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# remote.py
# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
#
# This module is part of GitPython and is released under
# the BSD License: http://www.opensource.org/licenses/bsd-license.php
"""
Module implementing a remote object allowing easy access to git remotes
"""
from git.utils import LazyMixin, Iterable
from refs import RemoteRef
class _SectionConstrain(object):
"""
Constrains a ConfigParser to only option commands which are constrained to
always use the section we have been initialized with
"""
__slots__ = ( "_config", "_section_name"
_valid_attrs_ = ("get", "set", "getint", "getfloat", "getboolean")
def __init__(self, config, section):
self._config = config
self._section_name = section
def __getattr__(self, attr):
def get(option):
return self._config.get(self._section_name, option)
def set(option, value):
return self._config.set(self._section_name, option, value)
class Remote(LazyMixin, Iterable):
"""
Provides easy read and write access to a git remote.
Everything not part of this interface is considered an option for the current
remote, allowing constructs like remote.pushurl to query the pushurl.
NOTE: When querying configuration, the configuration accessor will be cached
to speed up subsequent accesses.
"""
__slots__ = ( "repo", "name", "_config" )
def __init__(self, repo, name):
"""
Initialize a remote instance
``repo``
The repository we are a remote of
``name``
the name of the remote, i.e. 'origin'
"""
self.repo = repo
self.name = name
def __getattr__(self, attr):
"""
Allows to call this instance like
remote.special( *args, **kwargs) to call git-remote special self.name
"""
return self._call_cmd(attr)
def _set_cache_(self, attr):
if attr == "_config":
self._config = self.repo.config_reader
else:
super(Remote, self)._set_cache_(attr)
def __str__(self):
return self.name
def __repr__(self):
return '<git.%s "%s">' % (self.__class__.__name__, self.name)
def __eq__(self, other):
return self.name == other.name
def __ne__(self, other):
return not ( self == other )
def __hash__(self):
return hash(self.name)
@classmethod
def iter_items(cls, repo):
"""
Returns
Iterator yielding Remote objects of the given repository
"""
# parse them using refs, as their query can be faster as it is
# purely based on the file system
seen_remotes = set()
for ref in RemoteRef.iter_items(repo):
remote_name = ref.remote_name
if remote_name in seen_remotes:
continue
# END if remote done already
seen_remotes.add(remote_name)
yield Remote(repo, remote_name)
# END for each ref
@property
def refs(self):
"""
Returns
List of RemoteRef objects
"""
out_refs = list()
for ref in RemoteRef.list_items(self.repo):
if ref.remote_name == self.name:
out_refs.append(ref)
# END if names match
# END for each ref
assert out_refs, "Remote %s did not have any references" % self.name
return out_refs
@classmethod
def create(cls, repo, name, url, **kwargs):
"""
Create a new remote to the given repository
``repo``
Repository instance that is to receive the new remote
``name``
Desired name of the remote
``url``
URL which corresponds to the remote's name
``**kwargs``
Additional arguments to be passed to the git-remote add command
Returns
New Remote instance
Raise
GitCommandError in case an origin with that name already exists
"""
self.repo.git.remote( "add", name, url, **kwargs )
return cls(repo, name)
# add is an alias
add = create
@classmethod
def remove(cls, repo, name ):
"""
Remove the remote with the given name
"""
repo.git.remote("rm", name)
def rename(self, new_name):
"""
Rename self to the given new_name
Returns
self
"""
if self.name == new_name:
return self
self.repo.git.remote("rename", self.name, new_name)
self.name = new_name
del(self._config) # it contains cached values, section names are different now
return self
def update(self, **kwargs):
"""
Fetch all changes for this remote, including new branches
``kwargs``
Additional arguments passed to git-remote update
Returns
self
"""
self.repo.git.remote("update", self.name)
return self
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