inceptum/dist/web/ContentNegotiationMiddleware.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const xmlbuilder = require("xmlbuilder");
/**
 * To use this middleware with swagger, set xml root tag name in relevant definition in swagger.yml
 */
class ContentNegotiationMiddleware {
    constructor(xmlRoot) {
        this.xmlRoot = xmlRoot;
    }
    getMiddleware() {
        const xmlRoot = this.xmlRoot;
        if (!xmlRoot) {
            return;
        }
        return (req, res, next) => {
            const xmlType = 'application/xml';
            if (xmlType === req.get('accept')) {
                const originalSend = res.send;
                res.send = function (...data) {
                    const obj = {};
                    obj[xmlRoot] = data[0];
                    data[0] = xmlbuilder.create(obj).end();
                    originalSend.apply(res, data);
                };
                res.header('content-type', xmlType);
            }
            next();
        };
    }
}
exports.ContentNegotiationMiddleware = ContentNegotiationMiddleware;
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