/brz/remove-bazaar

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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2010-05-03 09:07:50 UTC
  • mfrom: (5185.1.1 fix-515660)
  • Revision ID: pqm@pqm.ubuntu.com-20100503090750-ojeefmuph3yj8m5z
Update 'bzr bind' help to indicate what happens when no location is
 specified.

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commands.py
1
 
# Copyright (C) 2006-2009 Canonical Ltd
2
 
 
3
 
# Authors: Robert Collins <robert.collins@canonical.com>
4
 
#          Jelmer Vernooij <jelmer@samba.org>
5
 
#          John Carr <john.carr@unrouted.co.uk>
6
 
#
7
 
# This program is free software; you can redistribute it and/or modify
8
 
# 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
10
 
# (at your option) any later version.
11
 
#
12
 
# This program is distributed in the hope that it will be useful,
13
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
14
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15
 
# 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."""
22
 
 
23
 
from bzrlib.commands import (
24
 
    Command,
25
 
    display_command,
26
 
    )
27
 
from bzrlib.option import (
28
 
    Option,
29
 
    )
30
 
 
31
 
from bzrlib.plugins.git import (
32
 
    get_rich_root_format,
33
 
    )
34
 
 
35
 
class cmd_git_serve(Command):
36
 
    """Provide access to a Bazaar branch using the git protocol.
37
 
 
38
 
    This command is experimental and doesn't do much yet.
39
 
    """
40
 
    takes_options = [
41
 
        Option('directory',
42
 
               help='serve contents of directory',
43
 
               type=unicode)
44
 
    ]
45
 
 
46
 
    def run(self, directory=None):
47
 
        lazy_check_versions()
48
 
        from dulwich.server import TCPGitServer
49
 
        from bzrlib.plugins.git.server import BzrBackend
50
 
        from bzrlib.trace import warning
51
 
        import os
52
 
 
53
 
        warning("server support in bzr-git is experimental.")
54
 
 
55
 
        if directory is None:
56
 
            directory = os.getcwd()
57
 
 
58
 
        backend = BzrBackend(directory)
59
 
 
60
 
        server = TCPGitServer(backend, 'localhost')
61
 
        server.serve_forever()
62
 
 
63
 
 
64
 
class cmd_git_import(Command):
65
 
    """Import all branches from a git repository.
66
 
 
67
 
    """
68
 
 
69
 
    takes_args = ["src_location", "dest_location?"]
70
 
 
71
 
    def run(self, src_location, dest_location=None):
72
 
        import os
73
 
        from bzrlib import (
74
 
            ui,
75
 
            urlutils,
76
 
            )
77
 
        from bzrlib.bzrdir import (
78
 
            BzrDir,
79
 
            format_registry,
80
 
            )
81
 
        from bzrlib.errors import (
82
 
            BzrCommandError,
83
 
            NoRepositoryPresent,
84
 
            NotBranchError,
85
 
            )
86
 
        from bzrlib.repository import (
87
 
            InterRepository,
88
 
            Repository,
89
 
            )
90
 
        from bzrlib.plugins.git.branch import GitBranch
91
 
        from bzrlib.plugins.git.repository import GitRepository
92
 
 
93
 
        if dest_location is None:
94
 
            dest_location = os.path.basename(src_location.rstrip("/\\"))
95
 
 
96
 
        source_repo = Repository.open(src_location)
97
 
        if not isinstance(source_repo, GitRepository):
98
 
            raise BzrCommandError("%r is not a git repository" % src_location)
99
 
        format = get_rich_root_format()
100
 
        try:
101
 
            target_bzrdir = BzrDir.open(dest_location)
102
 
        except NotBranchError:
103
 
            target_bzrdir = BzrDir.create(dest_location, format=format)
104
 
        try:
105
 
            target_repo = target_bzrdir.open_repository()
106
 
        except NoRepositoryPresent:
107
 
            target_repo = target_bzrdir.create_repository(shared=True)
108
 
 
109
 
        interrepo = InterRepository.get(source_repo, target_repo)
110
 
        mapping = source_repo.get_mapping()
111
 
        refs = interrepo.fetch_refs()
112
 
        pb = ui.ui_factory.nested_progress_bar()
113
 
        try:
114
 
            for i, (name, ref) in enumerate(refs.iteritems()):
115
 
                if name.startswith("refs/tags/"):
116
 
                    continue
117
 
                pb.update("creating branches", i, len(refs))
118
 
                head_loc = os.path.join(dest_location, name)
119
 
                try:
120
 
                    head_bzrdir = BzrDir.open(head_loc)
121
 
                except NotBranchError:
122
 
                    parent_path = urlutils.dirname(head_loc)
123
 
                    if not os.path.isdir(parent_path):
124
 
                        os.makedirs(parent_path)
125
 
                    head_bzrdir = BzrDir.create(head_loc, format=format)
126
 
                try:
127
 
                    head_branch = head_bzrdir.open_branch()
128
 
                except NotBranchError:
129
 
                    head_branch = head_bzrdir.create_branch()
130
 
                revid = mapping.revision_id_foreign_to_bzr(ref)
131
 
                source_branch = GitBranch(source_repo.bzrdir, source_repo, 
132
 
                    name, ref, None)
133
 
                head_branch.generate_revision_history(revid)
134
 
                source_branch.tags.merge_to(head_branch.tags)
135
 
        finally:
136
 
            pb.finished()
137
 
 
138
 
 
139
 
def repo_get_object_store(repo):
140
 
    from bzrlib.plugins.git.converter import (
141
 
        BazaarObjectStore,
142
 
        )
143
 
    from bzrlib.plugins.git.mapping import (
144
 
        default_mapping,
145
 
        )
146
 
    from bzrlib.plugins.git.repository import (
147
 
        GitRepository,
148
 
        )
149
 
    if isinstance(repo, GitRepository):
150
 
        return repo._git.object_store
151
 
    else:
152
 
        return BazaarObjectStore(repo, default_mapping)
153
 
 
154
 
 
155
 
class cmd_git_object(Command):
156
 
    """List or display Git objects by SHA.
157
 
    
158
 
    Cat a particular object's Git representation if a SHA is specified.
159
 
    List all available SHAs otherwise.
160
 
    """
161
 
 
162
 
    hidden = True
163
 
 
164
 
    aliases = ["git-objects", "git-cat"]
165
 
    takes_args = ["sha1?"]
166
 
    takes_options = [Option('directory', 
167
 
        help='Location of repository.', type=unicode),
168
 
        Option('pretty', help='Pretty-print objects.')]
169
 
    encoding_type = 'exact'
170
 
 
171
 
    @display_command
172
 
    def run(self, sha1=None, directory=".", pretty=False):
173
 
        from bzrlib.errors import (
174
 
            BzrCommandError,
175
 
            )
176
 
        from bzrlib.bzrdir import (
177
 
            BzrDir,
178
 
            )
179
 
        bzrdir, _ = BzrDir.open_containing(directory)
180
 
        repo = bzrdir.find_repository()
181
 
        object_store = repo_get_object_store(repo)
182
 
        repo.lock_read()
183
 
        try:
184
 
            if sha1 is not None:
185
 
                try:
186
 
                    obj = object_store[sha1]
187
 
                except KeyError:
188
 
                    raise BzrCommandError("Object not found: %s" % sha1)
189
 
                if pretty:
190
 
                    text = obj.as_pretty_string()
191
 
                else:
192
 
                    text = obj.as_raw_string()
193
 
                self.outf.write(text)
194
 
            else:
195
 
                for sha1 in object_store:
196
 
                    self.outf.write("%s\n" % sha1)
197
 
        finally:
198
 
            repo.unlock()