def get_bower_package(self, url, dest=None, version=None,
                          process_deps=True):
        dest = dest or Path(".") / "assets"
        parsed_url = urlparse(url)
        if parsed_url.scheme == "git" or parsed_url.path.endswith(".git"):
            if parsed_url.netloc == "github.com":
                user, repo = parsed_url.path[1:-4].split("/")
                response = get(github_api_uri +
                               "/repos/{}/{}/tags".format(user, repo))
                tags = response.json()
                target = None
                if not len(tags):
                    click.secho("fatal: no tags exist for {}/{}".format(
                        user, repo), fg="red")
                    raise InvalidPackageError
                if version is None:
                    target = tags[0]
                else:
                    for tag in tags:
                        if semver.match(tag["name"],
                                        Bower.clean_semver(version)):
                            target = tag
                            break
                if not target:
                    click.secho(
                        "fatal: failed to find matching tag for "
                        "{user}/{repo} {version}".format(user, repo, version),
                        fg="red")
                    raise VersionNotFoundError
                click.secho("installing {}/{}#{}".format(
                    user, repo, tags[0]["name"]), fg="green")
                return self.get_bower_package(
                    url=target["zipball_url"],
                    dest=dest,
                    version=version)
            raise NotImplementedError
            click.echo("git clone {url}".format(url=url))
            cmd = envoy.run('git clone {url} "{dest}"'.format(
                url=url, dest=dest))
        elif parsed_url.scheme in ("http", "https"):
            zip_dest = download_file(url, dest=self.temp_dir,
                                     label="{dest_basename}",
                                     expected_extension="zip")
            with zipfile.ZipFile(zip_dest, "r") as pkg:
                return self.extract_bower_zipfile(pkg, dest,
                                                  expected_version=version)
                # pkg.extractall(str(dest))
        else:
            click.secho("protocol currently unsupported :(")
            sys.exit(1)
def serialize_transaction(transaction):
    """
    Serializes a transaction to a data structure that is equivalent to the stored JSON format.
    :param transaction: the transaction to serialize (an instance of dnf.db.history.TransactionWrapper)
    """

    data = {
        "version": VERSION,
    }
    rpms = []
    groups = []
    environments = []

    if transaction is None:
        return data

    for tsi in transaction.packages():
        if tsi.is_package():
            rpms.append({
                "action": tsi.action_name,
                "nevra": tsi.nevra,
                "reason": libdnf.transaction.TransactionItemReasonToString(tsi.reason),
                "repo_id": tsi.from_repo
            })

        elif tsi.is_group():
            group = tsi.get_group()

            group_data = {
                "action": tsi.action_name,
                "id": group.getGroupId(),
                "packages": [],
                "package_types": libdnf.transaction.compsPackageTypeToString(group.getPackageTypes())
            }

            for pkg in group.getPackages():
                group_data["packages"].append({
                    "name": pkg.getName(),
                    "installed": pkg.getInstalled(),
                    "package_type": libdnf.transaction.compsPackageTypeToString(pkg.getPackageType())
                })

            groups.append(group_data)

        elif tsi.is_environment():
            env = tsi.get_environment()

            env_data = {
                "action": tsi.action_name,
                "id": env.getEnvironmentId(),
                "groups": [],
                "package_types": libdnf.transaction.compsPackageTypeToString(env.getPackageTypes())
            }

            for grp in env.getGroups():
                env_data["groups"].append({
                    "id": grp.getGroupId(),
                    "installed": grp.getInstalled(),
                    "group_type": libdnf.transaction.compsPackageTypeToString(grp.getGroupType())
                })

            environments.append(env_data)

    if rpms:
        data["rpms"] = rpms

    if groups:
        data["groups"] = groups

    if environments:
        data["environments"] = environments

    return data