dianhua1560/bhgh

class Member < ActiveRecord::Base
    def admin?
        position == 'admin'
    end

    def self.is_admin_email(email)
        return Member.where(position: 'admin').pluck(:email).include?(email)
    end

    def self.is_email(string)
        email_set = [".edu", ".com", ".org", ".net"]
        if string == nil
            return false
        elsif string == ''
            return false
        else
            return email_set.include? string[-4..-1]
        end
    end
end