Generate password

genPw.js

/* ========================================================================
 * Copyright 2012 new013231@gmail.com
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ========================================================================
 */

function calcPw(basePw, usage) {
    var pw = CryptoJS
	.SHA256(basePw + usage)
	.toString(CryptoJS.enc.Base64)
	.slice(0, 16);
    if (pw.search('^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])[^+/]*$') != -1)
	return pw;
    else
	return calcPw(pw, usage);
}