#!/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 $os." >&2
        exit 1
    ;;
esac
nextcloud_dir="/$__object_id"
if [ ! "$nextcloud_dir" ]
then
    echo "Missing nextcloud directory (object_id)." >&2
    exit 1
fi
state=$(cat "$__object/parameter/state")
exists=$(cat "$__object/explorer/exists")

case "$state" in
    present)
        [ "$exists" = "yes" ] && exit 0

        nextcloud_url=$(cat "$__object/parameter/nextcloud-uri")
        if [ ! "${nextcloud_url}" ]
        then
            echo "Missing nextcloud uri (parameter/nextcloud-uri)" >&2
            exit 1
        fi
        nextcloud_version=$(cat "$__object/parameter/nextcloud-version")
        if [ ! "${nextcloud_version}" ]
        then
            echo "Missing nextcloud version (parameter/nextcloud-version)" >&2
            exit 1
        fi
        nextcloud_uri="${nextcloud_url}${nextcloud_version}.tar.bz2"
        cat <<eof
curl -LO ${nextcloud_uri} -o ${nextcloud_dir}/nextcloud.tar.bz2
tar -C /var/www -xvjf ${nextcloud_dir}/nextcloud.tar.bz2
rm ${nextcloud_dir}/nextcloud.tar.bz2
bash ${__object}/files/nextcloud.sh
eof
    ;;
    absent)
        # all done in manifest
        :
    ;;
    *)
        echo "Unknown state: $state" >&2
        exit 1
esac