/brz/remove-bazaar

To get this branch, use:
bzr branch http://gegoxaren.bato24.eu/bzr/brz/remove-bazaar
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
# Copyright (C) 2009-2010 Jelmer Vernooij <jelmer@samba.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


"""Support for committing in native Git working trees."""


from dulwich.index import (
    commit_tree,
    )
import os
import stat

from bzrlib.repository import (
    CommitBuilder,
    )

from dulwich.objects import (
    S_IFGITLINK,
    Blob,
    Commit,
    )


from bzrlib.plugins.git.mapping import (
    entry_mode,
    )


class GitCommitBuilder(CommitBuilder):

    def __init__(self, *args, **kwargs):
        super(GitCommitBuilder, self).__init__(*args, **kwargs)
        self.store = self.repository._git.object_store
        self._blobs = {}

    def record_entry_contents(self, ie, parent_invs, path, tree,
        content_summary):
        raise NotImplementedError(self.record_entry_contents)

    def record_delete(self, path, file_id):
        self._blobs[path] = None
        self._any_changes = True

    def record_iter_changes(self, workingtree, basis_revid, iter_changes):
        index = getattr(workingtree, "index", None)
        if index is not None:
            def index_sha1(path, file_id):
                return index.get_sha1(path.encode("utf-8"))
            text_sha1 = link_sha1 = index_sha1
        else:
            def link_sha1(path, file_id):
                blob = Blob()
                blob.data = workingtree.get_symlink_target(file_id)
                return blob.id
            def text_sha1(path, file_id):
                blob = Blob()
                blob.data = workingtree.get_file_text(file_id, path)
                return blob.id
        for (file_id, path, changed_content, versioned, parent, name, kind,
             executable) in iter_changes:
            if kind[1] in ("directory",):
                if kind[0] in ("file", "symlink"):
                    self.record_delete(path[0], file_id)
                continue
            if path[1] is None:
                self.record_delete(path[0], file_id)
                continue
            if kind[1] == "file":
                mode = stat.S_IFREG
                sha = text_sha1(path[1], file_id)
            elif kind[1] == "symlink":
                mode = stat.S_IFLNK
                sha = link_sha1(path[1], file_id)
            elif kind[1] == "tree-reference":
                mode = S_IFGITLINK
                sha = "FIXME"
            else:
                raise AssertionError("Unknown kind %r" % kind[1])
            if executable[1]:
                mode |= 0111
            self._any_changes = True
            self._blobs[path[1].encode("utf-8")] = (mode, sha)
            file_sha1 = workingtree.get_file_sha1(file_id, path[1])
            yield file_id, path[1], (file_sha1, os.lstat(workingtree.abspath(path[1])))
        # Fill in entries that were not changed
        basis_tree = workingtree.basis_tree()
        assert basis_tree.get_revision_id() == basis_revid
        for path, entry in basis_tree.iter_entries_by_dir():
            if entry.kind not in ("file", "symlink"):
                continue
            if not path in self._blobs:
                blob = Blob()
                if entry.kind == "symlink":
                    blob.data = basis_tree.get_symlink_target(entry.file_id)
                else:
                    blob.data = basis_tree.get_file_text(entry.file_id)
                self._blobs[path.encode("utf-8")] = (entry_mode(entry), blob.id)

    def finish_inventory(self):
        # eliminate blobs that were removed
        for path, entry in self._blobs.iteritems():
            if entry is None:
                del self._blobs[path]

    def _iterblobs(self):
        return ((path, sha, mode) for (path, (mode, sha)) in self._blobs.iteritems())

    def commit(self, message):
        c = Commit()
        c.parents = [self.repository.lookup_bzr_revision_id(revid)[0] for revid in self.parents]
        c.tree = commit_tree(self.store, self._iterblobs())
        c.committer = self._committer
        c.author = self._revprops.get('author', self._committer)
        c.commit_time = int(self._timestamp)
        c.author_time = int(self._timestamp)
        c.commit_timezone = self._timezone
        c.author_timezone = self._timezone
        c.encoding = 'utf-8'
        c.message = message.encode("utf-8")
        self.store.add_object(c)
        self._new_revision_id = self.repository.get_mapping().revision_id_foreign_to_bzr(c.id)
        self.repository.commit_write_group()
        return self._new_revision_id