set -e 

force=$1

function safe_copy () {
    if [[ "$force" == "True" ]]; then
        sudo yunohost service safecopy \
          -s dovecot $1 $2 --force
    else
        sudo yunohost service safecopy \
          -s dovecot $1 $2
    fi
}

cd /usr/share/yunohost/templates/dovecot

# Create vmail user
sudo id vmail > /dev/null 2>&1 \
  || sudo adduser --system --ingroup mail --uid 500 vmail


# Replace main domain in the main configuration file
main_domain=$(cat /etc/yunohost/current_host)
cat dovecot.conf.sed \
  | sed "s/{{ main_domain }}/$main_domain/g" \
  | sudo tee dovecot.conf


# Handle IPv4 only systems
if [ ! -f /proc/net/if_inet6 ];
then
  sudo sed -i 's/^listen.*/listen = \*/' dovecot.conf
fi


safe_copy dovecot.conf /etc/dovecot/dovecot.conf
safe_copy dovecot-ldap.conf /etc/dovecot/dovecot-ldap.conf


# Setup Sieve
sudo mkdir -p /etc/dovecot/global_script
sudo chmod -R 770 /etc/dovecot/global_script

safe_copy dovecot.sieve /etc/dovecot/global_script/dovecot.sieve
sudo chmod 660 /etc/dovecot/global_script/dovecot.sieve > /dev/null 2>&1 \
  || safe_copy dovecot.sieve /etc/dovecot/global_script/dovecot.sieve
sudo sievec /etc/dovecot/global_script/dovecot.sieve
sudo chmod 660 /etc/dovecot/global_script/dovecot.svbin
sudo chown -R vmail:mail /etc/dovecot/global_script

sudo service dovecot restart