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