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폼메일에서의 이메일주소 노출 수정

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This commit is contained in:
chicpro
2016-05-02 16:53:37 +09:00
parent 2e36c0a662
commit 7a8a4fe71d
3 changed files with 57 additions and 5 deletions
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50
lib/common.lib.php
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@ -1200,7 +1200,8 @@ function get_sideview($mb_id, $name='', $email='', $homepage='')
global $g5;
global $bo_table, $sca, $is_admin, $member;
$email = base64_encode($email);
$email_enc = new str_encrypt();
$email = $email_enc->encrypt($email);
$homepage = set_http(clean_xss_tags($homepage));
$name = get_text($name, 0, true);
@ -3173,4 +3174,51 @@ function check_vaild_callback($callback){
return true;
}
}
// 문자열 암복호화
class str_encrypt
{
var $salt;
var $lenght;
function __construct($salt='')
{
if(!$salt)
$this->salt = md5(G5_MYSQL_PASSWORD);
else
$this->salt = $salt;
$this->length = strlen($this->salt);
}
function encrypt($str)
{
$length = strlen($str);
$result = '';
for($i=0; $i<$length; $i++) {
$char = substr($str, $i, 1);
$keychar = substr($this->salt, ($i % $this->length) - 1, 1);
$char = chr(ord($char) + ord($keychar));
$result .= $char;
}
return base64_encode($result);
}
function decrypt($str) {
$result = '';
$str = base64_decode($str);
$length = strlen($str);
for($i=0; $i<$length; $i++) {
$char = substr($str, $i, 1);
$keychar = substr($this->salt, ($i % $this->length) - 1, 1);
$char = chr(ord($char) - ord($keychar));
$result .= $char;
}
return $result;
}
}
?>