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