php_jwt_generation

<?php
    function route($method, $data, $dataArray) {
        $user_info = json_decode(file_get_contents("php://input"), true);
        $salt = "228";
        $response = array();

        if (strcmp($user_info["login"], "admin") === 0 && strcmp($user_info["password"], "admin") === 0) {
            header("HTTP/1.1 200 Successfull Authorization");
            $token_header = json_encode(array(
                "alg" => "HS256",
                "typ" => "JWT"
            ));

            $token_payload = json_encode(array(
                "role" => "admin"
            ));

            $token_signature = hash_hmac('sha256',
                                base64_encode($token_header) .
                                "." .
                                base64_encode($token_payload),
                                $salt
            );

            $response["token"] = base64_encode($token_header) .
                                                        "." .
                                                        base64_encode($token_payload) .
                                                        "." .
                                                        base64_encode($token_signature);
            echo json_encode($response);
        }
    }
?>