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         try {
 136                 if (xmlhttp.readyState == 4) {
 137
 138                         if (xmlhttp.responseText.indexOf("ERROR: ") == 0) {
 139                                 notify_error(xmlhttp.responseText.replace("ERROR: ", ""));
 140                         } else {
 141                                 notify_info(xmlhttp.responseText);
 142                                 var warn = document.getElementById("default_pass_warning");
 143                                 if (warn) warn.style.display = "none";
 144                         }
 145
 146                         document.forms['change_pass_form'].reset();
 147
 148                 }
 149         } catch (e) {
 150                 exception_error("changepass_callback", e);
 151         }
 152 }
 153
 154 function updateFeedList(sort_key) {
 155
 156         if (!xmlhttp_ready(xmlhttp)) {
 157                 printLockingError();
 158                 return
 159         }
 160
 161 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 162
 163 //      p_notify("Loading, please wait...");
 164
 165         var feed_search = document.getElementById("feed_search");
 166         var search = "";
 167         if (feed_search) { search = feed_search.value; }
 168
 169         xmlhttp.open("GET", "backend.php?op=pref-feeds" +
 170                 "&sort=" + param_escape(sort_key) +
 171                 "&search=" + param_escape(search), true);
 172         xmlhttp.onreadystatechange=feedlist_callback;
 173         xmlhttp.send(null);
 174
 175 }
 176
 177 function updateUsersList(sort_key) {
 178
 179         if (!xmlhttp_ready(xmlhttp)) {
 180                 printLockingError();
 181                 return
 182         }
 183
 184 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 185
 186 //      p_notify("Loading, please wait...");
 187
 188         xmlhttp.open("GET", "backend.php?op=pref-users&sort="
 189                 + param_escape(sort_key), true);
 190         xmlhttp.onreadystatechange=userlist_callback;
 191         xmlhttp.send(null);
 192
 193 }
 194
 195 function addLabel() {
 196
 197         if (!xmlhttp_ready(xmlhttp)) {
 198                 printLockingError();
 199                 return
 200         }
 201
 202         var form = document.forms['label_edit_form'];
 203
 204         var sql_exp = form.sql_exp.value;
 205         var description = form.description.value;
 206
 207         if (sql_exp == "") {
 208                 alert("Can't create label: missing SQL expression.");
 209                 return false;
 210         }
 211
 212         if (description == "") {
 213                 alert("Can't create label: missing caption.");
 214                 return false;
 215         }
 216
 217         var query = Form.serialize("label_edit_form");
 218
 219         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=add&" + query, true);
 220         xmlhttp.onreadystatechange=infobox_submit_callback;
 221         xmlhttp.send(null);
 222 }
 223
 224 function addFeed() {
 225
 226         if (!xmlhttp_ready(xmlhttp)) {
 227                 printLockingError();
 228                 return
 229         }
 230
 231         var link = document.getElementById("fadd_link");
 232
 233         if (link.value.length == 0) {
 234                 alert(__("Error: No feed URL given."));
 235         } else if (!isValidURL(link.value)) {
 236                 alert(__("Error: Invalid feed URL."));
 237         } else {
 238                 notify_progress("Adding feed...");
 239
 240                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&from=tt-rss&feed_url=" +
 241                         param_escape(link.value), true);
 242                 xmlhttp.onreadystatechange=feedlist_callback;
 243                 xmlhttp.send(null);
 244
 245                 link.value = "";
 246
 247         }
 248
 249 }
 250
 251 function addFeedCat() {
 252
 253         if (!xmlhttp_ready(xmlhttp)) {
 254                 printLockingError();
 255                 return
 256         }
 257
 258         var cat = document.getElementById("fadd_cat");
 259
 260         if (cat.value.length == 0) {
 261                 alert(__("Can't add category: no name specified."));
 262         } else {
 263                 notify_progress("Adding feed category...");
 264
 265                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats&action=add&cat=" +
 266                         param_escape(cat.value), true);
 267                 xmlhttp.onreadystatechange=infobox_callback;
 268                 xmlhttp.send(null);
 269
 270                 link.value = "";
 271
 272         }
 273
 274 }
 275 function addUser() {
 276
 277         if (!xmlhttp_ready(xmlhttp)) {
 278                 printLockingError();
 279                 return
 280         }
 281
 282         var sqlexp = document.getElementById("uadd_box");
 283
 284         if (sqlexp.value.length == 0) {
 285                 alert("Can't add user: no login specified.");
 286         } else {
 287                 notify_progress("Adding user...");
 288
 289                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=add&login=" +
 290                         param_escape(sqlexp.value), true);
 291
 292                 xmlhttp.onreadystatechange=userlist_callback;
 293                 xmlhttp.send(null);
 294
 295                 sqlexp.value = "";
 296         }
 297
 298 }
 299
 300 function editLabel(id) {
 301
 302         if (!xmlhttp_ready(xmlhttp)) {
 303                 printLockingError();
 304                 return
 305         }
 306
 307         notify_progress("Loading, please wait...");
 308
 309         document.getElementById("label_create_btn").disabled = true;
 310
 311         active_label = id;
 312
 313         selectTableRowsByIdPrefix('prefLabelList', 'LILRR-', 'LICHK-', false);
 314         selectTableRowById('LILRR-'+id, 'LICHK-'+id, true);
 315
 316         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=edit&id=" +
 317                 param_escape(id), true);
 318         xmlhttp.onreadystatechange=infobox_callback;
 319         xmlhttp.send(null);
 320
 321 }
 322
 323 function editUser(id) {
 324
 325         if (!xmlhttp_ready(xmlhttp)) {
 326                 printLockingError();
 327                 return
 328         }
 329
 330         notify_progress("Loading, please wait...");
 331
 332         selectTableRowsByIdPrefix('prefUserList', 'UMRR-', 'UMCHK-', false);
 333         selectTableRowById('UMRR-'+id, 'UMCHK-'+id, true);
 334
 335         xmlhttp.open("GET", "backend.php?op=pref-users&subop=edit&id=" +
 336                 param_escape(id), true);
 337         xmlhttp.onreadystatechange=infobox_callback;
 338         xmlhttp.send(null);
 339
 340 }
 341
 342 function editFilter(id) {
 343
 344         if (!xmlhttp_ready(xmlhttp)) {
 345                 printLockingError();
 346                 return
 347         }
 348
 349         notify_progress("Loading, please wait...");
 350
 351         document.getElementById("create_filter_btn").disabled = true;
 352
 353         selectTableRowsByIdPrefix('prefFilterList', 'FILRR-', 'FICHK-', false);
 354         selectTableRowById('FILRR-'+id, 'FICHK-'+id, true);
 355
 356         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=edit&id=" + param_escape(id), true);
 357         xmlhttp.onreadystatechange=infobox_callback;
 358         xmlhttp.send(null);
 359 }
 360
 361 function editFeed(feed) {
 362
 363 //      notify("Editing feed...");
 364
 365         if (!xmlhttp_ready(xmlhttp)) {
 366                 printLockingError();
 367                 return
 368         }
 369
 370         notify_progress("Loading, please wait...");
 371
 372         // clean selection from all rows & select row being edited
 373         selectTableRowsByIdPrefix('prefFeedList', 'FEEDR-', 'FRCHK-', false);
 374         selectTableRowById('FEEDR-'+feed, 'FRCHK-'+feed, true);
 375
 376         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editfeed&id=" +
 377                 param_escape(feed), true);
 378
 379         xmlhttp.onreadystatechange=infobox_callback;
 380         xmlhttp.send(null);
 381
 382 }
 383
 384 function editFeedCat(cat) {
 385
 386         if (!xmlhttp_ready(xmlhttp)) {
 387                 printLockingError();
 388                 return
 389         }
 390
 391         notify_progress("Loading, please wait...");
 392
 393         active_feed_cat = cat;
 394
 395         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats&action=edit&id=" +
 396                 param_escape(cat), true);
 397         xmlhttp.onreadystatechange=infobox_callback;
 398         xmlhttp.send(null);
 399
 400 }
 401
 402 function getSelectedLabels() {
 403         return getSelectedTableRowIds("prefLabelList", "LILRR");
 404 }
 405
 406 function getSelectedUsers() {
 407         return getSelectedTableRowIds("prefUserList", "UMRR");
 408 }
 409
 410 function getSelectedFeeds() {
 411         return getSelectedTableRowIds("prefFeedList", "FEEDR");
 412 }
 413
 414 function getSelectedFilters() {
 415         return getSelectedTableRowIds("prefFilterList", "FILRR");
 416 }
 417
 418 function getSelectedFeedCats() {
 419         return getSelectedTableRowIds("prefFeedCatList", "FCATR");
 420 }
 421
 422 function getSelectedFeedsFromBrowser() {
 423
 424         var list = document.getElementById("browseFeedList");
 425         if (!list) list = document.getElementById("browseBigFeedList");
 426
 427         var selected = new Array();
 428
 429         for (i = 0; i < list.childNodes.length; i++) {
 430                 var child = list.childNodes[i];
 431                 if (child.id && child.id.match("FBROW-")) {
 432                         var id = child.id.replace("FBROW-", "");
 433
 434                         var cb = document.getElementById("FBCHK-" + id);
 435
 436                         if (cb.checked) {
 437                                 selected.push(id);
 438                         }
 439                 }
 440         }
 441
 442         return selected;
 443 }
 444
 445 function removeSelectedLabels() {
 446
 447         if (!xmlhttp_ready(xmlhttp)) {
 448                 printLockingError();
 449                 return
 450         }
 451
 452         var sel_rows = getSelectedLabels();
 453
 454         if (sel_rows.length > 0) {
 455
 456                 var ok = confirm("Remove selected labels?");
 457
 458                 if (ok) {
 459                         notify_progress("Removing selected labels...");
 460
 461                         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=remove&ids="+
 462                                 param_escape(sel_rows.toString()), true);
 463                         xmlhttp.onreadystatechange=labellist_callback;
 464                         xmlhttp.send(null);
 465                 }
 466         } else {
 467                 alert("No labels are selected.");
 468         }
 469
 470         return false;
 471 }
 472
 473 function removeSelectedUsers() {
 474
 475         if (!xmlhttp_ready(xmlhttp)) {
 476                 printLockingError();
 477                 return
 478         }
 479
 480         var sel_rows = getSelectedUsers();
 481
 482         if (sel_rows.length > 0) {
 483
 484                 var ok = confirm("Remove selected users?");
 485
 486                 if (ok) {
 487                         notify_progress("Removing selected users...");
 488
 489                         xmlhttp.open("GET", "backend.php?op=pref-users&subop=remove&ids="+
 490                                 param_escape(sel_rows.toString()), true);
 491                         xmlhttp.onreadystatechange=userlist_callback;
 492                         xmlhttp.send(null);
 493                 }
 494
 495         } else {
 496                 alert("No users are selected.");
 497         }
 498
 499         return false;
 500 }
 501
 502 function removeSelectedFilters() {
 503
 504         if (!xmlhttp_ready(xmlhttp)) {
 505                 printLockingError();
 506                 return
 507         }
 508
 509         var sel_rows = getSelectedFilters();
 510
 511         if (sel_rows.length > 0) {
 512
 513                 var ok = confirm("Remove selected filters?");
 514
 515                 if (ok) {
 516                         notify_progress("Removing selected filters...");
 517
 518                         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=remove&ids="+
 519                                 param_escape(sel_rows.toString()), true);
 520                         xmlhttp.onreadystatechange=filterlist_callback;
 521                         xmlhttp.send(null);
 522                 }
 523         } else {
 524                 alert("No filters are selected.");
 525         }
 526
 527         return false;
 528 }
 529
 530
 531 function removeSelectedFeeds() {
 532
 533         if (!xmlhttp_ready(xmlhttp)) {
 534                 printLockingError();
 535                 return
 536         }
 537
 538         var sel_rows = getSelectedFeeds();
 539
 540         if (sel_rows.length > 0) {
 541
 542                 var ok = confirm("Unsubscribe from selected feeds?");
 543
 544                 if (ok) {
 545
 546                         notify_progress("Unsubscribing from selected feeds...");
 547
 548                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 549                                 param_escape(sel_rows.toString()), true);
 550                         xmlhttp.onreadystatechange=feedlist_callback;
 551                         xmlhttp.send(null);
 552                 }
 553
 554         } else {
 555
 556                 alert("No feeds are selected.");
 557
 558         }
 559
 560         return false;
 561 }
 562
 563 function removeSelectedFeedCats() {
 564
 565         if (!xmlhttp_ready(xmlhttp)) {
 566                 printLockingError();
 567                 return
 568         }
 569
 570         var sel_rows = getSelectedFeedCats();
 571
 572         if (sel_rows.length > 0) {
 573
 574                 var ok = confirm("Remove selected categories?");
 575
 576                 if (ok) {
 577                         notify_progress("Removing selected categories...");
 578
 579                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats&action=remove&ids="+
 580                                 param_escape(sel_rows.toString()), true);
 581                         xmlhttp.onreadystatechange=infobox_callback;
 582                         xmlhttp.send(null);
 583                 }
 584
 585         } else {
 586
 587                 alert("No categories are selected.");
 588
 589         }
 590
 591         return false;
 592 }
 593
 594 function feedEditCancel() {
 595
 596         if (!xmlhttp_ready(xmlhttp)) {
 597                 printLockingError();
 598                 return
 599         }
 600
 601         closeInfoBox();
 602
 603         selectPrefRows('feed', false); // cleanup feed selection
 604
 605         return false;
 606 }
 607
 608 function feedCatEditCancel() {
 609
 610         if (!xmlhttp_ready(xmlhttp)) {
 611                 printLockingError();
 612                 return
 613         }
 614
 615         active_feed_cat = false;
 616
 617 //      notify("Operation cancelled.");
 618
 619         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats", true);
 620         xmlhttp.onreadystatechange=infobox_callback;
 621         xmlhttp.send(null);
 622
 623         return false;
 624 }
 625
 626 function feedEditSave() {
 627
 628         try {
 629
 630                 if (!xmlhttp_ready(xmlhttp)) {
 631                         printLockingError();
 632                         return
 633                 }
 634
 635                 // FIXME: add parameter validation
 636
 637                 var query = Form.serialize("edit_feed_form");
 638
 639                 notify_progress("Saving feed...");
 640
 641                 xmlhttp.open("POST", "backend.php", true);
 642                 xmlhttp.onreadystatechange=feedlist_callback;
 643                 xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
 644                 xmlhttp.send(query);
 645
 646                 closeInfoBox();
 647
 648                 return false;
 649
 650         } catch (e) {
 651                 exception_error("feedEditSave", e);
 652         }
 653 }
 654
 655 function feedCatEditSave() {
 656
 657         if (!xmlhttp_ready(xmlhttp)) {
 658                 printLockingError();
 659                 return
 660         }
 661
 662         notify_progress("Saving category...");
 663
 664         var query = Form.serialize("feed_cat_edit_form");
 665
 666         xmlhttp.open("GET", "backend.php?" + query, true);
 667         xmlhttp.onreadystatechange=infobox_callback;
 668         xmlhttp.send(null);
 669
 670         active_feed_cat = false;
 671
 672         return false;
 673 }
 674
 675
 676 function labelTest() {
 677
 678         var container = document.getElementById('label_test_result');
 679         container.style.display = "block";
 680         container.innerHTML = "<p>Loading, please wait...</p>";
 681
 682         var form = document.forms['label_edit_form'];
 683
 684         var sql_exp = form.sql_exp.value;
 685         var description = form.description.value;
 686
 687         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=test&expr=" +
 688                 param_escape(sql_exp) + "&descr=" + param_escape(description), true);
 689
 690         xmlhttp.onreadystatechange=labeltest_callback;
 691         xmlhttp.send(null);
 692
 693         return false;
 694 }
 695
 696 function displayHelpInfobox(topic_id) {
 697
 698         if (!xmlhttp_ready(xmlhttp)) {
 699                 printLockingError();
 700                 return
 701         }
 702
 703         notify_progress("Loading help...");
 704
 705         xmlhttp.open("GET", "backend.php?op=help&tid=" +
 706                 param_escape(topic_id) + "&noheaders=1", true);
 707
 708         xmlhttp.onreadystatechange=infobox_callback;
 709         xmlhttp.send(null);
 710
 711 }
 712
 713 function labelEditCancel() {
 714
 715         if (!xmlhttp_ready(xmlhttp)) {
 716                 printLockingError();
 717                 return
 718         }
 719
 720         document.getElementById("label_create_btn").disabled = false;
 721
 722         active_label = false;
 723
 724         selectPrefRows('label', false); // cleanup feed selection
 725         closeInfoBox();
 726
 727         return false;
 728 }
 729
 730 function userEditCancel() {
 731
 732         if (!xmlhttp_ready(xmlhttp)) {
 733                 printLockingError();
 734                 return
 735         }
 736
 737         selectPrefRows('user', false); // cleanup feed selection
 738         closeInfoBox();
 739
 740         return false;
 741 }
 742
 743 function filterEditCancel() {
 744
 745         if (!xmlhttp_ready(xmlhttp)) {
 746                 printLockingError();
 747                 return
 748         }
 749
 750         document.getElementById("create_filter_btn").disabled = false;
 751
 752         selectPrefRows('filter', false); // cleanup feed selection
 753         closeInfoBox();
 754
 755         return false;
 756 }
 757
 758 function labelEditSave() {
 759
 760         var label = active_label;
 761
 762         if (!xmlhttp_ready(xmlhttp)) {
 763                 printLockingError();
 764                 return
 765         }
 766
 767 /*      if (!is_opera()) {
 768
 769                 var sql_exp = document.forms["label_edit_form"].sql_exp.value;
 770                 var description = document.forms["label_edit_form"].description.value;
 771
 772                 if (sql_exp.length == 0) {
 773                         alert("SQL Expression cannot be blank.");
 774                         return false;
 775                 }
 776
 777                 if (description.length == 0) {
 778                         alert("Caption field cannot be blank.");
 779                         return false;
 780                 }
 781         } */
 782
 783         closeInfoBox();
 784
 785         notify_progress("Saving label...");
 786
 787         active_label = false;
 788
 789         query = Form.serialize("label_edit_form");
 790
 791         xmlhttp.open("GET", "backend.php?" + query, true);
 792         xmlhttp.onreadystatechange=labellist_callback;
 793         xmlhttp.send(null);
 794
 795         return false;
 796 }
 797
 798 function userEditSave() {
 799
 800         if (!xmlhttp_ready(xmlhttp)) {
 801                 printLockingError();
 802                 return
 803         }
 804
 805         var login = document.forms["user_edit_form"].login.value;
 806
 807         if (login.length == 0) {
 808                 alert("Login field cannot be blank.");
 809                 return;
 810         }
 811
 812         notify_progress("Saving user...");
 813
 814         closeInfoBox();
 815
 816         var query = Form.serialize("user_edit_form");
 817
 818         xmlhttp.open("GET", "backend.php?" + query, true);
 819         xmlhttp.onreadystatechange=userlist_callback;
 820         xmlhttp.send(null);
 821
 822         return false;
 823 }
 824
 825
 826 function filterEditSave() {
 827
 828         if (!xmlhttp_ready(xmlhttp)) {
 829                 printLockingError();
 830                 return
 831         }
 832
 833 /*      if (!is_opera()) {
 834                 var reg_exp = document.forms["filter_edit_form"].reg_exp.value;
 835
 836                 if (reg_exp.length == 0) {
 837                         alert("Filter expression field cannot be blank.");
 838                         return;
 839                 }
 840         } */
 841
 842         notify_progress("Saving filter...");
 843
 844         var query = Form.serialize("filter_edit_form");
 845
 846         closeInfoBox();
 847
 848         document.getElementById("create_filter_btn").disabled = false;
 849
 850         xmlhttp.open("GET", "backend.php?" + query, true);
 851         xmlhttp.onreadystatechange=filterlist_callback;
 852         xmlhttp.send(null);
 853
 854         return false;
 855 }
 856
 857 function editSelectedLabel() {
 858         var rows = getSelectedLabels();
 859
 860         if (rows.length == 0) {
 861                 alert(__("No labels are selected."));
 862                 return;
 863         }
 864
 865         if (rows.length > 1) {
 866                 alert(__("Please select only one label."));
 867                 return;
 868         }
 869
 870         notify("");
 871
 872         editLabel(rows[0]);
 873
 874 }
 875
 876 function editSelectedUser() {
 877         var rows = getSelectedUsers();
 878
 879         if (rows.length == 0) {
 880                 alert(__("No users are selected."));
 881                 return;
 882         }
 883
 884         if (rows.length > 1) {
 885                 alert(__("Please select only one user."));
 886                 return;
 887         }
 888
 889         notify("");
 890
 891         editUser(rows[0]);
 892 }
 893
 894 function resetSelectedUserPass() {
 895         var rows = getSelectedUsers();
 896
 897         if (rows.length == 0) {
 898                 alert(__("No users are selected."));
 899                 return;
 900         }
 901
 902         if (rows.length > 1) {
 903                 alert(__("Please select only one user."));
 904                 return;
 905         }
 906
 907         var ok = confirm(__("Reset password of selected user?"));
 908
 909         if (ok) {
 910                 notify_progress("Resetting password for selected user...");
 911
 912                 var id = rows[0];
 913
 914                 xmlhttp.open("GET", "backend.php?op=pref-users&subop=resetPass&id=" +
 915                         param_escape(id), true);
 916                 xmlhttp.onreadystatechange=userlist_callback;
 917                 xmlhttp.send(null);
 918         }
 919 }
 920
 921 function selectedUserDetails() {
 922
 923         if (!xmlhttp_ready(xmlhttp)) {
 924                 printLockingError();
 925                 return
 926         }
 927
 928         var rows = getSelectedUsers();
 929
 930         if (rows.length == 0) {
 931                 alert(__("No users are selected."));
 932                 return;
 933         }
 934
 935         if (rows.length > 1) {
 936                 alert(__("Please select only one user."));
 937                 return;
 938         }
 939
 940         notify_progress("Loading, please wait...");
 941
 942         var id = rows[0];
 943
 944         xmlhttp.open("GET", "backend.php?op=user-details&id=" + id, true);
 945         xmlhttp.onreadystatechange=infobox_callback;
 946         xmlhttp.send(null);
 947
 948 }
 949
 950 function selectedFeedDetails() {
 951
 952         if (!xmlhttp_ready(xmlhttp)) {
 953                 printLockingError();
 954                 return
 955         }
 956
 957         var rows = getSelectedFeeds();
 958
 959         if (rows.length == 0) {
 960                 alert(__("No feeds are selected."));
 961                 return;
 962         }
 963
 964         if (rows.length > 1) {
 965                 alert(__("Please select only one feed."));
 966                 return;
 967         }
 968
 969 //      var id = rows[0];
 970
 971         notify("");
 972
 973         xmlhttp.open("GET", "backend.php?op=feed-details&id=" +
 974                 param_escape(rows.toString()), true);
 975         xmlhttp.onreadystatechange=infobox_callback;
 976         xmlhttp.send(null);
 977
 978 }
 979
 980 function editSelectedFilter() {
 981         var rows = getSelectedFilters();
 982
 983         if (rows.length == 0) {
 984                 alert(__("No filters are selected."));
 985                 return;
 986         }
 987
 988         if (rows.length > 1) {
 989                 alert(__("Please select only one filter."));
 990                 return;
 991         }
 992
 993         notify("");
 994
 995         editFilter(rows[0]);
 996
 997 }
 998
 999
1000 function editSelectedFeed() {
1001         var rows = getSelectedFeeds();
1002
1003         if (rows.length == 0) {
1004                 alert(__("No feeds are selected."));
1005                 return;
1006         }
1007
1008         if (rows.length > 1) {
1009                 alert(__("Please select one feed."));
1010                 return;
1011         }
1012
1013         notify("");
1014
1015         editFeed(rows[0]);
1016
1017 }
1018
1019 function editSelectedFeedCat() {
1020         var rows = getSelectedFeedCats();
1021
1022         if (rows.length == 0) {
1023                 alert(__("No categories are selected."));
1024                 return;
1025         }
1026
1027         if (rows.length > 1) {
1028                 alert(__("Please select only one category."));
1029                 return;
1030         }
1031
1032         notify("");
1033
1034         editFeedCat(rows[0]);
1035
1036 }
1037
1038 function piggie_callback() {
1039         var piggie = document.getElementById("piggie");
1040
1041         piggie.style.top = piggie_top;
1042         piggie.style.backgroundColor = "white";
1043         piggie.style.borderWidth = "1px";
1044
1045         if (piggie_fwd && piggie_top < 0) {
1046                 setTimeout("piggie_callback()", 50);
1047                 piggie_top = piggie_top + 10;
1048         } else if (piggie_fwd && piggie_top >= 0) {
1049                 piggie_fwd = false;
1050                 setTimeout("piggie_callback()", 50);
1051         } else if (!piggie_fwd && piggie_top > -400) {
1052                 setTimeout("piggie_callback()", 50);
1053                 piggie_top = piggie_top - 10;
1054         } else if (!piggie_fwd && piggie_top <= -400) {
1055                 piggie.style.display = "none";
1056                 piggie_fwd = true;
1057         }
1058 }
1059
1060 var piggie_opacity = 0;
1061
1062 function piggie2_callback() {
1063         var piggie = document.getElementById("piggie");
1064         piggie.style.top = 0;
1065         piggie.style.opacity = piggie_opacity;
1066         piggie.style.backgroundColor = "transparent";
1067         piggie.style.borderWidth = "0px";
1068
1069         if (piggie_fwd && piggie_opacity < 1) {
1070                 setTimeout("piggie2_callback()", 50);
1071                 piggie_opacity = piggie_opacity + 0.03;
1072         } else if (piggie_fwd && piggie_opacity >= 1) {
1073                 piggie_fwd = false;
1074                 setTimeout("piggie2_callback()", 50);
1075         } else if (!piggie_fwd && piggie_opacity > 0) {
1076                 setTimeout("piggie2_callback()", 50);
1077                 piggie_opacity = piggie_opacity - 0.03;
1078         } else if (!piggie_fwd && piggie_opacity <= 0) {
1079                 piggie.style.display = "none";
1080                 piggie_fwd = true;
1081         }
1082 }
1083
1084 function localPiggieFunction(enable) {
1085         if (enable) {
1086                 debug("I LOVEDED IT!");
1087                 var piggie = document.getElementById("piggie");
1088                 piggie.style.display = "block";
1089
1090                 if (navigator.userAgent.match("Gecko") && Math.random(1) > 0.5) {
1091                         piggie2_callback();
1092                 } else {
1093                         piggie_callback();
1094                 }
1095         }
1096 }
1097
1098 function validateOpmlImport() {
1099
1100         var opml_file = document.getElementById("opml_file");
1101
1102         if (opml_file.value.length == 0) {
1103                 alert(__("No OPML file to upload."));
1104                 return false;
1105         } else {
1106                 return true;
1107         }
1108 }
1109
1110 function updateFilterList(sort_key) {
1111
1112         if (!xmlhttp_ready(xmlhttp)) {
1113                 printLockingError();
1114                 return
1115         }
1116
1117 //      document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
1118
1119 //      p_notify("Loading, please wait...");
1120
1121         xmlhttp.open("GET", "backend.php?op=pref-filters&sort=" +
1122                 param_escape(sort_key), true);
1123         xmlhttp.onreadystatechange=filterlist_callback;
1124         xmlhttp.send(null);
1125
1126 }
1127
1128 function updateLabelList(sort_key) {
1129
1130         if (!xmlhttp_ready(xmlhttp)) {
1131                 printLockingError();
1132                 return
1133         }
1134
1135 //      p_notify("Loading, please wait...");
1136
1137 //      document.getElementById("prefContent").innerHTML = "Loading labels, please wait...";
1138
1139         xmlhttp.open("GET", "backend.php?op=pref-labels&sort=" +
1140                 param_escape(sort_key), true);
1141         xmlhttp.onreadystatechange=labellist_callback;
1142         xmlhttp.send(null);
1143 }
1144
1145 function updatePrefsList() {
1146
1147         if (!xmlhttp_ready(xmlhttp)) {
1148                 printLockingError();
1149                 return
1150         }
1151
1152 //      p_notify("Loading, please wait...");
1153
1154         xmlhttp.open("GET", "backend.php?op=pref-prefs", true);
1155         xmlhttp.onreadystatechange=prefslist_callback;
1156         xmlhttp.send(null);
1157
1158 }
1159
1160 function selectTab(id, noupdate, subop) {
1161
1162 //      alert(id);
1163
1164         if (!id) id = active_tab;
1165
1166         try {
1167
1168                 if (!xmlhttp_ready(xmlhttp)) {
1169                         printLockingError();
1170                         return
1171                 }
1172
1173                 try {
1174                         var c = document.getElementById('prefContent');
1175                         c.scrollTop = 0;
1176                 } catch (e) { };
1177
1178                 if (!noupdate) {
1179
1180                         debug("selectTab: " + id + "(NU: " + noupdate + ")");
1181
1182                         notify_progress("Loading, please wait...");
1183
1184                         // close active infobox if needed
1185                         closeInfoBox();
1186
1187                         // clean up all current selections, just in case
1188                         active_feed_cat = false;
1189                         active_label = false;
1190
1191                         if (id == "feedConfig") {
1192                                 updateFeedList();
1193                         } else if (id == "filterConfig") {
1194                                 updateFilterList();
1195                         } else if (id == "labelConfig") {
1196                                 updateLabelList();
1197                         } else if (id == "genConfig") {
1198                                 updatePrefsList();
1199                         } else if (id == "userConfig") {
1200                                 updateUsersList();
1201                         } else if (id == "feedBrowser") {
1202                                 updateBigFeedBrowser();
1203                         }
1204                 }
1205
1206                 var tab = document.getElementById(active_tab + "Tab");
1207
1208                 if (tab) {
1209                         if (tab.className.match("Selected")) {
1210                                 tab.className = "prefsTab";
1211                         }
1212                 }
1213
1214                 tab = document.getElementById(id + "Tab");
1215
1216                 if (tab) {
1217                         if (!tab.className.match("Selected")) {
1218                                 tab.className = tab.className + "Selected";
1219                         }
1220                 }
1221
1222                 active_tab = id;
1223
1224         } catch (e) {
1225                 exception_error("selectTab", e);
1226         }
1227 }
1228
1229 function backend_sanity_check_callback() {
1230
1231         if (xmlhttp.readyState == 4) {
1232
1233                 try {
1234
1235                         if (!xmlhttp.responseXML) {
1236                                 fatalError(3, "[D001, Received reply is not XML]: " + xmlhttp.responseText);
1237                                 return;
1238                         }
1239
1240                         var reply = xmlhttp.responseXML.firstChild.firstChild;
1241
1242                         if (!reply) {
1243                                 fatalError(3, "[D002, Invalid RPC reply]: " + xmlhttp.responseText);
1244                                 return;
1245                         }
1246
1247                         var error_code = reply.getAttribute("error-code");
1248
1249                         if (error_code && error_code != 0) {
1250                                 return fatalError(error_code, reply.getAttribute("error-msg"));
1251                         }
1252
1253                         debug("sanity check ok");
1254
1255                         var params = reply.nextSibling;
1256
1257                         if (params) {
1258                                 debug('reading init-params...');
1259                                 var param = params.firstChild;
1260
1261                                 while (param) {
1262                                         var k = param.getAttribute("key");
1263                                         var v = param.getAttribute("value");
1264                                         debug(k + " => " + v);
1265                                         init_params[k] = v;
1266                                         param = param.nextSibling;
1267                                 }
1268                         }
1269
1270                         init_second_stage();
1271
1272                 } catch (e) {
1273                         exception_error("backend_sanity_check_callback", e);
1274                 }
1275         }
1276 }
1277
1278 function init_second_stage() {
1279
1280         try {
1281                 active_tab = getInitParam("prefs_active_tab");
1282                 if (!active_tab) active_tab = "genConfig";
1283
1284                 document.onkeydown = pref_hotkey_handler;
1285
1286                 var tab = getURLParam('tab');
1287
1288                 caller_subop = getURLParam('subop');
1289
1290                 if (tab) {
1291                         active_tab = tab;
1292                 }
1293
1294                 if (navigator.userAgent.match("Opera")) {
1295                         setTimeout("selectTab()", 500);
1296                 } else {
1297                         selectTab(active_tab);
1298                 }
1299                 notify("");
1300         } catch (e) {
1301                 exception_error("init_second_stage", e);
1302         }
1303 }
1304
1305 function init() {
1306
1307         try {
1308
1309                 if (arguments.callee.done) return;
1310                 arguments.callee.done = true;
1311
1312                 if (getURLParam('debug')) {
1313                         document.getElementById('debug_output').style.display = 'block';
1314                         debug('debug mode activated');
1315                 }
1316
1317                 // IE kludge
1318                 if (!xmlhttp) {
1319                         document.getElementById("prefContent").innerHTML =
1320                                 "<b>Fatal error:</b> This program needs XmlHttpRequest " +
1321                                 "to function properly. Your browser doesn't seem to support it.";
1322                         return;
1323                 }
1324
1325                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
1326                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
1327                 xmlhttp.send(null);
1328
1329         } catch (e) {
1330                 exception_error("init", e);
1331         }
1332 }
1333
1334 function categorizeSelectedFeeds() {
1335
1336         if (!xmlhttp_ready(xmlhttp)) {
1337                 printLockingError();
1338                 return
1339         }
1340
1341         var sel_rows = getSelectedFeeds();
1342
1343         var cat_sel = document.getElementById("sfeed_set_fcat");
1344         var cat_id = cat_sel[cat_sel.selectedIndex].value;
1345
1346         if (sel_rows.length > 0) {
1347
1348                 notify_progress("Changing category of selected feeds...");
1349
1350                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=categorize&ids="+
1351                         param_escape(sel_rows.toString()) + "&cat_id=" + param_escape(cat_id), true);
1352                 xmlhttp.onreadystatechange=feedlist_callback;
1353                 xmlhttp.send(null);
1354
1355         } else {
1356
1357                 alert(__("No feeds are selected."));
1358
1359         }
1360
1361 }
1362
1363 function validatePrefsReset() {
1364         return confirm(__("Reset to defaults?"));
1365 }
1366
1367 function browseFeeds(limit) {
1368
1369         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=browse", true);
1370         xmlhttp.onreadystatechange=infobox_callback;
1371         xmlhttp.send(null);
1372
1373 }
1374
1375 function feedBrowserSubscribe() {
1376         try {
1377
1378                 var selected = getSelectedFeedsFromBrowser();
1379
1380                 if (selected.length > 0) {
1381                         closeInfoBox();
1382                         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=massSubscribe&ids="+
1383                                 param_escape(selected.toString()), true);
1384                         xmlhttp.onreadystatechange=feedlist_callback;
1385                         xmlhttp.send(null);
1386                 } else {
1387                         alert("No feeds are selected.");
1388                 }
1389
1390         } catch (e) {
1391                 exception_error("feedBrowserSubscribe", e);
1392         }
1393 }
1394
1395 function updateBigFeedBrowser(limit) {
1396
1397         if (!xmlhttp_ready(xmlhttp)) {
1398                 printLockingError();
1399                 return
1400         }
1401
1402 //      p_notify("Loading, please wait...");
1403
1404         var query = "backend.php?op=pref-feed-browser";
1405
1406         var limit_sel = document.getElementById("feedBrowserLimit");
1407
1408         if (limit_sel) {
1409                 var limit = limit_sel[limit_sel.selectedIndex].value;
1410                 query = query + "&limit=" + param_escape(limit);
1411         }
1412
1413         xmlhttp.open("GET", query, true);
1414         xmlhttp.onreadystatechange=feed_browser_callback;
1415         xmlhttp.send(null);
1416 }
1417
1418 function browserToggleExpand(id) {
1419         try {
1420 /*              if (feed_to_expand && feed_to_expand != id) {
1421                         var d = document.getElementById("BRDET-" + feed_to_expand);
1422                         d.style.display = "none";
1423                 } */
1424
1425                 if (!xmlhttp_ready(xmlhttp)) {
1426                         printLockingError();
1427                         return
1428                 }
1429
1430                 var d = document.getElementById("BRDET-" + id);
1431
1432                 if (d.style.display == "block") {
1433                         d.style.display = "none";
1434
1435                 } else {
1436
1437                         feed_to_expand = id;
1438
1439                         d.style.display = "block";
1440                         d.innerHTML = "Loading, please wait...";
1441
1442                         xmlhttp.open("GET", "backend.php?op=pref-feed-browser&subop=details&id="
1443                                 + param_escape(id), true);
1444                         xmlhttp.onreadystatechange=expand_feed_callback;
1445                         xmlhttp.send(null);
1446                 }
1447
1448         } catch (e) {
1449                 exception_error("browserExpand", e);
1450         }
1451 }
1452
1453 function selectPrefRows(kind, select) {
1454
1455         if (kind) {
1456                 var opbarid = false;
1457                 var nchk = false;
1458                 var nrow = false;
1459                 var lname = false;
1460
1461                 if (kind == "feed") {
1462                         opbarid = "feedOpToolbar";
1463                         nrow = "FEEDR-";
1464                         nchk = "FRCHK-";
1465                         lname = "prefFeedList";
1466                 } else if (kind == "fcat") {
1467                         opbarid = "catOpToolbar";
1468                         nrow = "FCATR-";
1469                         nchk = "FCCHK-";
1470                         lname = "prefFeedCatList";
1471                 } else if (kind == "filter") {
1472                         opbarid = "filterOpToolbar";
1473                         nrow = "FILRR-";
1474                         nchk = "FICHK-";
1475                         lname = "prefFilterList";
1476                 } else if (kind == "label") {
1477                         opbarid = "labelOpToolbar";
1478                         nrow = "LILRR-";
1479                         nchk = "LICHK-";
1480                         lname = "prefLabelList";
1481                 } else if (kind == "user") {
1482                         opbarid = "userOpToolbar";
1483                         nrow = "UMRR-";
1484                         nchk = "UMCHK-";
1485                         lname = "prefUserList";
1486                 }
1487
1488                 if (opbarid) {
1489                         selectTableRowsByIdPrefix(lname, nrow, nchk, select);
1490                         disableContainerChildren(opbarid, !select);
1491                 }
1492
1493         }
1494 }
1495
1496
1497 function toggleSelectPrefRow(sender, kind) {
1498
1499         toggleSelectRow(sender);
1500
1501         if (kind) {
1502                 var opbarid = false;
1503                 var nsel = -1;
1504
1505                 if (kind == "feed") {
1506                         opbarid = "feedOpToolbar";
1507                         nsel = getSelectedFeeds();
1508                 } else if (kind == "fcat") {
1509                         opbarid = "catOpToolbar";
1510                         nsel = getSelectedFeedCats();
1511                 } else if (kind == "filter") {
1512                         opbarid = "filterOpToolbar";
1513                         nsel = getSelectedFilters();
1514                 } else if (kind == "label") {
1515                         opbarid = "labelOpToolbar";
1516                         nsel = getSelectedLabels();
1517                 } else if (kind == "user") {
1518                         opbarid = "userOpToolbar";
1519                         nsel = getSelectedUsers();
1520                 }
1521
1522                 if (opbarid && nsel != -1) {
1523                         disableContainerChildren(opbarid, nsel == false);
1524                 }
1525
1526         }
1527 }
1528
1529 function toggleSelectFBListRow(sender) {
1530         toggleSelectListRow(sender);
1531         disableContainerChildren("fbrOpToolbar", getSelectedFeedsFromBrowser() == 0);
1532 }
1533
1534 var seq = "";
1535
1536 function pref_hotkey_handler(e) {
1537         try {
1538
1539                 var keycode;
1540
1541                 if (!hotkeys_enabled) return;
1542
1543                 if (window.event) {
1544                         keycode = window.event.keyCode;
1545                 } else if (e) {
1546                         keycode = e.which;
1547                 }
1548
1549                 if (keycode == 13 || keycode == 27) {
1550                         seq = "";
1551                 } else {
1552                         seq = seq + "" + keycode;
1553                 }
1554
1555
1556         if (document.getElementById("piggie")) {
1557
1558                 if (seq.match("807371717369")) {
1559                         seq = "";
1560                         localPiggieFunction(true);
1561                 } else {
1562                         localPiggieFunction(false);
1563                 }
1564         }
1565
1566         } catch (e) {
1567                 exception_error("pref_hotkey_handler", e);
1568         }
1569 }
1570
1571 function userSwitch() {
1572         var chooser = document.getElementById("userSwitch");
1573         var user = chooser[chooser.selectedIndex].value;
1574         window.location = "prefs.php?swu=" + user;
1575 }
1576
1577 function editFeedCats() {
1578         if (!xmlhttp_ready(xmlhttp)) {
1579                 printLockingError();
1580                 return
1581         }
1582
1583         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editCats", true);
1584         xmlhttp.onreadystatechange=infobox_callback;
1585         xmlhttp.send(null);
1586 }
1587
1588 function showFeedsWithErrors() {
1589         displayDlg('feedUpdateErrors');
1590 }
1591
1592 function changeUserPassword() {
1593
1594         try {
1595
1596                 if (!xmlhttp_ready(xmlhttp)) {
1597                         printLockingError();
1598                         return false;
1599                 }
1600
1601                 var query = Form.serialize("change_pass_form");
1602
1603                 notify_progress("Trying to change password...");
1604
1605                 xmlhttp.open("POST", "backend.php", true);
1606                 xmlhttp.onreadystatechange=changepass_callback;
1607                 xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
1608                 xmlhttp.send(query);
1609
1610         } catch (e) {
1611                 exception_error("changeUserPassword", e);
1612         }
1613
1614         return false;
1615 }
1616
1617 function changeUserEmail() {
1618
1619         try {
1620
1621                 if (!xmlhttp_ready(xmlhttp)) {
1622                         printLockingError();
1623                         return false;
1624                 }
1625
1626                 var query = Form.serialize("change_email_form");
1627
1628                 notify_progress("Trying to change e-mail...");
1629
1630                 xmlhttp.open("POST", "backend.php", true);
1631                 xmlhttp.onreadystatechange=notify_callback;
1632                 xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
1633                 xmlhttp.send(query);
1634
1635         } catch (e) {
1636                 exception_error("changeUserPassword", e);
1637         }
1638
1639         return false;
1640
1641 }