diff --git a/git/config.py b/git/config.py index edd5750bf..762069c75 100644 --- a/git/config.py +++ b/git/config.py @@ -20,7 +20,8 @@ defenc, force_text, with_metaclass, - PY3 + PY3, + is_win, ) from git.util import LockFile @@ -40,6 +41,10 @@ log = logging.getLogger('git.config') log.addHandler(logging.NullHandler()) +# invariants +# represents the configuration level of a configuration file +CONFIG_LEVELS = ("system", "user", "global", "repository") + class MetaParserBuilder(abc.ABCMeta): @@ -191,6 +196,26 @@ def items_all(self): return [(k, self.getall(k)) for k in self] +def get_config_path(config_level): + + # we do not support an absolute path of the gitconfig on windows , + # use the global config instead + if is_win and config_level == "system": + config_level = "global" + + if config_level == "system": + return "/etc/gitconfig" + elif config_level == "user": + config_home = os.environ.get("XDG_CONFIG_HOME") or osp.join(os.environ.get("HOME", '~'), ".config") + return osp.normpath(osp.expanduser(osp.join(config_home, "git", "config"))) + elif config_level == "global": + return osp.normpath(osp.expanduser("~/.gitconfig")) + elif config_level == "repository": + raise ValueError("No repo to get repository configuration from. Use Repo._get_config_path") + + raise ValueError("Invalid configuration level: %r" % config_level) + + class GitConfigParser(with_metaclass(MetaParserBuilder, cp.RawConfigParser, object)): """Implements specifics required to read git style configuration files. @@ -229,7 +254,7 @@ class GitConfigParser(with_metaclass(MetaParserBuilder, cp.RawConfigParser, obje # list of RawConfigParser methods able to change the instance _mutating_methods_ = ("add_section", "remove_section", "remove_option", "set") - def __init__(self, file_or_files, read_only=True, merge_includes=True): + def __init__(self, file_or_files=None, read_only=True, merge_includes=True, config_level=None): """Initialize a configuration reader to read the given file_or_files and to possibly allow changes to it by setting read_only False @@ -251,7 +276,17 @@ def __init__(self, file_or_files, read_only=True, merge_includes=True): if not hasattr(self, '_proxies'): self._proxies = self._dict() - self._file_or_files = file_or_files + if file_or_files is not None: + self._file_or_files = file_or_files + else: + if config_level is None: + if read_only: + self._file_or_files = [get_config_path(f) for f in CONFIG_LEVELS if f != 'repository'] + else: + raise ValueError("No configuration level or configuration files specified") + else: + self._file_or_files = [get_config_path(config_level)] + self._read_only = read_only self._dirty = False self._is_initialized = False
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