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import py
from .dotfile import Dotfile
from operator import attrgetter
class Repository(object):
"""
This class implements the 'repository' abstraction.
A repository is a directory that contains dotfiles.
TODO
"""
def __init__(self, path, homedir):
self.path = path
self.homedir = homedir
self.dotfiles = self._discover()
def _target_to_name(self, target):
return py.path.local("{}/.{}".format(self.homedir, target.basename))
def _discover(self):
"""Given a repository path, discover all existing dotfiles."""
dotfiles = []
for target in self.path.listdir():
target = py.path.local(target)
name = self._target_to_name(target)
dotfiles.append(Dotfile(name, target))
return sorted(dotfiles, key=attrgetter('name'))
def _list(self, all=True):
listing = ''
for dotfile in self.dotfiles:
if all or dotfile.invalid():
listing += '\n{}'.format(dotfile)
return listing.lstrip()
def __str__(self):
"""Returns a string list the all dotfiles in this repository."""
return self._list()
def check(self):
"""Returns a string of only unsynced or missing dotfiles."""
return self._list(all=False)
def sync(self):
raise NotImplementedError
def unsync(self):
raise NotImplementedError
def add(self):
raise NotImplementedError
def remove(self):
raise NotImplementedError
def move(self):
raise NotImplementedError
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