modules/luci-base/htdocs/luci-static/resources/cbi.js

   1 /*
   2         LuCI - Lua Configuration Interface
   3
   4         Copyright 2008 Steven Barth <steven@midlink.org>
   5         Copyright 2008-2012 Jo-Philipp Wich <jow@openwrt.org>
   6
   7         Licensed under the Apache License, Version 2.0 (the "License");
   8         you may not use this file except in compliance with the License.
   9         You may obtain a copy of the License at
  10
  11         http://www.apache.org/licenses/LICENSE-2.0
  12 */
  13
  14 var cbi_d = [];
  15 var cbi_t = [];
  16 var cbi_c = [];
  17
  18 var cbi_validators = {
  19
  20         'integer': function()
  21         {
  22                 return (this.match(/^-?[0-9]+$/) != null);
  23         },
  24
  25         'uinteger': function()
  26         {
  27                 return (cbi_validators.integer.apply(this) && (this >= 0));
  28         },
  29
  30         'float': function()
  31         {
  32                 return !isNaN(parseFloat(this));
  33         },
  34
  35         'ufloat': function()
  36         {
  37                 return (cbi_validators['float'].apply(this) && (this >= 0));
  38         },
  39
  40         'ipaddr': function()
  41         {
  42                 return cbi_validators.ip4addr.apply(this) ||
  43                         cbi_validators.ip6addr.apply(this);
  44         },
  45
  46         'ip4addr': function()
  47         {
  48                 if (this.match(/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})(\/(\S+))?$/))
  49                 {
  50                         return (RegExp.$1 >= 0) && (RegExp.$1 <= 255) &&
  51                                (RegExp.$2 >= 0) && (RegExp.$2 <= 255) &&
  52                                (RegExp.$3 >= 0) && (RegExp.$3 <= 255) &&
  53                                (RegExp.$4 >= 0) && (RegExp.$4 <= 255) &&
  54                                ((RegExp.$6.indexOf('.') < 0)
  55                                   ? ((RegExp.$6 >= 0) && (RegExp.$6 <= 32))
  56                                   : (cbi_validators.ip4addr.apply(RegExp.$6)))
  57                         ;
  58                 }
  59
  60                 return false;
  61         },
  62
  63         'ip6addr': function()
  64         {
  65                 if( this.match(/^([a-fA-F0-9:.]+)(\/(\d+))?$/) )
  66                 {
  67                         if( !RegExp.$2 || ((RegExp.$3 >= 0) && (RegExp.$3 <= 128)) )
  68                         {
  69                                 var addr = RegExp.$1;
  70
  71                                 if( addr == '::' )
  72                                 {
  73                                         return true;
  74                                 }
  75
  76                                 if( addr.indexOf('.') > 0 )
  77                                 {
  78                                         var off = addr.lastIndexOf(':');
  79
  80                                         if( !(off && cbi_validators.ip4addr.apply(addr.substr(off+1))) )
  81                                                 return false;
  82
  83                                         addr = addr.substr(0, off) + ':0:0';
  84                                 }
  85
  86                                 if( addr.indexOf('::') >= 0 )
  87                                 {
  88                                         var colons = 0;
  89                                         var fill = '0';
  90
  91                                         for( var i = 1; i < (addr.length-1); i++ )
  92                                                 if( addr.charAt(i) == ':' )
  93                                                         colons++;
  94
  95                                         if( colons > 7 )
  96                                                 return false;
  97
  98                                         for( var i = 0; i < (7 - colons); i++ )
  99                                                 fill += ':0';
 100
 101                                         if (addr.match(/^(.*?)::(.*?)$/))
 102                                                 addr = (RegExp.$1 ? RegExp.$1 + ':' : '') + fill +
 103                                                        (RegExp.$2 ? ':' + RegExp.$2 : '');
 104                                 }
 105
 106                                 return (addr.match(/^(?:[a-fA-F0-9]{1,4}:){7}[a-fA-F0-9]{1,4}$/) != null);
 107                         }
 108                 }
 109
 110                 return false;
 111         },
 112
 113         'port': function()
 114         {
 115                 return cbi_validators.integer.apply(this) &&
 116                         (this >= 0) && (this <= 65535);
 117         },
 118
 119         'portrange': function()
 120         {
 121                 if (this.match(/^(\d+)-(\d+)$/))
 122                 {
 123                         var p1 = RegExp.$1;
 124                         var p2 = RegExp.$2;
 125
 126                         return cbi_validators.port.apply(p1) &&
 127                                cbi_validators.port.apply(p2) &&
 128                                (parseInt(p1) <= parseInt(p2))
 129                         ;
 130                 }
 131                 else
 132                 {
 133                         return cbi_validators.port.apply(this);
 134                 }
 135         },
 136
 137         'macaddr': function()
 138         {
 139                 return (this.match(/^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$/) != null);
 140         },
 141
 142         'host': function()
 143         {
 144                 return cbi_validators.hostname.apply(this) ||
 145                         cbi_validators.ipaddr.apply(this);
 146         },
 147
 148         'hostname': function()
 149         {
 150                 if (this.length <= 253)
 151                         return (this.match(/^[a-zA-Z0-9]+$/) != null ||
 152                                 (this.match(/^[a-zA-Z0-9_][a-zA-Z0-9_\-.]*[a-zA-Z0-9]$/) &&
 153                                  this.match(/[^0-9.]/)));
 154
 155                 return false;
 156         },
 157
 158         'network': function()
 159         {
 160                 return cbi_validators.uciname.apply(this) ||
 161                         cbi_validators.host.apply(this);
 162         },
 163
 164         'hostport': function()
 165         {
 166                 var hp = this.split(/:/);
 167
 168                 if (hp.length == 2)
 169                         return (cbi_validators.host.apply(hp[0]) &&
 170                                 cbi_validators.port.apply(hp[1]));
 171
 172                 return false;
 173         },
 174
 175         'ip4addrport': function()
 176         {
 177                 var hp = this.split(/:/);
 178
 179                 if (hp.length == 2)
 180                         return (cbi_validators.ipaddr.apply(hp[0]) &&
 181                                 cbi_validators.port.apply(hp[1]));
 182                 return false;
 183         },
 184
 185         'ipaddrport': function(bracket)
 186         {
 187                 if (this.match(/^([^\[\]:]+):([^:]+)$/)) {
 188                         var addr = RegExp.$1
 189                         var port = RegExp.$2
 190                         return (cbi_validators.ip4addr.apply(addr) &&
 191                                 cbi_validators.port.apply(port));
 192                 } else if ((bracket == 1) && (this.match(/^\[(.+)\]:([^:]+)$/))) {
 193                         var addr = RegExp.$1
 194                         var port = RegExp.$2
 195                         return (cbi_validators.ip6addr.apply(addr) &&
 196                                 cbi_validators.port.apply(port));
 197                 } else if ((bracket != 1) && (this.match(/^([^\[\]]+):([^:]+)$/))) {
 198                         var addr = RegExp.$1
 199                         var port = RegExp.$2
 200                         return (cbi_validators.ip6addr.apply(addr) &&
 201                                 cbi_validators.port.apply(port));
 202                 } else {
 203                         return false;
 204                 }
 205         },
 206
 207         'wpakey': function()
 208         {
 209                 var v = this;
 210
 211                 if( v.length == 64 )
 212                         return (v.match(/^[a-fA-F0-9]{64}$/) != null);
 213                 else
 214                         return (v.length >= 8) && (v.length <= 63);
 215         },
 216
 217         'wepkey': function()
 218         {
 219                 var v = this;
 220
 221                 if ( v.substr(0,2) == 's:' )
 222                         v = v.substr(2);
 223
 224                 if( (v.length == 10) || (v.length == 26) )
 225                         return (v.match(/^[a-fA-F0-9]{10,26}$/) != null);
 226                 else
 227                         return (v.length == 5) || (v.length == 13);
 228         },
 229
 230         'uciname': function()
 231         {
 232                 return (this.match(/^[a-zA-Z0-9_]+$/) != null);
 233         },
 234
 235         'range': function(min, max)
 236         {
 237                 var val = parseFloat(this);
 238                 if (!isNaN(min) && !isNaN(max) && !isNaN(val))
 239                         return ((val >= min) && (val <= max));
 240
 241                 return false;
 242         },
 243
 244         'min': function(min)
 245         {
 246                 var val = parseFloat(this);
 247                 if (!isNaN(min) && !isNaN(val))
 248                         return (val >= min);
 249
 250                 return false;
 251         },
 252
 253         'max': function(max)
 254         {
 255                 var val = parseFloat(this);
 256                 if (!isNaN(max) && !isNaN(val))
 257                         return (val <= max);
 258
 259                 return false;
 260         },
 261
 262         'rangelength': function(min, max)
 263         {
 264                 var val = '' + this;
 265                 if (!isNaN(min) && !isNaN(max))
 266                         return ((val.length >= min) && (val.length <= max));
 267
 268                 return false;
 269         },
 270
 271         'minlength': function(min)
 272         {
 273                 var val = '' + this;
 274                 if (!isNaN(min))
 275                         return (val.length >= min);
 276
 277                 return false;
 278         },
 279
 280         'maxlength': function(max)
 281         {
 282                 var val = '' + this;
 283                 if (!isNaN(max))
 284                         return (val.length <= max);
 285
 286                 return false;
 287         },
 288
 289         'or': function()
 290         {
 291                 for (var i = 0; i < arguments.length; i += 2)
 292                 {
 293                         if (typeof arguments[i] != 'function')
 294                         {
 295                                 if (arguments[i] == this)
 296                                         return true;
 297                                 i--;
 298                         }
 299                         else if (arguments[i].apply(this, arguments[i+1]))
 300                         {
 301                                 return true;
 302                         }
 303                 }
 304                 return false;
 305         },
 306
 307         'and': function()
 308         {
 309                 for (var i = 0; i < arguments.length; i += 2)
 310                 {
 311                         if (typeof arguments[i] != 'function')
 312                         {
 313                                 if (arguments[i] != this)
 314                                         return false;
 315                                 i--;
 316                         }
 317                         else if (!arguments[i].apply(this, arguments[i+1]))
 318                         {
 319                                 return false;
 320                         }
 321                 }
 322                 return true;
 323         },
 324
 325         'neg': function()
 326         {
 327                 return cbi_validators.or.apply(
 328                         this.replace(/^[ \t]*![ \t]*/, ''), arguments);
 329         },
 330
 331         'list': function(subvalidator, subargs)
 332         {
 333                 if (typeof subvalidator != 'function')
 334                         return false;
 335
 336                 var tokens = this.match(/[^ \t]+/g);
 337                 for (var i = 0; i < tokens.length; i++)
 338                         if (!subvalidator.apply(tokens[i], subargs))
 339                                 return false;
 340
 341                 return true;
 342         },
 343         'phonedigit': function()
 344         {
 345                 return (this.match(/^[0-9\*#!\.]+$/) != null);
 346         },
 347         'timehhmmss': function()
 348         {
 349                 return (this.match(/^[0-6][0-9]:[0-6][0-9]:[0-6][0-9]$/) != null);
 350         },
 351         'dateyyyymmdd': function()
 352         {
 353                 if (this == null) {
 354                         return false;
 355                 }
 356                 if (this.match(/^(\d\d\d\d)-(\d\d)-(\d\d)/)) {
 357                         var year = RegExp.$1;
 358                         var month = RegExp.$2;
 359                         var day = RegExp.$2
 360
 361                         var days_in_month = [ 31, 28, 31, 30, 31, 30, 31, 31, 30 , 31, 30, 31 ];
 362                         function is_leap_year(year) {
 363                                 return ((year % 4) == 0) && ((year % 100) != 0) || ((year % 400) == 0);
 364                         }
 365                         function get_days_in_month(month, year) {
 366                                 if ((month == 2) && is_leap_year(year)) {
 367                                         return 29;
 368                                 } else {
 369                                         return days_in_month[month];
 370                                 }
 371                         }
 372                         /* Firewall rules in the past don't make sense */
 373                         if (year < 2015) {
 374                                 return false;
 375                         }
 376                         if ((month <= 0) || (month > 12)) {
 377                                 return false;
 378                         }
 379                         if ((day <= 0) || (day > get_days_in_month(month, year))) {
 380                                 return false;
 381                         }
 382                         return true;
 383
 384                 } else {
 385                         return false;
 386                 }
 387         }
 388 };
 389
 390
 391 function cbi_d_add(field, dep, next) {
 392         var obj = document.getElementById(field);
 393         if (obj) {
 394                 var entry
 395                 for (var i=0; i<cbi_d.length; i++) {
 396                         if (cbi_d[i].id == field) {
 397                                 entry = cbi_d[i];
 398                                 break;
 399                         }
 400                 }
 401                 if (!entry) {
 402                         entry = {
 403                                 "node": obj,
 404                                 "id": field,
 405                                 "parent": obj.parentNode.id,
 406                                 "next": next,
 407                                 "deps": []
 408                         };
 409                         cbi_d.unshift(entry);
 410                 }
 411                 entry.deps.push(dep)
 412         }
 413 }
 414
 415 function cbi_d_checkvalue(target, ref) {
 416         var t = document.getElementById(target);
 417         var value;
 418
 419         if (!t) {
 420                 var tl = document.getElementsByName(target);
 421
 422                 if( tl.length > 0 && (tl[0].type == 'radio' || tl[0].type == 'checkbox'))
 423                         for( var i = 0; i < tl.length; i++ )
 424                                 if( tl[i].checked ) {
 425                                         value = tl[i].value;
 426                                         break;
 427                                 }
 428
 429                 value = value ? value : "";
 430         } else if (!t.value) {
 431                 value = "";
 432         } else {
 433                 value = t.value;
 434
 435                 if (t.type == "checkbox") {
 436                         value = t.checked ? value : "";
 437                 }
 438         }
 439
 440         return (value == ref)
 441 }
 442
 443 function cbi_d_check(deps) {
 444         var reverse;
 445         var def = false;
 446         for (var i=0; i<deps.length; i++) {
 447                 var istat = true;
 448                 reverse = false;
 449                 for (var j in deps[i]) {
 450                         if (j == "!reverse") {
 451                                 reverse = true;
 452                         } else if (j == "!default") {
 453                                 def = true;
 454                                 istat = false;
 455                         } else {
 456                                 istat = (istat && cbi_d_checkvalue(j, deps[i][j]))
 457                         }
 458                 }
 459                 if (istat) {
 460                         return !reverse;
 461                 }
 462         }
 463         return def;
 464 }
 465
 466 function cbi_d_update() {
 467         var state = false;
 468         for (var i=0; i<cbi_d.length; i++) {
 469                 var entry = cbi_d[i];
 470                 var next  = document.getElementById(entry.next)
 471                 var node  = document.getElementById(entry.id)
 472                 var parent = document.getElementById(entry.parent)
 473
 474                 if (node && node.parentNode && !cbi_d_check(entry.deps)) {
 475                         node.parentNode.removeChild(node);
 476                         state = true;
 477                         if( entry.parent )
 478                                 cbi_c[entry.parent]--;
 479                 } else if ((!node || !node.parentNode) && cbi_d_check(entry.deps)) {
 480                         if (!next) {
 481                                 parent.appendChild(entry.node);
 482                         } else {
 483                                 next.parentNode.insertBefore(entry.node, next);
 484                         }
 485                         state = true;
 486                         if( entry.parent )
 487                                 cbi_c[entry.parent]++;
 488                 }
 489         }
 490
 491         if (entry && entry.parent) {
 492                 if (!cbi_t_update())
 493                         cbi_tag_last(parent);
 494         }
 495
 496         if (state) {
 497                 cbi_d_update();
 498         }
 499 }
 500
 501 function cbi_bind(obj, type, callback, mode) {
 502         if (!obj.addEventListener) {
 503                 obj.attachEvent('on' + type,
 504                         function(){
 505                                 var e = window.event;
 506
 507                                 if (!e.target && e.srcElement)
 508                                         e.target = e.srcElement;
 509
 510                                 return !!callback(e);
 511                         }
 512                 );
 513         } else {
 514                 obj.addEventListener(type, callback, !!mode);
 515         }
 516         return obj;
 517 }
 518
 519 function cbi_combobox(id, values, def, man) {
 520         var selid = "cbi.combobox." + id;
 521         if (document.getElementById(selid)) {
 522                 return
 523         }
 524
 525         var obj = document.getElementById(id)
 526         var sel = document.createElement("select");
 527                 sel.id = selid;
 528                 sel.className = obj.className.replace(/cbi-input-text/, 'cbi-input-select');
 529
 530         if (obj.nextSibling) {
 531                 obj.parentNode.insertBefore(sel, obj.nextSibling);
 532         } else {
 533                 obj.parentNode.appendChild(sel);
 534         }
 535
 536         var dt = obj.getAttribute('cbi_datatype');
 537         var op = obj.getAttribute('cbi_optional');
 538
 539         if (dt)
 540                 cbi_validate_field(sel, op == 'true', dt);
 541
 542         if (!values[obj.value]) {
 543                 if (obj.value == "") {
 544                         var optdef = document.createElement("option");
 545                         optdef.value = "";
 546                         optdef.appendChild(document.createTextNode(def));
 547                         sel.appendChild(optdef);
 548                 } else {
 549                         var opt = document.createElement("option");
 550                         opt.value = obj.value;
 551                         opt.selected = "selected";
 552                         opt.appendChild(document.createTextNode(obj.value));
 553                         sel.appendChild(opt);
 554                 }
 555         }
 556
 557         for (var i in values) {
 558                 var opt = document.createElement("option");
 559                 opt.value = i;
 560
 561                 if (obj.value == i) {
 562                         opt.selected = "selected";
 563                 }
 564
 565                 opt.appendChild(document.createTextNode(values[i]));
 566                 sel.appendChild(opt);
 567         }
 568
 569         var optman = document.createElement("option");
 570         optman.value = "";
 571         optman.appendChild(document.createTextNode(man));
 572         sel.appendChild(optman);
 573
 574         obj.style.display = "none";
 575
 576         cbi_bind(sel, "change", function() {
 577                 if (sel.selectedIndex == sel.options.length - 1) {
 578                         obj.style.display = "inline";
 579                         sel.parentNode.removeChild(sel);
 580                         obj.focus();
 581                 } else {
 582                         obj.value = sel.options[sel.selectedIndex].value;
 583                 }
 584
 585                 try {
 586                         cbi_d_update();
 587                 } catch (e) {
 588                         //Do nothing
 589                 }
 590         })
 591
 592         // Retrigger validation in select
 593         sel.focus();
 594         sel.blur();
 595 }
 596
 597 function cbi_combobox_init(id, values, def, man) {
 598         var obj = document.getElementById(id);
 599         cbi_bind(obj, "blur", function() {
 600                 cbi_combobox(id, values, def, man)
 601         });
 602         cbi_combobox(id, values, def, man);
 603 }
 604
 605 function cbi_filebrowser(id, url, defpath) {
 606         var field   = document.getElementById(id);
 607         var browser = window.open(
 608                 url + ( field.value || defpath || '' ) + '?field=' + id,
 609                 "luci_filebrowser", "width=300,height=400,left=100,top=200,scrollbars=yes"
 610         );
 611
 612         browser.focus();
 613 }
 614
 615 function cbi_browser_init(id, respath, url, defpath)
 616 {
 617         function cbi_browser_btnclick(e) {
 618                 cbi_filebrowser(id, url, defpath);
 619                 return false;
 620         }
 621
 622         var field = document.getElementById(id);
 623
 624         var btn = document.createElement('img');
 625         btn.className = 'cbi-image-button';
 626         btn.src = respath + '/cbi/folder.gif';
 627         field.parentNode.insertBefore(btn, field.nextSibling);
 628
 629         cbi_bind(btn, 'click', cbi_browser_btnclick);
 630 }
 631
 632 function cbi_dynlist_init(name, respath, datatype, optional, url, defpath, choices)
 633 {
 634         var input0 = document.getElementsByName(name)[0];
 635         var prefix = input0.name;
 636         var parent = input0.parentNode;
 637         var holder = input0.placeholder;
 638
 639         var values;
 640
 641         function cbi_dynlist_redraw(focus, add, del)
 642         {
 643                 values = [ ];
 644
 645                 while (parent.firstChild)
 646                 {
 647                         var n = parent.firstChild;
 648                         var i = parseInt(n.index);
 649
 650                         if (i != del)
 651                         {
 652                                 if (n.nodeName.toLowerCase() == 'input')
 653                                         values.push(n.value || '');
 654                                 else if (n.nodeName.toLowerCase() == 'select')
 655                                         values[values.length-1] = n.options[n.selectedIndex].value;
 656                         }
 657
 658                         parent.removeChild(n);
 659                 }
 660
 661                 if (add >= 0)
 662                 {
 663                         focus = add+1;
 664                         values.splice(focus, 0, '');
 665                 }
 666                 else if (values.length == 0)
 667                 {
 668                         focus = 0;
 669                         values.push('');
 670                 }
 671
 672                 for (var i = 0; i < values.length; i++)
 673                 {
 674                         var t = document.createElement('input');
 675                                 t.id = prefix + '.' + (i+1);
 676                                 t.name = prefix;
 677                                 t.value = values[i];
 678                                 t.type = 'text';
 679                                 t.index = i;
 680                                 t.className = 'cbi-input-text';
 681
 682                         if (i == 0 && holder)
 683                         {
 684                                 t.placeholder = holder;
 685                         }
 686
 687                         var b = document.createElement('img');
 688                                 b.src = respath + ((i+1) < values.length ? '/cbi/remove.gif' : '/cbi/add.gif');
 689                                 b.className = 'cbi-image-button';
 690
 691                         parent.appendChild(t);
 692                         parent.appendChild(b);
 693                         if (datatype == 'file')
 694                         {
 695                                 cbi_browser_init(t.id, respath, url, defpath);
 696                         }
 697
 698                         parent.appendChild(document.createElement('br'));
 699
 700                         if (datatype)
 701                         {
 702                                 cbi_validate_field(t.id, ((i+1) == values.length) || optional, datatype);
 703                         }
 704
 705                         if (choices)
 706                         {
 707                                 cbi_combobox_init(t.id, choices[0], '', choices[1]);
 708                                 b.index = i;
 709
 710                                 cbi_bind(b, 'keydown',  cbi_dynlist_keydown);
 711                                 cbi_bind(b, 'keypress', cbi_dynlist_keypress);
 712
 713                                 if (i == focus || -i == focus)
 714                                         b.focus();
 715                         }
 716                         else
 717                         {
 718                                 cbi_bind(t, 'keydown',  cbi_dynlist_keydown);
 719                                 cbi_bind(t, 'keypress', cbi_dynlist_keypress);
 720
 721                                 if (i == focus)
 722                                 {
 723                                         t.focus();
 724                                 }
 725                                 else if (-i == focus)
 726                                 {
 727                                         t.focus();
 728
 729                                         /* force cursor to end */
 730                                         var v = t.value;
 731                                         t.value = ' '
 732                                         t.value = v;
 733                                 }
 734                         }
 735
 736                         cbi_bind(b, 'click', cbi_dynlist_btnclick);
 737                 }
 738         }
 739
 740         function cbi_dynlist_keypress(ev)
 741         {
 742                 ev = ev ? ev : window.event;
 743
 744                 var se = ev.target ? ev.target : ev.srcElement;
 745
 746                 if (se.nodeType == 3)
 747                         se = se.parentNode;
 748
 749                 switch (ev.keyCode)
 750                 {
 751                         /* backspace, delete */
 752                         case 8:
 753                         case 46:
 754                                 if (se.value.length == 0)
 755                                 {
 756                                         if (ev.preventDefault)
 757                                                 ev.preventDefault();
 758
 759                                         return false;
 760                                 }
 761
 762                                 return true;
 763
 764                         /* enter, arrow up, arrow down */
 765                         case 13:
 766                         case 38:
 767                         case 40:
 768                                 if (ev.preventDefault)
 769                                         ev.preventDefault();
 770
 771                                 return false;
 772                 }
 773
 774                 return true;
 775         }
 776
 777         function cbi_dynlist_keydown(ev)
 778         {
 779                 ev = ev ? ev : window.event;
 780
 781                 var se = ev.target ? ev.target : ev.srcElement;
 782
 783                 if (se.nodeType == 3)
 784                         se = se.parentNode;
 785
 786                 var prev = se.previousSibling;
 787                 while (prev && prev.name != name)
 788                         prev = prev.previousSibling;
 789
 790                 var next = se.nextSibling;
 791                 while (next && next.name != name)
 792                         next = next.nextSibling;
 793
 794                 /* advance one further in combobox case */
 795                 if (next && next.nextSibling.name == name)
 796                         next = next.nextSibling;
 797
 798                 switch (ev.keyCode)
 799                 {
 800                         /* backspace, delete */
 801                         case 8:
 802                         case 46:
 803                                 var del = (se.nodeName.toLowerCase() == 'select')
 804                                         ? true : (se.value.length == 0);
 805
 806                                 if (del)
 807                                 {
 808                                         if (ev.preventDefault)
 809                                                 ev.preventDefault();
 810
 811                                         var focus = se.index;
 812                                         if (ev.keyCode == 8)
 813                                                 focus = -focus+1;
 814
 815                                         cbi_dynlist_redraw(focus, -1, se.index);
 816
 817                                         return false;
 818                                 }
 819
 820                                 break;
 821
 822                         /* enter */
 823                         case 13:
 824                                 cbi_dynlist_redraw(-1, se.index, -1);
 825                                 break;
 826
 827                         /* arrow up */
 828                         case 38:
 829                                 if (prev)
 830                                         prev.focus();
 831
 832                                 break;
 833
 834                         /* arrow down */
 835                         case 40:
 836                                 if (next)
 837                                         next.focus();
 838
 839                                 break;
 840                 }
 841
 842                 return true;
 843         }
 844
 845         function cbi_dynlist_btnclick(ev)
 846         {
 847                 ev = ev ? ev : window.event;
 848
 849                 var se = ev.target ? ev.target : ev.srcElement;
 850                 var input = se.previousSibling;
 851                 while (input && input.name != name) {
 852                         input = input.previousSibling;
 853                 }
 854
 855                 if (se.src.indexOf('remove') > -1)
 856                 {
 857                         input.value = '';
 858
 859                         cbi_dynlist_keydown({
 860                                 target:  input,
 861                                 keyCode: 8
 862                         });
 863                 }
 864                 else
 865                 {
 866                         cbi_dynlist_keydown({
 867                                 target:  input,
 868                                 keyCode: 13
 869                         });
 870                 }
 871
 872                 return false;
 873         }
 874
 875         cbi_dynlist_redraw(NaN, -1, -1);
 876 }
 877
 878 //Hijacks the CBI form to send via XHR (requires Prototype)
 879 function cbi_hijack_forms(layer, win, fail, load) {
 880         var forms = layer.getElementsByTagName('form');
 881         for (var i=0; i<forms.length; i++) {
 882                 $(forms[i]).observe('submit', function(event) {
 883                         // Prevent the form from also submitting the regular way
 884                         event.stop();
 885
 886                         // Submit via XHR
 887                         event.element().request({
 888                                 onSuccess: win,
 889                                 onFailure: fail
 890                         });
 891
 892                         if (load) {
 893                                 load();
 894                         }
 895                 });
 896         }
 897 }
 898
 899
 900 function cbi_t_add(section, tab) {
 901         var t = document.getElementById('tab.' + section + '.' + tab);
 902         var c = document.getElementById('container.' + section + '.' + tab);
 903
 904         if( t && c ) {
 905                 cbi_t[section] = (cbi_t[section] || [ ]);
 906                 cbi_t[section][tab] = { 'tab': t, 'container': c, 'cid': c.id };
 907         }
 908 }
 909
 910 function cbi_t_switch(section, tab) {
 911         if( cbi_t[section] && cbi_t[section][tab] ) {
 912                 var o = cbi_t[section][tab];
 913                 var h = document.getElementById('tab.' + section);
 914                 for( var tid in cbi_t[section] ) {
 915                         var o2 = cbi_t[section][tid];
 916                         if( o.tab.id != o2.tab.id ) {
 917                                 o2.tab.className = o2.tab.className.replace(/(^| )cbi-tab( |$)/, " cbi-tab-disabled ");
 918                                 o2.container.style.display = 'none';
 919                         }
 920                         else {
 921                                 if(h) h.value = tab;
 922                                 o2.tab.className = o2.tab.className.replace(/(^| )cbi-tab-disabled( |$)/, " cbi-tab ");
 923                                 o2.container.style.display = 'block';
 924                         }
 925                 }
 926         }
 927         return false
 928 }
 929
 930 function cbi_t_update() {
 931         var hl_tabs = [ ];
 932         var updated = false;
 933
 934         for( var sid in cbi_t )
 935                 for( var tid in cbi_t[sid] )
 936                 {
 937                         if( cbi_c[cbi_t[sid][tid].cid] == 0 ) {
 938                                 cbi_t[sid][tid].tab.style.display = 'none';
 939                         }
 940                         else if( cbi_t[sid][tid].tab && cbi_t[sid][tid].tab.style.display == 'none' ) {
 941                                 cbi_t[sid][tid].tab.style.display = '';
 942
 943                                 var t = cbi_t[sid][tid].tab;
 944                                 t.className += ' cbi-tab-highlighted';
 945                                 hl_tabs.push(t);
 946                         }
 947
 948                         cbi_tag_last(cbi_t[sid][tid].container);
 949                         updated = true;
 950                 }
 951
 952         if( hl_tabs.length > 0 )
 953                 window.setTimeout(function() {
 954                         for( var i = 0; i < hl_tabs.length; i++ )
 955                                 hl_tabs[i].className = hl_tabs[i].className.replace(/ cbi-tab-highlighted/g, '');
 956                 }, 750);
 957
 958         return updated;
 959 }
 960
 961
 962 function cbi_validate_form(form, errmsg)
 963 {
 964         /* if triggered by a section removal or addition, don't validate */
 965         if( form.cbi_state == 'add-section' || form.cbi_state == 'del-section' )
 966                 return true;
 967
 968         if( form.cbi_validators )
 969         {
 970                 for( var i = 0; i < form.cbi_validators.length; i++ )
 971                 {
 972                         var validator = form.cbi_validators[i];
 973                         if( !validator() && errmsg )
 974                         {
 975                                 alert(errmsg);
 976                                 return false;
 977                         }
 978                 }
 979         }
 980
 981         return true;
 982 }
 983
 984 function cbi_validate_reset(form)
 985 {
 986         window.setTimeout(
 987                 function() { cbi_validate_form(form, null) }, 100
 988         );
 989
 990         return true;
 991 }
 992
 993 function cbi_validate_compile(code)
 994 {
 995         var pos = 0;
 996         var esc = false;
 997         var depth = 0;
 998         var stack = [ ];
 999
1000         code += ',';
1001
1002         for (var i = 0; i < code.length; i++)
1003         {
1004                 if (esc)
1005                 {
1006                         esc = false;
1007                         continue;
1008                 }
1009
1010                 switch (code.charCodeAt(i))
1011                 {
1012                 case 92:
1013                         esc = true;
1014                         break;
1015
1016                 case 40:
1017                 case 44:
1018                         if (depth <= 0)
1019                         {
1020                                 if (pos < i)
1021                                 {
1022                                         var label = code.substring(pos, i);
1023                                                 label = label.replace(/\\(.)/g, '$1');
1024                                                 label = label.replace(/^[ \t]+/g, '');
1025                                                 label = label.replace(/[ \t]+$/g, '');
1026
1027                                         if (label && !isNaN(label))
1028                                         {
1029                                                 stack.push(parseFloat(label));
1030                                         }
1031                                         else if (label.match(/^(['"]).*\1$/))
1032                                         {
1033                                                 stack.push(label.replace(/^(['"])(.*)\1$/, '$2'));
1034                                         }
1035                                         else if (typeof cbi_validators[label] == 'function')
1036                                         {
1037                                                 stack.push(cbi_validators[label]);
1038                                                 stack.push(null);
1039                                         }
1040                                         else
1041                                         {
1042                                                 throw "Syntax error, unhandled token '"+label+"'";
1043                                         }
1044                                 }
1045                                 pos = i+1;
1046                         }
1047                         depth += (code.charCodeAt(i) == 40);
1048                         break;
1049
1050                 case 41:
1051                         if (--depth <= 0)
1052                         {
1053                                 if (typeof stack[stack.length-2] != 'function')
1054                                         throw "Syntax error, argument list follows non-function";
1055
1056                                 stack[stack.length-1] =
1057                                         arguments.callee(code.substring(pos, i));
1058
1059                                 pos = i+1;
1060                         }
1061                         break;
1062                 }
1063         }
1064
1065         return stack;
1066 }
1067
1068 function cbi_validate_field(cbid, optional, type)
1069 {
1070         var field = (typeof cbid == "string") ? document.getElementById(cbid) : cbid;
1071         var vstack; try { vstack = cbi_validate_compile(type); } catch(e) { };
1072
1073         if (field && vstack && typeof vstack[0] == "function")
1074         {
1075                 var validator = function()
1076                 {
1077                         // is not detached
1078                         if( field.form )
1079                         {
1080                                 field.className = field.className.replace(/ cbi-input-invalid/g, '');
1081
1082                                 // validate value
1083                                 var value = (field.options && field.options.selectedIndex > -1)
1084                                         ? field.options[field.options.selectedIndex].value : field.value;
1085
1086                                 if (!(((value.length == 0) && optional) || vstack[0].apply(value, vstack[1])))
1087                                 {
1088                                         // invalid
1089                                         field.className += ' cbi-input-invalid';
1090                                         return false;
1091                                 }
1092                         }
1093
1094                         return true;
1095                 };
1096
1097                 if( ! field.form.cbi_validators )
1098                         field.form.cbi_validators = [ ];
1099
1100                 field.form.cbi_validators.push(validator);
1101
1102                 cbi_bind(field, "blur",  validator);
1103                 cbi_bind(field, "keyup", validator);
1104
1105                 if (field.nodeName == 'SELECT')
1106                 {
1107                         cbi_bind(field, "change", validator);
1108                         cbi_bind(field, "click",  validator);
1109                 }
1110
1111                 field.setAttribute("cbi_validate", validator);
1112                 field.setAttribute("cbi_datatype", type);
1113                 field.setAttribute("cbi_optional", (!!optional).toString());
1114
1115                 validator();
1116
1117                 var fcbox = document.getElementById('cbi.combobox.' + field.id);
1118                 if (fcbox)
1119                         cbi_validate_field(fcbox, optional, type);
1120         }
1121 }
1122
1123 function cbi_row_swap(elem, up, store)
1124 {
1125         var tr = elem.parentNode;
1126         while (tr && tr.nodeName.toLowerCase() != 'tr')
1127                 tr = tr.parentNode;
1128
1129         if (!tr)
1130                 return false;
1131
1132         var table = tr.parentNode;
1133         while (table && table.nodeName.toLowerCase() != 'table')
1134                 table = table.parentNode;
1135
1136         if (!table)
1137                 return false;
1138
1139         var s = up ? 3 : 2;
1140         var e = up ? table.rows.length : table.rows.length - 1;
1141
1142         for (var idx = s; idx < e; idx++)
1143         {
1144                 if (table.rows[idx] == tr)
1145                 {
1146                         if (up)
1147                                 tr.parentNode.insertBefore(table.rows[idx], table.rows[idx-1]);
1148                         else
1149                                 tr.parentNode.insertBefore(table.rows[idx+1], table.rows[idx]);
1150
1151                         break;
1152                 }
1153         }
1154
1155         var ids = [ ];
1156         for (idx = 2; idx < table.rows.length; idx++)
1157         {
1158                 table.rows[idx].className = table.rows[idx].className.replace(
1159                         /cbi-rowstyle-[12]/, 'cbi-rowstyle-' + (1 + (idx % 2))
1160                 );
1161
1162                 if (table.rows[idx].id && table.rows[idx].id.match(/-([^\-]+)$/) )
1163                         ids.push(RegExp.$1);
1164         }
1165
1166         var input = document.getElementById(store);
1167         if (input)
1168                 input.value = ids.join(' ');
1169
1170         return false;
1171 }
1172
1173 function cbi_tag_last(container)
1174 {
1175         var last;
1176
1177         for (var i = 0; i < container.childNodes.length; i++)
1178         {
1179                 var c = container.childNodes[i];
1180                 if (c.nodeType == 1 && c.nodeName.toLowerCase() == 'div')
1181                 {
1182                         c.className = c.className.replace(/ cbi-value-last$/, '');
1183                         last = c;
1184                 }
1185         }
1186
1187         if (last)
1188         {
1189                 last.className += ' cbi-value-last';
1190         }
1191 }
1192
1193 String.prototype.serialize = function()
1194 {
1195         var o = this;
1196         switch(typeof(o))
1197         {
1198                 case 'object':
1199                         // null
1200                         if( o == null )
1201                         {
1202                                 return 'null';
1203                         }
1204
1205                         // array
1206                         else if( o.length )
1207                         {
1208                                 var i, s = '';
1209
1210                                 for( var i = 0; i < o.length; i++ )
1211                                         s += (s ? ', ' : '') + String.serialize(o[i]);
1212
1213                                 return '[ ' + s + ' ]';
1214                         }
1215
1216                         // object
1217                         else
1218                         {
1219                                 var k, s = '';
1220
1221                                 for( k in o )
1222                                         s += (s ? ', ' : '') + k + ': ' + String.serialize(o[k]);
1223
1224                                 return '{ ' + s + ' }';
1225                         }
1226
1227                         break;
1228
1229                 case 'string':
1230                         // complex string
1231                         if( o.match(/[^a-zA-Z0-9_,.: -]/) )
1232                                 return 'decodeURIComponent("' + encodeURIComponent(o) + '")';
1233
1234                         // simple string
1235                         else
1236                                 return '"' + o + '"';
1237
1238                         break;
1239
1240                 default:
1241                         return o.toString();
1242         }
1243 }
1244
1245 String.prototype.format = function()
1246 {
1247         if (!RegExp)
1248                 return;
1249
1250         var html_esc = [/&/g, '&#38;', /"/g, '&#34;', /'/g, '&#39;', /</g, '&#60;', />/g, '&#62;'];
1251         var quot_esc = [/"/g, '&#34;', /'/g, '&#39;'];
1252
1253         function esc(s, r) {
1254                 for( var i = 0; i < r.length; i += 2 )
1255                         s = s.replace(r[i], r[i+1]);
1256                 return s;
1257         }
1258
1259         var str = this;
1260         var out = '';
1261         var re = /^(([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X|q|h|j|t|m))/;
1262         var a = b = [], numSubstitutions = 0, numMatches = 0;
1263
1264         while( a = re.exec(str) )
1265         {
1266                 var m = a[1];
1267                 var leftpart = a[2], pPad = a[3], pJustify = a[4], pMinLength = a[5];
1268                 var pPrecision = a[6], pType = a[7];
1269
1270                 numMatches++;
1271
1272                 if (pType == '%')
1273                 {
1274                         subst = '%';
1275                 }
1276                 else
1277                 {
1278                         if (numSubstitutions < arguments.length)
1279                         {
1280                                 var param = arguments[numSubstitutions++];
1281
1282                                 var pad = '';
1283                                 if (pPad && pPad.substr(0,1) == "'")
1284                                         pad = leftpart.substr(1,1);
1285                                 else if (pPad)
1286                                         pad = pPad;
1287
1288                                 var justifyRight = true;
1289                                 if (pJustify && pJustify === "-")
1290                                         justifyRight = false;
1291
1292                                 var minLength = -1;
1293                                 if (pMinLength)
1294                                         minLength = parseInt(pMinLength);
1295
1296                                 var precision = -1;
1297                                 if (pPrecision && pType == 'f')
1298                                         precision = parseInt(pPrecision.substring(1));
1299
1300                                 var subst = param;
1301
1302                                 switch(pType)
1303                                 {
1304                                         case 'b':
1305                                                 subst = (parseInt(param) || 0).toString(2);
1306                                                 break;
1307
1308                                         case 'c':
1309                                                 subst = String.fromCharCode(parseInt(param) || 0);
1310                                                 break;
1311
1312                                         case 'd':
1313                                                 subst = (parseInt(param) || 0);
1314                                                 break;
1315
1316                                         case 'u':
1317                                                 subst = Math.abs(parseInt(param) || 0);
1318                                                 break;
1319
1320                                         case 'f':
1321                                                 subst = (precision > -1)
1322                                                         ? ((parseFloat(param) || 0.0)).toFixed(precision)
1323                                                         : (parseFloat(param) || 0.0);
1324                                                 break;
1325
1326                                         case 'o':
1327                                                 subst = (parseInt(param) || 0).toString(8);
1328                                                 break;
1329
1330                                         case 's':
1331                                                 subst = param;
1332                                                 break;
1333
1334                                         case 'x':
1335                                                 subst = ('' + (parseInt(param) || 0).toString(16)).toLowerCase();
1336                                                 break;
1337
1338                                         case 'X':
1339                                                 subst = ('' + (parseInt(param) || 0).toString(16)).toUpperCase();
1340                                                 break;
1341
1342                                         case 'h':
1343                                                 subst = esc(param, html_esc);
1344                                                 break;
1345
1346                                         case 'q':
1347                                                 subst = esc(param, quot_esc);
1348                                                 break;
1349
1350                                         case 'j':
1351                                                 subst = String.serialize(param);
1352                                                 break;
1353
1354                                         case 't':
1355                                                 var td = 0;
1356                                                 var th = 0;
1357                                                 var tm = 0;
1358                                                 var ts = (param || 0);
1359
1360                                                 if (ts > 60) {
1361                                                         tm = Math.floor(ts / 60);
1362                                                         ts = (ts % 60);
1363                                                 }
1364
1365                                                 if (tm > 60) {
1366                                                         th = Math.floor(tm / 60);
1367                                                         tm = (tm % 60);
1368                                                 }
1369
1370                                                 if (th > 24) {
1371                                                         td = Math.floor(th / 24);
1372                                                         th = (th % 24);
1373                                                 }
1374
1375                                                 subst = (td > 0)
1376                                                         ? String.format('%dd %dh %dm %ds', td, th, tm, ts)
1377                                                         : String.format('%dh %dm %ds', th, tm, ts);
1378
1379                                                 break;
1380
1381                                         case 'm':
1382                                                 var mf = pMinLength ? parseInt(pMinLength) : 1000;
1383                                                 var pr = pPrecision ? Math.floor(10*parseFloat('0'+pPrecision)) : 2;
1384
1385                                                 var i = 0;
1386                                                 var val = parseFloat(param || 0);
1387                                                 var units = [ '', 'K', 'M', 'G', 'T', 'P', 'E' ];
1388
1389                                                 for (i = 0; (i < units.length) && (val > mf); i++)
1390                                                         val /= mf;
1391
1392                                                 subst = val.toFixed(pr) + ' ' + units[i];
1393                                                 break;
1394                                 }
1395                         }
1396                 }
1397
1398                 out += leftpart + subst;
1399                 str = str.substr(m.length);
1400         }
1401
1402         return out + str;
1403 }
1404
1405 String.prototype.nobr = function()
1406 {
1407         return this.replace(/[\s\n]+/g, '&#160;');
1408 }
1409
1410 String.serialize = function()
1411 {
1412         var a = [ ];
1413         for (var i = 1; i < arguments.length; i++)
1414                 a.push(arguments[i]);
1415         return ''.serialize.apply(arguments[0], a);
1416 }
1417
1418 String.format = function()
1419 {
1420         var a = [ ];
1421         for (var i = 1; i < arguments.length; i++)
1422                 a.push(arguments[i]);
1423         return ''.format.apply(arguments[0], a);
1424 }
1425
1426 String.nobr = function()
1427 {
1428         var a = [ ];
1429         for (var i = 1; i < arguments.length; i++)
1430                 a.push(arguments[i]);
1431         return ''.nobr.apply(arguments[0], a);
1432 }