js/functions.js

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