protected function _getCipherOb($key)
    {
        if (!is_string($key)) {
            throw new Horde_Secret_Exception('Key must be a string', Horde_Secret_Exception::KEY_NOT_STRING);
        }

        if (!strlen($key)) {
            throw new Horde_Secret_Exception('Key must be non-zero.', Horde_Secret_Exception::KEY_ZERO_LENGTH);
        }

        $key = substr($key, 0, 56);

        $idx = hash('md5', $key);
        if (!isset($this->_cipherCache[$idx])) {
            $this->_cipherCache[$idx] = new Horde_Crypt_Blowfish($key);
        }

        return $this->_cipherCache[$idx];
    }
protected function _getCipherOb($key)
    {
        if (!is_string($key)) {
            throw new Horde_Secret_Exception('Key must be a string', Horde_Secret_Exception::KEY_NOT_STRING);
        }

        if (!strlen($key)) {
            throw new Horde_Secret_Exception('Key must be non-zero.', Horde_Secret_Exception::KEY_ZERO_LENGTH);
        }

        $key = substr($key, 0, 56);

        $idx = hash('md5', $key);
        if (!isset($this->_cipherCache[$idx])) {
            $this->_cipherCache[$idx] = new Horde_Crypt_Blowfish($key);
        }

        return $this->_cipherCache[$idx];
    }
protected function _getCipherOb ( $ key ) { if ( ! is_string ( $ key ) ) { throw new Horde_Secret_Exception ( 'Key must be a string' , Horde_Secret_Exception :: KEY_NOT_STRING ) ; } if ( ! strlen ( $ key ) ) { throw new Horde_Secret_Exception ( 'Key must be non-zero.' , Horde_Secret_Exception :: KEY_ZERO_LENGTH ) ; } $ key = substr ( $ key , 0 , 56 ) ; $ idx = hash ( 'md5' , $ key ) ; if ( ! isset ( $ this -> _cipherCache [ $ idx ] ) ) { $ this -> _cipherCache [ $ idx ] = new Horde_Crypt_Blowfish ( $ key ) ; } return $ this -> _cipherCache [ $ idx ] ; }
Returns the cached crypt object.

@param string $key  The key to use for [de|en]cryption. Only the first
56 bytes of this string is used.

@return Horde_Crypt_Blowfish  The crypt object.
@throws Horde_Secret_Exception
Returns the cached crypt object .