class MailWhitelist

Filter mails with a specific whitelist of e-mailaddresses and only leaves those in the 'to'.

Constants

VERSION

Attributes

fallback[R]

whitelist[R]

Public Class Methods

new(whitelist, fallback = nil) click to toggle source

@param [Array<String>, include?] whitelist @param [String] fallback

# File lib/mail_whitelist.rb, line 10
def initialize(whitelist, fallback = nil)
  @whitelist = whitelist
  @fallback = fallback
end

Public Instance Methods

delivering_email(mail) click to toggle source

# File lib/mail_whitelist.rb, line 15
def delivering_email(mail)
  mail.to = mail.to.select { |recipient| whitelisted?(recipient) }
  mail.to = [fallback] unless mail.to.any?
end

Private Instance Methods

whitelisted?(recipient) click to toggle source

# File lib/mail_whitelist.rb, line 22
def whitelisted?(recipient)
  whitelist.any? do |whitelisted_address|
    if whitelisted_address.start_with?('@')
      recipient.end_with?(whitelisted_address)
    else
      whitelisted_address == recipient
    end
  end
end