~bzr-pqm/bzr/bzr.dev

# (C) 2005 Canonical Ltd

# 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

def show_status(branch, show_unchanged=False,

                specific_files=None,

                show_ids=False,

                to_file=None,

                show_pending=True,

                revision=None):

    """Display status for non-ignored working files.

    show_unchanged

        If set, includes unchanged files.

    specific_files

        If set, only show the status of files in this list.

    show_ids

        If set, includes each file's id.

    to_file

        If set, write to this file (default stdout.)

    show_pending

        If set, write pending merges.

    revision

        If None the compare latest revision with working tree

        If one revision show compared it with working tree.

        If two revisions show status between first and second.

    """

    import sys

    from bzrlib.delta import compare_trees

    if to_file == None:

        to_file = sys.stdout

    branch.lock_read()

    try:

        new_is_working_tree = True

        if revision is None:

            old = branch.basis_tree()

            new = branch.working_tree()

        elif len(revision) > 0:

            try:

                rev_id = revision[0].in_history(branch).rev_id

                old = branch.revision_tree(rev_id)

            except NoSuchRevision, e:

                raise BzrCommandError(str(e))

            if len(revision) > 1:

                try:

                    rev_id = revision[1].in_history(branch).rev_id

                    new = branch.revision_tree(rev_id)

                    new_is_working_tree = False

                except NoSuchRevision, e:

                    raise BzrCommandError(str(e))

            else:

                new = branch.working_tree()

        delta = compare_trees(old, new, want_unchanged=show_unchanged,

                              specific_files=specific_files)

        delta.show(to_file,

                   show_ids=show_ids,

                   show_unchanged=show_unchanged)

        if new_is_working_tree:

            unknowns = new.unknowns()

            done_header = False

            for path in unknowns:

                # FIXME: Should also match if the unknown file is within a

                # specified directory.

                if specific_files:

                    if path not in specific_files:

                        continue

                if not done_header:

                    print >>to_file, 'unknown:'

                    done_header = True

                print >>to_file, ' ', path

            if show_pending and len(branch.pending_merges()) > 0:

                print >>to_file, 'pending merges:'

                for merge in branch.pending_merges():

                    print >> to_file, ' ', merge

    finally:

        branch.unlock()