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  • Committer: Andrew Bennetts
  • Date: 2009-10-21 11:13:40 UTC
  • mto: This revision was merged to the branch mainline in revision 4762.
  • Revision ID: andrew.bennetts@canonical.com-20091021111340-w7x4d5yf83qwjncc
Add test that WSGI glue allows request handlers to access paths above that request's. backing transport, so long as it is within the WSGI app's backing transport.

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versionedfiles.py
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# Copyright (C) 2009 Jelmer Vernooij <jelmer@samba.org>
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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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from dulwich.object_store import (
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    tree_lookup_path,
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    )
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from dulwich.objects import (
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    Blob,
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    Tree,
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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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from bzrlib.versionedfile import (
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    AbsentContentFactory,
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    FulltextContentFactory,
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    VersionedFiles,
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    )
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from bzrlib.plugins.git.converter import (
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    BazaarObjectStore,
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    )
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class GitTexts(VersionedFiles):
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    """A texts VersionedFiles instance that is backed onto a Git object store."""
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    def __init__(self, repository):
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        self.repository = repository
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        self.object_store = self.repository._git.object_store
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    def check(self, progressbar=None):
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        return True
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    def add_mpdiffs(self, records):
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        raise NotImplementedError(self.add_mpdiffs)
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    def get_record_stream(self, keys, ordering, include_delta_closure):
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        for key in keys:
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            (fileid, revid) = key
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            (foreign_revid, mapping) = self.repository.lookup_git_revid(revid)
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            root_tree = self.object_store[foreign_revid].tree
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            path = mapping.parse_file_id(fileid)
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            try:
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                obj = tree_lookup_path(self.object_store.__getitem__, 
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                                       root_tree, path)
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            except KeyError:
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                yield AbsentContentFactory(key)
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            else:
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                if isinstance(obj, Tree):
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                    yield FulltextContentFactory(key, None, None, "")
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                elif isinstance(obj, Blob):
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                    yield FulltextContentFactory(key, None, None, obj._text)
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                else:
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                    yield AbsentContentFactory(key)
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    def get_parent_map(self, keys):
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        raise NotImplementedError(self.get_parent_map)
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