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 var init_params = new Array();
  14
  15 function expand_feed_callback() {
  16         if (xmlhttp.readyState == 4) {
  17                 try {
  18                         var container = document.getElementById("BRDET-" + feed_to_expand);
  19                         container.innerHTML=xmlhttp.responseText;
  20                         container.style.display = "block";
  21 //                      p_notify("");
  22                 } catch (e) {
  23                         exception_error("expand_feed_callback", e);
  24                 }
  25         }
  26 }
  27
  28 function feedlist_callback() {
  29         if (xmlhttp.readyState == 4) {
  30                 try {
  31                         var container = document.getElementById('prefContent');
  32                         container.innerHTML=xmlhttp.responseText;
  33                         selectTab("feedConfig", true);
  34
  35                         if (active_feed_cat) {
  36                                 var row = document.getElementById("FCATR-" + active_feed_cat);
  37                                 if (row) {
  38                                         if (!row.className.match("Selected")) {
  39                                                 row.className = row.className + "Selected";
  40                                         }
  41                                 }
  42                                 var checkbox = document.getElementById("FCCHK-" + active_feed_cat);
  43                                 if (checkbox) {
  44                                         checkbox.checked = true;
  45                                 }
  46                         }
  47
  48                         notify("");
  49                 } catch (e) {
  50                         exception_error("feedlist_callback", e);
  51                 }
  52         }
  53 }
  54
  55 function filterlist_callback() {
  56         var container = document.getElementById('prefContent');
  57         if (xmlhttp.readyState == 4) {
  58                 container.innerHTML=xmlhttp.responseText;
  59                 notify("");
  60         }
  61 }
  62
  63 function labellist_callback() {
  64         var container = document.getElementById('prefContent');
  65         if (xmlhttp.readyState == 4) {
  66                 closeInfoBox();
  67                 container.innerHTML=xmlhttp.responseText;
  68                 if (active_label) {
  69                         var row = document.getElementById("LILRR-" + active_label);
  70                         if (row) {
  71                                 if (!row.className.match("Selected")) {
  72                                         row.className = row.className + "Selected";
  73                                 }
  74                         }
  75                         var checkbox = document.getElementById("LICHK-" + active_label);
  76
  77                         if (checkbox) {
  78                                 checkbox.checked = true;
  79                         }
  80                 }
  81                 notify("");
  82         }
  83 }
  84
  85 function labeltest_callback() {
  86         var container = document.getElementById('label_test_result');
  87         if (xmlhttp.readyState == 4) {
  88                 container.innerHTML=xmlhttp.responseText;
  89                 notify("");
  90         }
  91 }
  92
  93 function feed_browser_callback() {
  94         var container = document.getElementById('prefContent');
  95         if (xmlhttp.readyState == 4) {
  96                 container.innerHTML=xmlhttp.responseText;
  97                 notify("");
  98         }
  99 }
 100
 101 function userlist_callback() {
 102         var container = document.getElementById('prefContent');
 103         if (xmlhttp.readyState == 4) {
 104                 container.innerHTML=xmlhttp.responseText;
 105                 notify("");
 106         }
 107 }
 108
 109 function prefslist_callback() {
 110         var container = document.getElementById('prefContent');
 111         if (xmlhttp.readyState == 4) {
 112
 113                 container.innerHTML=xmlhttp.responseText;
 114
 115                 notify("");
 116         }
 117 }
 118
 119 function gethelp_callback() {
 120         var container = document.getElementById('prefHelpBox');
 121         if (xmlhttp.readyState == 4) {
 122
 123                 container.innerHTML = xmlhttp.responseText;
 124                 container.style.display = "block";
 125
 126         }
 127 }
 128
 129
 130 function notify_callback() {
 131         var container = document.getElementById('notify');
 132         if (xmlhttp.readyState == 4) {
 133                 container.innerHTML=xmlhttp.responseText;
 134         }
 135 }
 136
 137 function updateFeedList(sort_key) {
 138
 139         if (!xmlhttp_ready(xmlhttp)) {
 140                 printLockingError();
 141                 return
 142         }
 143
 144 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 145
 146 //      p_notify("Loading, please wait...");
 147
 148         var feed_search = document.getElementById("feed_search");
 149         var search = "";
 150         if (feed_search) { search = feed_search.value; }
 151
 152         xmlhttp.open("GET", "backend.php?op=pref-feeds" +
 153                 "&sort=" + param_escape(sort_key) +
 154                 "&search=" + param_escape(search), true);
 155         xmlhttp.onreadystatechange=feedlist_callback;
 156         xmlhttp.send(null);
 157
 158 }
 159
 160 function updateUsersList(sort_key) {
 161
 162         if (!xmlhttp_ready(xmlhttp)) {
 163                 printLockingError();
 164                 return
 165         }
 166
 167 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 168
 169 //      p_notify("Loading, please wait...");
 170
 171         xmlhttp.open("GET", "backend.php?op=pref-users&sort="
 172                 + param_escape(sort_key), true);
 173         xmlhttp.onreadystatechange=userlist_callback;
 174         xmlhttp.send(null);
 175
 176 }
 177
 178 function addLabel() {
 179
 180         if (!xmlhttp_ready(xmlhttp)) {
 181                 printLockingError();
 182                 return
 183         }
 184
 185         var form = document.forms['label_edit_form'];
 186
 187         var sql_exp = form.sql_exp.value;
 188         var description = form.description.value;
 189
 190         if (sql_exp == "") {
 191                 alert("Can't create label: missing SQL expression.");
 192                 return false;
 193         }
 194
 195         if (description == "") {
 196                 alert("Can't create label: missing caption.");
 197                 return false;
 198         }
 199
 200         var query = Form.serialize("label_edit_form");
 201
 202         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=add&" + query, true);
 203         xmlhttp.onreadystatechange=infobox_submit_callback;
 204         xmlhttp.send(null);
 205 }
 206
 207 function addFeed() {
 208
 209         if (!xmlhttp_ready(xmlhttp)) {
 210                 printLockingError();
 211                 return
 212         }
 213
 214         var link = document.getElementById("fadd_link");
 215
 216         if (link.value.length == 0) {
 217                 alert("Error: No feed URL given.");
 218         } else if (!isValidURL(link.value)) {
 219                 alert("Error: Invalid feed URL.");
 220         } else {
 221                 notify("Adding feed...");
 222
 223                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&feed_url=" +
 224                         param_escape(link.value), true);
 225                 xmlhttp.onreadystatechange=feedlist_callback;
 226                 xmlhttp.send(null);
 227
 228                 link.value = "";
 229
 230         }
 231
 232 }
 233
 234 function addFeedCat() {
 235
 236         if (!xmlhttp_ready(xmlhttp)) {
 237                 printLockingError();
 238                 return
 239         }
 240
 241         var cat = document.getElementById("fadd_cat");
 242
 243         if (cat.value.length == 0) {
 244                 alert("Can't add category: no name specified.");
 245         } else {
 246                 notify("Adding feed category...");
 247
 248                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=addCat&cat=" +
 249                         param_escape(cat.value), true);
 250                 xmlhttp.onreadystatechange=feedlist_callback;
 251                 xmlhttp.send(null);
 252
 253                 link.value = "";
 254
 255         }
 256
 257 }
 258 function addUser() {
 259
 260         if (!xmlhttp_ready(xmlhttp)) {
 261                 printLockingError();
 262                 return
 263         }
 264
 265         var sqlexp = document.getElementById("uadd_box");
 266
 267         if (sqlexp.value.length == 0) {
 268                 alert("Can't add user: no login specified.");
 269         } else {
 270                 notify("Adding user...");
 271
 272                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=add&login=" +
 273                         param_escape(sqlexp.value), true);
 274
 275                 xmlhttp.onreadystatechange=userlist_callback;
 276                 xmlhttp.send(null);
 277
 278                 sqlexp.value = "";
 279         }
 280
 281 }
 282
 283 function editLabel(id) {
 284
 285         if (!xmlhttp_ready(xmlhttp)) {
 286                 printLockingError();
 287                 return
 288         }
 289
 290         document.getElementById("label_create_btn").disabled = true;
 291
 292         active_label = id;
 293
 294         selectTableRowsByIdPrefix('prefLabelList', 'LILRR-', 'LICHK-', false);
 295         selectTableRowById('LILRR-'+id, 'LICHK-'+id, true);
 296
 297         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=edit&id=" +
 298                 param_escape(id), true);
 299         xmlhttp.onreadystatechange=infobox_callback;
 300         xmlhttp.send(null);
 301
 302 }
 303
 304 function editUser(id) {
 305
 306         if (!xmlhttp_ready(xmlhttp)) {
 307                 printLockingError();
 308                 return
 309         }
 310
 311         selectTableRowsByIdPrefix('prefUserList', 'UMRR-', 'UMCHK-', false);
 312         selectTableRowById('UMRR-'+id, 'UMCHK-'+id, true);
 313
 314         xmlhttp.open("GET", "backend.php?op=pref-users&subop=edit&id=" +
 315                 param_escape(id), true);
 316         xmlhttp.onreadystatechange=infobox_callback;
 317         xmlhttp.send(null);
 318
 319 }
 320
 321 function editFilter(id) {
 322
 323         if (!xmlhttp_ready(xmlhttp)) {
 324                 printLockingError();
 325                 return
 326         }
 327
 328         document.getElementById("create_filter_btn").disabled = true;
 329
 330         selectTableRowsByIdPrefix('prefFilterList', 'FILRR-', 'FICHK-', false);
 331         selectTableRowById('FILRR-'+id, 'FICHK-'+id, true);
 332
 333         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=edit&id=" + param_escape(id), true);
 334         xmlhttp.onreadystatechange=infobox_callback;
 335         xmlhttp.send(null);
 336 }
 337
 338 function editFeed(feed) {
 339
 340 //      notify("Editing feed...");
 341
 342         if (!xmlhttp_ready(xmlhttp)) {
 343                 printLockingError();
 344                 return
 345         }
 346
 347         // clean selection from all rows & select row being edited
 348         selectTableRowsByIdPrefix('prefFeedList', 'FEEDR-', 'FRCHK-', false);
 349         selectTableRowById('FEEDR-'+feed, 'FRCHK-'+feed, true);
 350
 351         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editfeed&id=" +
 352                 param_escape(feed), true);
 353
 354         xmlhttp.onreadystatechange=infobox_callback;
 355         xmlhttp.send(null);
 356
 357 }
 358
 359 function editFeedCat(cat) {
 360
 361         if (!xmlhttp_ready(xmlhttp)) {
 362                 printLockingError();
 363                 return
 364         }
 365
 366         active_feed_cat = cat;
 367
 368         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCat&id=" +
 369                 param_escape(cat), true);
 370         xmlhttp.onreadystatechange=feedlist_callback;
 371         xmlhttp.send(null);
 372
 373 }
 374
 375 function getSelectedLabels() {
 376         return getSelectedTableRowIds("prefLabelList", "LILRR");
 377 }
 378
 379 function getSelectedUsers() {
 380         return getSelectedTableRowIds("prefUserList", "UMRR");
 381 }
 382
 383 function getSelectedFeeds() {
 384         return getSelectedTableRowIds("prefFeedList", "FEEDR");
 385 }
 386
 387 function getSelectedFilters() {
 388         return getSelectedTableRowIds("prefFilterList", "FILRR");
 389 }
 390
 391 function getSelectedFeedCats() {
 392         return getSelectedTableRowIds("prefFeedCatList", "FCATR");
 393 }
 394
 395 function getSelectedFeedsFromBrowser() {
 396
 397         var list = document.getElementById("browseFeedList");
 398         if (!list) list = document.getElementById("browseBigFeedList");
 399
 400         var selected = new Array();
 401
 402         for (i = 0; i < list.childNodes.length; i++) {
 403                 var child = list.childNodes[i];
 404                 if (child.id && child.id.match("FBROW-")) {
 405                         var id = child.id.replace("FBROW-", "");
 406
 407                         var cb = document.getElementById("FBCHK-" + id);
 408
 409                         if (cb.checked) {
 410                                 selected.push(id);
 411                         }
 412                 }
 413         }
 414
 415         return selected;
 416 }
 417
 418 function removeSelectedLabels() {
 419
 420         if (!xmlhttp_ready(xmlhttp)) {
 421                 printLockingError();
 422                 return
 423         }
 424
 425         var sel_rows = getSelectedLabels();
 426
 427         if (sel_rows.length > 0) {
 428
 429                 var ok = confirm("Remove selected labels?");
 430
 431                 if (ok) {
 432                         notify("Removing selected labels...");
 433
 434                         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=remove&ids="+
 435                                 param_escape(sel_rows.toString()), true);
 436                         xmlhttp.onreadystatechange=labellist_callback;
 437                         xmlhttp.send(null);
 438                 }
 439         } else {
 440                 alert("No labels are selected.");
 441         }
 442
 443         return false;
 444 }
 445
 446 function removeSelectedUsers() {
 447
 448         if (!xmlhttp_ready(xmlhttp)) {
 449                 printLockingError();
 450                 return
 451         }
 452
 453         var sel_rows = getSelectedUsers();
 454
 455         if (sel_rows.length > 0) {
 456
 457                 var ok = confirm("Remove selected users?");
 458
 459                 if (ok) {
 460                         notify("Removing selected users...");
 461
 462                         xmlhttp.open("GET", "backend.php?op=pref-users&subop=remove&ids="+
 463                                 param_escape(sel_rows.toString()), true);
 464                         xmlhttp.onreadystatechange=userlist_callback;
 465                         xmlhttp.send(null);
 466                 }
 467
 468         } else {
 469                 alert("No users are selected.");
 470         }
 471
 472         return false;
 473 }
 474
 475 function removeSelectedFilters() {
 476
 477         if (!xmlhttp_ready(xmlhttp)) {
 478                 printLockingError();
 479                 return
 480         }
 481
 482         var sel_rows = getSelectedFilters();
 483
 484         if (sel_rows.length > 0) {
 485
 486                 var ok = confirm("Remove selected filters?");
 487
 488                 if (ok) {
 489                         notify("Removing selected filters...");
 490
 491                         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=remove&ids="+
 492                                 param_escape(sel_rows.toString()), true);
 493                         xmlhttp.onreadystatechange=filterlist_callback;
 494                         xmlhttp.send(null);
 495                 }
 496         } else {
 497                 alert("No filters are selected.");
 498         }
 499
 500         return false;
 501 }
 502
 503
 504 function removeSelectedFeeds() {
 505
 506         if (!xmlhttp_ready(xmlhttp)) {
 507                 printLockingError();
 508                 return
 509         }
 510
 511         var sel_rows = getSelectedFeeds();
 512
 513         if (sel_rows.length > 0) {
 514
 515                 var ok = confirm("Unsubscribe from selected feeds?");
 516
 517                 if (ok) {
 518
 519                         notify("Unsubscribing from selected feeds...");
 520
 521                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 522                                 param_escape(sel_rows.toString()), true);
 523                         xmlhttp.onreadystatechange=feedlist_callback;
 524                         xmlhttp.send(null);
 525                 }
 526
 527         } else {
 528
 529                 alert("No feeds are selected.");
 530
 531         }
 532
 533         return false;
 534 }
 535
 536 function removeSelectedFeedCats() {
 537
 538         if (!xmlhttp_ready(xmlhttp)) {
 539                 printLockingError();
 540                 return
 541         }
 542
 543         var sel_rows = getSelectedFeedCats();
 544
 545         if (sel_rows.length > 0) {
 546
 547                 var ok = confirm("Remove selected categories?");
 548
 549                 if (ok) {
 550                         notify("Removing selected categories...");
 551
 552                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=removeCats&ids="+
 553                                 param_escape(sel_rows.toString()), true);
 554                         xmlhttp.onreadystatechange=feedlist_callback;
 555                         xmlhttp.send(null);
 556                 }
 557
 558         } else {
 559
 560                 alert("No categories are selected.");
 561
 562         }
 563
 564         return false;
 565 }
 566
 567 function feedEditCancel() {
 568
 569         if (!xmlhttp_ready(xmlhttp)) {
 570                 printLockingError();
 571                 return
 572         }
 573
 574         closeInfoBox();
 575
 576         selectPrefRows('feed', false); // cleanup feed selection
 577
 578         return false;
 579 }
 580
 581 function feedCatEditCancel() {
 582
 583         if (!xmlhttp_ready(xmlhttp)) {
 584                 printLockingError();
 585                 return
 586         }
 587
 588         active_feed_cat = false;
 589
 590 //      notify("Operation cancelled.");
 591
 592         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 593         xmlhttp.onreadystatechange=feedlist_callback;
 594         xmlhttp.send(null);
 595
 596         return false;
 597 }
 598
 599 function feedEditSave() {
 600
 601         try {
 602
 603                 if (!xmlhttp_ready(xmlhttp)) {
 604                         printLockingError();
 605                         return
 606                 }
 607
 608                 // FIXME: add parameter validation
 609
 610                 var query = Form.serialize("edit_feed_form");
 611
 612                 notify("Saving feed...");
 613
 614                 xmlhttp.open("POST", "backend.php", true);
 615                 xmlhttp.onreadystatechange=feedlist_callback;
 616                 xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
 617                 xmlhttp.send(query);
 618
 619                 closeInfoBox();
 620
 621                 return false;
 622
 623         } catch (e) {
 624                 exception_error("feedEditSave", e);
 625         }
 626 }
 627
 628 function feedCatEditSave() {
 629
 630         if (!xmlhttp_ready(xmlhttp)) {
 631                 printLockingError();
 632                 return
 633         }
 634
 635         notify("Saving category...");
 636
 637         var query = Form.serialize("feed_cat_edit_form");
 638
 639         xmlhttp.open("GET", "backend.php?" + query, true);
 640         xmlhttp.onreadystatechange=feedlist_callback;
 641         xmlhttp.send(null);
 642
 643         active_feed_cat = false;
 644
 645         return false;
 646 }
 647
 648
 649 function labelTest() {
 650
 651         var container = document.getElementById('label_test_result');
 652         container.style.display = "block";
 653         container.innerHTML = "<p>Loading, please wait...</p>";
 654
 655         var form = document.forms['label_edit_form'];
 656
 657         var sql_exp = form.sql_exp.value;
 658         var description = form.description.value;
 659
 660         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=test&expr=" +
 661                 param_escape(sql_exp) + "&descr=" + param_escape(description), true);
 662
 663         xmlhttp.onreadystatechange=labeltest_callback;
 664         xmlhttp.send(null);
 665
 666         return false;
 667 }
 668
 669 function displayHelpInfobox(topic_id) {
 670
 671         xmlhttp.open("GET", "backend.php?op=help&tid=" +
 672                 param_escape(topic_id) + "&noheaders=1", true);
 673
 674         xmlhttp.onreadystatechange=infobox_callback;
 675         xmlhttp.send(null);
 676
 677 }
 678
 679 function labelEditCancel() {
 680
 681         if (!xmlhttp_ready(xmlhttp)) {
 682                 printLockingError();
 683                 return
 684         }
 685
 686         document.getElementById("label_create_btn").disabled = false;
 687
 688         active_label = false;
 689
 690         selectPrefRows('label', false); // cleanup feed selection
 691         closeInfoBox();
 692
 693         return false;
 694 }
 695
 696 function userEditCancel() {
 697
 698         if (!xmlhttp_ready(xmlhttp)) {
 699                 printLockingError();
 700                 return
 701         }
 702
 703         selectPrefRows('user', false); // cleanup feed selection
 704         closeInfoBox();
 705
 706         return false;
 707 }
 708
 709 function filterEditCancel() {
 710
 711         if (!xmlhttp_ready(xmlhttp)) {
 712                 printLockingError();
 713                 return
 714         }
 715
 716         document.getElementById("create_filter_btn").disabled = false;
 717
 718         selectPrefRows('filter', false); // cleanup feed selection
 719         closeInfoBox();
 720
 721         return false;
 722 }
 723
 724 function labelEditSave() {
 725
 726         var label = active_label;
 727
 728         if (!xmlhttp_ready(xmlhttp)) {
 729                 printLockingError();
 730                 return
 731         }
 732
 733 /*      if (!is_opera()) {
 734
 735                 var sql_exp = document.forms["label_edit_form"].sql_exp.value;
 736                 var description = document.forms["label_edit_form"].description.value;
 737
 738                 if (sql_exp.length == 0) {
 739                         alert("SQL Expression cannot be blank.");
 740                         return false;
 741                 }
 742
 743                 if (description.length == 0) {
 744                         alert("Caption field cannot be blank.");
 745                         return false;
 746                 }
 747         } */
 748
 749         closeInfoBox();
 750
 751         notify("Saving label...");
 752
 753         active_label = false;
 754
 755         query = Form.serialize("label_edit_form");
 756
 757         xmlhttp.open("GET", "backend.php?" + query, true);
 758         xmlhttp.onreadystatechange=labellist_callback;
 759         xmlhttp.send(null);
 760
 761         return false;
 762 }
 763
 764 function userEditSave() {
 765
 766         if (!xmlhttp_ready(xmlhttp)) {
 767                 printLockingError();
 768                 return
 769         }
 770
 771         var login = document.forms["user_edit_form"].login.value;
 772
 773         if (login.length == 0) {
 774                 alert("Login field cannot be blank.");
 775                 return;
 776         }
 777
 778         notify("Saving user...");
 779
 780         closeInfoBox();
 781
 782         var query = Form.serialize("user_edit_form");
 783
 784         xmlhttp.open("GET", "backend.php?" + query, true);
 785         xmlhttp.onreadystatechange=userlist_callback;
 786         xmlhttp.send(null);
 787
 788         return false;
 789 }
 790
 791
 792 function filterEditSave() {
 793
 794         if (!xmlhttp_ready(xmlhttp)) {
 795                 printLockingError();
 796                 return
 797         }
 798
 799 /*      if (!is_opera()) {
 800                 var reg_exp = document.forms["filter_edit_form"].reg_exp.value;
 801
 802                 if (reg_exp.length == 0) {
 803                         alert("Filter expression field cannot be blank.");
 804                         return;
 805                 }
 806         } */
 807
 808         notify("Saving filter...");
 809
 810         var query = Form.serialize("filter_edit_form");
 811
 812         closeInfoBox();
 813
 814         document.getElementById("create_filter_btn").disabled = false;
 815
 816         xmlhttp.open("GET", "backend.php?" + query, true);
 817         xmlhttp.onreadystatechange=filterlist_callback;
 818         xmlhttp.send(null);
 819
 820         return false;
 821 }
 822
 823 function editSelectedLabel() {
 824         var rows = getSelectedLabels();
 825
 826         if (rows.length == 0) {
 827                 alert("No labels are selected.");
 828                 return;
 829         }
 830
 831         if (rows.length > 1) {
 832                 alert("Please select only one label.");
 833                 return;
 834         }
 835
 836         notify("");
 837
 838         editLabel(rows[0]);
 839
 840 }
 841
 842 function editSelectedUser() {
 843         var rows = getSelectedUsers();
 844
 845         if (rows.length == 0) {
 846                 alert("No users are selected.");
 847                 return;
 848         }
 849
 850         if (rows.length > 1) {
 851                 alert("Please select only one user.");
 852                 return;
 853         }
 854
 855         notify("");
 856
 857         editUser(rows[0]);
 858 }
 859
 860 function resetSelectedUserPass() {
 861         var rows = getSelectedUsers();
 862
 863         if (rows.length == 0) {
 864                 alert("No users are selected.");
 865                 return;
 866         }
 867
 868         if (rows.length > 1) {
 869                 alert("Please select only one user.");
 870                 return;
 871         }
 872
 873         var ok = confirm("Reset password of selected user?");
 874
 875         if (ok) {
 876                 notify("Resetting password for selected user...");
 877
 878                 var id = rows[0];
 879
 880                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=resetPass&id=" +
 881                         param_escape(id), true);
 882                 xmlhttp.onreadystatechange=userlist_callback;
 883                 xmlhttp.send(null);
 884         }
 885 }
 886
 887 function selectedUserDetails() {
 888
 889         if (!xmlhttp_ready(xmlhttp)) {
 890                 printLockingError();
 891                 return
 892         }
 893
 894         var rows = getSelectedUsers();
 895
 896         if (rows.length == 0) {
 897                 alert("No users are selected.");
 898                 return;
 899         }
 900
 901         if (rows.length > 1) {
 902                 alert("Please select only one user.");
 903                 return;
 904         }
 905
 906         var id = rows[0];
 907
 908         notify("");
 909
 910         xmlhttp.open("GET", "backend.php?op=user-details&id=" + id, true);
 911         xmlhttp.onreadystatechange=infobox_callback;
 912         xmlhttp.send(null);
 913
 914 }
 915
 916 function selectedFeedDetails() {
 917
 918         if (!xmlhttp_ready(xmlhttp)) {
 919                 printLockingError();
 920                 return
 921         }
 922
 923         var rows = getSelectedFeeds();
 924
 925         if (rows.length == 0) {
 926                 alert("No feeds are selected.");
 927                 return;
 928         }
 929
 930         if (rows.length > 1) {
 931                 notify("Please select only one feed.");
 932                 return;
 933         }
 934
 935 //      var id = rows[0];
 936
 937         notify("");
 938
 939         xmlhttp.open("GET", "backend.php?op=feed-details&id=" +
 940                 param_escape(rows.toString()), true);
 941         xmlhttp.onreadystatechange=infobox_callback;
 942         xmlhttp.send(null);
 943
 944 }
 945
 946 function editSelectedFilter() {
 947         var rows = getSelectedFilters();
 948
 949         if (rows.length == 0) {
 950                 alert("No filters are selected.");
 951                 return;
 952         }
 953
 954         if (rows.length > 1) {
 955                 alert("Please select only one filter.");
 956                 return;
 957         }
 958
 959         notify("");
 960
 961         editFilter(rows[0]);
 962
 963 }
 964
 965
 966 function editSelectedFeed() {
 967         var rows = getSelectedFeeds();
 968
 969         if (rows.length == 0) {
 970                 notify("No feeds are selected.");
 971                 return;
 972         }
 973
 974         if (rows.length > 1) {
 975                 notify("Please select one feed.");
 976                 return;
 977         }
 978
 979         notify("");
 980
 981         editFeed(rows[0]);
 982
 983 }
 984
 985 function editSelectedFeedCat() {
 986         var rows = getSelectedFeedCats();
 987
 988         if (rows.length == 0) {
 989                 alert("No categories are selected.");
 990                 return;
 991         }
 992
 993         if (rows.length > 1) {
 994                 alert("Please select only one category.");
 995                 return;
 996         }
 997
 998         notify("");
 999
1000         editFeedCat(rows[0]);
1001
1002 }
1003
1004 function piggie_callback() {
1005         var piggie = document.getElementById("piggie");
1006
1007         piggie.style.top = piggie_top;
1008         piggie.style.backgroundColor = "white";
1009         piggie.style.borderWidth = "1px";
1010
1011         if (piggie_fwd && piggie_top < 0) {
1012                 setTimeout("piggie_callback()", 50);
1013                 piggie_top = piggie_top + 10;
1014         } else if (piggie_fwd && piggie_top >= 0) {
1015                 piggie_fwd = false;
1016                 setTimeout("piggie_callback()", 50);
1017         } else if (!piggie_fwd && piggie_top > -400) {
1018                 setTimeout("piggie_callback()", 50);
1019                 piggie_top = piggie_top - 10;
1020         } else if (!piggie_fwd && piggie_top <= -400) {
1021                 piggie.style.display = "none";
1022                 piggie_fwd = true;
1023         }
1024 }
1025
1026 var piggie_opacity = 0;
1027
1028 function piggie2_callback() {
1029         var piggie = document.getElementById("piggie");
1030         piggie.style.top = 0;
1031         piggie.style.opacity = piggie_opacity;
1032         piggie.style.backgroundColor = "transparent";
1033         piggie.style.borderWidth = "0px";
1034
1035         if (piggie_fwd && piggie_opacity < 1) {
1036                 setTimeout("piggie2_callback()", 50);
1037                 piggie_opacity = piggie_opacity + 0.03;
1038         } else if (piggie_fwd && piggie_opacity >= 1) {
1039                 piggie_fwd = false;
1040                 setTimeout("piggie2_callback()", 50);
1041         } else if (!piggie_fwd && piggie_opacity > 0) {
1042                 setTimeout("piggie2_callback()", 50);
1043                 piggie_opacity = piggie_opacity - 0.03;
1044         } else if (!piggie_fwd && piggie_opacity <= 0) {
1045                 piggie.style.display = "none";
1046                 piggie_fwd = true;
1047         }
1048 }
1049
1050 function localPiggieFunction(enable) {
1051         if (enable) {
1052                 debug("I LOVEDED IT!");
1053                 var piggie = document.getElementById("piggie");
1054                 piggie.style.display = "block";
1055
1056                 if (navigator.userAgent.match("Gecko") && Math.random(1) > 0.5) {
1057                         piggie2_callback();
1058                 } else {
1059                         piggie_callback();
1060                 }
1061         }
1062 }
1063
1064 function validateOpmlImport() {
1065
1066         var opml_file = document.getElementById("opml_file");
1067
1068         if (opml_file.value.length == 0) {
1069                 alert("No OPML file to upload.");
1070                 return false;
1071         } else {
1072                 return true;
1073         }
1074 }
1075
1076 function updateFilterList(sort_key) {
1077
1078         if (!xmlhttp_ready(xmlhttp)) {
1079                 printLockingError();
1080                 return
1081         }
1082
1083 //      document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
1084
1085 //      p_notify("Loading, please wait...");
1086
1087         xmlhttp.open("GET", "backend.php?op=pref-filters&sort=" +
1088                 param_escape(sort_key), true);
1089         xmlhttp.onreadystatechange=filterlist_callback;
1090         xmlhttp.send(null);
1091
1092 }
1093
1094 function updateLabelList(sort_key) {
1095
1096         if (!xmlhttp_ready(xmlhttp)) {
1097                 printLockingError();
1098                 return
1099         }
1100
1101 //      p_notify("Loading, please wait...");
1102
1103 //      document.getElementById("prefContent").innerHTML = "Loading labels, please wait...";
1104
1105         xmlhttp.open("GET", "backend.php?op=pref-labels&sort=" +
1106                 param_escape(sort_key), true);
1107         xmlhttp.onreadystatechange=labellist_callback;
1108         xmlhttp.send(null);
1109 }
1110
1111 function updatePrefsList() {
1112
1113         if (!xmlhttp_ready(xmlhttp)) {
1114                 printLockingError();
1115                 return
1116         }
1117
1118 //      p_notify("Loading, please wait...");
1119
1120         xmlhttp.open("GET", "backend.php?op=pref-prefs", true);
1121         xmlhttp.onreadystatechange=prefslist_callback;
1122         xmlhttp.send(null);
1123
1124 }
1125
1126 function selectTab(id, noupdate) {
1127
1128 //      alert(id);
1129
1130         if (!id) id = active_tab;
1131
1132         try {
1133
1134                 if (!xmlhttp_ready(xmlhttp)) {
1135                         printLockingError();
1136                         return
1137                 }
1138
1139                 if (!noupdate) {
1140
1141                         debug("selectTab: " + id + "(NU: " + noupdate + ")");
1142
1143 //                      notify("Loading, please wait...", true);
1144
1145                         // close active infobox if needed
1146                         closeInfoBox();
1147
1148                         // clean up all current selections, just in case
1149                         active_feed_cat = false;
1150                         active_label = false;
1151
1152                         if (id == "feedConfig") {
1153                                 updateFeedList();
1154                         } else if (id == "filterConfig") {
1155                                 updateFilterList();
1156                         } else if (id == "labelConfig") {
1157                                 updateLabelList();
1158                         } else if (id == "genConfig") {
1159                                 updatePrefsList();
1160                         } else if (id == "userConfig") {
1161                                 updateUsersList();
1162                         } else if (id == "feedBrowser") {
1163                                 updateBigFeedBrowser();
1164                         }
1165                 }
1166
1167                 var tab = document.getElementById(active_tab + "Tab");
1168
1169                 if (tab) {
1170                         if (tab.className.match("Selected")) {
1171                                 tab.className = "prefsTab";
1172                         }
1173                 }
1174
1175                 tab = document.getElementById(id + "Tab");
1176
1177                 if (tab) {
1178                         if (!tab.className.match("Selected")) {
1179                                 tab.className = tab.className + "Selected";
1180                         }
1181                 }
1182
1183                 if (active_tab != id) {
1184                         storeInitParam("prefs_active_tab", id);
1185                 }
1186
1187                 active_tab = id;
1188
1189         } catch (e) {
1190                 exception_error("selectTab", e);
1191         }
1192 }
1193
1194 function backend_sanity_check_callback() {
1195
1196         if (xmlhttp.readyState == 4) {
1197
1198                 try {
1199
1200                         if (!xmlhttp.responseXML) {
1201                                 fatalError(3, "[D001, Received reply is not XML]: " + xmlhttp.responseText);
1202                                 return;
1203                         }
1204
1205                         var reply = xmlhttp.responseXML.firstChild.firstChild;
1206
1207                         if (!reply) {
1208                                 fatalError(3, "[D002, Invalid RPC reply]: " + xmlhttp.responseText);
1209                                 return;
1210                         }
1211
1212                         var error_code = reply.getAttribute("error-code");
1213
1214                         if (error_code && error_code != 0) {
1215                                 return fatalError(error_code, reply.getAttribute("error-msg"));
1216                         }
1217
1218                         debug("sanity check ok");
1219
1220                         var params = reply.nextSibling;
1221
1222                         if (params) {
1223                                 debug('reading init-params...');
1224                                 var param = params.firstChild;
1225
1226                                 while (param) {
1227                                         var k = param.getAttribute("key");
1228                                         var v = param.getAttribute("value");
1229                                         debug(k + " => " + v);
1230                                         init_params[k] = v;
1231                                         param = param.nextSibling;
1232                                 }
1233                         }
1234
1235                         init_second_stage();
1236
1237                 } catch (e) {
1238                         exception_error("backend_sanity_check_callback", e);
1239                 }
1240         }
1241 }
1242
1243 function init_second_stage() {
1244
1245         try {
1246                 active_tab = getInitParam("prefs_active_tab");
1247                 if (!active_tab) active_tab = "genConfig";
1248
1249                 document.onkeydown = pref_hotkey_handler;
1250
1251                 if (navigator.userAgent.match("Opera")) {
1252                         setTimeout("selectTab()", 500);
1253                 } else {
1254                         selectTab(active_tab);
1255                 }
1256                 notify("");
1257         } catch (e) {
1258                 exception_error("init_second_stage", e);
1259         }
1260 }
1261
1262 function init() {
1263
1264         try {
1265
1266                 if (arguments.callee.done) return;
1267                 arguments.callee.done = true;
1268
1269                 if (getURLParam('debug')) {
1270                         document.getElementById('debug_output').style.display = 'block';
1271                         debug('debug mode activated');
1272                 }
1273
1274                 // IE kludge
1275                 if (!xmlhttp) {
1276                         document.getElementById("prefContent").innerHTML =
1277                                 "<b>Fatal error:</b> This program needs XmlHttpRequest " +
1278                                 "to function properly. Your browser doesn't seem to support it.";
1279                         return;
1280                 }
1281
1282                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
1283                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
1284                 xmlhttp.send(null);
1285
1286         } catch (e) {
1287                 exception_error("init", e);
1288         }
1289 }
1290
1291 function categorizeSelectedFeeds() {
1292
1293         if (!xmlhttp_ready(xmlhttp)) {
1294                 printLockingError();
1295                 return
1296         }
1297
1298         var sel_rows = getSelectedFeeds();
1299
1300         var cat_sel = document.getElementById("sfeed_set_fcat");
1301         var cat_id = cat_sel[cat_sel.selectedIndex].value;
1302
1303         if (sel_rows.length > 0) {
1304
1305                 notify("Changing category of selected feeds...");
1306
1307                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=categorize&ids="+
1308                         param_escape(sel_rows.toString()) + "&cat_id=" + param_escape(cat_id), true);
1309                 xmlhttp.onreadystatechange=feedlist_callback;
1310                 xmlhttp.send(null);
1311
1312         } else {
1313
1314                 alert("No feeds are selected.");
1315
1316         }
1317
1318 }
1319
1320 function validatePrefsReset() {
1321         return confirm("Reset to defaults?");
1322 }
1323
1324 function browseFeeds(limit) {
1325
1326         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=browse", true);
1327         xmlhttp.onreadystatechange=infobox_callback;
1328         xmlhttp.send(null);
1329
1330 }
1331
1332 function feedBrowserSubscribe() {
1333         try {
1334
1335                 var selected = getSelectedFeedsFromBrowser();
1336
1337                 if (selected.length > 0) {
1338                         closeInfoBox();
1339                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1340                                 param_escape(selected.toString()), true);
1341                         xmlhttp.onreadystatechange=feedlist_callback;
1342                         xmlhttp.send(null);
1343                 } else {
1344                         alert("No feeds are selected.");
1345                 }
1346
1347         } catch (e) {
1348                 exception_error("feedBrowserSubscribe", e);
1349         }
1350 }
1351
1352 function updateBigFeedBrowser(limit) {
1353
1354         if (!xmlhttp_ready(xmlhttp)) {
1355                 printLockingError();
1356                 return
1357         }
1358
1359 //      p_notify("Loading, please wait...");
1360
1361         var query = "backend.php?op=pref-feed-browser";
1362
1363         var limit_sel = document.getElementById("feedBrowserLimit");
1364
1365         if (limit_sel) {
1366                 var limit = limit_sel[limit_sel.selectedIndex].value;
1367                 query = query + "&limit=" + param_escape(limit);
1368         }
1369
1370         xmlhttp.open("GET", query, true);
1371         xmlhttp.onreadystatechange=feed_browser_callback;
1372         xmlhttp.send(null);
1373 }
1374
1375 function browserToggleExpand(id) {
1376         try {
1377 /*              if (feed_to_expand && feed_to_expand != id) {
1378                         var d = document.getElementById("BRDET-" + feed_to_expand);
1379                         d.style.display = "none";
1380                 } */
1381
1382                 if (!xmlhttp_ready(xmlhttp)) {
1383                         printLockingError();
1384                         return
1385                 }
1386
1387                 var d = document.getElementById("BRDET-" + id);
1388
1389                 if (d.style.display == "block") {
1390                         d.style.display = "none";
1391
1392                 } else {
1393
1394                         feed_to_expand = id;
1395
1396                         d.style.display = "block";
1397                         d.innerHTML = "Loading, please wait...";
1398
1399                         xmlhttp.open("GET", "backend.php?op=pref-feed-browser&subop=details&id="
1400                                 + param_escape(id), true);
1401                         xmlhttp.onreadystatechange=expand_feed_callback;
1402                         xmlhttp.send(null);
1403                 }
1404
1405         } catch (e) {
1406                 exception_error("browserExpand", e);
1407         }
1408 }
1409
1410 function validateNewPassword(form) {
1411         if (form.OLD_PASSWORD.value == "") {
1412                 alert("Old password cannot be blank");
1413                 return false;
1414         }
1415         if (form.NEW_PASSWORD.value == "") {
1416                 alert("New password cannot be blank");
1417                 return false;
1418         }
1419         return true;
1420 }
1421
1422 function selectPrefRows(kind, select) {
1423
1424         if (kind) {
1425                 var opbarid = false;
1426                 var nchk = false;
1427                 var nrow = false;
1428                 var lname = false;
1429
1430                 if (kind == "feed") {
1431                         opbarid = "feedOpToolbar";
1432                         nrow = "FEEDR-";
1433                         nchk = "FRCHK-";
1434                         lname = "prefFeedList";
1435                 } else if (kind == "fcat") {
1436                         opbarid = "catOpToolbar";
1437                         nrow = "FCATR-";
1438                         nchk = "FCHK-";
1439                         lname = "prefFeedCatList";
1440                 } else if (kind == "filter") {
1441                         opbarid = "filterOpToolbar";
1442                         nrow = "FILRR-";
1443                         nchk = "FICHK-";
1444                         lname = "prefFilterList";
1445                 } else if (kind == "label") {
1446                         opbarid = "labelOpToolbar";
1447                         nrow = "LILRR-";
1448                         nchk = "LICHK-";
1449                         lname = "prefLabelList";
1450                 } else if (kind == "user") {
1451                         opbarid = "userOpToolbar";
1452                         nrow = "UMRR-";
1453                         nchk = "UMCHK-";
1454                         lname = "prefUserList";
1455                 }
1456
1457                 if (opbarid) {
1458                         selectTableRowsByIdPrefix(lname, nrow, nchk, select);
1459                         disableContainerChildren(opbarid, !select);
1460                 }
1461
1462         }
1463 }
1464
1465
1466 function toggleSelectPrefRow(sender, kind) {
1467
1468         toggleSelectRow(sender);
1469
1470         if (kind) {
1471                 var opbarid = false;
1472                 var nsel = -1;
1473
1474                 if (kind == "feed") {
1475                         opbarid = "feedOpToolbar";
1476                         nsel = getSelectedFeeds();
1477                 } else if (kind == "fcat") {
1478                         opbarid = "catOpToolbar";
1479                         nsel = getSelectedFeedCats();
1480                 } else if (kind == "filter") {
1481                         opbarid = "filterOpToolbar";
1482                         nsel = getSelectedFilters();
1483                 } else if (kind == "label") {
1484                         opbarid = "labelOpToolbar";
1485                         nsel = getSelectedLabels();
1486                 } else if (kind == "user") {
1487                         opbarid = "userOpToolbar";
1488                         nsel = getSelectedUsers();
1489                 }
1490
1491                 if (opbarid && nsel != -1) {
1492                         disableContainerChildren(opbarid, nsel == false);
1493                 }
1494
1495         }
1496 }
1497
1498 function toggleSelectFBListRow(sender) {
1499         toggleSelectListRow(sender);
1500         disableContainerChildren("fbrOpToolbar", getSelectedFeedsFromBrowser() == 0);
1501 }
1502
1503 var seq = "";
1504
1505 function pref_hotkey_handler(e) {
1506         try {
1507
1508                 var keycode;
1509
1510                 if (!hotkeys_enabled) return;
1511
1512                 if (window.event) {
1513                         keycode = window.event.keyCode;
1514                 } else if (e) {
1515                         keycode = e.which;
1516                 }
1517
1518                 if (keycode == 13 || keycode == 27) {
1519                         seq = "";
1520                 } else {
1521                         seq = seq + "" + keycode;
1522                 }
1523
1524
1525         if (document.getElementById("piggie")) {
1526
1527                 if (seq.match("807371717369")) {
1528                         seq = "";
1529                         localPiggieFunction(true);
1530                 } else {
1531                         localPiggieFunction(false);
1532                 }
1533         }
1534
1535         } catch (e) {
1536                 exception_error("pref_hotkey_handler", e);
1537         }
1538 }
1539
1540 function userSwitch() {
1541         var chooser = document.getElementById("userSwitch");
1542         var user = chooser[chooser.selectedIndex].value;
1543         window.location = "prefs.php?swu=" + user;
1544 }