jaguar_jwt 0.1.0

JWT interceptor and utilities for Jaguar

example/jaguar_jwt_example.dart

// Copyright (c) 2016, Ravi Teja Gudapati. All rights reserved. Use of this source code
// is governed by a BSD-style license that can be found in the LICENSE file.

library jwt_example;

import 'dart:async';
import 'dart:io';

import 'package:jaguar/jaguar.dart';
import 'package:dart_jwt/dart_jwt.dart';
import 'package:jaguar_jwt/jaguar_jwt.dart';

import 'custom_payload.dart';

part 'jaguar_jwt_example.g.dart';

const String kSecretToken = "myScret";

@Api()
class ExampleJwt extends _$JaguarExampleJwt implements RequestHandler {
  // This route will generate basic token with an issuer, a subject and an audience
  @Get(path: '/token')
  Future<String> token() async {
    JwtManager jwtHelper = new JwtManager(
        new JwtInfo(kSecretToken, tokenDuration: new Duration(seconds: 30)));
    String token = jwtHelper.issueToken('example', "toto",
        audience: <String>['department_of_finance']);
    return token;
  }

  // This route will raised an Exception if the token is not valid
  // else it will response "you are authenticate"
  // with all the information about you token
  @Post(path: '/needAuth')
  @JwtOnAuthHeader(
      const JwtInfo(kSecretToken), const <String>['department_of_finance'])
  @Input(JwtOnAuthHeader)
  Future<String> needAuth(Map jwtInfo) async {
    return "you are authenticate $jwtInfo";
  }

  @Get(path: '/customToken')
  Future<String> customToken() async {
    JwtHelper jwtHelper = new JwtHelper(
        new JwtInfo(kSecretToken, tokenDuration: new Duration(seconds: 30)));
    String token = jwtHelper.issuerCustomToken(new CustomPayloadClaimSet(
        'toto', 'tata', const <String>['DG'], "Hello DG"));
    return token;
  }

  @Post(path: '/needCustomAuth')
  @InputHeader(HttpHeaders.AUTHORIZATION)
  Future<String> needCustomAuth(String auth) async {
    final CustomPayloadValidationContext customPayload =
        new CustomPayloadValidationContext(
            kSecretToken,
            new CustomPayloadClaimSetValidationContext(
                'tata', const <String>['DG']));
    try {
      JsonWebToken jwt = new JwtInJws<CustomPayloadClaimSet>.decode(
          auth, customPayload, customPayloadClaimSetParser);
      return "you are authenticate ! payload is ${jwt.claimSet.payload}";
    } on ConstraintViolations catch (e) {
      return "Error: ${e.summaryMessage}";
    }
  }
}

main() {
  ExampleJwt exampleJwt = new ExampleJwt();
  Configuration config = new Configuration();
  config.addApi(exampleJwt);
  serve(config);
}