/brz/remove-bazaar

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  • Committer: Robert Collins
  • Date: 2010-05-05 00:05:29 UTC
  • mto: This revision was merged to the branch mainline in revision 5206.
  • Revision ID: robertc@robertcollins.net-20100505000529-ltmllyms5watqj5u
Make 'pydoc bzrlib.tests.build_tree_shape' useful.

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commands.py
1
 
# Copyright (C) 2006-2009 Canonical Ltd
2
 
 
3
 
# Authors: Robert Collins <robert.collins@canonical.com>
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#          Jelmer Vernooij <jelmer@samba.org>
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#          John Carr <john.carr@unrouted.co.uk>
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#
7
 
# 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
9
 
# 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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#
12
 
# This program is distributed in the hope that it will be useful,
13
 
# 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.
16
 
#
17
 
# You should have received a copy of the GNU General Public License
18
 
# along with this program; if not, write to the Free Software
19
 
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
20
 
 
21
 
"""Git-specific subcommands for Bazaar."""
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23
 
from bzrlib.commands import (
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    Command,
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    display_command,
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    )
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from bzrlib.option import (
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    Option,
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    )
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31
 
from bzrlib.plugins.git import (
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    get_rich_root_format,
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    lazy_check_versions,
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    )
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class cmd_git_import(Command):
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    """Import all branches from a git repository.
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39
 
    """
40
 
 
41
 
    takes_args = ["src_location", "dest_location?"]
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43
 
    def run(self, src_location, dest_location=None):
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        import os
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        from bzrlib import (
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            ui,
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            urlutils,
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            )
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        from bzrlib.bzrdir import (
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            BzrDir,
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            format_registry,
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            )
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        from bzrlib.errors import (
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            BzrCommandError,
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            NoRepositoryPresent,
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            NotBranchError,
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            )
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        from bzrlib.repository import (
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            InterRepository,
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            Repository,
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            )
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        from bzrlib.plugins.git.branch import GitBranch
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        from bzrlib.plugins.git.repository import GitRepository
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65
 
        if dest_location is None:
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            dest_location = os.path.basename(src_location.rstrip("/\\"))
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        source_repo = Repository.open(src_location)
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        if not isinstance(source_repo, GitRepository):
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            raise BzrCommandError("%r is not a git repository" % src_location)
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        format = get_rich_root_format()
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        try:
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            target_bzrdir = BzrDir.open(dest_location)
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        except NotBranchError:
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            target_bzrdir = BzrDir.create(dest_location, format=format)
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        try:
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            target_repo = target_bzrdir.open_repository()
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        except NoRepositoryPresent:
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            target_repo = target_bzrdir.create_repository(shared=True)
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81
 
        interrepo = InterRepository.get(source_repo, target_repo)
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        mapping = source_repo.get_mapping()
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        refs = interrepo.fetch_refs()
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        pb = ui.ui_factory.nested_progress_bar()
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        try:
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            for i, (name, ref) in enumerate(refs.iteritems()):
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                if name.startswith("refs/tags/"):
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                    continue
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                pb.update("creating branches", i, len(refs))
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                head_loc = os.path.join(dest_location, name)
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                try:
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                    head_bzrdir = BzrDir.open(head_loc)
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                except NotBranchError:
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                    parent_path = urlutils.dirname(head_loc)
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                    if not os.path.isdir(parent_path):
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                        os.makedirs(parent_path)
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                    head_bzrdir = BzrDir.create(head_loc, format=format)
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                try:
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                    head_branch = head_bzrdir.open_branch()
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                except NotBranchError:
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                    head_branch = head_bzrdir.create_branch()
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                revid = mapping.revision_id_foreign_to_bzr(ref)
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                source_branch = GitBranch(source_repo.bzrdir, source_repo, 
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                    name, None)
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                source_branch.head = ref
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                head_branch.generate_revision_history(revid)
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                source_branch.tags.merge_to(head_branch.tags)
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        finally:
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            pb.finished()
110
 
 
111
 
 
112
 
class cmd_git_object(Command):
113
 
    """List or display Git objects by SHA.
114
 
    
115
 
    Cat a particular object's Git representation if a SHA is specified.
116
 
    List all available SHAs otherwise.
117
 
    """
118
 
 
119
 
    hidden = True
120
 
 
121
 
    aliases = ["git-objects", "git-cat"]
122
 
    takes_args = ["sha1?"]
123
 
    takes_options = [Option('directory', 
124
 
        short_name='d',
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        help='Location of repository.', type=unicode),
126
 
        Option('pretty', help='Pretty-print objects.')]
127
 
    encoding_type = 'exact'
128
 
 
129
 
    @display_command
130
 
    def run(self, sha1=None, directory=".", pretty=False):
131
 
        from bzrlib.errors import (
132
 
            BzrCommandError,
133
 
            )
134
 
        from bzrlib.bzrdir import (
135
 
            BzrDir,
136
 
            )
137
 
        bzrdir, _ = BzrDir.open_containing(directory)
138
 
        repo = bzrdir.find_repository()
139
 
        from bzrlib.plugins.git.object_store import (
140
 
            get_object_store,
141
 
            )
142
 
        object_store = get_object_store(repo)
143
 
        repo.lock_read()
144
 
        try:
145
 
            if sha1 is not None:
146
 
                try:
147
 
                    obj = object_store[str(sha1)]
148
 
                except KeyError:
149
 
                    raise BzrCommandError("Object not found: %s" % sha1)
150
 
                if pretty:
151
 
                    text = obj.as_pretty_string()
152
 
                else:
153
 
                    text = obj.as_raw_string()
154
 
                self.outf.write(text)
155
 
            else:
156
 
                for sha1 in object_store:
157
 
                    self.outf.write("%s\n" % sha1)
158
 
        finally:
159
 
            repo.unlock()