#!/bin/sh

set -e

# Prior to 2.0.dfsg1-4, we named our Apache configuration files shib instead
# of shib2.  We therefore need to unlink the old configuration files, and if
# they were linked in, we should link in the new ones.
#
# We also have to work around a bug in the etch Shibboleth SP 1.x packages
# that caused them to remove the wrong module configuration and hence not
# unlink their configuration.  If the 1.x configuration is still linked in, it
# will break the 2.x module, so make sure it's disabled on initial install.
if [ "$1" = "configure" ] ; then
    if dpkg --compare-versions "$2" lt-nl 2.0.dfsg1-4 ; then
        if [ -f /etc/apache2/mods-enabled/shib.load ] ; then
            a2enmod shib2
        fi
        a2dismod shib || true
    fi

    # Most of the time, this will produce an error message.  It only does
    # anything if we're replacing a broken libapache2-mod-shib package.
    # Suppress the normally useless error message to not confuse people.
    if [ -z "$2" ] ; then
        a2dismod shib 2>/dev/null || true
    fi
fi

#DEBHELPER#

exit 0