@cylution/is-cloudflare-ip/dist/index.js

check if request IP come from Cloudflare

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.CloudflareIP = void 0;
var ip_1 = require("ip");
var ip_cached_1 = require("./src/ip-cached");
var utils_1 = require("./src/utils");
var CloudflareIP = (function () {
    function CloudflareIP(options) {
        var _a, _b;
        this.v4 = ((_a = options === null || options === void 0 ? void 0 : options.v4) !== null && _a !== void 0 ? _a : ip_cached_1.v4).map(function (cidr) { return (0, ip_1.cidrSubnet)(cidr); });
        this.v6 = ((_b = options === null || options === void 0 ? void 0 : options.v6) !== null && _b !== void 0 ? _b : ip_cached_1.v6).map(function (cidr) { return (0, ip_1.cidrSubnet)(cidr); });
    }
    CloudflareIP.prototype.validate = function (ip) {
        return (0, ip_1.isV4Format)(ip)
            ? this.v4.some(function (subnetInfo) { return subnetInfo.contains(ip); })
            : (0, ip_1.isV6Format)(ip)
                ? this.v6.some(function (subnetInfo) { return subnetInfo.contains(ip); })
                : false;
    };
    CloudflareIP.prototype.validateV4 = function (ipV4) {
        return (0, ip_1.isV4Format)(ipV4) && this.v4.some(function (subnetInfo) { return subnetInfo.contains(ipV4); });
    };
    CloudflareIP.prototype.validateV6 = function (ipV6) {
        return (0, ip_1.isV6Format)(ipV6) && this.v6.some(function (subnetInfo) { return subnetInfo.contains(ipV6); });
    };
    CloudflareIP.prototype.update = function (interval, onError) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                clearTimeout(this._timeout);
                if (interval == null || interval <= 0) {
                    this._interval = null;
                }
                else {
                    if (interval < 1000)
                        console.warn("CloudflareIP.update: interval is in milliseconds. You entered '" + interval + "' is less than 1000ms");
                    this._interval = interval;
                }
                return [2, this._update().catch(function (e) {
                        onError && onError(e);
                    })];
            });
        });
    };
    CloudflareIP.prototype._update = function () {
        return __awaiter(this, void 0, void 0, function () {
            var _a, v4, v6;
            var _this = this;
            return __generator(this, function (_b) {
                switch (_b.label) {
                    case 0: return [4, (0, utils_1.getSubnetInfos)()];
                    case 1:
                        _a = _b.sent(), v4 = _a.v4, v6 = _a.v6;
                        this.v4 = v4;
                        this.v6 = v6;
                        if (this._interval) {
                            this._timeout = setTimeout(function () { return _this._update(); }, this._interval);
                        }
                        return [2];
                }
            });
        });
    };
    CloudflareIP.prototype.destroyInterval = function () {
        this._interval = null;
        clearTimeout(this._timeout);
    };
    return CloudflareIP;
}());
exports.CloudflareIP = CloudflareIP;