#!/bin/sh
set -e

install_local_dir() {
  if [ ! -d $1 ]; then
    mkdir -p $1
  fi
}

install_from_default() {
  if [ ! -f $2 ]; then
    cp -p /usr/share/base-files/$1 $2
  fi
}

install_directory() {
  if [ ! -d /$1 ]; then
    mkdir /$1
    chown root:$3 /$1
    chmod $2 /$1
  fi
}

migrate_directory() {
  if [ ! -L $1 ]; then
    rmdir $1
    ln -s $2 $1
  fi
}

update_to_current_default() {
  if [ -f $2 ]; then
    md5=`md5sum $2 | cut -f 1 -d " "`
    if grep -q "$md5" /usr/share/base-files/$1.md5sums; then
      if ! cmp -s /usr/share/base-files/$1 $2; then
        cp -p /usr/share/base-files/$1 $2
        echo Updating $2 to current default.
      fi
    fi
  fi
}

if [ ! -e /etc/dpkg/origins/default ]; then
  if [ -e /etc/dpkg/origins/ubuntu ]; then
    ln -sf ubuntu /etc/dpkg/origins/default
  fi
fi

if [ "$1" = "configure" ] && [ "$2" = "" ]; then
  install_from_default dot.profile   /root/.profile
  install_from_default dot.bashrc    /root/.bashrc
  install_from_default profile       /etc/profile
  install_from_default networks      /etc/networks
  install_directory mnt       755 root
  install_directory srv       755 root
  install_directory opt       755 root
  install_directory etc/opt   755 root
  install_directory var/opt   755 root
  install_directory media     755 root
  install_directory var/mail 2775 mail
  if [ ! -L /var/spool/mail ]; then
    ln -s ../mail /var/spool/mail
  fi
  install_directory run/lock 1777 root
  migrate_directory /var/run /run
  migrate_directory /var/lock /run/lock

  install_local_dir /usr/local
  install_local_dir /usr/local/share
  install_local_dir /usr/local/share/man
  install_local_dir /usr/local/bin
  install_local_dir /usr/local/games
  install_local_dir /usr/local/lib
  install_local_dir /usr/local/include
  install_local_dir /usr/local/sbin
  install_local_dir /usr/local/src
  install_local_dir /usr/local/etc
  ln -sf share/man /usr/local/man

  if [ ! -f /var/log/wtmp ]; then
    echo -n>/var/log/wtmp
  fi
  if [ ! -f /var/log/btmp ]; then
    echo -n>/var/log/btmp
  fi
  if [ ! -f /var/log/lastlog ]; then
    echo -n>/var/log/lastlog
  fi
  chown root:utmp /var/log/wtmp /var/log/btmp /var/log/lastlog
  chmod 664 /var/log/wtmp /var/log/lastlog
  chmod 660 /var/log/btmp
  if [ ! -f /var/run/utmp ]; then
    echo -n>/var/run/utmp
  fi
  chown root:utmp /var/run/utmp
  chmod 664 /var/run/utmp
fi

if [ ! -d /var/lib/dpkg ]; then
  mkdir -m 755 -p /var/lib/dpkg
fi
if [ ! -f /var/lib/dpkg/status ]; then
  echo > /var/lib/dpkg/status
  chmod 644 /var/lib/dpkg/status
fi

if [ ! -f /usr/info/dir ] && [ ! -f /usr/share/info/dir ]; then
  install_from_default info.dir /usr/share/info/dir
  chmod 644 /usr/share/info/dir
fi

if [ "$1" = "configure" ] && [ "$2" != "" ]; then
  # If we're upgrading base-files, remove the upgrade-available flag
  # maintained by update-manager, and rerun the release-upgrade check
  # immediately (in the background) to update the flag.
  rm -f /var/lib/update-notifier/release-upgrade-available
  if [ -x /usr/lib/update-manager/check-new-release ]; then
    /usr/lib/update-manager/check-new-release -q > /var/lib/update-notifier/release-upgrade-available  &
  fi

  update_to_current_default profile       /etc/profile
  update_to_current_default dot.profile   /root/.profile
  if dpkg --compare-versions "$2" lt-nl "7.7"; then
    install_directory mnt 755 root
  fi
fi

# special case of having /etc/default/motd-news removed by hand
# signal the motd-news-config package that this happened, so that
# it does not put back the file with default contents which would
# re-enable motd-news
motd_news_config="/etc/default/motd-news"
if [ ! -e ${motd_news_config} ]; then
  if [ ! -e ${motd_news_config}.dpkg-remove ]; then
    if [ ! -e ${motd_news_config}.dpkg-backup ]; then
      touch ${motd_news_config}.wasremoved
    fi
  fi
fi

# Automatically added by dh_systemd_enable/11.1.6ubuntu2
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	# This will only remove masks created by d-s-h on package removal.
	deb-systemd-helper unmask 'motd-news.timer' >/dev/null || true

	# was-enabled defaults to true, so new installations run enable.
	if deb-systemd-helper --quiet was-enabled 'motd-news.timer'; then
		# Enables the unit on first installation, creates new
		# symlinks on upgrades if the unit file has changed.
		deb-systemd-helper enable 'motd-news.timer' >/dev/null || true
	else
		# Update the statefile to add new symlinks (if any), which need to be
		# cleaned up on purge. Also remove old symlinks.
		deb-systemd-helper update-state 'motd-news.timer' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_systemd_start/11.1.6ubuntu2
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	if [ -d /run/systemd/system ]; then
		systemctl --system daemon-reload >/dev/null || true
		deb-systemd-invoke start 'motd-news.timer' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_systemd_start/11.1.6ubuntu2
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	if [ -d /run/systemd/system ]; then
		systemctl --system daemon-reload >/dev/null || true
		deb-systemd-invoke start 'motd-news.service' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu2
dpkg-maintscript-helper rm_conffile /etc/update-motd.d/50-news 9.6ubuntu11~ -- "$@"
# End automatically added section
# Automatically added by dh_installdeb/11.1.6ubuntu2
dpkg-maintscript-helper rm_conffile /etc/default/motd-news 10.1ubuntu2.10~ base-files -- "$@"
# End automatically added section

