class mail::system {
  $postfix_smtp_listen           = "all"
  $postfix_use_amavisd           = "yes"
  $postfix_use_dovecot_lda       = "yes"
  $postfix_use_schleuder         = "yes"
  $postfix_use_sympa             = "yes"
  $postfix_mydestination         = '$myhostname, localhost.$mydomain, localhost'
  $postfix_default_relay_domains = '$mydestination'

  case $postfix_mynetworks {
    '': { $postfix_mynetworks = "127.0.0.0/8" }
  }

  case $sympa_subdomain {
    '': { $sympa_subdomain = "lists" }
  }

  # Module requirements
  include postfix
  include ssl::mail

  # Common subsystems
  include mail::packages
  include mail::tls
  include mail::amavisd
  include mail::header_checks
  include mail::clamav

  # Virtual mail system
  case $mail_virtual {
    true: {
      include mail::virtual
    }
    default: {
      include mail::regular
    }
  }

  # Sympa mailing list manager
  case $mail_sympa {
    true: {
      $sympa_relay_domains = ", ${sympa_subdomain}.${domain}"
      include mail::sympa
    }
    'disabled': {
      include mail::sympa::disabled
    }
    default: {
      include mail::regexps
    }
  }

  # Schleuder mailing list manager
  case $mail_schleuder {
    true: {
      case $schleuder_subdomain {
        '': { $schleuder_subdomain = "encrypted" }
      }

      $schleuder_relay_domains = ", ${schleuder_subdomain}.${domain}"
      include mail::schleuder
    }
  }

  case $postfix_relay_domains {
    '': { $postfix_relay_domains = "${postfix_default_relay_domains}${sympa_relay_domains}${schleuder_relay_domains}" }
  }

  # Include base configuration
  include mail::base
}