# Path: g_sorcery/compatibility.py
# class TemporaryDirectory(object):
#     def __init__(self):
#         self.name = mkdtemp()
# 
#     def __del__(self):
#         shutil.rmtree(self.name)
# 
# Path: g_sorcery/exceptions.py
# class SyncError(DBError):
#     pass
# 
# Path: g_sorcery/fileutils.py
# def wget(uri, directory, output="", timeout = None):
#     """
#     Fetch a file.
# 
#     Args:
#         uri: URI.
#         directory: Directory where file should be saved.
#         output: Name of output file.
#         timeout: Timeout for wget.
# 
#     Returns:
#         Nonzero in case of a failure.
#     """
#     if timeout is None:
#         timeout_str = ' '
#     else:
#         timeout_str = ' -T ' + str(timeout)
# 
#     if output:
#         ret = os.system('wget ' + uri +
#                         ' -O ' + os.path.join(directory, output) + timeout_str)
#     else:
#         ret = os.system('wget -P ' + directory + ' ' + uri + timeout_str)
#     return ret


import glob
import os
from .compatibility import TemporaryDirectory
from .exceptions import SyncError
from .fileutils import wget
    from .git_syncer.git_syncer import GITSyncer

        Returns:
            SyncedData object that gives access to the directory with data.
        """
        raise NotImplementedError


class TGZSyncer(Syncer):
    """
    Class used to download and unpack tarballs.
    """

    def sync(self, db_uri, repository_config):
        """
        Synchronize local directory with remote source.

        Args:
            db_uri: URI for synchronization with remote source.
            repository_config: repository config.

        Returns:
            SyncedData object that gives access to the directory with data.
        """
        download_dir = TemporaryDirectory()
        if wget(db_uri, download_dir.name):
            raise SyncError('sync failed: ' + db_uri)

        tmp_dir = TemporaryDirectory()
        for f_name in glob.iglob(os.path.join(download_dir.name, '*.tar.gz')):
            if os.system("tar -xvzf " + f_name + " -C " + tmp_dir.name):

# Path: g_sorcery/compatibility.py
# class TemporaryDirectory(object):
#     def __init__(self):
#         self.name = mkdtemp()
# 
#     def __del__(self):
#         shutil.rmtree(self.name)
# 
# Path: g_sorcery/exceptions.py
# class SyncError(DBError):
#     pass
# 
# Path: g_sorcery/fileutils.py
# def wget(uri, directory, output="", timeout = None):
#     """
#     Fetch a file.
# 
#     Args:
#         uri: URI.
#         directory: Directory where file should be saved.
#         output: Name of output file.
#         timeout: Timeout for wget.
# 
#     Returns:
#         Nonzero in case of a failure.
#     """
#     if timeout is None:
#         timeout_str = ' '
#     else:
#         timeout_str = ' -T ' + str(timeout)
# 
#     if output:
#         ret = os.system('wget ' + uri +
#                         ' -O ' + os.path.join(directory, output) + timeout_str)
#     else:
#         ret = os.system('wget -P ' + directory + ' ' + uri + timeout_str)
#     return ret


# Path: g_sorcery/syncer.py
import glob
import os
from .compatibility import TemporaryDirectory
from .exceptions import SyncError
from .fileutils import wget
    from .git_syncer.git_syncer import GITSyncer


        Returns:
            SyncedData object that gives access to the directory with data.
        """
        raise NotImplementedError


class TGZSyncer(Syncer):
    """
    Class used to download and unpack tarballs.
    """

    def sync(self, db_uri, repository_config):
        """
        Synchronize local directory with remote source.

        Args:
            db_uri: URI for synchronization with remote source.
            repository_config: repository config.

        Returns:
            SyncedData object that gives access to the directory with data.
        """
        download_dir = TemporaryDirectory()
        if wget(db_uri, download_dir.name):
            raise SyncError('sync failed: ' + db_uri)

        tmp_dir = TemporaryDirectory()
        for f_name in glob.iglob(os.path.join(download_dir.name, '*.tar.gz')):
            if os.system("tar -xvzf " + f_name + " -C " + tmp_dir.name):

                raise SyncError('sync failed (unpacking)')