diff options
Diffstat (limited to 'public/bower_components/admin-lte/plugins/pace/pace.js')
| -rwxr-xr-x | public/bower_components/admin-lte/plugins/pace/pace.js | 935 |
1 files changed, 935 insertions, 0 deletions
diff --git a/public/bower_components/admin-lte/plugins/pace/pace.js b/public/bower_components/admin-lte/plugins/pace/pace.js new file mode 100755 index 0000000..c7efc2f --- /dev/null +++ b/public/bower_components/admin-lte/plugins/pace/pace.js @@ -0,0 +1,935 @@ +(function() { + var AjaxMonitor, Bar, DocumentMonitor, ElementMonitor, ElementTracker, EventLagMonitor, Evented, Events, NoTargetError, Pace, RequestIntercept, SOURCE_KEYS, Scaler, SocketRequestTracker, XHRRequestTracker, animation, avgAmplitude, bar, cancelAnimation, cancelAnimationFrame, defaultOptions, extend, extendNative, getFromDOM, getIntercept, handlePushState, ignoreStack, init, now, options, requestAnimationFrame, result, runAnimation, scalers, shouldIgnoreURL, shouldTrack, source, sources, uniScaler, _WebSocket, _XDomainRequest, _XMLHttpRequest, _i, _intercept, _len, _pushState, _ref, _ref1, _replaceState, + __slice = [].slice, + __hasProp = {}.hasOwnProperty, + __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; }, + __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; }; + + defaultOptions = { + catchupTime: 100, + initialRate: .03, + minTime: 250, + ghostTime: 100, + maxProgressPerFrame: 20, + easeFactor: 1.25, + startOnPageLoad: true, + restartOnPushState: true, + restartOnRequestAfter: 500, + target: 'body', + elements: { + checkInterval: 100, + selectors: ['body'] + }, + eventLag: { + minSamples: 10, + sampleCount: 3, + lagThreshold: 3 + }, + ajax: { + trackMethods: ['GET'], + trackWebSockets: true, + ignoreURLs: [] + } + }; + + now = function() { + var _ref; + return (_ref = typeof performance !== "undefined" && performance !== null ? typeof performance.now === "function" ? performance.now() : void 0 : void 0) != null ? _ref : +(new Date); + }; + + requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame; + + cancelAnimationFrame = window.cancelAnimationFrame || window.mozCancelAnimationFrame; + + if (requestAnimationFrame == null) { + requestAnimationFrame = function(fn) { + return setTimeout(fn, 50); + }; + cancelAnimationFrame = function(id) { + return clearTimeout(id); + }; + } + + runAnimation = function(fn) { + var last, tick; + last = now(); + tick = function() { + var diff; + diff = now() - last; + if (diff >= 33) { + last = now(); + return fn(diff, function() { + return requestAnimationFrame(tick); + }); + } else { + return setTimeout(tick, 33 - diff); + } + }; + return tick(); + }; + + result = function() { + var args, key, obj; + obj = arguments[0], key = arguments[1], args = 3 <= arguments.length ? __slice.call(arguments, 2) : []; + if (typeof obj[key] === 'function') { + return obj[key].apply(obj, args); + } else { + return obj[key]; + } + }; + + extend = function() { + var key, out, source, sources, val, _i, _len; + out = arguments[0], sources = 2 <= arguments.length ? __slice.call(arguments, 1) : []; + for (_i = 0, _len = sources.length; _i < _len; _i++) { + source = sources[_i]; + if (source) { + for (key in source) { + if (!__hasProp.call(source, key)) continue; + val = source[key]; + if ((out[key] != null) && typeof out[key] === 'object' && (val != null) && typeof val === 'object') { + extend(out[key], val); + } else { + out[key] = val; + } + } + } + } + return out; + }; + + avgAmplitude = function(arr) { + var count, sum, v, _i, _len; + sum = count = 0; + for (_i = 0, _len = arr.length; _i < _len; _i++) { + v = arr[_i]; + sum += Math.abs(v); + count++; + } + return sum / count; + }; + + getFromDOM = function(key, json) { + var data, e, el; + if (key == null) { + key = 'options'; + } + if (json == null) { + json = true; + } + el = document.querySelector("[data-pace-" + key + "]"); + if (!el) { + return; + } + data = el.getAttribute("data-pace-" + key); + if (!json) { + return data; + } + try { + return JSON.parse(data); + } catch (_error) { + e = _error; + return typeof console !== "undefined" && console !== null ? console.error("Error parsing inline pace options", e) : void 0; + } + }; + + Evented = (function() { + function Evented() {} + + Evented.prototype.on = function(event, handler, ctx, once) { + var _base; + if (once == null) { + once = false; + } + if (this.bindings == null) { + this.bindings = {}; + } + if ((_base = this.bindings)[event] == null) { + _base[event] = []; + } + return this.bindings[event].push({ + handler: handler, + ctx: ctx, + once: once + }); + }; + + Evented.prototype.once = function(event, handler, ctx) { + return this.on(event, handler, ctx, true); + }; + + Evented.prototype.off = function(event, handler) { + var i, _ref, _results; + if (((_ref = this.bindings) != null ? _ref[event] : void 0) == null) { + return; + } + if (handler == null) { + return delete this.bindings[event]; + } else { + i = 0; + _results = []; + while (i < this.bindings[event].length) { + if (this.bindings[event][i].handler === handler) { + _results.push(this.bindings[event].splice(i, 1)); + } else { + _results.push(i++); + } + } + return _results; + } + }; + + Evented.prototype.trigger = function() { + var args, ctx, event, handler, i, once, _ref, _ref1, _results; + event = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : []; + if ((_ref = this.bindings) != null ? _ref[event] : void 0) { + i = 0; + _results = []; + while (i < this.bindings[event].length) { + _ref1 = this.bindings[event][i], handler = _ref1.handler, ctx = _ref1.ctx, once = _ref1.once; + handler.apply(ctx != null ? ctx : this, args); + if (once) { + _results.push(this.bindings[event].splice(i, 1)); + } else { + _results.push(i++); + } + } + return _results; + } + }; + + return Evented; + + })(); + + Pace = window.Pace || {}; + + window.Pace = Pace; + + extend(Pace, Evented.prototype); + + options = Pace.options = extend({}, defaultOptions, window.paceOptions, getFromDOM()); + + _ref = ['ajax', 'document', 'eventLag', 'elements']; + for (_i = 0, _len = _ref.length; _i < _len; _i++) { + source = _ref[_i]; + if (options[source] === true) { + options[source] = defaultOptions[source]; + } + } + + NoTargetError = (function(_super) { + __extends(NoTargetError, _super); + + function NoTargetError() { + _ref1 = NoTargetError.__super__.constructor.apply(this, arguments); + return _ref1; + } + + return NoTargetError; + + })(Error); + + Bar = (function() { + function Bar() { + this.progress = 0; + } + + Bar.prototype.getElement = function() { + var targetElement; + if (this.el == null) { + targetElement = document.querySelector(options.target); + if (!targetElement) { + throw new NoTargetError; + } + this.el = document.createElement('div'); + this.el.className = "pace pace-active"; + document.body.className = document.body.className.replace(/pace-done/g, ''); + document.body.className += ' pace-running'; + this.el.innerHTML = '<div class="pace-progress">\n <div class="pace-progress-inner"></div>\n</div>\n<div class="pace-activity"></div>'; + if (targetElement.firstChild != null) { + targetElement.insertBefore(this.el, targetElement.firstChild); + } else { + targetElement.appendChild(this.el); + } + } + return this.el; + }; + + Bar.prototype.finish = function() { + var el; + el = this.getElement(); + el.className = el.className.replace('pace-active', ''); + el.className += ' pace-inactive'; + document.body.className = document.body.className.replace('pace-running', ''); + return document.body.className += ' pace-done'; + }; + + Bar.prototype.update = function(prog) { + this.progress = prog; + return this.render(); + }; + + Bar.prototype.destroy = function() { + try { + this.getElement().parentNode.removeChild(this.getElement()); + } catch (_error) { + NoTargetError = _error; + } + return this.el = void 0; + }; + + Bar.prototype.render = function() { + var el, key, progressStr, transform, _j, _len1, _ref2; + if (document.querySelector(options.target) == null) { + return false; + } + el = this.getElement(); + transform = "translate3d(" + this.progress + "%, 0, 0)"; + _ref2 = ['webkitTransform', 'msTransform', 'transform']; + for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) { + key = _ref2[_j]; + el.children[0].style[key] = transform; + } + if (!this.lastRenderedProgress || this.lastRenderedProgress | 0 !== this.progress | 0) { + el.children[0].setAttribute('data-progress-text', "" + (this.progress | 0) + "%"); + if (this.progress >= 100) { + progressStr = '99'; + } else { + progressStr = this.progress < 10 ? "0" : ""; + progressStr += this.progress | 0; + } + el.children[0].setAttribute('data-progress', "" + progressStr); + } + return this.lastRenderedProgress = this.progress; + }; + + Bar.prototype.done = function() { + return this.progress >= 100; + }; + + return Bar; + + })(); + + Events = (function() { + function Events() { + this.bindings = {}; + } + + Events.prototype.trigger = function(name, val) { + var binding, _j, _len1, _ref2, _results; + if (this.bindings[name] != null) { + _ref2 = this.bindings[name]; + _results = []; + for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) { + binding = _ref2[_j]; + _results.push(binding.call(this, val)); + } + return _results; + } + }; + + Events.prototype.on = function(name, fn) { + var _base; + if ((_base = this.bindings)[name] == null) { + _base[name] = []; + } + return this.bindings[name].push(fn); + }; + + return Events; + + })(); + + _XMLHttpRequest = window.XMLHttpRequest; + + _XDomainRequest = window.XDomainRequest; + + _WebSocket = window.WebSocket; + + extendNative = function(to, from) { + var e, key, _results; + _results = []; + for (key in from.prototype) { + try { + if ((to[key] == null) && typeof from[key] !== 'function') { + if (typeof Object.defineProperty === 'function') { + _results.push(Object.defineProperty(to, key, { + get: function() { + return from.prototype[key]; + }, + configurable: true, + enumerable: true + })); + } else { + _results.push(to[key] = from.prototype[key]); + } + } else { + _results.push(void 0); + } + } catch (_error) { + e = _error; + } + } + return _results; + }; + + ignoreStack = []; + + Pace.ignore = function() { + var args, fn, ret; + fn = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : []; + ignoreStack.unshift('ignore'); + ret = fn.apply(null, args); + ignoreStack.shift(); + return ret; + }; + + Pace.track = function() { + var args, fn, ret; + fn = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : []; + ignoreStack.unshift('track'); + ret = fn.apply(null, args); + ignoreStack.shift(); + return ret; + }; + + shouldTrack = function(method) { + var _ref2; + if (method == null) { + method = 'GET'; + } + if (ignoreStack[0] === 'track') { + return 'force'; + } + if (!ignoreStack.length && options.ajax) { + if (method === 'socket' && options.ajax.trackWebSockets) { + return true; + } else if (_ref2 = method.toUpperCase(), __indexOf.call(options.ajax.trackMethods, _ref2) >= 0) { + return true; + } + } + return false; + }; + + RequestIntercept = (function(_super) { + __extends(RequestIntercept, _super); + + function RequestIntercept() { + var monitorXHR, + _this = this; + RequestIntercept.__super__.constructor.apply(this, arguments); + monitorXHR = function(req) { + var _open; + _open = req.open; + return req.open = function(type, url, async) { + if (shouldTrack(type)) { + _this.trigger('request', { + type: type, + url: url, + request: req + }); + } + return _open.apply(req, arguments); + }; + }; + window.XMLHttpRequest = function(flags) { + var req; + req = new _XMLHttpRequest(flags); + monitorXHR(req); + return req; + }; + try { + extendNative(window.XMLHttpRequest, _XMLHttpRequest); + } catch (_error) {} + if (_XDomainRequest != null) { + window.XDomainRequest = function() { + var req; + req = new _XDomainRequest; + monitorXHR(req); + return req; + }; + try { + extendNative(window.XDomainRequest, _XDomainRequest); + } catch (_error) {} + } + if ((_WebSocket != null) && options.ajax.trackWebSockets) { + window.WebSocket = function(url, protocols) { + var req; + if (protocols != null) { + req = new _WebSocket(url, protocols); + } else { + req = new _WebSocket(url); + } + if (shouldTrack('socket')) { + _this.trigger('request', { + type: 'socket', + url: url, + protocols: protocols, + request: req + }); + } + return req; + }; + try { + extendNative(window.WebSocket, _WebSocket); + } catch (_error) {} + } + } + + return RequestIntercept; + + })(Events); + + _intercept = null; + + getIntercept = function() { + if (_intercept == null) { + _intercept = new RequestIntercept; + } + return _intercept; + }; + + shouldIgnoreURL = function(url) { + var pattern, _j, _len1, _ref2; + _ref2 = options.ajax.ignoreURLs; + for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) { + pattern = _ref2[_j]; + if (typeof pattern === 'string') { + if (url.indexOf(pattern) !== -1) { + return true; + } + } else { + if (pattern.test(url)) { + return true; + } + } + } + return false; + }; + + getIntercept().on('request', function(_arg) { + var after, args, request, type, url; + type = _arg.type, request = _arg.request, url = _arg.url; + if (shouldIgnoreURL(url)) { + return; + } + if (!Pace.running && (options.restartOnRequestAfter !== false || shouldTrack(type) === 'force')) { + args = arguments; + after = options.restartOnRequestAfter || 0; + if (typeof after === 'boolean') { + after = 0; + } + return setTimeout(function() { + var stillActive, _j, _len1, _ref2, _ref3, _results; + if (type === 'socket') { + stillActive = request.readyState < 2; + } else { + stillActive = (0 < (_ref2 = request.readyState) && _ref2 < 4); + } + if (stillActive) { + Pace.restart(); + _ref3 = Pace.sources; + _results = []; + for (_j = 0, _len1 = _ref3.length; _j < _len1; _j++) { + source = _ref3[_j]; + if (source instanceof AjaxMonitor) { + source.watch.apply(source, args); + break; + } else { + _results.push(void 0); + } + } + return _results; + } + }, after); + } + }); + + AjaxMonitor = (function() { + function AjaxMonitor() { + var _this = this; + this.elements = []; + getIntercept().on('request', function() { + return _this.watch.apply(_this, arguments); + }); + } + + AjaxMonitor.prototype.watch = function(_arg) { + var request, tracker, type, url; + type = _arg.type, request = _arg.request, url = _arg.url; + if (shouldIgnoreURL(url)) { + return; + } + if (type === 'socket') { + tracker = new SocketRequestTracker(request); + } else { + tracker = new XHRRequestTracker(request); + } + return this.elements.push(tracker); + }; + + return AjaxMonitor; + + })(); + + XHRRequestTracker = (function() { + function XHRRequestTracker(request) { + var event, size, _j, _len1, _onreadystatechange, _ref2, + _this = this; + this.progress = 0; + if (window.ProgressEvent != null) { + size = null; + request.addEventListener('progress', function(evt) { + if (evt.lengthComputable) { + return _this.progress = 100 * evt.loaded / evt.total; + } else { + return _this.progress = _this.progress + (100 - _this.progress) / 2; + } + }, false); + _ref2 = ['load', 'abort', 'timeout', 'error']; + for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) { + event = _ref2[_j]; + request.addEventListener(event, function() { + return _this.progress = 100; + }, false); + } + } else { + _onreadystatechange = request.onreadystatechange; + request.onreadystatechange = function() { + var _ref3; + if ((_ref3 = request.readyState) === 0 || _ref3 === 4) { + _this.progress = 100; + } else if (request.readyState === 3) { + _this.progress = 50; + } + return typeof _onreadystatechange === "function" ? _onreadystatechange.apply(null, arguments) : void 0; + }; + } + } + + return XHRRequestTracker; + + })(); + + SocketRequestTracker = (function() { + function SocketRequestTracker(request) { + var event, _j, _len1, _ref2, + _this = this; + this.progress = 0; + _ref2 = ['error', 'open']; + for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) { + event = _ref2[_j]; + request.addEventListener(event, function() { + return _this.progress = 100; + }, false); + } + } + + return SocketRequestTracker; + + })(); + + ElementMonitor = (function() { + function ElementMonitor(options) { + var selector, _j, _len1, _ref2; + if (options == null) { + options = {}; + } + this.elements = []; + if (options.selectors == null) { + options.selectors = []; + } + _ref2 = options.selectors; + for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) { + selector = _ref2[_j]; + this.elements.push(new ElementTracker(selector)); + } + } + + return ElementMonitor; + + })(); + + ElementTracker = (function() { + function ElementTracker(selector) { + this.selector = selector; + this.progress = 0; + this.check(); + } + + ElementTracker.prototype.check = function() { + var _this = this; + if (document.querySelector(this.selector)) { + return this.done(); + } else { + return setTimeout((function() { + return _this.check(); + }), options.elements.checkInterval); + } + }; + + ElementTracker.prototype.done = function() { + return this.progress = 100; + }; + + return ElementTracker; + + })(); + + DocumentMonitor = (function() { + DocumentMonitor.prototype.states = { + loading: 0, + interactive: 50, + complete: 100 + }; + + function DocumentMonitor() { + var _onreadystatechange, _ref2, + _this = this; + this.progress = (_ref2 = this.states[document.readyState]) != null ? _ref2 : 100; + _onreadystatechange = document.onreadystatechange; + document.onreadystatechange = function() { + if (_this.states[document.readyState] != null) { + _this.progress = _this.states[document.readyState]; + } + return typeof _onreadystatechange === "function" ? _onreadystatechange.apply(null, arguments) : void 0; + }; + } + + return DocumentMonitor; + + })(); + + EventLagMonitor = (function() { + function EventLagMonitor() { + var avg, interval, last, points, samples, + _this = this; + this.progress = 0; + avg = 0; + samples = []; + points = 0; + last = now(); + interval = setInterval(function() { + var diff; + diff = now() - last - 50; + last = now(); + samples.push(diff); + if (samples.length > options.eventLag.sampleCount) { + samples.shift(); + } + avg = avgAmplitude(samples); + if (++points >= options.eventLag.minSamples && avg < options.eventLag.lagThreshold) { + _this.progress = 100; + return clearInterval(interval); + } else { + return _this.progress = 100 * (3 / (avg + 3)); + } + }, 50); + } + + return EventLagMonitor; + + })(); + + Scaler = (function() { + function Scaler(source) { + this.source = source; + this.last = this.sinceLastUpdate = 0; + this.rate = options.initialRate; + this.catchup = 0; + this.progress = this.lastProgress = 0; + if (this.source != null) { + this.progress = result(this.source, 'progress'); + } + } + + Scaler.prototype.tick = function(frameTime, val) { + var scaling; + if (val == null) { + val = result(this.source, 'progress'); + } + if (val >= 100) { + this.done = true; + } + if (val === this.last) { + this.sinceLastUpdate += frameTime; + } else { + if (this.sinceLastUpdate) { + this.rate = (val - this.last) / this.sinceLastUpdate; + } + this.catchup = (val - this.progress) / options.catchupTime; + this.sinceLastUpdate = 0; + this.last = val; + } + if (val > this.progress) { + this.progress += this.catchup * frameTime; + } + scaling = 1 - Math.pow(this.progress / 100, options.easeFactor); + this.progress += scaling * this.rate * frameTime; + this.progress = Math.min(this.lastProgress + options.maxProgressPerFrame, this.progress); + this.progress = Math.max(0, this.progress); + this.progress = Math.min(100, this.progress); + this.lastProgress = this.progress; + return this.progress; + }; + + return Scaler; + + })(); + + sources = null; + + scalers = null; + + bar = null; + + uniScaler = null; + + animation = null; + + cancelAnimation = null; + + Pace.running = false; + + handlePushState = function() { + if (options.restartOnPushState) { + return Pace.restart(); + } + }; + + if (window.history.pushState != null) { + _pushState = window.history.pushState; + window.history.pushState = function() { + handlePushState(); + return _pushState.apply(window.history, arguments); + }; + } + + if (window.history.replaceState != null) { + _replaceState = window.history.replaceState; + window.history.replaceState = function() { + handlePushState(); + return _replaceState.apply(window.history, arguments); + }; + } + + SOURCE_KEYS = { + ajax: AjaxMonitor, + elements: ElementMonitor, + document: DocumentMonitor, + eventLag: EventLagMonitor + }; + + (init = function() { + var type, _j, _k, _len1, _len2, _ref2, _ref3, _ref4; + Pace.sources = sources = []; + _ref2 = ['ajax', 'elements', 'document', 'eventLag']; + for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) { + type = _ref2[_j]; + if (options[type] !== false) { + sources.push(new SOURCE_KEYS[type](options[type])); + } + } + _ref4 = (_ref3 = options.extraSources) != null ? _ref3 : []; + for (_k = 0, _len2 = _ref4.length; _k < _len2; _k++) { + source = _ref4[_k]; + sources.push(new source(options)); + } + Pace.bar = bar = new Bar; + scalers = []; + return uniScaler = new Scaler; + })(); + + Pace.stop = function() { + Pace.trigger('stop'); + Pace.running = false; + bar.destroy(); + cancelAnimation = true; + if (animation != null) { + if (typeof cancelAnimationFrame === "function") { + cancelAnimationFrame(animation); + } + animation = null; + } + return init(); + }; + + Pace.restart = function() { + Pace.trigger('restart'); + Pace.stop(); + return Pace.start(); + }; + + Pace.go = function() { + var start; + Pace.running = true; + bar.render(); + start = now(); + cancelAnimation = false; + return animation = runAnimation(function(frameTime, enqueueNextFrame) { + var avg, count, done, element, elements, i, j, remaining, scaler, scalerList, sum, _j, _k, _len1, _len2, _ref2; + remaining = 100 - bar.progress; + count = sum = 0; + done = true; + for (i = _j = 0, _len1 = sources.length; _j < _len1; i = ++_j) { + source = sources[i]; + scalerList = scalers[i] != null ? scalers[i] : scalers[i] = []; + elements = (_ref2 = source.elements) != null ? _ref2 : [source]; + for (j = _k = 0, _len2 = elements.length; _k < _len2; j = ++_k) { + element = elements[j]; + scaler = scalerList[j] != null ? scalerList[j] : scalerList[j] = new Scaler(element); + done &= scaler.done; + if (scaler.done) { + continue; + } + count++; + sum += scaler.tick(frameTime); + } + } + avg = sum / count; + bar.update(uniScaler.tick(frameTime, avg)); + if (bar.done() || done || cancelAnimation) { + bar.update(100); + Pace.trigger('done'); + return setTimeout(function() { + bar.finish(); + Pace.running = false; + return Pace.trigger('hide'); + }, Math.max(options.ghostTime, Math.max(options.minTime - (now() - start), 0))); + } else { + return enqueueNextFrame(); + } + }); + }; + + Pace.start = function(_options) { + extend(options, _options); + Pace.running = true; + try { + bar.render(); + } catch (_error) { + NoTargetError = _error; + } + if (!document.querySelector('.pace')) { + return setTimeout(Pace.start, 50); + } else { + Pace.trigger('start'); + return Pace.go(); + } + }; + + if (typeof define === 'function' && define.amd) { + define(['pace'], function() { + return Pace; + }); + } else if (typeof exports === 'object') { + module.exports = Pace; + } else { + if (options.startOnPageLoad) { + Pace.start(); + } + } + +}).call(this); |