(function () {
    "use strict";

    var NodeRSA = require(‘node-rsa‘);
    
    function validate(PK, name, product, licenseKey) {
        var pk, decrypted;
		/*添加licensekey开始*/
		return{
			name:"kdyzm",
			product:"StarUML",
			licenseType:"vip",
			quantity:"www.kdyzm.com",
			licenseKey:"hello,kdyzm!"
		}
		/*添加licensekey结束*/
        try {
            pk = new NodeRSA(PK);
            decrypted = pk.decrypt(licenseKey, ‘utf8‘);
        } catch (err) {
            return false;
        }
        var terms = decrypted.trim().split("\n");
        if (terms[0] === name && terms[1] === product) {
            return { 
                name: name, 
                product: product, 
                licenseType: terms[2],
                quantity: terms[3],
                licenseKey: licenseKey
            };
        } else {
            return false;
        }
    }