website/js/svg-injector.js

/**
 * SVGInjector v1.1.3 - Fast, caching, dynamic inline SVG DOM injection library
 * https://github.com/iconic/SVGInjector
 *
 * Copyright (c) 2014-2015 Waybury <hello@waybury.com>
 * @license MIT
 */
!(function (t, e) {
    "use strict";
    function r(t) {
        t = t.split(" ");
        for (var e = {}, r = t.length, n = []; r--; ) e.hasOwnProperty(t[r]) || ((e[t[r]] = 1), n.unshift(t[r]));
        return n.join(" ");
    }
    var n = "file:" === t.location.protocol,
        i = e.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicStructure", "1.1"),
        o =
            Array.prototype.forEach ||
            function (t, e) {
                if (void 0 === this || null === this || "function" != typeof t) throw new TypeError();
                var r,
                    n = this.length >>> 0;
                for (r = 0; n > r; ++r) r in this && t.call(e, this[r], r, this);
            },
        a = {},
        l = 0,
        s = [],
        u = [],
        c = {},
        f = function (t) {
            return t.cloneNode(!0);
        },
        p = function (t, e) {
            (u[t] = u[t] || []), u[t].push(e);
        },
        d = function (t) {
            for (var e = 0, r = u[t].length; r > e; e++)
                !(function (e) {
                    setTimeout(function () {
                        u[t][e](f(a[t]));
                    }, 0);
                })(e);
        },
        v = function (e, r) {
            if (void 0 !== a[e]) a[e] instanceof SVGSVGElement ? r(f(a[e])) : p(e, r);
            else {
                if (!t.XMLHttpRequest) return r("Browser does not support XMLHttpRequest"), !1;
                (a[e] = {}), p(e, r);
                var i = new XMLHttpRequest();
                (i.onreadystatechange = function () {
                    if (4 === i.readyState) {
                        if (404 === i.status || null === i.responseXML)
                            return r("Unable to load SVG file: " + e), n && r("Note: SVG injection ajax calls do not work locally without adjusting security setting in your browser. Or consider using a local webserver."), r(), !1;
                        if (!(200 === i.status || (n && 0 === i.status))) return r("There was a problem injecting the SVG: " + i.status + " " + i.statusText), !1;
                        if (i.responseXML instanceof Document) a[e] = i.responseXML.documentElement;
                        else if (DOMParser && DOMParser instanceof Function) {
                            var t;
                            try {
                                var o = new DOMParser();
                                t = o.parseFromString(i.responseText, "text/xml");
                            } catch (l) {
                                t = void 0;
                            }
                            if (!t || t.getElementsByTagName("parsererror").length) return r("Unable to parse SVG file: " + e), !1;
                            a[e] = t.documentElement;
                        }
                        d(e);
                    }
                }),
                    i.open("GET", e),
                    i.overrideMimeType && i.overrideMimeType("text/xml"),
                    i.send();
            }
        },
        h = function (e, n, a, u) {
            var f = e.getAttribute("data-src") || e.getAttribute("src");
            if (!/\.svg/i.test(f)) return void u("Attempted to inject a file with a non-svg extension: " + f);
            if (!i) {
                var p = e.getAttribute("data-fallback") || e.getAttribute("data-png");
                return void (p ? (e.setAttribute("src", p), u(null)) : a ? (e.setAttribute("src", a + "/" + f.split("/").pop().replace(".svg", ".png")), u(null)) : u("This browser does not support SVG and no PNG fallback was defined."));
            }
            -1 === s.indexOf(e) &&
                (s.push(e),
                e.setAttribute("src", ""),
                v(f, function (i) {
                    if ("undefined" == typeof i || "string" == typeof i) return u(i), !1;
                    var a = e.getAttribute("id");
                    a && i.setAttribute("id", a);
                    var p = e.getAttribute("title");
                    p && i.setAttribute("title", p);
                    var d = [].concat(i.getAttribute("class") || [], "injected-svg", e.getAttribute("class") || []).join(" ");
                    i.setAttribute("class", r(d));
                    var v = e.getAttribute("style");
                    v && i.setAttribute("style", v);
                    var h = [].filter.call(e.attributes, function (t) {
                        return /^data-\w[\w\-]*$/.test(t.name);
                    });
                    o.call(h, function (t) {
                        t.name && t.value && i.setAttribute(t.name, t.value);
                    });
                    var g,
                        m,
                        b,
                        y,
                        A,
                        w = {
                            clipPath: ["clip-path"],
                            "color-profile": ["color-profile"],
                            cursor: ["cursor"],
                            filter: ["filter"],
                            linearGradient: ["fill", "stroke"],
                            marker: ["marker", "marker-start", "marker-mid", "marker-end"],
                            mask: ["mask"],
                            pattern: ["fill", "stroke"],
                            radialGradient: ["fill", "stroke"],
                        };
                    Object.keys(w).forEach(function (t) {
                        (g = t), (b = w[t]), (m = i.querySelectorAll("defs " + g + "[id]"));
                        for (var e = 0, r = m.length; r > e; e++) {
                            (y = m[e].id), (A = y + "-" + l);
                            var n;
                            o.call(b, function (t) {
                                n = i.querySelectorAll("[" + t + '*="' + y + '"]');
                                for (var e = 0, r = n.length; r > e; e++) n[e].setAttribute(t, "url(#" + A + ")");
                            }),
                                (m[e].id = A);
                        }
                    }),
                        i.removeAttribute("xmlns:a");
                    for (var x, S, k = i.querySelectorAll("script"), j = [], G = 0, T = k.length; T > G; G++)
                        (S = k[G].getAttribute("type")), (S && "application/ecmascript" !== S && "application/javascript" !== S) || ((x = k[G].innerText || k[G].textContent), j.push(x), i.removeChild(k[G]));
                    if (j.length > 0 && ("always" === n || ("once" === n && !c[f]))) {
                        for (var M = 0, V = j.length; V > M; M++) new Function(j[M])(t);
                        c[f] = !0;
                    }
                    var E = i.querySelectorAll("style");
                    o.call(E, function (t) {
                        t.textContent += "";
                    }),
                        e.parentNode.replaceChild(i, e),
                        delete s[s.indexOf(e)],
                        (e = null),
                        l++,
                        u(i);
                }));
        },
        g = function (t, e, r) {
            e = e || {};
            var n = e.evalScripts || "always",
                i = e.pngFallback || !1,
                a = e.each;
            if (void 0 !== t.length) {
                var l = 0;
                o.call(t, function (e) {
                    h(e, n, i, function (e) {
                        a && "function" == typeof a && a(e), r && t.length === ++l && r(l);
                    });
                });
            } else
                t
                    ? h(t, n, i, function (e) {
                          a && "function" == typeof a && a(e), r && r(1), (t = null);
                      })
                    : r && r(0);
        };
    "object" == typeof module && "object" == typeof module.exports
        ? (module.exports = exports = g)
        : "function" == typeof define && define.amd
        ? define(function () {
              return g;
          })
        : "object" == typeof t && (t.SVGInjector = g);
})(window, document);
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