Current File : /var/www/crm/include/utils/encryption_utils.php
<?php
if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
/*********************************************************************************
* SugarCRM Community Edition is a customer relationship management program developed by
* SugarCRM, Inc. Copyright (C) 2004-2012 SugarCRM Inc.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU Affero General Public License version 3 as published by the
* Free Software Foundation with the addition of the following permission added
* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
* details.
*
* You should have received a copy of the GNU Affero General Public License along with
* this program; if not, see http://www.gnu.org/licenses or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License version 3.
*
* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* SugarCRM" logo. If the display of the logo is not reasonably feasible for
* technical reasons, the Appropriate Legal Notices must display the words
* "Powered by SugarCRM".
********************************************************************************/
require_once('include/Pear/Crypt_Blowfish/Blowfish.php');
function sugarEncode($key, $data){
return base64_encode($data);
}
function sugarDecode($key, $encoded){
$data = base64_decode($encoded);
return $data;
}
///////////////////////////////////////////////////////////////////////////////
//// BLOWFISH
/**
* retrives the system's private key; will build one if not found, but anything encrypted before is gone...
* @param string type
* @return string key
*/
function blowfishGetKey($type) {
$key = array();
$type = str_rot13($type);
$keyCache = "custom/blowfish/{$type}.php";
// build cache dir if needed
if(!file_exists('custom/blowfish')) {
mkdir_recursive('custom/blowfish');
}
// get key from cache, or build if not exists
if(file_exists($keyCache)) {
include($keyCache);
} else {
// create a key
$key[0] = create_guid();
write_array_to_file('key', $key, $keyCache);
}
return $key[0];
}
/**
* Uses blowfish to encrypt data and base 64 encodes it. It stores the iv as part of the data
* @param STRING key - key to base encoding off of
* @param STRING data - string to be encrypted and encoded
* @return string
*/
function blowfishEncode($key, $data){
$bf = new Crypt_Blowfish($key);
$encrypted = $bf->encrypt($data);
return base64_encode($encrypted);
}
/**
* Uses blowfish to decode data assumes data has been base64 encoded with the iv stored as part of the data
* @param STRING key - key to base decoding off of
* @param STRING encoded base64 encoded blowfish encrypted data
* @return string
*/
function blowfishDecode($key, $encoded){
$data = base64_decode($encoded);
$bf = new Crypt_Blowfish($key);
return trim($bf->decrypt($data));
}
?>
Mini Shell