Class: Tikkie::Api::Authentication

Inherits:
Object
  • Object
show all
Defined in:
lib/tikkie/api/authentication.rb

Overview

Provides authentication for the ABN AMRO OAuth API. see developer.abnamro.com/get-started#authentication

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Authentication

Returns a new instance of Authentication.



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# File 'lib/tikkie/api/authentication.rb', line 13

def initialize(config)
  @config = config
end

Instance Method Details

#authenticate ⇒ Object 



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# File 'lib/tikkie/api/authentication.rb', line 17

def authenticate
  uri = URI.parse(File.join(@config.api_url, "/oauth/token"))

  request = Net::HTTP::Post.new(uri)
  request["Api-Key"] = @config.api_key

  request.set_form_data(
    client_assertion: jwt_token,
    client_assertion_type: "urn:ietf:params:oauth:client-assertion-type:jwt-bearer",
    grant_type: "client_credentials",
    scope: "tikkie"
  )

  response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: uri.scheme == "https") do |http|
    http.request(request)
  end

  if response.is_a?(Net::HTTPSuccess)
    json = JSON.parse(response.body, symbolize_names: true)

    Tikkie::Api::AccessToken.new(json[:access_token], json[:expires_in])
  else
    raise Tikkie::Api::AuthenticationException, response
  end
end