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         xmlhttp.open("GET", "backend.php?op=pref-feeds" +
 175                 "&sort=" + param_escape(sort_key), true);
 176         xmlhttp.onreadystatechange=feedlist_callback;
 177         xmlhttp.send(null);
 178
 179 }
 180
 181 function updateUsersList() {
 182
 183         if (!xmlhttp_ready(xmlhttp)) {
 184                 printLockingError();
 185                 return
 186         }
 187
 188 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 189
 190         p_notify("Loading, please wait...");
 191
 192         xmlhttp.open("GET", "backend.php?op=pref-users", true);
 193         xmlhttp.onreadystatechange=userlist_callback;
 194         xmlhttp.send(null);
 195
 196 }
 197
 198 function addLabel() {
 199
 200         if (!xmlhttp_ready(xmlhttp)) {
 201                 printLockingError();
 202                 return
 203         }
 204
 205         var sqlexp = document.getElementById("ladd_expr");
 206
 207         if (sqlexp.value.length == 0) {
 208                 notify("Missing SQL expression.");
 209         } else {
 210                 notify("Adding label...");
 211
 212                 xmlhttp.open("GET", "backend.php?op=pref-labels&subop=add&exp=" +
 213                         param_escape(sqlexp.value), true);
 214
 215                 xmlhttp.onreadystatechange=labellist_callback;
 216                 xmlhttp.send(null);
 217
 218                 sqlexp.value = "";
 219         }
 220
 221 }
 222
 223 function addFilter() {
 224
 225         if (!xmlhttp_ready(xmlhttp)) {
 226                 printLockingError();
 227                 return
 228         }
 229
 230         var regexp = document.getElementById("fadd_regexp");
 231         var match = document.getElementById("fadd_match");
 232         var feed = document.getElementById("fadd_feed");
 233
 234         if (regexp.value.length == 0) {
 235                 notify("Missing filter expression.");
 236         } else {
 237                 notify("Adding filter...");
 238
 239                 var v_match = match[match.selectedIndex].text;
 240
 241                 var feed_id = feed[feed.selectedIndex].id;
 242
 243                 xmlhttp.open("GET", "backend.php?op=pref-filters&subop=add&regexp=" +
 244                         param_escape(regexp.value) + "&match=" + v_match +
 245                         "&fid=" + param_escape(feed_id), true);
 246
 247                 xmlhttp.onreadystatechange=filterlist_callback;
 248                 xmlhttp.send(null);
 249
 250                 regexp.value = "";
 251         }
 252
 253 }
 254
 255 function addFeed() {
 256
 257         if (!xmlhttp_ready(xmlhttp)) {
 258                 printLockingError();
 259                 return
 260         }
 261
 262         var link = document.getElementById("fadd_link");
 263
 264         if (link.value.length == 0) {
 265                 notify("Missing feed URL.");
 266         } else {
 267                 notify("Adding feed...");
 268
 269                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&link=" +
 270                         param_escape(link.value), true);
 271                 xmlhttp.onreadystatechange=feedlist_callback;
 272                 xmlhttp.send(null);
 273
 274                 link.value = "";
 275
 276         }
 277
 278 }
 279
 280 function addFeedCat() {
 281
 282         if (!xmlhttp_ready(xmlhttp)) {
 283                 printLockingError();
 284                 return
 285         }
 286
 287         var cat = document.getElementById("fadd_cat");
 288
 289         if (cat.value.length == 0) {
 290                 notify("Missing feed category.");
 291         } else {
 292                 notify("Adding feed category...");
 293
 294                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=addCat&cat=" +
 295                         param_escape(cat.value), true);
 296                 xmlhttp.onreadystatechange=feedlist_callback;
 297                 xmlhttp.send(null);
 298
 299                 link.value = "";
 300
 301         }
 302
 303 }
 304 function addUser() {
 305
 306         if (!xmlhttp_ready(xmlhttp)) {
 307                 printLockingError();
 308                 return
 309         }
 310
 311         var sqlexp = document.getElementById("uadd_box");
 312
 313         if (sqlexp.value.length == 0) {
 314                 notify("Missing user login.");
 315         } else {
 316                 notify("Adding user...");
 317
 318                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=add&login=" +
 319                         param_escape(sqlexp.value), true);
 320
 321                 xmlhttp.onreadystatechange=userlist_callback;
 322                 xmlhttp.send(null);
 323
 324                 sqlexp.value = "";
 325         }
 326
 327 }
 328
 329 function editLabel(id) {
 330
 331         if (!xmlhttp_ready(xmlhttp)) {
 332                 printLockingError();
 333                 return
 334         }
 335
 336         active_label = id;
 337
 338         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=edit&id=" +
 339                 param_escape(id), true);
 340         xmlhttp.onreadystatechange=labellist_callback;
 341         xmlhttp.send(null);
 342
 343 }
 344
 345 function editUser(id) {
 346
 347         if (!xmlhttp_ready(xmlhttp)) {
 348                 printLockingError();
 349                 return
 350         }
 351
 352         active_user = id;
 353
 354         xmlhttp.open("GET", "backend.php?op=pref-users&subop=edit&id=" +
 355                 param_escape(id), true);
 356         xmlhttp.onreadystatechange=userlist_callback;
 357         xmlhttp.send(null);
 358
 359 }
 360
 361 function editFilter(id) {
 362
 363         if (!xmlhttp_ready(xmlhttp)) {
 364                 printLockingError();
 365                 return
 366         }
 367
 368         active_filter = id;
 369
 370         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=edit&id=" +
 371                 param_escape(id), true);
 372         xmlhttp.onreadystatechange=filterlist_callback;
 373         xmlhttp.send(null);
 374
 375 }
 376
 377 function editFeed(feed) {
 378
 379 //      notify("Editing feed...");
 380
 381         if (!xmlhttp_ready(xmlhttp)) {
 382                 printLockingError();
 383                 return
 384         }
 385
 386         active_feed = feed;
 387
 388         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=edit&id=" +
 389                 param_escape(feed), true);
 390         xmlhttp.onreadystatechange=feedlist_callback;
 391         xmlhttp.send(null);
 392
 393 }
 394
 395 function editFeedCat(cat) {
 396
 397         if (!xmlhttp_ready(xmlhttp)) {
 398                 printLockingError();
 399                 return
 400         }
 401
 402         active_feed_cat = cat;
 403
 404         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCat&id=" +
 405                 param_escape(cat), true);
 406         xmlhttp.onreadystatechange=feedlist_callback;
 407         xmlhttp.send(null);
 408
 409 }
 410
 411 function getSelectedLabels() {
 412         return getSelectedTableRowIds("prefLabelList", "LILRR");
 413 }
 414
 415 function getSelectedUsers() {
 416         return getSelectedTableRowIds("prefUserList", "UMRR");
 417 }
 418
 419 function getSelectedFeeds() {
 420         return getSelectedTableRowIds("prefFeedList", "FEEDR");
 421 }
 422
 423 function getSelectedFilters() {
 424         return getSelectedTableRowIds("prefFilterList", "FILRR");
 425 }
 426
 427 function getSelectedFeedCats() {
 428         return getSelectedTableRowIds("prefFeedCatList", "FCATR");
 429 }
 430
 431
 432 function readSelectedFeeds(read) {
 433
 434         if (!xmlhttp_ready(xmlhttp)) {
 435                 printLockingError();
 436                 return
 437         }
 438
 439         var sel_rows = getSelectedFeeds();
 440
 441         if (sel_rows.length > 0) {
 442
 443                 if (!read) {
 444                         op = "unread";
 445                 } else {
 446                         op = "read";
 447                 }
 448
 449                 notify("Marking selected feeds as " + op + "...");
 450
 451                 xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=" + op + "&ids="+
 452                         param_escape(sel_rows.toString()), true);
 453                 xmlhttp.onreadystatechange=notify_callback;
 454                 xmlhttp.send(null);
 455
 456         } else {
 457
 458                 notify("Please select some feeds first.");
 459
 460         }
 461 }
 462
 463 function removeSelectedLabels() {
 464
 465         if (!xmlhttp_ready(xmlhttp)) {
 466                 printLockingError();
 467                 return
 468         }
 469
 470         var sel_rows = getSelectedLabels();
 471
 472         if (sel_rows.length > 0) {
 473
 474                 notify("Removing selected labels...");
 475
 476                 xmlhttp.open("GET", "backend.php?op=pref-labels&subop=remove&ids="+
 477                         param_escape(sel_rows.toString()), true);
 478                 xmlhttp.onreadystatechange=labellist_callback;
 479                 xmlhttp.send(null);
 480
 481         } else {
 482                 notify("Please select some labels first.");
 483         }
 484 }
 485
 486 function removeSelectedUsers() {
 487
 488         if (!xmlhttp_ready(xmlhttp)) {
 489                 printLockingError();
 490                 return
 491         }
 492
 493         var sel_rows = getSelectedUsers();
 494
 495         if (sel_rows.length > 0) {
 496
 497                 notify("Removing selected users...");
 498
 499                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=remove&ids="+
 500                         param_escape(sel_rows.toString()), true);
 501                 xmlhttp.onreadystatechange=userlist_callback;
 502                 xmlhttp.send(null);
 503
 504         } else {
 505                 notify("Please select some labels first.");
 506         }
 507 }
 508
 509 function removeSelectedFilters() {
 510
 511         if (!xmlhttp_ready(xmlhttp)) {
 512                 printLockingError();
 513                 return
 514         }
 515
 516         var sel_rows = getSelectedFilters();
 517
 518         if (sel_rows.length > 0) {
 519
 520                 notify("Removing selected filters...");
 521
 522                 xmlhttp.open("GET", "backend.php?op=pref-filters&subop=remove&ids="+
 523                         param_escape(sel_rows.toString()), true);
 524                 xmlhttp.onreadystatechange=filterlist_callback;
 525                 xmlhttp.send(null);
 526
 527         } else {
 528                 notify("Please select some filters first.");
 529         }
 530 }
 531
 532
 533 function removeSelectedFeeds() {
 534
 535         if (!xmlhttp_ready(xmlhttp)) {
 536                 printLockingError();
 537                 return
 538         }
 539
 540         var sel_rows = getSelectedFeeds();
 541
 542         if (sel_rows.length > 0) {
 543
 544                 notify("Removing selected feeds...");
 545
 546                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 547                         param_escape(sel_rows.toString()), true);
 548                 xmlhttp.onreadystatechange=feedlist_callback;
 549                 xmlhttp.send(null);
 550
 551         } else {
 552
 553                 notify("Please select some feeds first.");
 554
 555         }
 556
 557 }
 558
 559 function removeSelectedFeedCats() {
 560
 561         if (!xmlhttp_ready(xmlhttp)) {
 562                 printLockingError();
 563                 return
 564         }
 565
 566         var sel_rows = getSelectedFeedCats();
 567
 568         if (sel_rows.length > 0) {
 569
 570                 notify("Removing selected categories...");
 571
 572                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=removeCats&ids="+
 573                         param_escape(sel_rows.toString()), true);
 574                 xmlhttp.onreadystatechange=feedlist_callback;
 575                 xmlhttp.send(null);
 576
 577         } else {
 578
 579                 notify("Please select some feeds first.");
 580
 581         }
 582
 583 }
 584
 585 function feedEditCancel() {
 586
 587         if (!xmlhttp_ready(xmlhttp)) {
 588                 printLockingError();
 589                 return
 590         }
 591
 592         active_feed = false;
 593
 594         notify("Operation cancelled.");
 595
 596         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 597         xmlhttp.onreadystatechange=feedlist_callback;
 598         xmlhttp.send(null);
 599
 600 }
 601
 602 function feedCatEditCancel() {
 603
 604         if (!xmlhttp_ready(xmlhttp)) {
 605                 printLockingError();
 606                 return
 607         }
 608
 609         active_feed_cat = 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 feedEditSave() {
 620
 621         var feed = active_feed;
 622
 623         if (!xmlhttp_ready(xmlhttp)) {
 624                 printLockingError();
 625                 return
 626         }
 627
 628         var link = document.getElementById("iedit_link").value;
 629         var title = document.getElementById("iedit_title").value;
 630         var upd_intl = document.getElementById("iedit_updintl").value;
 631         var purge_intl = document.getElementById("iedit_purgintl").value;
 632         var fcat = document.getElementById("iedit_fcat");
 633
 634         var fcat_id = fcat[fcat.selectedIndex].id;
 635
 636 //      notify("Saving feed.");
 637
 638 /*      if (upd_intl < 0) {
 639                 notify("Update interval must be &gt;= 0 (0 = default)");
 640                 return;
 641         }
 642
 643         if (purge_intl < 0) {
 644                 notify("Purge days must be &gt;= 0 (0 = default)");
 645                 return;
 646         } */
 647
 648         if (link.length == 0) {
 649                 notify("Feed link cannot be blank.");
 650                 return;
 651         }
 652
 653         if (title.length == 0) {
 654                 notify("Feed title cannot be blank.");
 655                 return;
 656         }
 657
 658         active_feed = false;
 659
 660         notify("");
 661
 662         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editSave&id=" +
 663                 feed + "&l=" + param_escape(link) + "&t=" + param_escape(title) +
 664                 "&ui=" + param_escape(upd_intl) + "&pi=" + param_escape(purge_intl) +
 665                 "&catid=" + param_escape(fcat_id), true);
 666         xmlhttp.onreadystatechange=feedlist_callback;
 667         xmlhttp.send(null);
 668
 669 }
 670
 671 function labelTest() {
 672
 673         var sqlexp = document.getElementById("iedit_expr").value;
 674         var descr = document.getElementById("iedit_descr").value;
 675
 676         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=test&expr=" +
 677                 param_escape(sqlexp) + "&descr=" + param_escape(descr), true);
 678
 679         xmlhttp.onreadystatechange=infobox_callback;
 680         xmlhttp.send(null);
 681
 682 }
 683
 684 function displayHelpInfobox(topic_id) {
 685
 686         xmlhttp.open("GET", "backend.php?op=help&tid=" +
 687                 param_escape(topic_id) + "&noheaders=1", true);
 688
 689         xmlhttp.onreadystatechange=infobox_callback;
 690         xmlhttp.send(null);
 691
 692 }
 693
 694 function labelEditCancel() {
 695
 696         if (!xmlhttp_ready(xmlhttp)) {
 697                 printLockingError();
 698                 return
 699         }
 700
 701         active_label = false;
 702
 703         notify("Operation cancelled.");
 704
 705         xmlhttp.open("GET", "backend.php?op=pref-labels", true);
 706         xmlhttp.onreadystatechange=labellist_callback;
 707         xmlhttp.send(null);
 708
 709 }
 710
 711 function userEditCancel() {
 712
 713         if (!xmlhttp_ready(xmlhttp)) {
 714                 printLockingError();
 715                 return
 716         }
 717
 718         active_user = false;
 719
 720         notify("Operation cancelled.");
 721
 722         xmlhttp.open("GET", "backend.php?op=pref-users", true);
 723         xmlhttp.onreadystatechange=userlist_callback;
 724         xmlhttp.send(null);
 725
 726 }
 727
 728 function filterEditCancel() {
 729
 730         if (!xmlhttp_ready(xmlhttp)) {
 731                 printLockingError();
 732                 return
 733         }
 734
 735         active_filter = false;
 736
 737         notify("Operation cancelled.");
 738
 739         xmlhttp.open("GET", "backend.php?op=pref-filters", true);
 740         xmlhttp.onreadystatechange=filterlist_callback;
 741         xmlhttp.send(null);
 742
 743 }
 744
 745 function labelEditSave() {
 746
 747         var label = active_label;
 748
 749         if (!xmlhttp_ready(xmlhttp)) {
 750                 printLockingError();
 751                 return
 752         }
 753
 754         var sqlexp = document.getElementById("iedit_expr").value;
 755         var descr = document.getElementById("iedit_descr").value;
 756
 757 //      notify("Saving label " + sqlexp + ": " + descr);
 758
 759         if (sqlexp.length == 0) {
 760                 notify("SQL expression cannot be blank.");
 761                 return;
 762         }
 763
 764         if (descr.length == 0) {
 765                 notify("Caption cannot be blank.");
 766                 return;
 767         }
 768
 769         notify("");
 770
 771         active_label = false;
 772
 773         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=editSave&id=" +
 774                 label + "&s=" + param_escape(sqlexp) + "&d=" + param_escape(descr),
 775                 true);
 776
 777         xmlhttp.onreadystatechange=labellist_callback;
 778         xmlhttp.send(null);
 779
 780 }
 781
 782 function userEditSave() {
 783
 784         var user = active_user;
 785
 786         if (!xmlhttp_ready(xmlhttp)) {
 787                 printLockingError();
 788                 return
 789         }
 790
 791         var login = document.getElementById("iedit_ulogin").value;
 792         var level = document.getElementById("iedit_ulevel").value;
 793
 794         if (login.length == 0) {
 795                 notify("Login cannot be blank.");
 796                 return;
 797         }
 798
 799         if (level.length == 0) {
 800                 notify("User level cannot be blank.");
 801                 return;
 802         }
 803
 804         active_user = false;
 805
 806         notify("");
 807
 808         xmlhttp.open("GET", "backend.php?op=pref-users&subop=editSave&id=" +
 809                 user + "&l=" + param_escape(login) + "&al=" + param_escape(level),
 810                 true);
 811
 812         xmlhttp.onreadystatechange=userlist_callback;
 813         xmlhttp.send(null);
 814
 815 }
 816
 817
 818 function filterEditSave() {
 819
 820         var filter = active_filter;
 821
 822         if (!xmlhttp_ready(xmlhttp)) {
 823                 printLockingError();
 824                 return
 825         }
 826
 827         var regexp = document.getElementById("iedit_regexp").value;
 828         var descr = document.getElementById("iedit_descr").value;
 829         var match = document.getElementById("iedit_match");
 830
 831         var v_match = match[match.selectedIndex].text;
 832
 833         var feed = document.getElementById("iedit_feed");
 834         var feed_id = feed[feed.selectedIndex].id;
 835
 836 //      notify("Saving filter " + filter + ": " + regexp + ", " + descr + ", " + match);
 837
 838         if (regexp.length == 0) {
 839                 notify("Filter expression cannot be blank.");
 840                 return;
 841         }
 842
 843         active_filter = false;
 844
 845         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=editSave&id=" +
 846                 filter + "&r=" + param_escape(regexp) + "&d=" + param_escape(descr) +
 847                 "&m=" + param_escape(v_match) + "&fid=" + param_escape(feed_id), true);
 848
 849         notify("");
 850
 851         xmlhttp.onreadystatechange=filterlist_callback;
 852         xmlhttp.send(null);
 853
 854 }
 855
 856 function editSelectedLabel() {
 857         var rows = getSelectedLabels();
 858
 859         if (rows.length == 0) {
 860                 notify("No labels are selected.");
 861                 return;
 862         }
 863
 864         if (rows.length > 1) {
 865                 notify("Please select one label.");
 866                 return;
 867         }
 868
 869         notify("");
 870
 871         editLabel(rows[0]);
 872
 873 }
 874
 875 function editSelectedUser() {
 876         var rows = getSelectedUsers();
 877
 878         if (rows.length == 0) {
 879                 notify("No users are selected.");
 880                 return;
 881         }
 882
 883         if (rows.length > 1) {
 884                 notify("Please select one user.");
 885                 return;
 886         }
 887
 888         notify("");
 889
 890         editUser(rows[0]);
 891 }
 892
 893 function resetSelectedUserPass() {
 894         var rows = getSelectedUsers();
 895
 896         if (rows.length == 0) {
 897                 notify("No users are selected.");
 898                 return;
 899         }
 900
 901         if (rows.length > 1) {
 902                 notify("Please select one user.");
 903                 return;
 904         }
 905
 906         notify("Resetting password for selected user...");
 907
 908         var id = rows[0];
 909
 910         xmlhttp.open("GET", "backend.php?op=pref-users&subop=resetPass&id=" +
 911                 param_escape(id), true);
 912         xmlhttp.onreadystatechange=userlist_callback;
 913         xmlhttp.send(null);
 914
 915 }
 916
 917 function selectedUserDetails() {
 918
 919         if (!xmlhttp_ready(xmlhttp)) {
 920                 printLockingError();
 921                 return
 922         }
 923
 924         var rows = getSelectedUsers();
 925
 926         if (rows.length == 0) {
 927                 notify("No users are selected.");
 928                 return;
 929         }
 930
 931         if (rows.length > 1) {
 932                 notify("Please select one user.");
 933                 return;
 934         }
 935
 936         var id = rows[0];
 937
 938         notify("");
 939
 940         xmlhttp.open("GET", "backend.php?op=user-details&id=" + id, true);
 941         xmlhttp.onreadystatechange=infobox_callback;
 942         xmlhttp.send(null);
 943
 944 }
 945
 946 function selectedFeedDetails() {
 947
 948         if (!xmlhttp_ready(xmlhttp)) {
 949                 printLockingError();
 950                 return
 951         }
 952
 953         var rows = getSelectedFeeds();
 954
 955         if (rows.length == 0) {
 956                 notify("No feeds are selected.");
 957                 return;
 958         }
 959
 960         if (rows.length > 1) {
 961                 notify("Please select one feed.");
 962                 return;
 963         }
 964
 965         var id = rows[0];
 966
 967         notify("");
 968
 969         xmlhttp.open("GET", "backend.php?op=feed-details&id=" + id, true);
 970         xmlhttp.onreadystatechange=infobox_callback;
 971         xmlhttp.send(null);
 972
 973 }
 974
 975 function editSelectedFilter() {
 976         var rows = getSelectedFilters();
 977
 978         if (rows.length == 0) {
 979                 notify("No filters are selected.");
 980                 return;
 981         }
 982
 983         if (rows.length > 1) {
 984                 notify("Please select one filter.");
 985                 return;
 986         }
 987
 988         notify("");
 989
 990         editFilter(rows[0]);
 991
 992 }
 993
 994
 995 function editSelectedFeed() {
 996         var rows = getSelectedFeeds();
 997
 998         if (rows.length == 0) {
 999                 notify("No feeds are selected.");
1000                 return;
1001         }
1002
1003         if (rows.length > 1) {
1004                 notify("Please select one feed.");
1005                 return;
1006         }
1007
1008         notify("");
1009
1010         editFeed(rows[0]);
1011
1012 }
1013
1014 function editSelectedFeedCat() {
1015         var rows = getSelectedFeedCats();
1016
1017         if (rows.length == 0) {
1018                 notify("No categories are selected.");
1019                 return;
1020         }
1021
1022         if (rows.length > 1) {
1023                 notify("Please select one category.");
1024                 return;
1025         }
1026
1027         notify("");
1028
1029         editFeedCat(rows[0]);
1030
1031 }
1032
1033 function localPiggieFunction(enable) {
1034         if (enable) {
1035                 piggie.style.display = "block";
1036                 seq = "";
1037                 notify("I loveded it!!!");
1038         } else {
1039                 piggie.style.display = "none";
1040                 notify("");
1041         }
1042 }
1043
1044 function validateOpmlImport() {
1045
1046         var opml_file = document.getElementById("opml_file");
1047
1048         if (opml_file.value.length == 0) {
1049                 notify("Please select OPML file to upload.");
1050                 return false;
1051         } else {
1052                 return true;
1053         }
1054 }
1055
1056 function updateFilterList() {
1057
1058         if (!xmlhttp_ready(xmlhttp)) {
1059                 printLockingError();
1060                 return
1061         }
1062
1063 //      document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
1064
1065         p_notify("Loading, please wait...");
1066
1067         xmlhttp.open("GET", "backend.php?op=pref-filters", true);
1068         xmlhttp.onreadystatechange=filterlist_callback;
1069         xmlhttp.send(null);
1070
1071 }
1072
1073 function updateLabelList() {
1074
1075         if (!xmlhttp_ready(xmlhttp)) {
1076                 printLockingError();
1077                 return
1078         }
1079
1080         p_notify("Loading, please wait...");
1081
1082 //      document.getElementById("prefContent").innerHTML = "Loading labels, please wait...";
1083
1084         xmlhttp.open("GET", "backend.php?op=pref-labels", true);
1085         xmlhttp.onreadystatechange=labellist_callback;
1086         xmlhttp.send(null);
1087 }
1088
1089 function updatePrefsList() {
1090
1091         if (!xmlhttp_ready(xmlhttp)) {
1092                 printLockingError();
1093                 return
1094         }
1095
1096         p_notify("Loading, please wait...");
1097
1098         xmlhttp.open("GET", "backend.php?op=pref-prefs", true);
1099         xmlhttp.onreadystatechange=prefslist_callback;
1100         xmlhttp.send(null);
1101
1102 }
1103
1104 function selectTab(id) {
1105
1106         if (!xmlhttp_ready(xmlhttp)) {
1107                 printLockingError();
1108                 return
1109         }
1110
1111         if (id == "feedConfig") {
1112                 updateFeedList();
1113         } else if (id == "filterConfig") {
1114                 updateFilterList();
1115         } else if (id == "labelConfig") {
1116                 updateLabelList();
1117         } else if (id == "genConfig") {
1118                 updatePrefsList();
1119         } else if (id == "userConfig") {
1120                 updateUsersList();
1121         }
1122
1123         var tab = document.getElementById(active_tab + "Tab");
1124
1125         if (tab) {
1126                 if (tab.className.match("Selected")) {
1127                         tab.className = "prefsTab";
1128                 }
1129         }
1130
1131         tab = document.getElementById(id + "Tab");
1132
1133         if (tab) {
1134                 if (!tab.className.match("Selected")) {
1135                         tab.className = tab.className + "Selected";
1136                 }
1137         }
1138
1139         active_tab = id;
1140
1141 }
1142
1143 function init() {
1144
1145         try {
1146
1147                 // IE kludge
1148                 if (!xmlhttp) {
1149                         document.getElementById("prefContent").innerHTML =
1150                                 "<b>Fatal error:</b> This program needs XmlHttpRequest " +
1151                                 "to function properly. Your browser doesn't seem to support it.";
1152                         return;
1153                 }
1154
1155                 selectTab("genConfig");
1156
1157                 document.onkeydown = hotkey_handler;
1158                 notify("");
1159         } catch (e) {
1160                 exception_error("init", e);
1161         }
1162 }
1163
1164 function closeInfoBox() {
1165         var box = document.getElementById('infoBox');
1166         var shadow = document.getElementById('infoBoxShadow');
1167
1168         if (shadow) {
1169                 shadow.style.display = "none";
1170         } else if (box) {
1171                 box.style.display = "none";
1172         }
1173 }