谷歌 analytics.js 部分解密版

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解析后代码: 未完全版

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        var c, d;
        null == a ? c = d = 1 : (c = La(a), d = La(ea(a, ".") ? a[substring](1) : "." + a));
        for (var e = 0; e < b[length]; e++) if (b[e][hash] == c || b[e][hash] == d) return b[e]
    };
    var od = new RegExp(/^https?://([^/:]+)/),
    pd = /(.*)([?&#])(?:_ga=[^&#]*)(?:&?)(.*)/;
    function Bc(a) {
        a = a.get(Q);
        var b = Ic(a, 0);
        return "_ga=1." + sa(b + "." + a)
    }
    function Ic(a, b) {
        for (var c = new Date,
        d = ___window[navigator], e = d.plugins || [], c = [a, d.userAgent, c.getTimezoneOffset(), c.getYear(), c.getDate(), c.getHours(), c.getMinutes() + b], d = 0; d < e[length]; ++d) c.push(e[d].description);
        return La(c[join]("."))
    }
    var Dc = function (a) {
        J(48);
        this.target = a;
        this.T = !1
    };
    Dc[prototype].Q = function (a, b) {
        if (a.tagName) {
            if ("a" == a.tagName[toLowerCase]()) {
                a[href] && Pc(a, qd(this, a[href], b));
                return
            }
            if ("form" == a.tagName[toLowerCase]()) return rd(this, a)
        }
        if ("string" == typeof a) return qd(this, a, b)
    };
    var qd = function (a, b, c) {
        var d = pd.exec(b);
        d && 3 <= d[length] && (b = d[1] + (d[3] ? d[2] + d[3] : ""));
        a = a[target].get("linkerParam");
        var e = b[indexOf]("?"),
        d = b[indexOf]("#");
        c ? b += (-1 == d ? "#" : "&") + a : (c = -1 == e ? "?" : "&", b = -1 == d ? b + (c + a) : b[substring](0, d) + c + a + b[substring](d));
        return b
    },
    rd = function (a, b) {
        if (b && b[action]) {
            var c = a[target].get("linkerParam")[split]("=")[1];
            if ("get" == b.method[toLowerCase]()) {
                for (var d = b.childNodes || [], e = 0; e < d[length]; e++) if ("_ga" == d[e][name]) {
                    d[e][setAttribute]("value", c);
                    return
                }
                d = _document[createElement]("input");
                d[setAttribute]("type", "hidden");
                d[setAttribute]("name", "_ga");
                d[setAttribute]("value", c);
                b.appendChild(d)
            } else "post" == b.method[toLowerCase]() && (b.action = qd(a, b[action]))
        }
    };
    Dc[prototype].S = function (a, b, c) {
        function d(c) {
            try {
                c = c || ___window.event;
                var d;
                t: {
                    var g = c[target] || c.srcElement;
                    for (c = 100; g && 0 < c;) {
                        if (g[href] && g.nodeName[match](/^a(?:rea)?$/i)) {
                            d = g;
                            break t
                        }
                        g = g[parentNode];
                        c--
                    }
                    d = {}
                } ("http:" == d[protocol] || "https:" == d[protocol]) && sd(a, d[hostname] || "") && d[href] && Pc(d, qd(e, d[href], b))
            } catch (w) {
                J(26)
            }
        }
        var e = this;
        this.T || (this.T = !0, ta(_document, "mousedown", d, !1), ta(_document, "touchstart", d, !1), ta(_document, "keyup", d, !1));
        if (c) {
            c = function (b) {
                b = b || ___window.event;
                if ((b = b[target] || b.srcElement) && b[action]) {
                    var c = b[action][match](od);
                    c && sd(a, c[1]) && rd(e, b)
                }
            };
            for (var g = 0; g < _document.forms[length]; g++) ta(_document.forms[g], "submit", c)
        }
    };
    function sd(a, b) {
        if (b == _document[location][hostname]) return !1;
        for (var c = 0; c < a[length]; c++) if (a[c] instanceof RegExp) {
            if (a[c][test](b)) return !0
        } else if (0 <= b[indexOf](a[c])) return !0;
        return !1
    };
    var Jd = function (a, b, c, d) {
        this.U = b;
        this.aa = c; (b = d) || (b = (b = P(a, V)) && "t0" != b ? Wd[test](b) ? "_gat_" + ka(P(a, Na)) : "_gat_" + ka(b) : "_gat");
        this.Y = b
    },
    Rd = function (a, b) {
        var c = b.get(Wb);
        b.set(Wb,
        function (b) {
            Pd(a, b);
            var d = c(b);
            Qd(a, b);
            return d
        });
        var d = b.get(Xb);
        b.set(Xb,
        function (b) {
            var c = d(b);
            Id(a, b);
            return c
        })
    },
    Pd = function (a, b) {
        b.get(a.U) || ("1" == ya(a.Y)[0] ? b.set(a.U, "", !0) : b.set(a.U, "" + Ud(), !0))
    },
    Qd = function (a, b) {
        b.get(a.U) && zc(a.Y, "1", b.get(Yb), b.get(W), b.get(Na), 6E5)
    },
    Id = function (a, b) {
        if (b.get(a.U)) {
            var c = new N,
            d = function (a) {
                c.set($a(a).p, b.get(a))
            };
            d(hb);
            d(ib);
            d(Na);
            d(Q);
            d(a.U);
            d(ld);
            var e = a.aa;
            c.map(function (a, b) {
                e += sa(a) + "=" + sa("" + b) + "&"
            });
            e += "z=" + Ud();
            Ca(e);
            b.set(a.U, "", !0)
        }
    },
    Wd = /^gtmd+$/;
    var fd = function (a, b) {
        var c = a.b;
        if (!c.get("dcLoaded")) {
            J(29);
            ___window._gaq && J(52);
            b = b || {};
            var d;
            b[U] && (d = ka(b[U]));
            d = new Jd(c, ed, "https://stats.g.doubleclick.net/collect?t=dc&aip=1&", d);
            Rd(d, c);
            c.set("dcLoaded", !0)
        }
    };
    var Sd = function (a) {
        var b;
        a.get("dcLoaded") || "cookie" != a.get(ac) ? b = !1 : (b = new Od(R(a, Nd)), b = Ed(b, null, La(a.get(Q
原文地址:https://www.cnblogs.com/zbw911/p/4073444.html