Get access token and secret from trello

get_access_token_from_trello.rb

require 'oauth'

consumer = OAuth::Consumer.new(
  "CONSUMER_KEY",
  "CONSUMER_SECRET",
  {
    site: "https://trello.com",
    request_token_url: "https://trello.com/1/OAuthGetRequestToken",
    authorize_url: "https://trello.com/1/OAuthAuthorizeToken",
    access_token_url: "https://trello.com/1/OAuthGetAccessToken"
  }
)
request_token=consumer.get_request_token
p request_token.authorize_url
print "Input your pin code => "
pin = STDIN.gets
pin.strip!
access_token = request_token.get_access_token(oauth_verifier: pin)
puts "token =>  #{access_token.token}"
puts "secret => #{access_token.secret}"