scinote-web/app/utilities/subdomain.rb

class UserSubdomain
  def self.matches?(request)
  	if ENV['USER_SUBDOMAIN']
  		return (request.subdomain.present? && request.subdomain == ENV['USER_SUBDOMAIN'])
  	else
    	return true
	end
  end
end

class WopiSubdomain
  def self.matches?(request)
    if ENV['WOPI_ENABLED'] == "true"
    	if ENV['WOPI_SUBDOMAIN']
    		return (request.subdomain.present? && request.subdomain == ENV['WOPI_SUBDOMAIN'])
    	else
    		return true
    	end
  	else
    	return false
	end
  end
end