PREIN

/bin/sh

# create a user "tvheadend" with a home directory /var/lib/tvheadend
# with no login shell and make him a member of the video group
/usr/share/rpm-helper/add-user tvheadend $1 tvheadend /var/lib/tvheadend /sbin/nologin 
gpasswd -a tvheadend video >/dev/null

PREUN

/bin/sh

/usr/share/rpm-helper/del-service tvheadend $1 tvheadend

POSTIN

/bin/sh

chown tvheadend:root /var/lib/tvheadend 
cd /var/lib/tvheadend
chown -R tvheadend:video .hts*

# check if the access control file still has the initial dummy password, and
# replace the dummy password by a random, 12-character pwgen-generated password
if  grep -q '"password": "dummypassword"' /var/lib/tvheadend/.hts/tvheadend/accesscontrol/1; then
  sed -i "s,\"password\": \"dummypassword\",\"password\": \"$(pwgen -s 12 1)\"," /var/lib/tvheadend/.hts/tvheadend/accesscontrol/1
fi

/usr/share/rpm-helper/add-service tvheadend $1 tvheadend