pre_install() {
  cat << 'EOM'
  ==> Use the following command to setup sqlite database:
  ==> x2godbadmin --createdb
EOM
}


post_install() {

  # Make sure the group and user "x2gouser"(111) +"x2goprint"(112) exists on this system and have the correct values

  # x2gouser
  if grep -q "^x2gouser:" /etc/group &> /dev/null ; then
    groupmod -g 111 -n x2gouser x2gouser &> /dev/null
  else
    groupadd -g 111 x2gouser &> /dev/null
  fi

  if grep -q "^x2gouser:" /etc/passwd 2> /dev/null ; then
    usermod -s /usr/bin/false -c "X2GoUser user" -M -d /var/lib/x2go -u 111 -g x2gouser x2gouser &> /dev/null
  else
    useradd -s /usr/bin/false -c "X2GoUser user" -M -d /var/lib/x2go -u 111 -g x2gouser -r x2gouser &> /dev/null
  fi 

  # x2goprint
  if grep -q "^x2goprint:" /etc/group &> /dev/null ; then
    groupmod -g 112 -n x2goprint x2goprint &> /dev/null
  else
    groupadd -g 112 x2goprint &> /dev/null
  fi

  if grep -q "^x2goprint:" /etc/passwd 2> /dev/null ; then
    usermod -s /usr/bin/false -c "X2GoPrint user" -M -d /var/spool/x2go -u 112 -g x2goprint x2goprint &> /dev/null
  else
    useradd -s /usr/bin/false -c "X2GoPrint user" -M -d /var/spool/x2go -u 112 -g x2goprint -r x2goprint &> /dev/null
  fi
  
  # fix permissions - see INSTALL file
  chown -R x2goprint:x2goprint /var/spool/x2go
  chmod 0770 /var/spool/x2go
    
  chown root:x2gouser /usr/lib/x2go/x2gosqlitewrapper
  chmod 2755 /usr/lib/x2go/x2gosqlitewrapper
  
  chown root:x2goprint /usr/bin/x2goprint
  chmod 2755 /usr/bin/x2goprint
  
  update-desktop-database -q
  update-mime-database usr/share/mime &> /dev/null
}

post_upgrade() {
  post_install $1
}

pre_remove() {
    userdel x2gouser &> /dev/null
    userdel x2goprint &> /dev/null
    groupdel x2gouser &> /dev/null || /bin/true
    groupdel x2goprint &> /dev/null || /bin/true
    rm -rf /var/lib/x2go/* &> /dev/null || /bin/true
    rm -rf /var/spool/x2go/* &> /dev/null || /bin/true
}

post_remove() {
    update-desktop-database -q
    update-mime-database usr/share/mime &> /dev/null
}