/brz/remove-bazaar

# Copyright (C) 2008 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

"""Upload a working tree, incrementally.

The only bzr-related info uploaded with the working tree is the corrseponding

revision id. The uploaded working tree is not linked to any other bzr data.

The intended use is for web sites.

"""

from bzrlib import (

    commands,

    errors,

    option,

    revisionspec,

    transport,

    workingtree,

    )

class cmd_upload(commands.Command):

    """Upload a working tree, as a whole or incrementally.

    If no destination is specified use the last one used.

    If no revision is specified upload the changes since the last upload.

    """

    takes_args = ['location?']

    takes_options = [

        'revision',

        option.Option('full', 'Upload the full working tree.'),

       ]

    def run(self, location, full=False, revision=None,

            working_dir=None, # For tests

            ):

        if working_dir is None:

            working_dir = u'.'

        wt = workingtree.WorkingTree.open_containing(working_dir)[0]

        b = wt.branch

        if location is None:

            # XXX: use the remembered location

            raise NotImplementedError

        else:

            self.to_transport = transport.get_transport(location)

        if revision is None:

            rev_id = wt.last_revision()

        else:

            if len(revision) != 1:

                raise errors.BzrCommandError(

                    'bzr upload --revision takes exactly 1 argument')

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

        self.rev_id = rev_id

        self.tree = b.repository.revision_tree(rev_id)

        if full:

            self.upload_full_tree()

        else:

            rev1 = revisionspec.RevisionSpec.from_string('1')

            rev1_id = rev1.in_history(b).rev_id

            from_tree = b.repository.revision_tree(rev1_id)

            self.upload_tree(from_tree)

    def set_uploaded_revid(self, rev_id):

        # XXX: Rename to .bzr/uploaded ? Add tests for concurrent updates, etc.

        self.to_transport.put_bytes('.bzr.uploaded', rev_id)

    def upload_file(self, relpath, id):

        self.to_transport.put_bytes(relpath, self.tree.get_file_text(id))

    def make_remote_dir(self, relpath):

        # XXX: handle mode

        self.to_transport.mkdir(relpath)

    def upload_full_tree(self):

        self.to_transport.ensure_base() # XXX: Handle errors

        self.tree.lock_read()

        try:

            inv = self.tree.inventory

            entries = inv.iter_entries()

            entries.next() # skip root

            for dp, ie in entries:

                # .bzrignore has no meaning outside of a working tree

                # so do not export it

                if dp == ".bzrignore":

                    continue

                if ie.kind == 'file':

                    self.upload_file(dp, ie.file_id)

                elif ie.kind == 'directory':

                    try:

                        self.make_remote_dir(dp)

                    except errors.FileExists:

                        # The directory existed before the upload

                        pass

                else:

                    raise NotImplementedError

            self.set_uploaded_revid(self.rev_id)

        finally:

            self.tree.unlock()

    def upload_tree(self, from_tree):

        self.to_transport.ensure_base() # XXX: Handle errors

        # XXX: add tests for directories

        changes = self.tree.changes_from(from_tree)

        self.tree.lock_read()

        try:

            # XXX: handle removed, renamed, kind_changed

            for (path, id, kind) in changes.added:

                if kind is 'file':

                    self.upload_file(path, id)

                elif kind is 'directory':

                    self.make_remote_dir(path)

                else:

                    raise NotImplementedError

            # XXX: Add a test for exec_change

            for (path, id, kind,

                 content_change, exec_change) in changes.modified:

                if kind is 'file':

                    self.upload_file(path, id)

                else:

                    raise NotImplementedError

            self.set_uploaded_revid(self.rev_id)

        finally:

            self.tree.unlock()

commands.register_command(cmd_upload)

def test_suite():

    from bzrlib.tests import TestUtil

    suite = TestUtil.TestSuite()

    loader = TestUtil.TestLoader()

    testmod_names = [

        'test_upload',

        ]

    suite.addTest(loader.loadTestsFromModuleNames(

            ["%s.%s" % (__name__, tmn) for tmn in testmod_names]))

    return suite