#!/bin/sh
 
# Source debconf library.
. /usr/share/debconf/confmodule
 
# Fetching configuration from debconf
#db_get packagename/question1
#ANSWER1=$RET
 
PROF_DIR=/etc/dconf/profile
PROF_FILE=user

if [ -f $PROF_DIR/$PROF_FILE ] ; then
    #
    # Edit user file
    #
    grep -q "user-db:user" $PROF_DIR/$PROF_FILE
    if [ "$?" = "1" ] ; then
        echo "user-db:user" >> $PROF_DIR/$PROF_FILE
    fi

    grep -q "system-db:local" $PROF_DIR/$PROF_FILE
    if [ "$?" = "1" ] ; then
        echo "system-db:local" >> $PROF_DIR/$PROF_FILE
    fi
else
    #
    # Generate user file
    #
    mkdir -p $PROF_DIR
    cat >$PROF_DIR/$PROF_FILE <<EOF
user-db:user
system-db:local
EOF

fi

DEB_VENDOR=$(cat /etc/dpkg/origins/default | grep Vendor: | sed -e "s/Vendor: //")
case $DEB_VENDOR in
    Debian)
        EXTENSION="ubuntu-appindicators@ubuntu.com"
        ;;
        
    Ubuntu)
        RELEASE=$(lsb_release -rs)
        case $RELEASE in
            16.04)
                EXTENSION="appindicatorsupport@rgcjonas.gmail.com"
                ;;

            *)
                EXTENSION="ubuntu-appindicators@ubuntu.com"
                ;;
        esac
        ;;
        
    *)
        EXTENSION="ubuntu-appindicators@ubuntu.com"
        ;;
esac

CONF_DIR=/etc/dconf/db/local.d
CONF_FILE=00-extensions

if [ -f $CONF_DIR/$CONF_FILE ] ; then
    #
    # Edit extensions file
    #
    grep -q $EXTENSION $CONF_DIR/$CONF_FILE
    if [ "$?" = "1" ] ; then
        sed -i -e "s/\(enabled-extensions=\[.*\)\]/\1, '${EXTENSION}'\]/" $CONF_DIR/$CONF_FILE
    fi
else
    #
    # Generate extensions file
    #
    mkdir -p $CONF_DIR
    echo "[org/gnome/shell]" > $CONF_DIR/$CONF_FILE
    echo "# List all extensions that you want to have enabled for all users" >> $CONF_DIR/$CONF_FILE
    echo "enabled-extensions=['${EXTENSION}']" >> $CONF_DIR/$CONF_FILE
fi

which dconf > /dev/null 2>&1
if [ "$?" = "0" ] ; then
    dconf update
fi
