#!/bin/bash

for username in $(mount | grep owncloud | grep Home | cut -d"/" -f4 | cut -d" " -f1); do
 START=$(grep "logger: $username" /var/log/messages | tail -1 | awk '{print $9}')
 DUR=$(echo "( ( $(date +%s) - $START ) / 60 )" | bc)
 if [ $DUR -gt 15 ]; then
  umount /srv/www/htdocs/owncloud/data/$username/files/Home
  for SHARE in `cat /srv/www/htdocs/owncloud/config/s4eshares.config`; do
    umount /srv/www/htdocs/owncloud/data/$username/files/$SHARE
  done
  rm /srv/www/htdocs/owncloud/data/$username
 fi
done