Purge Akamai CDN using Node.js

akamai.js

var request = require('request');
var settings = {
    AKAMAI_USER: 'test',
    AKAMAI_PASSWORD: '...',
    AKAMAI_NOTIFICATION_EMAIL: ''
};

var akamai = exports;

var SOAP_URL = 'https://ccuapi.akamai.com:443/soap/servlet/soap/purge';

akamai.purge = function (urls, callback) {
    var body = '<?xml version="1.0" encoding="UTF-8"?>' +
               '<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ' +
                              'xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/" ' +
                              'xmlns:xsd="http://www.w3.org/2001/XMLSchema" ' +
                              'soap:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" ' +
                              'xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">' +
                   '<soap:Body>' +
                        '<purgeRequest xmlns="http://ccuapi.akamai.com/purge">' +
                            '<name xsi:type="xsd:string">' + settings.AKAMAI_USER + '</name>' +
                            '<pwd xsi:type="xsd:string">' + settings.AKAMAI_PASSWORD + '</pwd>' +
                            '<network xsi:type="xsd:string"></network>' +
                            '<opt soapenc:arrayType="xsd:string[3]" xsi:type="soapenc:Array">' +
                                '<item xsi:type="xsd:string">type=arl</item>' +
                                '<item xsi:type="xsd:string">action=remove</item>' +
                                '<item xsi:type="xsd:string">email-notification=' + settings.AKAMAI_NOTIFICATION_EMAIL + '</item>' +
                            '</opt>' +
    '<uri soapenc:arrayType="xsd:string[' + urls.length + ']" xsi:type="soapenc:Array">';
    urls.forEach(function (url) {
        body += '<item xsi:type="xsd:string">' + url + '</item>';
    });
    body += '</uri>' +
                            '</purgeRequest>' +
                  '</soap:Body>' +
              '</soap:Envelope>';

    request({
        method: 'POST',
        url: SOAP_URL,
        headers: {
            'SOAPAction': 'http://ccuapi.akamai.com/purge#purgeRequest',
            'Content-Type': 'text/xml; charset="UTF-8"'
        },
        body: body
    }, function (error, response, body) {
        if (error) {
            callback(error);
            return;
        }

        if (response.statusCode === 200) {
            callback(null);
        } else {
            callback(body);
        }
    });
};

// Sample call:
//
// akamai.purge(['http://gasi.ch/kitten.jpg', 'http://gasi.ch/script.js'], function (error) {
//     console.log(error);
// });