1 (function(window, document, undefined) {
4 /* Object.assign polyfill for IE */
5 if (typeof Object.assign !== 'function') {
6 Object.defineProperty(Object, 'assign', {
7 value: function assign(target, varArgs) {
9 throw new TypeError('Cannot convert undefined or null to object');
11 var to = Object(target);
13 for (var index = 1; index < arguments.length; index++)
14 if (arguments[index] != null)
15 for (var nextKey in arguments[index])
16 if (Object.prototype.hasOwnProperty.call(arguments[index], nextKey))
17 to[nextKey] = arguments[index][nextKey];
26 /* Promise.finally polyfill */
27 if (typeof Promise.prototype.finally !== 'function') {
28 Promise.prototype.finally = function(fn) {
29 var onFinally = function(cb) {
30 return Promise.resolve(fn.call(this)).then(cb);
34 function(result) { return onFinally.call(this, function() { return result }) },
35 function(reason) { return onFinally.call(this, function() { return Promise.reject(reason) }) }
41 * Class declaration and inheritance helper
44 var toCamelCase = function(s) {
45 return s.replace(/(?:^|[\. -])(.)/g, function(m0, m1) { return m1.toUpperCase() });
48 var superContext = null, Class = Object.assign(function() {}, {
49 extend: function(properties) {
51 __base__: { value: this.prototype },
52 __name__: { value: properties.__name__ || 'anonymous' }
55 var ClassConstructor = function() {
56 if (!(this instanceof ClassConstructor))
57 throw new TypeError('Constructor must not be called without "new"');
59 if (Object.getPrototypeOf(this).hasOwnProperty('__init__')) {
60 if (typeof(this.__init__) != 'function')
61 throw new TypeError('Class __init__ member is not a function');
63 this.__init__.apply(this, arguments)
66 this.super('__init__', arguments);
70 for (var key in properties)
71 if (!props[key] && properties.hasOwnProperty(key))
72 props[key] = { value: properties[key], writable: true };
74 ClassConstructor.prototype = Object.create(this.prototype, props);
75 ClassConstructor.prototype.constructor = ClassConstructor;
76 Object.assign(ClassConstructor, this);
77 ClassConstructor.displayName = toCamelCase(props.__name__.value + 'Class');
79 return ClassConstructor;
82 singleton: function(properties /*, ... */) {
83 return Class.extend(properties)
84 .instantiate(Class.prototype.varargs(arguments, 1));
87 instantiate: function(args) {
88 return new (Function.prototype.bind.apply(this,
89 Class.prototype.varargs(args, 0, null)))();
92 call: function(self, method) {
93 if (typeof(this.prototype[method]) != 'function')
94 throw new ReferenceError(method + ' is not defined in class');
96 return this.prototype[method].apply(self, self.varargs(arguments, 1));
99 isSubclass: function(_class) {
100 return (_class != null &&
101 typeof(_class) == 'function' &&
102 _class.prototype instanceof this);
106 varargs: function(args, offset /*, ... */) {
107 return Array.prototype.slice.call(arguments, 2)
108 .concat(Array.prototype.slice.call(args, offset));
111 super: function(key, callArgs) {
112 for (superContext = Object.getPrototypeOf(superContext ||
113 Object.getPrototypeOf(this));
114 superContext && !superContext.hasOwnProperty(key);
115 superContext = Object.getPrototypeOf(superContext)) { }
120 var res = superContext[key];
122 if (arguments.length > 1) {
123 if (typeof(res) != 'function')
124 throw new ReferenceError(key + ' is not a function in base class');
126 if (typeof(callArgs) != 'object')
127 callArgs = this.varargs(arguments, 1);
129 res = res.apply(this, callArgs);
137 toString: function() {
138 var s = '[' + this.constructor.displayName + ']', f = true;
139 for (var k in this) {
140 if (this.hasOwnProperty(k)) {
141 s += (f ? ' {\n' : '') + ' ' + k + ': ' + typeof(this[k]) + '\n';
145 return s + (f ? '' : '}');
152 * HTTP Request helper
155 var Headers = Class.extend({
156 __name__: 'LuCI.XHR.Headers',
157 __init__: function(xhr) {
158 var hdrs = this.headers = {};
159 xhr.getAllResponseHeaders().split(/\r\n/).forEach(function(line) {
160 var m = /^([^:]+):(.*)$/.exec(line);
162 hdrs[m[1].trim().toLowerCase()] = m[2].trim();
166 has: function(name) {
167 return this.headers.hasOwnProperty(String(name).toLowerCase());
170 get: function(name) {
171 var key = String(name).toLowerCase();
172 return this.headers.hasOwnProperty(key) ? this.headers[key] : null;
176 var Response = Class.extend({
177 __name__: 'LuCI.XHR.Response',
178 __init__: function(xhr, url, duration, headers, content) {
179 this.ok = (xhr.status >= 200 && xhr.status <= 299);
180 this.status = xhr.status;
181 this.statusText = xhr.statusText;
182 this.headers = (headers != null) ? headers : new Headers(xhr);
183 this.duration = duration;
187 if (content != null && typeof(content) == 'object') {
188 this.responseJSON = content;
189 this.responseText = null;
191 else if (content != null) {
192 this.responseJSON = null;
193 this.responseText = String(content);
196 this.responseJSON = null;
197 this.responseText = xhr.responseText;
201 clone: function(content) {
202 var copy = new Response(this.xhr, this.url, this.duration, this.headers, content);
205 copy.status = this.status;
206 copy.statusText = this.statusText;
212 if (this.responseJSON == null)
213 this.responseJSON = JSON.parse(this.responseText);
215 return this.responseJSON;
219 if (this.responseText == null && this.responseJSON != null)
220 this.responseText = JSON.stringify(this.responseJSON);
222 return this.responseText;
227 var requestQueue = [];
229 function isQueueableRequest(opt) {
233 if (opt.method != 'POST' || typeof(opt.content) != 'object')
236 if (opt.nobatch === true)
239 var rpcBaseURL = Request.expandURL(classes.rpc.getBaseURL());
241 return (rpcBaseURL != null && opt.url.indexOf(rpcBaseURL) == 0);
244 function flushRequestQueue() {
245 if (!requestQueue.length)
248 var reqopt = Object.assign({}, requestQueue[0][0], { content: [], nobatch: true }),
251 for (var i = 0; i < requestQueue.length; i++) {
252 batch[i] = requestQueue[i];
253 reqopt.content[i] = batch[i][0].content;
256 requestQueue.length = 0;
258 Request.request(rpcBaseURL, reqopt).then(function(reply) {
259 var json = null, req = null;
261 try { json = reply.json() }
264 while ((req = batch.shift()) != null)
265 if (Array.isArray(json) && json.length)
266 req[2].call(reqopt, reply.clone(json.shift()));
268 req[1].call(reqopt, new Error('No related RPC reply'));
269 }).catch(function(error) {
272 while ((req = batch.shift()) != null)
273 req[1].call(reqopt, error);
277 var Request = Class.singleton({
278 __name__: 'LuCI.Request',
282 expandURL: function(url) {
283 if (!/^(?:[^/]+:)?\/\//.test(url))
284 url = location.protocol + '//' + location.host + url;
289 request: function(target, options) {
290 var state = { xhr: new XMLHttpRequest(), url: this.expandURL(target), start: Date.now() },
291 opt = Object.assign({}, options, state),
294 callback = this.handleReadyStateChange;
296 return new Promise(function(resolveFn, rejectFn) {
297 opt.xhr.onreadystatechange = callback.bind(opt, resolveFn, rejectFn);
298 opt.method = String(opt.method || 'GET').toUpperCase();
300 if ('query' in opt) {
301 var q = (opt.query != null) ? Object.keys(opt.query).map(function(k) {
302 if (opt.query[k] != null) {
303 var v = (typeof(opt.query[k]) == 'object')
304 ? JSON.stringify(opt.query[k])
305 : String(opt.query[k]);
307 return '%s=%s'.format(encodeURIComponent(k), encodeURIComponent(v));
310 return encodeURIComponent(k);
315 switch (opt.method) {
319 opt.url += ((/\?/).test(opt.url) ? '&' : '?') + q;
323 if (content == null) {
325 contenttype = 'application/x-www-form-urlencoded';
332 opt.url += ((/\?/).test(opt.url) ? '&' : '?') + (new Date()).getTime();
334 if (isQueueableRequest(opt)) {
335 requestQueue.push([opt, rejectFn, resolveFn]);
336 requestAnimationFrame(flushRequestQueue);
340 if ('username' in opt && 'password' in opt)
341 opt.xhr.open(opt.method, opt.url, true, opt.username, opt.password);
343 opt.xhr.open(opt.method, opt.url, true);
345 opt.xhr.responseType = 'text';
347 if ('overrideMimeType' in opt.xhr)
348 opt.xhr.overrideMimeType('application/octet-stream');
350 if ('timeout' in opt)
351 opt.xhr.timeout = +opt.timeout;
353 if ('credentials' in opt)
354 opt.xhr.withCredentials = !!opt.credentials;
356 if (opt.content != null) {
357 switch (typeof(opt.content)) {
359 content = opt.content(xhr);
363 if (!(opt.content instanceof FormData)) {
364 content = JSON.stringify(opt.content);
365 contenttype = 'application/json';
368 content = opt.content;
373 content = String(opt.content);
377 if ('headers' in opt)
378 for (var header in opt.headers)
379 if (opt.headers.hasOwnProperty(header)) {
380 if (header.toLowerCase() != 'content-type')
381 opt.xhr.setRequestHeader(header, opt.headers[header]);
383 contenttype = opt.headers[header];
386 if ('progress' in opt && 'upload' in opt.xhr)
387 opt.xhr.upload.addEventListener('progress', opt.progress);
389 if (contenttype != null)
390 opt.xhr.setRequestHeader('Content-Type', contenttype);
393 opt.xhr.send(content);
396 rejectFn.call(opt, e);
401 handleReadyStateChange: function(resolveFn, rejectFn, ev) {
404 if (xhr.readyState !== 4)
407 if (xhr.status === 0 && xhr.statusText === '') {
408 rejectFn.call(this, new Error('XHR request aborted by browser'));
411 var response = new Response(
412 xhr, xhr.responseURL || this.url, Date.now() - this.start);
414 Promise.all(Request.interceptors.map(function(fn) { return fn(response) }))
415 .then(resolveFn.bind(this, response))
416 .catch(rejectFn.bind(this));
420 get: function(url, options) {
421 return this.request(url, Object.assign({ method: 'GET' }, options));
424 post: function(url, data, options) {
425 return this.request(url, Object.assign({ method: 'POST', content: data }, options));
428 addInterceptor: function(interceptorFn) {
429 if (typeof(interceptorFn) == 'function')
430 this.interceptors.push(interceptorFn);
431 return interceptorFn;
434 removeInterceptor: function(interceptorFn) {
435 var oldlen = this.interceptors.length, i = oldlen;
437 if (this.interceptors[i] === interceptorFn)
438 this.interceptors.splice(i, 1);
439 return (this.interceptors.length < oldlen);
443 add: function(interval, url, options, callback) {
444 if (isNaN(interval) || interval <= 0)
445 throw new TypeError('Invalid poll interval');
447 var ival = interval >>> 0,
448 opts = Object.assign({}, options, { timeout: ival * 1000 - 5 });
450 return Poll.add(function() {
451 return Request.request(url, options).then(function(res) {
456 callback(res, res.json(), res.duration);
459 callback(res, null, res.duration);
465 remove: function(entry) { return Poll.remove(entry) },
466 start: function() { return Poll.start() },
467 stop: function() { return Poll.stop() },
468 active: function() { return Poll.active() }
472 var Poll = Class.singleton({
473 __name__: 'LuCI.Poll',
477 add: function(fn, interval) {
478 if (interval == null || interval <= 0)
479 interval = window.L ? window.L.env.pollinterval : null;
481 if (isNaN(interval) || typeof(fn) != 'function')
482 throw new TypeError('Invalid argument to LuCI.Poll.add()');
484 for (var i = 0; i < this.queue.length; i++)
485 if (this.queue[i].fn === fn)
496 if (this.tick != null && !this.active())
502 remove: function(fn) {
503 if (typeof(fn) != 'function')
504 throw new TypeError('Invalid argument to LuCI.Poll.remove()');
506 var len = this.queue.length;
508 for (var i = len; i > 0; i--)
509 if (this.queue[i-1].fn === fn)
510 this.queue.splice(i-1, 1);
512 if (!this.queue.length && this.stop())
515 return (this.queue.length != len);
524 if (this.queue.length) {
525 this.timer = window.setInterval(this.step, 1000);
527 document.dispatchEvent(new CustomEvent('poll-start'));
537 document.dispatchEvent(new CustomEvent('poll-stop'));
538 window.clearInterval(this.timer);
545 for (var i = 0, e = null; (e = Poll.queue[i]) != null; i++) {
546 if ((Poll.tick % e.i) != 0)
554 Promise.resolve(e.fn()).finally((function() { this.r = true }).bind(e));
557 Poll.tick = (Poll.tick + 1) % Math.pow(2, 32);
561 return (this.timer != null);
566 var dummyElem = null,
568 originalCBIInit = null,
573 var LuCI = Class.extend({
575 __init__: function(env) {
577 document.querySelectorAll('script[src*="/luci.js"]').forEach(function(s) {
578 if (env.base_url == null || env.base_url == '') {
579 var m = (s.getAttribute('src') || '').match(/^(.*)\/luci\.js(?:\?v=([^?]+))?$/);
582 env.resource_version = m[2];
587 if (env.base_url == null)
588 this.error('InternalError', 'Cannot find url of luci.js');
590 Object.assign(this.env, env);
592 document.addEventListener('poll-start', function(ev) {
593 document.querySelectorAll('[id^="xhr_poll_status"]').forEach(function(e) {
594 e.style.display = (e.id == 'xhr_poll_status_off') ? 'none' : '';
598 document.addEventListener('poll-stop', function(ev) {
599 document.querySelectorAll('[id^="xhr_poll_status"]').forEach(function(e) {
600 e.style.display = (e.id == 'xhr_poll_status_on') ? 'none' : '';
604 var domReady = new Promise(function(resolveFn, rejectFn) {
605 document.addEventListener('DOMContentLoaded', resolveFn);
612 this.require('form'),
613 this.probeRPCBaseURL()
614 ]).then(this.setupDOM.bind(this)).catch(this.error);
616 originalCBIInit = window.cbi_init;
617 window.cbi_init = function() {};
620 raise: function(type, fmt /*, ...*/) {
622 msg = fmt ? String.prototype.format.apply(fmt, this.varargs(arguments, 2)) : null,
625 if (type instanceof Error) {
629 e.message = msg + ': ' + e.message;
632 try { throw new Error('stacktrace') }
633 catch (e2) { stack = (e2.stack || '').split(/\n/) }
635 e = new (window[type || 'Error'] || Error)(msg || 'Unspecified error');
636 e.name = type || 'Error';
639 stack = (stack || []).map(function(frame) {
640 frame = frame.replace(/(.*?)@(.+):(\d+):(\d+)/g, 'at $1 ($2:$3:$4)').trim();
641 return frame ? ' ' + frame : '';
644 if (!/^ at /.test(stack[0]))
647 if (/\braise /.test(stack[0]))
650 if (/\berror /.test(stack[0]))
654 e.message += '\n' + stack.join('\n');
656 if (window.console && console.debug)
662 error: function(type, fmt /*, ...*/) {
664 L.raise.apply(L, Array.prototype.slice.call(arguments));
669 L.ui.addNotification(e.name || _('Runtime error'),
670 E('pre', {}, e.message), 'danger');
672 L.dom.content(document.querySelector('#maincontent'),
673 E('pre', { 'class': 'alert-message error' }, e.message));
682 bind: function(fn, self /*, ... */) {
683 return Function.prototype.bind.apply(fn, this.varargs(arguments, 2, self));
687 require: function(name, from) {
688 var L = this, url = null, from = from || [];
690 /* Class already loaded */
691 if (classes[name] != null) {
692 /* Circular dependency */
693 if (from.indexOf(name) != -1)
694 L.raise('DependencyError',
695 'Circular dependency: class "%s" depends on "%s"',
696 name, from.join('" which depends on "'));
698 return classes[name];
701 url = '%s/%s.js%s'.format(L.env.base_url, name.replace(/\./g, '/'), (L.env.resource_version ? '?v=' + L.env.resource_version : ''));
702 from = [ name ].concat(from);
704 var compileClass = function(res) {
706 L.raise('NetworkError',
707 'HTTP error %d while loading class file "%s"', res.status, url);
709 var source = res.text(),
710 requirematch = /^require[ \t]+(\S+)(?:[ \t]+as[ \t]+([a-zA-Z_]\S*))?$/,
711 strictmatch = /^use[ \t]+strict$/,
715 /* find require statements in source */
716 for (var i = 0, off = -1, quote = -1, esc = false; i < source.length; i++) {
717 var chr = source.charCodeAt(i);
722 else if (chr == 92) {
725 else if (chr == quote) {
726 var s = source.substring(off, i),
727 m = requirematch.exec(s);
730 var dep = m[1], as = m[2] || dep.replace(/[^a-zA-Z0-9_]/g, '_');
731 depends.push(L.require(dep, from));
734 else if (!strictmatch.exec(s)) {
741 else if (quote == -1 && (chr == 34 || chr == 39)) {
747 /* load dependencies and instantiate class */
748 return Promise.all(depends).then(function(instances) {
749 var _factory, _class;
753 '(function(window, document, L%s) { %s })\n\n//# sourceURL=%s\n'
754 .format(args, source, res.url));
757 L.raise('SyntaxError', '%s\n in %s:%s',
758 error.message, res.url, error.lineNumber || '?');
761 _factory.displayName = toCamelCase(name + 'ClassFactory');
762 _class = _factory.apply(_factory, [window, document, L].concat(instances));
764 if (!Class.isSubclass(_class))
765 L.error('TypeError', '"%s" factory yields invalid constructor', name);
767 if (_class.displayName == 'AnonymousClass')
768 _class.displayName = toCamelCase(name + 'Class');
770 var ptr = Object.getPrototypeOf(L),
771 parts = name.split(/\./),
772 instance = new _class();
774 for (var i = 0; ptr && i < parts.length - 1; i++)
778 ptr[parts[i]] = instance;
780 classes[name] = instance;
786 /* Request class file */
787 classes[name] = Request.get(url, { cache: true }).then(compileClass);
789 return classes[name];
793 probeRPCBaseURL: function() {
794 if (rpcBaseURL == null) {
796 rpcBaseURL = window.sessionStorage.getItem('rpcBaseURL');
801 if (rpcBaseURL == null) {
802 var rpcFallbackURL = this.url('admin/ubus');
804 rpcBaseURL = Request.get('/ubus/').then(function(res) {
805 return (rpcBaseURL = (res.status == 400) ? '/ubus/' : rpcFallbackURL);
807 return (rpcBaseURL = rpcFallbackURL);
808 }).then(function(url) {
810 window.sessionStorage.setItem('rpcBaseURL', url);
818 return Promise.resolve(rpcBaseURL);
821 probeSystemFeatures: function() {
822 if (sysFeatures == null) {
824 sysFeatures = JSON.parse(window.sessionStorage.getItem('sysFeatures'));
829 if (!this.isObject(sysFeatures)) {
830 sysFeatures = classes.rpc.declare({
832 method: 'getFeatures',
834 })().then(function(features) {
836 window.sessionStorage.setItem('sysFeatures', JSON.stringify(features));
840 sysFeatures = features;
846 return Promise.resolve(sysFeatures);
849 hasSystemFeature: function() {
850 var ft = sysFeatures[arguments[0]];
852 if (arguments.length == 2)
853 return this.isObject(ft) ? ft[arguments[1]] : null;
855 return (ft != null && ft != false);
858 notifySessionExpiry: function() {
861 L.ui.showModal(_('Session expired'), [
862 E('div', { class: 'alert-message warning' },
863 _('A new login is required since the authentication session expired.')),
864 E('div', { class: 'right' },
866 class: 'btn primary',
868 var loc = window.location;
869 window.location = loc.protocol + '//' + loc.host + loc.pathname + loc.search;
874 L.raise('SessionError', 'Login session is expired');
877 setupDOM: function(res) {
884 rpcClass.setBaseURL(rpcBaseURL);
886 rpcClass.addInterceptor(function(msg, req) {
887 if (!L.isObject(msg) || !L.isObject(msg.error) || msg.error.code != -32002)
890 if (!L.isObject(req) || (req.object == 'session' && req.method == 'access'))
893 return rpcClass.declare({
896 'params': [ 'scope', 'object', 'function' ],
897 'expect': { access: true }
898 })('uci', 'luci', 'read').catch(L.notifySessionExpiry);
901 Request.addInterceptor(function(res) {
902 var isDenied = false;
904 if (res.status == 403 && res.headers.get('X-LuCI-Login-Required') == 'yes')
910 L.notifySessionExpiry();
913 return this.probeSystemFeatures().finally(this.initDOM);
916 initDOM: function() {
919 document.dispatchEvent(new CustomEvent('luci-loaded'));
924 /* URL construction helpers */
925 path: function(prefix, parts) {
926 var url = [ prefix || '' ];
928 for (var i = 0; i < parts.length; i++)
929 if (/^(?:[a-zA-Z0-9_.%,;-]+\/)*[a-zA-Z0-9_.%,;-]+$/.test(parts[i]))
930 url.push('/', parts[i]);
932 if (url.length === 1)
939 return this.path(this.env.scriptname, arguments);
942 resource: function() {
943 return this.path(this.env.resource, arguments);
946 location: function() {
947 return this.path(this.env.scriptname, this.env.requestpath);
952 isObject: function(val) {
953 return (val != null && typeof(val) == 'object');
956 sortedKeys: function(obj, key, sortmode) {
957 if (obj == null || typeof(obj) != 'object')
960 return Object.keys(obj).map(function(e) {
961 var v = (key != null) ? obj[e][key] : e;
965 v = (v != null) ? v.replace(/(?:^|[.:])([0-9a-fA-F]{1,4})/g,
966 function(m0, m1) { return ('000' + m1.toLowerCase()).substr(-4) }) : null;
970 v = (v != null) ? +v : null;
975 }).filter(function(e) {
976 return (e[1] != null);
977 }).sort(function(a, b) {
978 return (a[1] > b[1]);
984 toArray: function(val) {
987 else if (Array.isArray(val))
989 else if (typeof(val) == 'object')
992 var s = String(val).trim();
997 return s.split(/\s+/);
1001 /* HTTP resource fetching */
1002 get: function(url, args, cb) {
1003 return this.poll(null, url, args, cb, false);
1006 post: function(url, args, cb) {
1007 return this.poll(null, url, args, cb, true);
1010 poll: function(interval, url, args, cb, post) {
1011 if (interval !== null && interval <= 0)
1012 interval = this.env.pollinterval;
1014 var data = post ? { token: this.env.token } : null,
1015 method = post ? 'POST' : 'GET';
1017 if (!/^(?:\/|\S+:\/\/)/.test(url))
1018 url = this.url(url);
1021 data = Object.assign(data || {}, args);
1023 if (interval !== null)
1024 return Request.poll.add(interval, url, { method: method, query: data }, cb);
1026 return Request.request(url, { method: method, query: data })
1027 .then(function(res) {
1029 if (/^application\/json\b/.test(res.headers.get('Content-Type')))
1030 try { json = res.json() } catch(e) {}
1031 cb(res.xhr, json, res.duration);
1035 stop: function(entry) { return Poll.remove(entry) },
1036 halt: function() { return Poll.stop() },
1037 run: function() { return Poll.start() },
1039 /* DOM manipulation */
1040 dom: Class.singleton({
1041 __name__: 'LuCI.DOM',
1044 return (e != null && typeof(e) == 'object' && 'nodeType' in e);
1047 parse: function(s) {
1051 domParser = domParser || new DOMParser();
1052 elem = domParser.parseFromString(s, 'text/html').body.firstChild;
1058 dummyElem = dummyElem || document.createElement('div');
1059 dummyElem.innerHTML = s;
1060 elem = dummyElem.firstChild;
1065 return elem || null;
1068 matches: function(node, selector) {
1069 var m = this.elem(node) ? node.matches || node.msMatchesSelector : null;
1070 return m ? m.call(node, selector) : false;
1073 parent: function(node, selector) {
1074 if (this.elem(node) && node.closest)
1075 return node.closest(selector);
1077 while (this.elem(node))
1078 if (this.matches(node, selector))
1081 node = node.parentNode;
1086 append: function(node, children) {
1087 if (!this.elem(node))
1090 if (Array.isArray(children)) {
1091 for (var i = 0; i < children.length; i++)
1092 if (this.elem(children[i]))
1093 node.appendChild(children[i]);
1094 else if (children !== null && children !== undefined)
1095 node.appendChild(document.createTextNode('' + children[i]));
1097 return node.lastChild;
1099 else if (typeof(children) === 'function') {
1100 return this.append(node, children(node));
1102 else if (this.elem(children)) {
1103 return node.appendChild(children);
1105 else if (children !== null && children !== undefined) {
1106 node.innerHTML = '' + children;
1107 return node.lastChild;
1113 content: function(node, children) {
1114 if (!this.elem(node))
1117 var dataNodes = node.querySelectorAll('[data-idref]');
1119 for (var i = 0; i < dataNodes.length; i++)
1120 delete this.registry[dataNodes[i].getAttribute('data-idref')];
1122 while (node.firstChild)
1123 node.removeChild(node.firstChild);
1125 return this.append(node, children);
1128 attr: function(node, key, val) {
1129 if (!this.elem(node))
1134 if (typeof(key) === 'object' && key !== null)
1136 else if (typeof(key) === 'string')
1137 attr = {}, attr[key] = val;
1140 if (!attr.hasOwnProperty(key) || attr[key] == null)
1143 switch (typeof(attr[key])) {
1145 node.addEventListener(key, attr[key]);
1149 node.setAttribute(key, JSON.stringify(attr[key]));
1153 node.setAttribute(key, attr[key]);
1158 create: function() {
1159 var html = arguments[0],
1160 attr = arguments[1],
1161 data = arguments[2],
1164 if (!(attr instanceof Object) || Array.isArray(attr))
1165 data = attr, attr = null;
1167 if (Array.isArray(html)) {
1168 elem = document.createDocumentFragment();
1169 for (var i = 0; i < html.length; i++)
1170 elem.appendChild(this.create(html[i]));
1172 else if (this.elem(html)) {
1175 else if (html.charCodeAt(0) === 60) {
1176 elem = this.parse(html);
1179 elem = document.createElement(html);
1185 this.attr(elem, attr);
1186 this.append(elem, data);
1193 data: function(node, key, val) {
1194 var id = node.getAttribute('data-idref');
1196 /* clear all data */
1197 if (arguments.length > 1 && key == null) {
1199 node.removeAttribute('data-idref');
1200 val = this.registry[id]
1201 delete this.registry[id];
1209 else if (arguments.length > 2 && key != null && val == null) {
1211 val = this.registry[id][key];
1212 delete this.registry[id][key];
1220 else if (arguments.length > 2 && key != null && val != null) {
1222 do { id = Math.floor(Math.random() * 0xffffffff).toString(16) }
1223 while (this.registry.hasOwnProperty(id));
1225 node.setAttribute('data-idref', id);
1226 this.registry[id] = {};
1229 return (this.registry[id][key] = val);
1233 else if (arguments.length == 1) {
1235 return this.registry[id];
1241 else if (arguments.length == 2) {
1243 return this.registry[id][key];
1249 bindClassInstance: function(node, inst) {
1250 if (!(inst instanceof Class))
1251 L.error('TypeError', 'Argument must be a class instance');
1253 return this.data(node, '_class', inst);
1256 findClassInstance: function(node) {
1260 inst = this.data(node, '_class');
1261 node = node.parentNode;
1263 while (!(inst instanceof Class) && node != null);
1268 callClassMethod: function(node, method /*, ... */) {
1269 var inst = this.findClassInstance(node);
1271 if (inst == null || typeof(inst[method]) != 'function')
1274 return inst[method].apply(inst, inst.varargs(arguments, 2));
1277 isEmpty: function(node, ignoreFn) {
1278 for (var child = node.firstElementChild; child != null; child = child.nextElementSibling)
1279 if (!child.classList.contains('hidden') && (!ignoreFn || !ignoreFn(child)))
1290 view: Class.extend({
1291 __name__: 'LuCI.View',
1293 __init__: function() {
1294 var vp = document.getElementById('view');
1296 L.dom.content(vp, E('div', { 'class': 'spinning' }, _('Loading view…')));
1298 return Promise.resolve(this.load())
1299 .then(L.bind(this.render, this))
1300 .then(L.bind(function(nodes) {
1301 var vp = document.getElementById('view');
1303 L.dom.content(vp, nodes);
1304 L.dom.append(vp, this.addFooter());
1305 }, this)).catch(L.error);
1308 load: function() {},
1309 render: function() {},
1311 handleSave: function(ev) {
1314 document.getElementById('maincontent')
1315 .querySelectorAll('.cbi-map').forEach(function(map) {
1316 tasks.push(L.dom.callClassMethod(map, 'save'));
1319 return Promise.all(tasks);
1322 handleSaveApply: function(ev) {
1323 return this.handleSave(ev).then(function() {
1324 L.ui.changes.apply(true);
1328 handleReset: function(ev) {
1331 document.getElementById('maincontent')
1332 .querySelectorAll('.cbi-map').forEach(function(map) {
1333 tasks.push(L.dom.callClassMethod(map, 'reset'));
1336 return Promise.all(tasks);
1339 addFooter: function() {
1342 if (this.handleSaveApply || this.handleSave || this.handleReset) {
1343 footer.appendChild(E('div', { 'class': 'cbi-page-actions' }, [
1344 this.handleSaveApply ? E('button', {
1345 'class': 'cbi-button cbi-button-apply',
1346 'click': L.ui.createHandlerFn(this, 'handleSaveApply')
1347 }, [ _('Save & Apply') ]) : '', ' ',
1348 this.handleSave ? E('button', {
1349 'class': 'cbi-button cbi-button-save',
1350 'click': L.ui.createHandlerFn(this, 'handleSave')
1351 }, [ _('Save') ]) : '', ' ',
1352 this.handleReset ? E('button', {
1353 'class': 'cbi-button cbi-button-reset',
1354 'click': L.ui.createHandlerFn(this, 'handleReset')
1355 }, [ _('Reset') ]) : ''
1364 var XHR = Class.extend({
1365 __name__: 'LuCI.XHR',
1366 __init__: function() {
1367 if (window.console && console.debug)
1368 console.debug('Direct use XHR() is deprecated, please use L.Request instead');
1371 _response: function(cb, res, json, duration) {
1373 cb(res, json, duration);
1377 get: function(url, data, callback, timeout) {
1379 L.get(url, data, this._response.bind(this, callback), timeout);
1382 post: function(url, data, callback, timeout) {
1384 L.post(url, data, this._response.bind(this, callback), timeout);
1387 cancel: function() { delete this.active },
1388 busy: function() { return (this.active === true) },
1389 abort: function() {},
1390 send_form: function() { L.error('InternalError', 'Not implemented') },
1393 XHR.get = function() { return window.L.get.apply(window.L, arguments) };
1394 XHR.post = function() { return window.L.post.apply(window.L, arguments) };
1395 XHR.poll = function() { return window.L.poll.apply(window.L, arguments) };
1396 XHR.stop = Request.poll.remove.bind(Request.poll);
1397 XHR.halt = Request.poll.stop.bind(Request.poll);
1398 XHR.run = Request.poll.start.bind(Request.poll);
1399 XHR.running = Request.poll.active.bind(Request.poll);
1403 })(window, document);