Class: JwtMiddleware

Inherits:
Object
  • Object
show all
Defined in:
app/middleware/jwt_middleware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ JwtMiddleware

Returns a new instance of JwtMiddleware.



7
8
9
 
# File 'app/middleware/jwt_middleware.rb', line 7

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
# File 'app/middleware/jwt_middleware.rb', line 11

def call(env)
  auth_header = env['HTTP_AUTHORIZATION']
  if auth_header && auth_header.start_with?('Bearer ')
    token = auth_header.split(' ').last
    begin
      secret = ENV['JWT_SECRET'] || 'one-for-all-secret-key'
      if defined?(JWT)
        decoded_token = JWT.decode(token, secret, true, { algorithm: 'HS256' })
        env['current_user_id'] = decoded_token[0]['user_id']
        env['jwt_payload'] = decoded_token[0]
      end
    rescue JWT::DecodeError
      # If token is invalid, we don't halt here, just don't set current_user_id
    rescue NameError
      # JWT not defined
    end
  end

  @app.call(env)
end