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bzrlib/send.py
 
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# Copyright (C) 2009 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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import time
 
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from bzrlib import (
 
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    bzrdir,
 
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    errors,
 
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    merge_directive,
 
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    osutils,
 
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    registry,
 
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    trace,
 
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    )
 
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from bzrlib.branch import (
 
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    Branch,
 
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    )
 
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from bzrlib.revision import (
 
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    NULL_REVISION,
 
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    )
 
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format_registry = registry.Registry()
 
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def send(submit_branch, revision, public_branch, remember, format,
 
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         no_bundle, no_patch, output, from_, mail_to, message, body,
 
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         to_file, strict=None):
 
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    tree, branch = bzrdir.BzrDir.open_containing_tree_or_branch(from_)[:2]
 
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    # we may need to write data into branch's repository to calculate
 
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    # the data to send.
 
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    branch.lock_write()
 
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    try:
 
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        if output is None:
 
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            config = branch.get_config()
 
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            if mail_to is None:
 
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                mail_to = config.get_user_option('submit_to')
 
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            mail_client = config.get_mail_client()
 
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            if (not getattr(mail_client, 'supports_body', False)
 
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                and body is not None):
 
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                raise errors.BzrCommandError(
 
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                    'Mail client "%s" does not support specifying body' %
 
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                    mail_client.__class__.__name__)
 
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        if remember and submit_branch is None:
 
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            raise errors.BzrCommandError(
 
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                '--remember requires a branch to be specified.')
 
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        stored_submit_branch = branch.get_submit_branch()
 
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        remembered_submit_branch = None
 
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        if submit_branch is None:
 
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            submit_branch = stored_submit_branch
 
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            remembered_submit_branch = "submit"
 
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        else:
 
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            if stored_submit_branch is None or remember:
 
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                branch.set_submit_branch(submit_branch)
 
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        if submit_branch is None:
 
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            submit_branch = branch.get_parent()
 
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            remembered_submit_branch = "parent"
 
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        if submit_branch is None:
 
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            raise errors.BzrCommandError('No submit branch known or'
 
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                                         ' specified')
 
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        if remembered_submit_branch is not None:
 
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            trace.note('Using saved %s location "%s" to determine what '
 
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                       'changes to submit.', remembered_submit_branch,
 
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                       submit_branch)
 
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        if mail_to is None or format is None:
 
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            # TODO: jam 20090716 we open the submit_branch here, but we *don't*
 
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            #       pass it down into the format creation, so it will have to
 
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            #       open it again
 
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            submit_br = Branch.open(submit_branch)
 
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            submit_config = submit_br.get_config()
 
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            if mail_to is None:
 
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                mail_to = submit_config.get_user_option("child_submit_to")
 
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            if format is None:
 
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                formatname = submit_br.get_child_submit_format()
 
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                try:
 
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                    format = format_registry.get(formatname)
 
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                except KeyError:
 
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                    raise errors.BzrCommandError("No such send format '%s'." % 
 
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                                                 formatname)
 
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        stored_public_branch = branch.get_public_branch()
 
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        if public_branch is None:
 
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            public_branch = stored_public_branch
 
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        elif stored_public_branch is None or remember:
 
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            branch.set_public_branch(public_branch)
 
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        if no_bundle and public_branch is None:
 
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            raise errors.BzrCommandError('No public branch specified or'
 
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                                         ' known')
 
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        base_revision_id = None
 
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        revision_id = None
 
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        if revision is not None:
 
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            if len(revision) > 2:
 
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                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)
 
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            if len(revision) == 2:
 
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                base_revision_id = revision[0].as_revision_id(branch)
 
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        if revision_id is None:
 
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            if strict is None:
 
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                strict = branch.get_config(
 
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                    ).get_user_option_as_bool('send_strict')
 
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            if strict is None: strict = True # default value
 
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            if strict and tree is not None:
 
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                if (tree.has_changes(tree.basis_tree())
 
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                    or len(tree.get_parent_ids()) > 1):
 
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                    raise errors.UncommittedChanges(
 
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                        tree, more='Use --no-strict to force the send.')
 
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                if tree.last_revision() != tree.branch.last_revision():
 
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                    # The tree has lost sync with its branch, there is little
 
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                    # chance that the user is aware of it but he can still force
 
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                    # the push with --no-strict
 
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                    raise errors.OutOfDateTree(
 
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                        tree, more='Use --no-strict to force the send.')
 
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            revision_id = branch.last_revision()
 
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        if revision_id == NULL_REVISION:
 
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            raise errors.BzrCommandError('No revisions to submit.')
 
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        if format is None:
 
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            format = format_registry.get()
 
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        directive = format(branch, revision_id, submit_branch,
 
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            public_branch, no_patch, no_bundle, message, base_revision_id)
 
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        if output is None:
 
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            directive.compose_merge_request(mail_client, mail_to, body,
 
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                                            branch, tree)
 
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        else:
 
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            if output == '-':
 
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                outfile = to_file
 
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            else:
 
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                outfile = open(output, 'wb')
 
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            try:
 
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                outfile.writelines(directive.to_lines())
 
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            finally:
 
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                if outfile is not to_file:
 
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                    outfile.close()
 
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    finally:
 
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        branch.unlock()
 
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def _send_4(branch, revision_id, submit_branch, public_branch,
 
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            no_patch, no_bundle, message, base_revision_id):
 
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    return merge_directive.MergeDirective2.from_objects(
 
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        branch.repository, revision_id, time.time(),
 
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        osutils.local_time_offset(), submit_branch,
 
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        public_branch=public_branch, include_patch=not no_patch,
 
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        include_bundle=not no_bundle, message=message,
 
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        base_revision_id=base_revision_id)
 
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def _send_0_9(branch, revision_id, submit_branch, public_branch,
 
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              no_patch, no_bundle, message, base_revision_id):
 
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    if not no_bundle:
 
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        if not no_patch:
 
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            patch_type = 'bundle'
 
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        else:
 
168
            raise errors.BzrCommandError('Format 0.9 does not'
 
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                ' permit bundle with no patch')
 
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    else:
 
171
        if not no_patch:
 
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            patch_type = 'diff'
 
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        else:
 
174
            patch_type = None
 
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    return merge_directive.MergeDirective.from_objects(
 
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        branch.repository, revision_id, time.time(),
 
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        osutils.local_time_offset(), submit_branch,
 
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        public_branch=public_branch, patch_type=patch_type,
 
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        message=message)
 
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format_registry.register('4', 
 
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    _send_4, 'Bundle format 4, Merge Directive 2 (default)')
 
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format_registry.register('0.9',
 
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    _send_0_9, 'Bundle format 0.9, Merge Directive 1')
 
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format_registry.default_key = '4'