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# Copyright (C) 2006 by Szilveszter Farkas (Phanatic) <szilveszter.farkas@gmail.com>
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# Some parts of the code are:
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# Copyright (C) 2005, 2006 by 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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import bzrlib.bzrdir as bzrdir
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import bzrlib.errors as errors
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from bzrlib.branch import Branch
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from errors import (AlreadyBranchError, BranchExistsWithoutWorkingTree,
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NonExistingParent, NonExistingRevision,
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NonExistingSource, TargetAlreadyExists)
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""" Initialize a directory.
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:param location: full path to the directory you want to be versioned
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from bzrlib.builtins import get_format_type
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format = get_format_type('default')
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if not os.path.exists(location):
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existing_bzrdir = bzrdir.BzrDir.open(location)
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except errors.NotBranchError:
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bzrdir.BzrDir.create_branch_convenience(location, format=format)
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if existing_bzrdir.has_branch():
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if existing_bzrdir.has_workingtree():
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raise AlreadyBranchError(location)
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raise BranchExistsWithoutWorkingTree(location)
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existing_bzrdir.create_branch()
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existing_bzrdir.create_workingtree()
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def branch(from_location, to_location, revision=None):
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""" Create a branch from a local/remote location.
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:param from_location: the original location of the branch
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:param to_location: the directory where the branch should be created
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:param revision: if specified, the given revision will be branched
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:return: number of revisions branched
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from bzrlib.transport import get_transport
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br_from = Branch.open(from_location)
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if e.errno == errno.ENOENT:
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raise NonExistingSource(from_location)
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if revision is not None:
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revision_id = br_from.get_rev_id(revision)
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to_location = to_location + '/' + os.path.basename(from_location.rstrip("/\\"))
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to_transport = get_transport(to_location)
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to_transport.mkdir('.')
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except errors.FileExists:
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raise TargetAlreadyExists(to_location)
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except errors.NoSuchFile:
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raise NonExistingParent(to_location)
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dir = br_from.bzrdir.sprout(to_transport.base, revision_id, basis_dir)
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branch = dir.open_branch()
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except errors.NoSuchRevision:
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to_transport.delete_tree('.')
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raise NonExistingRevision(from_location, revision[0])
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branch.control_files.put_utf8('branch-name', name)
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return branch.revno()
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def checkout(branch_location, to_location, revision=None, lightweight=False):
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""" Create a new checkout of an existing branch.
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:param branch_location: the location of the branch you'd like to checkout
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:param to_location: the directory where the checkout should be created
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:param revision: the given revision will be checkout'ed (be aware!)
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:param lightweight: perform a lightweight checkout (be aware!)
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source = Branch.open(branch_location)
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if revision is not None:
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revision_id = source.get_rev_id(revision)
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# if the source and to_location are the same,
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# and there is no working tree,
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# then reconstitute a branch
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if (bzrlib.osutils.abspath(to_location) ==
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bzrlib.osutils.abspath(branch_location)):
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source.bzrdir.open_workingtree()
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except errors.NoWorkingTree:
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source.bzrdir.create_workingtree()
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os.mkdir(to_location)
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if e.errno == errno.EEXIST:
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raise TargetAlreadyExists(to_location)
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if e.errno == errno.ENOENT:
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raise NonExistingParent(to_location)
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old_format = bzrlib.bzrdir.BzrDirFormat.get_default_format()
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bzrlib.bzrdir.BzrDirFormat.set_default_format(bzrdir.BzrDirMetaFormat1())
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checkout = bzrdir.BzrDirMetaFormat1().initialize(to_location)
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bzrlib.branch.BranchReferenceFormat().initialize(checkout, source)
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checkout_branch = bzrlib.bzrdir.BzrDir.create_branch_convenience(
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to_location, force_new_tree=False)
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checkout = checkout_branch.bzrdir
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checkout_branch.bind(source)
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if revision_id is not None:
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rh = checkout_branch.revision_history()
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checkout_branch.set_revision_history(rh[:rh.index(revision_id) + 1])
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checkout.create_workingtree(revision_id)
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bzrlib.bzrdir.BzrDirFormat.set_default_format(old_format)
added
removed
backend/init.py
