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[更新]增加UTF8三十六进制加密与解密

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Anyon 2017-06-26 13:31:07 +08:00
parent d9cc3f3dce
commit 696493a0f9
1 changed files with 15 additions and 9 deletions
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24
application/common.php
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@ -56,24 +56,30 @@ function & load_wechat($type = '') {
} }
/** /**
* 安全URL编码 * UTF8字符串加密
* @param array|string $data * @param string $string
* @return string * @return string
*/ */
function encode($data) { function encode($string) {
return str_replace(['+', '/', '='], ['-', '_', ''], base64_encode(serialize($data))); $chars = '';
$len = strlen($string = iconv('utf-8', 'gbk', $string));
for ($i = 0; $i < $len; $i++) {
$chars .= str_pad(base_convert(ord($string[$i]), 10, 36), 2, 0, 0);
}
return strtoupper($chars);
} }
/** /**
* 安全URL解码 * UTF8字符串解密
* @param string $string * @param string $string
* @return string * @return string
*/ */
function decode($string) { function decode($string) {
$data = str_replace(['-', '_'], ['+', '/'], $string); $chars = '';
$mod4 = strlen($data) % 4; foreach (str_split($string, 2) as $char) {
!!$mod4 && $data .= substr('====', $mod4); $chars .= chr(intval(base_convert($char, 36, 10)));
return unserialize(base64_decode($data)); }
return iconv('gbk', 'utf-8', $chars);
} }
/** /**