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# Copyright (C) 2007 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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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 Branch and a Bazaar Branch"""
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from bzrlib.decorators import needs_read_lock
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from bzrlib.plugins.git import ids
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class GitBranchConfig(config.BranchConfig):
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"""BranchConfig that uses locations.conf in place of branch.conf"""
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def __init__(self, branch):
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config.BranchConfig.__init__(self, branch)
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# do not provide a BranchDataConfig
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self.option_sources = self.option_sources[0], self.option_sources[2]
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def set_user_option(self, name, value, local=False):
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"""Force local to True"""
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config.BranchConfig.set_user_option(self, name, value, local=True)
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class GitBranchFormat(branch.BranchFormat):
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def get_branch_description(self):
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class GitBranch(branch.Branch):
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"""An adapter to git repositories for bzr Branch objects."""
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def __init__(self, gitdir, lockfiles):
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super(GitBranch, self).__init__()
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from bzrlib.plugins.git import git_repository
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self.control_files = lockfiles
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self.repository = git_repository.GitRepository(gitdir, lockfiles)
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self.base = gitdir.root_transport.base
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if '.git' not in gitdir.root_transport.list_dir('.'):
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raise errors.NotBranchError(self.base)
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self._format = GitBranchFormat()
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self.control_files.lock_write()
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def last_revision(self):
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# perhaps should escape this ?
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head_git_id = self.repository._git.get_head()
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if head_git_id is None:
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return revision.NULL_REVISION
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return ids.convert_revision_id_git_to_bzr(head_git_id)
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def revision_history(self):
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node = self.last_revision()
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if node == revision.NULL_REVISION:
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ancestors = self.repository.get_revision_graph(node)
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while node is not None:
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if len(ancestors[node]) > 0:
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node = ancestors[node][0]
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return list(reversed(history))
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return GitBranchConfig(self)
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self.control_files.lock_read()
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self.control_files.unlock()
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def get_push_location(self):
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"""See Branch.get_push_location."""
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push_loc = self.get_config().get_user_option('push_location')
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def set_push_location(self, location):
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"""See Branch.set_push_location."""
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self.get_config().set_user_option('push_location', location,
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def supports_tags(self):