Method: Jets::Controller::Redirection#ensure_protocol

Defined in:
lib/jets/controller/redirection.rb

#ensure_protocol(url) ⇒ Object 



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# File 'lib/jets/controller/redirection.rb', line 39

def ensure_protocol(url)
  return url if url.starts_with?('http')

  # annoying but the request payload is different with localhost/rack vs
  # api gateway
  # check out:
  #   spec/fixtures/dumps/api_gateway/posts/create.json
  #   spec/fixtures/dumps/rack/posts/create.json
  protocol = if headers["x-forwarded-proto"] # API Gateway
      headers["x-forwarded-proto"]
    elsif headers["origin"] # Rack / localhost
      URI.parse(headers["origin"]).scheme
    else
      "http" # fallback. Capybara / Selenium tests
    end

  raise "Invalid protocol #{protocol}" unless protocol.starts_with?('http')

  "#{protocol}://#{url}"
end