prefs.js

   1 /*
   2         This program is Copyright (c) 2003-2005 Andrew Dolgov <cthulhoo@gmail.com>
   3         Licensed under GPL v.2 or (at your preference) any later version.
   4 */
   5
   6 var xmlhttp = false;
   7
   8 var active_feed = false;
   9 var active_filter = false;
  10 var active_label = false;
  11
  12 var active_tab = false;
  13
  14 /*@cc_on @*/
  15 /*@if (@_jscript_version >= 5)
  16 // JScript gives us Conditional compilation, we can cope with old IE versions.
  17 // and security blocked creation of the objects.
  18 try {
  19         xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  20 } catch (e) {
  21         try {
  22                 xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  23         } catch (E) {
  24                 xmlhttp = false;
  25         }
  26 }
  27 @end @*/
  28
  29 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
  30         xmlhttp = new XMLHttpRequest();
  31 }
  32
  33 function feedlist_callback() {
  34         var container = document.getElementById('prefContent');
  35         if (xmlhttp.readyState == 4) {
  36                 container.innerHTML=xmlhttp.responseText;
  37                 if (active_feed) {
  38                         var row = document.getElementById("FEEDR-" + active_feed);
  39                         if (row) {
  40                                 if (!row.className.match("Selected")) {
  41                                         row.className = row.className + "Selected";
  42                                 }
  43                         }
  44                         var checkbox = document.getElementById("FRCHK-" + active_feed);
  45                         if (checkbox) {
  46                                 checkbox.checked = true;
  47                         }
  48                 }
  49                 p_notify("");
  50         }
  51 }
  52
  53 function filterlist_callback() {
  54         var container = document.getElementById('prefContent');
  55         if (xmlhttp.readyState == 4) {
  56
  57                 container.innerHTML=xmlhttp.responseText;
  58
  59                 if (active_filter) {
  60                         var row = document.getElementById("FILRR-" + active_filter);
  61                         if (row) {
  62                                 if (!row.className.match("Selected")) {
  63                                         row.className = row.className + "Selected";
  64                                 }
  65                         }
  66                         var checkbox = document.getElementById("FICHK-" + active_filter);
  67
  68                         if (checkbox) {
  69                                 checkbox.checked = true;
  70                         }
  71                 }
  72                 p_notify("");
  73         }
  74 }
  75
  76 function labellist_callback() {
  77         var container = document.getElementById('prefContent');
  78         if (xmlhttp.readyState == 4) {
  79                 container.innerHTML=xmlhttp.responseText;
  80
  81                 if (active_filter) {
  82                         var row = document.getElementById("LILRR-" + active_label);
  83                         if (row) {
  84                                 if (!row.className.match("Selected")) {
  85                                         row.className = row.className + "Selected";
  86                                 }
  87                         }
  88                         var checkbox = document.getElementById("LICHK-" + active_label);
  89
  90                         if (checkbox) {
  91                                 checkbox.checked = true;
  92                         }
  93                 }
  94                 p_notify("");
  95         }
  96 }
  97 function notify_callback() {
  98         var container = document.getElementById('notify');
  99         if (xmlhttp.readyState == 4) {
 100                 container.innerHTML=xmlhttp.responseText;
 101         }
 102 }
 103
 104
 105 function updateFeedList() {
 106
 107         if (!xmlhttp_ready(xmlhttp)) {
 108                 printLockingError();
 109                 return
 110         }
 111
 112 //      document.getElementById("prefContent").innerHTML = "Loading feeds, please wait...";
 113
 114         p_notify("Loading, please wait...");
 115
 116         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 117         xmlhttp.onreadystatechange=feedlist_callback;
 118         xmlhttp.send(null);
 119
 120 }
 121
 122 function toggleSelectRow(sender) {
 123         var parent_row = sender.parentNode.parentNode;
 124
 125         if (sender.checked) {
 126                 if (!parent_row.className.match("Selected")) {
 127                         parent_row.className = parent_row.className + "Selected";
 128                 }
 129         } else {
 130                 if (parent_row.className.match("Selected")) {
 131                         parent_row.className = parent_row.className.replace("Selected", "");
 132                 }
 133         }
 134 }
 135
 136 function addLabel() {
 137
 138         if (!xmlhttp_ready(xmlhttp)) {
 139                 printLockingError();
 140                 return
 141         }
 142
 143         var sqlexp = document.getElementById("ladd_expr");
 144
 145         if (sqlexp.value.length == 0) {
 146                 notify("Missing SQL expression.");
 147         } else {
 148                 notify("Adding label...");
 149
 150                 xmlhttp.open("GET", "backend.php?op=pref-labels&subop=add&exp=" +
 151                         param_escape(sqlexp.value), true);
 152
 153                 xmlhttp.onreadystatechange=labellist_callback;
 154                 xmlhttp.send(null);
 155
 156                 sqlexp.value = "";
 157         }
 158
 159 }
 160
 161 function addFilter() {
 162
 163         if (!xmlhttp_ready(xmlhttp)) {
 164                 printLockingError();
 165                 return
 166         }
 167
 168         var regexp = document.getElementById("fadd_regexp");
 169         var match = document.getElementById("fadd_match");
 170
 171         if (regexp.value.length == 0) {
 172                 notify("Missing filter expression.");
 173         } else {
 174                 notify("Adding filter...");
 175
 176                 var v_match = match[match.selectedIndex].text;
 177
 178                 xmlhttp.open("GET", "backend.php?op=pref-filters&subop=add&regexp=" +
 179                         param_escape(regexp.value) + "&match=" + v_match, true);
 180
 181                 xmlhttp.onreadystatechange=filterlist_callback;
 182                 xmlhttp.send(null);
 183
 184                 regexp.value = "";
 185         }
 186
 187 }
 188
 189 function addFeed() {
 190
 191         if (!xmlhttp_ready(xmlhttp)) {
 192                 printLockingError();
 193                 return
 194         }
 195
 196         var link = document.getElementById("fadd_link");
 197
 198         if (link.value.length == 0) {
 199                 notify("Missing feed URL.");
 200         } else {
 201                 notify("Adding feed...");
 202
 203                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&link=" +
 204                         param_escape(link.value), true);
 205                 xmlhttp.onreadystatechange=feedlist_callback;
 206                 xmlhttp.send(null);
 207
 208                 link.value = "";
 209
 210         }
 211
 212 }
 213
 214 function editLabel(id) {
 215
 216         if (!xmlhttp_ready(xmlhttp)) {
 217                 printLockingError();
 218                 return
 219         }
 220
 221         active_label = id;
 222
 223         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=edit&id=" +
 224                 param_escape(id), true);
 225         xmlhttp.onreadystatechange=labellist_callback;
 226         xmlhttp.send(null);
 227
 228 }
 229
 230 function editFilter(id) {
 231
 232         if (!xmlhttp_ready(xmlhttp)) {
 233                 printLockingError();
 234                 return
 235         }
 236
 237         active_filter = id;
 238
 239         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=edit&id=" +
 240                 param_escape(id), true);
 241         xmlhttp.onreadystatechange=filterlist_callback;
 242         xmlhttp.send(null);
 243
 244 }
 245
 246 function editFeed(feed) {
 247
 248 //      notify("Editing feed...");
 249
 250         if (!xmlhttp_ready(xmlhttp)) {
 251                 printLockingError();
 252                 return
 253         }
 254
 255         active_feed = feed;
 256
 257         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=edit&id=" +
 258                 param_escape(feed), true);
 259         xmlhttp.onreadystatechange=feedlist_callback;
 260         xmlhttp.send(null);
 261
 262 }
 263
 264 function getSelectedLabels() {
 265
 266         var content = document.getElementById("prefLabelList");
 267
 268         var sel_rows = new Array();
 269
 270         for (i = 0; i < content.rows.length; i++) {
 271                 if (content.rows[i].className.match("Selected")) {
 272                         var row_id = content.rows[i].id.replace("LILRR-", "");
 273                         sel_rows.push(row_id);
 274                 }
 275         }
 276
 277         return sel_rows;
 278 }
 279
 280
 281 function getSelectedFilters() {
 282
 283         var content = document.getElementById("prefFilterList");
 284
 285         var sel_rows = new Array();
 286
 287         for (i = 0; i < content.rows.length; i++) {
 288                 if (content.rows[i].className.match("Selected")) {
 289                         var row_id = content.rows[i].id.replace("FILRR-", "");
 290                         sel_rows.push(row_id);
 291                 }
 292         }
 293
 294         return sel_rows;
 295 }
 296
 297 function getSelectedFeeds() {
 298
 299         var content = document.getElementById("prefFeedList");
 300
 301         var sel_rows = new Array();
 302
 303         for (i = 0; i < content.rows.length; i++) {
 304                 if (content.rows[i].className.match("Selected")) {
 305                         var row_id = content.rows[i].id.replace("FEEDR-", "");
 306                         sel_rows.push(row_id);
 307                 }
 308         }
 309
 310         return sel_rows;
 311 }
 312
 313 function readSelectedFeeds() {
 314
 315         if (!xmlhttp_ready(xmlhttp)) {
 316                 printLockingError();
 317                 return
 318         }
 319
 320         var sel_rows = getSelectedFeeds();
 321
 322         if (sel_rows.length > 0) {
 323
 324                 notify("Marking selected feeds as read...");
 325
 326                 xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=unread&ids="+
 327                         param_escape(sel_rows.toString()), true);
 328                 xmlhttp.onreadystatechange=notify_callback;
 329                 xmlhttp.send(null);
 330
 331         } else {
 332
 333                 notify("Please select some feeds first.");
 334
 335         }
 336 }
 337
 338 function unreadSelectedFeeds() {
 339
 340         if (!xmlhttp_ready(xmlhttp)) {
 341                 printLockingError();
 342                 return
 343         }
 344
 345         var sel_rows = getSelectedFeeds();
 346
 347         if (sel_rows.length > 0) {
 348
 349                 notify("Marking selected feeds as unread...");
 350
 351                 xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=unread&ids="+
 352                         param_escape(sel_rows.toString()), true);
 353                 xmlhttp.onreadystatechange=notify_callback;
 354                 xmlhttp.send(null);
 355
 356         } else {
 357
 358                 notify("Please select some feeds first.");
 359
 360         }
 361 }
 362
 363 function removeSelectedLabels() {
 364
 365         if (!xmlhttp_ready(xmlhttp)) {
 366                 printLockingError();
 367                 return
 368         }
 369
 370         var sel_rows = getSelectedLabels();
 371
 372         if (sel_rows.length > 0) {
 373
 374                 notify("Removing selected labels...");
 375
 376                 xmlhttp.open("GET", "backend.php?op=pref-labels&subop=remove&ids="+
 377                         param_escape(sel_rows.toString()), true);
 378                 xmlhttp.onreadystatechange=labellist_callback;
 379                 xmlhttp.send(null);
 380
 381         } else {
 382                 notify("Please select some labels first.");
 383         }
 384 }
 385
 386 function removeSelectedFilters() {
 387
 388         if (!xmlhttp_ready(xmlhttp)) {
 389                 printLockingError();
 390                 return
 391         }
 392
 393         var sel_rows = getSelectedFilters();
 394
 395         if (sel_rows.length > 0) {
 396
 397                 notify("Removing selected filters...");
 398
 399                 xmlhttp.open("GET", "backend.php?op=pref-filters&subop=remove&ids="+
 400                         param_escape(sel_rows.toString()), true);
 401                 xmlhttp.onreadystatechange=filterlist_callback;
 402                 xmlhttp.send(null);
 403
 404         } else {
 405                 notify("Please select some filters first.");
 406         }
 407 }
 408
 409
 410 function removeSelectedFeeds() {
 411
 412         if (!xmlhttp_ready(xmlhttp)) {
 413                 printLockingError();
 414                 return
 415         }
 416
 417         var sel_rows = getSelectedFeeds();
 418
 419         if (sel_rows.length > 0) {
 420
 421                 notify("Removing selected feeds...");
 422
 423                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 424                         param_escape(sel_rows.toString()), true);
 425                 xmlhttp.onreadystatechange=feedlist_callback;
 426                 xmlhttp.send(null);
 427
 428         } else {
 429
 430                 notify("Please select some feeds first.");
 431
 432         }
 433
 434 }
 435
 436 function feedEditCancel() {
 437
 438         if (!xmlhttp_ready(xmlhttp)) {
 439                 printLockingError();
 440                 return
 441         }
 442
 443         active_feed = false;
 444
 445         notify("Operation cancelled.");
 446
 447         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 448         xmlhttp.onreadystatechange=feedlist_callback;
 449         xmlhttp.send(null);
 450
 451 }
 452
 453 function feedEditSave() {
 454
 455         var feed = active_feed;
 456
 457         if (!xmlhttp_ready(xmlhttp)) {
 458                 printLockingError();
 459                 return
 460         }
 461
 462         var link = document.getElementById("iedit_link").value;
 463         var title = document.getElementById("iedit_title").value;
 464         var upd_intl = document.getElementById("iedit_updintl").value;
 465         var purge_intl = document.getElementById("iedit_purgintl").value;
 466
 467 //      notify("Saving feed.");
 468
 469 /*      if (upd_intl < 0) {
 470                 notify("Update interval must be &gt;= 0 (0 = default)");
 471                 return;
 472         }
 473
 474         if (purge_intl < 0) {
 475                 notify("Purge days must be &gt;= 0 (0 = default)");
 476                 return;
 477         } */
 478
 479         if (link.length == 0) {
 480                 notify("Feed link cannot be blank.");
 481                 return;
 482         }
 483
 484         if (title.length == 0) {
 485                 notify("Feed title cannot be blank.");
 486                 return;
 487         }
 488
 489         active_feed = false;
 490
 491         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editSave&id=" +
 492                 feed + "&l=" + param_escape(link) + "&t=" + param_escape(title) +
 493                 "&ui=" + param_escape(upd_intl) + "&pi=" + param_escape(purge_intl), true);
 494         xmlhttp.onreadystatechange=feedlist_callback;
 495         xmlhttp.send(null);
 496
 497 }
 498
 499 function labelEditCancel() {
 500
 501         if (!xmlhttp_ready(xmlhttp)) {
 502                 printLockingError();
 503                 return
 504         }
 505
 506         active_label = false;
 507
 508         notify("Operation cancelled.");
 509
 510         xmlhttp.open("GET", "backend.php?op=pref-labels", true);
 511         xmlhttp.onreadystatechange=labellist_callback;
 512         xmlhttp.send(null);
 513
 514 }
 515
 516
 517 function filterEditCancel() {
 518
 519         if (!xmlhttp_ready(xmlhttp)) {
 520                 printLockingError();
 521                 return
 522         }
 523
 524         active_filter = false;
 525
 526         notify("Operation cancelled.");
 527
 528         xmlhttp.open("GET", "backend.php?op=pref-filters", true);
 529         xmlhttp.onreadystatechange=filterlist_callback;
 530         xmlhttp.send(null);
 531
 532 }
 533
 534 function labelEditSave() {
 535
 536         var label = active_label;
 537
 538         if (!xmlhttp_ready(xmlhttp)) {
 539                 printLockingError();
 540                 return
 541         }
 542
 543         var sqlexp = document.getElementById("iedit_expr").value;
 544         var descr = document.getElementById("iedit_descr").value;
 545
 546 //      notify("Saving label " + sqlexp + ": " + descr);
 547
 548         if (sqlexp.length == 0) {
 549                 notify("SQL expression cannot be blank.");
 550                 return;
 551         }
 552
 553         if (descr.length == 0) {
 554                 notify("Caption cannot be blank.");
 555                 return;
 556         }
 557
 558         active_label = false;
 559
 560         xmlhttp.open("GET", "backend.php?op=pref-labels&subop=editSave&id=" +
 561                 label + "&s=" + param_escape(sqlexp) + "&d=" + param_escape(descr),
 562                 true);
 563
 564         xmlhttp.onreadystatechange=labellist_callback;
 565         xmlhttp.send(null);
 566
 567 }
 568
 569 function filterEditSave() {
 570
 571         var filter = active_filter;
 572
 573         if (!xmlhttp_ready(xmlhttp)) {
 574                 printLockingError();
 575                 return
 576         }
 577
 578         var regexp = document.getElementById("iedit_regexp").value;
 579         var descr = document.getElementById("iedit_descr").value;
 580         var match = document.getElementById("iedit_match");
 581
 582         var v_match = match[match.selectedIndex].text;
 583
 584 //      notify("Saving filter " + filter + ": " + regexp + ", " + descr + ", " + match);
 585
 586         if (regexp.length == 0) {
 587                 notify("Filter expression cannot be blank.");
 588                 return;
 589         }
 590
 591         active_filter = false;
 592
 593         xmlhttp.open("GET", "backend.php?op=pref-filters&subop=editSave&id=" +
 594                 filter + "&r=" + param_escape(regexp) + "&d=" + param_escape(descr) +
 595                 "&m=" + param_escape(v_match), true);
 596
 597         xmlhttp.onreadystatechange=filterlist_callback;
 598         xmlhttp.send(null);
 599
 600 }
 601
 602 function editSelectedLabel() {
 603         var rows = getSelectedLabels();
 604
 605         if (rows.length == 0) {
 606                 notify("No labels are selected.");
 607                 return;
 608         }
 609
 610         if (rows.length > 1) {
 611                 notify("Please select one label.");
 612                 return;
 613         }
 614
 615         editLabel(rows[0]);
 616
 617 }
 618
 619
 620 function editSelectedFilter() {
 621         var rows = getSelectedFilters();
 622
 623         if (rows.length == 0) {
 624                 notify("No filters are selected.");
 625                 return;
 626         }
 627
 628         if (rows.length > 1) {
 629                 notify("Please select one filter.");
 630                 return;
 631         }
 632
 633         editFilter(rows[0]);
 634
 635 }
 636
 637
 638 function editSelectedFeed() {
 639         var rows = getSelectedFeeds();
 640
 641         if (rows.length == 0) {
 642                 notify("No feeds are selected.");
 643                 return;
 644         }
 645
 646         if (rows.length > 1) {
 647                 notify("Please select one feed.");
 648                 return;
 649         }
 650
 651         editFeed(rows[0]);
 652
 653 }
 654
 655 function localPiggieFunction(enable) {
 656         if (enable) {
 657                 piggie.style.display = "block";
 658                 seq = "";
 659                 notify("I loveded it!!!");
 660         } else {
 661                 piggie.style.display = "none";
 662                 notify("");
 663         }
 664 }
 665
 666 function validateOpmlImport() {
 667
 668         var opml_file = document.getElementById("opml_file");
 669
 670         if (opml_file.value.length == 0) {
 671                 notify("Please select OPML file to upload.");
 672                 return false;
 673         } else {
 674                 return true;
 675         }
 676 }
 677
 678 function updateFilterList() {
 679
 680         if (!xmlhttp_ready(xmlhttp)) {
 681                 printLockingError();
 682                 return
 683         }
 684
 685 //      document.getElementById("prefContent").innerHTML = "Loading filters, please wait...";
 686
 687         p_notify("Loading, please wait...");
 688
 689         xmlhttp.open("GET", "backend.php?op=pref-filters", true);
 690         xmlhttp.onreadystatechange=filterlist_callback;
 691         xmlhttp.send(null);
 692
 693 }
 694
 695 function updateLabelList() {
 696
 697         if (!xmlhttp_ready(xmlhttp)) {
 698                 printLockingError();
 699                 return
 700         }
 701
 702         p_notify("Loading, please wait...");
 703
 704 //      document.getElementById("prefContent").innerHTML = "Loading labels, please wait...";
 705
 706         xmlhttp.open("GET", "backend.php?op=pref-labels", true);
 707         xmlhttp.onreadystatechange=labellist_callback;
 708         xmlhttp.send(null);
 709 }
 710
 711 function selectTab(id) {
 712
 713         if (id == "feedConfig") {
 714                 updateFeedList();
 715         } else if (id == "filterConfig") {
 716                 updateFilterList();
 717         } else if (id == "labelConfig") {
 718                 updateLabelList();
 719         }
 720
 721         var tab = document.getElementById(active_tab + "Tab");
 722
 723         if (tab) {
 724                 if (tab.className.match("Selected")) {
 725                         tab.className = "prefsTab";
 726                 }
 727         }
 728
 729         tab = document.getElementById(id + "Tab");
 730
 731         if (tab) {
 732                 if (!tab.className.match("Selected")) {
 733                         tab.className = tab.className + "Selected";
 734                 }
 735         }
 736
 737         active_tab = id;
 738
 739 }
 740
 741 function init() {
 742
 743         // IE kludge
 744
 745         if (!xmlhttp) {
 746                 document.getElementById("prefContent").innerHTML =
 747                         "<b>Fatal error:</b> This program needs XmlHttpRequest " +
 748                         "to function properly. Your browser doesn't seem to support it.";
 749                 return;
 750         }
 751
 752         selectTab("feedConfig");
 753
 754         document.onkeydown = hotkey_handler;
 755         notify("");
 756
 757 }