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__init__.py
63 lines | 1.9 KiB | text/x-python | PythonLexer
# -*- coding: utf-8 -*-
"""
vcs.backends
~~~~~~~~~~~~
Main package for scm backends
:created_on: Apr 8, 2010
:copyright: (c) 2010-2011 by Marcin Kuzminski, Lukasz Balcerzak.
"""
import os
from pprint import pformat
from rhodecode.lib.vcs.conf import settings
from rhodecode.lib.vcs.exceptions import VCSError
from rhodecode.lib.vcs.utils.helpers import get_scm
from rhodecode.lib.vcs.utils.paths import abspath
from rhodecode.lib.vcs.utils.imports import import_class
def get_repo(path=None, alias=None, create=False):
"""
Returns ``Repository`` object of type linked with given ``alias`` at
the specified ``path``. If ``alias`` is not given it will try to guess it
using get_scm method
"""
if create:
if not (path or alias):
raise TypeError("If create is specified, we need path and scm type")
return get_backend(alias)(path, create=True)
if path is None:
path = abspath(os.path.curdir)
try:
scm, path = get_scm(path, search_recursively=True)
path = abspath(path)
alias = scm
except VCSError:
raise VCSError("No scm found at %s" % path)
if alias is None:
alias = get_scm(path)[0]
backend = get_backend(alias)
repo = backend(path, create=create)
return repo
def get_backend(alias):
"""
Returns ``Repository`` class identified by the given alias or raises
VCSError if alias is not recognized or backend class cannot be imported.
"""
if alias not in settings.BACKENDS:
raise VCSError("Given alias '%s' is not recognized! Allowed aliases:\n"
"%s" % (alias, pformat(settings.BACKENDS.keys())))
backend_path = settings.BACKENDS[alias]
klass = import_class(backend_path)
return klass
def get_supported_backends():
"""
Returns list of aliases of supported backends.
"""
return settings.BACKENDS.keys()