/*! pace 1.0.0 */
(function() {
var a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, z, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X = [].slice,
Y = {}.hasOwnProperty,
Z = function(a, b) {
function c() {
this.constructor = a
}
for (var d in b) Y.call(b, d) && (a[d] = b[d]);
return c.prototype = b.prototype, a.prototype = new c, a.__super__ = b.prototype, a
},
$ = [].indexOf || function(a) {
for (var b = 0, c = this.length; c > b; b++)
if (b in this && this[b] === a) return b;
return -1
};
for (u = {
catchupTime: 100,
initialRate: .03,
minTime: 250,
ghostTime: 100,
maxProgressPerFrame: 20,
easeFactor: 1.25,
startOnPageLoad: !0,
restartOnPushState: !0,
restartOnRequestAfter: 500,
target: "body",
elements: {
checkInterval: 100,
selectors: ["body"]
},
eventLag: {
minSamples: 10,
sampleCount: 3,
lagThreshold: 3
},
ajax: {
trackMethods: ["GET"],
trackWebSockets: !0,
ignoreURLs: []
}
}, C = function() {
var a;
return null != (a = "undefined" != typeof performance && null !== performance && "function" == typeof performance.now ? performance.now() : void 0) ? a : +new Date
}, E = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame, t = window.cancelAnimationFrame || window.mozCancelAnimationFrame, null == E && (E = function(a) {
return setTimeout(a, 50)
}, t = function(a) {
return clearTimeout(a)
}), G = function(a) {
var b, c;
return b = C(), (c = function() {
var d;
return d = C() - b, d >= 33 ? (b = C(), a(d, function() {
return E(c)
})) : setTimeout(c, 33 - d)
})()
}, F = function() {
var a, b, c;
return c = arguments[0], b = arguments[1], a = 3 <= arguments.length ? X.call(arguments, 2) : [], "function" == typeof c[b] ? c[b].apply(c, a) : c[b]
}, v = function() {
var a, b, c, d, e, f, g;
for (b = arguments[0], d = 2 <= arguments.length ? X.call(arguments, 1) : [], f = 0, g = d.length; g > f; f++)
if (c = d[f])
for (a in c) Y.call(c, a) && (e = c[a], null != b[a] && "object" == typeof b[a] && null != e && "object" == typeof e ? v(b[a], e) : b[a] = e);
return b
}, q = function(a) {
var b, c, d, e, f;
for (c = b = 0, e = 0, f = a.length; f > e; e++) d = a[e], c += Math.abs(d), b++;
return c / b
}, x = function(a, b) {
var c, d, e;
if (null == a && (a = "options"), null == b && (b = !0), e = document.querySelector("[data-pace-" + a + "]")) {
if (c = e.getAttribute("data-pace-" + a), !b) return c;
try {
return JSON.parse(c)
} catch (f) {
return d = f, "undefined" != typeof console && null !== console ? console.error("Error parsing inline pace options", d) : void 0
}
}
}, g = function() {
function a() {}
return a.prototype.on = function(a, b, c, d) {
var e;
return null == d && (d = !1), null == this.bindings && (this.bindings = {}), null == (e = this.bindings)[a] && (e[a] = []), this.bindings[a].push({
handler: b,
ctx: c,
once: d
})
}, a.prototype.once = function(a, b, c) {
return this.on(a, b, c, !0)
}, a.prototype.off = function(a, b) {
var c, d, e;
if (null != (null != (d = this.bindings) ? d[a] : void 0)) {
if (null == b) return delete this.bindings[a];
for (c = 0, e = []; c < this.bindings[a].length;) e.push(this.bindings[a][c].handler === b ? this.bindings[a].splice(c, 1) : c++);
return e
}
}, a.prototype.trigger = function() {
var a, b, c, d, e, f, g, h, i;
if (c = arguments[0], a = 2 <= arguments.length ? X.call(arguments, 1) : [], null != (g = this.bindings) ? g[c] : void 0) {
for (e = 0, i = []; e < this.bindings[c].length;) h = this.bindings[c][e], d = h.handler, b = h.ctx, f = h.once, d.apply(null != b ? b : this, a), i.push(f ? this.bindings[c].splice(e, 1) : e++);
return i
}
}, a
}(), j = window.Pace || {}, window.Pace = j, v(j, g.prototype), D = j.options = v({}, u, window.paceOptions, x()), U = ["ajax", "document", "eventLag", "elements"], Q = 0, S = U.length; S > Q; Q++) K = U[Q], D[K] === !0 && (D[K] = u[K]);
i = function(a) {
function b() {
return V = b.__super__.constructor.apply(this, arguments)
}
return Z(b, a), b
}(Error), b = function() {
function a() {
this.progress = 0
}
return a.prototype.getElement = function() {
var a;
if (null == this.el) {
if (a = document.querySelector(D.target), !a) throw new i;
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 = '
\n', null != a.firstChild ? a.insertBefore(this.el, a.firstChild) : a.appendChild(this.el)
}
return this.el
}, a.prototype.finish = function() {
var a;
return a = this.getElement(), a.className = a.className.replace("pace-active", ""), a.className += " pace-inactive", document.body.className = document.body.className.replace("pace-running", ""), document.body.className += " pace-done"
}, a.prototype.update = function(a) {
return this.progress = a, this.render()
}, a.prototype.destroy = function() {
try {
this.getElement().parentNode.removeChild(this.getElement())
} catch (a) {
i = a
}
return this.el = void 0
}, a.prototype.render = function() {
var a, b, c, d, e, f, g;
if (null == document.querySelector(D.target)) return !1;
for (a = this.getElement(), d = "translate3d(" + this.progress + "%, 0, 0)", g = ["webkitTransform", "msTransform", "transform"], e = 0, f = g.length; f > e; e++) b = g[e], a.children[0].style[b] = d;
return (!this.lastRenderedProgress || this.lastRenderedProgress | 0 !== this.progress | 0) && (a.children[0].setAttribute("data-progress-text", "" + (0 | this.progress) + "%"), this.progress >= 100 ? c = "99" : (c = this.progress < 10 ? "0" : "", c += 0 | this.progress), a.children[0].setAttribute("data-progress", "" + c)), this.lastRenderedProgress = this.progress
}, a.prototype.done = function() {
return this.progress >= 100
}, a
}(), h = function() {
function a() {
this.bindings = {}
}
return a.prototype.trigger = function(a, b) {
var c, d, e, f, g;
if (null != this.bindings[a]) {
for (f = this.bindings[a], g = [], d = 0, e = f.length; e > d; d++) c = f[d], g.push(c.call(this, b));
return g
}
}, a.prototype.on = function(a, b) {
var c;
return null == (c = this.bindings)[a] && (c[a] = []), this.bindings[a].push(b)
}, a
}(), P = window.XMLHttpRequest, O = window.XDomainRequest, N = window.WebSocket, w = function(a, b) {
var c, d, e, f;
f = [];
for (d in b.prototype) try {
e = b.prototype[d], f.push(null == a[d] && "function" != typeof e ? a[d] = e : void 0)
} catch (g) {
c = g
}
return f
}, A = [], j.ignore = function() {
var a, b, c;
return b = arguments[0], a = 2 <= arguments.length ? X.call(arguments, 1) : [], A.unshift("ignore"), c = b.apply(null, a), A.shift(), c
}, j.track = function() {
var a, b, c;
return b = arguments[0], a = 2 <= arguments.length ? X.call(arguments, 1) : [], A.unshift("track"), c = b.apply(null, a), A.shift(), c
}, J = function(a) {
var b;
if (null == a && (a = "GET"), "track" === A[0]) return "force";
if (!A.length && D.ajax) {
if ("socket" === a && D.ajax.trackWebSockets) return !0;
if (b = a.toUpperCase(), $.call(D.ajax.trackMethods, b) >= 0) return !0
}
return !1
}, k = function(a) {
function b() {
var a, c = this;
b.__super__.constructor.apply(this, arguments), a = function(a) {
var b;
return b = a.open, a.open = function(d, e) {
return J(d) && c.trigger("request", {
type: d,
url: e,
request: a
}), b.apply(a, arguments)
}
}, window.XMLHttpRequest = function(b) {
var c;
return c = new P(b), a(c), c
};
try {
w(window.XMLHttpRequest, P)
} catch (d) {}
if (null != O) {
window.XDomainRequest = function() {
var b;
return b = new O, a(b), b
};
try {
w(window.XDomainRequest, O)
} catch (d) {}
}
if (null != N && D.ajax.trackWebSockets) {
window.WebSocket = function(a, b) {
var d;
return d = null != b ? new N(a, b) : new N(a), J("socket") && c.trigger("request", {
type: "socket",
url: a,
protocols: b,
request: d
}), d
};
try {
w(window.WebSocket, N)
} catch (d) {}
}
}
return Z(b, a), b
}(h), R = null, y = function() {
return null == R && (R = new k), R
}, I = function(a) {
var b, c, d, e;
for (e = D.ajax.ignoreURLs, c = 0, d = e.length; d > c; c++)
if (b = e[c], "string" == typeof b) {
if (-1 !== a.indexOf(b)) return !0
} else if (b.test(a)) return !0;
return !1
}, y().on("request", function(b) {
var c, d, e, f, g;
return f = b.type, e = b.request, g = b.url, I(g) ? void 0 : j.running || D.restartOnRequestAfter === !1 && "force" !== J(f) ? void 0 : (d = arguments, c = D.restartOnRequestAfter || 0, "boolean" == typeof c && (c = 0), setTimeout(function() {
var b, c, g, h, i, k;
if (b = "socket" === f ? e.readyState < 2 : 0 < (h = e.readyState) && 4 > h) {
for (j.restart(), i = j.sources, k = [], c = 0, g = i.length; g > c; c++) {
if (K = i[c], K instanceof a) {
K.watch.apply(K, d);
break
}
k.push(void 0)
}
return k
}
}, c))
}), a = function() {
function a() {
var a = this;
this.elements = [], y().on("request", function() {
return a.watch.apply(a, arguments)
})
}
return a.prototype.watch = function(a) {
var b, c, d, e;
return d = a.type, b = a.request, e = a.url, I(e) ? void 0 : (c = "socket" === d ? new n(b) : new o(b), this.elements.push(c))
}, a
}(), o = function() {
function a(a) {
var b, c, d, e, f, g, h = this;
if (this.progress = 0, null != window.ProgressEvent)
for (c = null, a.addEventListener("progress", function(a) {
return h.progress = a.lengthComputable ? 100 * a.loaded / a.total : h.progress + (100 - h.progress) / 2
}, !1), g = ["load", "abort", "timeout", "error"], d = 0, e = g.length; e > d; d++) b = g[d], a.addEventListener(b, function() {
return h.progress = 100
}, !1);
else f = a.onreadystatechange, a.onreadystatechange = function() {
var b;
return 0 === (b = a.readyState) || 4 === b ? h.progress = 100 : 3 === a.readyState && (h.progress = 50), "function" == typeof f ? f.apply(null, arguments) : void 0
}
}
return a
}(), n = function() {
function a(a) {
var b, c, d, e, f = this;
for (this.progress = 0, e = ["error", "open"], c = 0, d = e.length; d > c; c++) b = e[c], a.addEventListener(b, function() {
return f.progress = 100
}, !1)
}
return a
}(), d = function() {
function a(a) {
var b, c, d, f;
for (null == a && (a = {}), this.elements = [], null == a.selectors && (a.selectors = []), f = a.selectors, c = 0, d = f.length; d > c; c++) b = f[c], this.elements.push(new e(b))
}
return a
}(), e = function() {
function a(a) {
this.selector = a, this.progress = 0, this.check()
}
return a.prototype.check = function() {
var a = this;
return document.querySelector(this.selector) ? this.done() : setTimeout(function() {
return a.check()
}, D.elements.checkInterval)
}, a.prototype.done = function() {
return this.progress = 100
}, a
}(), c = function() {
function a() {
var a, b, c = this;
this.progress = null != (b = this.states[document.readyState]) ? b : 100, a = document.onreadystatechange, document.onreadystatechange = function() {
return null != c.states[document.readyState] && (c.progress = c.states[document.readyState]), "function" == typeof a ? a.apply(null, arguments) : void 0
}
}
return a.prototype.states = {
loading: 0,
interactive: 50,
complete: 100
}, a
}(), f = function() {
function a() {
var a, b, c, d, e, f = this;
this.progress = 0, a = 0, e = [], d = 0, c = C(), b = setInterval(function() {
var g;
return g = C() - c - 50, c = C(), e.push(g), e.length > D.eventLag.sampleCount && e.shift(), a = q(e), ++d >= D.eventLag.minSamples && a < D.eventLag.lagThreshold ? (f.progress = 100, clearInterval(b)) : f.progress = 100 * (3 / (a + 3))
}, 50)
}
return a
}(), m = function() {
function a(a) {
this.source = a, this.last = this.sinceLastUpdate = 0, this.rate = D.initialRate, this.catchup = 0, this.progress = this.lastProgress = 0, null != this.source && (this.progress = F(this.source, "progress"))
}
return a.prototype.tick = function(a, b) {
var c;
return null == b && (b = F(this.source, "progress")), b >= 100 && (this.done = !0), b === this.last ? this.sinceLastUpdate += a : (this.sinceLastUpdate && (this.rate = (b - this.last) / this.sinceLastUpdate), this.catchup = (b - this.progress) / D.catchupTime, this.sinceLastUpdate = 0, this.last = b), b > this.progress && (this.progress += this.catchup * a), c = 1 - Math.pow(this.progress / 100, D.easeFactor), this.progress += c * this.rate * a, this.progress = Math.min(this.lastProgress + D.maxProgressPerFrame, this.progress), this.progress = Math.max(0, this.progress), this.progress = Math.min(100, this.progress), this.lastProgress = this.progress, this.progress
}, a
}(), L = null, H = null, r = null, M = null, p = null, s = null, j.running = !1, z = function() {
return D.restartOnPushState ? j.restart() : void 0
}, null != window.history.pushState && (T = window.history.pushState, window.history.pushState = function() {
return z(), T.apply(window.history, arguments)
}), null != window.history.replaceState && (W = window.history.replaceState, window.history.replaceState = function() {
return z(), W.apply(window.history, arguments)
}), l = {
ajax: a,
elements: d,
document: c,
eventLag: f
}, (B = function() {
var a, c, d, e, f, g, h, i;
for (j.sources = L = [], g = ["ajax", "elements", "document", "eventLag"], c = 0, e = g.length; e > c; c++) a = g[c], D[a] !== !1 && L.push(new l[a](D[a]));
for (i = null != (h = D.extraSources) ? h : [], d = 0, f = i.length; f > d; d++) K = i[d], L.push(new K(D));
return j.bar = r = new b, H = [], M = new m
})(), j.stop = function() {
return j.trigger("stop"), j.running = !1, r.destroy(), s = !0, null != p && ("function" == typeof t && t(p), p = null), B()
}, j.restart = function() {
return j.trigger("restart"), j.stop(), j.start()
}, j.go = function() {
var a;
return j.running = !0, r.render(), a = C(), s = !1, p = G(function(b, c) {
var d, e, f, g, h, i, k, l, n, o, p, q, t, u, v, w;
for (l = 100 - r.progress, e = p = 0, f = !0, i = q = 0, u = L.length; u > q; i = ++q)
for (K = L[i], o = null != H[i] ? H[i] : H[i] = [], h = null != (w = K.elements) ? w : [K], k = t = 0, v = h.length; v > t; k = ++t) g = h[k], n = null != o[k] ? o[k] : o[k] = new m(g), f &= n.done, n.done || (e++, p += n.tick(b));
return d = p / e, r.update(M.tick(b, d)), r.done() || f || s ? (r.update(100), j.trigger("done"), setTimeout(function() {
return r.finish(), j.running = !1, j.trigger("hide")
}, Math.max(D.ghostTime, Math.max(D.minTime - (C() - a), 0)))) : c()
})
}, j.start = function(a) {
v(D, a), j.running = !0;
try {
r.render()
} catch (b) {
i = b
}
return document.querySelector(".pace") ? (j.trigger("start"), j.go()) : setTimeout(j.start, 50)
}, "function" == typeof define && define.amd ? define(function() {
return j
}) : "object" == typeof exports ? module.exports = j : D.startOnPageLoad && j.start()
}).call(this);