一个接口经过java 的des,base64加密，解密,求对应的php代码

[entrance123123]

import javax.crypto.Cipher;  
import javax.crypto.spec.IvParameterSpec;  
import javax.crypto.spec.SecretKeySpec;  

import net.sf.json.JSONObject;

import org.apache.commons.codec.binary.Base64;

public class DES {
	private static byte[] iv = { 1, 2, 3, 4, 5, 6, 7, 8 };
	private static String encryptKey="liming";
	public static String encryptDES(String encryptString)
			throws Exception {
		IvParameterSpec zeroIv = new IvParameterSpec(new byte[8]);
		IvParameterSpec zeroIv = new IvParameterSpec(iv);
		SecretKeySpec key = new SecretKeySpec(encryptKey.getBytes(), "DES");
		Cipher cipher = Cipher.getInstance("DES/CBC/PKCS5Padding");
		cipher.init(Cipher.ENCRYPT_MODE, key, zeroIv);
		byte[] encryptedData = cipher.doFinal(encryptString.getBytes("UTF-8"));
		return MyBase64.encode(encryptedData);

	}

	public static String decryptDES(String decryptString)
			throws Exception {
		byte[] byteMi = new MyBase64().decode(decryptString);
		IvParameterSpec zeroIv = new IvParameterSpec(iv);
		 IvParameterSpec zeroIv = new IvParameterSpec(new byte[8]);
		SecretKeySpec key = new SecretKeySpec(encryptKey.getBytes(), "DES");
		Cipher cipher = Cipher.getInstance("DES/CBC/PKCS5Padding");
		cipher.init(Cipher.DECRYPT_MODE, key, zeroIv);
		byte decryptedData[] = cipher.doFinal(byteMi);
		return new String(decryptedData , "UTF-8");
		return decryptString;
		return   new String(byteMi,"UTF-8");
	

	}

一个接口经过java 的des,base64加密，解密,求对应的php代码