locomotivemtl / charcoal-user

     * @throws Exception If the key is not set in config or not a string.

     * @return string

     */

    private function loadPrivateKey(JWTConfig $config)

    {

        if (!isset($config['privateKey'])) {

            throw new Exception(

                'JWT authentication configuration requires a private key.'

            );

        }

        $keyFile = $config['privateKey'];

        if (!file_exists($keyFile)) {

            throw new Exception(

                sprintf('JWT private key file "%s" does not exist.', $keyFile)

            );

        }

        return file_get_contents($keyFile);

    }

    /**

     * @param JWTConfig $config The JWT / auth configuration.

     * @throws Exception If the key is not set in config or not a string.

     * @return string

     */

    private function loadPublicKey(JWTConfig $config)

    {

        if (!isset($config['publicKey'])) {

            throw new Exception(

                'JWT authentication configuration requires a public key.'

            );

        }

        $keyFile = $config['publicKey'];

        if (!file_exists($keyFile)) {

            throw new Exception(

                sprintf('JWT public key file "%s" does not exist.', $keyFile)

            );

        }

        return file_get_contents($keyFile);

    }

}