This is a Sinatra route that handles authentication and access to the open paths api using the oauth2 gem

open paths oauth2 sinatra implementation

get '/op' do
	consumer_key = 'key'
	consumer_secret = 'secret'
	url = 'https://openpaths.cc/'
	now = Time.now

	#instantiate client
	client = OAuth2::Client.new(consumer_key, consumer_secret, :site => url)

	#create token
	token = OAuth2::AccessToken.from_hash(client, :access_token => consumer_secret)

	#make signed request
	response = token.get('/api/1', :params => { 'start_time' => now - 24*60*60, 'end_time' => now}) 
end

# oauth AccessToken class: https://github.com/intridea/oauth2/blob/master/lib/oauth2/access_token.rb