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