prefs.js

   1 var xmlhttp = false;
   2
   3 var active_feed = false;
   4 var active_feed_cat = false;
   5 var active_filter = false;
   6 var active_label = false;
   7 var active_user = false;
   8
   9 var active_tab = false;
  10
  11 /*@cc_on @*/
  12 /*@if (@_jscript_version >= 5)
  13 // JScript gives us Conditional compilation, we can cope with old IE versions.
  14 // and security blocked creation of the objects.
  15 try {
  16         xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  17 } catch (e) {
  18         try {
  19                 xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  20         } catch (E) {
  21                 xmlhttp = false;
  22         }
  23 }
  24 @end @*/
  25
  26 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
  27         xmlhttp = new XMLHttpRequest();
  28 }
  29
  30 function feedlist_callback() {
  31         if (xmlhttp.readyState == 4) {
  32                 var container = document.getElementById('prefContent');
  33                 container.innerHTML=xmlhttp.responseText;
  34                 if (active_feed) {
  35                         var row = document.getElementById("FEEDR-" + active_feed);
  36                         if (row) {
  37                                 if (!row.className.match("Selected")) {
  38                                         row.className = row.className + "Selected";
  39                                 }
  40                         }
  41                         var checkbox = document.getElementById("FRCHK-" + active_feed);
  42                         if (checkbox) {
  43                                 checkbox.checked = true;
  44                         }
  45                 }
  46                 p_notify("");
  47         }
  48 }
  49
  50 function filterlist_callback() {
  51         var container = document.getElementById('prefContent');
  52         if (xmlhttp.readyState == 4) {
  53
  54                 container.innerHTML=xmlhttp.responseText;
  55
  56                 if (active_filter) {
  57                         var row = document.getElementById("FILRR-" + active_filter);
  58                         if (row) {
  59                                 if (!row.className.match("Selected")) {
  60                                         row.className = row.className + "Selected";
  61                                 }
  62                         }
  63                         var checkbox = document.getElementById("FICHK-" + active_filter);
  64
  65                         if (checkbox) {
  66                                 checkbox.checked = true;
  67                         }
  68                 }
  69                 p_notify("");
  70         }
  71 }
  72
  73 function labellist_callback() {
  74         var container = document.getElementById('prefContent');
  75         if (xmlhttp.readyState == 4) {
  76                 container.innerHTML=xmlhttp.responseText;
  77
  78                 if (active_label) {
  79                         var row = document.getElementById("LILRR-" + active_label);
  80                         if (row) {
  81                                 if (!row.className.match("Selected")) {
  82                                         row.className = row.className + "Selected";
  83                                 }
  84                         }
  85                         var checkbox = document.getElementById("LICHK-" + active_label);
  86
  87                         if (checkbox) {
  88                                 checkbox.checked = true;
  89                         }
  90                 }
  91                 p_notify("");
  92         }
  93 }
  94
  95 function userlist_callback() {
  96         var container = document.getElementById('prefContent');
  97         if (xmlhttp.readyState == 4) {
  98                 container.innerHTML=xmlhttp.responseText;
  99
 100                 if (active_user) {
 101                         var row = document.getElementById("UMRR-" + active_user);
 102                         if (row) {
 103                                 if (!row.className.match("Selected")) {
 104                                         row.className = row.className + "Selected";
 105                                 }
 106                         }
 107                         var checkbox = document.getElementById("UMCHK-" + active_user);
 108
 109                         if (checkbox) {
 110                                 checkbox.checked = true;
 111                         }
 112                 }
 113
 114                 p_notify("");
 115         }
 116 }
 117
 118 function infobox_callback() {
 119         if (xmlhttp.readyState == 4) {
 120                 var box = document.getElementById('infoBox');
 121                 var shadow = document.getElementById('infoBoxShadow');
 122
 123                 if (box) {
 124                         box.innerHTML=xmlhttp.responseText;
 125                         if (shadow) {
 126                                 shadow.style.display = "block";
 127                         } else {
 128                                 box.style.display = "block";
 129                         }
 130                 }
 131         }
 132 }
 133
 134
 135 function prefslist_callback() {
 136         var container = document.getElementById('prefContent');
 137         if (xmlhttp.readyState == 4) {
 138
 139                 container.innerHTML=xmlhttp.responseText;
 140
 141                 p_notify("");
 142         }
 143 }
 144
 145 function gethelp_callback() {
 146         var container = document.getElementById('prefHelpBox');
 147         if (xmlhttp.readyState == 4) {
 148
 149                 container.innerHTML = xmlhttp.responseText;
 150                 container.style.display = "block";
 151
 152         }
 153 }
 154
 155
 156 function notify_callback() {
 157         var container = document.getElementById('notify');
 158         if (xmlhttp.readyState == 4) {
 159                 container.innerHTML=xmlhttp.responseText;
 160         }
 161 }
 162
 163 function updateFeedList(sort_key) {
 164
 165         if (!xmlhttp_ready(xmlhttp)) {
 166                 printLockingError();
 167                 return
 168         }
 169
 170 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 171
 172         p_notify("Loading, please wait...");
 173
 174         var feed_search = document.getElementById("feed_search");
 175         var search = "";
 176         if (feed_search) { search = feed_search.value; }
 177
 178         xmlhttp.open("GET", "backend.php?op=pref-feeds" +
 179                 "&sort=" + param_escape(sort_key) +
 180                 "&search=" + param_escape(search), true);
 181         xmlhttp.onreadystatechange=feedlist_callback;
 182         xmlhttp.send(null);
 183
 184 }
 185
 186 function updateUsersList() {
 187
 188         if (!xmlhttp_ready(xmlhttp)) {
 189                 printLockingError();
 190                 return
 191         }
 192
 193 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 194
 195         p_notify("Loading, please wait...");
 196
 197         xmlhttp.open("GET", "backend.php?op=pref-users", true);
 198         xmlhttp.onreadystatechange=userlist_callback;
 199         xmlhttp.send(null);
 200
 201 }
 202
 203 function addLabel() {
 204
 205         if (!xmlhttp_ready(xmlhttp)) {
 206                 printLockingError();
 207                 return
 208         }
 209
 210         var sqlexp = document.getElementById("ladd_expr");
 211
 212         if (sqlexp.value.length == 0) {
 213                 notify("Missing SQL expression.");
 214         } else {
 215                 notify("Adding label...");
 216
 217                 xmlhttp.open("GET", "backend.php?op=pref-labels&subop=add&exp=" +
 218                         param_escape(sqlexp.value), true);
 219
 220                 xmlhttp.onreadystatechange=labellist_callback;
 221                 xmlhttp.send(null);
 222
 223                 sqlexp.value = "";
 224         }
 225
 226 }
 227
 228 function addFilter() {
 229
 230         if (!xmlhttp_ready(xmlhttp)) {
 231                 printLockingError();
 232                 return
 233         }
 234
 235         var regexp = document.getElementById("fadd_regexp");
 236         var match = document.getElementById("fadd_match");
 237         var feed = document.getElementById("fadd_feed");
 238         var action = document.getElementById("fadd_action");
 239
 240         if (regexp.value.length == 0) {
 241                 notify("Missing filter expression.");
 242         } else {
 243                 notify("Adding filter...");
 244
 245                 var v_match = match[match.selectedIndex].text;
 246                 var feed_id = feed[feed.selectedIndex].id;
 247                 var action_id = action[action.selectedIndex].id;
 248
 249                 xmlhttp.open("GET", "backend.php?op=pref-filters&subop=add&regexp=" +
 250                         param_escape(regexp.value) + "&match=" + v_match +
 251                         "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 252
 253                 xmlhttp.onreadystatechange=filterlist_callback;
 254                 xmlhttp.send(null);
 255
 256                 regexp.value = "";
 257         }
 258
 259 }
 260
 261 function addFeed() {
 262
 263         if (!xmlhttp_ready(xmlhttp)) {
 264                 printLockingError();
 265                 return
 266         }
 267
 268         var link = document.getElementById("fadd_link");
 269
 270         if (link.value.length == 0) {
 271                 notify("Missing feed URL.");
 272         } else {
 273                 notify("Adding feed...");
 274
 275                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&link=" +
 276                         param_escape(link.value), true);
 277                 xmlhttp.onreadystatechange=feedlist_callback;
 278                 xmlhttp.send(null);
 279
 280                 link.value = "";
 281
 282         }
 283
 284 }
 285
 286 function addFeedCat() {
 287
 288         if (!xmlhttp_ready(xmlhttp)) {
 289                 printLockingError();
 290                 return
 291         }
 292
 293         var cat = document.getElementById("fadd_cat");
 294
 295         if (cat.value.length == 0) {
 296                 notify("Missing feed category.");
 297         } else {
 298                 notify("Adding feed category...");
 299
 300                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=addCat&cat=" +
 301                         param_escape(cat.value), true);
 302                 xmlhttp.onreadystatechange=feedlist_callback;
 303                 xmlhttp.send(null);
 304
 305                 link.value = "";
 306
 307         }
 308
 309 }
 310 function addUser() {
 311
 312         if (!xmlhttp_ready(xmlhttp)) {
 313                 printLockingError();
 314                 return
 315         }
 316
 317         var sqlexp = document.getElementById("uadd_box");
 318
 319         if (sqlexp.value.length == 0) {
 320                 notify("Missing user login.");
 321         } else {
 322                 notify("Adding user...");
 323
 324                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=add&login=" +
 325                         param_escape(sqlexp.value), true);
 326
 327                 xmlhttp.onreadystatechange=userlist_callback;
 328                 xmlhttp.send(null);
 329
 330                 sqlexp.value = "";
 331         }
 332
 333 }
 334
 335 function editLabel(id) {
 336
 337         if (!xmlhttp_ready(xmlhttp)) {
 338                 printLockingError();
 339                 return
 340         }
 341
 342         active_label = id;
 343
 344         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=edit&id=" +
 345                 param_escape(id), true);
 346         xmlhttp.onreadystatechange=labellist_callback;
 347         xmlhttp.send(null);
 348
 349 }
 350
 351 function editUser(id) {
 352
 353         if (!xmlhttp_ready(xmlhttp)) {
 354                 printLockingError();
 355                 return
 356         }
 357
 358         active_user = id;
 359
 360         xmlhttp.open("GET", "backend.php?op=pref-users&subop=edit&id=" +
 361                 param_escape(id), true);
 362         xmlhttp.onreadystatechange=userlist_callback;
 363         xmlhttp.send(null);
 364
 365 }
 366
 367 function editFilter(id) {
 368
 369         if (!xmlhttp_ready(xmlhttp)) {
 370                 printLockingError();
 371                 return
 372         }
 373
 374         active_filter = id;
 375
 376         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=edit&id=" +
 377                 param_escape(id), true);
 378         xmlhttp.onreadystatechange=filterlist_callback;
 379         xmlhttp.send(null);
 380
 381 }
 382
 383 function editFeed(feed) {
 384
 385 //      notify("Editing feed...");
 386
 387         if (!xmlhttp_ready(xmlhttp)) {
 388                 printLockingError();
 389                 return
 390         }
 391
 392         active_feed = feed;
 393
 394 /*      xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=edit&id=" +
 395                 param_escape(feed), true);
 396         xmlhttp.onreadystatechange=feedlist_callback;
 397         xmlhttp.send(null); */
 398
 399         selectTableRowsByIdPrefix('prefFeedList', 'FEEDR-', 'FRCHK-', false);
 400         selectTableRowsByIdPrefix('prefFeedList', 'FEEDR-'+feed, 'FRCHK-'+feed, true);
 401
 402         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editfeed&id=" +
 403                 param_escape(active_feed), true);
 404
 405         xmlhttp.onreadystatechange=infobox_callback;
 406         xmlhttp.send(null);
 407
 408 }
 409
 410 function editFeedCat(cat) {
 411
 412         if (!xmlhttp_ready(xmlhttp)) {
 413                 printLockingError();
 414                 return
 415         }
 416
 417         active_feed_cat = cat;
 418
 419         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCat&id=" +
 420                 param_escape(cat), true);
 421         xmlhttp.onreadystatechange=feedlist_callback;
 422         xmlhttp.send(null);
 423
 424 }
 425
 426 function getSelectedLabels() {
 427         return getSelectedTableRowIds("prefLabelList", "LILRR");
 428 }
 429
 430 function getSelectedUsers() {
 431         return getSelectedTableRowIds("prefUserList", "UMRR");
 432 }
 433
 434 function getSelectedFeeds() {
 435         return getSelectedTableRowIds("prefFeedList", "FEEDR");
 436 }
 437
 438 function getSelectedFilters() {
 439         return getSelectedTableRowIds("prefFilterList", "FILRR");
 440 }
 441
 442 function getSelectedFeedCats() {
 443         return getSelectedTableRowIds("prefFeedCatList", "FCATR");
 444 }
 445
 446
 447 function readSelectedFeeds(read) {
 448
 449         if (!xmlhttp_ready(xmlhttp)) {
 450                 printLockingError();
 451                 return
 452         }
 453
 454         var sel_rows = getSelectedFeeds();
 455
 456         if (sel_rows.length > 0) {
 457
 458                 if (!read) {
 459                         op = "unread";
 460                 } else {
 461                         op = "read";
 462                 }
 463
 464                 notify("Marking selected feeds as " + op + "...");
 465
 466                 xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=" + op + "&ids="+
 467                         param_escape(sel_rows.toString()), true);
 468                 xmlhttp.onreadystatechange=notify_callback;
 469                 xmlhttp.send(null);
 470
 471         } else {
 472
 473                 notify("Please select some feeds first.");
 474
 475         }
 476 }
 477
 478 function removeSelectedLabels() {
 479
 480         if (!xmlhttp_ready(xmlhttp)) {
 481                 printLockingError();
 482                 return
 483         }
 484
 485         var sel_rows = getSelectedLabels();
 486
 487         if (sel_rows.length > 0) {
 488
 489                 notify("Removing selected labels...");
 490
 491                 xmlhttp.open("GET", "backend.php?op=pref-labels&subop=remove&ids="+
 492                         param_escape(sel_rows.toString()), true);
 493                 xmlhttp.onreadystatechange=labellist_callback;
 494                 xmlhttp.send(null);
 495
 496         } else {
 497                 notify("Please select some labels first.");
 498         }
 499 }
 500
 501 function removeSelectedUsers() {
 502
 503         if (!xmlhttp_ready(xmlhttp)) {
 504                 printLockingError();
 505                 return
 506         }
 507
 508         var sel_rows = getSelectedUsers();
 509
 510         if (sel_rows.length > 0) {
 511
 512                 notify("Removing selected users...");
 513
 514                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=remove&ids="+
 515                         param_escape(sel_rows.toString()), true);
 516                 xmlhttp.onreadystatechange=userlist_callback;
 517                 xmlhttp.send(null);
 518
 519         } else {
 520                 notify("Please select some labels first.");
 521         }
 522 }
 523
 524 function removeSelectedFilters() {
 525
 526         if (!xmlhttp_ready(xmlhttp)) {
 527                 printLockingError();
 528                 return
 529         }
 530
 531         var sel_rows = getSelectedFilters();
 532
 533         if (sel_rows.length > 0) {
 534
 535                 notify("Removing selected filters...");
 536
 537                 xmlhttp.open("GET", "backend.php?op=pref-filters&subop=remove&ids="+
 538                         param_escape(sel_rows.toString()), true);
 539                 xmlhttp.onreadystatechange=filterlist_callback;
 540                 xmlhttp.send(null);
 541
 542         } else {
 543                 notify("Please select some filters first.");
 544         }
 545 }
 546
 547
 548 function removeSelectedFeeds() {
 549
 550         if (!xmlhttp_ready(xmlhttp)) {
 551                 printLockingError();
 552                 return
 553         }
 554
 555         var sel_rows = getSelectedFeeds();
 556
 557         if (sel_rows.length > 0) {
 558
 559                 notify("Removing selected feeds...");
 560
 561                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 562                         param_escape(sel_rows.toString()), true);
 563                 xmlhttp.onreadystatechange=feedlist_callback;
 564                 xmlhttp.send(null);
 565
 566         } else {
 567
 568                 notify("Please select some feeds first.");
 569
 570         }
 571
 572 }
 573
 574 function removeSelectedFeedCats() {
 575
 576         if (!xmlhttp_ready(xmlhttp)) {
 577                 printLockingError();
 578                 return
 579         }
 580
 581         var sel_rows = getSelectedFeedCats();
 582
 583         if (sel_rows.length > 0) {
 584
 585                 notify("Removing selected categories...");
 586
 587                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=removeCats&ids="+
 588                         param_escape(sel_rows.toString()), true);
 589                 xmlhttp.onreadystatechange=feedlist_callback;
 590                 xmlhttp.send(null);
 591
 592         } else {
 593
 594                 notify("Please select some feeds first.");
 595
 596         }
 597
 598 }
 599
 600 function feedEditCancel() {
 601
 602         if (!xmlhttp_ready(xmlhttp)) {
 603                 printLockingError();
 604                 return
 605         }
 606
 607         closeInfoBox();
 608
 609         active_feed = false;
 610
 611         notify("Operation cancelled.");
 612
 613 /*      xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 614         xmlhttp.onreadystatechange=feedlist_callback;
 615         xmlhttp.send(null); */
 616
 617 }
 618
 619 function feedCatEditCancel() {
 620
 621         if (!xmlhttp_ready(xmlhttp)) {
 622                 printLockingError();
 623                 return
 624         }
 625
 626         active_feed_cat = false;
 627
 628         notify("Operation cancelled.");
 629
 630         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 631         xmlhttp.onreadystatechange=feedlist_callback;
 632         xmlhttp.send(null);
 633
 634 }
 635
 636 function feedEditSave() {
 637
 638         var feed = active_feed;
 639
 640         if (!xmlhttp_ready(xmlhttp)) {
 641                 printLockingError();
 642                 return
 643         }
 644
 645         var link = document.getElementById("iedit_link").value;
 646         var title = document.getElementById("iedit_title").value;
 647         var upd_intl = document.getElementById("iedit_updintl").value;
 648         var purge_intl = document.getElementById("iedit_purgintl").value;
 649         var fcat = document.getElementById("iedit_fcat");
 650
 651         var fcat_id = fcat[fcat.selectedIndex].id;
 652
 653 //      notify("Saving feed.");
 654
 655 /*      if (upd_intl < 0) {
 656                 notify("Update interval must be &gt;= 0 (0 = default)");
 657                 return;
 658         }
 659
 660         if (purge_intl < 0) {
 661                 notify("Purge days must be &gt;= 0 (0 = default)");
 662                 return;
 663         } */
 664
 665         if (link.length == 0) {
 666                 notify("Feed link cannot be blank.");
 667                 return;
 668         }
 669
 670         if (title.length == 0) {
 671                 notify("Feed title cannot be blank.");
 672                 return;
 673         }
 674
 675         active_feed = false;
 676
 677         notify("");
 678
 679         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editSave&id=" +
 680                 feed + "&l=" + param_escape(link) + "&t=" + param_escape(title) +
 681                 "&ui=" + param_escape(upd_intl) + "&pi=" + param_escape(purge_intl) +
 682                 "&catid=" + param_escape(fcat_id), true);
 683         xmlhttp.onreadystatechange=feedlist_callback;
 684         xmlhttp.send(null);
 685
 686 }
 687
 688 function labelTest() {
 689
 690         var sqlexp = document.getElementById("iedit_expr").value;
 691         var descr = document.getElementById("iedit_descr").value;
 692
 693         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=test&expr=" +
 694                 param_escape(sqlexp) + "&descr=" + param_escape(descr), true);
 695
 696         xmlhttp.onreadystatechange=infobox_callback;
 697         xmlhttp.send(null);
 698
 699 }
 700
 701 function displayHelpInfobox(topic_id) {
 702
 703         xmlhttp.open("GET", "backend.php?op=help&tid=" +
 704                 param_escape(topic_id) + "&noheaders=1", true);
 705
 706         xmlhttp.onreadystatechange=infobox_callback;
 707         xmlhttp.send(null);
 708
 709 }
 710
 711 function labelEditCancel() {
 712
 713         if (!xmlhttp_ready(xmlhttp)) {
 714                 printLockingError();
 715                 return
 716         }
 717
 718         active_label = false;
 719
 720         notify("Operation cancelled.");
 721
 722         xmlhttp.open("GET", "backend.php?op=pref-labels", true);
 723         xmlhttp.onreadystatechange=labellist_callback;
 724         xmlhttp.send(null);
 725
 726 }
 727
 728 function userEditCancel() {
 729
 730         if (!xmlhttp_ready(xmlhttp)) {
 731                 printLockingError();
 732                 return
 733         }
 734
 735         active_user = false;
 736
 737         notify("Operation cancelled.");
 738
 739         xmlhttp.open("GET", "backend.php?op=pref-users", true);
 740         xmlhttp.onreadystatechange=userlist_callback;
 741         xmlhttp.send(null);
 742
 743 }
 744
 745 function filterEditCancel() {
 746
 747         if (!xmlhttp_ready(xmlhttp)) {
 748                 printLockingError();
 749                 return
 750         }
 751
 752         active_filter = false;
 753
 754         notify("Operation cancelled.");
 755
 756         xmlhttp.open("GET", "backend.php?op=pref-filters", true);
 757         xmlhttp.onreadystatechange=filterlist_callback;
 758         xmlhttp.send(null);
 759
 760 }
 761
 762 function labelEditSave() {
 763
 764         var label = active_label;
 765
 766         if (!xmlhttp_ready(xmlhttp)) {
 767                 printLockingError();
 768                 return
 769         }
 770
 771         var sqlexp = document.getElementById("iedit_expr").value;
 772         var descr = document.getElementById("iedit_descr").value;
 773
 774 //      notify("Saving label " + sqlexp + ": " + descr);
 775
 776         if (sqlexp.length == 0) {
 777                 notify("SQL expression cannot be blank.");
 778                 return;
 779         }
 780
 781         if (descr.length == 0) {
 782                 notify("Caption cannot be blank.");
 783                 return;
 784         }
 785
 786         notify("");
 787
 788         active_label = false;
 789
 790         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=editSave&id=" +
 791                 label + "&s=" + param_escape(sqlexp) + "&d=" + param_escape(descr),
 792                 true);
 793
 794         xmlhttp.onreadystatechange=labellist_callback;
 795         xmlhttp.send(null);
 796
 797 }
 798
 799 function userEditSave() {
 800
 801         var user = active_user;
 802
 803         if (!xmlhttp_ready(xmlhttp)) {
 804                 printLockingError();
 805                 return
 806         }
 807
 808         var login = document.getElementById("iedit_ulogin").value;
 809         var level = document.getElementById("iedit_ulevel").value;
 810
 811         if (login.length == 0) {
 812                 notify("Login cannot be blank.");
 813                 return;
 814         }
 815
 816         if (level.length == 0) {
 817                 notify("User level cannot be blank.");
 818                 return;
 819         }
 820
 821         active_user = false;
 822
 823         notify("");
 824
 825         xmlhttp.open("GET", "backend.php?op=pref-users&subop=editSave&id=" +
 826                 user + "&l=" + param_escape(login) + "&al=" + param_escape(level),
 827                 true);
 828
 829         xmlhttp.onreadystatechange=userlist_callback;
 830         xmlhttp.send(null);
 831
 832 }
 833
 834
 835 function filterEditSave() {
 836
 837         var filter = active_filter;
 838
 839         if (!xmlhttp_ready(xmlhttp)) {
 840                 printLockingError();
 841                 return
 842         }
 843
 844         var regexp = document.getElementById("iedit_regexp").value;
 845         var descr = document.getElementById("iedit_descr").value;
 846         var match = document.getElementById("iedit_match");
 847
 848         var v_match = match[match.selectedIndex].text;
 849
 850         var feed = document.getElementById("iedit_feed");
 851         var feed_id = feed[feed.selectedIndex].id;
 852
 853         var action = document.getElementById("iedit_filter_action");
 854         var action_id = action[action.selectedIndex].id;
 855
 856 //      notify("Saving filter " + filter + ": " + regexp + ", " + descr + ", " + match);
 857
 858         if (regexp.length == 0) {
 859                 notify("Filter expression cannot be blank.");
 860                 return;
 861         }
 862
 863         active_filter = false;
 864
 865         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=editSave&id=" +
 866                 filter + "&r=" + param_escape(regexp) + "&d=" + param_escape(descr) +
 867                 "&m=" + param_escape(v_match) + "&fid=" + param_escape(feed_id) +
 868                 "&aid=" + param_escape(action_id), true);
 869
 870         notify("");
 871
 872         xmlhttp.onreadystatechange=filterlist_callback;
 873         xmlhttp.send(null);
 874
 875 }
 876
 877 function editSelectedLabel() {
 878         var rows = getSelectedLabels();
 879
 880         if (rows.length == 0) {
 881                 notify("No labels are selected.");
 882                 return;
 883         }
 884
 885         if (rows.length > 1) {
 886                 notify("Please select one label.");
 887                 return;
 888         }
 889
 890         notify("");
 891
 892         editLabel(rows[0]);
 893
 894 }
 895
 896 function editSelectedUser() {
 897         var rows = getSelectedUsers();
 898
 899         if (rows.length == 0) {
 900                 notify("No users are selected.");
 901                 return;
 902         }
 903
 904         if (rows.length > 1) {
 905                 notify("Please select one user.");
 906                 return;
 907         }
 908
 909         notify("");
 910
 911         editUser(rows[0]);
 912 }
 913
 914 function resetSelectedUserPass() {
 915         var rows = getSelectedUsers();
 916
 917         if (rows.length == 0) {
 918                 notify("No users are selected.");
 919                 return;
 920         }
 921
 922         if (rows.length > 1) {
 923                 notify("Please select one user.");
 924                 return;
 925         }
 926
 927         notify("Resetting password for selected user...");
 928
 929         var id = rows[0];
 930
 931         xmlhttp.open("GET", "backend.php?op=pref-users&subop=resetPass&id=" +
 932                 param_escape(id), true);
 933         xmlhttp.onreadystatechange=userlist_callback;
 934         xmlhttp.send(null);
 935
 936 }
 937
 938 function selectedUserDetails() {
 939
 940         if (!xmlhttp_ready(xmlhttp)) {
 941                 printLockingError();
 942                 return
 943         }
 944
 945         var rows = getSelectedUsers();
 946
 947         if (rows.length == 0) {
 948                 notify("No users are selected.");
 949                 return;
 950         }
 951
 952         if (rows.length > 1) {
 953                 notify("Please select one user.");
 954                 return;
 955         }
 956
 957         var id = rows[0];
 958
 959         notify("");
 960
 961         xmlhttp.open("GET", "backend.php?op=user-details&id=" + id, true);
 962         xmlhttp.onreadystatechange=infobox_callback;
 963         xmlhttp.send(null);
 964
 965 }
 966
 967 function selectedFeedDetails() {
 968
 969         if (!xmlhttp_ready(xmlhttp)) {
 970                 printLockingError();
 971                 return
 972         }
 973
 974         var rows = getSelectedFeeds();
 975
 976         if (rows.length == 0) {
 977                 notify("No feeds are selected.");
 978                 return;
 979         }
 980
 981         if (rows.length > 1) {
 982                 notify("Please select one feed.");
 983                 return;
 984         }
 985
 986         var id = rows[0];
 987
 988         notify("");
 989
 990         xmlhttp.open("GET", "backend.php?op=feed-details&id=" + id, true);
 991         xmlhttp.onreadystatechange=infobox_callback;
 992         xmlhttp.send(null);
 993
 994 }
 995
 996 function editSelectedFilter() {
 997         var rows = getSelectedFilters();
 998
 999         if (rows.length == 0) {
1000                 notify("No filters are selected.");
1001                 return;
1002         }
1003
1004         if (rows.length > 1) {
1005                 notify("Please select one filter.");
1006                 return;
1007         }
1008
1009         notify("");
1010
1011         editFilter(rows[0]);
1012
1013 }
1014
1015
1016 function editSelectedFeed() {
1017         var rows = getSelectedFeeds();
1018
1019         if (rows.length == 0) {
1020                 notify("No feeds are selected.");
1021                 return;
1022         }
1023
1024         if (rows.length > 1) {
1025                 notify("Please select one feed.");
1026                 return;
1027         }
1028
1029         notify("");
1030
1031         editFeed(rows[0]);
1032
1033 }
1034
1035 function editSelectedFeedCat() {
1036         var rows = getSelectedFeedCats();
1037
1038         if (rows.length == 0) {
1039                 notify("No categories are selected.");
1040                 return;
1041         }
1042
1043         if (rows.length > 1) {
1044                 notify("Please select one category.");
1045                 return;
1046         }
1047
1048         notify("");
1049
1050         editFeedCat(rows[0]);
1051
1052 }
1053
1054 function localPiggieFunction(enable) {
1055         if (enable) {
1056                 piggie.style.display = "block";
1057                 seq = "";
1058                 notify("I loveded it!!!");
1059         } else {
1060                 piggie.style.display = "none";
1061                 notify("");
1062         }
1063 }
1064
1065 function validateOpmlImport() {
1066
1067         var opml_file = document.getElementById("opml_file");
1068
1069         if (opml_file.value.length == 0) {
1070                 notify("Please select OPML file to upload.");
1071                 return false;
1072         } else {
1073                 return true;
1074         }
1075 }
1076
1077 function updateFilterList() {
1078
1079         if (!xmlhttp_ready(xmlhttp)) {
1080                 printLockingError();
1081                 return
1082         }
1083
1084 //      document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
1085
1086         p_notify("Loading, please wait...");
1087
1088         xmlhttp.open("GET", "backend.php?op=pref-filters", true);
1089         xmlhttp.onreadystatechange=filterlist_callback;
1090         xmlhttp.send(null);
1091
1092 }
1093
1094 function updateLabelList() {
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", true);
1106         xmlhttp.onreadystatechange=labellist_callback;
1107         xmlhttp.send(null);
1108 }
1109
1110 function updatePrefsList() {
1111
1112         if (!xmlhttp_ready(xmlhttp)) {
1113                 printLockingError();
1114                 return
1115         }
1116
1117         p_notify("Loading, please wait...");
1118
1119         xmlhttp.open("GET", "backend.php?op=pref-prefs", true);
1120         xmlhttp.onreadystatechange=prefslist_callback;
1121         xmlhttp.send(null);
1122
1123 }
1124
1125 function selectTab(id) {
1126
1127         if (!xmlhttp_ready(xmlhttp)) {
1128                 printLockingError();
1129                 return
1130         }
1131
1132         if (id == "feedConfig") {
1133                 updateFeedList();
1134         } else if (id == "filterConfig") {
1135                 updateFilterList();
1136         } else if (id == "labelConfig") {
1137                 updateLabelList();
1138         } else if (id == "genConfig") {
1139                 updatePrefsList();
1140         } else if (id == "userConfig") {
1141                 updateUsersList();
1142         }
1143
1144         var tab = document.getElementById(active_tab + "Tab");
1145
1146         if (tab) {
1147                 if (tab.className.match("Selected")) {
1148                         tab.className = "prefsTab";
1149                 }
1150         }
1151
1152         tab = document.getElementById(id + "Tab");
1153
1154         if (tab) {
1155                 if (!tab.className.match("Selected")) {
1156                         tab.className = tab.className + "Selected";
1157                 }
1158         }
1159
1160         active_tab = id;
1161
1162 }
1163
1164 function init() {
1165
1166         try {
1167
1168                 // IE kludge
1169                 if (!xmlhttp) {
1170                         document.getElementById("prefContent").innerHTML =
1171                                 "<b>Fatal error:</b> This program needs XmlHttpRequest " +
1172                                 "to function properly. Your browser doesn't seem to support it.";
1173                         return;
1174                 }
1175
1176                 selectTab("genConfig");
1177
1178                 document.onkeydown = hotkey_handler;
1179                 notify("");
1180         } catch (e) {
1181                 exception_error("init", e);
1182         }
1183 }
1184
1185 function closeInfoBox() {
1186         var box = document.getElementById('infoBox');
1187         var shadow = document.getElementById('infoBoxShadow');
1188
1189         if (shadow) {
1190                 shadow.style.display = "none";
1191         } else if (box) {
1192                 box.style.display = "none";
1193         }
1194 }
1195
1196 function categorizeSelectedFeeds() {
1197
1198         if (!xmlhttp_ready(xmlhttp)) {
1199                 printLockingError();
1200                 return
1201         }
1202
1203         var sel_rows = getSelectedFeeds();
1204
1205         var cat_sel = document.getElementById("sfeed_set_fcat");
1206         var cat_id = cat_sel[cat_sel.selectedIndex].id;
1207
1208         if (sel_rows.length > 0) {
1209
1210                 notify("Changing category of selected feeds...");
1211
1212                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=categorize&ids="+
1213                         param_escape(sel_rows.toString()) + "&cat_id=" + param_escape(cat_id), true);
1214                 xmlhttp.onreadystatechange=feedlist_callback;
1215                 xmlhttp.send(null);
1216
1217         } else {
1218
1219                 notify("Please select some feeds first.");
1220
1221         }
1222
1223 }