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 var caller_subop = false;
  16
  17 function expand_feed_callback() {
  18         if (xmlhttp.readyState == 4) {
  19                 try {
  20                         var container = document.getElementById("BRDET-" + feed_to_expand);
  21                         container.innerHTML=xmlhttp.responseText;
  22                         container.style.display = "block";
  23 //                      p_notify("");
  24                 } catch (e) {
  25                         exception_error("expand_feed_callback", e);
  26                 }
  27         }
  28 }
  29
  30 function feedlist_callback() {
  31         if (xmlhttp.readyState == 4) {
  32                 try {
  33                         var container = document.getElementById('prefContent');
  34                         container.innerHTML=xmlhttp.responseText;
  35                         selectTab("feedConfig", true);
  36
  37                         if (caller_subop) {
  38                                 var tuple = caller_subop.split(":");
  39                                 if (tuple[0] == 'editFeed') {
  40                                         window.setTimeout('editFeed('+tuple[1]+')', 100);
  41                                 }
  42
  43                                 caller_subop = false;
  44                         }
  45
  46                         notify("");
  47                 } catch (e) {
  48                         exception_error("feedlist_callback", e);
  49                 }
  50         }
  51 }
  52
  53 function filterlist_callback() {
  54         var container = document.getElementById('prefContent');
  55         if (xmlhttp.readyState == 4) {
  56                 container.innerHTML=xmlhttp.responseText;
  57                 notify("");
  58         }
  59 }
  60
  61 function labellist_callback() {
  62         var container = document.getElementById('prefContent');
  63         if (xmlhttp.readyState == 4) {
  64                 closeInfoBox();
  65                 container.innerHTML=xmlhttp.responseText;
  66                 if (active_label) {
  67                         var row = document.getElementById("LILRR-" + active_label);
  68                         if (row) {
  69                                 if (!row.className.match("Selected")) {
  70                                         row.className = row.className + "Selected";
  71                                 }
  72                         }
  73                         var checkbox = document.getElementById("LICHK-" + active_label);
  74
  75                         if (checkbox) {
  76                                 checkbox.checked = true;
  77                         }
  78                 }
  79                 notify("");
  80         }
  81 }
  82
  83 function labeltest_callback() {
  84         var container = document.getElementById('label_test_result');
  85         if (xmlhttp.readyState == 4) {
  86                 container.innerHTML=xmlhttp.responseText;
  87                 notify("");
  88         }
  89 }
  90
  91 function feed_browser_callback() {
  92         var container = document.getElementById('prefContent');
  93         if (xmlhttp.readyState == 4) {
  94                 container.innerHTML=xmlhttp.responseText;
  95                 notify("");
  96         }
  97 }
  98
  99 function userlist_callback() {
 100         var container = document.getElementById('prefContent');
 101         if (xmlhttp.readyState == 4) {
 102                 container.innerHTML=xmlhttp.responseText;
 103                 notify("");
 104         }
 105 }
 106
 107 function prefslist_callback() {
 108         var container = document.getElementById('prefContent');
 109         if (xmlhttp.readyState == 4) {
 110
 111                 container.innerHTML=xmlhttp.responseText;
 112
 113                 notify("");
 114         }
 115 }
 116
 117 function gethelp_callback() {
 118         var container = document.getElementById('prefHelpBox');
 119         if (xmlhttp.readyState == 4) {
 120
 121                 container.innerHTML = xmlhttp.responseText;
 122                 container.style.display = "block";
 123
 124         }
 125 }
 126
 127 function notify_callback() {
 128         if (xmlhttp.readyState == 4) {
 129                 notify_info(xmlhttp.responseText);
 130         }
 131 }
 132
 133
 134 function changepass_callback() {
 135         if (xmlhttp.readyState == 4) {
 136
 137                 if (xmlhttp.responseText.indexOf("ERROR: ") == 0) {
 138                         notify_error(xmlhttp.responseText.replace("ERROR: ", ""));
 139                 } else {
 140                         notify_info(xmlhttp.responseText);
 141                 }
 142
 143                 document.forms['change_pass_form'].reset();
 144         }
 145 }
 146
 147 function updateFeedList(sort_key) {
 148
 149         if (!xmlhttp_ready(xmlhttp)) {
 150                 printLockingError();
 151                 return
 152         }
 153
 154 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 155
 156 //      p_notify("Loading, please wait...");
 157
 158         var feed_search = document.getElementById("feed_search");
 159         var search = "";
 160         if (feed_search) { search = feed_search.value; }
 161
 162         xmlhttp.open("GET", "backend.php?op=pref-feeds" +
 163                 "&sort=" + param_escape(sort_key) +
 164                 "&search=" + param_escape(search), true);
 165         xmlhttp.onreadystatechange=feedlist_callback;
 166         xmlhttp.send(null);
 167
 168 }
 169
 170 function updateUsersList(sort_key) {
 171
 172         if (!xmlhttp_ready(xmlhttp)) {
 173                 printLockingError();
 174                 return
 175         }
 176
 177 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 178
 179 //      p_notify("Loading, please wait...");
 180
 181         xmlhttp.open("GET", "backend.php?op=pref-users&sort="
 182                 + param_escape(sort_key), true);
 183         xmlhttp.onreadystatechange=userlist_callback;
 184         xmlhttp.send(null);
 185
 186 }
 187
 188 function addLabel() {
 189
 190         if (!xmlhttp_ready(xmlhttp)) {
 191                 printLockingError();
 192                 return
 193         }
 194
 195         var form = document.forms['label_edit_form'];
 196
 197         var sql_exp = form.sql_exp.value;
 198         var description = form.description.value;
 199
 200         if (sql_exp == "") {
 201                 alert("Can't create label: missing SQL expression.");
 202                 return false;
 203         }
 204
 205         if (description == "") {
 206                 alert("Can't create label: missing caption.");
 207                 return false;
 208         }
 209
 210         var query = Form.serialize("label_edit_form");
 211
 212         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=add&" + query, true);
 213         xmlhttp.onreadystatechange=infobox_submit_callback;
 214         xmlhttp.send(null);
 215 }
 216
 217 function addFeed() {
 218
 219         if (!xmlhttp_ready(xmlhttp)) {
 220                 printLockingError();
 221                 return
 222         }
 223
 224         var link = document.getElementById("fadd_link");
 225
 226         if (link.value.length == 0) {
 227                 alert("Error: No feed URL given.");
 228         } else if (!isValidURL(link.value)) {
 229                 alert("Error: Invalid feed URL.");
 230         } else {
 231                 notify_progress("Adding feed...");
 232
 233                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&from=tt-rss&feed_url=" +
 234                         param_escape(link.value), true);
 235                 xmlhttp.onreadystatechange=feedlist_callback;
 236                 xmlhttp.send(null);
 237
 238                 link.value = "";
 239
 240         }
 241
 242 }
 243
 244 function addFeedCat() {
 245
 246         if (!xmlhttp_ready(xmlhttp)) {
 247                 printLockingError();
 248                 return
 249         }
 250
 251         var cat = document.getElementById("fadd_cat");
 252
 253         if (cat.value.length == 0) {
 254                 alert("Can't add category: no name specified.");
 255         } else {
 256                 notify_progress("Adding feed category...");
 257
 258                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats&action=add&cat=" +
 259                         param_escape(cat.value), true);
 260                 xmlhttp.onreadystatechange=infobox_callback;
 261                 xmlhttp.send(null);
 262
 263                 link.value = "";
 264
 265         }
 266
 267 }
 268 function addUser() {
 269
 270         if (!xmlhttp_ready(xmlhttp)) {
 271                 printLockingError();
 272                 return
 273         }
 274
 275         var sqlexp = document.getElementById("uadd_box");
 276
 277         if (sqlexp.value.length == 0) {
 278                 alert("Can't add user: no login specified.");
 279         } else {
 280                 notify_progress("Adding user...");
 281
 282                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=add&login=" +
 283                         param_escape(sqlexp.value), true);
 284
 285                 xmlhttp.onreadystatechange=userlist_callback;
 286                 xmlhttp.send(null);
 287
 288                 sqlexp.value = "";
 289         }
 290
 291 }
 292
 293 function editLabel(id) {
 294
 295         if (!xmlhttp_ready(xmlhttp)) {
 296                 printLockingError();
 297                 return
 298         }
 299
 300         notify_progress("Loading, please wait...");
 301
 302         document.getElementById("label_create_btn").disabled = true;
 303
 304         active_label = id;
 305
 306         selectTableRowsByIdPrefix('prefLabelList', 'LILRR-', 'LICHK-', false);
 307         selectTableRowById('LILRR-'+id, 'LICHK-'+id, true);
 308
 309         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=edit&id=" +
 310                 param_escape(id), true);
 311         xmlhttp.onreadystatechange=infobox_callback;
 312         xmlhttp.send(null);
 313
 314 }
 315
 316 function editUser(id) {
 317
 318         if (!xmlhttp_ready(xmlhttp)) {
 319                 printLockingError();
 320                 return
 321         }
 322
 323         notify_progress("Loading, please wait...");
 324
 325         selectTableRowsByIdPrefix('prefUserList', 'UMRR-', 'UMCHK-', false);
 326         selectTableRowById('UMRR-'+id, 'UMCHK-'+id, true);
 327
 328         xmlhttp.open("GET", "backend.php?op=pref-users&subop=edit&id=" +
 329                 param_escape(id), true);
 330         xmlhttp.onreadystatechange=infobox_callback;
 331         xmlhttp.send(null);
 332
 333 }
 334
 335 function editFilter(id) {
 336
 337         if (!xmlhttp_ready(xmlhttp)) {
 338                 printLockingError();
 339                 return
 340         }
 341
 342         notify_progress("Loading, please wait...");
 343
 344         document.getElementById("create_filter_btn").disabled = true;
 345
 346         selectTableRowsByIdPrefix('prefFilterList', 'FILRR-', 'FICHK-', false);
 347         selectTableRowById('FILRR-'+id, 'FICHK-'+id, true);
 348
 349         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=edit&id=" + param_escape(id), true);
 350         xmlhttp.onreadystatechange=infobox_callback;
 351         xmlhttp.send(null);
 352 }
 353
 354 function editFeed(feed) {
 355
 356 //      notify("Editing feed...");
 357
 358         if (!xmlhttp_ready(xmlhttp)) {
 359                 printLockingError();
 360                 return
 361         }
 362
 363         notify_progress("Loading, please wait...");
 364
 365         // clean selection from all rows & select row being edited
 366         selectTableRowsByIdPrefix('prefFeedList', 'FEEDR-', 'FRCHK-', false);
 367         selectTableRowById('FEEDR-'+feed, 'FRCHK-'+feed, true);
 368
 369         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editfeed&id=" +
 370                 param_escape(feed), true);
 371
 372         xmlhttp.onreadystatechange=infobox_callback;
 373         xmlhttp.send(null);
 374
 375 }
 376
 377 function editFeedCat(cat) {
 378
 379         if (!xmlhttp_ready(xmlhttp)) {
 380                 printLockingError();
 381                 return
 382         }
 383
 384         notify_progress("Loading, please wait...");
 385
 386         active_feed_cat = cat;
 387
 388         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats&action=edit&id=" +
 389                 param_escape(cat), true);
 390         xmlhttp.onreadystatechange=infobox_callback;
 391         xmlhttp.send(null);
 392
 393 }
 394
 395 function getSelectedLabels() {
 396         return getSelectedTableRowIds("prefLabelList", "LILRR");
 397 }
 398
 399 function getSelectedUsers() {
 400         return getSelectedTableRowIds("prefUserList", "UMRR");
 401 }
 402
 403 function getSelectedFeeds() {
 404         return getSelectedTableRowIds("prefFeedList", "FEEDR");
 405 }
 406
 407 function getSelectedFilters() {
 408         return getSelectedTableRowIds("prefFilterList", "FILRR");
 409 }
 410
 411 function getSelectedFeedCats() {
 412         return getSelectedTableRowIds("prefFeedCatList", "FCATR");
 413 }
 414
 415 function getSelectedFeedsFromBrowser() {
 416
 417         var list = document.getElementById("browseFeedList");
 418         if (!list) list = document.getElementById("browseBigFeedList");
 419
 420         var selected = new Array();
 421
 422         for (i = 0; i < list.childNodes.length; i++) {
 423                 var child = list.childNodes[i];
 424                 if (child.id && child.id.match("FBROW-")) {
 425                         var id = child.id.replace("FBROW-", "");
 426
 427                         var cb = document.getElementById("FBCHK-" + id);
 428
 429                         if (cb.checked) {
 430                                 selected.push(id);
 431                         }
 432                 }
 433         }
 434
 435         return selected;
 436 }
 437
 438 function removeSelectedLabels() {
 439
 440         if (!xmlhttp_ready(xmlhttp)) {
 441                 printLockingError();
 442                 return
 443         }
 444
 445         var sel_rows = getSelectedLabels();
 446
 447         if (sel_rows.length > 0) {
 448
 449                 var ok = confirm("Remove selected labels?");
 450
 451                 if (ok) {
 452                         notify_progress("Removing selected labels...");
 453
 454                         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=remove&ids="+
 455                                 param_escape(sel_rows.toString()), true);
 456                         xmlhttp.onreadystatechange=labellist_callback;
 457                         xmlhttp.send(null);
 458                 }
 459         } else {
 460                 alert("No labels are selected.");
 461         }
 462
 463         return false;
 464 }
 465
 466 function removeSelectedUsers() {
 467
 468         if (!xmlhttp_ready(xmlhttp)) {
 469                 printLockingError();
 470                 return
 471         }
 472
 473         var sel_rows = getSelectedUsers();
 474
 475         if (sel_rows.length > 0) {
 476
 477                 var ok = confirm("Remove selected users?");
 478
 479                 if (ok) {
 480                         notify_progress("Removing selected users...");
 481
 482                         xmlhttp.open("GET", "backend.php?op=pref-users&subop=remove&ids="+
 483                                 param_escape(sel_rows.toString()), true);
 484                         xmlhttp.onreadystatechange=userlist_callback;
 485                         xmlhttp.send(null);
 486                 }
 487
 488         } else {
 489                 alert("No users are selected.");
 490         }
 491
 492         return false;
 493 }
 494
 495 function removeSelectedFilters() {
 496
 497         if (!xmlhttp_ready(xmlhttp)) {
 498                 printLockingError();
 499                 return
 500         }
 501
 502         var sel_rows = getSelectedFilters();
 503
 504         if (sel_rows.length > 0) {
 505
 506                 var ok = confirm("Remove selected filters?");
 507
 508                 if (ok) {
 509                         notify_progress("Removing selected filters...");
 510
 511                         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=remove&ids="+
 512                                 param_escape(sel_rows.toString()), true);
 513                         xmlhttp.onreadystatechange=filterlist_callback;
 514                         xmlhttp.send(null);
 515                 }
 516         } else {
 517                 alert("No filters are selected.");
 518         }
 519
 520         return false;
 521 }
 522
 523
 524 function removeSelectedFeeds() {
 525
 526         if (!xmlhttp_ready(xmlhttp)) {
 527                 printLockingError();
 528                 return
 529         }
 530
 531         var sel_rows = getSelectedFeeds();
 532
 533         if (sel_rows.length > 0) {
 534
 535                 var ok = confirm("Unsubscribe from selected feeds?");
 536
 537                 if (ok) {
 538
 539                         notify_progress("Unsubscribing from selected feeds...");
 540
 541                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 542                                 param_escape(sel_rows.toString()), true);
 543                         xmlhttp.onreadystatechange=feedlist_callback;
 544                         xmlhttp.send(null);
 545                 }
 546
 547         } else {
 548
 549                 alert("No feeds are selected.");
 550
 551         }
 552
 553         return false;
 554 }
 555
 556 function removeSelectedFeedCats() {
 557
 558         if (!xmlhttp_ready(xmlhttp)) {
 559                 printLockingError();
 560                 return
 561         }
 562
 563         var sel_rows = getSelectedFeedCats();
 564
 565         if (sel_rows.length > 0) {
 566
 567                 var ok = confirm("Remove selected categories?");
 568
 569                 if (ok) {
 570                         notify_progress("Removing selected categories...");
 571
 572                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats&action=remove&ids="+
 573                                 param_escape(sel_rows.toString()), true);
 574                         xmlhttp.onreadystatechange=infobox_callback;
 575                         xmlhttp.send(null);
 576                 }
 577
 578         } else {
 579
 580                 alert("No categories are selected.");
 581
 582         }
 583
 584         return false;
 585 }
 586
 587 function feedEditCancel() {
 588
 589         if (!xmlhttp_ready(xmlhttp)) {
 590                 printLockingError();
 591                 return
 592         }
 593
 594         closeInfoBox();
 595
 596         selectPrefRows('feed', false); // cleanup feed selection
 597
 598         return false;
 599 }
 600
 601 function feedCatEditCancel() {
 602
 603         if (!xmlhttp_ready(xmlhttp)) {
 604                 printLockingError();
 605                 return
 606         }
 607
 608         active_feed_cat = false;
 609
 610 //      notify("Operation cancelled.");
 611
 612         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats", true);
 613         xmlhttp.onreadystatechange=infobox_callback;
 614         xmlhttp.send(null);
 615
 616         return false;
 617 }
 618
 619 function feedEditSave() {
 620
 621         try {
 622
 623                 if (!xmlhttp_ready(xmlhttp)) {
 624                         printLockingError();
 625                         return
 626                 }
 627
 628                 // FIXME: add parameter validation
 629
 630                 var query = Form.serialize("edit_feed_form");
 631
 632                 notify_progress("Saving feed...");
 633
 634                 xmlhttp.open("POST", "backend.php", true);
 635                 xmlhttp.onreadystatechange=feedlist_callback;
 636                 xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
 637                 xmlhttp.send(query);
 638
 639                 closeInfoBox();
 640
 641                 return false;
 642
 643         } catch (e) {
 644                 exception_error("feedEditSave", e);
 645         }
 646 }
 647
 648 function feedCatEditSave() {
 649
 650         if (!xmlhttp_ready(xmlhttp)) {
 651                 printLockingError();
 652                 return
 653         }
 654
 655         notify_progress("Saving category...");
 656
 657         var query = Form.serialize("feed_cat_edit_form");
 658
 659         xmlhttp.open("GET", "backend.php?" + query, true);
 660         xmlhttp.onreadystatechange=infobox_callback;
 661         xmlhttp.send(null);
 662
 663         active_feed_cat = false;
 664
 665         return false;
 666 }
 667
 668
 669 function labelTest() {
 670
 671         var container = document.getElementById('label_test_result');
 672         container.style.display = "block";
 673         container.innerHTML = "<p>Loading, please wait...</p>";
 674
 675         var form = document.forms['label_edit_form'];
 676
 677         var sql_exp = form.sql_exp.value;
 678         var description = form.description.value;
 679
 680         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=test&expr=" +
 681                 param_escape(sql_exp) + "&descr=" + param_escape(description), true);
 682
 683         xmlhttp.onreadystatechange=labeltest_callback;
 684         xmlhttp.send(null);
 685
 686         return false;
 687 }
 688
 689 function displayHelpInfobox(topic_id) {
 690
 691         if (!xmlhttp_ready(xmlhttp)) {
 692                 printLockingError();
 693                 return
 694         }
 695
 696         notify_progress("Loading help...");
 697
 698         xmlhttp.open("GET", "backend.php?op=help&tid=" +
 699                 param_escape(topic_id) + "&noheaders=1", true);
 700
 701         xmlhttp.onreadystatechange=infobox_callback;
 702         xmlhttp.send(null);
 703
 704 }
 705
 706 function labelEditCancel() {
 707
 708         if (!xmlhttp_ready(xmlhttp)) {
 709                 printLockingError();
 710                 return
 711         }
 712
 713         document.getElementById("label_create_btn").disabled = false;
 714
 715         active_label = false;
 716
 717         selectPrefRows('label', false); // cleanup feed selection
 718         closeInfoBox();
 719
 720         return false;
 721 }
 722
 723 function userEditCancel() {
 724
 725         if (!xmlhttp_ready(xmlhttp)) {
 726                 printLockingError();
 727                 return
 728         }
 729
 730         selectPrefRows('user', false); // cleanup feed selection
 731         closeInfoBox();
 732
 733         return false;
 734 }
 735
 736 function filterEditCancel() {
 737
 738         if (!xmlhttp_ready(xmlhttp)) {
 739                 printLockingError();
 740                 return
 741         }
 742
 743         document.getElementById("create_filter_btn").disabled = false;
 744
 745         selectPrefRows('filter', false); // cleanup feed selection
 746         closeInfoBox();
 747
 748         return false;
 749 }
 750
 751 function labelEditSave() {
 752
 753         var label = active_label;
 754
 755         if (!xmlhttp_ready(xmlhttp)) {
 756                 printLockingError();
 757                 return
 758         }
 759
 760 /*      if (!is_opera()) {
 761
 762                 var sql_exp = document.forms["label_edit_form"].sql_exp.value;
 763                 var description = document.forms["label_edit_form"].description.value;
 764
 765                 if (sql_exp.length == 0) {
 766                         alert("SQL Expression cannot be blank.");
 767                         return false;
 768                 }
 769
 770                 if (description.length == 0) {
 771                         alert("Caption field cannot be blank.");
 772                         return false;
 773                 }
 774         } */
 775
 776         closeInfoBox();
 777
 778         notify_progress("Saving label...");
 779
 780         active_label = false;
 781
 782         query = Form.serialize("label_edit_form");
 783
 784         xmlhttp.open("GET", "backend.php?" + query, true);
 785         xmlhttp.onreadystatechange=labellist_callback;
 786         xmlhttp.send(null);
 787
 788         return false;
 789 }
 790
 791 function userEditSave() {
 792
 793         if (!xmlhttp_ready(xmlhttp)) {
 794                 printLockingError();
 795                 return
 796         }
 797
 798         var login = document.forms["user_edit_form"].login.value;
 799
 800         if (login.length == 0) {
 801                 alert("Login field cannot be blank.");
 802                 return;
 803         }
 804
 805         notify_progress("Saving user...");
 806
 807         closeInfoBox();
 808
 809         var query = Form.serialize("user_edit_form");
 810
 811         xmlhttp.open("GET", "backend.php?" + query, true);
 812         xmlhttp.onreadystatechange=userlist_callback;
 813         xmlhttp.send(null);
 814
 815         return false;
 816 }
 817
 818
 819 function filterEditSave() {
 820
 821         if (!xmlhttp_ready(xmlhttp)) {
 822                 printLockingError();
 823                 return
 824         }
 825
 826 /*      if (!is_opera()) {
 827                 var reg_exp = document.forms["filter_edit_form"].reg_exp.value;
 828
 829                 if (reg_exp.length == 0) {
 830                         alert("Filter expression field cannot be blank.");
 831                         return;
 832                 }
 833         } */
 834
 835         notify_progress("Saving filter...");
 836
 837         var query = Form.serialize("filter_edit_form");
 838
 839         closeInfoBox();
 840
 841         document.getElementById("create_filter_btn").disabled = false;
 842
 843         xmlhttp.open("GET", "backend.php?" + query, true);
 844         xmlhttp.onreadystatechange=filterlist_callback;
 845         xmlhttp.send(null);
 846
 847         return false;
 848 }
 849
 850 function editSelectedLabel() {
 851         var rows = getSelectedLabels();
 852
 853         if (rows.length == 0) {
 854                 alert("No labels are selected.");
 855                 return;
 856         }
 857
 858         if (rows.length > 1) {
 859                 alert("Please select only one label.");
 860                 return;
 861         }
 862
 863         notify("");
 864
 865         editLabel(rows[0]);
 866
 867 }
 868
 869 function editSelectedUser() {
 870         var rows = getSelectedUsers();
 871
 872         if (rows.length == 0) {
 873                 alert("No users are selected.");
 874                 return;
 875         }
 876
 877         if (rows.length > 1) {
 878                 alert("Please select only one user.");
 879                 return;
 880         }
 881
 882         notify("");
 883
 884         editUser(rows[0]);
 885 }
 886
 887 function resetSelectedUserPass() {
 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 ok = confirm("Reset password of selected user?");
 901
 902         if (ok) {
 903                 notify_progress("Resetting password for selected user...");
 904
 905                 var id = rows[0];
 906
 907                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=resetPass&id=" +
 908                         param_escape(id), true);
 909                 xmlhttp.onreadystatechange=userlist_callback;
 910                 xmlhttp.send(null);
 911         }
 912 }
 913
 914 function selectedUserDetails() {
 915
 916         if (!xmlhttp_ready(xmlhttp)) {
 917                 printLockingError();
 918                 return
 919         }
 920
 921         var rows = getSelectedUsers();
 922
 923         if (rows.length == 0) {
 924                 alert("No users are selected.");
 925                 return;
 926         }
 927
 928         if (rows.length > 1) {
 929                 alert("Please select only one user.");
 930                 return;
 931         }
 932
 933         notify_progress("Loading, please wait...");
 934
 935         var id = rows[0];
 936
 937         xmlhttp.open("GET", "backend.php?op=user-details&id=" + id, true);
 938         xmlhttp.onreadystatechange=infobox_callback;
 939         xmlhttp.send(null);
 940
 941 }
 942
 943 function selectedFeedDetails() {
 944
 945         if (!xmlhttp_ready(xmlhttp)) {
 946                 printLockingError();
 947                 return
 948         }
 949
 950         var rows = getSelectedFeeds();
 951
 952         if (rows.length == 0) {
 953                 alert("No feeds are selected.");
 954                 return;
 955         }
 956
 957         if (rows.length > 1) {
 958                 alert("Please select only one feed.");
 959                 return;
 960         }
 961
 962 //      var id = rows[0];
 963
 964         notify("");
 965
 966         xmlhttp.open("GET", "backend.php?op=feed-details&id=" +
 967                 param_escape(rows.toString()), true);
 968         xmlhttp.onreadystatechange=infobox_callback;
 969         xmlhttp.send(null);
 970
 971 }
 972
 973 function editSelectedFilter() {
 974         var rows = getSelectedFilters();
 975
 976         if (rows.length == 0) {
 977                 alert("No filters are selected.");
 978                 return;
 979         }
 980
 981         if (rows.length > 1) {
 982                 alert("Please select only one filter.");
 983                 return;
 984         }
 985
 986         notify("");
 987
 988         editFilter(rows[0]);
 989
 990 }
 991
 992
 993 function editSelectedFeed() {
 994         var rows = getSelectedFeeds();
 995
 996         if (rows.length == 0) {
 997                 alert("No feeds are selected.");
 998                 return;
 999         }
1000
1001         if (rows.length > 1) {
1002                 alert("Please select one feed.");
1003                 return;
1004         }
1005
1006         notify("");
1007
1008         editFeed(rows[0]);
1009
1010 }
1011
1012 function editSelectedFeedCat() {
1013         var rows = getSelectedFeedCats();
1014
1015         if (rows.length == 0) {
1016                 alert("No categories are selected.");
1017                 return;
1018         }
1019
1020         if (rows.length > 1) {
1021                 alert("Please select only one category.");
1022                 return;
1023         }
1024
1025         notify("");
1026
1027         editFeedCat(rows[0]);
1028
1029 }
1030
1031 function piggie_callback() {
1032         var piggie = document.getElementById("piggie");
1033
1034         piggie.style.top = piggie_top;
1035         piggie.style.backgroundColor = "white";
1036         piggie.style.borderWidth = "1px";
1037
1038         if (piggie_fwd && piggie_top < 0) {
1039                 setTimeout("piggie_callback()", 50);
1040                 piggie_top = piggie_top + 10;
1041         } else if (piggie_fwd && piggie_top >= 0) {
1042                 piggie_fwd = false;
1043                 setTimeout("piggie_callback()", 50);
1044         } else if (!piggie_fwd && piggie_top > -400) {
1045                 setTimeout("piggie_callback()", 50);
1046                 piggie_top = piggie_top - 10;
1047         } else if (!piggie_fwd && piggie_top <= -400) {
1048                 piggie.style.display = "none";
1049                 piggie_fwd = true;
1050         }
1051 }
1052
1053 var piggie_opacity = 0;
1054
1055 function piggie2_callback() {
1056         var piggie = document.getElementById("piggie");
1057         piggie.style.top = 0;
1058         piggie.style.opacity = piggie_opacity;
1059         piggie.style.backgroundColor = "transparent";
1060         piggie.style.borderWidth = "0px";
1061
1062         if (piggie_fwd && piggie_opacity < 1) {
1063                 setTimeout("piggie2_callback()", 50);
1064                 piggie_opacity = piggie_opacity + 0.03;
1065         } else if (piggie_fwd && piggie_opacity >= 1) {
1066                 piggie_fwd = false;
1067                 setTimeout("piggie2_callback()", 50);
1068         } else if (!piggie_fwd && piggie_opacity > 0) {
1069                 setTimeout("piggie2_callback()", 50);
1070                 piggie_opacity = piggie_opacity - 0.03;
1071         } else if (!piggie_fwd && piggie_opacity <= 0) {
1072                 piggie.style.display = "none";
1073                 piggie_fwd = true;
1074         }
1075 }
1076
1077 function localPiggieFunction(enable) {
1078         if (enable) {
1079                 debug("I LOVEDED IT!");
1080                 var piggie = document.getElementById("piggie");
1081                 piggie.style.display = "block";
1082
1083                 if (navigator.userAgent.match("Gecko") && Math.random(1) > 0.5) {
1084                         piggie2_callback();
1085                 } else {
1086                         piggie_callback();
1087                 }
1088         }
1089 }
1090
1091 function validateOpmlImport() {
1092
1093         var opml_file = document.getElementById("opml_file");
1094
1095         if (opml_file.value.length == 0) {
1096                 alert("No OPML file to upload.");
1097                 return false;
1098         } else {
1099                 return true;
1100         }
1101 }
1102
1103 function updateFilterList(sort_key) {
1104
1105         if (!xmlhttp_ready(xmlhttp)) {
1106                 printLockingError();
1107                 return
1108         }
1109
1110 //      document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
1111
1112 //      p_notify("Loading, please wait...");
1113
1114         xmlhttp.open("GET", "backend.php?op=pref-filters&sort=" +
1115                 param_escape(sort_key), true);
1116         xmlhttp.onreadystatechange=filterlist_callback;
1117         xmlhttp.send(null);
1118
1119 }
1120
1121 function updateLabelList(sort_key) {
1122
1123         if (!xmlhttp_ready(xmlhttp)) {
1124                 printLockingError();
1125                 return
1126         }
1127
1128 //      p_notify("Loading, please wait...");
1129
1130 //      document.getElementById("prefContent").innerHTML = "Loading labels, please wait...";
1131
1132         xmlhttp.open("GET", "backend.php?op=pref-labels&sort=" +
1133                 param_escape(sort_key), true);
1134         xmlhttp.onreadystatechange=labellist_callback;
1135         xmlhttp.send(null);
1136 }
1137
1138 function updatePrefsList() {
1139
1140         if (!xmlhttp_ready(xmlhttp)) {
1141                 printLockingError();
1142                 return
1143         }
1144
1145 //      p_notify("Loading, please wait...");
1146
1147         xmlhttp.open("GET", "backend.php?op=pref-prefs", true);
1148         xmlhttp.onreadystatechange=prefslist_callback;
1149         xmlhttp.send(null);
1150
1151 }
1152
1153 function selectTab(id, noupdate, subop) {
1154
1155 //      alert(id);
1156
1157         if (!id) id = active_tab;
1158
1159         try {
1160
1161                 if (!xmlhttp_ready(xmlhttp)) {
1162                         printLockingError();
1163                         return
1164                 }
1165
1166                 try {
1167                         var c = document.getElementById('prefContent');
1168                         c.scrollTop = 0;
1169                 } catch (e) { };
1170
1171                 if (!noupdate) {
1172
1173                         debug("selectTab: " + id + "(NU: " + noupdate + ")");
1174
1175                         notify_progress("Loading, please wait...");
1176
1177                         // close active infobox if needed
1178                         closeInfoBox();
1179
1180                         // clean up all current selections, just in case
1181                         active_feed_cat = false;
1182                         active_label = false;
1183
1184                         if (id == "feedConfig") {
1185                                 updateFeedList();
1186                         } else if (id == "filterConfig") {
1187                                 updateFilterList();
1188                         } else if (id == "labelConfig") {
1189                                 updateLabelList();
1190                         } else if (id == "genConfig") {
1191                                 updatePrefsList();
1192                         } else if (id == "userConfig") {
1193                                 updateUsersList();
1194                         } else if (id == "feedBrowser") {
1195                                 updateBigFeedBrowser();
1196                         }
1197                 }
1198
1199                 var tab = document.getElementById(active_tab + "Tab");
1200
1201                 if (tab) {
1202                         if (tab.className.match("Selected")) {
1203                                 tab.className = "prefsTab";
1204                         }
1205                 }
1206
1207                 tab = document.getElementById(id + "Tab");
1208
1209                 if (tab) {
1210                         if (!tab.className.match("Selected")) {
1211                                 tab.className = tab.className + "Selected";
1212                         }
1213                 }
1214
1215                 if (active_tab != id) {
1216                         storeInitParam("prefs_active_tab", id);
1217                 }
1218
1219                 active_tab = id;
1220
1221         } catch (e) {
1222                 exception_error("selectTab", e);
1223         }
1224 }
1225
1226 function backend_sanity_check_callback() {
1227
1228         if (xmlhttp.readyState == 4) {
1229
1230                 try {
1231
1232                         if (!xmlhttp.responseXML) {
1233                                 fatalError(3, "[D001, Received reply is not XML]: " + xmlhttp.responseText);
1234                                 return;
1235                         }
1236
1237                         var reply = xmlhttp.responseXML.firstChild.firstChild;
1238
1239                         if (!reply) {
1240                                 fatalError(3, "[D002, Invalid RPC reply]: " + xmlhttp.responseText);
1241                                 return;
1242                         }
1243
1244                         var error_code = reply.getAttribute("error-code");
1245
1246                         if (error_code && error_code != 0) {
1247                                 return fatalError(error_code, reply.getAttribute("error-msg"));
1248                         }
1249
1250                         debug("sanity check ok");
1251
1252                         var params = reply.nextSibling;
1253
1254                         if (params) {
1255                                 debug('reading init-params...');
1256                                 var param = params.firstChild;
1257
1258                                 while (param) {
1259                                         var k = param.getAttribute("key");
1260                                         var v = param.getAttribute("value");
1261                                         debug(k + " => " + v);
1262                                         init_params[k] = v;
1263                                         param = param.nextSibling;
1264                                 }
1265                         }
1266
1267                         init_second_stage();
1268
1269                 } catch (e) {
1270                         exception_error("backend_sanity_check_callback", e);
1271                 }
1272         }
1273 }
1274
1275 function init_second_stage() {
1276
1277         try {
1278                 active_tab = getInitParam("prefs_active_tab");
1279                 if (!active_tab) active_tab = "genConfig";
1280
1281                 document.onkeydown = pref_hotkey_handler;
1282
1283                 var tab = getURLParam('tab');
1284
1285                 caller_subop = getURLParam('subop');
1286
1287                 if (tab) {
1288                         active_tab = tab;
1289                 }
1290
1291                 if (navigator.userAgent.match("Opera")) {
1292                         setTimeout("selectTab()", 500);
1293                 } else {
1294                         selectTab(active_tab);
1295                 }
1296                 notify("");
1297         } catch (e) {
1298                 exception_error("init_second_stage", e);
1299         }
1300 }
1301
1302 function init() {
1303
1304         try {
1305
1306                 if (arguments.callee.done) return;
1307                 arguments.callee.done = true;
1308
1309                 if (getURLParam('debug')) {
1310                         document.getElementById('debug_output').style.display = 'block';
1311                         debug('debug mode activated');
1312                 }
1313
1314                 // IE kludge
1315                 if (!xmlhttp) {
1316                         document.getElementById("prefContent").innerHTML =
1317                                 "<b>Fatal error:</b> This program needs XmlHttpRequest " +
1318                                 "to function properly. Your browser doesn't seem to support it.";
1319                         return;
1320                 }
1321
1322                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
1323                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
1324                 xmlhttp.send(null);
1325
1326         } catch (e) {
1327                 exception_error("init", e);
1328         }
1329 }
1330
1331 function categorizeSelectedFeeds() {
1332
1333         if (!xmlhttp_ready(xmlhttp)) {
1334                 printLockingError();
1335                 return
1336         }
1337
1338         var sel_rows = getSelectedFeeds();
1339
1340         var cat_sel = document.getElementById("sfeed_set_fcat");
1341         var cat_id = cat_sel[cat_sel.selectedIndex].value;
1342
1343         if (sel_rows.length > 0) {
1344
1345                 notify_progress("Changing category of selected feeds...");
1346
1347                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=categorize&ids="+
1348                         param_escape(sel_rows.toString()) + "&cat_id=" + param_escape(cat_id), true);
1349                 xmlhttp.onreadystatechange=feedlist_callback;
1350                 xmlhttp.send(null);
1351
1352         } else {
1353
1354                 alert("No feeds are selected.");
1355
1356         }
1357
1358 }
1359
1360 function validatePrefsReset() {
1361         return confirm("Reset to defaults?");
1362 }
1363
1364 function browseFeeds(limit) {
1365
1366         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=browse", true);
1367         xmlhttp.onreadystatechange=infobox_callback;
1368         xmlhttp.send(null);
1369
1370 }
1371
1372 function feedBrowserSubscribe() {
1373         try {
1374
1375                 var selected = getSelectedFeedsFromBrowser();
1376
1377                 if (selected.length > 0) {
1378                         closeInfoBox();
1379                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1380                                 param_escape(selected.toString()), true);
1381                         xmlhttp.onreadystatechange=feedlist_callback;
1382                         xmlhttp.send(null);
1383                 } else {
1384                         alert("No feeds are selected.");
1385                 }
1386
1387         } catch (e) {
1388                 exception_error("feedBrowserSubscribe", e);
1389         }
1390 }
1391
1392 function updateBigFeedBrowser(limit) {
1393
1394         if (!xmlhttp_ready(xmlhttp)) {
1395                 printLockingError();
1396                 return
1397         }
1398
1399 //      p_notify("Loading, please wait...");
1400
1401         var query = "backend.php?op=pref-feed-browser";
1402
1403         var limit_sel = document.getElementById("feedBrowserLimit");
1404
1405         if (limit_sel) {
1406                 var limit = limit_sel[limit_sel.selectedIndex].value;
1407                 query = query + "&limit=" + param_escape(limit);
1408         }
1409
1410         xmlhttp.open("GET", query, true);
1411         xmlhttp.onreadystatechange=feed_browser_callback;
1412         xmlhttp.send(null);
1413 }
1414
1415 function browserToggleExpand(id) {
1416         try {
1417 /*              if (feed_to_expand && feed_to_expand != id) {
1418                         var d = document.getElementById("BRDET-" + feed_to_expand);
1419                         d.style.display = "none";
1420                 } */
1421
1422                 if (!xmlhttp_ready(xmlhttp)) {
1423                         printLockingError();
1424                         return
1425                 }
1426
1427                 var d = document.getElementById("BRDET-" + id);
1428
1429                 if (d.style.display == "block") {
1430                         d.style.display = "none";
1431
1432                 } else {
1433
1434                         feed_to_expand = id;
1435
1436                         d.style.display = "block";
1437                         d.innerHTML = "Loading, please wait...";
1438
1439                         xmlhttp.open("GET", "backend.php?op=pref-feed-browser&subop=details&id="
1440                                 + param_escape(id), true);
1441                         xmlhttp.onreadystatechange=expand_feed_callback;
1442                         xmlhttp.send(null);
1443                 }
1444
1445         } catch (e) {
1446                 exception_error("browserExpand", e);
1447         }
1448 }
1449
1450 function validateNewPassword(form) {
1451         if (form.OLD_PASSWORD.value == "") {
1452                 alert("Old password cannot be blank");
1453                 return false;
1454         }
1455         if (form.NEW_PASSWORD.value == "") {
1456                 alert("New password cannot be blank");
1457                 return false;
1458         }
1459         return true;
1460 }
1461
1462 function selectPrefRows(kind, select) {
1463
1464         if (kind) {
1465                 var opbarid = false;
1466                 var nchk = false;
1467                 var nrow = false;
1468                 var lname = false;
1469
1470                 if (kind == "feed") {
1471                         opbarid = "feedOpToolbar";
1472                         nrow = "FEEDR-";
1473                         nchk = "FRCHK-";
1474                         lname = "prefFeedList";
1475                 } else if (kind == "fcat") {
1476                         opbarid = "catOpToolbar";
1477                         nrow = "FCATR-";
1478                         nchk = "FCCHK-";
1479                         lname = "prefFeedCatList";
1480                 } else if (kind == "filter") {
1481                         opbarid = "filterOpToolbar";
1482                         nrow = "FILRR-";
1483                         nchk = "FICHK-";
1484                         lname = "prefFilterList";
1485                 } else if (kind == "label") {
1486                         opbarid = "labelOpToolbar";
1487                         nrow = "LILRR-";
1488                         nchk = "LICHK-";
1489                         lname = "prefLabelList";
1490                 } else if (kind == "user") {
1491                         opbarid = "userOpToolbar";
1492                         nrow = "UMRR-";
1493                         nchk = "UMCHK-";
1494                         lname = "prefUserList";
1495                 }
1496
1497                 if (opbarid) {
1498                         selectTableRowsByIdPrefix(lname, nrow, nchk, select);
1499                         disableContainerChildren(opbarid, !select);
1500                 }
1501
1502         }
1503 }
1504
1505
1506 function toggleSelectPrefRow(sender, kind) {
1507
1508         toggleSelectRow(sender);
1509
1510         if (kind) {
1511                 var opbarid = false;
1512                 var nsel = -1;
1513
1514                 if (kind == "feed") {
1515                         opbarid = "feedOpToolbar";
1516                         nsel = getSelectedFeeds();
1517                 } else if (kind == "fcat") {
1518                         opbarid = "catOpToolbar";
1519                         nsel = getSelectedFeedCats();
1520                 } else if (kind == "filter") {
1521                         opbarid = "filterOpToolbar";
1522                         nsel = getSelectedFilters();
1523                 } else if (kind == "label") {
1524                         opbarid = "labelOpToolbar";
1525                         nsel = getSelectedLabels();
1526                 } else if (kind == "user") {
1527                         opbarid = "userOpToolbar";
1528                         nsel = getSelectedUsers();
1529                 }
1530
1531                 if (opbarid && nsel != -1) {
1532                         disableContainerChildren(opbarid, nsel == false);
1533                 }
1534
1535         }
1536 }
1537
1538 function toggleSelectFBListRow(sender) {
1539         toggleSelectListRow(sender);
1540         disableContainerChildren("fbrOpToolbar", getSelectedFeedsFromBrowser() == 0);
1541 }
1542
1543 var seq = "";
1544
1545 function pref_hotkey_handler(e) {
1546         try {
1547
1548                 var keycode;
1549
1550                 if (!hotkeys_enabled) return;
1551
1552                 if (window.event) {
1553                         keycode = window.event.keyCode;
1554                 } else if (e) {
1555                         keycode = e.which;
1556                 }
1557
1558                 if (keycode == 13 || keycode == 27) {
1559                         seq = "";
1560                 } else {
1561                         seq = seq + "" + keycode;
1562                 }
1563
1564
1565         if (document.getElementById("piggie")) {
1566
1567                 if (seq.match("807371717369")) {
1568                         seq = "";
1569                         localPiggieFunction(true);
1570                 } else {
1571                         localPiggieFunction(false);
1572                 }
1573         }
1574
1575         } catch (e) {
1576                 exception_error("pref_hotkey_handler", e);
1577         }
1578 }
1579
1580 function userSwitch() {
1581         var chooser = document.getElementById("userSwitch");
1582         var user = chooser[chooser.selectedIndex].value;
1583         window.location = "prefs.php?swu=" + user;
1584 }
1585
1586 function editFeedCats() {
1587         if (!xmlhttp_ready(xmlhttp)) {
1588                 printLockingError();
1589                 return
1590         }
1591
1592         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats", true);
1593         xmlhttp.onreadystatechange=infobox_callback;
1594         xmlhttp.send(null);
1595 }
1596
1597 function showFeedsWithErrors() {
1598         displayDlg('feedUpdateErrors');
1599 }
1600
1601 function changeUserPassword() {
1602
1603         try {
1604
1605                 if (!xmlhttp_ready(xmlhttp)) {
1606                         printLockingError();
1607                         return false;
1608                 }
1609
1610                 var query = Form.serialize("change_pass_form");
1611
1612                 notify_progress("Trying to change password...");
1613
1614                 xmlhttp.open("POST", "backend.php", true);
1615                 xmlhttp.onreadystatechange=changepass_callback;
1616                 xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
1617                 xmlhttp.send(query);
1618
1619         } catch (e) {
1620                 exception_error("changeUserPassword", e);
1621         }
1622
1623         return false;
1624 }
1625