gP0tjTf9

1require 'oauth'
2require 'oauth/signature/plaintext'
3
4module Cerner
5  module OAuth1a
6
7    OAUTH_VERSION = '1.0'
8    
9    class AccessToken
10
11      def initialize(consumer_key, consumer_secret, oauth_url, signature_method, timeout, open_timeout, access_token)
12        @consumer_key = consumer_key
13        @consumer_secret = consumer_secret
14        @oauth_url = oauth_url
15        @signature_method = signature_method
16        @timeout = timeout
17        @open_timeout = open_timeout
18        @access_token = access_token
19      end
20
21      def self.request(consumer_key:, consumer_secret:, oauth_url:, signature_method: 'PLAINTEXT', timeout: 6, open_timeout: 6)
22        consumer_instance = consumer(consumer_key, consumer_secret, oauth_url, signature_method, timeout , open_timeout)
23        access_token = consumer_instance.get_access_token(nil)
24        new(consumer_key, consumer_secret, oauth_url, signature_method, timeout, open_timeout, access_token)
25      end
26
27      def self.consumer(consumer_key, consumer_secret, oauth_url, signature_method, timeout , open_timeout)
28        OAuth::Consumer.new(consumer_key, 
29                            consumer_secret,
30                            access_token_url: oauth_url,
31                            signature_method: signature_method,
32                            timeout: timeout,
33                            open_timeout: open_timeout)
34      end
35
36      def get_authorization_header
37        tuples = {
38            oauth_version: OAUTH_VERSION,
39            oauth_signature_method: @signature_method,
40            oauth_signature: "#{@consumer_secret}&#{@access_token.secret}",
41            oauth_consumer_key: @consumer_key,
42            oauth_timestamp: generate_timestamp,
43            oauth_token: @access_token.token
44          }
45          @authorization_header ||= "OAuth " + tuples.map { |k, v| "#{k}=\"#{URI.encode_www_form_component(v)}\"" }.join(', ')
46      end
47
48      def generate_timestamp
49        Time.now.to_i
50      end
51    end
52  end
53end