#!/bin/sh

set -e

PATH="/sbin:/bin:/usr/sbin:/usr/bin"
PACKAGE=$(basename $0 | sed 's/\..*//')
WWWDIR=/var/www/html
conf=/etc/inetd.conf
pkgdir=/usr/share/$PACKAGE
port="www"
entry="$port\tstream\ttcp\tnowait nobody:www-data\t/usr/sbin/tcpd /usr/sbin/$PACKAGE $WWWDIR"

Debhelper ()
{
    :
    # Automatically added by dh_installsystemd/13.15.3
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	# The following line should be removed in trixie or trixie+1
	deb-systemd-helper unmask 'micro-httpd.socket' >/dev/null || true

	# was-enabled defaults to true, so new installations run enable.
	if deb-systemd-helper --quiet was-enabled 'micro-httpd.socket'; then
		# Enables the unit on first installation, creates new
		# symlinks on upgrades if the unit file has changed.
		deb-systemd-helper enable 'micro-httpd.socket' >/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 'micro-httpd.socket' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.15.3
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
		if [ -n "$2" ]; then
			_dh_action=restart
		else
			_dh_action=start
		fi
		deb-systemd-invoke $_dh_action 'micro-httpd.socket' >/dev/null || true
	fi
fi
# End automatically added section

}

Which ()
{
    which "$1" > /dev/null 2>&1
}

Warn ()
{
    echo "$*" >&2
}

IsInetd ()
{
    [ -x /usr/sbin/update-inetd ]
}

IsInetdConf ()
{
    [ -f $conf ]
}

IsInInetd ()
{
    [ -f $conf ] || return 10

    #  Debian may have inetd.conf entry already
    grep -q "^[[:space:]]*$port.*$PACKAGE" $conf ||

    #  check for other PORT alias name as well
    grep -q "^[[:space:]]*(http|80)[[:space:]].*$PACKAGE" $conf
}

IsConflictInetd ()
{
    #  Check if some other service already uses PORT
    grep -q "^[[:space:]#]*$port" $conf
}

HttpdWarning ()
{
    # There isn't much point of inetd if apache already installed and
    # occupies port 80

    if ls /etc/init.d/apache* > /dev/null 2>&1 ; then
        Warn "$0: [WARN] Apache found. $PACKAGE $conf uses port '$port'" \
             "which may be same as in Apache (you may need to change $PACKAGE port)"
    fi
}

InetdName ()
{
    local name=

    if [ -f /etc/init.d/inetutils-inetd ]; then
	name=inetutils-inetd
    elif [ -f /etc/init.d/openbsd-inetd ]; then
        name="openbsd-inetd"
    elif [ -f /etc/init.d/rlinetd ]; then
        name="rlinetd"
    fi

    [ ! "$name" ] || echo $name
}

CallInetd ()
{
    local name=$1
    local cmd=$2

    [ "$cmd" ] || return 0

    if Which invoke-rc.d ; then
	invoke-rc.d $name $cmd
    else
	/etc/init.d/$name $cmd
    fi
}

InstallInetd ()
{
    Warn "$0: adding new $conf entry"
    update-inetd --group STANDARD --add "$entry"

    #  This directory must be there

    [ ! -d $WWWDIR ] && mkdir -p $WWWDIR

    local name=$(InetdName)

    CallInetd $name reload
}

MainInetd ()
{
    if [ "$1" = "install" ] || [ "$1" = "configure" ]
    then
        if IsConflictInetd ; then
            Warn "$PACKAGE: [WARNING] Not installing to $conf" \
		"due to existing '$port' entry"
        else
	    IsInInetd || InstallInetd
            HttpdWarning
        fi
    fi
}

Main ()
{
    if IsInetd ; then
	MainInetd "$@"
    fi

    Debhelper "$@"
}

Main "$@"

# End of file