#!/bin/bash
# postinst for libapache-mod-dtcl, based on:
# postinst.skeleton
# Skeleton maintainer script showing all the possible cases.
# Written by Charles Briscoe-Smith, March-April 1998.  Public Domain.
# Updated and added apache-ssl patch by János Holányi <csani@lme.linux.hu>, 2001

# Abort if any command returns an error value
set -e

# This script is called as the last step of the installation of the
# package.  All the package's files are in place, dpkg has already done
# its automatic conffile handling, and all the packages we depend of
# are already fully installed and configured.

# DJ
# This function may enable our module.
enable () {
	[ -f /etc/apache/httpd.conf ] || exit 0
	if grep '^LoadModule.*mod_dtcl\.so' /etc/apache/httpd.conf 2>&1 >/dev/null
	then
		return 0
	fi
	echo -n "A new Apache module has been installed.  Reconfigure apache [Y/n]? "
	read CONFIG
	if [ ".$CONFIG" == ".n" -o ".$CONFIG" == ".N" ]
	then
		return 0
	fi
	[ -x /usr/sbin/apacheconfig ] && /usr/sbin/apacheconfig --force-modules
	return 0
}

enable_ssl () {
       [ -f /etc/apache-ssl/httpd.conf ] || exit 0
       if grep '^LoadModule.*mod_dtcl\.so' /etc/apache-ssl/httpd.conf 2>&1 >/dev/null
       then
               return 0
       fi
       echo -n "A new Apache module has been installed.  Reconfigure apache-ssl [Y/n]? "
       read CONFIG
       if [ ".$CONFIG" == ".n" -o ".$CONFIG" == ".N" ]
       then
               return 0
       fi
        [ -x /usr/sbin/apache-sslconfig ] && /usr/sbin/apache-sslconfig --force-modules
       return 0
}

# Restart apache if user wants.
ask_restart () {
	echo -n "An Apache module has been modified.  Restart apache [Y/n]? "
	read CONFIG
	if [ ".$CONFIG" != ".n" -a ".$CONFIG" != ".N" ]
	then
		/usr/sbin/apachectl restart
	fi
}

ask_restart_ssl () {
       echo -n "An Apache module has been modified.  Restart apache-ssl [Y/n]? "
       read CONFIG
       if [ ".$CONFIG" != ".n" -a ".$CONFIG" != ".N" ]
       then
               /usr/sbin/apache-sslctl restart
       fi
}

case "$1" in
  configure)
    # Configure this package.  If the package must prompt the user for
    # information, do it here.  There are three sub-cases.
    :
    if test "${2+set}" != set; then
      # We're being installed by an ancient dpkg which doesn't remember
      # which version was most recently configured, or even whether
      # there is a most recently configured version.
	enable
	enable_ssl
      :
    elif test -z "$2" -o "$2" = "<unknown>"; then
      # The package has not ever been configured on this system, or was
      # purged since it was last configured.
      # DJ: So let's enable the module!
	enable
	enable_ssl
      :
    else
      # Version $2 is the most recently configured version of this
      # package.
	[ -x /usr/sbin/apachectl ] && ask_restart
	[ -x /usr/sbin/apache-sslctl ] && ask_restart_ssl
      :
    fi ;;
  abort-upgrade | abort-remove | abort-deconfigure)
  	:
    ;;
  *) echo "$0: didn't understand being called with \`$1'" 1>&2
     exit 1;;
esac

if [ "$1" = "configure" ]; then
    if [ -d /usr/doc -a ! -e /usr/doc/libapache-mod-dtcl -a -d /usr/share/doc/libapache-mod-dtcl ]; then
	ln -sf ../share/doc/libapache-mod-dtcl /usr/doc/libapache-mod-dtcl
    fi
fi

cat <<EOF
You must add the following line to your httpd.conf config files
(of both apache and/or apache-ssl):

To Section 1: Global Environment section:

LoadModule dtcl_module /usr/lib/apache/1.3/mod_dtcl.so

To Section 2: 'Main' server configuration, <IfModule mod_mime.c> section:

AddType application/x-httpd-tcl .ttml
EOF

exit 0