diff options
Diffstat (limited to 'system/libraries/Encrypt.php')
| -rw-r--r-- | system/libraries/Encrypt.php | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/system/libraries/Encrypt.php b/system/libraries/Encrypt.php index abc769460..537b1ab20 100644 --- a/system/libraries/Encrypt.php +++ b/system/libraries/Encrypt.php @@ -27,6 +27,7 @@ * @link http://www.codeigniter.com/user_guide/libraries/encryption.html */ class CI_Encrypt { + var $encryption_key = ''; var $_hash_type = 'sha1'; var $_mcrypt_exists = FALSE; var $_mcrypt_cipher; @@ -43,7 +44,6 @@ class CI_Encrypt { $this->_mcrypt_exists = ( ! function_exists('mcrypt_encrypt')) ? FALSE : TRUE; log_message('debug', "Encrypt Class Initialized"); } - // END CI_Encrypt() // -------------------------------------------------------------------- @@ -61,6 +61,11 @@ class CI_Encrypt { { if ($key == '') { + if ($this->encryption_key != '') + { + return $this->encryption_key; + } + $obj =& get_instance(); $key = $obj->config->item('encryption_key'); @@ -72,7 +77,20 @@ class CI_Encrypt { return md5($key); } - // END get_key() + + // -------------------------------------------------------------------- + + /** + * Set the encryption key + * + * @access public + * @param string + * @return void + */ + function set_key($key = '') + { + $this->encryption_key = $key; + } // -------------------------------------------------------------------- @@ -103,7 +121,6 @@ class CI_Encrypt { } return base64_encode($enc); } - // END encode() // -------------------------------------------------------------------- @@ -134,7 +151,6 @@ class CI_Encrypt { return $this->_xor_decode($dec, $key); } - // END decode() // -------------------------------------------------------------------- @@ -167,7 +183,6 @@ class CI_Encrypt { return $this->_xor_merge($enc, $key); } - // END _xor_encode() // -------------------------------------------------------------------- @@ -194,7 +209,6 @@ class CI_Encrypt { return $dec; } - // END _xor_decode() // -------------------------------------------------------------------- @@ -219,7 +233,6 @@ class CI_Encrypt { return $str; } - // END _xor_merge() // -------------------------------------------------------------------- @@ -238,7 +251,6 @@ class CI_Encrypt { $init_vect = mcrypt_create_iv($init_size, MCRYPT_RAND); return mcrypt_encrypt($this->_mcrypt_cipher, $key, $data, $this->_mcrypt_mode, $init_vect); } - // END mcrypt_encode() // -------------------------------------------------------------------- @@ -257,7 +269,6 @@ class CI_Encrypt { $init_vect = mcrypt_create_iv($init_size, MCRYPT_RAND); return rtrim(mcrypt_decrypt($this->_mcrypt_cipher, $key, $data, $this->_mcrypt_mode, $init_vect), "\0"); } - // END mcrypt_decode() // -------------------------------------------------------------------- @@ -272,7 +283,6 @@ class CI_Encrypt { { $this->_mcrypt_cipher = $cypher; } - // END set_cypher() // -------------------------------------------------------------------- @@ -287,7 +297,6 @@ class CI_Encrypt { { $this->_mcrypt_mode = $mode; } - // END set_mode() // -------------------------------------------------------------------- @@ -309,7 +318,6 @@ class CI_Encrypt { $this->_mcrypt_mode = MCRYPT_MODE_ECB; } } - // END _get_mcrypt() // -------------------------------------------------------------------- @@ -324,7 +332,6 @@ class CI_Encrypt { { $this->_hash_type = ($type != 'sha1' AND $type != 'md5') ? 'sha1' : $type; } - // END set_hash() // -------------------------------------------------------------------- @@ -339,7 +346,6 @@ class CI_Encrypt { { return ($this->_hash_type == 'sha1') ? $this->sha1($str) : md5($str); } - // END hash() // -------------------------------------------------------------------- @@ -370,7 +376,6 @@ class CI_Encrypt { return sha1($str); } } - // END sha1() } |