/brz/remove-bazaar

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dir.py
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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"""An adapter between a Git control dir and a Bazaar BzrDir"""
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import os
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import bzrlib
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from bzrlib.lazy_import import lazy_import
 
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"""An adapter between a Git control dir and a Bazaar BzrDir."""
 
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from bzrlib import (
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    bzrdir,
 
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    errors as bzr_errors,
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    lockable_files,
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    urlutils,
 
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    version_info as bzrlib_version,
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    )
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lazy_import(globals(), """
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from bzrlib.lockable_files import TransportLock
 
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LockWarner = getattr(lockable_files, "_LockWarner", None)
 
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from bzrlib.plugins.git import (
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    errors,
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    branch,
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    repository,
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    workingtree,
 
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    LocalGitBzrDirFormat,
 
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    get_rich_root_format,
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    )
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""")
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from bzrlib.plugins.git import LocalGitBzrDirFormat
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class GitLock(object):
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    def validate_token(self, token):
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        pass
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    def break_lock(self):
 
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        pass
 
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class GitLockableFiles(lockable_files.LockableFiles):
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    """Git specific lockable files abstraction."""
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        self._lock = lock
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        self._transaction = None
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        self._lock_mode = None
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        self._lock_count = 0
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        self._transport = transport
 
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        if LockWarner is None:
 
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            # Bzr 1.13
 
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            self._lock_count = 0
 
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        else:
 
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            self._lock_warner = LockWarner(repr(self))
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class GitDir(bzrdir.BzrDir):
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        return True
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    def cloning_metadir(self, stacked=False):
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        return bzrlib.bzrdir.format_registry.make_bzrdir("1.9-rich-root")
 
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        return get_rich_root_format(stacked)
 
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    def _branch_name_to_ref(self, name):
 
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        from bzrlib.plugins.git.branch import branch_name_to_ref
 
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        return branch_name_to_ref(name)
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class LocalGitDir(GitDir):
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    """An adapter to the '.git' dir used by git."""
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    _gitrepository_class = repository.LocalGitRepository
 
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    def _get_gitrepository_class(self):
 
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        from bzrlib.plugins.git.repository import LocalGitRepository
 
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        return LocalGitRepository
 
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    _gitrepository_class = property(_get_gitrepository_class)
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    def __init__(self, transport, lockfiles, gitrepo, format):
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        self._format = format
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        else:
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            self.transport = transport.clone('.git')
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        self._lockfiles = lockfiles
 
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        self._mode_check_done = None
 
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    def is_control_filename(self, filename):
 
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        return filename == '.git' or filename.startswith('.git/')
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    def get_branch_transport(self, branch_format):
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        if branch_format is None:
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            return self.transport
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        if isinstance(branch_format, LocalGitBzrDirFormat):
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            return self.transport
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        raise errors.bzr_errors.IncompatibleFormat(branch_format, self._format)
 
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        raise bzr_errors.IncompatibleFormat(branch_format, self._format)
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    get_repository_transport = get_branch_transport
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    get_workingtree_transport = get_branch_transport
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    def open_branch(self, ignored=None):
 
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    def _open_branch(self, name=None, ignore_fallbacks=None, unsupported=False):
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        """'create' a branch for this dir."""
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        repo = self.open_repository()
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        return branch.LocalGitBranch(self, repo, "HEAD", repo._git.head(), self._lockfiles)
 
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        from bzrlib.plugins.git.branch import LocalGitBranch
 
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        return LocalGitBranch(self, repo, self._branch_name_to_ref(name),
 
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            self._lockfiles)
 
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    if bzrlib_version >= (2, 2):
 
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        open_branch = _open_branch
 
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    else:
 
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        def open_branch(self, ignore_fallbacks=None, unsupported=False):
 
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            return self._open_branch(name=None,
 
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                ignore_fallbacks=ignore_fallbacks, unsupported=unsupported)
 
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    def destroy_branch(self, name=None):
 
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        del self._git.refs[self._branch_name_to_ref(name)]
 
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    def list_branches(self):
 
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        ret = []
 
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        for name in self._git.get_refs():
 
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            if name.startswith("refs/heads/") or name == "HEAD":
 
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                ret.append(self.open_branch(name=name))
 
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        return ret
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    def open_repository(self, shared=False):
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        """'open' a repository for this dir."""
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        return self._gitrepository_class(self, self._lockfiles)
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    def open_workingtree(self, recommend_upgrade=True):
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        if (not self._git.bare and 
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            os.path.exists(os.path.join(self._git.controldir(), "index"))):
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            return workingtree.GitWorkingTree(self, self.open_repository(), 
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                                                  self.open_branch())
 
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        if not self._git.bare:
 
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            from dulwich.errors import NoIndexPresent
 
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            try:
 
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                from bzrlib.plugins.git.workingtree import GitWorkingTree
 
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                return GitWorkingTree(self, self.open_repository(),
 
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                                                      self.open_branch())
 
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            except NoIndexPresent:
 
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                pass
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        loc = urlutils.unescape_for_display(self.root_transport.base, 'ascii')
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        raise errors.bzr_errors.NoWorkingTree(loc)
 
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        raise bzr_errors.NoWorkingTree(loc)
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    def create_repository(self, shared=False):
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        return self.open_repository()
 
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    def create_branch(self, name=None):
 
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        refname = self._branch_name_to_ref(name)
 
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        self._git.refs[refname] = "0" * 40
 
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        return self.open_branch(name)
 
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    def backup_bzrdir(self):
 
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        if self._git.bare:
 
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            self.root_transport.copy_tree(".git", ".git.backup")
 
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            return (self.root_transport.abspath(".git"),
 
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                    self.root_transport.abspath(".git.backup"))
 
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        else:
 
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            raise bzr_errors.BzrError("Unable to backup bare repositories")
 
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    def create_workingtree(self, revision_id=None, from_branch=None,
 
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        accelerator_tree=None, hardlink=False):
 
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        if self._git.bare:
 
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            raise bzr_errors.BzrError("Can't create working tree in a bare repo")
 
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        from dulwich.index import write_index
 
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        from dulwich.pack import SHA1Writer
 
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        f = open(self.transport.local_abspath("index"), 'w+')
 
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        try:
 
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            f = SHA1Writer(f)
 
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            write_index(f, [])
 
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        finally:
 
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            f.close()
 
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        return self.open_workingtree()