Use google refresh token to create a contextio account

ctxio-oauth2-test.rb

# gem 'contextio'
# gem 'httparty'
# gem 'gmail_xoauth'

require 'gmail_xoauth'
require 'contextio'
require 'httparty'

ctxio_key = ENV['CTXIO_KEY']
ctxio_secret = ENV['CTXIO_SECRET']
client_id = ENV['GOOGLE_CLIENT_ID']
client_secret = ENV['GOOGLE_CLIENT_SECRET']

if ctxio_key.nil? || ctxio_secret.nil? || client_id.nil? || client_secret.nil?
  puts "MISSING ENV VARIABLES, PLEASE DEFINE CTXIO_KEY"
  exit
end
if ctxio_secret.nil?
  puts "MISSING ENV VARIABLES, PLEASE DEFINE CTXIO_SECRET"
  exit
end

if client_id.nil?
  puts "MISSING ENV VARIABLES, PLEASE DEFINE GOOGLE_CLIENT_ID"
  exit
end
if client_secret.nil?
  puts "MISSING ENV VARIABLES, PLEASE DEFINE GOOGLE_CLIENT_SECRET"
  exit
end


email = ARGV[0]
refresh_token = ARGV[1]
if email.nil? || refresh_token.nil?
  puts "mail.rb <email> <refresh_token>"
  puts "EMAIL AND REFRESH TOKEN ARE REQUIRED. TO GET TOKEN RUN THIS COMMAND:"
  puts "python oauth2.py --generate_oauth2_token --client_id=#{client_id} --client_secret=#{client_secret}"
  exit
end

def fetch_token cid, secret, refresh
  options = {
    body: {
      client_id: cid,
      client_secret: secret,
      refresh_token: refresh,
      grant_type: 'refresh_token'
    },
    headers: {
      'Content-Type' => 'application/x-www-form-urlencoded'
    }
  }
  response = HTTParty.post('https://accounts.google.com/o/oauth2/token', options)
  if response.code == 200
    return response.parsed_response['access_token']
  else
    puts("ERROR: Unable to refresh google_oauth2 authentication token.")
    puts("ERROR: Refresh token response body: #{response.body}")
  end
end


puts "USING REFRESH TOKEN TO FETCH AN ACCESS TOKEN..."
access_token = fetch_token(client_id, client_secret, refresh_token)
puts ". access token is: #{access_token}"

puts "TESTING IMAP CONNECTION VIA gmail_xoauth..."
imap = Net::IMAP.new('imap.gmail.com', 993, usessl = true, certs = nil, verify = false)
imap.authenticate('XOAUTH2', email, access_token)
messages_count = imap.status('INBOX', ['MESSAGES'])['MESSAGES']
puts ". found #{messages_count} messages in INBOX"

puts "CHECKING FOR AN EXISTING CTXIO ACCOUNT WITH EMAIL #{email}"
contextio = ContextIO.new(ctxio_key, ctxio_secret);
account = contextio.accounts.where(email: email).first
if !account.nil?
  puts ". found ctxio account #{account.id}"
  puts account.api_attributes
else
  
  puts ". account was not found, creating one..."
  account = contextio.accounts.create(email: email, first_name: 'test')
  puts ". created account #{account.id}"
  puts account.api_attributes
  
  puts "ADDING SOURCE..."
  server = 'imap.gmail.com'
  ssl = 1
  port = 993
  type = 'IMAP'
  options = {
    provider_refresh_token: refresh_token,
    provider_consumer_key: client_id
  }
  source = account.sources.create(email, server, email, ssl, port, type, options)
  puts ". created source #{source.id}"
  puts source.api_attributes
end