prefs.js

   1 var xmlhttp = false;
   2
   3 var active_feed_cat = false;
   4 var active_label = false;
   5 var active_tab = false;
   6 var feed_to_expand = false;
   7
   8 var piggie_top = -400;
   9 var piggie_fwd = true;
  10
  11 var xmlhttp = Ajax.getTransport();
  12
  13 function expand_feed_callback() {
  14         if (xmlhttp.readyState == 4) {
  15                 try {
  16                         var container = document.getElementById("BRDET-" + feed_to_expand);
  17                         container.innerHTML=xmlhttp.responseText;
  18                         container.style.display = "block";
  19 //                      p_notify("");
  20                 } catch (e) {
  21                         exception_error("expand_feed_callback", e);
  22                 }
  23         }
  24 }
  25
  26 function feedlist_callback() {
  27         if (xmlhttp.readyState == 4) {
  28                 try {
  29                         var container = document.getElementById('prefContent');
  30                         container.innerHTML=xmlhttp.responseText;
  31                         selectTab("feedConfig", true);
  32
  33                         if (active_feed_cat) {
  34                                 var row = document.getElementById("FCATR-" + active_feed_cat);
  35                                 if (row) {
  36                                         if (!row.className.match("Selected")) {
  37                                                 row.className = row.className + "Selected";
  38                                         }
  39                                 }
  40                                 var checkbox = document.getElementById("FCCHK-" + active_feed_cat);
  41                                 if (checkbox) {
  42                                         checkbox.checked = true;
  43                                 }
  44                         }
  45
  46                         notify("");
  47                 } catch (e) {
  48                         exception_error("feedlist_callback", e);
  49                 }
  50         }
  51 }
  52
  53 function filterlist_callback() {
  54         var container = document.getElementById('prefContent');
  55         if (xmlhttp.readyState == 4) {
  56                 container.innerHTML=xmlhttp.responseText;
  57                 notify("");
  58         }
  59 }
  60
  61 function labellist_callback() {
  62         var container = document.getElementById('prefContent');
  63         if (xmlhttp.readyState == 4) {
  64                 container.innerHTML=xmlhttp.responseText;
  65
  66                 if (active_label) {
  67                         var row = document.getElementById("LILRR-" + active_label);
  68                         if (row) {
  69                                 if (!row.className.match("Selected")) {
  70                                         row.className = row.className + "Selected";
  71                                 }
  72                         }
  73                         var checkbox = document.getElementById("LICHK-" + active_label);
  74
  75                         if (checkbox) {
  76                                 checkbox.checked = true;
  77                         }
  78                 }
  79                 notify("");
  80         }
  81 }
  82
  83 function feed_browser_callback() {
  84         var container = document.getElementById('prefContent');
  85         if (xmlhttp.readyState == 4) {
  86                 container.innerHTML=xmlhttp.responseText;
  87                 notify("");
  88         }
  89 }
  90
  91 function userlist_callback() {
  92         var container = document.getElementById('prefContent');
  93         if (xmlhttp.readyState == 4) {
  94                 container.innerHTML=xmlhttp.responseText;
  95                 notify("");
  96         }
  97 }
  98
  99 function prefslist_callback() {
 100         var container = document.getElementById('prefContent');
 101         if (xmlhttp.readyState == 4) {
 102
 103                 container.innerHTML=xmlhttp.responseText;
 104
 105                 notify("");
 106         }
 107 }
 108
 109 function gethelp_callback() {
 110         var container = document.getElementById('prefHelpBox');
 111         if (xmlhttp.readyState == 4) {
 112
 113                 container.innerHTML = xmlhttp.responseText;
 114                 container.style.display = "block";
 115
 116         }
 117 }
 118
 119
 120 function notify_callback() {
 121         var container = document.getElementById('notify');
 122         if (xmlhttp.readyState == 4) {
 123                 container.innerHTML=xmlhttp.responseText;
 124         }
 125 }
 126
 127 function updateFeedList(sort_key) {
 128
 129         if (!xmlhttp_ready(xmlhttp)) {
 130                 printLockingError();
 131                 return
 132         }
 133
 134 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 135
 136 //      p_notify("Loading, please wait...");
 137
 138         var feed_search = document.getElementById("feed_search");
 139         var search = "";
 140         if (feed_search) { search = feed_search.value; }
 141
 142         xmlhttp.open("GET", "backend.php?op=pref-feeds" +
 143                 "&sort=" + param_escape(sort_key) +
 144                 "&search=" + param_escape(search), true);
 145         xmlhttp.onreadystatechange=feedlist_callback;
 146         xmlhttp.send(null);
 147
 148 }
 149
 150 function updateUsersList() {
 151
 152         if (!xmlhttp_ready(xmlhttp)) {
 153                 printLockingError();
 154                 return
 155         }
 156
 157 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 158
 159 //      p_notify("Loading, please wait...");
 160
 161         xmlhttp.open("GET", "backend.php?op=pref-users", true);
 162         xmlhttp.onreadystatechange=userlist_callback;
 163         xmlhttp.send(null);
 164
 165 }
 166
 167 function addLabel() {
 168
 169         if (!xmlhttp_ready(xmlhttp)) {
 170                 printLockingError();
 171                 return
 172         }
 173
 174         var sqlexp = document.getElementById("ladd_expr");
 175
 176         if (sqlexp.value.length == 0) {
 177                 alert("Can't add label: missing SQL expression.");
 178         } else {
 179                 notify("Adding label...");
 180
 181                 xmlhttp.open("GET", "backend.php?op=pref-labels&subop=add&exp=" +
 182                         param_escape(sqlexp.value), true);
 183
 184                 xmlhttp.onreadystatechange=labellist_callback;
 185                 xmlhttp.send(null);
 186
 187                 sqlexp.value = "";
 188         }
 189
 190 }
 191
 192 function addFilter() {
 193
 194         if (!xmlhttp_ready(xmlhttp)) {
 195                 printLockingError();
 196                 return
 197         }
 198
 199         var regexp = document.getElementById("fadd_regexp");
 200         var match = document.getElementById("fadd_match");
 201         var feed = document.getElementById("fadd_feed");
 202         var action = document.getElementById("fadd_action");
 203
 204         if (regexp.value.length == 0) {
 205                 alert("Can't add filter: missing filter expression.");
 206         } else {
 207                 notify("Adding filter...");
 208
 209                 var v_match = match[match.selectedIndex].text;
 210                 var feed_id = feed[feed.selectedIndex].id;
 211                 var action_id = action[action.selectedIndex].id;
 212
 213                 xmlhttp.open("GET", "backend.php?op=pref-filters&subop=add&regexp=" +
 214                         param_escape(regexp.value) + "&match=" + v_match +
 215                         "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 216
 217                 xmlhttp.onreadystatechange=filterlist_callback;
 218                 xmlhttp.send(null);
 219
 220                 regexp.value = "";
 221         }
 222
 223 }
 224
 225 function addFeed() {
 226
 227         if (!xmlhttp_ready(xmlhttp)) {
 228                 printLockingError();
 229                 return
 230         }
 231
 232         var link = document.getElementById("fadd_link");
 233
 234         if (link.value.length == 0) {
 235                 alert("Error: No feed URL given.");
 236         } else if (!isValidURL(link.value)) {
 237                 alert("Error: Invalid feed URL.");
 238         } else {
 239                 notify("Adding feed...");
 240
 241                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&feed_url=" +
 242                         param_escape(link.value), true);
 243                 xmlhttp.onreadystatechange=feedlist_callback;
 244                 xmlhttp.send(null);
 245
 246                 link.value = "";
 247
 248         }
 249
 250 }
 251
 252 function addFeedCat() {
 253
 254         if (!xmlhttp_ready(xmlhttp)) {
 255                 printLockingError();
 256                 return
 257         }
 258
 259         var cat = document.getElementById("fadd_cat");
 260
 261         if (cat.value.length == 0) {
 262                 alert("Can't add category: no name specified.");
 263         } else {
 264                 notify("Adding feed category...");
 265
 266                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=addCat&cat=" +
 267                         param_escape(cat.value), true);
 268                 xmlhttp.onreadystatechange=feedlist_callback;
 269                 xmlhttp.send(null);
 270
 271                 link.value = "";
 272
 273         }
 274
 275 }
 276 function addUser() {
 277
 278         if (!xmlhttp_ready(xmlhttp)) {
 279                 printLockingError();
 280                 return
 281         }
 282
 283         var sqlexp = document.getElementById("uadd_box");
 284
 285         if (sqlexp.value.length == 0) {
 286                 alert("Can't add user: no login specified.");
 287         } else {
 288                 notify("Adding user...");
 289
 290                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=add&login=" +
 291                         param_escape(sqlexp.value), true);
 292
 293                 xmlhttp.onreadystatechange=userlist_callback;
 294                 xmlhttp.send(null);
 295
 296                 sqlexp.value = "";
 297         }
 298
 299 }
 300
 301 function editLabel(id) {
 302
 303         if (!xmlhttp_ready(xmlhttp)) {
 304                 printLockingError();
 305                 return
 306         }
 307
 308         active_label = id;
 309
 310         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=edit&id=" +
 311                 param_escape(id), true);
 312         xmlhttp.onreadystatechange=labellist_callback;
 313         xmlhttp.send(null);
 314
 315 }
 316
 317 function editUser(id) {
 318
 319         if (!xmlhttp_ready(xmlhttp)) {
 320                 printLockingError();
 321                 return
 322         }
 323
 324         selectTableRowsByIdPrefix('prefUserList', 'UMRR-', 'UMCHK-', false);
 325         selectTableRowById('UMRR-'+id, 'UMCHK-'+id, true);
 326
 327         xmlhttp.open("GET", "backend.php?op=pref-users&subop=edit&id=" +
 328                 param_escape(id), true);
 329         xmlhttp.onreadystatechange=infobox_callback;
 330         xmlhttp.send(null);
 331
 332 }
 333
 334 function editFilter(id) {
 335
 336         if (!xmlhttp_ready(xmlhttp)) {
 337                 printLockingError();
 338                 return
 339         }
 340
 341         document.getElementById("create_filter_btn").disabled = true;
 342
 343         selectTableRowsByIdPrefix('prefFilterList', 'FILRR-', 'FICHK-', false);
 344         selectTableRowById('FILRR-'+id, 'FICHK-'+id, true);
 345
 346         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=edit&id=" + param_escape(id), true);
 347         xmlhttp.onreadystatechange=infobox_callback;
 348         xmlhttp.send(null);
 349 }
 350
 351 function editFeed(feed) {
 352
 353 //      notify("Editing feed...");
 354
 355         if (!xmlhttp_ready(xmlhttp)) {
 356                 printLockingError();
 357                 return
 358         }
 359
 360         // clean selection from all rows & select row being edited
 361         selectTableRowsByIdPrefix('prefFeedList', 'FEEDR-', 'FRCHK-', false);
 362         selectTableRowById('FEEDR-'+feed, 'FRCHK-'+feed, true);
 363
 364         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editfeed&id=" +
 365                 param_escape(feed), true);
 366
 367         xmlhttp.onreadystatechange=infobox_callback;
 368         xmlhttp.send(null);
 369
 370 }
 371
 372 function editFeedCat(cat) {
 373
 374         if (!xmlhttp_ready(xmlhttp)) {
 375                 printLockingError();
 376                 return
 377         }
 378
 379         active_feed_cat = cat;
 380
 381         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCat&id=" +
 382                 param_escape(cat), true);
 383         xmlhttp.onreadystatechange=feedlist_callback;
 384         xmlhttp.send(null);
 385
 386 }
 387
 388 function getSelectedLabels() {
 389         return getSelectedTableRowIds("prefLabelList", "LILRR");
 390 }
 391
 392 function getSelectedUsers() {
 393         return getSelectedTableRowIds("prefUserList", "UMRR");
 394 }
 395
 396 function getSelectedFeeds() {
 397         return getSelectedTableRowIds("prefFeedList", "FEEDR");
 398 }
 399
 400 function getSelectedFilters() {
 401         return getSelectedTableRowIds("prefFilterList", "FILRR");
 402 }
 403
 404 function getSelectedFeedCats() {
 405         return getSelectedTableRowIds("prefFeedCatList", "FCATR");
 406 }
 407
 408 function getSelectedFeedsFromBrowser() {
 409
 410         var list = document.getElementById("browseFeedList");
 411         if (!list) list = document.getElementById("browseBigFeedList");
 412
 413         var selected = new Array();
 414
 415         for (i = 0; i < list.childNodes.length; i++) {
 416                 var child = list.childNodes[i];
 417                 if (child.id && child.id.match("FBROW-")) {
 418                         var id = child.id.replace("FBROW-", "");
 419
 420                         var cb = document.getElementById("FBCHK-" + id);
 421
 422                         if (cb.checked) {
 423                                 selected.push(id);
 424                         }
 425                 }
 426         }
 427
 428         return selected;
 429 }
 430
 431 function removeSelectedLabels() {
 432
 433         if (!xmlhttp_ready(xmlhttp)) {
 434                 printLockingError();
 435                 return
 436         }
 437
 438         var sel_rows = getSelectedLabels();
 439
 440         if (sel_rows.length > 0) {
 441
 442                 var ok = confirm("Remove selected labels?");
 443
 444                 if (ok) {
 445                         notify("Removing selected labels...");
 446
 447                         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=remove&ids="+
 448                                 param_escape(sel_rows.toString()), true);
 449                         xmlhttp.onreadystatechange=labellist_callback;
 450                         xmlhttp.send(null);
 451                 }
 452         } else {
 453                 alert("No labels are selected.");
 454         }
 455 }
 456
 457 function removeSelectedUsers() {
 458
 459         if (!xmlhttp_ready(xmlhttp)) {
 460                 printLockingError();
 461                 return
 462         }
 463
 464         var sel_rows = getSelectedUsers();
 465
 466         if (sel_rows.length > 0) {
 467
 468                 var ok = confirm("Remove selected users?");
 469
 470                 if (ok) {
 471                         notify("Removing selected users...");
 472
 473                         xmlhttp.open("GET", "backend.php?op=pref-users&subop=remove&ids="+
 474                                 param_escape(sel_rows.toString()), true);
 475                         xmlhttp.onreadystatechange=userlist_callback;
 476                         xmlhttp.send(null);
 477                 }
 478
 479         } else {
 480                 alert("No users are selected.");
 481         }
 482 }
 483
 484 function removeSelectedFilters() {
 485
 486         if (!xmlhttp_ready(xmlhttp)) {
 487                 printLockingError();
 488                 return
 489         }
 490
 491         var sel_rows = getSelectedFilters();
 492
 493         if (sel_rows.length > 0) {
 494
 495                 var ok = confirm("Remove selected filters?");
 496
 497                 if (ok) {
 498                         notify("Removing selected filters...");
 499
 500                         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=remove&ids="+
 501                                 param_escape(sel_rows.toString()), true);
 502                         xmlhttp.onreadystatechange=filterlist_callback;
 503                         xmlhttp.send(null);
 504                 }
 505         } else {
 506                 alert("No filters are selected.");
 507         }
 508 }
 509
 510
 511 function removeSelectedFeeds() {
 512
 513         if (!xmlhttp_ready(xmlhttp)) {
 514                 printLockingError();
 515                 return
 516         }
 517
 518         var sel_rows = getSelectedFeeds();
 519
 520         if (sel_rows.length > 0) {
 521
 522                 var ok = confirm("Unsubscribe from selected feeds?");
 523
 524                 if (ok) {
 525
 526                         notify("Unsubscribing from selected feeds...");
 527
 528                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 529                                 param_escape(sel_rows.toString()), true);
 530                         xmlhttp.onreadystatechange=feedlist_callback;
 531                         xmlhttp.send(null);
 532                 }
 533
 534         } else {
 535
 536                 alert("No feeds are selected.");
 537
 538         }
 539
 540 }
 541
 542 function removeSelectedFeedCats() {
 543
 544         if (!xmlhttp_ready(xmlhttp)) {
 545                 printLockingError();
 546                 return
 547         }
 548
 549         var sel_rows = getSelectedFeedCats();
 550
 551         if (sel_rows.length > 0) {
 552
 553                 var ok = confirm("Remove selected categories?");
 554
 555                 if (ok) {
 556                         notify("Removing selected categories...");
 557
 558                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=removeCats&ids="+
 559                                 param_escape(sel_rows.toString()), true);
 560                         xmlhttp.onreadystatechange=feedlist_callback;
 561                         xmlhttp.send(null);
 562                 }
 563
 564         } else {
 565
 566                 alert("No categories are selected.");
 567
 568         }
 569
 570 }
 571
 572 function feedEditCancel() {
 573
 574         if (!xmlhttp_ready(xmlhttp)) {
 575                 printLockingError();
 576                 return
 577         }
 578
 579         closeInfoBox();
 580
 581         selectPrefRows('feed', false); // cleanup feed selection
 582
 583 }
 584
 585 function feedCatEditCancel() {
 586
 587         if (!xmlhttp_ready(xmlhttp)) {
 588                 printLockingError();
 589                 return
 590         }
 591
 592         active_feed_cat = false;
 593
 594 //      notify("Operation cancelled.");
 595
 596         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 597         xmlhttp.onreadystatechange=feedlist_callback;
 598         xmlhttp.send(null);
 599
 600 }
 601
 602 function feedEditSave() {
 603
 604         try {
 605
 606                 if (!xmlhttp_ready(xmlhttp)) {
 607                         printLockingError();
 608                         return
 609                 }
 610
 611                 // FIXME: add parameter validation
 612
 613                 var query = Form.serialize("edit_feed_form");
 614
 615                 notify("Saving feed...");
 616
 617                 xmlhttp.open("POST", "backend.php", true);
 618                 xmlhttp.onreadystatechange=feedlist_callback;
 619                 xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
 620                 xmlhttp.send(query);
 621
 622                 closeInfoBox();
 623
 624                 return false;
 625
 626         } catch (e) {
 627                 exception_error("feedEditSave", e);
 628         }
 629 }
 630
 631 function feedCatEditSave() {
 632
 633         if (!xmlhttp_ready(xmlhttp)) {
 634                 printLockingError();
 635                 return
 636         }
 637
 638         notify("Saving category...");
 639
 640         var query = Form.serialize("feed_cat_edit_form");
 641
 642         xmlhttp.open("GET", "backend.php?" + query, true);
 643         xmlhttp.onreadystatechange=feedlist_callback;
 644         xmlhttp.send(null);
 645
 646         active_feed_cat = false;
 647
 648 }
 649
 650
 651 function labelTest() {
 652
 653         var form = document.forms['label_edit_form'];
 654
 655         var sql_exp = form.sql_exp.value;
 656         var description = form.description.value;
 657
 658         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=test&expr=" +
 659                 param_escape(sql_exp) + "&descr=" + param_escape(description), true);
 660
 661         xmlhttp.onreadystatechange=infobox_callback;
 662         xmlhttp.send(null);
 663
 664 }
 665
 666 function displayHelpInfobox(topic_id) {
 667
 668         xmlhttp.open("GET", "backend.php?op=help&tid=" +
 669                 param_escape(topic_id) + "&noheaders=1", true);
 670
 671         xmlhttp.onreadystatechange=infobox_callback;
 672         xmlhttp.send(null);
 673
 674 }
 675
 676 function labelEditCancel() {
 677
 678         if (!xmlhttp_ready(xmlhttp)) {
 679                 printLockingError();
 680                 return
 681         }
 682
 683         active_label = false;
 684
 685 //      notify("Operation cancelled.");
 686
 687         xmlhttp.open("GET", "backend.php?op=pref-labels", true);
 688         xmlhttp.onreadystatechange=labellist_callback;
 689         xmlhttp.send(null);
 690
 691 }
 692
 693 function userEditCancel() {
 694
 695         if (!xmlhttp_ready(xmlhttp)) {
 696                 printLockingError();
 697                 return
 698         }
 699
 700         selectPrefRows('user', false); // cleanup feed selection
 701         closeInfoBox();
 702 }
 703
 704 function filterEditCancel() {
 705
 706         if (!xmlhttp_ready(xmlhttp)) {
 707                 printLockingError();
 708                 return
 709         }
 710
 711         document.getElementById("create_filter_btn").disabled = false;
 712
 713         selectPrefRows('filter', false); // cleanup feed selection
 714         closeInfoBox();
 715 }
 716
 717 function labelEditSave() {
 718
 719         var label = active_label;
 720
 721         if (!xmlhttp_ready(xmlhttp)) {
 722                 printLockingError();
 723                 return
 724         }
 725
 726         var sql_exp = document.forms["label_edit_form"].sql_exp.value;
 727         var description = document.forms["label_edit_form"].description.value;
 728
 729         if (sql_exp.length == 0) {
 730                 alert("SQL Expression cannot be blank.");
 731                 return;
 732         }
 733
 734         if (description.length == 0) {
 735                 alert("Caption field cannot be blank.");
 736                 return;
 737         }
 738
 739         notify("Saving label...");
 740
 741         active_label = false;
 742
 743         query = Form.serialize("label_edit_form");
 744
 745         xmlhttp.open("GET", "backend.php?" + query, true);
 746
 747         xmlhttp.onreadystatechange=labellist_callback;
 748         xmlhttp.send(null);
 749
 750 }
 751
 752 function userEditSave() {
 753
 754         if (!xmlhttp_ready(xmlhttp)) {
 755                 printLockingError();
 756                 return
 757         }
 758
 759         var login = document.forms["user_edit_form"].login.value;
 760
 761         if (login.length == 0) {
 762                 alert("Login field cannot be blank.");
 763                 return;
 764         }
 765
 766         notify("Saving user...");
 767
 768         closeInfoBox();
 769
 770         var query = Form.serialize("user_edit_form");
 771
 772         xmlhttp.open("GET", "backend.php?" + query, true);
 773         xmlhttp.onreadystatechange=userlist_callback;
 774         xmlhttp.send(null);
 775 }
 776
 777
 778 function filterEditSave() {
 779
 780         if (!xmlhttp_ready(xmlhttp)) {
 781                 printLockingError();
 782                 return
 783         }
 784
 785         var reg_exp = document.forms["filter_edit_form"].reg_exp.value;
 786
 787         if (reg_exp.length == 0) {
 788                 alert("Filter expression field cannot be blank.");
 789                 return;
 790         }
 791
 792         notify("Saving filter...");
 793
 794         var query = Form.serialize("filter_edit_form");
 795
 796         closeInfoBox();
 797
 798         document.getElementById("create_filter_btn").disabled = false;
 799
 800         xmlhttp.open("GET", "backend.php?" + query, true);
 801         xmlhttp.onreadystatechange=filterlist_callback;
 802         xmlhttp.send(null);
 803
 804 }
 805
 806 function editSelectedLabel() {
 807         var rows = getSelectedLabels();
 808
 809         if (rows.length == 0) {
 810                 alert("No labels are selected.");
 811                 return;
 812         }
 813
 814         if (rows.length > 1) {
 815                 alert("Please select only one label.");
 816                 return;
 817         }
 818
 819         notify("");
 820
 821         editLabel(rows[0]);
 822
 823 }
 824
 825 function editSelectedUser() {
 826         var rows = getSelectedUsers();
 827
 828         if (rows.length == 0) {
 829                 alert("No users are selected.");
 830                 return;
 831         }
 832
 833         if (rows.length > 1) {
 834                 alert("Please select only one user.");
 835                 return;
 836         }
 837
 838         notify("");
 839
 840         editUser(rows[0]);
 841 }
 842
 843 function resetSelectedUserPass() {
 844         var rows = getSelectedUsers();
 845
 846         if (rows.length == 0) {
 847                 alert("No users are selected.");
 848                 return;
 849         }
 850
 851         if (rows.length > 1) {
 852                 alert("Please select only one user.");
 853                 return;
 854         }
 855
 856         var ok = confirm("Reset password of selected user?");
 857
 858         if (ok) {
 859                 notify("Resetting password for selected user...");
 860
 861                 var id = rows[0];
 862
 863                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=resetPass&id=" +
 864                         param_escape(id), true);
 865                 xmlhttp.onreadystatechange=userlist_callback;
 866                 xmlhttp.send(null);
 867         }
 868 }
 869
 870 function selectedUserDetails() {
 871
 872         if (!xmlhttp_ready(xmlhttp)) {
 873                 printLockingError();
 874                 return
 875         }
 876
 877         var rows = getSelectedUsers();
 878
 879         if (rows.length == 0) {
 880                 alert("No users are selected.");
 881                 return;
 882         }
 883
 884         if (rows.length > 1) {
 885                 alert("Please select only one user.");
 886                 return;
 887         }
 888
 889         var id = rows[0];
 890
 891         notify("");
 892
 893         xmlhttp.open("GET", "backend.php?op=user-details&id=" + id, true);
 894         xmlhttp.onreadystatechange=infobox_callback;
 895         xmlhttp.send(null);
 896
 897 }
 898
 899 function selectedFeedDetails() {
 900
 901         if (!xmlhttp_ready(xmlhttp)) {
 902                 printLockingError();
 903                 return
 904         }
 905
 906         var rows = getSelectedFeeds();
 907
 908         if (rows.length == 0) {
 909                 alert("No feeds are selected.");
 910                 return;
 911         }
 912
 913         if (rows.length > 1) {
 914                 notify("Please select only one feed.");
 915                 return;
 916         }
 917
 918 //      var id = rows[0];
 919
 920         notify("");
 921
 922         xmlhttp.open("GET", "backend.php?op=feed-details&id=" +
 923                 param_escape(rows.toString()), true);
 924         xmlhttp.onreadystatechange=infobox_callback;
 925         xmlhttp.send(null);
 926
 927 }
 928
 929 function editSelectedFilter() {
 930         var rows = getSelectedFilters();
 931
 932         if (rows.length == 0) {
 933                 alert("No filters are selected.");
 934                 return;
 935         }
 936
 937         if (rows.length > 1) {
 938                 alert("Please select only one filter.");
 939                 return;
 940         }
 941
 942         notify("");
 943
 944         editFilter(rows[0]);
 945
 946 }
 947
 948
 949 function editSelectedFeed() {
 950         var rows = getSelectedFeeds();
 951
 952         if (rows.length == 0) {
 953                 notify("No feeds are selected.");
 954                 return;
 955         }
 956
 957         if (rows.length > 1) {
 958                 notify("Please select one feed.");
 959                 return;
 960         }
 961
 962         notify("");
 963
 964         editFeed(rows[0]);
 965
 966 }
 967
 968 function editSelectedFeedCat() {
 969         var rows = getSelectedFeedCats();
 970
 971         if (rows.length == 0) {
 972                 alert("No categories are selected.");
 973                 return;
 974         }
 975
 976         if (rows.length > 1) {
 977                 alert("Please select only one category.");
 978                 return;
 979         }
 980
 981         notify("");
 982
 983         editFeedCat(rows[0]);
 984
 985 }
 986
 987 function piggie_callback() {
 988         var piggie = document.getElementById("piggie");
 989
 990         piggie.style.top = piggie_top;
 991         piggie.style.backgroundColor = "white";
 992         piggie.style.borderWidth = "1px";
 993
 994         if (piggie_fwd && piggie_top < 0) {
 995                 setTimeout("piggie_callback()", 50);
 996                 piggie_top = piggie_top + 10;
 997         } else if (piggie_fwd && piggie_top >= 0) {
 998                 piggie_fwd = false;
 999                 setTimeout("piggie_callback()", 50);
1000         } else if (!piggie_fwd && piggie_top > -400) {
1001                 setTimeout("piggie_callback()", 50);
1002                 piggie_top = piggie_top - 10;
1003         } else if (!piggie_fwd && piggie_top <= -400) {
1004                 piggie.style.display = "none";
1005                 piggie_fwd = true;
1006         }
1007 }
1008
1009 var piggie_opacity = 0;
1010
1011 function piggie2_callback() {
1012         var piggie = document.getElementById("piggie");
1013         piggie.style.top = 0;
1014         piggie.style.opacity = piggie_opacity;
1015         piggie.style.backgroundColor = "transparent";
1016         piggie.style.borderWidth = "0px";
1017
1018         if (piggie_fwd && piggie_opacity < 1) {
1019                 setTimeout("piggie2_callback()", 50);
1020                 piggie_opacity = piggie_opacity + 0.03;
1021         } else if (piggie_fwd && piggie_opacity >= 1) {
1022                 piggie_fwd = false;
1023                 setTimeout("piggie2_callback()", 50);
1024         } else if (!piggie_fwd && piggie_opacity > 0) {
1025                 setTimeout("piggie2_callback()", 50);
1026                 piggie_opacity = piggie_opacity - 0.03;
1027         } else if (!piggie_fwd && piggie_opacity <= 0) {
1028                 piggie.style.display = "none";
1029                 piggie_fwd = true;
1030         }
1031 }
1032
1033 function localPiggieFunction(enable) {
1034         if (enable) {
1035                 var piggie = document.getElementById("piggie");
1036                 piggie.style.display = "block";
1037
1038                 if (navigator.userAgent.match("Gecko") && Math.random(1) > 0.5) {
1039                         piggie2_callback();
1040                 } else {
1041                         piggie_callback();
1042                 }
1043         }
1044 }
1045
1046 function validateOpmlImport() {
1047
1048         var opml_file = document.getElementById("opml_file");
1049
1050         if (opml_file.value.length == 0) {
1051                 alert("No OPML file to upload.");
1052                 return false;
1053         } else {
1054                 return true;
1055         }
1056 }
1057
1058 function updateFilterList() {
1059
1060         if (!xmlhttp_ready(xmlhttp)) {
1061                 printLockingError();
1062                 return
1063         }
1064
1065 //      document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
1066
1067 //      p_notify("Loading, please wait...");
1068
1069         xmlhttp.open("GET", "backend.php?op=pref-filters", true);
1070         xmlhttp.onreadystatechange=filterlist_callback;
1071         xmlhttp.send(null);
1072
1073 }
1074
1075 function updateLabelList() {
1076
1077         if (!xmlhttp_ready(xmlhttp)) {
1078                 printLockingError();
1079                 return
1080         }
1081
1082 //      p_notify("Loading, please wait...");
1083
1084 //      document.getElementById("prefContent").innerHTML = "Loading labels, please wait...";
1085
1086         xmlhttp.open("GET", "backend.php?op=pref-labels", true);
1087         xmlhttp.onreadystatechange=labellist_callback;
1088         xmlhttp.send(null);
1089 }
1090
1091 function updatePrefsList() {
1092
1093         if (!xmlhttp_ready(xmlhttp)) {
1094                 printLockingError();
1095                 return
1096         }
1097
1098 //      p_notify("Loading, please wait...");
1099
1100         xmlhttp.open("GET", "backend.php?op=pref-prefs", true);
1101         xmlhttp.onreadystatechange=prefslist_callback;
1102         xmlhttp.send(null);
1103
1104 }
1105
1106 function selectTab(id, noupdate) {
1107
1108 //      alert(id);
1109
1110         if (!xmlhttp_ready(xmlhttp)) {
1111                 printLockingError();
1112                 return
1113         }
1114
1115         if (!noupdate) {
1116
1117                 notify("Loading, please wait...", true);
1118
1119                 // close active infobox if needed
1120                 closeInfoBox();
1121
1122                 // clean up all current selections, just in case
1123                 active_feed_cat = false;
1124                 active_label = false;
1125
1126                 if (id == "feedConfig") {
1127                         updateFeedList();
1128                 } else if (id == "filterConfig") {
1129                         updateFilterList();
1130                 } else if (id == "labelConfig") {
1131                         updateLabelList();
1132                 } else if (id == "genConfig") {
1133                         updatePrefsList();
1134                 } else if (id == "userConfig") {
1135                         updateUsersList();
1136                 } else if (id == "feedBrowser") {
1137                         updateBigFeedBrowser();
1138                 }
1139         }
1140
1141         var tab = document.getElementById(active_tab + "Tab");
1142
1143         if (tab) {
1144                 if (tab.className.match("Selected")) {
1145                         tab.className = "prefsTab";
1146                 }
1147         }
1148
1149         tab = document.getElementById(id + "Tab");
1150
1151         if (tab) {
1152                 if (!tab.className.match("Selected")) {
1153                         tab.className = tab.className + "Selected";
1154                 }
1155         }
1156
1157         active_tab = id;
1158
1159         setCookie('ttrss_pref_acttab', active_tab);
1160
1161 }
1162
1163 function init() {
1164
1165         try {
1166
1167                 if (arguments.callee.done) return;
1168                 arguments.callee.done = true;
1169
1170                 // IE kludge
1171                 if (!xmlhttp) {
1172                         document.getElementById("prefContent").innerHTML =
1173                                 "<b>Fatal error:</b> This program needs XmlHttpRequest " +
1174                                 "to function properly. Your browser doesn't seem to support it.";
1175                         return;
1176                 }
1177
1178                 active_tab = getCookie("ttrss_pref_acttab");
1179                 if (!active_tab) active_tab = "genConfig";
1180                 selectTab(active_tab);
1181
1182                 document.onkeydown = hotkey_handler;
1183                 notify("");
1184         } catch (e) {
1185                 exception_error("init", e);
1186         }
1187 }
1188
1189 function categorizeSelectedFeeds() {
1190
1191         if (!xmlhttp_ready(xmlhttp)) {
1192                 printLockingError();
1193                 return
1194         }
1195
1196         var sel_rows = getSelectedFeeds();
1197
1198         var cat_sel = document.getElementById("sfeed_set_fcat");
1199         var cat_id = cat_sel[cat_sel.selectedIndex].value;
1200
1201         if (sel_rows.length > 0) {
1202
1203                 notify("Changing category of selected feeds...");
1204
1205                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=categorize&ids="+
1206                         param_escape(sel_rows.toString()) + "&cat_id=" + param_escape(cat_id), true);
1207                 xmlhttp.onreadystatechange=feedlist_callback;
1208                 xmlhttp.send(null);
1209
1210         } else {
1211
1212                 alert("No feeds are selected.");
1213
1214         }
1215
1216 }
1217
1218 function validatePrefsReset() {
1219         return confirm("Reset to defaults?");
1220 }
1221
1222 function browseFeeds(limit) {
1223
1224         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=browse", true);
1225         xmlhttp.onreadystatechange=infobox_callback;
1226         xmlhttp.send(null);
1227
1228 }
1229
1230 function feedBrowserSubscribe() {
1231         try {
1232
1233                 var selected = getSelectedFeedsFromBrowser();
1234
1235                 if (selected.length > 0) {
1236                         closeInfoBox();
1237                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1238                                 param_escape(selected.toString()), true);
1239                         xmlhttp.onreadystatechange=feedlist_callback;
1240                         xmlhttp.send(null);
1241                 } else {
1242                         alert("No feeds are selected.");
1243                 }
1244
1245         } catch (e) {
1246                 exception_error("feedBrowserSubscribe", e);
1247         }
1248 }
1249
1250 function updateBigFeedBrowser(limit) {
1251
1252         if (!xmlhttp_ready(xmlhttp)) {
1253                 printLockingError();
1254                 return
1255         }
1256
1257 //      p_notify("Loading, please wait...");
1258
1259         var query = "backend.php?op=pref-feed-browser";
1260
1261         var limit_sel = document.getElementById("feedBrowserLimit");
1262
1263         if (limit_sel) {
1264                 var limit = limit_sel[limit_sel.selectedIndex].value;
1265                 query = query + "&limit=" + param_escape(limit);
1266         }
1267
1268         xmlhttp.open("GET", query, true);
1269         xmlhttp.onreadystatechange=feed_browser_callback;
1270         xmlhttp.send(null);
1271 }
1272
1273 function browserToggleExpand(id) {
1274         try {
1275 /*              if (feed_to_expand && feed_to_expand != id) {
1276                         var d = document.getElementById("BRDET-" + feed_to_expand);
1277                         d.style.display = "none";
1278                 } */
1279
1280                 if (!xmlhttp_ready(xmlhttp)) {
1281                         printLockingError();
1282                         return
1283                 }
1284
1285                 var d = document.getElementById("BRDET-" + id);
1286
1287                 if (d.style.display == "block") {
1288                         d.style.display = "none";
1289
1290                 } else {
1291
1292                         feed_to_expand = id;
1293
1294                         d.style.display = "block";
1295                         d.innerHTML = "Loading, please wait...";
1296
1297                         xmlhttp.open("GET", "backend.php?op=pref-feed-browser&subop=details&id="
1298                                 + param_escape(id), true);
1299                         xmlhttp.onreadystatechange=expand_feed_callback;
1300                         xmlhttp.send(null);
1301                 }
1302
1303         } catch (e) {
1304                 exception_error("browserExpand", e);
1305         }
1306 }
1307
1308 function validateNewPassword(form) {
1309         if (form.OLD_PASSWORD.value == "") {
1310                 alert("Old password cannot be blank");
1311                 return false;
1312         }
1313         if (form.NEW_PASSWORD.value == "") {
1314                 alert("New password cannot be blank");
1315                 return false;
1316         }
1317         return true;
1318 }
1319
1320 function selectPrefRows(kind, select) {
1321
1322         if (kind) {
1323                 var opbarid = false;
1324                 var nchk = false;
1325                 var nrow = false;
1326                 var lname = false;
1327
1328                 if (kind == "feed") {
1329                         opbarid = "feedOpToolbar";
1330                         nrow = "FEEDR-";
1331                         nchk = "FRCHK-";
1332                         lname = "prefFeedList";
1333                 } else if (kind == "fcat") {
1334                         opbarid = "catOpToolbar";
1335                         nrow = "FCATR-";
1336                         nchk = "FCHK-";
1337                         lname = "prefFeedCatList";
1338                 } else if (kind == "filter") {
1339                         opbarid = "filterOpToolbar";
1340                         nrow = "FILRR-";
1341                         nchk = "FICHK-";
1342                         lname = "prefFilterList";
1343                 } else if (kind == "label") {
1344                         opbarid = "labelOpToolbar";
1345                         nrow = "LILRR-";
1346                         nchk = "LCHK-";
1347                         lname = "prefLabelList";
1348                 } else if (kind == "user") {
1349                         opbarid = "userOpToolbar";
1350                         nrow = "UMRR-";
1351                         nchk = "UMCHK-";
1352                         lname = "prefUserList";
1353                 }
1354
1355                 if (opbarid) {
1356                         selectTableRowsByIdPrefix(lname, nrow, nchk, select);
1357                         disableContainerChildren(opbarid, !select);
1358                 }
1359
1360         }
1361 }
1362
1363
1364 function toggleSelectPrefRow(sender, kind) {
1365
1366         toggleSelectRow(sender);
1367
1368         if (kind) {
1369                 var opbarid = false;
1370                 var nsel = -1;
1371
1372                 if (kind == "feed") {
1373                         opbarid = "feedOpToolbar";
1374                         nsel = getSelectedFeeds();
1375                 } else if (kind == "fcat") {
1376                         opbarid = "catOpToolbar";
1377                         nsel = getSelectedFeedCats();
1378                 } else if (kind == "filter") {
1379                         opbarid = "filterOpToolbar";
1380                         nsel = getSelectedFilters();
1381                 } else if (kind == "label") {
1382                         opbarid = "labelOpToolbar";
1383                         nsel = getSelectedLabels();
1384                 } else if (kind == "user") {
1385                         opbarid = "userOpToolbar";
1386                         nsel = getSelectedUsers();
1387                 }
1388
1389                 if (opbarid && nsel != -1) {
1390                         disableContainerChildren(opbarid, nsel == false);
1391                 }
1392
1393         }
1394 }
1395
1396 function toggleSelectFBListRow(sender) {
1397         toggleSelectListRow(sender);
1398         disableContainerChildren("fbrOpToolbar", getSelectedFeedsFromBrowser() == 0);
1399 }