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  • Committer: Jelmer Vernooij
  • Date: 2010-02-12 13:29:05 UTC
  • mto: (0.200.718 trunk)
  • mto: This revision was merged to the branch mainline in revision 6960.
  • Revision ID: jelmer@samba.org-20100212132905-1x9kyvsrztcz95gd
Use local repo if possible.

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repository.py
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"""An adapter between a Git Repository and a Bazaar Branch"""
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import bzrlib
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from bzrlib import (
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    errors,
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    graph,
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    inventory,
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    osutils,
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    repository,
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    revision,
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    revisiontree,
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    ui,
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    urlutils,
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    )
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from bzrlib.foreign import (
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    ForeignRepository,
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    )
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from bzrlib.trace import (
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    mutter,
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    )
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from bzrlib.transport import (
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    get_transport,
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    )
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from bzrlib.plugins.git.commit import (
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    GitCommitBuilder,
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    )
45
 
from bzrlib.plugins.git.inventory import (
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    GitInventory,
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    )
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from bzrlib.plugins.git.mapping import (
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    default_mapping,
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    foreign_git,
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    mapping_registry,
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    )
 
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from bzrlib.plugins.git.tree import (
 
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    GitRevisionTree,
 
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    )
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from bzrlib.plugins.git.versionedfiles import (
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    GitRevisions,
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    GitTexts,
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    vcs = foreign_git
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66
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    def __init__(self, gitdir, lockfiles):
67
 
        ForeignRepository.__init__(self, GitRepositoryFormat(), gitdir, 
 
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        ForeignRepository.__init__(self, GitRepositoryFormat(), gitdir,
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            lockfiles)
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        from bzrlib.plugins.git import fetch, push
70
 
        for optimiser in [fetch.InterRemoteGitNonGitRepository, 
 
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        for optimiser in [fetch.InterRemoteGitNonGitRepository,
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                          fetch.InterLocalGitNonGitRepository,
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                          fetch.InterGitGitRepository,
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                          push.InterToLocalGitRepository,
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    """Git repository on the file system."""
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108
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    def __init__(self, gitdir, lockfiles):
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        # FIXME: This also caches negatives. Need to be more careful 
 
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        # FIXME: This also caches negatives. Need to be more careful
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        # about this once we start writing to git
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        self._parents_provider = graph.CachingParentsProvider(self)
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        GitRepository.__init__(self, gitdir, lockfiles)
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        self.base = gitdir.root_transport.base
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        self._git = gitdir._git
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        self.texts = None
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        self.signatures = None
117
 
        self.revisions = GitRevisions(self._git.object_store)
 
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        self.revisions = GitRevisions(self, self._git.object_store)
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        self.inventories = None
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        self.texts = GitTexts(self)
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    def all_revision_ids(self):
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        ret = set([revision.NULL_REVISION])
 
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        ret = set([])
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        heads = self._git.refs.as_dict('refs/heads')
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        if heads == {}:
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            return ret
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            if revision_id == revision.NULL_REVISION:
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                parent_map[revision_id] = ()
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                continue
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            hexsha, mapping = self.lookup_git_revid(revision_id)
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            commit  = self._git.commit(hexsha)
 
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            hexsha, mapping = self.lookup_bzr_revision_id(revision_id)
 
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            try:
 
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                commit = self._git.commit(hexsha)
 
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            except KeyError:
 
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                continue
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            if commit is None:
 
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                # Older versions of Dulwich used to return None rather than
 
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                # raise KeyError.
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                continue
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            else:
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                parent_map[revision_id] = [mapping.revision_id_foreign_to_bzr(p) for p in commit.parents]
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    def get_signature_text(self, revision_id):
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        raise errors.NoSuchRevision(self, revision_id)
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    def lookup_revision_id(self, revid):
 
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    def lookup_foreign_revision_id(self, foreign_revid, mapping=None):
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        """Lookup a revision id.
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        :param revid: Bazaar revision id.
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        :return: Tuple with git revisionid and mapping.
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        """
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        # Yes, this doesn't really work, but good enough as a stub
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        return osutils.sha(rev_id).hexdigest(), self.get_mapping()
 
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        if mapping is None:
 
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            mapping = self.get_mapping()
 
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        return mapping.revision_id_foreign_to_bzr(foreign_revid)
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    def has_signature_for_revision_id(self, revision_id):
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        return False
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    def lookup_git_revid(self, bzr_revid):
 
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    def lookup_bzr_revision_id(self, bzr_revid):
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        try:
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            return mapping_registry.revision_id_bzr_to_foreign(bzr_revid)
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        except errors.InvalidRevisionId:
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            raise errors.NoSuchRevision(self, bzr_revid)
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    def get_revision(self, revision_id):
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        git_commit_id, mapping = self.lookup_git_revid(revision_id)
 
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        git_commit_id, mapping = self.lookup_bzr_revision_id(revision_id)
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        try:
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            commit = self._git.commit(git_commit_id)
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        except KeyError:
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        progress=None):
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        return self._git.fetch_objects(determine_wants, graph_walker, progress)
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class GitRevisionTree(revisiontree.RevisionTree):
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    def __init__(self, repository, revision_id):
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        self._revision_id = revision_id
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        self._repository = repository
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        store = repository._git.object_store
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        assert isinstance(revision_id, str)
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        git_id, self.mapping = repository.lookup_git_revid(revision_id)
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        try:
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            commit = store[git_id]
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        except KeyError, r:
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            raise errors.NoSuchRevision(repository, revision_id)
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        self.tree = commit.tree
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        self._inventory = GitInventory(self.tree, self.mapping, store, 
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                                       revision_id)
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248
 
    def get_revision_id(self):
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        return self._revision_id
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251
 
    def get_file_text(self, file_id, path=None):
252
 
        if path is not None:
253
 
            entry = self._inventory._get_ie(path)
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        else:
255
 
            entry = self._inventory[file_id]
256
 
        if entry.kind == 'directory': return ""
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        return entry.object.data
 
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    def _get_versioned_file_checker(self, text_key_references=None,
 
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                        ancestors=None):
 
228
        return GitVersionedFileChecker(self,
 
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            text_key_references=text_key_references, ancestors=ancestors)
 
230
    
 
231
 
 
232
class GitVersionedFileChecker(repository._VersionedFileChecker):
 
233
 
 
234
    file_ids = []
 
235
 
 
236
    def _check_file_version_parents(self, texts, progress_bar):
 
237
        return {}, []
258
238
 
259
239
 
260
240
class GitRepositoryFormat(repository.RepositoryFormat):
267
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        return "Git Repository"
268
248
 
269
249
    def initialize(self, url, shared=False, _internal=False):
270
 
        raise bzr_errors.UninitializableFormat(self)
 
250
        raise errors.UninitializableFormat(self)
271
251
 
272
252
    def check_conversion_target(self, target_repo_format):
273
253
        return target_repo_format.rich_root_data
274
254
 
 
255
    def get_foreign_tests_repository_factory(self):
 
256
        from bzrlib.plugins.git.tests.test_repository import (
 
257
            ForeignTestsRepositoryFactory,
 
258
            )
 
259
        return ForeignTestsRepositoryFactory()
 
260
 
275
261
    def network_name(self):
276
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        return "git"