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(title, 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, title);
 429                         if (callback) callback(transport);
 430                 } });
 431
 432         return false;
 433 }
 434
 435 function infobox_callback2(transport, title) {
 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 content = transport.responseText;
 447
 448                 if (!dialog) {
 449                         dialog = new dijit.Dialog({
 450                                 title: title,
 451                                 id: 'infoBox',
 452                                 style: "width: 600px",
 453                                 onCancel: function() {
 454                                         return true;
 455                                 },
 456                                 onExecute: function() {
 457                                         return true;
 458                                 },
 459                                 onClose: function() {
 460                                         return true;
 461                                         },
 462                                 content: content});
 463                 } else {
 464                         dialog.attr('title', title);
 465                         dialog.attr('content', content);
 466                 }
 467
 468                 dialog.show();
 469
 470                 notify("");
 471         } catch (e) {
 472                 exception_error("infobox_callback2", e);
 473         }
 474 }
 475
 476 function filterCR(e, f)
 477 {
 478      var key;
 479
 480      if(window.event)
 481           key = window.event.keyCode;     //IE
 482      else
 483           key = e.which;     //firefox
 484
 485         if (key == 13) {
 486                 if (typeof f != 'undefined') {
 487                         f();
 488                         return false;
 489                 } else {
 490                         return false;
 491                 }
 492         } else {
 493                 return true;
 494         }
 495 }
 496
 497 function getInitParam(key) {
 498         return init_params[key];
 499 }
 500
 501 function setInitParam(key, value) {
 502         init_params[key] = value;
 503 }
 504
 505 function fatalError(code, msg, ext_info) {
 506         try {
 507
 508                 if (code == 6) {
 509                         window.location.href = "index.php";
 510                 } else if (code == 5) {
 511                         window.location.href = "db-updater.php";
 512                 } else {
 513
 514                         if (msg == "") msg = "Unknown error";
 515
 516                         if (ext_info) {
 517                                 if (ext_info.responseText) {
 518                                         ext_info = ext_info.responseText;
 519                                 }
 520                         }
 521
 522                         if (ERRORS && ERRORS[code] && !msg) {
 523                                 msg = ERRORS[code];
 524                         }
 525
 526                         var content = "<div><b>Error code:</b> " + code + "</div>" +
 527                                 "<p>" + msg + "</p>";
 528
 529                         if (ext_info) {
 530                                 content = content + "<div><b>Additional information:</b></div>" +
 531                                         "<textarea style='width: 100%' readonly=\"1\">" +
 532                                         ext_info + "</textarea>";
 533                         }
 534
 535                         var dialog = new dijit.Dialog({
 536                                 title: "Fatal error",
 537                                 style: "width: 600px",
 538                                 content: content});
 539
 540                         dialog.show();
 541
 542                 }
 543
 544                 return false;
 545
 546         } catch (e) {
 547                 exception_error("fatalError", e);
 548         }
 549 }
 550
 551 /* function filterDlgCheckType(sender) {
 552
 553         try {
 554
 555                 var ftype = sender.value;
 556
 557                 // if selected filter type is 5 (Date) enable the modifier dropbox
 558                 if (ftype == 5) {
 559                         Element.show("filterDlg_dateModBox");
 560                         Element.show("filterDlg_dateChkBox");
 561                 } else {
 562                         Element.hide("filterDlg_dateModBox");
 563                         Element.hide("filterDlg_dateChkBox");
 564
 565                 }
 566
 567         } catch (e) {
 568                 exception_error("filterDlgCheckType", e);
 569         }
 570
 571 } */
 572
 573 function filterDlgCheckAction(sender) {
 574
 575         try {
 576
 577                 var action = sender.value;
 578
 579                 var action_param = $("filterDlg_paramBox");
 580
 581                 if (!action_param) {
 582                         console.log("filterDlgCheckAction: can't find action param box!");
 583                         return;
 584                 }
 585
 586                 // if selected action supports parameters, enable params field
 587                 if (action == 4 || action == 6 || action == 7) {
 588                         new Effect.Appear(action_param, {duration : 0.5});
 589                         if (action != 7) {
 590                                 Element.show(dijit.byId("filterDlg_actionParam").domNode);
 591                                 Element.hide(dijit.byId("filterDlg_actionParamLabel").domNode);
 592                         } else {
 593                                 Element.show(dijit.byId("filterDlg_actionParamLabel").domNode);
 594                                 Element.hide(dijit.byId("filterDlg_actionParam").domNode);
 595                         }
 596                 } else {
 597                         Element.hide(action_param);
 598                 }
 599
 600         } catch (e) {
 601                 exception_error("filterDlgCheckAction", e);
 602         }
 603
 604 }
 605
 606 function filterDlgCheckDate() {
 607         try {
 608                 var dialog = dijit.byId("filterEditDlg");
 609
 610                 var reg_exp = dialog.attr('value').reg_exp;
 611
 612                 var query = "?op=rpc&method=checkDate&date=" + reg_exp;
 613
 614                 new Ajax.Request("backend.php", {
 615                         parameters: query,
 616                         onComplete: function(transport) {
 617
 618                                 var reply = JSON.parse(transport.responseText);
 619
 620                                 if (reply['result'] == true) {
 621                                         alert(__("Date syntax appears to be correct:") + " " + reply['date']);
 622                                         return;
 623                                 } else {
 624                                         alert(__("Date syntax is incorrect."));
 625                                 }
 626
 627                         } });
 628
 629
 630         } catch (e) {
 631                 exception_error("filterDlgCheckDate", e);
 632         }
 633 }
 634
 635 function explainError(code) {
 636         return displayDlg(__("Error explained"), "explainError", code);
 637 }
 638
 639 function loading_set_progress(p) {
 640         try {
 641                 loading_progress += p;
 642
 643                 if (dijit.byId("loading_bar"))
 644                         dijit.byId("loading_bar").update({progress: loading_progress});
 645
 646                 if (loading_progress >= 90)
 647                         remove_splash();
 648
 649         } catch (e) {
 650                 exception_error("loading_set_progress", e);
 651         }
 652 }
 653
 654 function remove_splash() {
 655
 656         if (Element.visible("overlay")) {
 657                 console.log("about to remove splash, OMG!");
 658                 Element.hide("overlay");
 659                 console.log("removed splash!");
 660         }
 661 }
 662
 663 function transport_error_check(transport) {
 664         try {
 665                 if (transport.responseXML) {
 666                         var error = transport.responseXML.getElementsByTagName("error")[0];
 667
 668                         if (error) {
 669                                 var code = error.getAttribute("error-code");
 670                                 var msg = error.getAttribute("error-msg");
 671                                 if (code != 0) {
 672                                         fatalError(code, msg);
 673                                         return false;
 674                                 }
 675                         }
 676                 }
 677         } catch (e) {
 678                 exception_error("check_for_error_xml", e);
 679         }
 680         return true;
 681 }
 682
 683 function strip_tags(s) {
 684         return s.replace(/<\/?[^>]+(>|$)/g, "");
 685 }
 686
 687 function truncate_string(s, length) {
 688         if (!length) length = 30;
 689         var tmp = s.substring(0, length);
 690         if (s.length > length) tmp += "&hellip;";
 691         return tmp;
 692 }
 693
 694 function hotkey_prefix_timeout() {
 695         try {
 696
 697                 var date = new Date();
 698                 var ts = Math.round(date.getTime() / 1000);
 699
 700                 if (hotkey_prefix_pressed && ts - hotkey_prefix_pressed >= 5) {
 701                         console.log("hotkey_prefix seems to be stuck, aborting");
 702                         hotkey_prefix_pressed = false;
 703                         hotkey_prefix = false;
 704                         Element.hide('cmdline');
 705                 }
 706
 707                 setTimeout("hotkey_prefix_timeout()", 1000);
 708
 709         } catch  (e) {
 710                 exception_error("hotkey_prefix_timeout", e);
 711         }
 712 }
 713
 714 function uploadIconHandler(rc) {
 715         try {
 716                 switch (rc) {
 717                         case 0:
 718                                 notify_info("Upload complete.");
 719                                 if (inPreferences()) {
 720                                         updateFeedList();
 721                                 } else {
 722                                         setTimeout('updateFeedList(false, false)', 50);
 723                                 }
 724                                 break;
 725                         case 1:
 726                                 notify_error("Upload failed: icon is too big.");
 727                                 break;
 728                         case 2:
 729                                 notify_error("Upload failed.");
 730                                 break;
 731                 }
 732
 733         } catch (e) {
 734                 exception_error("uploadIconHandler", e);
 735         }
 736 }
 737
 738 function removeFeedIcon(id) {
 739
 740         try {
 741
 742                 if (confirm(__("Remove stored feed icon?"))) {
 743                         var query = "backend.php?op=pref-feeds&method=removeicon&feed_id=" + param_escape(id);
 744
 745                         console.log(query);
 746
 747                         notify_progress("Removing feed icon...", true);
 748
 749                         new Ajax.Request("backend.php", {
 750                                 parameters: query,
 751                                 onComplete: function(transport) {
 752                                         notify_info("Feed icon removed.");
 753                                         if (inPreferences()) {
 754                                                 updateFeedList();
 755                                         } else {
 756                                                 setTimeout('updateFeedList(false, false)', 50);
 757                                         }
 758                                 } });
 759                 }
 760
 761                 return false;
 762         } catch (e) {
 763                 exception_error("removeFeedIcon", e);
 764         }
 765 }
 766
 767 function uploadFeedIcon() {
 768
 769         try {
 770
 771                 var file = $("icon_file");
 772
 773                 if (file.value.length == 0) {
 774                         alert(__("Please select an image file to upload."));
 775                 } else {
 776                         if (confirm(__("Upload new icon for this feed?"))) {
 777                                 notify_progress("Uploading, please wait...", true);
 778                                 return true;
 779                         }
 780                 }
 781
 782                 return false;
 783
 784         } catch (e) {
 785                 exception_error("uploadFeedIcon", e);
 786         }
 787 }
 788
 789 function addLabel(select, callback) {
 790
 791         try {
 792
 793                 var caption = prompt(__("Please enter label caption:"), "");
 794
 795                 if (caption != undefined) {
 796
 797                         if (caption == "") {
 798                                 alert(__("Can't create label: missing caption."));
 799                                 return false;
 800                         }
 801
 802                         var query = "?op=pref-labels&method=add&caption=" +
 803                                 param_escape(caption);
 804
 805                         if (select)
 806                                 query += "&output=select";
 807
 808                         notify_progress("Loading, please wait...", true);
 809
 810                         if (inPreferences() && !select) active_tab = "labelConfig";
 811
 812                         new Ajax.Request("backend.php", {
 813                                 parameters: query,
 814                                 onComplete: function(transport) {
 815                                         if (callback) {
 816                                                 callback(transport);
 817                                         } else if (inPreferences()) {
 818                                                 updateLabelList();
 819                                         } else {
 820                                                 updateFeedList();
 821                                         }
 822                         } });
 823
 824                 }
 825
 826         } catch (e) {
 827                 exception_error("addLabel", e);
 828         }
 829 }
 830
 831 function quickAddFeed() {
 832         try {
 833                 var query = "backend.php?op=dlg&method=quickAddFeed";
 834
 835                 // overlapping widgets
 836                 if (dijit.byId("batchSubDlg")) dijit.byId("batchSubDlg").destroyRecursive();
 837                 if (dijit.byId("feedAddDlg"))   dijit.byId("feedAddDlg").destroyRecursive();
 838
 839                 var dialog = new dijit.Dialog({
 840                         id: "feedAddDlg",
 841                         title: __("Subscribe to Feed"),
 842                         style: "width: 600px",
 843                         execute: function() {
 844                                 if (this.validate()) {
 845                                         console.log(dojo.objectToQuery(this.attr('value')));
 846
 847                                         var feed_url = this.attr('value').feed;
 848
 849                                         Element.show("feed_add_spinner");
 850
 851                                         new Ajax.Request("backend.php", {
 852                                                 parameters: dojo.objectToQuery(this.attr('value')),
 853                                                 onComplete: function(transport) {
 854                                                         try {
 855
 856                                                                 var reply = JSON.parse(transport.responseText);
 857
 858                                                                 var rc = reply['result'];
 859
 860                                                                 notify('');
 861                                                                 Element.hide("feed_add_spinner");
 862
 863                                                                 console.log("GOT RC: " + rc);
 864
 865                                                                 switch (parseInt(rc['code'])) {
 866                                                                 case 1:
 867                                                                         dialog.hide();
 868                                                                         notify_info(__("Subscribed to %s").replace("%s", feed_url));
 869
 870                                                                         updateFeedList();
 871                                                                         break;
 872                                                                 case 2:
 873                                                                         alert(__("Specified URL seems to be invalid."));
 874                                                                         break;
 875                                                                 case 3:
 876                                                                         alert(__("Specified URL doesn't seem to contain any feeds."));
 877                                                                         break;
 878                                                                 case 4:
 879                                                                         /* notify_progress("Searching for feed urls...", true);
 880
 881                                                                         new Ajax.Request("backend.php", {
 882                                                                                 parameters: 'op=rpc&method=extractfeedurls&url=' + param_escape(feed_url),
 883                                                                                 onComplete: function(transport, dialog, feed_url) {
 884
 885                                                                                         notify('');
 886
 887                                                                                         var reply = JSON.parse(transport.responseText);
 888
 889                                                                                         var feeds = reply['urls'];
 890
 891                                                                                         console.log(transport.responseText);
 892
 893                                                                                         var select = dijit.byId("feedDlg_feedContainerSelect");
 894
 895                                                                                         while (select.getOptions().length > 0)
 896                                                                                                 select.removeOption(0);
 897
 898                                                                                         var count = 0;
 899                                                                                         for (var feedUrl in feeds) {
 900                                                                                                 select.addOption({value: feedUrl, label: feeds[feedUrl]});
 901                                                                                                 count++;
 902                                                                                         }
 903
 904 //                                                                                      if (count > 5) count = 5;
 905 //                                                                                      select.size = count;
 906
 907                                                                                         Effect.Appear('feedDlg_feedsContainer', {duration : 0.5});
 908                                                                                 }
 909                                                                         });
 910                                                                         break; */
 911
 912                                                                         feeds = rc['feeds'];
 913
 914                                                                         var select = dijit.byId("feedDlg_feedContainerSelect");
 915
 916                                                                         while (select.getOptions().length > 0)
 917                                                                                 select.removeOption(0);
 918
 919                                                                         var count = 0;
 920                                                                         for (var feedUrl in feeds) {
 921                                                                                 select.addOption({value: feedUrl, label: feeds[feedUrl]});
 922                                                                                 count++;
 923                                                                         }
 924
 925                                                                         Effect.Appear('feedDlg_feedsContainer', {duration : 0.5});
 926
 927                                                                         break;
 928                                                                 case 5:
 929                                                                         alert(__("Couldn't download the specified URL: %s").
 930                                                                                         replace("%s", rc['message']));
 931                                                                         break;
 932                                                                 case 0:
 933                                                                         alert(__("You are already subscribed to this feed."));
 934                                                                         break;
 935                                                                 }
 936
 937                                                         } catch (e) {
 938                                                                 exception_error("subscribeToFeed", e, transport);
 939                                                         }
 940
 941                                                 } });
 942
 943                                         }
 944                         },
 945                         href: query});
 946
 947                 dialog.show();
 948         } catch (e) {
 949                 exception_error("quickAddFeed", e);
 950         }
 951 }
 952
 953 function createNewRuleElement(parentNode, replaceNode) {
 954         try {
 955                 var form = document.forms["filter_new_rule_form"];
 956
 957                 form.reg_exp.value = form.reg_exp.value.replace(/(<([^>]+)>)/ig,"");
 958
 959                 var query = "backend.php?op=pref-filters&method=printrulename&rule="+
 960                         param_escape(dojo.formToJson(form));
 961
 962                 console.log(query);
 963
 964                 new Ajax.Request("backend.php", {
 965                         parameters: query,
 966                         onComplete: function (transport) {
 967                                 try {
 968                                         var li = dojo.create("li");
 969
 970                                         var cb = dojo.create("input", { type: "checkbox" }, li);
 971
 972                                         new dijit.form.CheckBox({
 973                                                 onChange: function() {
 974                                                         toggleSelectListRow2(this) },
 975                                         }, cb);
 976
 977                                         dojo.create("input", { type: "hidden",
 978                                                 name: "rule[]",
 979                                                 value: dojo.formToJson(form) }, li);
 980
 981                                         dojo.create("span", {
 982                                                 onclick: function() {
 983                                                         dijit.byId('filterEditDlg').editRule(this);
 984                                                 },
 985                                                 innerHTML: transport.responseText }, li);
 986
 987                                         if (replaceNode) {
 988                                                 parentNode.replaceChild(li, replaceNode);
 989                                         } else {
 990                                                 parentNode.appendChild(li);
 991                                         }
 992                                 } catch (e) {
 993                                         exception_error("createNewRuleElement", e);
 994                                 }
 995                 } });
 996         } catch (e) {
 997                 exception_error("createNewRuleElement", e);
 998         }
 999 }
1000
1001 function createNewActionElement(parentNode, replaceNode) {
1002         try {
1003                 var form = document.forms["filter_new_action_form"];
1004
1005                 if (form.action_id.value == 7) {
1006                         form.action_param.value = form.action_param_label.value;
1007                 }
1008
1009                 var query = "backend.php?op=pref-filters&method=printactionname&action="+
1010                         param_escape(dojo.formToJson(form));
1011
1012                 console.log(query);
1013
1014                 new Ajax.Request("backend.php", {
1015                         parameters: query,
1016                         onComplete: function (transport) {
1017                                 try {
1018                                         var li = dojo.create("li");
1019
1020                                         var cb = dojo.create("input", { type: "checkbox" }, li);
1021
1022                                         new dijit.form.CheckBox({
1023                                                 onChange: function() {
1024                                                         toggleSelectListRow2(this) },
1025                                         }, cb);
1026
1027                                         dojo.create("input", { type: "hidden",
1028                                                 name: "action[]",
1029                                                 value: dojo.formToJson(form) }, li);
1030
1031                                         dojo.create("span", {
1032                                                 onclick: function() {
1033                                                         dijit.byId('filterEditDlg').editAction(this);
1034                                                 },
1035                                                 innerHTML: transport.responseText }, li);
1036
1037                                         if (replaceNode) {
1038                                                 parentNode.replaceChild(li, replaceNode);
1039                                         } else {
1040                                                 parentNode.appendChild(li);
1041                                         }
1042
1043                                 } catch (e) {
1044                                         exception_error("createNewActionElement", e);
1045                                 }
1046                         } });
1047         } catch (e) {
1048                 exception_error("createNewActionElement", e);
1049         }
1050 }
1051
1052
1053 function addFilterRule(replaceNode, ruleStr) {
1054         try {
1055                 if (dijit.byId("filterNewRuleDlg"))
1056                         dijit.byId("filterNewRuleDlg").destroyRecursive();
1057
1058                 var query = "backend.php?op=pref-filters&method=newrule&rule=" +
1059                         param_escape(ruleStr);
1060
1061                 var rule_dlg = new dijit.Dialog({
1062                         id: "filterNewRuleDlg",
1063                         title: ruleStr ? __("Edit rule") : __("Add rule"),
1064                         style: "width: 600px",
1065                         execute: function() {
1066                                 if (this.validate()) {
1067                                         createNewRuleElement($("filterDlg_Matches"), replaceNode);
1068                                         this.hide();
1069                                 }
1070                         },
1071                         href: query});
1072
1073                 rule_dlg.show();
1074         } catch (e) {
1075                 exception_error("addFilterRule", e);
1076         }
1077 }
1078
1079 function addFilterAction(replaceNode, actionStr) {
1080         try {
1081                 if (dijit.byId("filterNewActionDlg"))
1082                         dijit.byId("filterNewActionDlg").destroyRecursive();
1083
1084                 var query = "backend.php?op=pref-filters&method=newaction&action=" +
1085                         param_escape(actionStr);
1086
1087                 var rule_dlg = new dijit.Dialog({
1088                         id: "filterNewActionDlg",
1089                         title: actionStr ? __("Edit action") : __("Add action"),
1090                         style: "width: 600px",
1091                         execute: function() {
1092                                 if (this.validate()) {
1093                                         createNewActionElement($("filterDlg_Actions"), replaceNode);
1094                                         this.hide();
1095                                 }
1096                         },
1097                         href: query});
1098
1099                 rule_dlg.show();
1100         } catch (e) {
1101                 exception_error("addFilterAction", e);
1102         }
1103 }
1104
1105 function quickAddFilter() {
1106         try {
1107                 var query = "";
1108                 if (!inPreferences()) {
1109                         query = "backend.php?op=pref-filters&method=newfilter&feed=" +
1110                                 param_escape(getActiveFeedId()) + "&is_cat=" +
1111                                 param_escape(activeFeedIsCat());
1112                 } else {
1113                         query = "backend.php?op=pref-filters&method=newfilter";
1114                 }
1115
1116                 console.log(query);
1117
1118                 if (dijit.byId("feedEditDlg"))
1119                         dijit.byId("feedEditDlg").destroyRecursive();
1120
1121                 if (dijit.byId("filterEditDlg"))
1122                         dijit.byId("filterEditDlg").destroyRecursive();
1123
1124                 dialog = new dijit.Dialog({
1125                         id: "filterEditDlg",
1126                         title: __("Create Filter"),
1127                         style: "width: 600px",
1128                         test: function() {
1129                                 var query = "backend.php?" + dojo.formToQuery("filter_new_form") + "&savemode=test";
1130
1131                                 if (dijit.byId("filterTestDlg"))
1132                                         dijit.byId("filterTestDlg").destroyRecursive();
1133
1134                                 var test_dlg = new dijit.Dialog({
1135                                         id: "filterTestDlg",
1136                                         title: "Test Filter",
1137                                         style: "width: 600px",
1138                                         href: query});
1139
1140                                 test_dlg.show();
1141                         },
1142                         selectRules: function(select) {
1143                                 $$("#filterDlg_Matches input[type=checkbox]").each(function(e) {
1144                                         e.checked = select;
1145                                         if (select)
1146                                                 e.parentNode.addClassName("Selected");
1147                                         else
1148                                                 e.parentNode.removeClassName("Selected");
1149                                 });
1150                         },
1151                         selectActions: function(select) {
1152                                 $$("#filterDlg_Actions input[type=checkbox]").each(function(e) {
1153                                         e.checked = select;
1154
1155                                         if (select)
1156                                                 e.parentNode.addClassName("Selected");
1157                                         else
1158                                                 e.parentNode.removeClassName("Selected");
1159
1160                                 });
1161                         },
1162                         editRule: function(e) {
1163                                 var li = e.parentNode;
1164                                 var rule = li.getElementsByTagName("INPUT")[1].value;
1165                                 addFilterRule(li, rule);
1166                         },
1167                         editAction: function(e) {
1168                                 var li = e.parentNode;
1169                                 var action = li.getElementsByTagName("INPUT")[1].value;
1170                                 addFilterAction(li, action);
1171                         },
1172                         addAction: function() { addFilterAction(); },
1173                         addRule: function() { addFilterRule(); },
1174                         deleteAction: function() {
1175                                 $$("#filterDlg_Actions li.[class*=Selected]").each(function(e) { e.parentNode.removeChild(e) });
1176                         },
1177                         deleteRule: function() {
1178                                 $$("#filterDlg_Matches li.[class*=Selected]").each(function(e) { e.parentNode.removeChild(e) });
1179                         },
1180                         execute: function() {
1181                                 if (this.validate()) {
1182
1183                                         var query = dojo.formToQuery("filter_new_form");
1184
1185                                         console.log(query);
1186
1187                                         new Ajax.Request("backend.php", {
1188                                                 parameters: query,
1189                                                 onComplete: function (transport) {
1190                                                         if (inPreferences()) {
1191                                                                 updateFilterList();
1192                                                         }
1193
1194                                                         dialog.hide();
1195                                         } });
1196                                 }
1197                         },
1198                         href: query});
1199
1200                 if (!inPreferences()) {
1201                         var lh = dojo.connect(dialog, "onLoad", function(){
1202                                 dojo.disconnect(lh);
1203
1204                                 var query = "op=rpc&method=getlinktitlebyid&id=" + getActiveArticleId();
1205
1206                                 new Ajax.Request("backend.php", {
1207                                 parameters: query,
1208                                 onComplete: function(transport) {
1209                                         var reply = JSON.parse(transport.responseText);
1210
1211                                         var title = false;
1212
1213                                         if (reply && reply) title = reply.title;
1214
1215                                         if (title || getActiveFeedId() || activeFeedIsCat()) {
1216
1217                                                 console.log(title + " " + getActiveFeedId());
1218
1219                                                 var feed_id = activeFeedIsCat() ? 'CAT:' + parseInt(getActiveFeedId()) :
1220                                                         getActiveFeedId();
1221
1222                                                 var rule = { reg_exp: title, feed_id: feed_id, filter_type: 1 };
1223
1224                                                 addFilterRule(null, dojo.toJson(rule));
1225                                         }
1226
1227                                 } });
1228
1229                         });
1230                 }
1231
1232                 dialog.show();
1233
1234         } catch (e) {
1235                 exception_error("quickAddFilter", e);
1236         }
1237 }
1238
1239 function resetPubSub(feed_id, title) {
1240
1241         var msg = __("Reset subscription? Tiny Tiny RSS will try to subscribe to the notification hub again on next feed update.").replace("%s", title);
1242
1243         if (title == undefined || confirm(msg)) {
1244                 notify_progress("Loading, please wait...");
1245
1246                 var query = "?op=pref-feeds&quiet=1&method=resetPubSub&ids=" + feed_id;
1247
1248                 new Ajax.Request("backend.php", {
1249                         parameters: query,
1250                         onComplete: function(transport) {
1251                                 dijit.byId("pubsubReset_Btn").attr('disabled', true);
1252                                 notify_info("Subscription reset.");
1253                         } });
1254         }
1255
1256         return false;
1257 }
1258
1259
1260 function unsubscribeFeed(feed_id, title) {
1261
1262         var msg = __("Unsubscribe from %s?").replace("%s", title);
1263
1264         if (title == undefined || confirm(msg)) {
1265                 notify_progress("Removing feed...");
1266
1267                 var query = "?op=pref-feeds&quiet=1&method=remove&ids=" + feed_id;
1268
1269                 new Ajax.Request("backend.php", {
1270                         parameters: query,
1271                         onComplete: function(transport) {
1272
1273                                         if (dijit.byId("feedEditDlg")) dijit.byId("feedEditDlg").hide();
1274
1275                                         if (inPreferences()) {
1276                                                 updateFeedList();
1277                                         } else {
1278                                                 if (feed_id == getActiveFeedId())
1279                                                         setTimeout("viewfeed(-5)", 100);
1280
1281                                                 if (feed_id < 0) updateFeedList();
1282                                         }
1283
1284                                 } });
1285         }
1286
1287         return false;
1288 }
1289
1290
1291 function backend_sanity_check_callback(transport) {
1292
1293         try {
1294
1295                 if (sanity_check_done) {
1296                         fatalError(11, "Sanity check request received twice. This can indicate "+
1297                       "presence of Firebug or some other disrupting extension. "+
1298                                 "Please disable it and try again.");
1299                         return;
1300                 }
1301
1302                 var reply = JSON.parse(transport.responseText);
1303
1304                 if (!reply) {
1305                         fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
1306                         return;
1307                 }
1308
1309                 var error_code = reply['error']['code'];
1310
1311                 if (error_code && error_code != 0) {
1312                         return fatalError(error_code, reply['error']['message']);
1313                 }
1314
1315                 console.log("sanity check ok");
1316
1317                 var params = reply['init-params'];
1318
1319                 if (params) {
1320                         console.log('reading init-params...');
1321
1322                         if (params) {
1323                                 for (k in params) {
1324                                         var v = params[k];
1325                                         console.log("IP: " + k + " => " + v);
1326
1327                                         if (k == "label_base_index") _label_base_index = parseInt(v);
1328                                 }
1329                         }
1330
1331                         init_params = params;
1332                 }
1333
1334                 sanity_check_done = true;
1335
1336                 init_second_stage();
1337
1338         } catch (e) {
1339                 exception_error("backend_sanity_check_callback", e, transport);
1340         }
1341 }
1342
1343 /*function has_local_storage() {
1344         try {
1345                 return 'sessionStorage' in window && window['sessionStorage'] != null;
1346         } catch (e) {
1347                 return false;
1348         }
1349 } */
1350
1351 function catSelectOnChange(elem) {
1352         try {
1353 /*              var value = elem[elem.selectedIndex].value;
1354                 var def = elem.getAttribute('default');
1355
1356                 if (value == "ADD_CAT") {
1357
1358                         if (def)
1359                                 dropboxSelect(elem, def);
1360                         else
1361                                 elem.selectedIndex = 0;
1362
1363                         quickAddCat(elem);
1364                 } */
1365
1366         } catch (e) {
1367                 exception_error("catSelectOnChange", e);
1368         }
1369 }
1370
1371 function quickAddCat(elem) {
1372         try {
1373                 var cat = prompt(__("Please enter category title:"));
1374
1375                 if (cat) {
1376
1377                         var query = "?op=rpc&method=quickAddCat&cat=" + param_escape(cat);
1378
1379                         notify_progress("Loading, please wait...", true);
1380
1381                         new Ajax.Request("backend.php", {
1382                                 parameters: query,
1383                                 onComplete: function (transport) {
1384                                         var response = transport.responseXML;
1385                                         var select = response.getElementsByTagName("select")[0];
1386                                         var options = select.getElementsByTagName("option");
1387
1388                                         dropbox_replace_options(elem, options);
1389
1390                                         notify('');
1391
1392                         } });
1393
1394                 }
1395
1396         } catch (e) {
1397                 exception_error("quickAddCat", e);
1398         }
1399 }
1400
1401 function genUrlChangeKey(feed, is_cat) {
1402
1403         try {
1404                 var ok = confirm(__("Generate new syndication address for this feed?"));
1405
1406                 if (ok) {
1407
1408                         notify_progress("Trying to change address...", true);
1409
1410                         var query = "?op=rpc&method=regenFeedKey&id=" + param_escape(feed) +
1411                                 "&is_cat=" + param_escape(is_cat);
1412
1413                         new Ajax.Request("backend.php", {
1414                                 parameters: query,
1415                                 onComplete: function(transport) {
1416                                                 var reply = JSON.parse(transport.responseText);
1417                                                 var new_link = reply.link;
1418
1419                                                 var e = $('gen_feed_url');
1420
1421                                                 if (new_link) {
1422
1423                                                         e.innerHTML = e.innerHTML.replace(/\&amp;key=.*$/,
1424                                                                 "&amp;key=" + new_link);
1425
1426                                                         e.href = e.href.replace(/\&key=.*$/,
1427                                                                 "&key=" + new_link);
1428
1429                                                         new Effect.Highlight(e);
1430
1431                                                         notify('');
1432
1433                                                 } else {
1434                                                         notify_error("Could not change feed URL.");
1435                                                 }
1436                                 } });
1437                 }
1438         } catch (e) {
1439                 exception_error("genUrlChangeKey", e);
1440         }
1441         return false;
1442 }
1443
1444 function labelSelectOnChange(elem) {
1445         try {
1446 /*              var value = elem[elem.selectedIndex].value;
1447                 var def = elem.getAttribute('default');
1448
1449                 if (value == "ADD_LABEL") {
1450
1451                         if (def)
1452                                 dropboxSelect(elem, def);
1453                         else
1454                                 elem.selectedIndex = 0;
1455
1456                         addLabel(elem, function(transport) {
1457
1458                                         try {
1459
1460                                                 var response = transport.responseXML;
1461                                                 var select = response.getElementsByTagName("select")[0];
1462                                                 var options = select.getElementsByTagName("option");
1463
1464                                                 dropbox_replace_options(elem, options);
1465
1466                                                 notify('');
1467                                         } catch (e) {
1468                                                 exception_error("addLabel", e);
1469                                         }
1470                         });
1471                 } */
1472
1473         } catch (e) {
1474                 exception_error("labelSelectOnChange", e);
1475         }
1476 }
1477
1478 function dropbox_replace_options(elem, options) {
1479
1480         try {
1481                 while (elem.hasChildNodes())
1482                         elem.removeChild(elem.firstChild);
1483
1484                 var sel_idx = -1;
1485
1486                 for (var i = 0; i < options.length; i++) {
1487                         var text = options[i].firstChild.nodeValue;
1488                         var value = options[i].getAttribute("value");
1489
1490                         if (value == undefined) value = text;
1491
1492                         var issel = options[i].getAttribute("selected") == "1";
1493
1494                         var option = new Option(text, value, issel);
1495
1496                         if (options[i].getAttribute("disabled"))
1497                                 option.setAttribute("disabled", true);
1498
1499                         elem.insert(option);
1500
1501                         if (issel) sel_idx = i;
1502                 }
1503
1504                 // Chrome doesn't seem to just select stuff when you pass new Option(x, y, true)
1505                 if (sel_idx >= 0) elem.selectedIndex = sel_idx;
1506
1507         } catch (e) {
1508                 exception_error("dropbox_replace_options", e);
1509         }
1510 }
1511
1512 // mode = all, none, invert
1513 function selectTableRows(id, mode) {
1514         try {
1515                 var rows = $(id).rows;
1516
1517                 for (var i = 0; i < rows.length; i++) {
1518                         var row = rows[i];
1519                         var cb = false;
1520                         var dcb = false;
1521
1522                         if (row.id && row.className) {
1523                                 var bare_id = row.id.replace(/^[A-Z]*?-/, "");
1524                                 var inputs = rows[i].getElementsByTagName("input");
1525
1526                                 for (var j = 0; j < inputs.length; j++) {
1527                                         var input = inputs[j];
1528
1529                                         if (input.getAttribute("type") == "checkbox" &&
1530                                                         input.id.match(bare_id)) {
1531
1532                                                 cb = input;
1533                                                 dcb = dijit.getEnclosingWidget(cb);
1534                                                 break;
1535                                         }
1536                                 }
1537
1538                                 if (cb || dcb) {
1539                                         var issel = row.hasClassName("Selected");
1540
1541                                         if (mode == "all" && !issel) {
1542                                                 row.addClassName("Selected");
1543                                                 cb.checked = true;
1544                                                 if (dcb) dcb.set("checked", true);
1545                                         } else if (mode == "none" && issel) {
1546                                                 row.removeClassName("Selected");
1547                                                 cb.checked = false;
1548                                                 if (dcb) dcb.set("checked", false);
1549
1550                                         } else if (mode == "invert") {
1551
1552                                                 if (issel) {
1553                                                         row.removeClassName("Selected");
1554                                                         cb.checked = false;
1555                                                         if (dcb) dcb.set("checked", false);
1556                                                 } else {
1557                                                         row.addClassName("Selected");
1558                                                         cb.checked = true;
1559                                                         if (dcb) dcb.set("checked", true);
1560                                                 }
1561                                         }
1562                                 }
1563                         }
1564                 }
1565
1566         } catch (e) {
1567                 exception_error("selectTableRows", e);
1568
1569         }
1570 }
1571
1572 function getSelectedTableRowIds(id) {
1573         var rows = [];
1574
1575         try {
1576                 var elem_rows = $(id).rows;
1577
1578                 for (var i = 0; i < elem_rows.length; i++) {
1579                         if (elem_rows[i].hasClassName("Selected")) {
1580                                 var bare_id = elem_rows[i].id.replace(/^[A-Z]*?-/, "");
1581                                 rows.push(bare_id);
1582                         }
1583                 }
1584
1585         } catch (e) {
1586                 exception_error("getSelectedTableRowIds", e);
1587         }
1588
1589         return rows;
1590 }
1591
1592 function editFeed(feed, event) {
1593         try {
1594                 if (feed <= 0)
1595                         return alert(__("You can't edit this kind of feed."));
1596
1597                 var query = "backend.php?op=pref-feeds&method=editfeed&id=" +
1598                         param_escape(feed);
1599
1600                 console.log(query);
1601
1602                 if (dijit.byId("filterEditDlg"))
1603                         dijit.byId("filterEditDlg").destroyRecursive();
1604
1605                 if (dijit.byId("feedEditDlg"))
1606                         dijit.byId("feedEditDlg").destroyRecursive();
1607
1608                 dialog = new dijit.Dialog({
1609                         id: "feedEditDlg",
1610                         title: __("Edit Feed"),
1611                         style: "width: 600px",
1612                         execute: function() {
1613                                 if (this.validate()) {
1614 //                                      console.log(dojo.objectToQuery(this.attr('value')));
1615
1616                                         notify_progress("Saving data...", true);
1617
1618                                         new Ajax.Request("backend.php", {
1619                                                 parameters: dojo.objectToQuery(dialog.attr('value')),
1620                                                 onComplete: function(transport) {
1621                                                         dialog.hide();
1622                                                         notify('');
1623                                                         updateFeedList();
1624                                         }});
1625                                 }
1626                         },
1627                         href: query});
1628
1629                 dialog.show();
1630
1631         } catch (e) {
1632                 exception_error("editFeed", e);
1633         }
1634 }
1635
1636 function feedBrowser() {
1637         try {
1638                 var query = "backend.php?op=dlg&method=feedBrowser";
1639
1640                 if (dijit.byId("feedAddDlg"))
1641                         dijit.byId("feedAddDlg").hide();
1642
1643                 if (dijit.byId("feedBrowserDlg"))
1644                         dijit.byId("feedBrowserDlg").destroyRecursive();
1645
1646                 var dialog = new dijit.Dialog({
1647                         id: "feedBrowserDlg",
1648                         title: __("More Feeds"),
1649                         style: "width: 600px",
1650                         getSelectedFeedIds: function() {
1651                                 var list = $$("#browseFeedList li[id*=FBROW]");
1652                                 var selected = new Array();
1653
1654                                 list.each(function(child) {
1655                                         var id = child.id.replace("FBROW-", "");
1656
1657                                         if (child.hasClassName('Selected')) {
1658                                                 selected.push(id);
1659                                         }
1660                                 });
1661
1662                                 return selected;
1663                         },
1664                         getSelectedFeeds: function() {
1665                                 var list = $$("#browseFeedList li.Selected");
1666                                 var selected = new Array();
1667
1668                                 list.each(function(child) {
1669                                         var title = child.getElementsBySelector("span.fb_feedTitle")[0].innerHTML;
1670                                         var url = child.getElementsBySelector("a.fb_feedUrl")[0].href;
1671
1672                                         selected.push([title,url]);
1673
1674                                 });
1675
1676                                 return selected;
1677                         },
1678
1679                         subscribe: function() {
1680                                 var mode = this.attr('value').mode;
1681                                 var selected = [];
1682
1683                                 if (mode == "1")
1684                                         selected = this.getSelectedFeeds();
1685                                 else
1686                                         selected = this.getSelectedFeedIds();
1687
1688                                 if (selected.length > 0) {
1689                                         dijit.byId("feedBrowserDlg").hide();
1690
1691                                         notify_progress("Loading, please wait...", true);
1692
1693                                         // we use dojo.toJson instead of JSON.stringify because
1694                                         // it somehow escapes everything TWICE, at least in Chrome 9
1695
1696                                         var query = "?op=rpc&method=massSubscribe&payload="+
1697                                                 param_escape(dojo.toJson(selected)) + "&mode=" + param_escape(mode);
1698
1699                                         console.log(query);
1700
1701                                         new Ajax.Request("backend.php", {
1702                                                 parameters: query,
1703                                                 onComplete: function(transport) {
1704                                                         notify('');
1705                                                         updateFeedList();
1706                                                 } });
1707
1708                                 } else {
1709                                         alert(__("No feeds are selected."));
1710                                 }
1711
1712                         },
1713                         update: function() {
1714                                 var query = dojo.objectToQuery(dialog.attr('value'));
1715
1716                                 Element.show('feed_browser_spinner');
1717
1718                                 new Ajax.Request("backend.php", {
1719                                         parameters: query,
1720                                         onComplete: function(transport) {
1721                                                 notify('');
1722
1723                                                 Element.hide('feed_browser_spinner');
1724
1725                                                 var c = $("browseFeedList");
1726
1727                                                 var reply = JSON.parse(transport.responseText);
1728
1729                                                 var r = reply['content'];
1730                                                 var mode = reply['mode'];
1731
1732                                                 if (c && r) {
1733                                                         c.innerHTML = r;
1734                                                 }
1735
1736                                                 dojo.parser.parse("browseFeedList");
1737
1738                                                 if (mode == 2) {
1739                                                         Element.show(dijit.byId('feed_archive_remove').domNode);
1740                                                 } else {
1741                                                         Element.hide(dijit.byId('feed_archive_remove').domNode);
1742                                                 }
1743
1744                                         } });
1745                         },
1746                         removeFromArchive: function() {
1747                                 var selected = this.getSelectedFeedIds();
1748
1749                                 if (selected.length > 0) {
1750
1751                                         var pr = __("Remove selected feeds from the archive? Feeds with stored articles will not be removed.");
1752
1753                                         if (confirm(pr)) {
1754                                                 Element.show('feed_browser_spinner');
1755
1756                                                 var query = "?op=rpc&method=remarchive&ids=" +
1757                                                         param_escape(selected.toString());;
1758
1759                                                 new Ajax.Request("backend.php", {
1760                                                         parameters: query,
1761                                                         onComplete: function(transport) {
1762                                                                 dialog.update();
1763                                                         } });
1764                                         }
1765                                 }
1766                         },
1767                         execute: function() {
1768                                 if (this.validate()) {
1769                                         this.subscribe();
1770                                 }
1771                         },
1772                         href: query});
1773
1774                 dialog.show();
1775
1776         } catch (e) {
1777                 exception_error("editFeed", e);
1778         }
1779 }
1780
1781 function showFeedsWithErrors() {
1782         try {
1783                 var query = "backend.php?op=pref-feeds&method=feedsWithErrors";
1784
1785                 if (dijit.byId("errorFeedsDlg"))
1786                         dijit.byId("errorFeedsDlg").destroyRecursive();
1787
1788                 dialog = new dijit.Dialog({
1789                         id: "errorFeedsDlg",
1790                         title: __("Feeds with update errors"),
1791                         style: "width: 600px",
1792                         getSelectedFeeds: function() {
1793                                 return getSelectedTableRowIds("prefErrorFeedList");
1794                         },
1795                         removeSelected: function() {
1796                                 var sel_rows = this.getSelectedFeeds();
1797
1798                                 console.log(sel_rows);
1799
1800                                 if (sel_rows.length > 0) {
1801                                         var ok = confirm(__("Remove selected feeds?"));
1802
1803                                         if (ok) {
1804                                                 notify_progress("Removing selected feeds...", true);
1805
1806                                                 var query = "?op=pref-feeds&method=remove&ids="+
1807                                                         param_escape(sel_rows.toString());
1808
1809                                                 new Ajax.Request("backend.php", {
1810                                                         parameters: query,
1811                                                         onComplete: function(transport) {
1812                                                                 notify('');
1813                                                                 dialog.hide();
1814                                                                 updateFeedList();
1815                                                         } });
1816                                         }
1817
1818                                 } else {
1819                                         alert(__("No feeds are selected."));
1820                                 }
1821                         },
1822                         execute: function() {
1823                                 if (this.validate()) {
1824                                 }
1825                         },
1826                         href: query});
1827
1828                 dialog.show();
1829
1830         } catch (e) {
1831                 exception_error("showFeedsWithErrors", e);
1832         }
1833
1834 }
1835
1836 /* new support functions for SelectByTag */
1837
1838 function get_all_tags(selObj){
1839         try {
1840                 if( !selObj ) return "";
1841
1842                 var result = "";
1843                 var len = selObj.options.length;
1844
1845                 for (var i=0; i < len; i++){
1846                         if (selObj.options[i].selected) {
1847                                 result += selObj[i].value + "%2C";   // is really a comma
1848                         }
1849                 }
1850
1851                 if (result.length > 0){
1852                         result = result.substr(0, result.length-3);  // remove trailing %2C
1853                 }
1854
1855                 return(result);
1856
1857         } catch (e) {
1858                 exception_error("get_all_tags", e);
1859         }
1860 }
1861
1862 function get_radio_checked(radioObj) {
1863         try {
1864                 if (!radioObj) return "";
1865
1866                 var len = radioObj.length;
1867
1868                 if (len == undefined){
1869                         if(radioObj.checked){
1870                                 return(radioObj.value);
1871                         } else {
1872                                 return("");
1873                         }
1874                 }
1875
1876                 for( var i=0; i < len; i++ ){
1877                         if( radioObj[i].checked ){
1878                                 return( radioObj[i].value);
1879                         }
1880                 }
1881
1882         } catch (e) {
1883                 exception_error("get_radio_checked", e);
1884         }
1885         return("");
1886 }
1887
1888 function get_timestamp() {
1889         var date = new Date();
1890         return Math.round(date.getTime() / 1000);
1891 }
1892
1893 function helpDialog(topic) {
1894         try {
1895                 var query = "backend.php?op=backend&method=help&topic=" + param_escape(topic);
1896
1897                 if (dijit.byId("helpDlg"))
1898                         dijit.byId("helpDlg").destroyRecursive();
1899
1900                 dialog = new dijit.Dialog({
1901                         id: "helpDlg",
1902                         title: __("Help"),
1903                         style: "width: 600px",
1904                         href: query,
1905                 });
1906
1907                 dialog.show();
1908
1909         } catch (e) {
1910                 exception_error("helpDialog", e);
1911         }
1912 }
1913
1914 function htmlspecialchars_decode (string, quote_style) {
1915   // http://kevin.vanzonneveld.net
1916   // +   original by: Mirek Slugen
1917   // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
1918   // +   bugfixed by: Mateusz "loonquawl" Zalega
1919   // +      input by: ReverseSyntax
1920   // +      input by: Slawomir Kaniecki
1921   // +      input by: Scott Cariss
1922   // +      input by: Francois
1923   // +   bugfixed by: Onno Marsman
1924   // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
1925   // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
1926   // +      input by: Ratheous
1927   // +      input by: Mailfaker (http://www.weedem.fr/)
1928   // +      reimplemented by: Brett Zamir (http://brett-zamir.me)
1929   // +    bugfixed by: Brett Zamir (http://brett-zamir.me)
1930   // *     example 1: htmlspecialchars_decode("<p>this -&gt; &quot;</p>", 'ENT_NOQUOTES');
1931   // *     returns 1: '<p>this -> &quot;</p>'
1932   // *     example 2: htmlspecialchars_decode("&amp;quot;");
1933   // *     returns 2: '&quot;'
1934   var optTemp = 0,
1935     i = 0,
1936     noquotes = false;
1937   if (typeof quote_style === 'undefined') {
1938     quote_style = 2;
1939   }
1940   string = string.toString().replace(/&lt;/g, '<').replace(/&gt;/g, '>');
1941   var OPTS = {
1942     'ENT_NOQUOTES': 0,
1943     'ENT_HTML_QUOTE_SINGLE': 1,
1944     'ENT_HTML_QUOTE_DOUBLE': 2,
1945     'ENT_COMPAT': 2,
1946     'ENT_QUOTES': 3,
1947     'ENT_IGNORE': 4
1948   };
1949   if (quote_style === 0) {
1950     noquotes = true;
1951   }
1952   if (typeof quote_style !== 'number') { // Allow for a single string or an array of string flags
1953     quote_style = [].concat(quote_style);
1954     for (i = 0; i < quote_style.length; i++) {
1955       // Resolve string input to bitwise e.g. 'PATHINFO_EXTENSION' becomes 4
1956       if (OPTS[quote_style[i]] === 0) {
1957         noquotes = true;
1958       } else if (OPTS[quote_style[i]]) {
1959         optTemp = optTemp | OPTS[quote_style[i]];
1960       }
1961     }
1962     quote_style = optTemp;
1963   }
1964   if (quote_style & OPTS.ENT_HTML_QUOTE_SINGLE) {
1965     string = string.replace(/&#0*39;/g, "'"); // PHP doesn't currently escape if more than one 0, but it should
1966     // string = string.replace(/&apos;|&#x0*27;/g, "'"); // This would also be useful here, but not a part of PHP
1967   }
1968   if (!noquotes) {
1969     string = string.replace(/&quot;/g, '"');
1970   }
1971   // Put this in last place to avoid escape being double-decoded
1972   string = string.replace(/&amp;/g, '&');
1973
1974   return string;
1975 }
1976
1977
1978 function label_to_feed_id(label) {
1979         return _label_base_index - 1 - Math.abs(label);
1980 }
1981
1982 function feed_to_label_id(feed) {
1983         return _label_base_index - 1 + Math.abs(feed);
1984 }
1985