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 2008-2018 Jo-Philipp Wich <jo@mein.io>
   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_strings = { path: {}, label: {} };
  16
  17 function s8(bytes, off) {
  18         var n = bytes[off];
  19         return (n > 0x7F) ? (n - 256) >>> 0 : n;
  20 }
  21
  22 function u16(bytes, off) {
  23         return ((bytes[off + 1] << 8) + bytes[off]) >>> 0;
  24 }
  25
  26 function sfh(s) {
  27         if (s === null || s.length === 0)
  28                 return null;
  29
  30         var bytes = [];
  31
  32         for (var i = 0; i < s.length; i++) {
  33                 var ch = s.charCodeAt(i);
  34
  35                 if (ch <= 0x7F)
  36                         bytes.push(ch);
  37                 else if (ch <= 0x7FF)
  38                         bytes.push(((ch >>>  6) & 0x1F) | 0xC0,
  39                                    ( ch         & 0x3F) | 0x80);
  40                 else if (ch <= 0xFFFF)
  41                         bytes.push(((ch >>> 12) & 0x0F) | 0xE0,
  42                                    ((ch >>>  6) & 0x3F) | 0x80,
  43                                    ( ch         & 0x3F) | 0x80);
  44                 else if (code <= 0x10FFFF)
  45                         bytes.push(((ch >>> 18) & 0x07) | 0xF0,
  46                                    ((ch >>> 12) & 0x3F) | 0x80,
  47                                    ((ch >>   6) & 0x3F) | 0x80,
  48                                    ( ch         & 0x3F) | 0x80);
  49         }
  50
  51         if (!bytes.length)
  52                 return null;
  53
  54         var hash = (bytes.length >>> 0),
  55             len = (bytes.length >>> 2),
  56             off = 0, tmp;
  57
  58         while (len--) {
  59                 hash += u16(bytes, off);
  60                 tmp   = ((u16(bytes, off + 2) << 11) ^ hash) >>> 0;
  61                 hash  = ((hash << 16) ^ tmp) >>> 0;
  62                 hash += hash >>> 11;
  63                 off  += 4;
  64         }
  65
  66         switch ((bytes.length & 3) >>> 0) {
  67         case 3:
  68                 hash += u16(bytes, off);
  69                 hash  = (hash ^ (hash << 16)) >>> 0;
  70                 hash  = (hash ^ (s8(bytes, off + 2) << 18)) >>> 0;
  71                 hash += hash >>> 11;
  72                 break;
  73
  74         case 2:
  75                 hash += u16(bytes, off);
  76                 hash  = (hash ^ (hash << 11)) >>> 0;
  77                 hash += hash >>> 17;
  78                 break;
  79
  80         case 1:
  81                 hash += s8(bytes, off);
  82                 hash  = (hash ^ (hash << 10)) >>> 0;
  83                 hash += hash >>> 1;
  84                 break;
  85         }
  86
  87         hash  = (hash ^ (hash << 3)) >>> 0;
  88         hash += hash >>> 5;
  89         hash  = (hash ^ (hash << 4)) >>> 0;
  90         hash += hash >>> 17;
  91         hash  = (hash ^ (hash << 25)) >>> 0;
  92         hash += hash >>> 6;
  93
  94         return (0x100000000 + hash).toString(16).substr(1);
  95 }
  96
  97 function _(s) {
  98         return (window.TR && TR[sfh(s)]) || s;
  99 }
 100
 101 function Int(x) {
 102         return (/^-?\d+$/.test(x) ? +x : NaN);
 103 }
 104
 105 function Dec(x) {
 106         return (/^-?\d+(?:\.\d+)?$/.test(x) ? +x : NaN);
 107 }
 108
 109 function IPv4(x) {
 110         if (!x.match(/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/))
 111                 return null;
 112
 113         if (RegExp.$1 > 255 || RegExp.$2 > 255 || RegExp.$3 > 255 || RegExp.$4 > 255)
 114                 return null;
 115
 116         return [ +RegExp.$1, +RegExp.$2, +RegExp.$3, +RegExp.$4 ];
 117 }
 118
 119 function IPv6(x) {
 120         if (x.match(/^([a-fA-F0-9:]+):(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/)) {
 121                 var v6 = RegExp.$1, v4 = IPv4(RegExp.$2);
 122
 123                 if (!v4)
 124                         return null;
 125
 126                 x = v6 + ':' + (v4[0] * 256 + v4[1]).toString(16)
 127                        + ':' + (v4[2] * 256 + v4[3]).toString(16);
 128         }
 129
 130         if (!x.match(/^[a-fA-F0-9:]+$/))
 131                 return null;
 132
 133         var prefix_suffix = x.split(/::/);
 134
 135         if (prefix_suffix.length > 2)
 136                 return null;
 137
 138         var prefix = (prefix_suffix[0] || '0').split(/:/);
 139         var suffix = prefix_suffix.length > 1 ? (prefix_suffix[1] || '0').split(/:/) : [];
 140
 141         if (suffix.length ? (prefix.length + suffix.length > 7)
 142                           : ((prefix_suffix.length < 2 && prefix.length < 8) || prefix.length > 8))
 143                 return null;
 144
 145         var i, word;
 146         var words = [];
 147
 148         for (i = 0, word = parseInt(prefix[0], 16); i < prefix.length; word = parseInt(prefix[++i], 16))
 149                 if (prefix[i].length <= 4 && !isNaN(word) && word <= 0xFFFF)
 150                         words.push(word);
 151                 else
 152                         return null;
 153
 154         for (i = 0; i < (8 - prefix.length - suffix.length); i++)
 155                 words.push(0);
 156
 157         for (i = 0, word = parseInt(suffix[0], 16); i < suffix.length; word = parseInt(suffix[++i], 16))
 158                 if (suffix[i].length <= 4 && !isNaN(word) && word <= 0xFFFF)
 159                         words.push(word);
 160                 else
 161                         return null;
 162
 163         return words;
 164 }
 165
 166 var CBIValidatorPrototype = {
 167         apply: function(name, value, args) {
 168                 var func;
 169
 170                 if (typeof(name) === 'function')
 171                         func = name;
 172                 else if (typeof(this.types[name]) === 'function')
 173                         func = this.types[name];
 174                 else
 175                         return false;
 176
 177                 if (value !== undefined && value !== null)
 178                         this.value = value;
 179
 180                 return func.apply(this, args);
 181         },
 182
 183         assert: function(condition, message) {
 184                 if (!condition) {
 185                         this.field.classList.add('cbi-input-invalid');
 186                         this.error = message;
 187                         return false;
 188                 }
 189
 190                 this.field.classList.remove('cbi-input-invalid');
 191                 this.error = null;
 192                 return true;
 193         },
 194
 195         compile: function(code) {
 196                 var pos = 0;
 197                 var esc = false;
 198                 var depth = 0;
 199                 var stack = [ ];
 200
 201                 code += ',';
 202
 203                 for (var i = 0; i < code.length; i++) {
 204                         if (esc) {
 205                                 esc = false;
 206                                 continue;
 207                         }
 208
 209                         switch (code.charCodeAt(i))
 210                         {
 211                         case 92:
 212                                 esc = true;
 213                                 break;
 214
 215                         case 40:
 216                         case 44:
 217                                 if (depth <= 0) {
 218                                         if (pos < i) {
 219                                                 var label = code.substring(pos, i);
 220                                                         label = label.replace(/\\(.)/g, '$1');
 221                                                         label = label.replace(/^[ \t]+/g, '');
 222                                                         label = label.replace(/[ \t]+$/g, '');
 223
 224                                                 if (label && !isNaN(label)) {
 225                                                         stack.push(parseFloat(label));
 226                                                 }
 227                                                 else if (label.match(/^(['"]).*\1$/)) {
 228                                                         stack.push(label.replace(/^(['"])(.*)\1$/, '$2'));
 229                                                 }
 230                                                 else if (typeof this.types[label] == 'function') {
 231                                                         stack.push(this.types[label]);
 232                                                         stack.push(null);
 233                                                 }
 234                                                 else {
 235                                                         throw "Syntax error, unhandled token '"+label+"'";
 236                                                 }
 237                                         }
 238
 239                                         pos = i+1;
 240                                 }
 241
 242                                 depth += (code.charCodeAt(i) == 40);
 243                                 break;
 244
 245                         case 41:
 246                                 if (--depth <= 0) {
 247                                         if (typeof stack[stack.length-2] != 'function')
 248                                                 throw "Syntax error, argument list follows non-function";
 249
 250                                         stack[stack.length-1] = this.compile(code.substring(pos, i));
 251                                         pos = i+1;
 252                                 }
 253
 254                                 break;
 255                         }
 256                 }
 257
 258                 return stack;
 259         },
 260
 261         validate: function() {
 262                 /* element is detached */
 263                 if (!findParent(this.field, 'form'))
 264                         return true;
 265
 266                 this.field.classList.remove('cbi-input-invalid');
 267                 this.value = matchesElem(this.field, 'select') ? this.field.options[this.field.selectedIndex].value : this.field.value;
 268                 this.error = null;
 269
 270                 var valid;
 271
 272                 if (this.value.length === 0)
 273                         valid = this.assert(this.optional, _('non-empty value'));
 274                 else
 275                         valid = this.vstack[0].apply(this, this.vstack[1]);
 276
 277                 if (!valid) {
 278                         this.field.setAttribute('data-tooltip', _('Expecting %s').format(this.error));
 279                         this.field.setAttribute('data-tooltip-style', 'error');
 280                         this.field.dispatchEvent(new CustomEvent('validation-failure', { bubbles: true }));
 281                 }
 282                 else {
 283                         this.field.removeAttribute('data-tooltip');
 284                         this.field.removeAttribute('data-tooltip-style');
 285                         this.field.dispatchEvent(new CustomEvent('validation-success', { bubbles: true }));
 286                 }
 287
 288                 return valid;
 289         },
 290
 291         types: {
 292                 integer: function() {
 293                         return this.assert(Int(this.value) !== NaN, _('valid integer value'));
 294                 },
 295
 296                 uinteger: function() {
 297                         return this.assert(Int(this.value) >= 0, _('positive integer value'));
 298                 },
 299
 300                 float: function() {
 301                         return this.assert(Dec(this.value) !== NaN, _('valid decimal value'));
 302                 },
 303
 304                 ufloat: function() {
 305                         return this.assert(Dec(this.value) >= 0, _('positive decimal value'));
 306                 },
 307
 308                 ipaddr: function(nomask) {
 309                         return this.assert(this.apply('ip4addr', null, [nomask]) || this.apply('ip6addr', null, [nomask]),
 310                                 nomask ? _('valid IP address') : _('valid IP address or prefix'));
 311                 },
 312
 313                 ip4addr: function(nomask) {
 314                         var re = nomask ? /^(\d+\.\d+\.\d+\.\d+)$/ : /^(\d+\.\d+\.\d+\.\d+)(?:\/(\d+\.\d+\.\d+\.\d+)|\/(\d{1,2}))?$/,
 315                             m = this.value.match(re);
 316
 317                         return this.assert(m && IPv4(m[1]) && (m[2] ? IPv4(m[2]) : (m[3] ? this.apply('ip4prefix', m[3]) : true)),
 318                                 nomask ? _('valid IPv4 address') : _('valid IPv4 address or network'));
 319                 },
 320
 321                 ip6addr: function(nomask) {
 322                         var re = nomask ? /^([0-9a-fA-F:.]+)$/ : /^([0-9a-fA-F:.]+)(?:\/(\d{1,3}))?$/,
 323                             m = this.value.match(re);
 324
 325                         return this.assert(m && IPv6(m[1]) && (m[2] ? this.apply('ip6prefix', m[2]) : true),
 326                                 nomask ? _('valid IPv6 address') : _('valid IPv6 address or prefix'));
 327                 },
 328
 329                 ip4prefix: function() {
 330                         return this.assert(!isNaN(this.value) && this.value >= 0 && this.value <= 32,
 331                                 _('valid IPv4 prefix value (0-32)'));
 332                 },
 333
 334                 ip6prefix: function() {
 335                         return this.assert(!isNaN(this.value) && this.value >= 0 && this.value <= 128,
 336                                 _('valid IPv6 prefix value (0-128)'));
 337                 },
 338
 339                 cidr: function() {
 340                         return this.assert(this.apply('cidr4') || this.apply('cidr6'), _('valid IPv4 or IPv6 CIDR'));
 341                 },
 342
 343                 cidr4: function() {
 344                         var m = this.value.match(/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\/(\d{1,2})$/);
 345                         return this.assert(m && IPv4(m[1]) && this.apply('ip4prefix', m[2]), _('valid IPv4 CIDR'));
 346                 },
 347
 348                 cidr6: function() {
 349                         var m = this.value.match(/^([0-9a-fA-F:.]+)\/(\d{1,3})$/);
 350                         return this.assert(m && IPv6(m[1]) && this.apply('ip6prefix', m[2]), _('valid IPv6 CIDR'));
 351                 },
 352
 353                 ipnet4: function() {
 354                         var m = this.value.match(/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\/(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/);
 355                         return this.assert(m && IPv4(m[1]) && IPv4(m[2]), _('IPv4 network in address/netmask notation'));
 356                 },
 357
 358                 ipnet6: function() {
 359                         var m = this.value.match(/^([0-9a-fA-F:.]+)\/([0-9a-fA-F:.]+)$/);
 360                         return this.assert(m && IPv6(m[1]) && IPv6(m[2]), _('IPv6 network in address/netmask notation'));
 361                 },
 362
 363                 ip6hostid: function() {
 364                         if (this.value == "eui64" || this.value == "random")
 365                                 return true;
 366
 367                         var v6 = IPv6(this.value);
 368                         return this.assert(!(!v6 || v6[0] || v6[1] || v6[2] || v6[3]), _('valid IPv6 host id'));
 369                 },
 370
 371                 ipmask: function() {
 372                         return this.assert(this.apply('ipmask4') || this.apply('ipmask6'),
 373                                 _('valid network in address/netmask notation'));
 374                 },
 375
 376                 ipmask4: function() {
 377                         return this.assert(this.apply('cidr4') || this.apply('ipnet4') || this.apply('ip4addr'),
 378                                 _('valid IPv4 network'));
 379                 },
 380
 381                 ipmask6: function() {
 382                         return this.assert(this.apply('cidr6') || this.apply('ipnet6') || this.apply('ip6addr'),
 383                                 _('valid IPv6 network'));
 384                 },
 385
 386                 port: function() {
 387                         var p = Int(this.value);
 388                         return this.assert(p >= 0 && p <= 65535, _('valid port value'));
 389                 },
 390
 391                 portrange: function() {
 392                         if (this.value.match(/^(\d+)-(\d+)$/)) {
 393                                 var p1 = +RegExp.$1;
 394                                 var p2 = +RegExp.$2;
 395                                 return this.assert(p1 <= p2 && p2 <= 65535,
 396                                         _('valid port or port range (port1-port2)'));
 397                         }
 398
 399                         return this.assert(this.apply('port'), _('valid port or port range (port1-port2)'));
 400                 },
 401
 402                 macaddr: function() {
 403                         return this.assert(this.value.match(/^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$/) != null,
 404                                 _('valid MAC address'));
 405                 },
 406
 407                 host: function(ipv4only) {
 408                         return this.assert(this.apply('hostname') || this.apply(ipv4only == 1 ? 'ip4addr' : 'ipaddr'),
 409                                 _('valid hostname or IP address'));
 410                 },
 411
 412                 hostname: function(strict) {
 413                         if (this.value.length <= 253)
 414                                 return this.assert(
 415                                         (this.value.match(/^[a-zA-Z0-9_]+$/) != null ||
 416                                                 (this.value.match(/^[a-zA-Z0-9_][a-zA-Z0-9_\-.]*[a-zA-Z0-9]$/) &&
 417                                                  this.value.match(/[^0-9.]/))) &&
 418                                         (!strict || !this.value.match(/^_/)),
 419                                         _('valid hostname'));
 420
 421                         return this.assert(false, _('valid hostname'));
 422                 },
 423
 424                 network: function() {
 425                         return this.assert(this.apply('uciname') || this.apply('host'),
 426                                 _('valid UCI identifier, hostname or IP address'));
 427                 },
 428
 429                 hostport: function(ipv4only) {
 430                         var hp = this.value.split(/:/);
 431                         return this.assert(hp.length == 2 && this.apply('host', hp[0], [ipv4only]) && this.apply('port', hp[1]),
 432                                 _('valid host:port'));
 433                 },
 434
 435                 ip4addrport: function() {
 436                         var hp = this.value.split(/:/);
 437                         return this.assert(hp.length == 2 && this.apply('ip4addr', hp[0], [true]) && this.apply('port', hp[1]),
 438                                 _('valid IPv4 address:port'));
 439                 },
 440
 441                 ipaddrport: function(bracket) {
 442                         var m4 = this.value.match(/^([^\[\]:]+):(\d+)$/),
 443                             m6 = this.value.match((bracket == 1) ? /^\[(.+)\]:(\d+)$/ : /^([^\[\]]+):(\d+)$/);
 444
 445                         if (m4)
 446                                 return this.assert(this.apply('ip4addr', m4[0], [true]) && this.apply('port', m4[1]),
 447                                         _('valid address:port'));
 448
 449                         return this.assert(m6 && this.apply('ip6addr', m6[0], [true]) && this.apply('port', m6[1]),
 450                                 _('valid address:port'));
 451                 },
 452
 453                 wpakey: function() {
 454                         var v = this.value;
 455
 456                         if (v.length == 64)
 457                                 return this.assert(v.match(/^[a-fA-F0-9]{64}$/), _('valid hexadecimal WPA key'));
 458
 459                         return this.assert((v.length >= 8) && (v.length <= 63), _('key between 8 and 63 characters'));
 460                 },
 461
 462                 wepkey: function() {
 463                         var v = this.value;
 464
 465                         if (v.substr(0, 2) === 's:')
 466                                 v = v.substr(2);
 467
 468                         if ((v.length == 10) || (v.length == 26))
 469                                 return this.assert(v.match(/^[a-fA-F0-9]{10,26}$/), _('valid hexadecimal WEP key'));
 470
 471                         return this.assert((v.length === 5) || (v.length === 13), _('key with either 5 or 13 characters'));
 472                 },
 473
 474                 uciname: function() {
 475                         return this.assert(this.value.match(/^[a-zA-Z0-9_]+$/), _('valid UCI identifier'));
 476                 },
 477
 478                 range: function(min, max) {
 479                         var val = Dec(this.value);
 480                         return this.assert(val >= +min && val <= +max, _('value between %f and %f').format(min, max));
 481                 },
 482
 483                 min: function(min) {
 484                         return this.assert(Dec(this.value) >= +min, _('value greater or equal to %f').format(min));
 485                 },
 486
 487                 max: function(max) {
 488                         return this.assert(Dec(this.value) <= +max, _('value smaller or equal to %f').format(max));
 489                 },
 490
 491                 rangelength: function(min, max) {
 492                         var val = '' + this.value;
 493                         return this.assert((val.length >= +min) && (val.length <= +max),
 494                                 _('value between %d and %d characters').format(min, max));
 495                 },
 496
 497                 minlength: function(min) {
 498                         return this.assert((''+this.value).length >= +min,
 499                                 _('value with at least %d characters').format(min));
 500                 },
 501
 502                 maxlength: function(max) {
 503                         return this.assert((''+this.value).length <= +max,
 504                                 _('value with at most %d characters').format(max));
 505                 },
 506
 507                 or: function() {
 508                         var errors = [];
 509
 510                         for (var i = 0; i < arguments.length; i += 2) {
 511                                 if (typeof arguments[i] != 'function') {
 512                                         if (arguments[i] == this.value)
 513                                                 return this.assert(true);
 514                                         errors.push('"%s"'.format(arguments[i]));
 515                                         i--;
 516                                 }
 517                                 else if (arguments[i].apply(this, arguments[i+1])) {
 518                                         return this.assert(true);
 519                                 }
 520                                 else {
 521                                         errors.push(this.error);
 522                                 }
 523                         }
 524
 525                         return this.assert(false, _('one of:\n - %s'.format(errors.join('\n - '))));
 526                 },
 527
 528                 and: function() {
 529                         for (var i = 0; i < arguments.length; i += 2) {
 530                                 if (typeof arguments[i] != 'function') {
 531                                         if (arguments[i] != this.value)
 532                                                 return this.assert(false, '"%s"'.format(arguments[i]));
 533                                         i--;
 534                                 }
 535                                 else if (!arguments[i].apply(this, arguments[i+1])) {
 536                                         return this.assert(false, this.error);
 537                                 }
 538                         }
 539
 540                         return this.assert(true);
 541                 },
 542
 543                 neg: function() {
 544                         return this.apply('or', this.value.replace(/^[ \t]*![ \t]*/, ''), arguments);
 545                 },
 546
 547                 list: function(subvalidator, subargs) {
 548                         this.field.setAttribute('data-is-list', 'true');
 549
 550                         var tokens = this.value.match(/[^ \t]+/g);
 551                         for (var i = 0; i < tokens.length; i++)
 552                                 if (!this.apply(subvalidator, tokens[i], subargs))
 553                                         return this.assert(false, this.error);
 554
 555                         return this.assert(true);
 556                 },
 557
 558                 phonedigit: function() {
 559                         return this.assert(this.value.match(/^[0-9\*#!\.]+$/),
 560                                 _('valid phone digit (0-9, "*", "#", "!" or ".")'));
 561                 },
 562
 563                 timehhmmss: function() {
 564                         return this.assert(this.value.match(/^[0-6][0-9]:[0-6][0-9]:[0-6][0-9]$/),
 565                                 _('valid time (HH:MM:SS)'));
 566                 },
 567
 568                 dateyyyymmdd: function() {
 569                         if (this.value.match(/^(\d\d\d\d)-(\d\d)-(\d\d)/)) {
 570                                 var year  = +RegExp.$1,
 571                                     month = +RegExp.$2,
 572                                     day   = +RegExp.$3,
 573                                     days_in_month = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ];
 574
 575                                 function is_leap_year(year) {
 576                                         return ((!(year % 4) && (year % 100)) || !(year % 400));
 577                                 }
 578
 579                                 function get_days_in_month(month, year) {
 580                                         return (month === 2 && is_leap_year(year)) ? 29 : days_in_month[month - 1];
 581                                 }
 582
 583                                 /* Firewall rules in the past don't make sense */
 584                                 return this.assert(year >= 2015 && month && month <= 12 && day && day <= get_days_in_month(month, year),
 585                                         _('valid date (YYYY-MM-DD)'));
 586
 587                         }
 588
 589                         return this.assert(false, _('valid date (YYYY-MM-DD)'));
 590                 },
 591
 592                 unique: function(subvalidator, subargs) {
 593                         var ctx = this,
 594                                 option = findParent(ctx.field, '[data-type][data-name]'),
 595                             section = findParent(option, '.cbi-section'),
 596                             query = '[data-type="%s"][data-name="%s"]'.format(option.getAttribute('data-type'), option.getAttribute('data-name')),
 597                             unique = true;
 598
 599                         section.querySelectorAll(query).forEach(function(sibling) {
 600                                 if (sibling === option)
 601                                         return;
 602
 603                                 var input = sibling.querySelector('[data-type]'),
 604                                     values = input ? (input.getAttribute('data-is-list') ? input.value.match(/[^ \t]+/g) : [ input.value ]) : null;
 605
 606                                 if (values !== null && values.indexOf(ctx.value) !== -1)
 607                                         unique = false;
 608                         });
 609
 610                         if (!unique)
 611                                 return this.assert(false, _('unique value'));
 612
 613                         if (typeof(subvalidator) === 'function')
 614                                 return this.apply(subvalidator, undefined, subargs);
 615
 616                         return this.assert(true);
 617                 },
 618
 619                 hexstring: function() {
 620                         return this.assert(this.value.match(/^([a-f0-9][a-f0-9]|[A-F0-9][A-F0-9])+$/),
 621                                 _('hexadecimal encoded value'));
 622                 }
 623         }
 624 };
 625
 626 function CBIValidator(field, type, optional)
 627 {
 628         this.field = field;
 629         this.optional = optional;
 630         this.vstack = this.compile(type);
 631 }
 632
 633 CBIValidator.prototype = CBIValidatorPrototype;
 634
 635
 636 function cbi_d_add(field, dep, index) {
 637         var obj = (typeof(field) === 'string') ? document.getElementById(field) : field;
 638         if (obj) {
 639                 var entry
 640                 for (var i=0; i<cbi_d.length; i++) {
 641                         if (cbi_d[i].id == obj.id) {
 642                                 entry = cbi_d[i];
 643                                 break;
 644                         }
 645                 }
 646                 if (!entry) {
 647                         entry = {
 648                                 "node": obj,
 649                                 "id": obj.id,
 650                                 "parent": obj.parentNode.id,
 651                                 "deps": [],
 652                                 "index": index
 653                         };
 654                         cbi_d.unshift(entry);
 655                 }
 656                 entry.deps.push(dep)
 657         }
 658 }
 659
 660 function cbi_d_checkvalue(target, ref) {
 661         var value = null,
 662             query = 'input[id="'+target+'"], input[name="'+target+'"], ' +
 663                     'select[id="'+target+'"], select[name="'+target+'"]';
 664
 665         document.querySelectorAll(query).forEach(function(i) {
 666                 if (value === null && ((i.type !== 'radio' && i.type !== 'checkbox') || i.checked === true))
 667                         value = i.value;
 668         });
 669
 670         return (((value !== null) ? value : "") == ref);
 671 }
 672
 673 function cbi_d_check(deps) {
 674         var reverse;
 675         var def = false;
 676         for (var i=0; i<deps.length; i++) {
 677                 var istat = true;
 678                 reverse = false;
 679                 for (var j in deps[i]) {
 680                         if (j == "!reverse") {
 681                                 reverse = true;
 682                         } else if (j == "!default") {
 683                                 def = true;
 684                                 istat = false;
 685                         } else {
 686                                 istat = (istat && cbi_d_checkvalue(j, deps[i][j]))
 687                         }
 688                 }
 689
 690                 if (istat ^ reverse) {
 691                         return true;
 692                 }
 693         }
 694         return def;
 695 }
 696
 697 function cbi_d_update() {
 698         var state = false;
 699         for (var i=0; i<cbi_d.length; i++) {
 700                 var entry = cbi_d[i];
 701                 var node  = document.getElementById(entry.id);
 702                 var parent = document.getElementById(entry.parent);
 703
 704                 if (node && node.parentNode && !cbi_d_check(entry.deps)) {
 705                         node.parentNode.removeChild(node);
 706                         state = true;
 707                 }
 708                 else if (parent && (!node || !node.parentNode) && cbi_d_check(entry.deps)) {
 709                         var next = undefined;
 710
 711                         for (next = parent.firstChild; next; next = next.nextSibling) {
 712                                 if (next.getAttribute && parseInt(next.getAttribute('data-index'), 10) > entry.index)
 713                                         break;
 714                         }
 715
 716                         if (!next)
 717                                 parent.appendChild(entry.node);
 718                         else
 719                                 parent.insertBefore(entry.node, next);
 720
 721                         state = true;
 722                 }
 723
 724                 // hide optionals widget if no choices remaining
 725                 if (parent && parent.parentNode && parent.getAttribute('data-optionals'))
 726                         parent.parentNode.style.display = (parent.options.length <= 1) ? 'none' : '';
 727         }
 728
 729         if (entry && entry.parent)
 730                 cbi_tag_last(parent);
 731
 732         if (state)
 733                 cbi_d_update();
 734         else if (parent)
 735                 parent.dispatchEvent(new CustomEvent('dependency-update', { bubbles: true }));
 736 }
 737
 738 function cbi_init() {
 739         var nodes;
 740
 741         nodes = document.querySelectorAll('[data-strings]');
 742
 743         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 744                 var str = JSON.parse(node.getAttribute('data-strings'));
 745                 for (var key in str) {
 746                         for (var key2 in str[key]) {
 747                                 var dst = cbi_strings[key] || (cbi_strings[key] = { });
 748                                     dst[key2] = str[key][key2];
 749                         }
 750                 }
 751         }
 752
 753         nodes = document.querySelectorAll('[data-depends]');
 754
 755         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 756                 var index = parseInt(node.getAttribute('data-index'), 10);
 757                 var depends = JSON.parse(node.getAttribute('data-depends'));
 758                 if (!isNaN(index) && depends.length > 0) {
 759                         for (var alt = 0; alt < depends.length; alt++)
 760                                 cbi_d_add(node, depends[alt], index);
 761                 }
 762         }
 763
 764         nodes = document.querySelectorAll('[data-update]');
 765
 766         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 767                 var events = node.getAttribute('data-update').split(' ');
 768                 for (var j = 0, event; (event = events[j]) !== undefined; j++)
 769                         node.addEventListener(event, cbi_d_update);
 770         }
 771
 772         nodes = document.querySelectorAll('[data-choices]');
 773
 774         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 775                 var choices = JSON.parse(node.getAttribute('data-choices'));
 776                 var options = {};
 777
 778                 for (var j = 0; j < choices[0].length; j++)
 779                         options[choices[0][j]] = choices[1][j];
 780
 781                 var def = (node.getAttribute('data-optional') === 'true')
 782                         ? node.placeholder || '' : null;
 783
 784                 cbi_combobox_init(node, options, def,
 785                                   node.getAttribute('data-manual'));
 786         }
 787
 788         nodes = document.querySelectorAll('[data-dynlist]');
 789
 790         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 791                 var choices = JSON.parse(node.getAttribute('data-dynlist'));
 792                 var options = null;
 793
 794                 if (choices[0] && choices[0].length) {
 795                         options = {};
 796
 797                         for (var j = 0; j < choices[0].length; j++)
 798                                 options[choices[0][j]] = choices[1][j];
 799                 }
 800
 801                 cbi_dynlist_init(node, choices[2], choices[3], options);
 802         }
 803
 804         nodes = document.querySelectorAll('[data-type]');
 805
 806         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 807                 cbi_validate_field(node, node.getAttribute('data-optional') === 'true',
 808                                    node.getAttribute('data-type'));
 809         }
 810
 811         document.querySelectorAll('.cbi-dropdown').forEach(function(s) {
 812                 cbi_dropdown_init(s);
 813         });
 814
 815         document.querySelectorAll('.cbi-tooltip:not(:empty)').forEach(function(s) {
 816                 s.parentNode.classList.add('cbi-tooltip-container');
 817         });
 818
 819         document.querySelectorAll('.cbi-section-remove > input[name^="cbi.rts"]').forEach(function(i) {
 820                 var handler = function(ev) {
 821                         var bits = this.name.split(/\./),
 822                             section = document.getElementById('cbi-' + bits[2] + '-' + bits[3]);
 823
 824                     section.style.opacity = (ev.type === 'mouseover') ? 0.5 : '';
 825                 };
 826
 827                 i.addEventListener('mouseover', handler);
 828                 i.addEventListener('mouseout', handler);
 829         });
 830
 831         cbi_d_update();
 832 }
 833
 834 function cbi_combobox_init(id, values, def, man) {
 835         var obj = (typeof(id) === 'string') ? document.getElementById(id) : id;
 836         var sb = E('div', {
 837                 'name': obj.name,
 838                 'class': 'cbi-dropdown',
 839                 'display-items': 5,
 840                 'optional': obj.getAttribute('data-optional'),
 841                 'placeholder': _('-- Please choose --'),
 842                 'data-type': obj.getAttribute('data-type'),
 843                 'data-optional': obj.getAttribute('data-optional')
 844         }, [ E('ul') ]);
 845
 846         if (!(obj.value in values) && obj.value.length) {
 847                 sb.lastElementChild.appendChild(E('li', {
 848                         'data-value': obj.value,
 849                         'selected': ''
 850                 }, obj.value.length ? obj.value : (def || _('-- Please choose --'))));
 851         }
 852
 853         for (var i in values) {
 854                 sb.lastElementChild.appendChild(E('li', {
 855                         'data-value': i,
 856                         'selected': (i == obj.value) ? '' : null
 857                 }, values[i]));
 858         }
 859
 860         sb.lastElementChild.appendChild(E('li', { 'data-value': '-' }, [
 861                 E('input', {
 862                         'type': 'text',
 863                         'class': 'create-item-input',
 864                         'data-type': obj.getAttribute('data-type'),
 865                         'data-optional': true,
 866                         'placeholder': (man || _('-- custom --'))
 867                 })
 868         ]));
 869
 870         sb.value = obj.value;
 871         obj.parentNode.replaceChild(sb, obj);
 872 }
 873
 874 function cbi_filebrowser(id, defpath) {
 875         var field   = document.getElementById(id);
 876         var browser = window.open(
 877                 cbi_strings.path.browser + ( field.value || defpath || '' ) + '?field=' + id,
 878                 "luci_filebrowser", "width=300,height=400,left=100,top=200,scrollbars=yes"
 879         );
 880
 881         browser.focus();
 882 }
 883
 884 function cbi_browser_init(id, resource, defpath)
 885 {
 886         function cbi_browser_btnclick(e) {
 887                 cbi_filebrowser(id, defpath);
 888                 return false;
 889         }
 890
 891         var field = document.getElementById(id);
 892
 893         var btn = document.createElement('img');
 894         btn.className = 'cbi-image-button';
 895         btn.src = (resource || cbi_strings.path.resource) + '/cbi/folder.gif';
 896         field.parentNode.insertBefore(btn, field.nextSibling);
 897
 898         btn.addEventListener('click', cbi_browser_btnclick);
 899 }
 900
 901 CBIDynamicList = {
 902         addItem: function(dl, value, text, flash) {
 903                 var exists = false,
 904                     new_item = E('div', { 'class': flash ? 'item flash' : 'item', 'tabindex': 0 }, [
 905                                 E('span', {}, text || value),
 906                                 E('input', {
 907                                         'type': 'hidden',
 908                                         'name': dl.getAttribute('data-prefix'),
 909                                         'value': value })]);
 910
 911                 dl.querySelectorAll('.item, .add-item').forEach(function(item) {
 912                         if (exists)
 913                                 return;
 914
 915                         var hidden = item.querySelector('input[type="hidden"]');
 916
 917                         if (hidden && hidden.value === value)
 918                                 exists = true;
 919                         else if (!hidden || hidden.value >= value)
 920                                 exists = !!item.parentNode.insertBefore(new_item, item);
 921                 });
 922         },
 923
 924         removeItem: function(dl, item) {
 925                 var sb = dl.querySelector('.cbi-dropdown');
 926                 if (sb) {
 927                         var value = item.querySelector('input[type="hidden"]').value;
 928
 929                         sb.querySelectorAll('ul > li').forEach(function(li) {
 930                                 if (li.getAttribute('data-value') === value)
 931                                         li.removeAttribute('unselectable');
 932                         });
 933                 }
 934
 935                 item.parentNode.removeChild(item);
 936         },
 937
 938         handleClick: function(ev) {
 939                 var dl = ev.currentTarget,
 940                     item = findParent(ev.target, '.item');
 941
 942                 if (item) {
 943                         this.removeItem(dl, item);
 944                 }
 945                 else if (matchesElem(ev.target, '.cbi-button-add')) {
 946                         var input = ev.target.previousElementSibling;
 947                         if (input.value.length && !input.classList.contains('cbi-input-invalid')) {
 948                                 this.addItem(dl, input.value, null, true);
 949                                 input.value = '';
 950                         }
 951                 }
 952         },
 953
 954         handleDropdownChange: function(ev) {
 955                 var dl = ev.currentTarget,
 956                     sbIn = ev.detail.instance,
 957                     sbEl = ev.detail.element,
 958                     sbVal = ev.detail.value;
 959
 960                 if (sbVal === null)
 961                         return;
 962
 963                 sbIn.setValues(sbEl, null);
 964                 sbVal.element.setAttribute('unselectable', '');
 965
 966                 this.addItem(dl, sbVal.value, sbVal.text, true);
 967         },
 968
 969         handleKeydown: function(ev) {
 970                 var dl = ev.currentTarget,
 971                     item = findParent(ev.target, '.item');
 972
 973                 if (item) {
 974                         switch (ev.keyCode) {
 975                         case 8: /* backspace */
 976                                 if (item.previousElementSibling)
 977                                         item.previousElementSibling.focus();
 978
 979                                 this.removeItem(dl, item);
 980                                 break;
 981
 982                         case 46: /* delete */
 983                                 if (item.nextElementSibling) {
 984                                         if (item.nextElementSibling.classList.contains('item'))
 985                                                 item.nextElementSibling.focus();
 986                                         else
 987                                                 item.nextElementSibling.firstElementChild.focus();
 988                                 }
 989
 990                                 this.removeItem(dl, item);
 991                                 break;
 992                         }
 993                 }
 994                 else if (matchesElem(ev.target, '.cbi-input-text')) {
 995                         switch (ev.keyCode) {
 996                         case 13: /* enter */
 997                                 if (ev.target.value.length && !ev.target.classList.contains('cbi-input-invalid')) {
 998                                         this.addItem(dl, ev.target.value, null, true);
 999                                         ev.target.value = '';
1000                                         ev.target.blur();
1001                                         ev.target.focus();
1002                                 }
1003
1004                                 ev.preventDefault();
1005                                 break;
1006                         }
1007                 }
1008         }
1009 };
1010
1011 function cbi_dynlist_init(dl, datatype, optional, choices)
1012 {
1013         if (!(this instanceof cbi_dynlist_init))
1014                 return new cbi_dynlist_init(dl, datatype, optional, choices);
1015
1016         dl.classList.add('cbi-dynlist');
1017         dl.appendChild(E('div', { 'class': 'add-item' }, E('input', {
1018                 'type': 'text',
1019                 'name': 'cbi.dynlist.' + dl.getAttribute('data-prefix'),
1020                 'class': 'cbi-input-text',
1021                 'data-type': datatype,
1022                 'data-optional': true
1023         })));
1024
1025         if (choices)
1026                 cbi_combobox_init(dl.lastElementChild.lastElementChild, choices, '', _('-- custom --'));
1027         else
1028                 dl.lastElementChild.appendChild(E('div', { 'class': 'cbi-button cbi-button-add' }, '+'));
1029
1030         dl.addEventListener('click', this.handleClick.bind(this));
1031         dl.addEventListener('keydown', this.handleKeydown.bind(this));
1032         dl.addEventListener('cbi-dropdown-change', this.handleDropdownChange.bind(this));
1033
1034         try {
1035                 var values = JSON.parse(dl.getAttribute('data-values') || '[]');
1036
1037                 if (typeof(values) === 'object' && Array.isArray(values))
1038                         for (var i = 0; i < values.length; i++)
1039                                 this.addItem(dl, values[i], choices ? choices[values[i]] : null);
1040         }
1041         catch (e) {}
1042 }
1043
1044 cbi_dynlist_init.prototype = CBIDynamicList;
1045
1046
1047 function cbi_validate_form(form, errmsg)
1048 {
1049         /* if triggered by a section removal or addition, don't validate */
1050         if (form.cbi_state == 'add-section' || form.cbi_state == 'del-section')
1051                 return true;
1052
1053         if (form.cbi_validators) {
1054                 for (var i = 0; i < form.cbi_validators.length; i++) {
1055                         var validator = form.cbi_validators[i];
1056
1057                         if (!validator() && errmsg) {
1058                                 alert(errmsg);
1059                                 return false;
1060                         }
1061                 }
1062         }
1063
1064         return true;
1065 }
1066
1067 function cbi_validate_reset(form)
1068 {
1069         window.setTimeout(
1070                 function() { cbi_validate_form(form, null) }, 100
1071         );
1072
1073         return true;
1074 }
1075
1076 function cbi_validate_field(cbid, optional, type)
1077 {
1078         var field = isElem(cbid) ? cbid : document.getElementById(cbid);
1079         var validatorFn;
1080
1081         try {
1082                 var cbiValidator = new CBIValidator(field, type, optional);
1083                 validatorFn = cbiValidator.validate.bind(cbiValidator);
1084         }
1085         catch(e) {
1086                 validatorFn = null;
1087         };
1088
1089         if (validatorFn !== null) {
1090                 var form = findParent(field, 'form');
1091
1092                 if (!form.cbi_validators)
1093                         form.cbi_validators = [ ];
1094
1095                 form.cbi_validators.push(validatorFn);
1096
1097                 field.addEventListener("blur",  validatorFn);
1098                 field.addEventListener("keyup", validatorFn);
1099                 field.addEventListener("cbi-dropdown-change", validatorFn);
1100
1101                 if (matchesElem(field, 'select')) {
1102                         field.addEventListener("change", validatorFn);
1103                         field.addEventListener("click",  validatorFn);
1104                 }
1105
1106                 validatorFn();
1107         }
1108 }
1109
1110 function cbi_row_swap(elem, up, store)
1111 {
1112         var tr = findParent(elem.parentNode, '.cbi-section-table-row');
1113
1114         if (!tr)
1115                 return false;
1116
1117         tr.classList.remove('flash');
1118
1119         if (up) {
1120                 var prev = tr.previousElementSibling;
1121
1122                 if (prev && prev.classList.contains('cbi-section-table-row'))
1123                         tr.parentNode.insertBefore(tr, prev);
1124                 else
1125                         return;
1126         }
1127         else {
1128                 var next = tr.nextElementSibling ? tr.nextElementSibling.nextElementSibling : null;
1129
1130                 if (next && next.classList.contains('cbi-section-table-row'))
1131                         tr.parentNode.insertBefore(tr, next);
1132                 else if (!next)
1133                         tr.parentNode.appendChild(tr);
1134                 else
1135                         return;
1136         }
1137
1138         var ids = [ ];
1139
1140         for (var i = 0, n = 0; i < tr.parentNode.childNodes.length; i++) {
1141                 var node = tr.parentNode.childNodes[i];
1142                 if (node.classList && node.classList.contains('cbi-section-table-row')) {
1143                         node.classList.remove('cbi-rowstyle-1');
1144                         node.classList.remove('cbi-rowstyle-2');
1145                         node.classList.add((n++ % 2) ? 'cbi-rowstyle-2' : 'cbi-rowstyle-1');
1146
1147                         if (/-([^\-]+)$/.test(node.id))
1148                                 ids.push(RegExp.$1);
1149                 }
1150         }
1151
1152         var input = document.getElementById(store);
1153         if (input)
1154                 input.value = ids.join(' ');
1155
1156         window.scrollTo(0, tr.offsetTop);
1157         void tr.offsetWidth;
1158         tr.classList.add('flash');
1159
1160         return false;
1161 }
1162
1163 function cbi_tag_last(container)
1164 {
1165         var last;
1166
1167         for (var i = 0; i < container.childNodes.length; i++) {
1168                 var c = container.childNodes[i];
1169                 if (matchesElem(c, 'div')) {
1170                         c.classList.remove('cbi-value-last');
1171                         last = c;
1172                 }
1173         }
1174
1175         if (last)
1176                 last.classList.add('cbi-value-last');
1177 }
1178
1179 function cbi_submit(elem, name, value, action)
1180 {
1181         var form = elem.form || findParent(elem, 'form');
1182
1183         if (!form)
1184                 return false;
1185
1186         if (action)
1187                 form.action = action;
1188
1189         if (name) {
1190                 var hidden = form.querySelector('input[type="hidden"][name="%s"]'.format(name)) ||
1191                         E('input', { type: 'hidden', name: name });
1192
1193                 hidden.value = value || '1';
1194                 form.appendChild(hidden);
1195         }
1196
1197         form.submit();
1198         return true;
1199 }
1200
1201 String.prototype.format = function()
1202 {
1203         if (!RegExp)
1204                 return;
1205
1206         var html_esc = [/&/g, '&#38;', /"/g, '&#34;', /'/g, '&#39;', /</g, '&#60;', />/g, '&#62;'];
1207         var quot_esc = [/"/g, '&#34;', /'/g, '&#39;'];
1208
1209         function esc(s, r) {
1210                 if (typeof(s) !== 'string' && !(s instanceof String))
1211                         return '';
1212
1213                 for (var i = 0; i < r.length; i += 2)
1214                         s = s.replace(r[i], r[i+1]);
1215
1216                 return s;
1217         }
1218
1219         var str = this;
1220         var out = '';
1221         var re = /^(([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X|q|h|j|t|m))/;
1222         var a = b = [], numSubstitutions = 0, numMatches = 0;
1223
1224         while (a = re.exec(str)) {
1225                 var m = a[1];
1226                 var leftpart = a[2], pPad = a[3], pJustify = a[4], pMinLength = a[5];
1227                 var pPrecision = a[6], pType = a[7];
1228
1229                 numMatches++;
1230
1231                 if (pType == '%') {
1232                         subst = '%';
1233                 }
1234                 else {
1235                         if (numSubstitutions < arguments.length) {
1236                                 var param = arguments[numSubstitutions++];
1237
1238                                 var pad = '';
1239                                 if (pPad && pPad.substr(0,1) == "'")
1240                                         pad = leftpart.substr(1,1);
1241                                 else if (pPad)
1242                                         pad = pPad;
1243                                 else
1244                                         pad = ' ';
1245
1246                                 var justifyRight = true;
1247                                 if (pJustify && pJustify === "-")
1248                                         justifyRight = false;
1249
1250                                 var minLength = -1;
1251                                 if (pMinLength)
1252                                         minLength = +pMinLength;
1253
1254                                 var precision = -1;
1255                                 if (pPrecision && pType == 'f')
1256                                         precision = +pPrecision.substring(1);
1257
1258                                 var subst = param;
1259
1260                                 switch(pType) {
1261                                         case 'b':
1262                                                 subst = (+param || 0).toString(2);
1263                                                 break;
1264
1265                                         case 'c':
1266                                                 subst = String.fromCharCode(+param || 0);
1267                                                 break;
1268
1269                                         case 'd':
1270                                                 subst = ~~(+param || 0);
1271                                                 break;
1272
1273                                         case 'u':
1274                                                 subst = ~~Math.abs(+param || 0);
1275                                                 break;
1276
1277                                         case 'f':
1278                                                 subst = (precision > -1)
1279                                                         ? ((+param || 0.0)).toFixed(precision)
1280                                                         : (+param || 0.0);
1281                                                 break;
1282
1283                                         case 'o':
1284                                                 subst = (+param || 0).toString(8);
1285                                                 break;
1286
1287                                         case 's':
1288                                                 subst = param;
1289                                                 break;
1290
1291                                         case 'x':
1292                                                 subst = ('' + (+param || 0).toString(16)).toLowerCase();
1293                                                 break;
1294
1295                                         case 'X':
1296                                                 subst = ('' + (+param || 0).toString(16)).toUpperCase();
1297                                                 break;
1298
1299                                         case 'h':
1300                                                 subst = esc(param, html_esc);
1301                                                 break;
1302
1303                                         case 'q':
1304                                                 subst = esc(param, quot_esc);
1305                                                 break;
1306
1307                                         case 't':
1308                                                 var td = 0;
1309                                                 var th = 0;
1310                                                 var tm = 0;
1311                                                 var ts = (param || 0);
1312
1313                                                 if (ts > 60) {
1314                                                         tm = Math.floor(ts / 60);
1315                                                         ts = (ts % 60);
1316                                                 }
1317
1318                                                 if (tm > 60) {
1319                                                         th = Math.floor(tm / 60);
1320                                                         tm = (tm % 60);
1321                                                 }
1322
1323                                                 if (th > 24) {
1324                                                         td = Math.floor(th / 24);
1325                                                         th = (th % 24);
1326                                                 }
1327
1328                                                 subst = (td > 0)
1329                                                         ? String.format('%dd %dh %dm %ds', td, th, tm, ts)
1330                                                         : String.format('%dh %dm %ds', th, tm, ts);
1331
1332                                                 break;
1333
1334                                         case 'm':
1335                                                 var mf = pMinLength ? +pMinLength : 1000;
1336                                                 var pr = pPrecision ? ~~(10 * +('0' + pPrecision)) : 2;
1337
1338                                                 var i = 0;
1339                                                 var val = (+param || 0);
1340                                                 var units = [ ' ', ' K', ' M', ' G', ' T', ' P', ' E' ];
1341
1342                                                 for (i = 0; (i < units.length) && (val > mf); i++)
1343                                                         val /= mf;
1344
1345                                                 subst = (i ? val.toFixed(pr) : val) + units[i];
1346                                                 pMinLength = null;
1347                                                 break;
1348                                 }
1349                         }
1350                 }
1351
1352                 if (pMinLength) {
1353                         subst = subst.toString();
1354                         for (var i = subst.length; i < pMinLength; i++)
1355                                 if (pJustify == '-')
1356                                         subst = subst + ' ';
1357                                 else
1358                                         subst = pad + subst;
1359                 }
1360
1361                 out += leftpart + subst;
1362                 str = str.substr(m.length);
1363         }
1364
1365         return out + str;
1366 }
1367
1368 String.prototype.nobr = function()
1369 {
1370         return this.replace(/[\s\n]+/g, '&#160;');
1371 }
1372
1373 String.format = function()
1374 {
1375         var a = [ ];
1376
1377         for (var i = 1; i < arguments.length; i++)
1378                 a.push(arguments[i]);
1379
1380         return ''.format.apply(arguments[0], a);
1381 }
1382
1383 String.nobr = function()
1384 {
1385         var a = [ ];
1386
1387         for (var i = 1; i < arguments.length; i++)
1388                 a.push(arguments[i]);
1389
1390         return ''.nobr.apply(arguments[0], a);
1391 }
1392
1393 if (window.NodeList && !NodeList.prototype.forEach) {
1394         NodeList.prototype.forEach = function (callback, thisArg) {
1395                 thisArg = thisArg || window;
1396                 for (var i = 0; i < this.length; i++) {
1397                         callback.call(thisArg, this[i], i, this);
1398                 }
1399         };
1400 }
1401
1402 if (!window.requestAnimationFrame) {
1403         window.requestAnimationFrame = function(f) {
1404                 window.setTimeout(function() {
1405                         f(new Date().getTime())
1406                 }, 1000/30);
1407         };
1408 }
1409
1410
1411 function isElem(e) { return L.dom.elem(e) }
1412 function toElem(s) { return L.dom.parse(s) }
1413 function matchesElem(node, selector) { return L.dom.matches(node, selector) }
1414 function findParent(node, selector) { return L.dom.parent(node, selector) }
1415 function E() { return L.dom.create.apply(L.dom, arguments) }
1416
1417 if (typeof(window.CustomEvent) !== 'function') {
1418         function CustomEvent(event, params) {
1419                 params = params || { bubbles: false, cancelable: false, detail: undefined };
1420                 var evt = document.createEvent('CustomEvent');
1421                     evt.initCustomEvent( event, params.bubbles, params.cancelable, params.detail );
1422                 return evt;
1423         }
1424
1425         CustomEvent.prototype = window.Event.prototype;
1426         window.CustomEvent = CustomEvent;
1427 }
1428
1429 CBIDropdown = {
1430         openDropdown: function(sb) {
1431                 var st = window.getComputedStyle(sb, null),
1432                     ul = sb.querySelector('ul'),
1433                     li = ul.querySelectorAll('li'),
1434                     fl = findParent(sb, '.cbi-value-field'),
1435                     sel = ul.querySelector('[selected]'),
1436                     rect = sb.getBoundingClientRect(),
1437                     items = Math.min(this.dropdown_items, li.length);
1438
1439                 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1440                         s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1441                 });
1442
1443                 sb.setAttribute('open', '');
1444
1445                 var pv = ul.cloneNode(true);
1446                     pv.classList.add('preview');
1447
1448                 if (fl)
1449                         fl.classList.add('cbi-dropdown-open');
1450
1451                 if ('ontouchstart' in window) {
1452                         var vpWidth = Math.max(document.documentElement.clientWidth, window.innerWidth || 0),
1453                             vpHeight = Math.max(document.documentElement.clientHeight, window.innerHeight || 0),
1454                             scrollFrom = window.pageYOffset,
1455                             scrollTo = scrollFrom + rect.top - vpHeight * 0.5,
1456                             start = null;
1457
1458                         ul.style.top = sb.offsetHeight + 'px';
1459                         ul.style.left = -rect.left + 'px';
1460                         ul.style.right = (rect.right - vpWidth) + 'px';
1461                         ul.style.maxHeight = (vpHeight * 0.5) + 'px';
1462                         ul.style.WebkitOverflowScrolling = 'touch';
1463
1464                         var scrollStep = function(timestamp) {
1465                                 if (!start) {
1466                                         start = timestamp;
1467                                         ul.scrollTop = sel ? Math.max(sel.offsetTop - sel.offsetHeight, 0) : 0;
1468                                 }
1469
1470                                 var duration = Math.max(timestamp - start, 1);
1471                                 if (duration < 100) {
1472                                         document.body.scrollTop = scrollFrom + (scrollTo - scrollFrom) * (duration / 100);
1473                                         window.requestAnimationFrame(scrollStep);
1474                                 }
1475                                 else {
1476                                         document.body.scrollTop = scrollTo;
1477                                 }
1478                         };
1479
1480                         window.requestAnimationFrame(scrollStep);
1481                 }
1482                 else {
1483                         ul.style.maxHeight = '1px';
1484                         ul.style.top = ul.style.bottom = '';
1485
1486                         window.requestAnimationFrame(function() {
1487                                 var height = items * li[Math.max(0, li.length - 2)].offsetHeight;
1488
1489                                 ul.scrollTop = sel ? Math.max(sel.offsetTop - sel.offsetHeight, 0) : 0;
1490                                 ul.style[((rect.top + rect.height + height) > window.innerHeight) ? 'bottom' : 'top'] = rect.height + 'px';
1491                                 ul.style.maxHeight = height + 'px';
1492                         });
1493                 }
1494
1495                 ul.querySelectorAll('[selected] input[type="checkbox"]').forEach(function(c) {
1496                         c.checked = true;
1497                 });
1498
1499                 ul.classList.add('dropdown');
1500
1501                 sb.insertBefore(pv, ul.nextElementSibling);
1502
1503                 li.forEach(function(l) {
1504                         l.setAttribute('tabindex', 0);
1505                 });
1506
1507                 sb.lastElementChild.setAttribute('tabindex', 0);
1508
1509                 this.setFocus(sb, sel || li[0], true);
1510         },
1511
1512         closeDropdown: function(sb, no_focus) {
1513                 if (!sb.hasAttribute('open'))
1514                         return;
1515
1516                 var pv = sb.querySelector('ul.preview'),
1517                     ul = sb.querySelector('ul.dropdown'),
1518                     li = ul.querySelectorAll('li'),
1519                     fl = findParent(sb, '.cbi-value-field');
1520
1521                 li.forEach(function(l) { l.removeAttribute('tabindex'); });
1522                 sb.lastElementChild.removeAttribute('tabindex');
1523
1524                 sb.removeChild(pv);
1525                 sb.removeAttribute('open');
1526                 sb.style.width = sb.style.height = '';
1527
1528                 ul.classList.remove('dropdown');
1529                 ul.style.top = ul.style.bottom = ul.style.maxHeight = '';
1530
1531                 if (fl)
1532                         fl.classList.remove('cbi-dropdown-open');
1533
1534                 if (!no_focus)
1535                         this.setFocus(sb, sb);
1536
1537                 this.saveValues(sb, ul);
1538         },
1539
1540         toggleItem: function(sb, li, force_state) {
1541                 if (li.hasAttribute('unselectable'))
1542                         return;
1543
1544                 if (this.multi) {
1545                         var cbox = li.querySelector('input[type="checkbox"]'),
1546                             items = li.parentNode.querySelectorAll('li'),
1547                             label = sb.querySelector('ul.preview'),
1548                             sel = li.parentNode.querySelectorAll('[selected]').length,
1549                             more = sb.querySelector('.more'),
1550                             ndisplay = this.display_items,
1551                             n = 0;
1552
1553                         if (li.hasAttribute('selected')) {
1554                                 if (force_state !== true) {
1555                                         if (sel > 1 || this.optional) {
1556                                                 li.removeAttribute('selected');
1557                                                 cbox.checked = cbox.disabled = false;
1558                                                 sel--;
1559                                         }
1560                                         else {
1561                                                 cbox.disabled = true;
1562                                         }
1563                                 }
1564                         }
1565                         else {
1566                                 if (force_state !== false) {
1567                                         li.setAttribute('selected', '');
1568                                         cbox.checked = true;
1569                                         cbox.disabled = false;
1570                                         sel++;
1571                                 }
1572                         }
1573
1574                         while (label.firstElementChild)
1575                                 label.removeChild(label.firstElementChild);
1576
1577                         for (var i = 0; i < items.length; i++) {
1578                                 items[i].removeAttribute('display');
1579                                 if (items[i].hasAttribute('selected')) {
1580                                         if (ndisplay-- > 0) {
1581                                                 items[i].setAttribute('display', n++);
1582                                                 label.appendChild(items[i].cloneNode(true));
1583                                         }
1584                                         var c = items[i].querySelector('input[type="checkbox"]');
1585                                         if (c)
1586                                                 c.disabled = (sel == 1 && !this.optional);
1587                                 }
1588                         }
1589
1590                         if (ndisplay < 0)
1591                                 sb.setAttribute('more', '');
1592                         else
1593                                 sb.removeAttribute('more');
1594
1595                         if (ndisplay === this.display_items)
1596                                 sb.setAttribute('empty', '');
1597                         else
1598                                 sb.removeAttribute('empty');
1599
1600                         more.innerHTML = (ndisplay === this.display_items) ? this.placeholder : '···';
1601                 }
1602                 else {
1603                         var sel = li.parentNode.querySelector('[selected]');
1604                         if (sel) {
1605                                 sel.removeAttribute('display');
1606                                 sel.removeAttribute('selected');
1607                         }
1608
1609                         li.setAttribute('display', 0);
1610                         li.setAttribute('selected', '');
1611
1612                         this.closeDropdown(sb, true);
1613                 }
1614
1615                 this.saveValues(sb, li.parentNode);
1616         },
1617
1618         transformItem: function(sb, li) {
1619                 var cbox = E('form', {}, E('input', { type: 'checkbox', tabindex: -1, onclick: 'event.preventDefault()' })),
1620                     label = E('label');
1621
1622                 while (li.firstChild)
1623                         label.appendChild(li.firstChild);
1624
1625                 li.appendChild(cbox);
1626                 li.appendChild(label);
1627         },
1628
1629         saveValues: function(sb, ul) {
1630                 var sel = ul.querySelectorAll('li[selected]'),
1631                     div = sb.lastElementChild,
1632                     strval = '',
1633                     values = [];
1634
1635                 while (div.lastElementChild)
1636                         div.removeChild(div.lastElementChild);
1637
1638                 sel.forEach(function (s) {
1639                         if (s.hasAttribute('placeholder'))
1640                                 return;
1641
1642                         var v = {
1643                                 text: s.innerText,
1644                                 value: s.hasAttribute('data-value') ? s.getAttribute('data-value') : s.innerText,
1645                                 element: s
1646                         };
1647
1648                         div.appendChild(E('input', {
1649                                 type: 'hidden',
1650                                 name: s.hasAttribute('name') ? s.getAttribute('name') : (sb.getAttribute('name') || ''),
1651                                 value: v.value
1652                         }));
1653
1654                         values.push(v);
1655
1656                         strval += strval.length ? ' ' + v.value : v.value;
1657                 });
1658
1659                 var detail = {
1660                         instance: this,
1661                         element: sb
1662                 };
1663
1664                 if (this.multi)
1665                         detail.values = values;
1666                 else
1667                         detail.value = values.length ? values[0] : null;
1668
1669                 sb.value = strval;
1670
1671                 sb.dispatchEvent(new CustomEvent('cbi-dropdown-change', {
1672                         bubbles: true,
1673                         detail: detail
1674                 }));
1675
1676                 cbi_d_update();
1677         },
1678
1679         setValues: function(sb, values) {
1680                 var ul = sb.querySelector('ul');
1681
1682                 if (this.multi) {
1683                         ul.querySelectorAll('li[data-value]').forEach(function(li) {
1684                                 if (values === null || !(li.getAttribute('data-value') in values))
1685                                         this.toggleItem(sb, li, false);
1686                                 else
1687                                         this.toggleItem(sb, li, true);
1688                         });
1689                 }
1690                 else {
1691                         var ph = ul.querySelector('li[placeholder]');
1692                         if (ph)
1693                                 this.toggleItem(sb, ph);
1694
1695                         ul.querySelectorAll('li[data-value]').forEach(function(li) {
1696                                 if (values !== null && (li.getAttribute('data-value') in values))
1697                                         this.toggleItem(sb, li);
1698                         });
1699                 }
1700         },
1701
1702         setFocus: function(sb, elem, scroll) {
1703                 if (sb && sb.hasAttribute && sb.hasAttribute('locked-in'))
1704                         return;
1705
1706                 if (sb.target && findParent(sb.target, 'ul.dropdown'))
1707                         return;
1708
1709                 document.querySelectorAll('.focus').forEach(function(e) {
1710                         if (!matchesElem(e, 'input')) {
1711                                 e.classList.remove('focus');
1712                                 e.blur();
1713                         }
1714                 });
1715
1716                 if (elem) {
1717                         elem.focus();
1718                         elem.classList.add('focus');
1719
1720                         if (scroll)
1721                                 elem.parentNode.scrollTop = elem.offsetTop - elem.parentNode.offsetTop;
1722                 }
1723         },
1724
1725         createItems: function(sb, value) {
1726                 var sbox = this,
1727                     val = (value || '').trim(),
1728                     ul = sb.querySelector('ul');
1729
1730                 if (!sbox.multi)
1731                         val = val.length ? [ val ] : [];
1732                 else
1733                         val = val.length ? val.split(/\s+/) : [];
1734
1735                 val.forEach(function(item) {
1736                         var new_item = null;
1737
1738                         ul.childNodes.forEach(function(li) {
1739                                 if (li.getAttribute && li.getAttribute('data-value') === item)
1740                                         new_item = li;
1741                         });
1742
1743                         if (!new_item) {
1744                                 var markup,
1745                                     tpl = sb.querySelector(sbox.template);
1746
1747                                 if (tpl)
1748                                         markup = (tpl.textContent || tpl.innerHTML || tpl.firstChild.data).replace(/^<!--|-->$/, '').trim();
1749                                 else
1750                                         markup = '<li data-value="{{value}}">{{value}}</li>';
1751
1752                                 new_item = E(markup.replace(/{{value}}/g, item));
1753
1754                                 if (sbox.multi) {
1755                                         sbox.transformItem(sb, new_item);
1756                                 }
1757                                 else {
1758                                         var old = ul.querySelector('li[created]');
1759                                         if (old)
1760                                                 ul.removeChild(old);
1761
1762                                         new_item.setAttribute('created', '');
1763                                 }
1764
1765                                 new_item = ul.insertBefore(new_item, ul.lastElementChild);
1766                         }
1767
1768                         sbox.toggleItem(sb, new_item, true);
1769                         sbox.setFocus(sb, new_item, true);
1770                 });
1771         },
1772
1773         closeAllDropdowns: function() {
1774                 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1775                         s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1776                 });
1777         },
1778
1779         handleClick: function(ev) {
1780                 var sb = ev.currentTarget;
1781
1782                 if (!sb.hasAttribute('open')) {
1783                         if (!matchesElem(ev.target, 'input'))
1784                                 this.openDropdown(sb);
1785                 }
1786                 else {
1787                         var li = findParent(ev.target, 'li');
1788                         if (li && li.parentNode.classList.contains('dropdown'))
1789                                 this.toggleItem(sb, li);
1790                         else if (li && li.parentNode.classList.contains('preview'))
1791                                 this.closeDropdown(sb);
1792                 }
1793
1794                 ev.preventDefault();
1795                 ev.stopPropagation();
1796         },
1797
1798         handleKeydown: function(ev) {
1799                 var sb = ev.currentTarget;
1800
1801                 if (matchesElem(ev.target, 'input'))
1802                         return;
1803
1804                 if (!sb.hasAttribute('open')) {
1805                         switch (ev.keyCode) {
1806                         case 37:
1807                         case 38:
1808                         case 39:
1809                         case 40:
1810                                 this.openDropdown(sb);
1811                                 ev.preventDefault();
1812                         }
1813                 }
1814                 else {
1815                         var active = findParent(document.activeElement, 'li');
1816
1817                         switch (ev.keyCode) {
1818                         case 27:
1819                                 this.closeDropdown(sb);
1820                                 break;
1821
1822                         case 13:
1823                                 if (active) {
1824                                         if (!active.hasAttribute('selected'))
1825                                                 this.toggleItem(sb, active);
1826                                         this.closeDropdown(sb);
1827                                         ev.preventDefault();
1828                                 }
1829                                 break;
1830
1831                         case 32:
1832                                 if (active) {
1833                                         this.toggleItem(sb, active);
1834                                         ev.preventDefault();
1835                                 }
1836                                 break;
1837
1838                         case 38:
1839                                 if (active && active.previousElementSibling) {
1840                                         this.setFocus(sb, active.previousElementSibling);
1841                                         ev.preventDefault();
1842                                 }
1843                                 break;
1844
1845                         case 40:
1846                                 if (active && active.nextElementSibling) {
1847                                         this.setFocus(sb, active.nextElementSibling);
1848                                         ev.preventDefault();
1849                                 }
1850                                 break;
1851                         }
1852                 }
1853         },
1854
1855         handleDropdownClose: function(ev) {
1856                 var sb = ev.currentTarget;
1857
1858                 this.closeDropdown(sb, true);
1859         },
1860
1861         handleDropdownSelect: function(ev) {
1862                 var sb = ev.currentTarget,
1863                     li = findParent(ev.target, 'li');
1864
1865                 if (!li)
1866                         return;
1867
1868                 this.toggleItem(sb, li);
1869                 this.closeDropdown(sb, true);
1870         },
1871
1872         handleMouseover: function(ev) {
1873                 var sb = ev.currentTarget;
1874
1875                 if (!sb.hasAttribute('open'))
1876                         return;
1877
1878                 var li = findParent(ev.target, 'li');
1879
1880                 if (li && li.parentNode.classList.contains('dropdown'))
1881                         this.setFocus(sb, li);
1882         },
1883
1884         handleFocus: function(ev) {
1885                 var sb = ev.currentTarget;
1886
1887                 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1888                         if (s !== sb || sb.hasAttribute('open'))
1889                                 s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1890                 });
1891         },
1892
1893         handleCanaryFocus: function(ev) {
1894                 this.closeDropdown(ev.currentTarget.parentNode);
1895         },
1896
1897         handleCreateKeydown: function(ev) {
1898                 var input = ev.currentTarget,
1899                     sb = findParent(input, '.cbi-dropdown');
1900
1901                 switch (ev.keyCode) {
1902                 case 13:
1903                         ev.preventDefault();
1904
1905                         if (input.classList.contains('cbi-input-invalid'))
1906                                 return;
1907
1908                         this.createItems(sb, input.value);
1909                         input.value = '';
1910                         input.blur();
1911                         break;
1912                 }
1913         },
1914
1915         handleCreateFocus: function(ev) {
1916                 var input = ev.currentTarget,
1917                     cbox = findParent(input, 'li').querySelector('input[type="checkbox"]'),
1918                     sb = findParent(input, '.cbi-dropdown');
1919
1920                 if (cbox)
1921                         cbox.checked = true;
1922
1923                 sb.setAttribute('locked-in', '');
1924         },
1925
1926         handleCreateBlur: function(ev) {
1927                 var input = ev.currentTarget,
1928                     cbox = findParent(input, 'li').querySelector('input[type="checkbox"]'),
1929                     sb = findParent(input, '.cbi-dropdown');
1930
1931                 if (cbox)
1932                         cbox.checked = false;
1933
1934                 sb.removeAttribute('locked-in');
1935         },
1936
1937         handleCreateClick: function(ev) {
1938                 ev.currentTarget.querySelector(this.create).focus();
1939         }
1940 };
1941
1942 function cbi_dropdown_init(sb) {
1943         if (!(this instanceof cbi_dropdown_init))
1944                 return new cbi_dropdown_init(sb);
1945
1946         this.multi = sb.hasAttribute('multiple');
1947         this.optional = sb.hasAttribute('optional');
1948         this.placeholder = sb.getAttribute('placeholder') || '---';
1949         this.display_items = parseInt(sb.getAttribute('display-items') || 3);
1950         this.dropdown_items = parseInt(sb.getAttribute('dropdown-items') || 5);
1951         this.create = sb.getAttribute('item-create') || '.create-item-input';
1952         this.template = sb.getAttribute('item-template') || 'script[type="item-template"]';
1953
1954         var ul = sb.querySelector('ul'),
1955             more = sb.appendChild(E('span', { class: 'more', tabindex: -1 }, '···')),
1956             open = sb.appendChild(E('span', { class: 'open', tabindex: -1 }, '▾')),
1957             canary = sb.appendChild(E('div')),
1958             create = sb.querySelector(this.create),
1959             ndisplay = this.display_items,
1960             n = 0;
1961
1962         if (this.multi) {
1963                 var items = ul.querySelectorAll('li');
1964
1965                 for (var i = 0; i < items.length; i++) {
1966                         this.transformItem(sb, items[i]);
1967
1968                         if (items[i].hasAttribute('selected') && ndisplay-- > 0)
1969                                 items[i].setAttribute('display', n++);
1970                 }
1971         }
1972         else {
1973                 if (this.optional && !ul.querySelector('li[data-value=""]')) {
1974                         var placeholder = E('li', { placeholder: '' }, this.placeholder);
1975                         ul.firstChild ? ul.insertBefore(placeholder, ul.firstChild) : ul.appendChild(placeholder);
1976                 }
1977
1978                 var items = ul.querySelectorAll('li'),
1979                     sel = sb.querySelectorAll('[selected]');
1980
1981                 sel.forEach(function(s) {
1982                         s.removeAttribute('selected');
1983                 });
1984
1985                 var s = sel[0] || items[0];
1986                 if (s) {
1987                         s.setAttribute('selected', '');
1988                         s.setAttribute('display', n++);
1989                 }
1990
1991                 ndisplay--;
1992         }
1993
1994         this.saveValues(sb, ul);
1995
1996         ul.setAttribute('tabindex', -1);
1997         sb.setAttribute('tabindex', 0);
1998
1999         if (ndisplay < 0)
2000                 sb.setAttribute('more', '')
2001         else
2002                 sb.removeAttribute('more');
2003
2004         if (ndisplay === this.display_items)
2005                 sb.setAttribute('empty', '')
2006         else
2007                 sb.removeAttribute('empty');
2008
2009         more.innerHTML = (ndisplay === this.display_items) ? this.placeholder : '···';
2010
2011
2012         sb.addEventListener('click', this.handleClick.bind(this));
2013         sb.addEventListener('keydown', this.handleKeydown.bind(this));
2014         sb.addEventListener('cbi-dropdown-close', this.handleDropdownClose.bind(this));
2015         sb.addEventListener('cbi-dropdown-select', this.handleDropdownSelect.bind(this));
2016
2017         if ('ontouchstart' in window) {
2018                 sb.addEventListener('touchstart', function(ev) { ev.stopPropagation(); });
2019                 window.addEventListener('touchstart', this.closeAllDropdowns);
2020         }
2021         else {
2022                 sb.addEventListener('mouseover', this.handleMouseover.bind(this));
2023                 sb.addEventListener('focus', this.handleFocus.bind(this));
2024
2025                 canary.addEventListener('focus', this.handleCanaryFocus.bind(this));
2026
2027                 window.addEventListener('mouseover', this.setFocus);
2028                 window.addEventListener('click', this.closeAllDropdowns);
2029         }
2030
2031         if (create) {
2032                 create.addEventListener('keydown', this.handleCreateKeydown.bind(this));
2033                 create.addEventListener('focus', this.handleCreateFocus.bind(this));
2034                 create.addEventListener('blur', this.handleCreateBlur.bind(this));
2035
2036                 var li = findParent(create, 'li');
2037
2038                 li.setAttribute('unselectable', '');
2039                 li.addEventListener('click', this.handleCreateClick.bind(this));
2040         }
2041 }
2042
2043 cbi_dropdown_init.prototype = CBIDropdown;
2044
2045 function cbi_update_table(table, data, placeholder) {
2046         var target = isElem(table) ? table : document.querySelector(table);
2047
2048         if (!isElem(target))
2049                 return;
2050
2051         target.querySelectorAll('.tr.table-titles, .cbi-section-table-titles').forEach(function(thead) {
2052                 var titles = [];
2053
2054                 thead.querySelectorAll('.th').forEach(function(th) {
2055                         titles.push(th);
2056                 });
2057
2058                 if (Array.isArray(data)) {
2059                         var n = 0, rows = target.querySelectorAll('.tr');
2060
2061                         data.forEach(function(row) {
2062                                 var trow = E('div', { 'class': 'tr' });
2063
2064                                 for (var i = 0; i < titles.length; i++) {
2065                                         var text = (titles[i].innerText || '').trim();
2066                                         var td = trow.appendChild(E('div', {
2067                                                 'class': titles[i].className,
2068                                                 'data-title': (text !== '') ? text : null
2069                                         }, row[i] || ''));
2070
2071                                         td.classList.remove('th');
2072                                         td.classList.add('td');
2073                                 }
2074
2075                                 trow.classList.add('cbi-rowstyle-%d'.format((n++ % 2) ? 2 : 1));
2076
2077                                 if (rows[n])
2078                                         target.replaceChild(trow, rows[n]);
2079                                 else
2080                                         target.appendChild(trow);
2081                         });
2082
2083                         while (rows[++n])
2084                                 target.removeChild(rows[n]);
2085
2086                         if (placeholder && target.firstElementChild === target.lastElementChild) {
2087                                 var trow = target.appendChild(E('div', { 'class': 'tr placeholder' }));
2088                                 var td = trow.appendChild(E('div', { 'class': titles[0].className }, placeholder));
2089
2090                                 td.classList.remove('th');
2091                                 td.classList.add('td');
2092                         }
2093                 }
2094                 else {
2095                         thead.parentNode.style.display = 'none';
2096
2097                         thead.parentNode.querySelectorAll('.tr, .cbi-section-table-row').forEach(function(trow) {
2098                                 if (trow !== thead) {
2099                                         var n = 0;
2100                                         trow.querySelectorAll('.th, .td').forEach(function(td) {
2101                                                 if (n < titles.length) {
2102                                                         var text = (titles[n++].innerText || '').trim();
2103                                                         if (text !== '')
2104                                                                 td.setAttribute('data-title', text);
2105                                                 }
2106                                         });
2107                                 }
2108                         });
2109
2110                         thead.parentNode.style.display = '';
2111                 }
2112         });
2113 }
2114
2115 function showModal(title, children)
2116 {
2117         return L.showModal(title, children);
2118 }
2119
2120 function hideModal()
2121 {
2122         return L.hideModal();
2123 }
2124
2125
2126 document.addEventListener('DOMContentLoaded', function() {
2127         document.addEventListener('validation-failure', function(ev) {
2128                 if (ev.target === document.activeElement)
2129                         L.showTooltip(ev);
2130         });
2131
2132         document.addEventListener('validation-success', function(ev) {
2133                 if (ev.target === document.activeElement)
2134                         L.hideTooltip(ev);
2135         });
2136
2137         document.querySelectorAll('.table').forEach(cbi_update_table);
2138 });