+def interactive(options={})
+ require 'signet/oauth_1/client'
+ require 'yaml'
+ config_file = File.expand_path('~/.google-api.yaml')
+ signed = File.exist?(config_file)
+
+ $client = Google::APIClient.new(
+ :service => options[:service_name],
+ :authorization => (signed ? :oauth_1 : nil)
+ )
+
+ if signed
+ if $client.authorization &&
+ !$client.authorization.kind_of?(Signet::OAuth1::Client)
+ STDERR.puts(
+ "Unexpected authorization mechanism: #{$client.authorization.class}"
+ )
+ exit(1)
+ end
+ config = open(config_file, 'r') { |file| YAML.load(file.read) }
+ $client.authorization.client_credential_key =
+ config["client_credential_key"]
+ $client.authorization.client_credential_secret =
+ config["client_credential_secret"]
+ $client.authorization.token_credential_key =
+ config["token_credential_key"]
+ $client.authorization.token_credential_secret =
+ config["token_credential_secret"]
+ end
+
+ require 'irb'
+ IRB.start(__FILE__)
+end
+