#! /bin/sh

set -x

apache_remove() {
    COMMON_STATE=$(dpkg-query -f '${Status}' -W 'apache2.2-common' 2>/dev/null | awk '{print $3}' || true)
    if [ -e /usr/share/apache2/apache2-maintscript-helper ] ; then
        . /usr/share/apache2/apache2-maintscript-helper
        apache2_invoke disconf zoneminder
    elif [ "$COMMON_STATE" = "installed" ] || [ "$COMMON_STATE" = "unpacked" ] ; then
        rm -f /etc/apache2/conf.d/zoneminder.conf
    fi
    rm -f /etc/apache2/conf-available/zoneminder.conf
    # Reload the web server
    deb-systemd-invoke reload apache2.service || true
}

if [ "$1" = "remove" ] || [ "$1" = "purge" ]; then

    if [ -e /usr/share/debconf/confmodule ]; then

        # Source the debconf stuff
        . /usr/share/debconf/confmodule

        # Deconfigure the web server
        db_get zoneminder/webserver

        webservers="$RET"
        for webserver in $webservers; do
            webserver=${webserver%,}
            # Currently we only support apache2
            if [ "$webserver" = "apache2" ] ; then
                apache_remove $1
            fi
        done
    fi

    # No need to manually remove the zm database and user, dbconfig take care of this
fi

if [ "$1" = "purge" ]; then

    # Delete a potential remaining file not managed by debhelper
    rm -f /etc/zm/zm.conf.postinst.bak
fi

#DEBHELPER#

exit 0