Class: JsonWebToken

Inherits:
Object
  • Object
show all
Defined in:
lib/jwt_auth/json_web_token.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(token) ⇒ JsonWebToken

Returns a new instance of JsonWebToken.



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# File 'lib/jwt_auth/json_web_token.rb', line 28

def initialize(token)
  # begin
    secret, encoding = secret_and_encoding
    @payload = JWT.decode(token, secret, encoding).first.with_indifferent_access
    @user_id = @payload[:user_id]["$oid"]
  # rescue JWT::DecodeError
    # nil
  # end
end

Instance Attribute Details

#payload ⇒ Object (readonly)

Returns the value of attribute payload.



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# File 'lib/jwt_auth/json_web_token.rb', line 6

def payload
  @payload
end

#user_id ⇒ Object (readonly)

Returns the value of attribute user_id.



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# File 'lib/jwt_auth/json_web_token.rb', line 6

def user_id
  @user_id
end

Class Method Details

.encode(user_id, expiration = 24.hours.from_now) ⇒ Object 



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# File 'lib/jwt_auth/json_web_token.rb', line 23

def self.encode(user_id, expiration = 24.hours.from_now)
  secret, encoding = secret_and_encoding
  JWT.encode({user_id: user_id, exp: expiration.to_i}, secret, encoding)
end

.find_config {|Rails.application.class.parent_name.underscore, Rails.application.secrets.json_web_token_secret| ... } ⇒ Object

Yields:

  • (Rails.application.class.parent_name.underscore, Rails.application.secrets.json_web_token_secret) 


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# File 'lib/jwt_auth/json_web_token.rb', line 18

def self.find_config
  yield Rails.application.class.parent_name.underscore,
    Rails.application.secrets.json_web_token_secret
    Rails.application.secrets.json_web_token_encoding
end

.secret_and_encoding ⇒ Object 



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# File 'lib/jwt_auth/json_web_token.rb', line 8

def self.secret_and_encoding
  s = nil
  e = nil
  self.find_config do |app, secret, encoding|
    s = secret
    e = encoding
  end
  [s, e]
end

Instance Method Details

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/jwt_auth/json_web_token.rb', line 38

def valid?
  user_id.presence && Time.now < Time.at(@payload[:exp].to_i)
end