title == undefined || confirm(msg)) {
1271                 notify_progress("Removing feed...");
1272
1273                 var query = "?op=pref-feeds&quiet=1&method=remove&ids=" + feed_id;
1274
1275                 new Ajax.Request("backend.php", {
1276                         parameters: query,
1277                         onComplete: function(transport) {
1278
1279                                         if (dijit.byId("feedEditDlg")) dijit.byId("feedEditDlg").hide();
1280
1281                                         if (inPreferences()) {
1282                                                 updateFeedList();
1283                                         } else {
1284                                                 if (feed_id == getActiveFeedId())
1285                                                         setTimeout("viewfeed(-5)", 100);
1286
1287                                                 if (feed_id < 0) updateFeedList();
1288                                         }
1289
1290                                 } });
1291         }
1292
1293         return false;
1294 }
1295
1296
1297 function backend_sanity_check_callback(transport) {
1298
1299         try {
1300
1301                 if (sanity_check_done) {
1302                         fatalError(11, "Sanity check request received twice. This can indicate "+
1303                       "presence of Firebug or some other disrupting extension. "+
1304                                 "Please disable it and try again.");
1305                         return;
1306                 }
1307
1308                 var reply = JSON.parse(transport.responseText);
1309
1310                 if (!reply) {
1311                         fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
1312                         return;
1313                 }
1314
1315                 var error_code = reply['error']['code'];
1316
1317                 if (error_code && error_code != 0) {
1318                         return fatalError(error_code, reply['error']['message']);
1319                 }
1320
1321                 console.log("sanity check ok");
1322
1323                 var params = reply['init-params'];
1324
1325                 if (params) {
1326                         console.log('reading init-params...');
1327
1328                         if (params) {
1329                                 for (k in params) {
1330                                         var v = params[k];
1331                                         console.log("IP: " + k + " => " + v);
1332
1333                                         if (k == "label_base_index") _label_base_index = parseInt(v);
1334                                 }
1335                         }
1336
1337                         init_params = params;
1338                 }
1339
1340                 sanity_check_done = true;
1341
1342                 init_second_stage();
1343
1344         } catch (e) {
1345                 exception_error("backend_sanity_check_callback", e, transport);
1346         }
1347 }
1348
1349 /*function has_local_storage() {
1350         try {
1351                 return 'sessionStorage' in window && window['sessionStorage'] != null;
1352         } catch (e) {
1353                 return false;
1354         }
1355 } */
1356
1357 function catSelectOnChange(elem) {
1358         try {
1359 /*              var value = elem[elem.selectedIndex].value;
1360                 var def = elem.getAttribute('default');
1361
1362                 if (value == "ADD_CAT") {
1363
1364                         if (def)
1365                                 dropboxSelect(elem, def);
1366                         else
1367                                 elem.selectedIndex = 0;
1368
1369                         quickAddCat(elem);
1370                 } */
1371
1372         } catch (e) {
1373                 exception_error("catSelectOnChange", e);
1374         }
1375 }
1376
1377 function quickAddCat(elem) {
1378         try {
1379                 var cat = prompt(__("Please enter category title:"));
1380
1381                 if (cat) {
1382
1383                         var query = "?op=rpc&method=quickAddCat&cat=" + param_escape(cat);
1384
1385                         notify_progress("Loading, please wait...", true);
1386
1387                         new Ajax.Request("backend.php", {
1388                                 parameters: query,
1389                                 onComplete: function (transport) {
1390                                         var response = transport.responseXML;
1391                                         var select = response.getElementsByTagName("select")[0];
1392                                         var options = select.getElementsByTagName("option");
1393
1394                                         dropbox_replace_options(elem, options);
1395
1396                                         notify('');
1397
1398                         } });
1399
1400                 }
1401
1402         } catch (e) {
1403                 exception_error("quickAddCat", e);
1404         }
1405 }
1406
1407 function genUrlChangeKey(feed, is_cat) {
1408
1409         try {
1410                 var ok = confirm(__("Generate new syndication address for this feed?"));
1411
1412                 if (ok) {
1413
1414                         notify_progress("Trying to change address...", true);
1415
1416                         var query = "?op=rpc&method=regenFeedKey&id=" + param_escape(feed) +
1417                                 "&is_cat=" + param_escape(is_cat);
1418
1419                         new Ajax.Request("backend.php", {
1420                                 parameters: query,
1421                                 onComplete: function(transport) {
1422                                                 var reply = JSON.parse(transport.responseText);
1423                                                 var new_link = reply.link;
1424
1425                                                 var e = $('gen_feed_url');
1426
1427                                                 if (new_link) {
1428
1429                                                         e.innerHTML = e.innerHTML.replace(/\&amp;key=.*$/,
1430                                                                 "&amp;key=" + new_link);
1431
1432                                                         e.href = e.href.replace(/\&key=.*$/,
1433                                                                 "&key=" + new_link);
1434
1435                                                         new Effect.Highlight(e);
1436
1437                                                         notify('');
1438
1439                                                 } else {
1440                                                         notify_error("Could not change feed URL.");
1441                                                 }
1442                                 } });
1443                 }
1444         } catch (e) {
1445                 exception_error("genUrlChangeKey", e);
1446         }
1447         return false;
1448 }
1449
1450 function labelSelectOnChange(elem) {
1451         try {
1452 /*              var value = elem[elem.selectedIndex].value;
1453                 var def = elem.getAttribute('default');
1454
1455                 if (value == "ADD_LABEL") {
1456
1457                         if (def)
1458                                 dropboxSelect(elem, def);
1459                         else
1460                                 elem.selectedIndex = 0;
1461
1462                         addLabel(elem, function(transport) {
1463
1464                                         try {
1465
1466                                                 var response = transport.responseXML;
1467                                                 var select = response.getElementsByTagName("select")[0];
1468                                                 var options = select.getElementsByTagName("option");
1469
1470                                                 dropbox_replace_options(elem, options);
1471
1472                                                 notify('');
1473                                         } catch (e) {
1474                                                 exception_error("addLabel", e);
1475                                         }
1476                         });
1477                 } */
1478
1479         } catch (e) {
1480                 exception_error("labelSelectOnChange", e);
1481         }
1482 }
1483
1484 function dropbox_replace_options(elem, options) {
1485
1486         try {
1487                 while (elem.hasChildNodes())
1488                         elem.removeChild(elem.firstChild);
1489
1490                 var sel_idx = -1;
1491
1492                 for (var i = 0; i < options.length; i++) {
1493                         var text = options[i].firstChild.nodeValue;
1494                         var value = options[i].getAttribute("value");
1495
1496                         if (value == undefined) value = text;
1497
1498                         var issel = options[i].getAttribute("selected") == "1";
1499
1500                         var option = new Option(text, value, issel);
1501
1502                         if (options[i].getAttribute("disabled"))
1503                                 option.setAttribute("disabled", true);
1504
1505                         elem.insert(option);
1506
1507                         if (issel) sel_idx = i;
1508                 }
1509
1510                 // Chrome doesn't seem to just select stuff when you pass new Option(x, y, true)
1511                 if (sel_idx >= 0) elem.selectedIndex = sel_idx;
1512
1513         } catch (e) {
1514                 exception_error("dropbox_replace_options", e);
1515         }
1516 }
1517
1518 // mode = all, none, invert
1519 function selectTableRows(id, mode) {
1520         try {
1521                 var rows = $(id).rows;
1522
1523                 for (var i = 0; i < rows.length; i++) {
1524                         var row = rows[i];
1525                         var cb = false;
1526                         var dcb = false;
1527
1528                         if (row.id && row.className) {
1529                                 var bare_id = row.id.replace(/^[A-Z]*?-/, "");
1530                                 var inputs = rows[i].getElementsByTagName("input");
1531
1532                                 for (var j = 0; j < inputs.length; j++) {
1533                                         var input = inputs[j];
1534
1535                                         if (input.getAttribute("type") == "checkbox" &&
1536                                                         input.id.match(bare_id)) {
1537
1538                                                 cb = input;
1539                                                 dcb = dijit.getEnclosingWidget(cb);
1540                                                 break;
1541                                         }
1542                                 }
1543
1544                                 if (cb || dcb) {
1545                                         var issel = row.hasClassName("Selected");
1546
1547                                         if (mode == "all" && !issel) {
1548                                                 row.addClassName("Selected");
1549                                                 cb.checked = true;
1550                                                 if (dcb) dcb.set("checked", true);
1551                                         } else if (mode == "none" && issel) {
1552                                                 row.removeClassName("Selected");
1553                                                 cb.checked = false;
1554                                                 if (dcb) dcb.set("checked", false);
1555
1556                                         } else if (mode == "invert") {
1557
1558                                                 if (issel) {
1559                                                         row.removeClassName("Selected");
1560                                                         cb.checked = false;
1561                                                         if (dcb) dcb.set("checked", false);
1562                                                 } else {
1563                                                         row.addClassName("Selected");
1564                                                         cb.checked = true;
1565                                                         if (dcb) dcb.set("checked", true);
1566                                                 }
1567                                         }
1568                                 }
1569                         }
1570                 }
1571
1572         } catch (e) {
1573                 exception_error("selectTableRows", e);
1574
1575         }
1576 }
1577
1578 function getSelectedTableRowIds(id) {
1579         var rows = [];
1580
1581         try {
1582                 var elem_rows = $(id).rows;
1583
1584                 for (var i = 0; i < elem_rows.length; i++) {
1585                         if (elem_rows[i].hasClassName("Selected")) {
1586                                 var bare_id = elem_rows[i].id.replace(/^[A-Z]*?-/, "");
1587                                 rows.push(bare_id);
1588                         }
1589                 }
1590
1591         } catch (e) {
1592                 exception_error("getSelectedTableRowIds", e);
1593         }
1594
1595         return rows;
1596 }
1597
1598 function editFeed(feed, event) {
1599         try {
1600                 if (feed <= 0)
1601                         return alert(__("You can't edit this kind of feed."));
1602
1603                 var query = "backend.php?op=pref-feeds&method=editfeed&id=" +
1604                         param_escape(feed);
1605
1606                 console.log(query);
1607
1608                 if (dijit.byId("filterEditDlg"))
1609                         dijit.byId("filterEditDlg").destroyRecursive();
1610
1611                 if (dijit.byId("feedEditDlg"))
1612                         dijit.byId("feedEditDlg").destroyRecursive();
1613
1614                 dialog = new dijit.Dialog({
1615                         id: "feedEditDlg",
1616                         title: __("Edit Feed"),
1617                         style: "width: 600px",
1618                         execute: function() {
1619                                 if (this.validate()) {
1620 //                                      console.log(dojo.objectToQuery(this.attr('value')));
1621
1622                                         notify_progress("Saving data...", true);
1623
1624                                         new Ajax.Request("backend.php", {
1625                                                 parameters: dojo.objectToQuery(dialog.attr('value')),
1626                                                 onComplete: function(transport) {
1627                                                         dialog.hide();
1628                                                         notify('');
1629                                                         updateFeedList();
1630                                         }});
1631                                 }
1632                         },
1633                         href: query});
1634
1635                 dialog.show();
1636
1637         } catch (e) {
1638                 exception_error("editFeed", e);
1639         }
1640 }
1641
1642 function feedBrowser() {
1643         try {
1644                 var query = "backend.php?op=dlg&method=feedBrowser";
1645
1646                 if (dijit.byId("feedAddDlg"))
1647                         dijit.byId("feedAddDlg").hide();
1648
1649                 if (dijit.byId("feedBrowserDlg"))
1650                         dijit.byId("feedBrowserDlg").destroyRecursive();
1651
1652                 var dialog = new dijit.Dialog({
1653                         id: "feedBrowserDlg",
1654                         title: __("More Feeds"),
1655                         style: "width: 600px",
1656                         getSelectedFeedIds: function() {
1657                                 var list = $$("#browseFeedList li[id*=FBROW]");
1658                                 var selected = new Array();
1659
1660                                 list.each(function(child) {
1661                                         var id = child.id.replace("FBROW-", "");
1662
1663                                         if (child.hasClassName('Selected')) {
1664                                                 selected.push(id);
1665                                         }
1666                                 });
1667
1668                                 return selected;
1669                         },
1670                         getSelectedFeeds: function() {
1671                                 var list = $$("#browseFeedList li.Selected");
1672                                 var selected = new Array();
1673
1674                                 list.each(function(child) {
1675                                         var title = child.getElementsBySelector("span.fb_feedTitle")[0].innerHTML;
1676                                         var url = child.getElementsBySelector("a.fb_feedUrl")[0].href;
1677
1678                                         selected.push([title,url]);
1679
1680                                 });
1681
1682                                 return selected;
1683                         },
1684
1685                         subscribe: function() {
1686                                 var mode = this.attr('value').mode;
1687                                 var selected = [];
1688
1689                                 if (mode == "1")
1690                                         selected = this.getSelectedFeeds();
1691                                 else
1692                                         selected = this.getSelectedFeedIds();
1693
1694                                 if (selected.length > 0) {
1695                                         dijit.byId("feedBrowserDlg").hide();
1696
1697                                         notify_progress("Loading, please wait...", true);
1698
1699                                         // we use dojo.toJson instead of JSON.stringify because
1700                                         // it somehow escapes everything TWICE, at least in Chrome 9
1701
1702                                         var query = "?op=rpc&method=massSubscribe&payload="+
1703                                                 param_escape(dojo.toJson(selected)) + "&mode=" + param_escape(mode);
1704
1705                                         console.log(query);
1706
1707                                         new Ajax.Request("backend.php", {
1708                                                 parameters: query,
1709                                                 onComplete: function(transport) {
1710                                                         notify('');
1711                                                         updateFeedList();
1712                                                 } });
1713
1714                                 } else {
1715                                         alert(__("No feeds are selected."));
1716                                 }
1717
1718                         },
1719                         update: function() {
1720                                 var query = dojo.objectToQuery(dialog.attr('value'));
1721
1722                                 Element.show('feed_browser_spinner');
1723
1724                                 new Ajax.Request("backend.php", {
1725                                         parameters: query,
1726                                         onComplete: function(transport) {
1727                                                 notify('');
1728
1729                                                 Element.hide('feed_browser_spinner');
1730
1731                                                 var c = $("browseFeedList");
1732
1733                                                 var reply = JSON.parse(transport.responseText);
1734
1735                                                 var r = reply['content'];
1736                                                 var mode = reply['mode'];
1737
1738                                                 if (c && r) {
1739                                                         c.innerHTML = r;
1740                                                 }
1741
1742                                                 dojo.parser.parse("browseFeedList");
1743
1744                                                 if (mode == 2) {
1745                                                         Element.show(dijit.byId('feed_archive_remove').domNode);
1746                                                 } else {
1747                                                         Element.hide(dijit.byId('feed_archive_remove').domNode);
1748                                                 }
1749
1750                                         } });
1751                         },
1752                         removeFromArchive: function() {
1753                                 var selected = this.getSelectedFeedIds();
1754
1755                                 if (selected.length > 0) {
1756
1757                                         var pr = __("Remove selected feeds from the archive? Feeds with stored articles will not be removed.");
1758
1759                                         if (confirm(pr)) {
1760                                                 Element.show('feed_browser_spinner');
1761
1762                                                 var query = "?op=rpc&method=remarchive&ids=" +
1763                                                         param_escape(selected.toString());;
1764
1765                                                 new Ajax.Request("backend.php", {
1766                                                         parameters: query,
1767                                                         onComplete: function(transport) {
1768                                                                 dialog.update();
1769                                                         } });
1770                                         }
1771                                 }
1772                         },
1773                         execute: function() {
1774                                 if (this.validate()) {
1775                                         this.subscribe();
1776                                 }
1777                         },
1778                         href: query});
1779
1780                 dialog.show();
1781
1782         } catch (e) {
1783                 exception_error("editFeed", e);
1784         }
1785 }
1786
1787 function showFeedsWithErrors() {
1788         try {
1789                 var query = "backend.php?op=pref-feeds&method=feedsWithErrors";
1790
1791                 if (dijit.byId("errorFeedsDlg"))
1792                         dijit.byId("errorFeedsDlg").destroyRecursive();
1793
1794                 dialog = new dijit.Dialog({
1795                         id: "errorFeedsDlg",
1796                         title: __("Feeds with update errors"),
1797                         style: "width: 600px",
1798                         getSelectedFeeds: function() {
1799                                 return getSelectedTableRowIds("prefErrorFeedList");
1800                         },
1801                         removeSelected: function() {
1802                                 var sel_rows = this.getSelectedFeeds();
1803
1804                                 console.log(sel_rows);
1805
1806                                 if (sel_rows.length > 0) {
1807                                         var ok = confirm(__("Remove selected feeds?"));
1808
1809                                         if (ok) {
1810                                                 notify_progress("Removing selected feeds...", true);
1811
1812                                                 var query = "?op=pref-feeds&method=remove&ids="+
1813                                                         param_escape(sel_rows.toString());
1814
1815                                                 new Ajax.Request("backend.php", {
1816                                                         parameters: query,
1817                                                         onComplete: function(transport) {
1818                                                                 notify('');
1819                                                                 dialog.hide();
1820                                                                 updateFeedList();
1821                                                         } });
1822                                         }
1823
1824                                 } else {
1825                                         alert(__("No feeds are selected."));
1826                                 }
1827                         },
1828                         execute: function() {
1829                                 if (this.validate()) {
1830                                 }
1831                         },
1832                         href: query});
1833
1834                 dialog.show();
1835
1836         } catch (e) {
1837                 exception_error("showFeedsWithErrors", e);
1838         }
1839
1840 }
1841
1842 /* new support functions for SelectByTag */
1843
1844 function get_all_tags(selObj){
1845         try {
1846                 if( !selObj ) return "";
1847
1848                 var result = "";
1849                 var len = selObj.options.length;
1850
1851                 for (var i=0; i < len; i++){
1852                         if (selObj.options[i].selected) {
1853                                 result += selObj[i].value + "%2C";   // is really a comma
1854                         }
1855                 }
1856
1857                 if (result.length > 0){
1858                         result = result.substr(0, result.length-3);  // remove trailing %2C
1859                 }
1860
1861                 return(result);
1862
1863         } catch (e) {
1864                 exception_error("get_all_tags", e);
1865         }
1866 }
1867
1868 function get_radio_checked(radioObj) {
1869         try {
1870                 if (!radioObj) return "";
1871
1872                 var len = radioObj.length;
1873
1874                 if (len == undefined){
1875                         if(radioObj.checked){
1876                                 return(radioObj.value);
1877                         } else {
1878                                 return("");
1879                         }
1880                 }
1881
1882                 for( var i=0; i < len; i++ ){
1883                         if( radioObj[i].checked ){
1884                                 return( radioObj[i].value);
1885                         }
1886                 }
1887
1888         } catch (e) {
1889                 exception_error("get_radio_checked", e);
1890         }
1891         return("");
1892 }
1893
1894 function get_timestamp() {
1895         var date = new Date();
1896         return Math.round(date.getTime() / 1000);
1897 }
1898
1899 function helpDialog(topic) {
1900         try {
1901                 var query = "backend.php?op=backend&method=help&topic=" + param_escape(topic);
1902
1903                 if (dijit.byId("helpDlg"))
1904                         dijit.byId("helpDlg").destroyRecursive();
1905
1906                 dialog = new dijit.Dialog({
1907                         id: "helpDlg",
1908                         title: __("Help"),
1909                         style: "width: 600px",
1910                         href: query,
1911                 });
1912
1913                 dialog.show();
1914
1915         } catch (e) {
1916                 exception_error("helpDialog", e);
1917         }
1918 }
1919
1920 function htmlspecialchars_decode (string, quote_style) {
1921   // http://kevin.vanzonneveld.net
1922   // +   original by: Mirek Slugen
1923   // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
1924   // +   bugfixed by: Mateusz "loonquawl" Zalega
1925   // +      input by: ReverseSyntax
1926   // +      input by: Slawomir Kaniecki
1927   // +      input by: Scott Cariss
1928   // +      input by: Francois
1929   // +   bugfixed by: Onno Marsman
1930   // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
1931   // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
1932   // +      input by: Ratheous
1933   // +      input by: Mailfaker (http://www.weedem.fr/)
1934   // +      reimplemented by: Brett Zamir (http://brett-zamir.me)
1935   // +    bugfixed by: Brett Zamir (http://brett-zamir.me)
1936   // *     example 1: htmlspecialchars_decode("<p>this -&gt; &quot;</p>", 'ENT_NOQUOTES');
1937   // *     returns 1: '<p>this -> &quot;</p>'
1938   // *     example 2: htmlspecialchars_decode("&amp;quot;");
1939   // *     returns 2: '&quot;'
1940   var optTemp = 0,
1941     i = 0,
1942     noquotes = false;
1943   if (typeof quote_style === 'undefined') {
1944     quote_style = 2;
1945   }
1946   string = string.toString().replace(/&lt;/g, '<').replace(/&gt;/g, '>');
1947   var OPTS = {
1948     'ENT_NOQUOTES': 0,
1949     'ENT_HTML_QUOTE_SINGLE': 1,
1950     'ENT_HTML_QUOTE_DOUBLE': 2,
1951     'ENT_COMPAT': 2,
1952     'ENT_QUOTES': 3,
1953     'ENT_IGNORE': 4
1954   };
1955   if (quote_style === 0) {
1956     noquotes = true;
1957   }
1958   if (typeof quote_style !== 'number') { // Allow for a single string or an array of string flags
1959     quote_style = [].concat(quote_style);
1960     for (i = 0; i < quote_style.length; i++) {
1961       // Resolve string input to bitwise e.g. 'PATHINFO_EXTENSION' becomes 4
1962       if (OPTS[quote_style[i]] === 0) {
1963         noquotes = true;
1964       } else if (OPTS[quote_style[i]]) {
1965         optTemp = optTemp | OPTS[quote_style[i]];
1966       }
1967     }
1968     quote_style = optTemp;
1969   }
1970   if (quote_style & OPTS.ENT_HTML_QUOTE_SINGLE) {
1971     string = string.replace(/&#0*39;/g, "'"); // PHP doesn't currently escape if more than one 0, but it should
1972     // string = string.replace(/&apos;|&#x0*27;/g, "'"); // This would also be useful here, but not a part of PHP
1973   }
1974   if (!noquotes) {
1975     string = string.replace(/&quot;/g, '"');
1976   }
1977   // Put this in last place to avoid escape being double-decoded
1978   string = string.replace(/&amp;/g, '&');
1979
1980   return string;
1981 }
1982
1983
1984 function label_to_feed_id(label) {
1985         return _label_base_index - 1 - Math.abs(label);
1986 }
1987
1988 function feed_to_label_id(feed) {
1989         return _label_base_index - 1 + Math.abs(feed);
1990 }
1991