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[project/luci.git] / modules / luci-base / htdocs / luci-static / resources / cbi.js
1 /*
2 LuCI - Lua Configuration Interface
3
4 Copyright 2008 Steven Barth <steven@midlink.org>
5 Copyright 2008-2012 Jo-Philipp Wich <jow@openwrt.org>
6
7 Licensed under the Apache License, Version 2.0 (the "License");
8 you may not use this file except in compliance with the License.
9 You may obtain a copy of the License at
10
11 http://www.apache.org/licenses/LICENSE-2.0
12 */
13
14 var cbi_d = [];
15 var cbi_t = [];
16 var cbi_strings = { path: {}, label: {} };
17
18 function Int(x) {
19 return (/^-?\d+$/.test(x) ? +x : NaN);
20 }
21
22 function Dec(x) {
23 return (/^-?\d+(?:\.\d+)?$/.test(x) ? +x : NaN);
24 }
25
26 var cbi_validators = {
27
28 'integer': function()
29 {
30 return !!Int(this);
31 },
32
33 'uinteger': function()
34 {
35 return (Int(this) >= 0);
36 },
37
38 'float': function()
39 {
40 return !!Dec(this);
41 },
42
43 'ufloat': function()
44 {
45 return (Dec(this) >= 0);
46 },
47
48 'ipaddr': function()
49 {
50 return cbi_validators.ip4addr.apply(this) ||
51 cbi_validators.ip6addr.apply(this);
52 },
53
54 'ip4addr': function()
55 {
56 if (this.match(/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})(\/(\S+))?$/))
57 {
58 return (RegExp.$1 >= 0) && (RegExp.$1 <= 255) &&
59 (RegExp.$2 >= 0) && (RegExp.$2 <= 255) &&
60 (RegExp.$3 >= 0) && (RegExp.$3 <= 255) &&
61 (RegExp.$4 >= 0) && (RegExp.$4 <= 255) &&
62 ((RegExp.$6.indexOf('.') < 0)
63 ? ((RegExp.$6 >= 0) && (RegExp.$6 <= 32))
64 : (cbi_validators.ip4addr.apply(RegExp.$6)))
65 ;
66 }
67
68 return false;
69 },
70
71 'ip6addr': function()
72 {
73 if( this.match(/^([a-fA-F0-9:.]+)(\/(\d+))?$/) )
74 {
75 if( !RegExp.$2 || ((RegExp.$3 >= 0) && (RegExp.$3 <= 128)) )
76 {
77 var addr = RegExp.$1;
78
79 if( addr == '::' )
80 {
81 return true;
82 }
83
84 if( addr.indexOf('.') > 0 )
85 {
86 var off = addr.lastIndexOf(':');
87
88 if( !(off && cbi_validators.ip4addr.apply(addr.substr(off+1))) )
89 return false;
90
91 addr = addr.substr(0, off) + ':0:0';
92 }
93
94 if( addr.indexOf('::') >= 0 )
95 {
96 var colons = 0;
97 var fill = '0';
98
99 for( var i = 1; i < (addr.length-1); i++ )
100 if( addr.charAt(i) == ':' )
101 colons++;
102
103 if( colons > 7 )
104 return false;
105
106 for( var i = 0; i < (7 - colons); i++ )
107 fill += ':0';
108
109 if (addr.match(/^(.*?)::(.*?)$/))
110 addr = (RegExp.$1 ? RegExp.$1 + ':' : '') + fill +
111 (RegExp.$2 ? ':' + RegExp.$2 : '');
112 }
113
114 return (addr.match(/^(?:[a-fA-F0-9]{1,4}:){7}[a-fA-F0-9]{1,4}$/) != null);
115 }
116 }
117
118 return false;
119 },
120
121 'ipmask': function()
122 {
123 return cbi_validators.ipmask4.apply(this) ||
124 cbi_validators.ipmask6.apply(this);
125 },
126
127 'ipmask4': function()
128 {
129 var ip = this, mask = 32;
130
131 if (ip.match(/^(\S+)\/(\S+)$/))
132 {
133 ip = RegExp.$1;
134 mask = RegExp.$2;
135 }
136
137 if (!isNaN(mask) && (mask < 0 || mask > 32))
138 return false;
139
140 if (isNaN(mask) && !cbi_validators.ip4addr.apply(mask))
141 return false;
142
143 return cbi_validators.ip4addr.apply(ip);
144 },
145
146 'ipmask6': function()
147 {
148 var ip = this, mask = 128;
149
150 if (ip.match(/^(\S+)\/(\S+)$/))
151 {
152 ip = RegExp.$1;
153 mask = RegExp.$2;
154 }
155
156 if (!isNaN(mask) && (mask < 0 || mask > 128))
157 return false;
158
159 if (isNaN(mask) && !cbi_validators.ip6addr.apply(mask))
160 return false;
161
162 return cbi_validators.ip6addr.apply(ip);
163 },
164
165 'port': function()
166 {
167 var p = Int(this);
168 return (p >= 0 && p <= 65535);
169 },
170
171 'portrange': function()
172 {
173 if (this.match(/^(\d+)-(\d+)$/))
174 {
175 var p1 = +RegExp.$1;
176 var p2 = +RegExp.$2;
177 return (p1 <= p2 && p2 <= 65535);
178 }
179
180 return cbi_validators.port.apply(this);
181 },
182
183 'macaddr': function()
184 {
185 return (this.match(/^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$/) != null);
186 },
187
188 'host': function(ipv4only)
189 {
190 return cbi_validators.hostname.apply(this) ||
191 ((ipv4only != 1) && cbi_validators.ipaddr.apply(this)) ||
192 ((ipv4only == 1) && cb_validators.ip4addr.apply(this));
193 },
194
195 'hostname': function()
196 {
197 if (this.length <= 253)
198 return (this.match(/^[a-zA-Z0-9]+$/) != null ||
199 (this.match(/^[a-zA-Z0-9_][a-zA-Z0-9_\-.]*[a-zA-Z0-9]$/) &&
200 this.match(/[^0-9.]/)));
201
202 return false;
203 },
204
205 'network': function()
206 {
207 return cbi_validators.uciname.apply(this) ||
208 cbi_validators.host.apply(this);
209 },
210
211 'hostport': function(ipv4only)
212 {
213 var hp = this.split(/:/);
214
215 if (hp.length == 2)
216 return (cbi_validators.host.apply(hp[0], ipv4only) &&
217 cbi_validators.port.apply(hp[1]));
218
219 return false;
220 },
221
222 'ip4addrport': function()
223 {
224 var hp = this.split(/:/);
225
226 if (hp.length == 2)
227 return (cbi_validators.ipaddr.apply(hp[0]) &&
228 cbi_validators.port.apply(hp[1]));
229 return false;
230 },
231
232 'ipaddrport': function(bracket)
233 {
234 if (this.match(/^([^\[\]:]+):([^:]+)$/)) {
235 var addr = RegExp.$1
236 var port = RegExp.$2
237 return (cbi_validators.ip4addr.apply(addr) &&
238 cbi_validators.port.apply(port));
239 } else if ((bracket == 1) && (this.match(/^\[(.+)\]:([^:]+)$/))) {
240 var addr = RegExp.$1
241 var port = RegExp.$2
242 return (cbi_validators.ip6addr.apply(addr) &&
243 cbi_validators.port.apply(port));
244 } else if ((bracket != 1) && (this.match(/^([^\[\]]+):([^:]+)$/))) {
245 var addr = RegExp.$1
246 var port = RegExp.$2
247 return (cbi_validators.ip6addr.apply(addr) &&
248 cbi_validators.port.apply(port));
249 } else {
250 return false;
251 }
252 },
253
254 'wpakey': function()
255 {
256 var v = this;
257
258 if( v.length == 64 )
259 return (v.match(/^[a-fA-F0-9]{64}$/) != null);
260 else
261 return (v.length >= 8) && (v.length <= 63);
262 },
263
264 'wepkey': function()
265 {
266 var v = this;
267
268 if ( v.substr(0,2) == 's:' )
269 v = v.substr(2);
270
271 if( (v.length == 10) || (v.length == 26) )
272 return (v.match(/^[a-fA-F0-9]{10,26}$/) != null);
273 else
274 return (v.length == 5) || (v.length == 13);
275 },
276
277 'uciname': function()
278 {
279 return (this.match(/^[a-zA-Z0-9_]+$/) != null);
280 },
281
282 'range': function(min, max)
283 {
284 var val = Dec(this);
285 return (val >= +min && val <= +max);
286 },
287
288 'min': function(min)
289 {
290 return (Dec(this) >= +min);
291 },
292
293 'max': function(max)
294 {
295 return (Dec(this) <= +max);
296 },
297
298 'rangelength': function(min, max)
299 {
300 var val = '' + this;
301 return ((val.length >= +min) && (val.length <= +max));
302 },
303
304 'minlength': function(min)
305 {
306 return ((''+this).length >= +min);
307 },
308
309 'maxlength': function(max)
310 {
311 return ((''+this).length <= +max);
312 },
313
314 'or': function()
315 {
316 for (var i = 0; i < arguments.length; i += 2)
317 {
318 if (typeof arguments[i] != 'function')
319 {
320 if (arguments[i] == this)
321 return true;
322 i--;
323 }
324 else if (arguments[i].apply(this, arguments[i+1]))
325 {
326 return true;
327 }
328 }
329 return false;
330 },
331
332 'and': function()
333 {
334 for (var i = 0; i < arguments.length; i += 2)
335 {
336 if (typeof arguments[i] != 'function')
337 {
338 if (arguments[i] != this)
339 return false;
340 i--;
341 }
342 else if (!arguments[i].apply(this, arguments[i+1]))
343 {
344 return false;
345 }
346 }
347 return true;
348 },
349
350 'neg': function()
351 {
352 return cbi_validators.or.apply(
353 this.replace(/^[ \t]*![ \t]*/, ''), arguments);
354 },
355
356 'list': function(subvalidator, subargs)
357 {
358 if (typeof subvalidator != 'function')
359 return false;
360
361 var tokens = this.match(/[^ \t]+/g);
362 for (var i = 0; i < tokens.length; i++)
363 if (!subvalidator.apply(tokens[i], subargs))
364 return false;
365
366 return true;
367 },
368 'phonedigit': function()
369 {
370 return (this.match(/^[0-9\*#!\.]+$/) != null);
371 },
372 'timehhmmss': function()
373 {
374 return (this.match(/^[0-6][0-9]:[0-6][0-9]:[0-6][0-9]$/) != null);
375 },
376 'dateyyyymmdd': function()
377 {
378 if (this == null) {
379 return false;
380 }
381 if (this.match(/^(\d\d\d\d)-(\d\d)-(\d\d)/)) {
382 var year = RegExp.$1;
383 var month = RegExp.$2;
384 var day = RegExp.$2
385
386 var days_in_month = [ 31, 28, 31, 30, 31, 30, 31, 31, 30 , 31, 30, 31 ];
387 function is_leap_year(year) {
388 return ((year % 4) == 0) && ((year % 100) != 0) || ((year % 400) == 0);
389 }
390 function get_days_in_month(month, year) {
391 if ((month == 2) && is_leap_year(year)) {
392 return 29;
393 } else {
394 return days_in_month[month];
395 }
396 }
397 /* Firewall rules in the past don't make sense */
398 if (year < 2015) {
399 return false;
400 }
401 if ((month <= 0) || (month > 12)) {
402 return false;
403 }
404 if ((day <= 0) || (day > get_days_in_month(month, year))) {
405 return false;
406 }
407 return true;
408
409 } else {
410 return false;
411 }
412 }
413 };
414
415
416 function cbi_d_add(field, dep, index) {
417 var obj = (typeof(field) === 'string') ? document.getElementById(field) : field;
418 if (obj) {
419 var entry
420 for (var i=0; i<cbi_d.length; i++) {
421 if (cbi_d[i].id == obj.id) {
422 entry = cbi_d[i];
423 break;
424 }
425 }
426 if (!entry) {
427 entry = {
428 "node": obj,
429 "id": obj.id,
430 "parent": obj.parentNode.id,
431 "deps": [],
432 "index": index
433 };
434 cbi_d.unshift(entry);
435 }
436 entry.deps.push(dep)
437 }
438 }
439
440 function cbi_d_checkvalue(target, ref) {
441 var t = document.getElementById(target);
442 var value;
443
444 if (!t) {
445 var tl = document.getElementsByName(target);
446
447 if( tl.length > 0 && (tl[0].type == 'radio' || tl[0].type == 'checkbox'))
448 for( var i = 0; i < tl.length; i++ )
449 if( tl[i].checked ) {
450 value = tl[i].value;
451 break;
452 }
453
454 value = value ? value : "";
455 } else if (!t.value) {
456 value = "";
457 } else {
458 value = t.value;
459
460 if (t.type == "checkbox") {
461 value = t.checked ? value : "";
462 }
463 }
464
465 return (value == ref)
466 }
467
468 function cbi_d_check(deps) {
469 var reverse;
470 var def = false;
471 for (var i=0; i<deps.length; i++) {
472 var istat = true;
473 reverse = false;
474 for (var j in deps[i]) {
475 if (j == "!reverse") {
476 reverse = true;
477 } else if (j == "!default") {
478 def = true;
479 istat = false;
480 } else {
481 istat = (istat && cbi_d_checkvalue(j, deps[i][j]))
482 }
483 }
484 if (istat) {
485 return !reverse;
486 }
487 }
488 return def;
489 }
490
491 function cbi_d_update() {
492 var state = false;
493 for (var i=0; i<cbi_d.length; i++) {
494 var entry = cbi_d[i];
495 var node = document.getElementById(entry.id);
496 var parent = document.getElementById(entry.parent);
497
498 if (node && node.parentNode && !cbi_d_check(entry.deps)) {
499 node.parentNode.removeChild(node);
500 state = true;
501 } else if (parent && (!node || !node.parentNode) && cbi_d_check(entry.deps)) {
502 var next = undefined;
503
504 for (next = parent.firstChild; next; next = next.nextSibling) {
505 if (next.getAttribute && parseInt(next.getAttribute('data-index'), 10) > entry.index) {
506 break;
507 }
508 }
509
510 if (!next) {
511 parent.appendChild(entry.node);
512 } else {
513 parent.insertBefore(entry.node, next);
514 }
515
516 state = true;
517 }
518
519 // hide optionals widget if no choices remaining
520 if (parent && parent.parentNode && parent.getAttribute('data-optionals'))
521 parent.parentNode.style.display = (parent.options.length <= 1) ? 'none' : '';
522 }
523
524 if (entry && entry.parent) {
525 if (!cbi_t_update())
526 cbi_tag_last(parent);
527 }
528
529 if (state) {
530 cbi_d_update();
531 }
532 }
533
534 function cbi_init() {
535 var nodes;
536
537 nodes = document.querySelectorAll('[data-strings]');
538
539 for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
540 var str = JSON.parse(node.getAttribute('data-strings'));
541 for (var key in str) {
542 for (var key2 in str[key]) {
543 var dst = cbi_strings[key] || (cbi_strings[key] = { });
544 dst[key2] = str[key][key2];
545 }
546 }
547 }
548
549 nodes = document.querySelectorAll('[data-depends]');
550
551 for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
552 var index = parseInt(node.getAttribute('data-index'), 10);
553 var depends = JSON.parse(node.getAttribute('data-depends'));
554 if (!isNaN(index) && depends.length > 0) {
555 for (var alt = 0; alt < depends.length; alt++) {
556 cbi_d_add(node, depends[alt], index);
557 }
558 }
559 }
560
561 nodes = document.querySelectorAll('[data-update]');
562
563 for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
564 var events = node.getAttribute('data-update').split(' ');
565 for (var j = 0, event; (event = events[j]) !== undefined; j++) {
566 cbi_bind(node, event, cbi_d_update);
567 }
568 }
569
570 nodes = document.querySelectorAll('[data-choices]');
571
572 for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
573 var choices = JSON.parse(node.getAttribute('data-choices'));
574 var options = {};
575
576 for (var j = 0; j < choices[0].length; j++)
577 options[choices[0][j]] = choices[1][j];
578
579 var def = (node.getAttribute('data-optional') === 'true')
580 ? node.placeholder || '' : null;
581
582 cbi_combobox_init(node, options, def,
583 node.getAttribute('data-manual'));
584 }
585
586 nodes = document.querySelectorAll('[data-dynlist]');
587
588 for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
589 var choices = JSON.parse(node.getAttribute('data-dynlist'));
590 var options = null;
591
592 if (choices[0] && choices[0].length) {
593 options = {};
594
595 for (var j = 0; j < choices[0].length; j++)
596 options[choices[0][j]] = choices[1][j];
597 }
598
599 cbi_dynlist_init(node, choices[2], choices[3], options);
600 }
601
602 nodes = document.querySelectorAll('[data-type]');
603
604 for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
605 cbi_validate_field(node, node.getAttribute('data-optional') === 'true',
606 node.getAttribute('data-type'));
607 }
608
609 cbi_d_update();
610 }
611
612 function cbi_bind(obj, type, callback, mode) {
613 if (!obj.addEventListener) {
614 obj.attachEvent('on' + type,
615 function(){
616 var e = window.event;
617
618 if (!e.target && e.srcElement)
619 e.target = e.srcElement;
620
621 return !!callback(e);
622 }
623 );
624 } else {
625 obj.addEventListener(type, callback, !!mode);
626 }
627 return obj;
628 }
629
630 function cbi_combobox(id, values, def, man, focus) {
631 var selid = "cbi.combobox." + id;
632 if (document.getElementById(selid)) {
633 return
634 }
635
636 var obj = document.getElementById(id)
637 var sel = document.createElement("select");
638 sel.id = selid;
639 sel.index = obj.index;
640 sel.className = obj.className.replace(/cbi-input-text/, 'cbi-input-select');
641
642 if (obj.nextSibling) {
643 obj.parentNode.insertBefore(sel, obj.nextSibling);
644 } else {
645 obj.parentNode.appendChild(sel);
646 }
647
648 var dt = obj.getAttribute('cbi_datatype');
649 var op = obj.getAttribute('cbi_optional');
650
651 if (dt)
652 cbi_validate_field(sel, op == 'true', dt);
653
654 if (!values[obj.value]) {
655 if (obj.value == "") {
656 var optdef = document.createElement("option");
657 optdef.value = "";
658 optdef.appendChild(document.createTextNode(typeof(def) === 'string' ? def : cbi_strings.label.choose));
659 sel.appendChild(optdef);
660 } else {
661 var opt = document.createElement("option");
662 opt.value = obj.value;
663 opt.selected = "selected";
664 opt.appendChild(document.createTextNode(obj.value));
665 sel.appendChild(opt);
666 }
667 }
668
669 for (var i in values) {
670 var opt = document.createElement("option");
671 opt.value = i;
672
673 if (obj.value == i) {
674 opt.selected = "selected";
675 }
676
677 opt.appendChild(document.createTextNode(values[i]));
678 sel.appendChild(opt);
679 }
680
681 var optman = document.createElement("option");
682 optman.value = "";
683 optman.appendChild(document.createTextNode(typeof(man) === 'string' ? man : cbi_strings.label.custom));
684 sel.appendChild(optman);
685
686 obj.style.display = "none";
687
688 cbi_bind(sel, "change", function() {
689 if (sel.selectedIndex == sel.options.length - 1) {
690 obj.style.display = "inline";
691 sel.blur();
692 sel.parentNode.removeChild(sel);
693 obj.focus();
694 } else {
695 obj.value = sel.options[sel.selectedIndex].value;
696 }
697
698 try {
699 cbi_d_update();
700 } catch (e) {
701 //Do nothing
702 }
703 })
704
705 // Retrigger validation in select
706 if (focus) {
707 sel.focus();
708 sel.blur();
709 }
710 }
711
712 function cbi_combobox_init(id, values, def, man) {
713 var obj = (typeof(id) === 'string') ? document.getElementById(id) : id;
714 cbi_bind(obj, "blur", function() {
715 cbi_combobox(obj.id, values, def, man, true);
716 });
717 cbi_combobox(obj.id, values, def, man, false);
718 }
719
720 function cbi_filebrowser(id, defpath) {
721 var field = document.getElementById(id);
722 var browser = window.open(
723 cbi_strings.path.browser + ( field.value || defpath || '' ) + '?field=' + id,
724 "luci_filebrowser", "width=300,height=400,left=100,top=200,scrollbars=yes"
725 );
726
727 browser.focus();
728 }
729
730 function cbi_browser_init(id, defpath)
731 {
732 function cbi_browser_btnclick(e) {
733 cbi_filebrowser(id, defpath);
734 return false;
735 }
736
737 var field = document.getElementById(id);
738
739 var btn = document.createElement('img');
740 btn.className = 'cbi-image-button';
741 btn.src = cbi_strings.path.resource + '/cbi/folder.gif';
742 field.parentNode.insertBefore(btn, field.nextSibling);
743
744 cbi_bind(btn, 'click', cbi_browser_btnclick);
745 }
746
747 function cbi_dynlist_init(parent, datatype, optional, choices)
748 {
749 var prefix = parent.getAttribute('data-prefix');
750 var holder = parent.getAttribute('data-placeholder');
751
752 var values;
753
754 function cbi_dynlist_redraw(focus, add, del)
755 {
756 values = [ ];
757
758 while (parent.firstChild)
759 {
760 var n = parent.firstChild;
761 var i = +n.index;
762
763 if (i != del)
764 {
765 if (n.nodeName.toLowerCase() == 'input')
766 values.push(n.value || '');
767 else if (n.nodeName.toLowerCase() == 'select')
768 values[values.length-1] = n.options[n.selectedIndex].value;
769 }
770
771 parent.removeChild(n);
772 }
773
774 if (add >= 0)
775 {
776 focus = add+1;
777 values.splice(focus, 0, '');
778 }
779 else if (values.length == 0)
780 {
781 focus = 0;
782 values.push('');
783 }
784
785 for (var i = 0; i < values.length; i++)
786 {
787 var t = document.createElement('input');
788 t.id = prefix + '.' + (i+1);
789 t.name = prefix;
790 t.value = values[i];
791 t.type = 'text';
792 t.index = i;
793 t.className = 'cbi-input-text';
794
795 if (i == 0 && holder)
796 {
797 t.placeholder = holder;
798 }
799
800 var b = document.createElement('img');
801 b.src = cbi_strings.path.resource + ((i+1) < values.length ? '/cbi/remove.gif' : '/cbi/add.gif');
802 b.className = 'cbi-image-button';
803
804 parent.appendChild(t);
805 parent.appendChild(b);
806 if (datatype == 'file')
807 {
808 cbi_browser_init(t.id, parent.getAttribute('data-browser-path'));
809 }
810
811 parent.appendChild(document.createElement('br'));
812
813 if (datatype)
814 {
815 cbi_validate_field(t.id, ((i+1) == values.length) || optional, datatype);
816 }
817
818 if (choices)
819 {
820 cbi_combobox_init(t.id, choices, '', cbi_strings.label.custom);
821 b.index = i;
822
823 cbi_bind(b, 'keydown', cbi_dynlist_keydown);
824 cbi_bind(b, 'keypress', cbi_dynlist_keypress);
825
826 if (i == focus || -i == focus)
827 b.focus();
828 }
829 else
830 {
831 cbi_bind(t, 'keydown', cbi_dynlist_keydown);
832 cbi_bind(t, 'keypress', cbi_dynlist_keypress);
833
834 if (i == focus)
835 {
836 t.focus();
837 }
838 else if (-i == focus)
839 {
840 t.focus();
841
842 /* force cursor to end */
843 var v = t.value;
844 t.value = ' '
845 t.value = v;
846 }
847 }
848
849 cbi_bind(b, 'click', cbi_dynlist_btnclick);
850 }
851 }
852
853 function cbi_dynlist_keypress(ev)
854 {
855 ev = ev ? ev : window.event;
856
857 var se = ev.target ? ev.target : ev.srcElement;
858
859 if (se.nodeType == 3)
860 se = se.parentNode;
861
862 switch (ev.keyCode)
863 {
864 /* backspace, delete */
865 case 8:
866 case 46:
867 if (se.value.length == 0)
868 {
869 if (ev.preventDefault)
870 ev.preventDefault();
871
872 return false;
873 }
874
875 return true;
876
877 /* enter, arrow up, arrow down */
878 case 13:
879 case 38:
880 case 40:
881 if (ev.preventDefault)
882 ev.preventDefault();
883
884 return false;
885 }
886
887 return true;
888 }
889
890 function cbi_dynlist_keydown(ev)
891 {
892 ev = ev ? ev : window.event;
893
894 var se = ev.target ? ev.target : ev.srcElement;
895
896 if (se.nodeType == 3)
897 se = se.parentNode;
898
899 var prev = se.previousSibling;
900 while (prev && prev.name != prefix)
901 prev = prev.previousSibling;
902
903 var next = se.nextSibling;
904 while (next && next.name != prefix)
905 next = next.nextSibling;
906
907 /* advance one further in combobox case */
908 if (next && next.nextSibling.name == prefix)
909 next = next.nextSibling;
910
911 switch (ev.keyCode)
912 {
913 /* backspace, delete */
914 case 8:
915 case 46:
916 var del = (se.nodeName.toLowerCase() == 'select')
917 ? true : (se.value.length == 0);
918
919 if (del)
920 {
921 if (ev.preventDefault)
922 ev.preventDefault();
923
924 var focus = se.index;
925 if (ev.keyCode == 8)
926 focus = -focus+1;
927
928 cbi_dynlist_redraw(focus, -1, se.index);
929
930 return false;
931 }
932
933 break;
934
935 /* enter */
936 case 13:
937 cbi_dynlist_redraw(-1, se.index, -1);
938 break;
939
940 /* arrow up */
941 case 38:
942 if (prev)
943 prev.focus();
944
945 break;
946
947 /* arrow down */
948 case 40:
949 if (next)
950 next.focus();
951
952 break;
953 }
954
955 return true;
956 }
957
958 function cbi_dynlist_btnclick(ev)
959 {
960 ev = ev ? ev : window.event;
961
962 var se = ev.target ? ev.target : ev.srcElement;
963 var input = se.previousSibling;
964 while (input && input.name != prefix) {
965 input = input.previousSibling;
966 }
967
968 if (se.src.indexOf('remove') > -1)
969 {
970 input.value = '';
971
972 cbi_dynlist_keydown({
973 target: input,
974 keyCode: 8
975 });
976 }
977 else
978 {
979 cbi_dynlist_keydown({
980 target: input,
981 keyCode: 13
982 });
983 }
984
985 return false;
986 }
987
988 cbi_dynlist_redraw(NaN, -1, -1);
989 }
990
991
992 function cbi_t_add(section, tab) {
993 var t = document.getElementById('tab.' + section + '.' + tab);
994 var c = document.getElementById('container.' + section + '.' + tab);
995
996 if( t && c ) {
997 cbi_t[section] = (cbi_t[section] || [ ]);
998 cbi_t[section][tab] = { 'tab': t, 'container': c, 'cid': c.id };
999 }
1000 }
1001
1002 function cbi_t_switch(section, tab) {
1003 if( cbi_t[section] && cbi_t[section][tab] ) {
1004 var o = cbi_t[section][tab];
1005 var h = document.getElementById('tab.' + section);
1006 for( var tid in cbi_t[section] ) {
1007 var o2 = cbi_t[section][tid];
1008 if( o.tab.id != o2.tab.id ) {
1009 o2.tab.className = o2.tab.className.replace(/(^| )cbi-tab( |$)/, " cbi-tab-disabled ");
1010 o2.container.style.display = 'none';
1011 }
1012 else {
1013 if(h) h.value = tab;
1014 o2.tab.className = o2.tab.className.replace(/(^| )cbi-tab-disabled( |$)/, " cbi-tab ");
1015 o2.container.style.display = 'block';
1016 }
1017 }
1018 }
1019 return false
1020 }
1021
1022 function cbi_t_update() {
1023 var hl_tabs = [ ];
1024 var updated = false;
1025
1026 for( var sid in cbi_t )
1027 for( var tid in cbi_t[sid] )
1028 {
1029 var t = cbi_t[sid][tid].tab;
1030 var c = cbi_t[sid][tid].container;
1031
1032 if (!c.firstElementChild) {
1033 t.style.display = 'none';
1034 }
1035 else if (t.style.display == 'none') {
1036 t.style.display = '';
1037 t.className += ' cbi-tab-highlighted';
1038 hl_tabs.push(t);
1039 }
1040
1041 cbi_tag_last(c);
1042 updated = true;
1043 }
1044
1045 if (hl_tabs.length > 0)
1046 window.setTimeout(function() {
1047 for( var i = 0; i < hl_tabs.length; i++ )
1048 hl_tabs[i].className = hl_tabs[i].className.replace(/ cbi-tab-highlighted/g, '');
1049 }, 750);
1050
1051 return updated;
1052 }
1053
1054
1055 function cbi_validate_form(form, errmsg)
1056 {
1057 /* if triggered by a section removal or addition, don't validate */
1058 if( form.cbi_state == 'add-section' || form.cbi_state == 'del-section' )
1059 return true;
1060
1061 if( form.cbi_validators )
1062 {
1063 for( var i = 0; i < form.cbi_validators.length; i++ )
1064 {
1065 var validator = form.cbi_validators[i];
1066 if( !validator() && errmsg )
1067 {
1068 alert(errmsg);
1069 return false;
1070 }
1071 }
1072 }
1073
1074 return true;
1075 }
1076
1077 function cbi_validate_reset(form)
1078 {
1079 window.setTimeout(
1080 function() { cbi_validate_form(form, null) }, 100
1081 );
1082
1083 return true;
1084 }
1085
1086 function cbi_validate_compile(code)
1087 {
1088 var pos = 0;
1089 var esc = false;
1090 var depth = 0;
1091 var stack = [ ];
1092
1093 code += ',';
1094
1095 for (var i = 0; i < code.length; i++)
1096 {
1097 if (esc)
1098 {
1099 esc = false;
1100 continue;
1101 }
1102
1103 switch (code.charCodeAt(i))
1104 {
1105 case 92:
1106 esc = true;
1107 break;
1108
1109 case 40:
1110 case 44:
1111 if (depth <= 0)
1112 {
1113 if (pos < i)
1114 {
1115 var label = code.substring(pos, i);
1116 label = label.replace(/\\(.)/g, '$1');
1117 label = label.replace(/^[ \t]+/g, '');
1118 label = label.replace(/[ \t]+$/g, '');
1119
1120 if (label && !isNaN(label))
1121 {
1122 stack.push(parseFloat(label));
1123 }
1124 else if (label.match(/^(['"]).*\1$/))
1125 {
1126 stack.push(label.replace(/^(['"])(.*)\1$/, '$2'));
1127 }
1128 else if (typeof cbi_validators[label] == 'function')
1129 {
1130 stack.push(cbi_validators[label]);
1131 stack.push(null);
1132 }
1133 else
1134 {
1135 throw "Syntax error, unhandled token '"+label+"'";
1136 }
1137 }
1138 pos = i+1;
1139 }
1140 depth += (code.charCodeAt(i) == 40);
1141 break;
1142
1143 case 41:
1144 if (--depth <= 0)
1145 {
1146 if (typeof stack[stack.length-2] != 'function')
1147 throw "Syntax error, argument list follows non-function";
1148
1149 stack[stack.length-1] =
1150 arguments.callee(code.substring(pos, i));
1151
1152 pos = i+1;
1153 }
1154 break;
1155 }
1156 }
1157
1158 return stack;
1159 }
1160
1161 function cbi_validate_field(cbid, optional, type)
1162 {
1163 var field = (typeof cbid == "string") ? document.getElementById(cbid) : cbid;
1164 var vstack; try { vstack = cbi_validate_compile(type); } catch(e) { };
1165
1166 if (field && vstack && typeof vstack[0] == "function")
1167 {
1168 var validator = function()
1169 {
1170 // is not detached
1171 if( field.form )
1172 {
1173 field.className = field.className.replace(/ cbi-input-invalid/g, '');
1174
1175 // validate value
1176 var value = (field.options && field.options.selectedIndex > -1)
1177 ? field.options[field.options.selectedIndex].value : field.value;
1178
1179 if (!(((value.length == 0) && optional) || vstack[0].apply(value, vstack[1])))
1180 {
1181 // invalid
1182 field.className += ' cbi-input-invalid';
1183 return false;
1184 }
1185 }
1186
1187 return true;
1188 };
1189
1190 if( ! field.form.cbi_validators )
1191 field.form.cbi_validators = [ ];
1192
1193 field.form.cbi_validators.push(validator);
1194
1195 cbi_bind(field, "blur", validator);
1196 cbi_bind(field, "keyup", validator);
1197
1198 if (field.nodeName == 'SELECT')
1199 {
1200 cbi_bind(field, "change", validator);
1201 cbi_bind(field, "click", validator);
1202 }
1203
1204 field.setAttribute("cbi_validate", validator);
1205 field.setAttribute("cbi_datatype", type);
1206 field.setAttribute("cbi_optional", (!!optional).toString());
1207
1208 validator();
1209
1210 var fcbox = document.getElementById('cbi.combobox.' + field.id);
1211 if (fcbox)
1212 cbi_validate_field(fcbox, optional, type);
1213 }
1214 }
1215
1216 function cbi_row_swap(elem, up, store)
1217 {
1218 var tr = elem.parentNode;
1219 while (tr && tr.nodeName.toLowerCase() != 'tr')
1220 tr = tr.parentNode;
1221
1222 if (!tr)
1223 return false;
1224
1225 var table = tr.parentNode;
1226 while (table && table.nodeName.toLowerCase() != 'table')
1227 table = table.parentNode;
1228
1229 if (!table)
1230 return false;
1231
1232 var s = up ? 3 : 2;
1233 var e = up ? table.rows.length : table.rows.length - 1;
1234
1235 for (var idx = s; idx < e; idx++)
1236 {
1237 if (table.rows[idx] == tr)
1238 {
1239 if (up)
1240 tr.parentNode.insertBefore(table.rows[idx], table.rows[idx-1]);
1241 else
1242 tr.parentNode.insertBefore(table.rows[idx+1], table.rows[idx]);
1243
1244 break;
1245 }
1246 }
1247
1248 var ids = [ ];
1249 for (idx = 2; idx < table.rows.length; idx++)
1250 {
1251 table.rows[idx].className = table.rows[idx].className.replace(
1252 /cbi-rowstyle-[12]/, 'cbi-rowstyle-' + (1 + (idx % 2))
1253 );
1254
1255 if (table.rows[idx].id && table.rows[idx].id.match(/-([^\-]+)$/) )
1256 ids.push(RegExp.$1);
1257 }
1258
1259 var input = document.getElementById(store);
1260 if (input)
1261 input.value = ids.join(' ');
1262
1263 return false;
1264 }
1265
1266 function cbi_tag_last(container)
1267 {
1268 var last;
1269
1270 for (var i = 0; i < container.childNodes.length; i++)
1271 {
1272 var c = container.childNodes[i];
1273 if (c.nodeType == 1 && c.nodeName.toLowerCase() == 'div')
1274 {
1275 c.className = c.className.replace(/ cbi-value-last$/, '');
1276 last = c;
1277 }
1278 }
1279
1280 if (last)
1281 {
1282 last.className += ' cbi-value-last';
1283 }
1284 }
1285
1286 String.prototype.serialize = function()
1287 {
1288 var o = this;
1289 switch(typeof(o))
1290 {
1291 case 'object':
1292 // null
1293 if( o == null )
1294 {
1295 return 'null';
1296 }
1297
1298 // array
1299 else if( o.length )
1300 {
1301 var i, s = '';
1302
1303 for( var i = 0; i < o.length; i++ )
1304 s += (s ? ', ' : '') + String.serialize(o[i]);
1305
1306 return '[ ' + s + ' ]';
1307 }
1308
1309 // object
1310 else
1311 {
1312 var k, s = '';
1313
1314 for( k in o )
1315 s += (s ? ', ' : '') + k + ': ' + String.serialize(o[k]);
1316
1317 return '{ ' + s + ' }';
1318 }
1319
1320 break;
1321
1322 case 'string':
1323 // complex string
1324 if( o.match(/[^a-zA-Z0-9_,.: -]/) )
1325 return 'decodeURIComponent("' + encodeURIComponent(o) + '")';
1326
1327 // simple string
1328 else
1329 return '"' + o + '"';
1330
1331 break;
1332
1333 default:
1334 return o.toString();
1335 }
1336 }
1337
1338 String.prototype.format = function()
1339 {
1340 if (!RegExp)
1341 return;
1342
1343 var html_esc = [/&/g, '&#38;', /"/g, '&#34;', /'/g, '&#39;', /</g, '&#60;', />/g, '&#62;'];
1344 var quot_esc = [/"/g, '&#34;', /'/g, '&#39;'];
1345
1346 function esc(s, r) {
1347 if (typeof(s) !== 'string' && !(s instanceof String))
1348 return '';
1349
1350 for( var i = 0; i < r.length; i += 2 )
1351 s = s.replace(r[i], r[i+1]);
1352 return s;
1353 }
1354
1355 var str = this;
1356 var out = '';
1357 var re = /^(([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X|q|h|j|t|m))/;
1358 var a = b = [], numSubstitutions = 0, numMatches = 0;
1359
1360 while (a = re.exec(str))
1361 {
1362 var m = a[1];
1363 var leftpart = a[2], pPad = a[3], pJustify = a[4], pMinLength = a[5];
1364 var pPrecision = a[6], pType = a[7];
1365
1366 numMatches++;
1367
1368 if (pType == '%')
1369 {
1370 subst = '%';
1371 }
1372 else
1373 {
1374 if (numSubstitutions < arguments.length)
1375 {
1376 var param = arguments[numSubstitutions++];
1377
1378 var pad = '';
1379 if (pPad && pPad.substr(0,1) == "'")
1380 pad = leftpart.substr(1,1);
1381 else if (pPad)
1382 pad = pPad;
1383 else
1384 pad = ' ';
1385
1386 var justifyRight = true;
1387 if (pJustify && pJustify === "-")
1388 justifyRight = false;
1389
1390 var minLength = -1;
1391 if (pMinLength)
1392 minLength = +pMinLength;
1393
1394 var precision = -1;
1395 if (pPrecision && pType == 'f')
1396 precision = +pPrecision.substring(1);
1397
1398 var subst = param;
1399
1400 switch(pType)
1401 {
1402 case 'b':
1403 subst = (+param || 0).toString(2);
1404 break;
1405
1406 case 'c':
1407 subst = String.fromCharCode(+param || 0);
1408 break;
1409
1410 case 'd':
1411 subst = ~~(+param || 0);
1412 break;
1413
1414 case 'u':
1415 subst = ~~Math.abs(+param || 0);
1416 break;
1417
1418 case 'f':
1419 subst = (precision > -1)
1420 ? ((+param || 0.0)).toFixed(precision)
1421 : (+param || 0.0);
1422 break;
1423
1424 case 'o':
1425 subst = (+param || 0).toString(8);
1426 break;
1427
1428 case 's':
1429 subst = param;
1430 break;
1431
1432 case 'x':
1433 subst = ('' + (+param || 0).toString(16)).toLowerCase();
1434 break;
1435
1436 case 'X':
1437 subst = ('' + (+param || 0).toString(16)).toUpperCase();
1438 break;
1439
1440 case 'h':
1441 subst = esc(param, html_esc);
1442 break;
1443
1444 case 'q':
1445 subst = esc(param, quot_esc);
1446 break;
1447
1448 case 'j':
1449 subst = String.serialize(param);
1450 break;
1451
1452 case 't':
1453 var td = 0;
1454 var th = 0;
1455 var tm = 0;
1456 var ts = (param || 0);
1457
1458 if (ts > 60) {
1459 tm = Math.floor(ts / 60);
1460 ts = (ts % 60);
1461 }
1462
1463 if (tm > 60) {
1464 th = Math.floor(tm / 60);
1465 tm = (tm % 60);
1466 }
1467
1468 if (th > 24) {
1469 td = Math.floor(th / 24);
1470 th = (th % 24);
1471 }
1472
1473 subst = (td > 0)
1474 ? String.format('%dd %dh %dm %ds', td, th, tm, ts)
1475 : String.format('%dh %dm %ds', th, tm, ts);
1476
1477 break;
1478
1479 case 'm':
1480 var mf = pMinLength ? +pMinLength : 1000;
1481 var pr = pPrecision ? ~~(10 * +('0' + pPrecision)) : 2;
1482
1483 var i = 0;
1484 var val = (+param || 0);
1485 var units = [ ' ', ' K', ' M', ' G', ' T', ' P', ' E' ];
1486
1487 for (i = 0; (i < units.length) && (val > mf); i++)
1488 val /= mf;
1489
1490 subst = (i ? val.toFixed(pr) : val) + units[i];
1491 pMinLength = null;
1492 break;
1493 }
1494 }
1495 }
1496
1497 if (pMinLength) {
1498 subst = subst.toString();
1499 for (var i = subst.length; i < pMinLength; i++)
1500 if (pJustify == '-')
1501 subst = subst + ' ';
1502 else
1503 subst = pad + subst;
1504 }
1505
1506 out += leftpart + subst;
1507 str = str.substr(m.length);
1508 }
1509
1510 return out + str;
1511 }
1512
1513 String.prototype.nobr = function()
1514 {
1515 return this.replace(/[\s\n]+/g, '&#160;');
1516 }
1517
1518 String.serialize = function()
1519 {
1520 var a = [ ];
1521 for (var i = 1; i < arguments.length; i++)
1522 a.push(arguments[i]);
1523 return ''.serialize.apply(arguments[0], a);
1524 }
1525
1526 String.format = function()
1527 {
1528 var a = [ ];
1529 for (var i = 1; i < arguments.length; i++)
1530 a.push(arguments[i]);
1531 return ''.format.apply(arguments[0], a);
1532 }
1533
1534 String.nobr = function()
1535 {
1536 var a = [ ];
1537 for (var i = 1; i < arguments.length; i++)
1538 a.push(arguments[i]);
1539 return ''.nobr.apply(arguments[0], a);
1540 }
Lua Configuration Interface (mirror)