39 lines
681 B
PHP
39 lines
681 B
PHP
<?php
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namespace lib;
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/**
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* AES128加解密类
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* @author dy
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*
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*/
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class Aes
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{
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//密钥
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private $_secrect_key;
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public function __construct()
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{
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$this->_secrect_key = md5(SYS_KEY);
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}
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/**
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* 加密方法
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* @param string $string
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* @return string
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*/
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public function encrypt($string)
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{
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return base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256, md5($this->_secrect_key), $string, MCRYPT_MODE_CBC, md5(md5($this->_secrect_key))));
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}
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/**
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* 解密方法
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* @param string $string
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* @return string
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*/
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public function decrypt($string)
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{
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return rtrim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, md5($this->_secrect_key), base64_decode($string), MCRYPT_MODE_CBC, md5(md5($this->_secrect_key))), "12");
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}
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}
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