2015-11-23 21:46:34 +01:00

60 lines
1.8 KiB
Java

package fr.xephi.authme.security.crypts;
import fr.xephi.authme.AuthMe;
import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
/**
*/
public class WBB3 implements EncryptionMethod {
/**
* Method getSHA1.
*
* @param message String
*
* @return String * @throws NoSuchAlgorithmException
*/
private static String getSHA1(String message)
throws NoSuchAlgorithmException {
MessageDigest sha1 = MessageDigest.getInstance("SHA1");
sha1.reset();
sha1.update(message.getBytes());
byte[] digest = sha1.digest();
return String.format("%0" + (digest.length << 1) + "x", new BigInteger(1, digest));
}
/**
* Method getHash.
*
* @param password String
* @param salt String
* @param name String
*
* @return String * @throws NoSuchAlgorithmException * @see fr.xephi.authme.security.crypts.EncryptionMethod#getHash(String, String, String)
*/
@Override
public String getHash(String password, String salt, String name)
throws NoSuchAlgorithmException {
return getSHA1(salt.concat(getSHA1(salt.concat(getSHA1(password)))));
}
/**
* Method comparePassword.
*
* @param hash String
* @param password String
* @param playerName String
*
* @return boolean * @throws NoSuchAlgorithmException * @see fr.xephi.authme.security.crypts.EncryptionMethod#comparePassword(String, String, String)
*/
@Override
public boolean comparePassword(String hash, String password,
String playerName) throws NoSuchAlgorithmException {
String salt = AuthMe.getInstance().database.getAuth(playerName).getSalt();
return hash.equals(getHash(password, salt, ""));
}
}