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_strings = { path: {}, label: {} };
  17
  18 function Int(x) {
  19         return (/^-?\d+$/.test(x) ? +x : NaN);
  20 }
  21
  22 function Dec(x) {
  23         return (/^-?\d+(?:\.\d+)?$/.test(x) ? +x : NaN);
  24 }
  25
  26 function IPv4(x) {
  27         if (!x.match(/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/))
  28                 return null;
  29
  30         if (RegExp.$1 > 255 || RegExp.$2 > 255 || RegExp.$3 > 255 || RegExp.$4 > 255)
  31                 return null;
  32
  33         return [ +RegExp.$1, +RegExp.$2, +RegExp.$3, +RegExp.$4 ];
  34 }
  35
  36 function IPv6(x) {
  37         if (x.match(/^([a-fA-F0-9:]+):(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/)) {
  38                 var v6 = RegExp.$1, v4 = IPv4(RegExp.$2);
  39
  40                 if (!v4)
  41                         return null;
  42
  43                 x = v6 + ':' + (v4[0] * 256 + v4[1]).toString(16)
  44                        + ':' + (v4[2] * 256 + v4[3]).toString(16);
  45         }
  46
  47         if (!x.match(/^[a-fA-F0-9:]+$/))
  48                 return null;
  49
  50         var prefix_suffix = x.split(/::/);
  51
  52         if (prefix_suffix.length > 2)
  53                 return null;
  54
  55         var prefix = (prefix_suffix[0] || '0').split(/:/);
  56         var suffix = prefix_suffix.length > 1 ? (prefix_suffix[1] || '0').split(/:/) : [];
  57
  58         if (suffix.length ? (prefix.length + suffix.length > 7) : (prefix.length > 8))
  59                 return null;
  60
  61         var i, word;
  62         var words = [];
  63
  64         for (i = 0, word = parseInt(prefix[0], 16); i < prefix.length; word = parseInt(prefix[++i], 16))
  65                 if (prefix[i].length <= 4 && !isNaN(word) && word <= 0xFFFF)
  66                         words.push(word);
  67                 else
  68                         return null;
  69
  70         for (i = 0; i < (8 - prefix.length - suffix.length); i++)
  71                 words.push(0);
  72
  73         for (i = 0, word = parseInt(suffix[0], 16); i < suffix.length; word = parseInt(suffix[++i], 16))
  74                 if (suffix[i].length <= 4 && !isNaN(word) && word <= 0xFFFF)
  75                         words.push(word);
  76                 else
  77                         return null;
  78
  79         return words;
  80 }
  81
  82 var cbi_validators = {
  83
  84         'integer': function()
  85         {
  86                 return !!Int(this);
  87         },
  88
  89         'uinteger': function()
  90         {
  91                 return (Int(this) >= 0);
  92         },
  93
  94         'float': function()
  95         {
  96                 return !!Dec(this);
  97         },
  98
  99         'ufloat': function()
 100         {
 101                 return (Dec(this) >= 0);
 102         },
 103
 104         'ipaddr': function()
 105         {
 106                 return cbi_validators.ip4addr.apply(this) ||
 107                         cbi_validators.ip6addr.apply(this);
 108         },
 109
 110         'ip4addr': function()
 111         {
 112                 var m = this.match(/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})(?:\/(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})|\/(\d{1,2}))?$/);
 113                 return !!(m && IPv4(m[1]) && (m[2] ? IPv4(m[2]) : (m[3] ? cbi_validators.ip4prefix.apply(m[3]) : true)));
 114         },
 115
 116         'ip6addr': function()
 117         {
 118                 var m = this.match(/^([0-9a-fA-F:.]+)(?:\/(\d{1,3}))?$/);
 119                 return !!(m && IPv6(m[1]) && (m[2] ? cbi_validators.ip6prefix.apply(m[2]) : true));
 120         },
 121
 122         'ip4prefix': function()
 123         {
 124                 return !isNaN(this) && this >= 0 && this <= 32;
 125         },
 126
 127         'ip6prefix': function()
 128         {
 129                 return !isNaN(this) && this >= 0 && this <= 128;
 130         },
 131
 132         'cidr': function()
 133         {
 134                 return cbi_validators.cidr4.apply(this) ||
 135                         cbi_validators.cidr6.apply(this);
 136         },
 137
 138         'cidr4': function()
 139         {
 140                 var m = this.match(/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\/(\d{1,2})$/);
 141                 return !!(m && IPv4(m[1]) && cbi_validators.ip4prefix.apply(m[2]));
 142         },
 143
 144         'cidr6': function()
 145         {
 146                 var m = this.match(/^([0-9a-fA-F:.]+)\/(\d{1,3})$/);
 147                 return !!(m && IPv6(m[1]) && cbi_validators.ip6prefix.apply(m[2]));
 148         },
 149
 150         'ipnet4': function()
 151         {
 152                 var m = this.match(/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\/(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/);
 153                 return !!(m && IPv4(m[1]) && IPv4(m[2]));
 154         },
 155
 156         'ipnet6': function()
 157         {
 158                 var m = this.match(/^([0-9a-fA-F:.]+)\/([0-9a-fA-F:.]+)$/);
 159                 return !!(m && IPv6(m[1]) && IPv6(m[2]));
 160         },
 161
 162         'ip6hostid': function()
 163         {
 164                 if (this == "eui64" || this == "random")
 165                         return true;
 166
 167                 var v6 = IPv6(this);
 168                 return !(!v6 || v6[0] || v6[1] || v6[2] || v6[3]);
 169         },
 170
 171         'ipmask': function()
 172         {
 173                 return cbi_validators.ipmask4.apply(this) ||
 174                         cbi_validators.ipmask6.apply(this);
 175         },
 176
 177         'ipmask4': function()
 178         {
 179                 return cbi_validators.cidr4.apply(this) ||
 180                         cbi_validators.ipnet4.apply(this) ||
 181                         cbi_validators.ip4addr.apply(this);
 182         },
 183
 184         'ipmask6': function()
 185         {
 186                 return cbi_validators.cidr6.apply(this) ||
 187                         cbi_validators.ipnet6.apply(this) ||
 188                         cbi_validators.ip6addr.apply(this);
 189         },
 190
 191         'port': function()
 192         {
 193                 var p = Int(this);
 194                 return (p >= 0 && p <= 65535);
 195         },
 196
 197         'portrange': function()
 198         {
 199                 if (this.match(/^(\d+)-(\d+)$/))
 200                 {
 201                         var p1 = +RegExp.$1;
 202                         var p2 = +RegExp.$2;
 203                         return (p1 <= p2 && p2 <= 65535);
 204                 }
 205
 206                 return cbi_validators.port.apply(this);
 207         },
 208
 209         'macaddr': function()
 210         {
 211                 return (this.match(/^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$/) != null);
 212         },
 213
 214         'host': function(ipv4only)
 215         {
 216                 return cbi_validators.hostname.apply(this) ||
 217                         ((ipv4only != 1) && cbi_validators.ipaddr.apply(this)) ||
 218                         ((ipv4only == 1) && cbi_validators.ip4addr.apply(this));
 219         },
 220
 221         'hostname': function(strict)
 222         {
 223                 if (this.length <= 253)
 224                         return (this.match(/^[a-zA-Z0-9_]+$/) != null ||
 225                                 (this.match(/^[a-zA-Z0-9_][a-zA-Z0-9_\-.]*[a-zA-Z0-9]$/) &&
 226                                  this.match(/[^0-9.]/))) &&
 227                                (!strict || !this.match(/^_/));
 228
 229                 return false;
 230         },
 231
 232         'network': function()
 233         {
 234                 return cbi_validators.uciname.apply(this) ||
 235                         cbi_validators.host.apply(this);
 236         },
 237
 238         'hostport': function(ipv4only)
 239         {
 240                 var hp = this.split(/:/);
 241
 242                 if (hp.length == 2)
 243                         return (cbi_validators.host.apply(hp[0], ipv4only) &&
 244                                 cbi_validators.port.apply(hp[1]));
 245
 246                 return false;
 247         },
 248
 249         'ip4addrport': function()
 250         {
 251                 var hp = this.split(/:/);
 252
 253                 if (hp.length == 2)
 254                         return (cbi_validators.ipaddr.apply(hp[0]) &&
 255                                 cbi_validators.port.apply(hp[1]));
 256                 return false;
 257         },
 258
 259         'ipaddrport': function(bracket)
 260         {
 261                 if (this.match(/^([^\[\]:]+):([^:]+)$/)) {
 262                         var addr = RegExp.$1
 263                         var port = RegExp.$2
 264                         return (cbi_validators.ip4addr.apply(addr) &&
 265                                 cbi_validators.port.apply(port));
 266                 } else if ((bracket == 1) && (this.match(/^\[(.+)\]:([^:]+)$/))) {
 267                         var addr = RegExp.$1
 268                         var port = RegExp.$2
 269                         return (cbi_validators.ip6addr.apply(addr) &&
 270                                 cbi_validators.port.apply(port));
 271                 } else if ((bracket != 1) && (this.match(/^([^\[\]]+):([^:]+)$/))) {
 272                         var addr = RegExp.$1
 273                         var port = RegExp.$2
 274                         return (cbi_validators.ip6addr.apply(addr) &&
 275                                 cbi_validators.port.apply(port));
 276                 } else {
 277                         return false;
 278                 }
 279         },
 280
 281         'wpakey': function()
 282         {
 283                 var v = this;
 284
 285                 if( v.length == 64 )
 286                         return (v.match(/^[a-fA-F0-9]{64}$/) != null);
 287                 else
 288                         return (v.length >= 8) && (v.length <= 63);
 289         },
 290
 291         'wepkey': function()
 292         {
 293                 var v = this;
 294
 295                 if ( v.substr(0,2) == 's:' )
 296                         v = v.substr(2);
 297
 298                 if( (v.length == 10) || (v.length == 26) )
 299                         return (v.match(/^[a-fA-F0-9]{10,26}$/) != null);
 300                 else
 301                         return (v.length == 5) || (v.length == 13);
 302         },
 303
 304         'uciname': function()
 305         {
 306                 return (this.match(/^[a-zA-Z0-9_]+$/) != null);
 307         },
 308
 309         'range': function(min, max)
 310         {
 311                 var val = Dec(this);
 312                 return (val >= +min && val <= +max);
 313         },
 314
 315         'min': function(min)
 316         {
 317                 return (Dec(this) >= +min);
 318         },
 319
 320         'max': function(max)
 321         {
 322                 return (Dec(this) <= +max);
 323         },
 324
 325         'rangelength': function(min, max)
 326         {
 327                 var val = '' + this;
 328                 return ((val.length >= +min) && (val.length <= +max));
 329         },
 330
 331         'minlength': function(min)
 332         {
 333                 return ((''+this).length >= +min);
 334         },
 335
 336         'maxlength': function(max)
 337         {
 338                 return ((''+this).length <= +max);
 339         },
 340
 341         'or': function()
 342         {
 343                 for (var i = 0; i < arguments.length; i += 2)
 344                 {
 345                         if (typeof arguments[i] != 'function')
 346                         {
 347                                 if (arguments[i] == this)
 348                                         return true;
 349                                 i--;
 350                         }
 351                         else if (arguments[i].apply(this, arguments[i+1]))
 352                         {
 353                                 return true;
 354                         }
 355                 }
 356                 return false;
 357         },
 358
 359         'and': function()
 360         {
 361                 for (var i = 0; i < arguments.length; i += 2)
 362                 {
 363                         if (typeof arguments[i] != 'function')
 364                         {
 365                                 if (arguments[i] != this)
 366                                         return false;
 367                                 i--;
 368                         }
 369                         else if (!arguments[i].apply(this, arguments[i+1]))
 370                         {
 371                                 return false;
 372                         }
 373                 }
 374                 return true;
 375         },
 376
 377         'neg': function()
 378         {
 379                 return cbi_validators.or.apply(
 380                         this.replace(/^[ \t]*![ \t]*/, ''), arguments);
 381         },
 382
 383         'list': function(subvalidator, subargs)
 384         {
 385                 if (typeof subvalidator != 'function')
 386                         return false;
 387
 388                 var tokens = this.match(/[^ \t]+/g);
 389                 for (var i = 0; i < tokens.length; i++)
 390                         if (!subvalidator.apply(tokens[i], subargs))
 391                                 return false;
 392
 393                 return true;
 394         },
 395         'phonedigit': function()
 396         {
 397                 return (this.match(/^[0-9\*#!\.]+$/) != null);
 398         },
 399         'timehhmmss': function()
 400         {
 401                 return (this.match(/^[0-6][0-9]:[0-6][0-9]:[0-6][0-9]$/) != null);
 402         },
 403         'dateyyyymmdd': function()
 404         {
 405                 if (this == null) {
 406                         return false;
 407                 }
 408                 if (this.match(/^(\d\d\d\d)-(\d\d)-(\d\d)/)) {
 409                         var year = RegExp.$1;
 410                         var month = RegExp.$2;
 411                         var day = RegExp.$2
 412
 413                         var days_in_month = [ 31, 28, 31, 30, 31, 30, 31, 31, 30 , 31, 30, 31 ];
 414                         function is_leap_year(year) {
 415                                 return ((year % 4) == 0) && ((year % 100) != 0) || ((year % 400) == 0);
 416                         }
 417                         function get_days_in_month(month, year) {
 418                                 if ((month == 2) && is_leap_year(year)) {
 419                                         return 29;
 420                                 } else {
 421                                         return days_in_month[month];
 422                                 }
 423                         }
 424                         /* Firewall rules in the past don't make sense */
 425                         if (year < 2015) {
 426                                 return false;
 427                         }
 428                         if ((month <= 0) || (month > 12)) {
 429                                 return false;
 430                         }
 431                         if ((day <= 0) || (day > get_days_in_month(month, year))) {
 432                                 return false;
 433                         }
 434                         return true;
 435
 436                 } else {
 437                         return false;
 438                 }
 439         }
 440 };
 441
 442
 443 function cbi_d_add(field, dep, index) {
 444         var obj = (typeof(field) === 'string') ? document.getElementById(field) : field;
 445         if (obj) {
 446                 var entry
 447                 for (var i=0; i<cbi_d.length; i++) {
 448                         if (cbi_d[i].id == obj.id) {
 449                                 entry = cbi_d[i];
 450                                 break;
 451                         }
 452                 }
 453                 if (!entry) {
 454                         entry = {
 455                                 "node": obj,
 456                                 "id": obj.id,
 457                                 "parent": obj.parentNode.id,
 458                                 "deps": [],
 459                                 "index": index
 460                         };
 461                         cbi_d.unshift(entry);
 462                 }
 463                 entry.deps.push(dep)
 464         }
 465 }
 466
 467 function cbi_d_checkvalue(target, ref) {
 468         var value = null,
 469             query = 'input[id="'+target+'"], input[name="'+target+'"], ' +
 470                     'select[id="'+target+'"], select[name="'+target+'"]';
 471
 472         document.querySelectorAll(query).forEach(function(i) {
 473                 if (value === null && ((i.type !== 'radio' && i.type !== 'checkbox') || i.checked === true))
 474                         value = i.value;
 475         });
 476
 477         return (((value !== null) ? value : "") == ref);
 478 }
 479
 480 function cbi_d_check(deps) {
 481         var reverse;
 482         var def = false;
 483         for (var i=0; i<deps.length; i++) {
 484                 var istat = true;
 485                 reverse = false;
 486                 for (var j in deps[i]) {
 487                         if (j == "!reverse") {
 488                                 reverse = true;
 489                         } else if (j == "!default") {
 490                                 def = true;
 491                                 istat = false;
 492                         } else {
 493                                 istat = (istat && cbi_d_checkvalue(j, deps[i][j]))
 494                         }
 495                 }
 496
 497                 if (istat ^ reverse) {
 498                         return true;
 499                 }
 500         }
 501         return def;
 502 }
 503
 504 function cbi_d_update() {
 505         var state = false;
 506         for (var i=0; i<cbi_d.length; i++) {
 507                 var entry = cbi_d[i];
 508                 var node  = document.getElementById(entry.id);
 509                 var parent = document.getElementById(entry.parent);
 510
 511                 if (node && node.parentNode && !cbi_d_check(entry.deps)) {
 512                         node.parentNode.removeChild(node);
 513                         state = true;
 514                 } else if (parent && (!node || !node.parentNode) && cbi_d_check(entry.deps)) {
 515                         var next = undefined;
 516
 517                         for (next = parent.firstChild; next; next = next.nextSibling) {
 518                                 if (next.getAttribute && parseInt(next.getAttribute('data-index'), 10) > entry.index) {
 519                                         break;
 520                                 }
 521                         }
 522
 523                         if (!next) {
 524                                 parent.appendChild(entry.node);
 525                         } else {
 526                                 parent.insertBefore(entry.node, next);
 527                         }
 528
 529                         state = true;
 530                 }
 531
 532                 // hide optionals widget if no choices remaining
 533                 if (parent && parent.parentNode && parent.getAttribute('data-optionals'))
 534                         parent.parentNode.style.display = (parent.options.length <= 1) ? 'none' : '';
 535         }
 536
 537         if (entry && entry.parent) {
 538                 if (!cbi_t_update())
 539                         cbi_tag_last(parent);
 540         }
 541
 542         if (state) {
 543                 cbi_d_update();
 544         }
 545 }
 546
 547 function cbi_init() {
 548         var nodes;
 549
 550         nodes = document.querySelectorAll('[data-strings]');
 551
 552         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 553                 var str = JSON.parse(node.getAttribute('data-strings'));
 554                 for (var key in str) {
 555                         for (var key2 in str[key]) {
 556                                 var dst = cbi_strings[key] || (cbi_strings[key] = { });
 557                                     dst[key2] = str[key][key2];
 558                         }
 559                 }
 560         }
 561
 562         nodes = document.querySelectorAll('[data-depends]');
 563
 564         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 565                 var index = parseInt(node.getAttribute('data-index'), 10);
 566                 var depends = JSON.parse(node.getAttribute('data-depends'));
 567                 if (!isNaN(index) && depends.length > 0) {
 568                         for (var alt = 0; alt < depends.length; alt++) {
 569                                 cbi_d_add(node, depends[alt], index);
 570                         }
 571                 }
 572         }
 573
 574         nodes = document.querySelectorAll('[data-update]');
 575
 576         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 577                 var events = node.getAttribute('data-update').split(' ');
 578                 for (var j = 0, event; (event = events[j]) !== undefined; j++) {
 579                         cbi_bind(node, event, cbi_d_update);
 580                 }
 581         }
 582
 583         nodes = document.querySelectorAll('[data-choices]');
 584
 585         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 586                 var choices = JSON.parse(node.getAttribute('data-choices'));
 587                 var options = {};
 588
 589                 for (var j = 0; j < choices[0].length; j++)
 590                         options[choices[0][j]] = choices[1][j];
 591
 592                 var def = (node.getAttribute('data-optional') === 'true')
 593                         ? node.placeholder || '' : null;
 594
 595                 cbi_combobox_init(node, options, def,
 596                                   node.getAttribute('data-manual'));
 597         }
 598
 599         nodes = document.querySelectorAll('[data-dynlist]');
 600
 601         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 602                 var choices = JSON.parse(node.getAttribute('data-dynlist'));
 603                 var options = null;
 604
 605                 if (choices[0] && choices[0].length) {
 606                         options = {};
 607
 608                         for (var j = 0; j < choices[0].length; j++)
 609                                 options[choices[0][j]] = choices[1][j];
 610                 }
 611
 612                 cbi_dynlist_init(node, choices[2], choices[3], options);
 613         }
 614
 615         nodes = document.querySelectorAll('[data-type]');
 616
 617         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 618                 cbi_validate_field(node, node.getAttribute('data-optional') === 'true',
 619                                    node.getAttribute('data-type'));
 620         }
 621
 622         document.querySelectorAll('.cbi-dropdown').forEach(function(s) {
 623                 cbi_dropdown_init(s);
 624         });
 625
 626         document.querySelectorAll('.cbi-tooltip:not(:empty)').forEach(function(s) {
 627                 s.parentNode.classList.add('cbi-tooltip-container');
 628         });
 629
 630         document.querySelectorAll('.cbi-section-remove > input[name^="cbi.rts"]').forEach(function(i) {
 631                 var handler = function(ev) {
 632                         var bits = this.name.split(/\./),
 633                             section = document.getElementById('cbi-' + bits[2] + '-' + bits[3]);
 634
 635                     section.style.opacity = (ev.type === 'mouseover') ? 0.5 : '';
 636                 };
 637
 638                 i.addEventListener('mouseover', handler);
 639                 i.addEventListener('mouseout', handler);
 640         });
 641
 642         cbi_d_update();
 643 }
 644
 645 function cbi_bind(obj, type, callback, mode) {
 646         if (!obj.addEventListener) {
 647                 obj.attachEvent('on' + type,
 648                         function(){
 649                                 var e = window.event;
 650
 651                                 if (!e.target && e.srcElement)
 652                                         e.target = e.srcElement;
 653
 654                                 return !!callback(e);
 655                         }
 656                 );
 657         } else {
 658                 obj.addEventListener(type, callback, !!mode);
 659         }
 660         return obj;
 661 }
 662
 663 function cbi_combobox(id, values, def, man, focus) {
 664         var selid = "cbi.combobox." + id;
 665         if (document.getElementById(selid)) {
 666                 return
 667         }
 668
 669         var obj = document.getElementById(id)
 670         var sel = document.createElement("select");
 671                 sel.id = selid;
 672                 sel.index = obj.index;
 673                 sel.className = obj.className.replace(/cbi-input-text/, 'cbi-input-select');
 674
 675         if (obj.nextSibling) {
 676                 obj.parentNode.insertBefore(sel, obj.nextSibling);
 677         } else {
 678                 obj.parentNode.appendChild(sel);
 679         }
 680
 681         var dt = obj.getAttribute('cbi_datatype');
 682         var op = obj.getAttribute('cbi_optional');
 683
 684         if (!values[obj.value]) {
 685                 if (obj.value == "") {
 686                         var optdef = document.createElement("option");
 687                         optdef.value = "";
 688                         optdef.appendChild(document.createTextNode(typeof(def) === 'string' ? def : cbi_strings.label.choose));
 689                         sel.appendChild(optdef);
 690                 } else {
 691                         var opt = document.createElement("option");
 692                         opt.value = obj.value;
 693                         opt.selected = "selected";
 694                         opt.appendChild(document.createTextNode(obj.value));
 695                         sel.appendChild(opt);
 696                 }
 697         }
 698
 699         for (var i in values) {
 700                 var opt = document.createElement("option");
 701                 opt.value = i;
 702
 703                 if (obj.value == i) {
 704                         opt.selected = "selected";
 705                 }
 706
 707                 opt.appendChild(document.createTextNode(values[i]));
 708                 sel.appendChild(opt);
 709         }
 710
 711         var optman = document.createElement("option");
 712         optman.value = "";
 713         optman.appendChild(document.createTextNode(typeof(man) === 'string' ? man : cbi_strings.label.custom));
 714         sel.appendChild(optman);
 715
 716         obj.style.display = "none";
 717
 718         if (dt)
 719                 cbi_validate_field(sel, op == 'true', dt);
 720
 721         cbi_bind(sel, "change", function() {
 722                 if (sel.selectedIndex == sel.options.length - 1) {
 723                         obj.style.display = "inline";
 724                         sel.blur();
 725                         sel.parentNode.removeChild(sel);
 726                         obj.focus();
 727                 } else {
 728                         obj.value = sel.options[sel.selectedIndex].value;
 729                 }
 730
 731                 try {
 732                         cbi_d_update();
 733                 } catch (e) {
 734                         //Do nothing
 735                 }
 736         })
 737
 738         // Retrigger validation in select
 739         if (focus) {
 740                 sel.focus();
 741                 sel.blur();
 742         }
 743 }
 744
 745 function cbi_combobox_init(id, values, def, man) {
 746         var obj = (typeof(id) === 'string') ? document.getElementById(id) : id;
 747         cbi_bind(obj, "blur", function() {
 748                 cbi_combobox(obj.id, values, def, man, true);
 749         });
 750         cbi_combobox(obj.id, values, def, man, false);
 751 }
 752
 753 function cbi_filebrowser(id, defpath) {
 754         var field   = document.getElementById(id);
 755         var browser = window.open(
 756                 cbi_strings.path.browser + ( field.value || defpath || '' ) + '?field=' + id,
 757                 "luci_filebrowser", "width=300,height=400,left=100,top=200,scrollbars=yes"
 758         );
 759
 760         browser.focus();
 761 }
 762
 763 function cbi_browser_init(id, resource, defpath)
 764 {
 765         function cbi_browser_btnclick(e) {
 766                 cbi_filebrowser(id, defpath);
 767                 return false;
 768         }
 769
 770         var field = document.getElementById(id);
 771
 772         var btn = document.createElement('img');
 773         btn.className = 'cbi-image-button';
 774         btn.src = (resource || cbi_strings.path.resource) + '/cbi/folder.gif';
 775         field.parentNode.insertBefore(btn, field.nextSibling);
 776
 777         cbi_bind(btn, 'click', cbi_browser_btnclick);
 778 }
 779
 780 function cbi_dynlist_init(parent, datatype, optional, choices)
 781 {
 782         var prefix = parent.getAttribute('data-prefix');
 783         var holder = parent.getAttribute('data-placeholder');
 784
 785         var values;
 786
 787         function cbi_dynlist_redraw(focus, add, del)
 788         {
 789                 values = [ ];
 790
 791                 while (parent.firstChild)
 792                 {
 793                         var n = parent.firstChild;
 794                         var i = +n.index;
 795
 796                         if (i != del)
 797                         {
 798                                 if (n.nodeName.toLowerCase() == 'input')
 799                                         values.push(n.value || '');
 800                                 else if (n.nodeName.toLowerCase() == 'select')
 801                                         values[values.length-1] = n.options[n.selectedIndex].value;
 802                         }
 803
 804                         parent.removeChild(n);
 805                 }
 806
 807                 if (add >= 0)
 808                 {
 809                         focus = add+1;
 810                         values.splice(focus, 0, '');
 811                 }
 812                 else if (values.length == 0)
 813                 {
 814                         focus = 0;
 815                         values.push('');
 816                 }
 817
 818                 for (var i = 0; i < values.length; i++)
 819                 {
 820                         var t = document.createElement('input');
 821                                 t.id = prefix + '.' + (i+1);
 822                                 t.name = prefix;
 823                                 t.value = values[i];
 824                                 t.type = 'text';
 825                                 t.index = i;
 826                                 t.className = 'cbi-input-text';
 827
 828                         if (i == 0 && holder)
 829                         {
 830                                 t.placeholder = holder;
 831                         }
 832
 833                         var b = E('div', {
 834                                 class: 'cbi-button cbi-button-' + ((i+1) < values.length ? 'remove' : 'add')
 835                         }, (i+1) < values.length ? '×' : '+');
 836
 837                         parent.appendChild(t);
 838                         parent.appendChild(b);
 839                         if (datatype == 'file')
 840                         {
 841                                 cbi_browser_init(t.id, null, parent.getAttribute('data-browser-path'));
 842                         }
 843
 844                         parent.appendChild(document.createElement('br'));
 845
 846                         if (datatype)
 847                         {
 848                                 cbi_validate_field(t.id, ((i+1) == values.length) || optional, datatype);
 849                         }
 850
 851                         if (choices)
 852                         {
 853                                 cbi_combobox_init(t.id, choices, '', cbi_strings.label.custom);
 854                                 b.index = i;
 855
 856                                 cbi_bind(b, 'keydown',  cbi_dynlist_keydown);
 857                                 cbi_bind(b, 'keypress', cbi_dynlist_keypress);
 858
 859                                 if (i == focus || -i == focus)
 860                                         b.focus();
 861                         }
 862                         else
 863                         {
 864                                 cbi_bind(t, 'keydown',  cbi_dynlist_keydown);
 865                                 cbi_bind(t, 'keypress', cbi_dynlist_keypress);
 866
 867                                 if (i == focus)
 868                                 {
 869                                         t.focus();
 870                                 }
 871                                 else if (-i == focus)
 872                                 {
 873                                         t.focus();
 874
 875                                         /* force cursor to end */
 876                                         var v = t.value;
 877                                         t.value = ' '
 878                                         t.value = v;
 879                                 }
 880                         }
 881
 882                         cbi_bind(b, 'click', cbi_dynlist_btnclick);
 883                 }
 884         }
 885
 886         function cbi_dynlist_keypress(ev)
 887         {
 888                 ev = ev ? ev : window.event;
 889
 890                 var se = ev.target ? ev.target : ev.srcElement;
 891
 892                 if (se.nodeType == 3)
 893                         se = se.parentNode;
 894
 895                 switch (ev.keyCode)
 896                 {
 897                         /* backspace, delete */
 898                         case 8:
 899                         case 46:
 900                                 if (se.value.length == 0)
 901                                 {
 902                                         if (ev.preventDefault)
 903                                                 ev.preventDefault();
 904
 905                                         return false;
 906                                 }
 907
 908                                 return true;
 909
 910                         /* enter, arrow up, arrow down */
 911                         case 13:
 912                         case 38:
 913                         case 40:
 914                                 if (ev.preventDefault)
 915                                         ev.preventDefault();
 916
 917                                 return false;
 918                 }
 919
 920                 return true;
 921         }
 922
 923         function cbi_dynlist_keydown(ev)
 924         {
 925                 ev = ev ? ev : window.event;
 926
 927                 var se = ev.target ? ev.target : ev.srcElement;
 928
 929                 if (se.nodeType == 3)
 930                         se = se.parentNode;
 931
 932                 var prev = se.previousSibling;
 933                 while (prev && prev.name != prefix)
 934                         prev = prev.previousSibling;
 935
 936                 var next = se.nextSibling;
 937                 while (next && next.name != prefix)
 938                         next = next.nextSibling;
 939
 940                 /* advance one further in combobox case */
 941                 if (next && next.nextSibling.name == prefix)
 942                         next = next.nextSibling;
 943
 944                 switch (ev.keyCode)
 945                 {
 946                         /* backspace, delete */
 947                         case 8:
 948                         case 46:
 949                                 var del = (se.nodeName.toLowerCase() == 'select')
 950                                         ? true : (se.value.length == 0);
 951
 952                                 if (del)
 953                                 {
 954                                         if (ev.preventDefault)
 955                                                 ev.preventDefault();
 956
 957                                         var focus = se.index;
 958                                         if (ev.keyCode == 8)
 959                                                 focus = -focus+1;
 960
 961                                         cbi_dynlist_redraw(focus, -1, se.index);
 962
 963                                         return false;
 964                                 }
 965
 966                                 break;
 967
 968                         /* enter */
 969                         case 13:
 970                                 cbi_dynlist_redraw(-1, se.index, -1);
 971                                 break;
 972
 973                         /* arrow up */
 974                         case 38:
 975                                 if (prev)
 976                                         prev.focus();
 977
 978                                 break;
 979
 980                         /* arrow down */
 981                         case 40:
 982                                 if (next)
 983                                         next.focus();
 984
 985                                 break;
 986                 }
 987
 988                 return true;
 989         }
 990
 991         function cbi_dynlist_btnclick(ev)
 992         {
 993                 ev = ev ? ev : window.event;
 994
 995                 var se = ev.target ? ev.target : ev.srcElement;
 996                 var input = se.previousSibling;
 997                 while (input && input.name != prefix) {
 998                         input = input.previousSibling;
 999                 }
1000
1001                 if (se.classList.contains('cbi-button-remove')) {
1002                         input.value = '';
1003
1004                         cbi_dynlist_keydown({
1005                                 target:  input,
1006                                 keyCode: 8
1007                         });
1008                 }
1009                 else {
1010                         cbi_dynlist_keydown({
1011                                 target:  input,
1012                                 keyCode: 13
1013                         });
1014                 }
1015
1016                 return false;
1017         }
1018
1019         cbi_dynlist_redraw(NaN, -1, -1);
1020 }
1021
1022
1023 function cbi_t_add(section, tab) {
1024         var t = document.getElementById('tab.' + section + '.' + tab);
1025         var c = document.getElementById('container.' + section + '.' + tab);
1026
1027         if( t && c ) {
1028                 cbi_t[section] = (cbi_t[section] || [ ]);
1029                 cbi_t[section][tab] = { 'tab': t, 'container': c, 'cid': c.id };
1030         }
1031 }
1032
1033 function cbi_t_switch(section, tab) {
1034         if( cbi_t[section] && cbi_t[section][tab] ) {
1035                 var o = cbi_t[section][tab];
1036                 var h = document.getElementById('tab.' + section);
1037                 for( var tid in cbi_t[section] ) {
1038                         var o2 = cbi_t[section][tid];
1039                         if( o.tab.id != o2.tab.id ) {
1040                                 o2.tab.className = o2.tab.className.replace(/(^| )cbi-tab( |$)/, " cbi-tab-disabled ");
1041                                 o2.container.style.display = 'none';
1042                         }
1043                         else {
1044                                 if(h) h.value = tab;
1045                                 o2.tab.className = o2.tab.className.replace(/(^| )cbi-tab-disabled( |$)/, " cbi-tab ");
1046                                 o2.container.style.display = 'block';
1047                         }
1048                 }
1049         }
1050         return false
1051 }
1052
1053 function cbi_t_update() {
1054         var hl_tabs = [ ];
1055         var updated = false;
1056
1057         for( var sid in cbi_t )
1058                 for( var tid in cbi_t[sid] )
1059                 {
1060                         var t = cbi_t[sid][tid].tab;
1061                         var c = cbi_t[sid][tid].container;
1062
1063                         if (!c.firstElementChild) {
1064                                 t.style.display = 'none';
1065                         }
1066                         else if (t.style.display == 'none') {
1067                                 t.style.display = '';
1068                                 t.className += ' cbi-tab-highlighted';
1069                                 hl_tabs.push(t);
1070                         }
1071
1072                         cbi_tag_last(c);
1073                         updated = true;
1074                 }
1075
1076         if (hl_tabs.length > 0)
1077                 window.setTimeout(function() {
1078                         for( var i = 0; i < hl_tabs.length; i++ )
1079                                 hl_tabs[i].className = hl_tabs[i].className.replace(/ cbi-tab-highlighted/g, '');
1080                 }, 750);
1081
1082         return updated;
1083 }
1084
1085
1086 function cbi_validate_form(form, errmsg)
1087 {
1088         /* if triggered by a section removal or addition, don't validate */
1089         if( form.cbi_state == 'add-section' || form.cbi_state == 'del-section' )
1090                 return true;
1091
1092         if( form.cbi_validators )
1093         {
1094                 for( var i = 0; i < form.cbi_validators.length; i++ )
1095                 {
1096                         var validator = form.cbi_validators[i];
1097                         if( !validator() && errmsg )
1098                         {
1099                                 alert(errmsg);
1100                                 return false;
1101                         }
1102                 }
1103         }
1104
1105         return true;
1106 }
1107
1108 function cbi_validate_reset(form)
1109 {
1110         window.setTimeout(
1111                 function() { cbi_validate_form(form, null) }, 100
1112         );
1113
1114         return true;
1115 }
1116
1117 function cbi_validate_compile(code)
1118 {
1119         var pos = 0;
1120         var esc = false;
1121         var depth = 0;
1122         var stack = [ ];
1123
1124         code += ',';
1125
1126         for (var i = 0; i < code.length; i++)
1127         {
1128                 if (esc)
1129                 {
1130                         esc = false;
1131                         continue;
1132                 }
1133
1134                 switch (code.charCodeAt(i))
1135                 {
1136                 case 92:
1137                         esc = true;
1138                         break;
1139
1140                 case 40:
1141                 case 44:
1142                         if (depth <= 0)
1143                         {
1144                                 if (pos < i)
1145                                 {
1146                                         var label = code.substring(pos, i);
1147                                                 label = label.replace(/\\(.)/g, '$1');
1148                                                 label = label.replace(/^[ \t]+/g, '');
1149                                                 label = label.replace(/[ \t]+$/g, '');
1150
1151                                         if (label && !isNaN(label))
1152                                         {
1153                                                 stack.push(parseFloat(label));
1154                                         }
1155                                         else if (label.match(/^(['"]).*\1$/))
1156                                         {
1157                                                 stack.push(label.replace(/^(['"])(.*)\1$/, '$2'));
1158                                         }
1159                                         else if (typeof cbi_validators[label] == 'function')
1160                                         {
1161                                                 stack.push(cbi_validators[label]);
1162                                                 stack.push(null);
1163                                         }
1164                                         else
1165                                         {
1166                                                 throw "Syntax error, unhandled token '"+label+"'";
1167                                         }
1168                                 }
1169                                 pos = i+1;
1170                         }
1171                         depth += (code.charCodeAt(i) == 40);
1172                         break;
1173
1174                 case 41:
1175                         if (--depth <= 0)
1176                         {
1177                                 if (typeof stack[stack.length-2] != 'function')
1178                                         throw "Syntax error, argument list follows non-function";
1179
1180                                 stack[stack.length-1] =
1181                                         arguments.callee(code.substring(pos, i));
1182
1183                                 pos = i+1;
1184                         }
1185                         break;
1186                 }
1187         }
1188
1189         return stack;
1190 }
1191
1192 function cbi_validate_field(cbid, optional, type)
1193 {
1194         var field = (typeof cbid == "string") ? document.getElementById(cbid) : cbid;
1195         var vstack; try { vstack = cbi_validate_compile(type); } catch(e) { };
1196
1197         if (field && vstack && typeof vstack[0] == "function")
1198         {
1199                 var validator = function()
1200                 {
1201                         // is not detached
1202                         if( field.form )
1203                         {
1204                                 field.className = field.className.replace(/ cbi-input-invalid/g, '');
1205
1206                                 // validate value
1207                                 var value = (field.options && field.options.selectedIndex > -1)
1208                                         ? field.options[field.options.selectedIndex].value : field.value;
1209
1210                                 if (!(((value.length == 0) && optional) || vstack[0].apply(value, vstack[1])))
1211                                 {
1212                                         // invalid
1213                                         field.className += ' cbi-input-invalid';
1214                                         return false;
1215                                 }
1216                         }
1217
1218                         return true;
1219                 };
1220
1221                 if( ! field.form.cbi_validators )
1222                         field.form.cbi_validators = [ ];
1223
1224                 field.form.cbi_validators.push(validator);
1225
1226                 cbi_bind(field, "blur",  validator);
1227                 cbi_bind(field, "keyup", validator);
1228
1229                 if (field.nodeName == 'SELECT')
1230                 {
1231                         cbi_bind(field, "change", validator);
1232                         cbi_bind(field, "click",  validator);
1233                 }
1234
1235                 field.setAttribute("cbi_validate", validator);
1236                 field.setAttribute("cbi_datatype", type);
1237                 field.setAttribute("cbi_optional", (!!optional).toString());
1238
1239                 validator();
1240
1241                 var fcbox = document.getElementById('cbi.combobox.' + field.id);
1242                 if (fcbox)
1243                         cbi_validate_field(fcbox, optional, type);
1244         }
1245 }
1246
1247 function cbi_row_swap(elem, up, store)
1248 {
1249         var tr = findParent(elem.parentNode, '.cbi-section-table-row');
1250
1251         if (!tr)
1252                 return false;
1253
1254         tr.classList.remove('flash');
1255
1256         if (up) {
1257                 var prev = tr.previousElementSibling;
1258
1259                 if (prev && prev.classList.contains('cbi-section-table-row'))
1260                         tr.parentNode.insertBefore(tr, prev);
1261                 else
1262                         return;
1263         }
1264         else {
1265                 var next = tr.nextElementSibling ? tr.nextElementSibling.nextElementSibling : null;
1266
1267                 if (next && next.classList.contains('cbi-section-table-row'))
1268                         tr.parentNode.insertBefore(tr, next);
1269                 else if (!next)
1270                         tr.parentNode.appendChild(tr);
1271                 else
1272                         return;
1273         }
1274
1275         var ids = [ ];
1276
1277         for (var i = 0, n = 0; i < tr.parentNode.childNodes.length; i++) {
1278                 var node = tr.parentNode.childNodes[i];
1279                 if (node.classList && node.classList.contains('cbi-section-table-row')) {
1280                         node.classList.remove('cbi-rowstyle-1');
1281                         node.classList.remove('cbi-rowstyle-2');
1282                         node.classList.add((n++ % 2) ? 'cbi-rowstyle-2' : 'cbi-rowstyle-1');
1283
1284                         if (/-([^\-]+)$/.test(node.id))
1285                                 ids.push(RegExp.$1);
1286                 }
1287         }
1288
1289         var input = document.getElementById(store);
1290         if (input)
1291                 input.value = ids.join(' ');
1292
1293         window.scrollTo(0, tr.offsetTop);
1294         window.setTimeout(function() { tr.classList.add('flash'); }, 1);
1295
1296         return false;
1297 }
1298
1299 function cbi_tag_last(container)
1300 {
1301         var last;
1302
1303         for (var i = 0; i < container.childNodes.length; i++)
1304         {
1305                 var c = container.childNodes[i];
1306                 if (c.nodeType == 1 && c.nodeName.toLowerCase() == 'div')
1307                 {
1308                         c.className = c.className.replace(/ cbi-value-last$/, '');
1309                         last = c;
1310                 }
1311         }
1312
1313         if (last)
1314         {
1315                 last.className += ' cbi-value-last';
1316         }
1317 }
1318
1319 function cbi_submit(elem, name, value, action)
1320 {
1321         var form = elem.form || findParent(elem, 'form');
1322
1323         if (!form)
1324                 return false;
1325
1326         if (action)
1327                 form.action = action;
1328
1329         if (name) {
1330                 var hidden = form.querySelector('input[type="hidden"][name="%s"]'.format(name)) ||
1331                         E('input', { type: 'hidden', name: name });
1332
1333                 hidden.value = value || '1';
1334                 form.appendChild(hidden);
1335         }
1336
1337         form.submit();
1338         return true;
1339 }
1340
1341 String.prototype.format = function()
1342 {
1343         if (!RegExp)
1344                 return;
1345
1346         var html_esc = [/&/g, '&#38;', /"/g, '&#34;', /'/g, '&#39;', /</g, '&#60;', />/g, '&#62;'];
1347         var quot_esc = [/"/g, '&#34;', /'/g, '&#39;'];
1348
1349         function esc(s, r) {
1350                 if (typeof(s) !== 'string' && !(s instanceof String))
1351                         return '';
1352
1353                 for( var i = 0; i < r.length; i += 2 )
1354                         s = s.replace(r[i], r[i+1]);
1355                 return s;
1356         }
1357
1358         var str = this;
1359         var out = '';
1360         var re = /^(([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X|q|h|j|t|m))/;
1361         var a = b = [], numSubstitutions = 0, numMatches = 0;
1362
1363         while (a = re.exec(str))
1364         {
1365                 var m = a[1];
1366                 var leftpart = a[2], pPad = a[3], pJustify = a[4], pMinLength = a[5];
1367                 var pPrecision = a[6], pType = a[7];
1368
1369                 numMatches++;
1370
1371                 if (pType == '%')
1372                 {
1373                         subst = '%';
1374                 }
1375                 else
1376                 {
1377                         if (numSubstitutions < arguments.length)
1378                         {
1379                                 var param = arguments[numSubstitutions++];
1380
1381                                 var pad = '';
1382                                 if (pPad && pPad.substr(0,1) == "'")
1383                                         pad = leftpart.substr(1,1);
1384                                 else if (pPad)
1385                                         pad = pPad;
1386                                 else
1387                                         pad = ' ';
1388
1389                                 var justifyRight = true;
1390                                 if (pJustify && pJustify === "-")
1391                                         justifyRight = false;
1392
1393                                 var minLength = -1;
1394                                 if (pMinLength)
1395                                         minLength = +pMinLength;
1396
1397                                 var precision = -1;
1398                                 if (pPrecision && pType == 'f')
1399                                         precision = +pPrecision.substring(1);
1400
1401                                 var subst = param;
1402
1403                                 switch(pType)
1404                                 {
1405                                         case 'b':
1406                                                 subst = Math.floor(+param || 0).toString(2);
1407                                                 break;
1408
1409                                         case 'c':
1410                                                 subst = String.fromCharCode(+param || 0);
1411                                                 break;
1412
1413                                         case 'd':
1414                                                 subst = Math.floor(+param || 0).toFixed(0);
1415                                                 break;
1416
1417                                         case 'u':
1418                                                 var n = +param || 0;
1419                                                 subst = Math.floor((n < 0) ? 0x100000000 + n : n).toFixed(0);
1420                                                 break;
1421
1422                                         case 'f':
1423                                                 subst = (precision > -1)
1424                                                         ? ((+param || 0.0)).toFixed(precision)
1425                                                         : (+param || 0.0);
1426                                                 break;
1427
1428                                         case 'o':
1429                                                 subst = Math.floor(+param || 0).toString(8);
1430                                                 break;
1431
1432                                         case 's':
1433                                                 subst = param;
1434                                                 break;
1435
1436                                         case 'x':
1437                                                 subst = Math.floor(+param || 0).toString(16).toLowerCase();
1438                                                 break;
1439
1440                                         case 'X':
1441                                                 subst = Math.floor(+param || 0).toString(16).toUpperCase();
1442                                                 break;
1443
1444                                         case 'h':
1445                                                 subst = esc(param, html_esc);
1446                                                 break;
1447
1448                                         case 'q':
1449                                                 subst = esc(param, quot_esc);
1450                                                 break;
1451
1452                                         case 't':
1453                                                 var td = 0;
1454                                                 var th = 0;
1455                                                 var tm = 0;
1456                                                 var ts = (param || 0);
1457
1458                                                 if (ts > 60) {
1459                                                         tm = Math.floor(ts / 60);
1460                                                         ts = (ts % 60);
1461                                                 }
1462
1463                                                 if (tm > 60) {
1464                                                         th = Math.floor(tm / 60);
1465                                                         tm = (tm % 60);
1466                                                 }
1467
1468                                                 if (th > 24) {
1469                                                         td = Math.floor(th / 24);
1470                                                         th = (th % 24);
1471                                                 }
1472
1473                                                 subst = (td > 0)
1474                                                         ? String.format('%dd %dh %dm %ds', td, th, tm, ts)
1475                                                         : String.format('%dh %dm %ds', th, tm, ts);
1476
1477                                                 break;
1478
1479                                         case 'm':
1480                                                 var mf = pMinLength ? +pMinLength : 1000;
1481                                                 var pr = pPrecision ? ~~(10 * +('0' + pPrecision)) : 2;
1482
1483                                                 var i = 0;
1484                                                 var val = (+param || 0);
1485                                                 var units = [ ' ', ' K', ' M', ' G', ' T', ' P', ' E' ];
1486
1487                                                 for (i = 0; (i < units.length) && (val > mf); i++)
1488                                                         val /= mf;
1489
1490                                                 subst = (i ? val.toFixed(pr) : val) + units[i];
1491                                                 pMinLength = null;
1492                                                 break;
1493                                 }
1494                         }
1495                 }
1496
1497                 if (pMinLength) {
1498                         subst = subst.toString();
1499                         for (var i = subst.length; i < pMinLength; i++)
1500                                 if (pJustify == '-')
1501                                         subst = subst + ' ';
1502                                 else
1503                                         subst = pad + subst;
1504                 }
1505
1506                 out += leftpart + subst;
1507                 str = str.substr(m.length);
1508         }
1509
1510         return out + str;
1511 }
1512
1513 String.prototype.nobr = function()
1514 {
1515         return this.replace(/[\s\n]+/g, '&#160;');
1516 }
1517
1518 String.format = function()
1519 {
1520         var a = [ ];
1521         for (var i = 1; i < arguments.length; i++)
1522                 a.push(arguments[i]);
1523         return ''.format.apply(arguments[0], a);
1524 }
1525
1526 String.nobr = function()
1527 {
1528         var a = [ ];
1529         for (var i = 1; i < arguments.length; i++)
1530                 a.push(arguments[i]);
1531         return ''.nobr.apply(arguments[0], a);
1532 }
1533
1534 if (window.NodeList && !NodeList.prototype.forEach) {
1535         NodeList.prototype.forEach = function (callback, thisArg) {
1536                 thisArg = thisArg || window;
1537                 for (var i = 0; i < this.length; i++) {
1538                         callback.call(thisArg, this[i], i, this);
1539                 }
1540         };
1541 }
1542
1543
1544 var dummyElem, domParser;
1545
1546 function isElem(e)
1547 {
1548         return (typeof(e) === 'object' && e !== null && 'nodeType' in e);
1549 }
1550
1551 function toElem(s)
1552 {
1553         var elem;
1554
1555         try {
1556                 domParser = domParser || new DOMParser();
1557                 elem = domParser.parseFromString(s, 'text/html').body.firstChild;
1558         }
1559         catch(e) {}
1560
1561         if (!elem) {
1562                 try {
1563                         dummyElem = dummyElem || document.createElement('div');
1564                         dummyElem.innerHTML = s;
1565                         elem = dummyElem.firstChild;
1566                 }
1567                 catch (e) {}
1568         }
1569
1570         return elem || null;
1571 }
1572
1573 function findParent(node, selector)
1574 {
1575         while (node)
1576                 if (node.msMatchesSelector && node.msMatchesSelector(selector))
1577                         return node;
1578                 else if (node.matches && node.matches(selector))
1579                         return node;
1580                 else
1581                         node = node.parentNode;
1582
1583         return null;
1584 }
1585
1586 function E()
1587 {
1588         var html = arguments[0],
1589             attr = (arguments[1] instanceof Object && !Array.isArray(arguments[1])) ? arguments[1] : null,
1590             data = attr ? arguments[2] : arguments[1],
1591             elem;
1592
1593         if (isElem(html))
1594                 elem = html;
1595         else if (html.charCodeAt(0) === 60)
1596                 elem = toElem(html);
1597         else
1598                 elem = document.createElement(html);
1599
1600         if (!elem)
1601                 return null;
1602
1603         if (attr)
1604                 for (var key in attr)
1605                         if (attr.hasOwnProperty(key) && attr[key] !== null && attr[key] !== undefined)
1606                                 elem.setAttribute(key, attr[key]);
1607
1608         if (typeof(data) === 'function')
1609                 data = data(elem);
1610
1611         if (isElem(data)) {
1612                 elem.appendChild(data);
1613         }
1614         else if (Array.isArray(data)) {
1615                 for (var i = 0; i < data.length; i++)
1616                         if (isElem(data[i]))
1617                                 elem.appendChild(data[i]);
1618                         else
1619                                 elem.appendChild(document.createTextNode('' + data[i]));
1620         }
1621         else if (data !== null && data !== undefined) {
1622                 elem.innerHTML = '' + data;
1623         }
1624
1625         return elem;
1626 }
1627
1628 if (typeof(window.CustomEvent) !== 'function') {
1629         function CustomEvent(event, params) {
1630                 params = params || { bubbles: false, cancelable: false, detail: undefined };
1631                 var evt = document.createEvent('CustomEvent');
1632                     evt.initCustomEvent( event, params.bubbles, params.cancelable, params.detail );
1633                 return evt;
1634         }
1635
1636         CustomEvent.prototype = window.Event.prototype;
1637         window.CustomEvent = CustomEvent;
1638 }
1639
1640 CBIDropdown = {
1641         openDropdown: function(sb) {
1642                 var st = window.getComputedStyle(sb, null),
1643                     ul = sb.querySelector('ul'),
1644                     li = ul.querySelectorAll('li'),
1645                     sel = ul.querySelector('[selected]'),
1646                     rect = sb.getBoundingClientRect(),
1647                     h = sb.clientHeight - parseFloat(st.paddingTop) - parseFloat(st.paddingBottom),
1648                     mh = this.dropdown_items * h,
1649                     eh = Math.min(mh, li.length * h);
1650
1651                 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1652                         s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1653                 });
1654
1655                 ul.style.maxHeight = mh + 'px';
1656                 sb.setAttribute('open', '');
1657
1658                 ul.scrollTop = sel ? Math.max(sel.offsetTop - sel.offsetHeight, 0) : 0;
1659                 ul.querySelectorAll('[selected] input[type="checkbox"]').forEach(function(c) {
1660                         c.checked = true;
1661                 });
1662
1663                 ul.style.top = ul.style.bottom = '';
1664                 ul.style[((sb.getBoundingClientRect().top + eh) > window.innerHeight) ? 'bottom' : 'top'] = rect.height + 'px';
1665                 ul.classList.add('dropdown');
1666
1667                 var pv = ul.cloneNode(true);
1668                     pv.classList.remove('dropdown');
1669                     pv.classList.add('preview');
1670
1671                 sb.insertBefore(pv, ul.nextElementSibling);
1672
1673                 li.forEach(function(l) {
1674                         l.setAttribute('tabindex', 0);
1675                 });
1676
1677                 sb.lastElementChild.setAttribute('tabindex', 0);
1678
1679                 this.setFocus(sb, sel || li[0], true);
1680         },
1681
1682         closeDropdown: function(sb, no_focus) {
1683                 if (!sb.hasAttribute('open'))
1684                         return;
1685
1686                 var pv = sb.querySelector('ul.preview'),
1687                     ul = sb.querySelector('ul.dropdown'),
1688                     li = ul.querySelectorAll('li');
1689
1690                 li.forEach(function(l) { l.removeAttribute('tabindex'); });
1691                 sb.lastElementChild.removeAttribute('tabindex');
1692
1693                 sb.removeChild(pv);
1694                 sb.removeAttribute('open');
1695                 sb.style.width = sb.style.height = '';
1696
1697                 ul.classList.remove('dropdown');
1698
1699                 if (!no_focus)
1700                         this.setFocus(sb, sb);
1701
1702                 this.saveValues(sb, ul);
1703         },
1704
1705         toggleItem: function(sb, li, force_state) {
1706                 if (li.hasAttribute('unselectable'))
1707                         return;
1708
1709                 if (this.multi) {
1710                         var cbox = li.querySelector('input[type="checkbox"]'),
1711                             items = li.parentNode.querySelectorAll('li'),
1712                             label = sb.querySelector('ul.preview'),
1713                             sel = li.parentNode.querySelectorAll('[selected]').length,
1714                             more = sb.querySelector('.more'),
1715                             ndisplay = this.display_items,
1716                             n = 0;
1717
1718                         if (li.hasAttribute('selected')) {
1719                                 if (force_state !== true) {
1720                                         if (sel > 1 || this.optional) {
1721                                                 li.removeAttribute('selected');
1722                                                 cbox.checked = cbox.disabled = false;
1723                                                 sel--;
1724                                         }
1725                                         else {
1726                                                 cbox.disabled = true;
1727                                         }
1728                                 }
1729                         }
1730                         else {
1731                                 if (force_state !== false) {
1732                                         li.setAttribute('selected', '');
1733                                         cbox.checked = true;
1734                                         cbox.disabled = false;
1735                                         sel++;
1736                                 }
1737                         }
1738
1739                         while (label.firstElementChild)
1740                                 label.removeChild(label.firstElementChild);
1741
1742                         for (var i = 0; i < items.length; i++) {
1743                                 items[i].removeAttribute('display');
1744                                 if (items[i].hasAttribute('selected')) {
1745                                         if (ndisplay-- > 0) {
1746                                                 items[i].setAttribute('display', n++);
1747                                                 label.appendChild(items[i].cloneNode(true));
1748                                         }
1749                                         var c = items[i].querySelector('input[type="checkbox"]');
1750                                         if (c)
1751                                                 c.disabled = (sel == 1 && !this.optional);
1752                                 }
1753                         }
1754
1755                         if (ndisplay < 0)
1756                                 sb.setAttribute('more', '');
1757                         else
1758                                 sb.removeAttribute('more');
1759
1760                         if (ndisplay === this.display_items)
1761                                 sb.setAttribute('empty', '');
1762                         else
1763                                 sb.removeAttribute('empty');
1764
1765                         more.innerHTML = (ndisplay === this.display_items) ? this.placeholder : '···';
1766                 }
1767                 else {
1768                         var sel = li.parentNode.querySelector('[selected]');
1769                         if (sel) {
1770                                 sel.removeAttribute('display');
1771                                 sel.removeAttribute('selected');
1772                         }
1773
1774                         li.setAttribute('display', 0);
1775                         li.setAttribute('selected', '');
1776
1777                         this.closeDropdown(sb, true);
1778                 }
1779
1780                 this.saveValues(sb, li.parentNode);
1781         },
1782
1783         transformItem: function(sb, li) {
1784                 var cbox = E('form', {}, E('input', { type: 'checkbox', tabindex: -1, onclick: 'event.preventDefault()' })),
1785                     label = E('label');
1786
1787                 while (li.firstChild)
1788                         label.appendChild(li.firstChild);
1789
1790                 li.appendChild(cbox);
1791                 li.appendChild(label);
1792         },
1793
1794         saveValues: function(sb, ul) {
1795                 var sel = ul.querySelectorAll('[selected]'),
1796                     div = sb.lastElementChild;
1797
1798                 while (div.lastElementChild)
1799                         div.removeChild(div.lastElementChild);
1800
1801                 sel.forEach(function (s) {
1802                         div.appendChild(E('input', {
1803                                 type: 'hidden',
1804                                 name: s.hasAttribute('name') ? s.getAttribute('name') : (sb.getAttribute('name') || ''),
1805                                 value: s.hasAttribute('data-value') ? s.getAttribute('data-value') : s.innerText
1806                         }));
1807                 });
1808
1809                 cbi_d_update();
1810         },
1811
1812         setFocus: function(sb, elem, scroll) {
1813                 if (sb && sb.hasAttribute && sb.hasAttribute('locked-in'))
1814                         return;
1815
1816                 document.querySelectorAll('.focus').forEach(function(e) {
1817                         if (e.nodeName.toLowerCase() !== 'input') {
1818                                 e.classList.remove('focus');
1819                                 e.blur();
1820                         }
1821                 });
1822
1823                 if (elem) {
1824                         elem.focus();
1825                         elem.classList.add('focus');
1826
1827                         if (scroll)
1828                                 elem.parentNode.scrollTop = elem.offsetTop - elem.parentNode.offsetTop;
1829                 }
1830         },
1831
1832         createItems: function(sb, value) {
1833                 var sbox = this,
1834                     val = (value || '').trim().split(/\s+/),
1835                     ul = sb.querySelector('ul');
1836
1837                 if (!sbox.multi)
1838                         val.length = Math.min(val.length, 1);
1839
1840                 val.forEach(function(item) {
1841                         var new_item = null;
1842
1843                         ul.childNodes.forEach(function(li) {
1844                                 if (li.getAttribute && li.getAttribute('data-value') === item)
1845                                         new_item = li;
1846                         });
1847
1848                         if (!new_item) {
1849                                 var markup,
1850                                     tpl = sb.querySelector(sbox.template);
1851
1852                                 if (tpl)
1853                                         markup = (tpl.textContent || tpl.innerHTML || tpl.firstChild.data).replace(/^<!--|-->$/, '').trim();
1854                                 else
1855                                         markup = '<li data-value="{{value}}">{{value}}</li>';
1856
1857                                 new_item = E(markup.replace(/{{value}}/g, item));
1858
1859                                 if (sbox.multi) {
1860                                         sbox.transformItem(sb, new_item);
1861                                 }
1862                                 else {
1863                                         var old = ul.querySelector('li[created]');
1864                                         if (old)
1865                                                 ul.removeChild(old);
1866
1867                                         new_item.setAttribute('created', '');
1868                                 }
1869
1870                                 new_item = ul.insertBefore(new_item, ul.lastElementChild);
1871                         }
1872
1873                         sbox.toggleItem(sb, new_item, true);
1874                         sbox.setFocus(sb, new_item, true);
1875                 });
1876         },
1877
1878         closeAllDropdowns: function() {
1879                 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1880                         s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1881                 });
1882         }
1883 };
1884
1885 function cbi_dropdown_init(sb) {
1886         if (!(this instanceof cbi_dropdown_init))
1887                 return new cbi_dropdown_init(sb);
1888
1889         this.multi = sb.hasAttribute('multiple');
1890         this.optional = sb.hasAttribute('optional');
1891         this.placeholder = sb.getAttribute('placeholder') || '---';
1892         this.display_items = parseInt(sb.getAttribute('display-items') || 3);
1893         this.dropdown_items = parseInt(sb.getAttribute('dropdown-items') || 5);
1894         this.create = sb.getAttribute('item-create') || '.create-item-input';
1895         this.template = sb.getAttribute('item-template') || 'script[type="item-template"]';
1896
1897         var sbox = this,
1898             ul = sb.querySelector('ul'),
1899             items = ul.querySelectorAll('li'),
1900             more = sb.appendChild(E('span', { class: 'more', tabindex: -1 }, '···')),
1901             open = sb.appendChild(E('span', { class: 'open', tabindex: -1 }, '▾')),
1902             canary = sb.appendChild(E('div')),
1903             create = sb.querySelector(this.create),
1904             ndisplay = this.display_items,
1905             n = 0;
1906
1907         if (this.multi) {
1908                 for (var i = 0; i < items.length; i++) {
1909                         sbox.transformItem(sb, items[i]);
1910
1911                         if (items[i].hasAttribute('selected') && ndisplay-- > 0)
1912                                 items[i].setAttribute('display', n++);
1913                 }
1914         }
1915         else {
1916                 var sel = sb.querySelectorAll('[selected]');
1917
1918                 sel.forEach(function(s) {
1919                         s.removeAttribute('selected');
1920                 });
1921
1922                 var s = sel[0] || items[0];
1923                 if (s) {
1924                         s.setAttribute('selected', '');
1925                         s.setAttribute('display', n++);
1926                 }
1927
1928                 ndisplay--;
1929
1930                 if (this.optional && !ul.querySelector('li[data-value=""]')) {
1931                         var placeholder = E('li', { placeholder: '' }, this.placeholder);
1932                         ul.firstChild ? ul.insertBefore(placeholder, ul.firstChild) : ul.appendChild(placeholder);
1933                 }
1934         }
1935
1936         sbox.saveValues(sb, ul);
1937
1938         ul.setAttribute('tabindex', -1);
1939         sb.setAttribute('tabindex', 0);
1940
1941         if (ndisplay < 0)
1942                 sb.setAttribute('more', '')
1943         else
1944                 sb.removeAttribute('more');
1945
1946         if (ndisplay === this.display_items)
1947                 sb.setAttribute('empty', '')
1948         else
1949                 sb.removeAttribute('empty');
1950
1951         more.innerHTML = (ndisplay === this.display_items) ? this.placeholder : '···';
1952
1953
1954         sb.addEventListener('click', function(ev) {
1955                 if (!this.hasAttribute('open')) {
1956                         if (ev.target.nodeName.toLowerCase() !== 'input')
1957                                 sbox.openDropdown(this);
1958                 }
1959                 else {
1960                         var li = findParent(ev.target, 'li');
1961                         if (li && li.parentNode.classList.contains('dropdown'))
1962                                 sbox.toggleItem(this, li);
1963                 }
1964
1965                 ev.preventDefault();
1966                 ev.stopPropagation();
1967         });
1968
1969         sb.addEventListener('keydown', function(ev) {
1970                 if (ev.target.nodeName.toLowerCase() === 'input')
1971                         return;
1972
1973                 if (!this.hasAttribute('open')) {
1974                         switch (ev.keyCode) {
1975                         case 37:
1976                         case 38:
1977                         case 39:
1978                         case 40:
1979                                 sbox.openDropdown(this);
1980                                 ev.preventDefault();
1981                         }
1982                 }
1983                 else
1984                 {
1985                         var active = findParent(document.activeElement, 'li');
1986
1987                         switch (ev.keyCode) {
1988                         case 27:
1989                                 sbox.closeDropdown(this);
1990                                 break;
1991
1992                         case 13:
1993                                 if (active) {
1994                                         if (!active.hasAttribute('selected'))
1995                                                 sbox.toggleItem(this, active);
1996                                         sbox.closeDropdown(this);
1997                                         ev.preventDefault();
1998                                 }
1999                                 break;
2000
2001                         case 32:
2002                                 if (active) {
2003                                         sbox.toggleItem(this, active);
2004                                         ev.preventDefault();
2005                                 }
2006                                 break;
2007
2008                         case 38:
2009                                 if (active && active.previousElementSibling) {
2010                                         sbox.setFocus(this, active.previousElementSibling);
2011                                         ev.preventDefault();
2012                                 }
2013                                 break;
2014
2015                         case 40:
2016                                 if (active && active.nextElementSibling) {
2017                                         sbox.setFocus(this, active.nextElementSibling);
2018                                         ev.preventDefault();
2019                                 }
2020                                 break;
2021                         }
2022                 }
2023         });
2024
2025         sb.addEventListener('cbi-dropdown-close', function(ev) {
2026                 sbox.closeDropdown(this, true);
2027         });
2028
2029         if ('ontouchstart' in window) {
2030                 sb.addEventListener('touchstart', function(ev) { ev.stopPropagation(); });
2031                 window.addEventListener('touchstart', sbox.closeAllDropdowns);
2032         }
2033         else {
2034                 sb.addEventListener('mouseover', function(ev) {
2035                         if (!this.hasAttribute('open'))
2036                                 return;
2037
2038                         var li = findParent(ev.target, 'li');
2039                         if (li) {
2040                                 if (li.parentNode.classList.contains('dropdown'))
2041                                         sbox.setFocus(this, li);
2042
2043                                 ev.stopPropagation();
2044                         }
2045                 });
2046
2047                 sb.addEventListener('focus', function(ev) {
2048                         document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
2049                                 if (s !== this || this.hasAttribute('open'))
2050                                         s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
2051                         });
2052                 });
2053
2054                 canary.addEventListener('focus', function(ev) {
2055                         sbox.closeDropdown(this.parentNode);
2056                 });
2057
2058                 window.addEventListener('mouseover', sbox.setFocus);
2059                 window.addEventListener('click', sbox.closeAllDropdowns);
2060         }
2061
2062         if (create) {
2063                 create.addEventListener('keydown', function(ev) {
2064                         switch (ev.keyCode) {
2065                         case 13:
2066                                 sbox.createItems(sb, this.value);
2067                                 ev.preventDefault();
2068                                 this.value = '';
2069                                 this.blur();
2070                                 break;
2071                         }
2072                 });
2073
2074                 create.addEventListener('focus', function(ev) {
2075                         var cbox = findParent(this, 'li').querySelector('input[type="checkbox"]');
2076                         if (cbox) cbox.checked = true;
2077                         sb.setAttribute('locked-in', '');
2078                 });
2079
2080                 create.addEventListener('blur', function(ev) {
2081                         var cbox = findParent(this, 'li').querySelector('input[type="checkbox"]');
2082                         if (cbox) cbox.checked = false;
2083                         sb.removeAttribute('locked-in');
2084                 });
2085
2086                 var li = findParent(create, 'li');
2087
2088                 li.setAttribute('unselectable', '');
2089                 li.addEventListener('click', function(ev) {
2090                         this.querySelector(sbox.create).focus();
2091                 });
2092         }
2093 }
2094
2095 cbi_dropdown_init.prototype = CBIDropdown;
2096
2097 function cbi_update_table(table, data, placeholder) {
2098         target = isElem(table) ? table : document.querySelector(table);
2099
2100         if (!isElem(target))
2101                 return;
2102
2103         target.querySelectorAll('.tr.table-titles, .cbi-section-table-titles').forEach(function(thead) {
2104                 var titles = [];
2105
2106                 thead.querySelectorAll('.th').forEach(function(th) {
2107                         titles.push(th);
2108                 });
2109
2110                 if (Array.isArray(data)) {
2111                         var n = 0, rows = target.querySelectorAll('.tr');
2112
2113                         data.forEach(function(row) {
2114                                 var trow = E('div', { 'class': 'tr' });
2115
2116                                 for (var i = 0; i < titles.length; i++) {
2117                                         var text = (titles[i].innerText || '').trim();
2118                                         var td = trow.appendChild(E('div', {
2119                                                 'class': titles[i].className,
2120                                                 'data-title': (text !== '') ? text : null
2121                                         }, row[i] || ''));
2122
2123                                         td.classList.remove('th');
2124                                         td.classList.add('td');
2125                                 }
2126
2127                                 trow.classList.add('cbi-rowstyle-%d'.format((n++ % 2) ? 2 : 1));
2128
2129                                 if (rows[n])
2130                                         target.replaceChild(trow, rows[n]);
2131                                 else
2132                                         target.appendChild(trow);
2133                         });
2134
2135                         while (rows[++n])
2136                                 target.removeChild(rows[n]);
2137
2138                         if (placeholder && target.firstElementChild === target.lastElementChild) {
2139                                 var trow = target.appendChild(E('div', { 'class': 'tr placeholder' }));
2140                                 var td = trow.appendChild(E('div', { 'class': titles[0].className }, placeholder));
2141
2142                                 td.classList.remove('th');
2143                                 td.classList.add('td');
2144                         }
2145                 }
2146                 else {
2147                         thead.parentNode.style.display = 'none';
2148
2149                         thead.parentNode.querySelectorAll('.tr, .cbi-section-table-row').forEach(function(trow) {
2150                                 if (trow !== thead) {
2151                                         var n = 0;
2152                                         trow.querySelectorAll('.th, .td').forEach(function(td) {
2153                                                 if (n < titles.length) {
2154                                                         var text = (titles[n++].innerText || '').trim();
2155                                                         if (text !== '')
2156                                                                 td.setAttribute('data-title', text);
2157                                                 }
2158                                         });
2159                                 }
2160                         });
2161
2162                         thead.parentNode.style.display = '';
2163                 }
2164         });
2165 }
2166
2167 document.addEventListener('DOMContentLoaded', function() {
2168         document.querySelectorAll('.table').forEach(cbi_update_table);
2169 });