sp-rest-proxy/dist/utils/url.js

SharePoint REST API Proxy for Node.js and Express local serve

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.UrlUtils = void 0;
var url_1 = require("url");
var UrlUtils = (function () {
    function UrlUtils(ctx, settings) {
        var _this = this;
        this.ctx = ctx;
        this.settings = settings;
        this.isOnPrem = function (url) {
            return url.indexOf('.sharepoint.com') === -1 && url.indexOf('.sharepoint.cn') === -1;
        };
        this.isHttps = function (url) {
            return url.split('://')[0].toLowerCase() === 'https';
        };
        this.isAbsolute = function (url) {
            return url.indexOf('http:') === 0 || url.indexOf('https:') === 0;
        };
        this.apiEndpoint = function (req) {
            var reqUrl = typeof req === 'string' ? req : req.originalUrl;
            var strictRelativeUrls = _this.settings.strictRelativeUrls;
            if (typeof req === 'object' && req.header('X-ProxyStrict')) {
                strictRelativeUrls = req.header('X-ProxyStrict').toLowerCase() === 'true' ? true : false;
            }
            var siteUrlParsed = (0, url_1.parse)(_this.ctx.siteUrl);
            var baseUrlArr = siteUrlParsed.pathname.split('/');
            var reqUrlArr = reqUrl.split('?')[0].split('/');
            var len = baseUrlArr.length > reqUrlArr.length ? reqUrlArr.length : baseUrlArr.length;
            var similarity = 0;
            var reqPathName = reqUrl;
            if (!strictRelativeUrls) {
                for (var i = 0; i < len; i += 1) {
                    similarity += baseUrlArr[i] === reqUrlArr[i] ? 1 : 0;
                }
                if (similarity < 2) {
                    reqPathName = ("".concat(siteUrlParsed.pathname, "/").concat(reqUrl)).replace(/\/\//g, '/');
                }
                reqPathName = reqPathName.replace(/\/\//g, '/');
            }
            return "".concat(siteUrlParsed.protocol, "//").concat(siteUrlParsed.host).concat(reqPathName);
        };
        this.proxyEndpoint = function (reqUrl) {
            var spHostUrl = _this.ctx.siteUrl.split('/').splice(0, 3).join('/');
            var proxyUrl = reqUrl;
            if (proxyUrl.toLowerCase().indexOf(spHostUrl.toLowerCase()) === 0) {
                proxyUrl = proxyUrl.replace(new RegExp(spHostUrl, 'i'), _this.ctx.proxyHostUrl);
            }
            return proxyUrl;
        };
    }
    return UrlUtils;
}());
exports.UrlUtils = UrlUtils;
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