1 # Copyright (C) 2005-2007 Jelmer Vernooij <jelmer@samba.org>
3 # This program is free software; you can redistribute it and/or modify
4 # it under the terms of the GNU General Public License as published by
5 # the Free Software Foundation; either version 3 of the License, or
6 # (at your option) any later version.
8 # This program is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 # GNU General Public License for more details.
13 # You should have received a copy of the GNU General Public License
14 # along with this program. If not, see <http://www.gnu.org/licenses/>.
16 from bzrlib import osutils, urlutils
17 from bzrlib.versionedfile import FulltextContentFactory, VersionedFiles, VirtualVersionedFiles
19 from bzrlib.plugins.svn.core import SubversionException
20 from bzrlib.plugins.svn.errors import ERR_FS_NOT_FILE
21 from bzrlib.plugins.svn.foreign.versionedfiles import VirtualSignatureTexts, VirtualRevisionTexts, VirtualInventoryTexts
23 from cStringIO import StringIO
25 class SvnTexts(VersionedFiles):
26 """Subversion texts backend."""
28 def __init__(self, repository):
29 self.repository = repository
31 def check(self, progressbar=None):
34 def add_mpdiffs(self, records):
35 raise NotImplementedError(self.add_mpdiffs)
37 def get_record_stream(self, keys, ordering, include_delta_closure):
38 # TODO: there may be valid text revisions that only exist as
39 # ghosts in the repository itself. This function will
40 # not be able to report them.
41 # TODO: Sort keys by file id and issue just one get_file_revs() call
43 for (fileid, revid) in list(keys):
44 (branch, revnum, mapping) = self.repository.lookup_revision_id(revid)
45 map = self.repository.get_fileid_map(revnum, branch, mapping)
46 # Unfortunately, the map is the other way around
48 for k, (v, ck) in map.items():
52 self.repository.transport.get_file(urlutils.join(branch, k), stream, revnum)
54 lines = stream.readlines()
55 except SubversionException, (_, num):
56 if num == ERR_FS_NOT_FILE:
62 raise Exception("Inconsistent key specified: (%r,%r)" % (fileid, revid))
63 yield FulltextContentFactory((fileid, revid), None,
64 sha1=osutils.sha_strings(lines),
67 def get_parent_map(self, keys):
70 # First, figure out the revision number/path
72 for (fileid, revid) in keys:
74 ret[(fileid, revid)] = None
77 # TODO: annotate, get_sha1s, iter_lines_added_or_present_in_keys, keys