trigger_common() {
    xdg-icon-resource forceupdate --theme hicolor &>/dev/null
    update-desktop-database -q
    update-mime-database usr/share/mime &> /dev/null
}

post_install() {
    groupadd -g 135 kdm &>/dev/null
    useradd -u 135 -g kdm -d /var/lib/kdm -s /bin/false -r -M kdm &>/dev/null
    chown -R 135:135 var/lib/kdm &>/dev/null
    trigger_common
    genkdmconf --no-old --no-backup &>/dev/null
}

post_upgrade() {
    getent group kdm >/dev/null 2>&1 || groupadd -g 135 kdm &>/dev/null
    getent passwd kdm >/dev/null 2>&1 || useradd -u 135 -g kdm -d /var/lib/kdm -s /bin/false -r -M kdm &>/dev/null
    chown -R 135:135 var/lib/kdm &>/dev/null
    trigger_common
    genkdmconf &>/dev/null
}

post_remove() {
    trigger_common

    if [ -d usr/share/apps/kdm/faces ]; then
        rm -r usr/share/apps/kdm/faces
    fi
}