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  • Committer: Ian Clatworthy
  • Date: 2009-03-02 06:35:43 UTC
  • mto: (0.23.30 groupcompress_rabin)
  • mto: This revision was merged to the branch mainline in revision 4280.
  • Revision ID: ian.clatworthy@canonical.com-20090302063543-czciz25uppelwhv0
groupcompress.py code cleanups

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bzrlib/send.py
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# Copyright (C) 2009, 2010 Canonical Ltd
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#
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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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#
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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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#
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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17
 
 
18
 
import os
19
 
import time
20
 
 
21
 
from bzrlib import (
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    bzrdir,
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    errors,
24
 
    osutils,
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    registry,
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    trace,
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    )
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from bzrlib.branch import (
29
 
    Branch,
30
 
    )
31
 
from bzrlib.revision import (
32
 
    NULL_REVISION,
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    )
34
 
 
35
 
 
36
 
format_registry = registry.Registry()
37
 
 
38
 
 
39
 
def send(submit_branch, revision, public_branch, remember, format,
40
 
         no_bundle, no_patch, output, from_, mail_to, message, body,
41
 
         to_file, strict=None):
42
 
    tree, branch = bzrdir.BzrDir.open_containing_tree_or_branch(from_)[:2]
43
 
    # we may need to write data into branch's repository to calculate
44
 
    # the data to send.
45
 
    branch.lock_write()
46
 
    try:
47
 
        if output is None:
48
 
            config = branch.get_config()
49
 
            if mail_to is None:
50
 
                mail_to = config.get_user_option('submit_to')
51
 
            mail_client = config.get_mail_client()
52
 
            if (not getattr(mail_client, 'supports_body', False)
53
 
                and body is not None):
54
 
                raise errors.BzrCommandError(
55
 
                    'Mail client "%s" does not support specifying body' %
56
 
                    mail_client.__class__.__name__)
57
 
        if remember and submit_branch is None:
58
 
            raise errors.BzrCommandError(
59
 
                '--remember requires a branch to be specified.')
60
 
        stored_submit_branch = branch.get_submit_branch()
61
 
        remembered_submit_branch = None
62
 
        if submit_branch is None:
63
 
            submit_branch = stored_submit_branch
64
 
            remembered_submit_branch = "submit"
65
 
        else:
66
 
            if stored_submit_branch is None or remember:
67
 
                branch.set_submit_branch(submit_branch)
68
 
        if submit_branch is None:
69
 
            submit_branch = branch.get_parent()
70
 
            remembered_submit_branch = "parent"
71
 
        if submit_branch is None:
72
 
            raise errors.BzrCommandError('No submit branch known or'
73
 
                                         ' specified')
74
 
        if remembered_submit_branch is not None:
75
 
            trace.note('Using saved %s location "%s" to determine what '
76
 
                       'changes to submit.', remembered_submit_branch,
77
 
                       submit_branch)
78
 
 
79
 
        if mail_to is None or format is None:
80
 
            # TODO: jam 20090716 we open the submit_branch here, but we *don't*
81
 
            #       pass it down into the format creation, so it will have to
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            #       open it again
83
 
            submit_br = Branch.open(submit_branch)
84
 
            submit_config = submit_br.get_config()
85
 
            if mail_to is None:
86
 
                mail_to = submit_config.get_user_option("child_submit_to")
87
 
            if format is None:
88
 
                formatname = submit_br.get_child_submit_format()
89
 
                try:
90
 
                    format = format_registry.get(formatname)
91
 
                except KeyError:
92
 
                    raise errors.BzrCommandError("No such send format '%s'." % 
93
 
                                                 formatname)
94
 
 
95
 
        stored_public_branch = branch.get_public_branch()
96
 
        if public_branch is None:
97
 
            public_branch = stored_public_branch
98
 
        elif stored_public_branch is None or remember:
99
 
            branch.set_public_branch(public_branch)
100
 
        if no_bundle and public_branch is None:
101
 
            raise errors.BzrCommandError('No public branch specified or'
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                                         ' known')
103
 
        base_revision_id = None
104
 
        revision_id = None
105
 
        if revision is not None:
106
 
            if len(revision) > 2:
107
 
                raise errors.BzrCommandError('bzr send takes '
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                    'at most two one revision identifiers')
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            revision_id = revision[-1].as_revision_id(branch)
110
 
            if len(revision) == 2:
111
 
                base_revision_id = revision[0].as_revision_id(branch)
112
 
        if revision_id is None:
113
 
            if tree is not None:
114
 
                tree.check_changed_or_out_of_date(
115
 
                    strict, 'send_strict',
116
 
                    more_error='Use --no-strict to force the send.',
117
 
                    more_warning='Uncommitted changes will not be sent.')
118
 
            revision_id = branch.last_revision()
119
 
        if revision_id == NULL_REVISION:
120
 
            raise errors.BzrCommandError('No revisions to submit.')
121
 
        if format is None:
122
 
            format = format_registry.get()
123
 
        directive = format(branch, revision_id, submit_branch,
124
 
            public_branch, no_patch, no_bundle, message, base_revision_id)
125
 
        if output is None:
126
 
            directive.compose_merge_request(mail_client, mail_to, body,
127
 
                                            branch, tree)
128
 
        else:
129
 
            if directive.multiple_output_files:
130
 
                if output == '-':
131
 
                    raise errors.BzrCommandError('- not supported for '
132
 
                        'merge directives that use more than one output file.')
133
 
                if not os.path.exists(output):
134
 
                    os.mkdir(output, 0755)
135
 
                for (filename, lines) in directive.to_files():
136
 
                    path = os.path.join(output, filename)
137
 
                    outfile = open(path, 'wb')
138
 
                    try:
139
 
                        outfile.writelines(lines)
140
 
                    finally:
141
 
                        outfile.close()
142
 
            else:
143
 
                if output == '-':
144
 
                    outfile = to_file
145
 
                else:
146
 
                    outfile = open(output, 'wb')
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                try:
148
 
                    outfile.writelines(directive.to_lines())
149
 
                finally:
150
 
                    if outfile is not to_file:
151
 
                        outfile.close()
152
 
    finally:
153
 
        branch.unlock()
154
 
 
155
 
 
156
 
def _send_4(branch, revision_id, submit_branch, public_branch,
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            no_patch, no_bundle, message, base_revision_id):
158
 
    from bzrlib import merge_directive
159
 
    return merge_directive.MergeDirective2.from_objects(
160
 
        branch.repository, revision_id, time.time(),
161
 
        osutils.local_time_offset(), submit_branch,
162
 
        public_branch=public_branch, include_patch=not no_patch,
163
 
        include_bundle=not no_bundle, message=message,
164
 
        base_revision_id=base_revision_id)
165
 
 
166
 
 
167
 
def _send_0_9(branch, revision_id, submit_branch, public_branch,
168
 
              no_patch, no_bundle, message, base_revision_id):
169
 
    if not no_bundle:
170
 
        if not no_patch:
171
 
            patch_type = 'bundle'
172
 
        else:
173
 
            raise errors.BzrCommandError('Format 0.9 does not'
174
 
                ' permit bundle with no patch')
175
 
    else:
176
 
        if not no_patch:
177
 
            patch_type = 'diff'
178
 
        else:
179
 
            patch_type = None
180
 
    from bzrlib import merge_directive
181
 
    return merge_directive.MergeDirective.from_objects(
182
 
        branch.repository, revision_id, time.time(),
183
 
        osutils.local_time_offset(), submit_branch,
184
 
        public_branch=public_branch, patch_type=patch_type,
185
 
        message=message)
186
 
 
187
 
 
188
 
format_registry.register('4', 
189
 
    _send_4, 'Bundle format 4, Merge Directive 2 (default)')
190
 
format_registry.register('0.9',
191
 
    _send_0_9, 'Bundle format 0.9, Merge Directive 1')
192
 
format_registry.default_key = '4'