class SparkApi::Authentication::OAuth2Impl::FaradayMiddleware

OAuth2 Faraday response middleware

HTTP Response after filter to package oauth2 responses and bubble up basic api errors.

Public Class Methods

new(app) click to toggle source
Calls superclass method
# File lib/spark_api/authentication/oauth2_impl/faraday_middleware.rb, line 11
def initialize(app)
  super(app)
end

Public Instance Methods

on_complete(env) click to toggle source
# File lib/spark_api/authentication/oauth2_impl/faraday_middleware.rb, line 15
def on_complete(env)
  body = MultiJson.decode(env[:body])
  SparkApi.logger.debug { "[oauth2] Response Body: #{body.inspect}" }
  unless body.is_a?(Hash)
    raise InvalidResponse, "The server response could not be understood"
  end
  case env[:status]
  when 200..299
    SparkApi.logger.debug{ "[oauth2] Success!" }
    session = OAuthSession.new(body)
  else 
    # Handle the WWW-Authenticate Response Header Field if present. This can be returned by
    # OAuth2 implementations and wouldn't hurt to log.
    auth_header_error = env[:request_headers]["WWW-Authenticate"]
    SparkApi.logger.warn { "Authentication error #{auth_header_error}" } unless auth_header_error.nil?
    raise ClientError, {:message => body["error"], :code =>0, :status => env[:status], :request_path => env[:url]}
  end
  SparkApi.logger.debug { "[oauth2] Session=#{session.inspect}" }
  env[:body] = session
end