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download_with_basic_auth.js

var BASIC_AUTH_USER = "tomcat";
var BASIC_AUTH_PASS = "tomcat";

var URL_PREFIX = "http://localhost:8080";

//------------------------------------------------------------
var HTTPREQUEST_SETCREDENTIALS_FOR_SERVER = 0;
var adTypeBinary = 1;
var adSaveCreateOverWrite = 2;

var HTTP_OK = 200;

function gen_url(path) {
    return URL_PREFIX + path;
}

function get_response(url) {
    var http = new ActiveXObject("WinHttp.WinHttpRequest.5.1");
    
    http.open("GET", url, false);
    http.SetCredentials(BASIC_AUTH_USER, BASIC_AUTH_PASS, HTTPREQUEST_SETCREDENTIALS_FOR_SERVER);
    http.Send();

    if (http.Status != HTTP_OK) {
        return null;
    }
    
    return http;
}

function save_response(path, data) {
    var ado_stream = new ActiveXObject("ADODB.Stream");
    
    ado_stream.Type = adTypeBinary;
    ado_stream.Open;
    ado_stream.Write(data);
    ado_stream.SaveToFile(path, adSaveCreateOverWrite);
    ado_stream.Close;
}

function get_file_list() {
    var ret = get_response(gen_url("/hello"));
    var match_data = ret.ResponseText.match(/a href="(.+.zip)"/g);
    var file_list = []
    if (match_data) {
        for (var i = 0; i < match_data.length; i++) {
            var reg = new RegExp("\"", "g"); //インデント崩れるのでRegExpで。
            file_list.push(match_data[i].replace(reg, "").replace("a href=", ""));
        }
    }
    return file_list;
}

function basename(filename) {
    filename.match(/.*\/(.*)$/); //絶対にマッチするのでmatchだけ
    return RegExp.$1;
}

function main() {
    var files = get_file_list();

    for (var i = 0; i < files.length; i++) {
        var file = files[i];
        var url = gen_url(file);
        var result = get_response(url);
        var save_filename = "./" + basename(file);
        
        if (result) {
            save_response(save_filename, result.responseBody);
            WSH.echo(url + " was downloaded as " + save_filename);
        } else {
            WSH.echo(url + " was failed to be downloaded.");
        }
    }
}

WSH.echo(main());