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#!/bin/sh
#
#	$FreeBSD: /tmp/pcvs/ports/mail/postfix-current/files/pkg-install.in,v 1.3 2011-07-30 01:34:47 sahil Exp $
#

# If the POSTFIX_DEFAULT_MTA environment variable is set to YES, it
# will make the port/package use defaults which make postfix replace
# sendmail as much as possible.

PREFIX=${PKG_PREFIX:=%%PREFIX%%}
ETCDIR=${ETCDIR:=%%ETCDIR%%}
DAEMONDIR=${DAEMONDIR:=%%DAEMONDIR%%}
READMEDIR=${READMEDIR:=%%READMEDIR%%}
BATCH=${BATCH:=no}
POSTFIX_DEFAULT_MTA=${POSTFIX_DEFAULT_MTA:=no}
MC=/etc/mail/mailer.conf

if [ "${POSTFIX_DEFAULT_MTA}" = "no" ]; then
      DEFAULT_REPLACE_MAILERCONF=n
else
      DEFAULT_REPLACE_MAILERCONF=y
fi

if [ -x /usr/sbin/nologin ]; then
      NOLOGIN=/usr/sbin/nologin
else
      NOLOGIN=/sbin/nologin
fi

ask() {
      local question default answer

      question=$1
      default=$2
      if [ -z "${PACKAGE_BUILDING}" -a "${BATCH}" = "no" ]; then
	      read -p "${question} [${default}]? " answer
      fi
      if [ -z "${answer}" ]; then
	      answer=${default}
      fi
      echo ${answer}
}

yesno() {
      local question default answer

      question=$1
      default=$2
      while :; do
	      answer=$(ask "${question}" "${default}")
	      case "${answer}" in
		      [Yy]*)	return 0;;
		      [Nn]*)	return 1;;
	      esac
	      echo "Please answer yes or no."
      done
}

if [ "$2" = "POST-INSTALL" ]; then
	SAMPLES="main.cf master.cf" 
	for file in $SAMPLES
	do
		if [ ! -f ${ETCDIR}/$file ]; then
                	cp ${DAEMONDIR}/$file ${ETCDIR}/
		fi
	done

      /bin/sh ${DAEMONDIR}/post-install tempdir=/tmp \
	daemon_directory=${DAEMONDIR} \
	html_directory=${READMEDIR} \
	readme_directory=${READMEDIR} \
	upgrade-package
fi

if [ "$2" = "POST-INSTALL" -a -z "${PACKAGE_BUILDING}" ]; then
	egrep -q "^sendmail.*${PREFIX}/sbin/sendmail"    ${MC} && \
	egrep -q "^send-mail.*${PREFIX}/sbin/sendmail"   ${MC} && \
	egrep -q "^mailq.*${PREFIX}/sbin/sendmail"       ${MC} && \
	egrep -q "^newaliases.*${PREFIX}/sbin/sendmail"  ${MC}
	ret=$?
	if [ ${ret} -ne 0 ]; then
		if yesno "Would you like to activate Postfix in ${MC}" ${DEFAULT_REPLACE_MAILERCONF}; then
			/bin/mv -f ${MC} ${MC}.old
			echo "#"						>	${MC}
			echo -n "# Execute the Postfix sendmail program"	>>	${MC}
			echo ", named ${PREFIX}/sbin/sendmail"			>>	${MC}
			echo "#"						>>	${MC}
			echo "sendmail	${PREFIX}/sbin/sendmail"	>>	${MC}
			echo "send-mail	${PREFIX}/sbin/sendmail"	>>	${MC}
			echo "mailq		${PREFIX}/sbin/sendmail"	>>	${MC}
			echo "newaliases	${PREFIX}/sbin/sendmail"	>>	${MC}
		fi
	else
		echo "Postfix already activated in ${MC}"
	fi
fi