#!/bin/sh

os=$(cat "$__global/explorer/os")
if [ ! "$os" = "debian" ]
then
    echo "OS $os is currently not supported." >&2
    exit 1
fi
os_version=$(cat "$__global/explorer/os_version")
case "$os_version" in
    8*)
        :
    ;;
    9*)
        :
    ;;
    *)
        echo "Unsupported version $os_version of $os." >&2
        exit 1
    ;;
esac
nextcloud_version=$(cat "$__object/parameter/version")
if [ ! "${nextcloud_version}" ]
then
    echo "Missing nextcloud version (parameter/version)" >&2
    exit 1
fi
# TODO check if url parameter is set
nextcloud_uri="https://download.nextcloud.com/server/releases/nextcloud-${nextcloud_version}.tar.bz2"
# TODO check shasum of tar ball 
cat <<eof
curl -s -L ${nextcloud_uri} -o /tmp/nextcloud.tar.bz2
tar -C /var/www -xvjf /tmp/nextcloud.tar.bz2
rm -f /tmp/nextcloud.tar.bz2
eof