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Viewing changes to bzrlib/version_info.py

  • Committer: John Arbash Meinel
  • Date: 2006-09-20 14:51:03 UTC
  • mfrom: (0.8.23 version_info)
  • mto: This revision was merged to the branch mainline in revision 2028.
  • Revision ID: john@arbash-meinel.com-20060920145103-02725c6d6c886040
[merge] version-info plugin, and cleanup for layout in bzr

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bzrlib/version_info.py
 
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# Copyright (C) 2005, 2006 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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"""Commands for generating snapshot information about a bzr tree."""
 
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import sys
 
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import codecs
 
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from bzrlib import (
 
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    version_info_formats,
 
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    )
 
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from bzrlib.branch import Branch
 
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from bzrlib.commands import Command
 
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from bzrlib.errors import BzrCommandError
 
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from bzrlib.option import Option
 
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from bzrlib.workingtree import WorkingTree
 
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def _parse_version_info_format(format):
 
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    try:
 
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        return version_info_formats.get_builder(format)
 
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    except KeyError:
 
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        formats = version_info_formats.get_builder_formats()
 
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        raise BzrCommandError('No known version info format %s.'
 
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                              ' Supported types are: %s'
 
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                              % (format, formats))
 
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class cmd_version_info(Command):
 
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    """Generate version information about this tree."""
 
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    takes_options = [Option('format', type=_parse_version_info_format,
 
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                            help='Select the output format'),
 
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                     Option('all', help='include all possible information'),
 
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                     Option('check-clean', help='check if tree is clean'),
 
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                     Option('include-history',
 
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                            help='Include the revision-history'),
 
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                     Option('include-file-revisions',
 
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                            help='Include the last revision for each file')
 
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                     ]
 
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    takes_args = ['location?']
 
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    encoding_type = 'exact'
 
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    def run(self, location=None, format=None,
 
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            all=False, check_clean=False, include_history=False,
 
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            include_file_revisions=False):
 
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        if location is None:
 
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            location = u'.'
 
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        if format is None:
 
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            format = version_info_formats.get_builder(None)
 
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        wt = None
 
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        try:
 
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            wt = WorkingTree.open_containing(location)[0]
 
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        except NoWorkingTree:
 
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            b = Branch.open(location)
 
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        else:
 
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            b = wt.branch
 
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        if all:
 
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            include_history = True
 
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            check_clean = True
 
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            include_file_revisions=True
 
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        builder = format(b, working_tree=wt,
 
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                check_for_clean=check_clean,
 
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                include_revision_history=include_history,
 
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                include_file_revisions=include_file_revisions)
 
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        builder.generate(self.outf)