/brz/remove-bazaar

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Simply refer to bzr's docs in HACKING.

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workingtree.py
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from cStringIO import (
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    StringIO,
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    )
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from dulwich.index import (
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    Index,
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    )
 
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import errno
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from dulwich.objects import (
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    Blob,
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    )
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from bzrlib import (
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    errors,
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    ignores,
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    inventory,
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    lockable_files,
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    lockdir,
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    osutils,
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    transport,
 
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    tree,
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    urlutils,
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    workingtree,
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    )
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from bzrlib.decorators import (
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    needs_read_lock,
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    needs_write_lock,
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    )
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from bzrlib.plugins.git.inventory import (
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    GitIndexInventory,
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    )
 
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from bzrlib.plugins.git.tree import (
 
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    changes_from_git_changes,
 
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    tree_delta_from_git_changes,
 
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    )
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IGNORE_FILENAME = ".gitignore"
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        self.views = self._make_views()
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        self._detect_case_handling()
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    def extras(self):
 
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        """Yield all unversioned files in this WorkingTree.
 
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        """
 
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        for (dirpath, dirnames, filenames) in os.walk(self.basedir):
 
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            if self.bzrdir.is_control_filename(dirpath[len(self.basedir):].strip("/")):
 
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                continue
 
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            for filename in filenames:
 
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                relpath = os.path.join(dirpath[len(self.basedir):].strip("/"), filename)
 
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                if not relpath in self.index:
 
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                    yield relpath
 
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    def unlock(self):
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        # non-implementation specific cleanup
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        self._cleanup()
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                except (errors.NoSuchFile, IOError):
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                    # TODO: Rather than come up with something here, use the old index
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                    file = StringIO()
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                    stat_val = (0, 0, 0, 0, stat.S_IFREG | 0644, 0, 0, 0, 0, 0)
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                blob._text = file.read()
 
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                    from posix import stat_result
 
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                    stat_val = stat_result((stat.S_IFREG | 0644, 0, 0, 0, 0, 0, 0, 0, 0, 0))
 
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                blob.set_raw_string(file.read())
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            elif entry.kind == "symlink":
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                blob = Blob()
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                stat_val = os.stat(self.abspath(path))
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                blob._text = entry.symlink_target
 
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                try:
 
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                    stat_val = os.lstat(self.abspath(path))
 
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                except (errors.NoSuchFile, OSError):
 
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                    # TODO: Rather than come up with something here, use the 
 
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                    # old index
 
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                    from posix import stat_result
 
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                    stat_val = stat_result((stat.S_IFLNK, 0, 0, 0, 0, 0, 0, 0, 0, 0))
 
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                blob.set_raw_string(entry.symlink_target)
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            # Add object to the repository if it didn't exist yet
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            if not blob.id in self.repository._git.object_store:
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                self.repository._git.object_store.add_object(blob)
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            # Add an entry to the index or update the existing entry
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            (mode, ino, dev, links, uid, gid, size, atime, mtime, ctime) = stat_val
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            flags = 0
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            self.index[path.encode("utf-8")] = (ctime, mtime, ino, dev, mode, uid, gid, size, blob.id, flags)
 
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            flags = 0 # FIXME
 
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            self.index[path.encode("utf-8")] = (stat_val.st_ctime, stat_val.st_mtime, stat_val.st_dev, stat_val.st_ino, stat_val.st_mode, stat_val.st_uid, stat_val.st_gid, stat_val.st_size, blob.id, flags)
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    def flush(self):
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        # TODO: Maybe this should only write on dirty ?
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        self._ignoreset = ignore_globs
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        return ignore_globs
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    def set_last_revision(self, revid):
 
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        self._change_last_revision(revid)
 
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    def _reset_data(self):
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        self._inventory_is_modified = False
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        basis_inv = self.repository.get_inventory(self.mapping.revision_id_foreign_to_bzr(self.repository._git.head()))
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        result = GitIndexInventory(basis_inv, self.mapping, self.index)
 
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        result = GitIndexInventory(basis_inv, self.mapping, self.index,
 
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            self.repository._git.object_store)
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        self._set_inventory(result, dirty=False)
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    @needs_read_lock
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    def get_file_sha1(self, file_id, path=None, stat_value=None):
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        if not path:
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            path = self._inventory.id2path(file_id)
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        return osutils.sha_file_by_name(self.abspath(path).encode(osutils._fs_enc))
 
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        try:
 
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            return osutils.sha_file_by_name(self.abspath(path).encode(osutils._fs_enc))
 
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        except OSError, (num, msg):
 
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            if num in (errno.EISDIR, errno.ENOENT):
 
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                return None
 
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            raise
 
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    def revision_tree(self, revid):
 
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        return self.repository.revision_tree(revid)
 
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    @needs_read_lock
 
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    def conflicts(self):
 
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        # FIXME:
 
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        return []
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class GitWorkingTreeFormat(workingtree.WorkingTreeFormat):
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    def get_format_description(self):
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        return "Git Working Tree"
 
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class InterIndexGitTree(tree.InterTree):
 
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    """InterTree that works between a Git revision tree and an index."""
 
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    def __init__(self, source, target):
 
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        super(InterIndexGitTree, self).__init__(source, target)
 
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        self._index = target.index
 
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    @classmethod
 
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    def is_compatible(cls, source, target):
 
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        from bzrlib.plugins.git.repository import GitRevisionTree
 
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        return (isinstance(source, GitRevisionTree) and 
 
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                isinstance(target, GitWorkingTree))
 
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    def compare(self, want_unchanged=False, specific_files=None,
 
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                extra_trees=None, require_versioned=False, include_root=False,
 
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                want_unversioned=False):
 
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        changes = self._index.changes_from_tree(
 
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            self.source._repository._git.object_store, self.source.tree, 
 
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            want_unchanged=want_unchanged)
 
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        ret = tree_delta_from_git_changes(changes, self.target.mapping, 
 
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            specific_file=specific_files, require_versioned=require_versioned)
 
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        if want_unversioned:
 
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            for e in self.target.extras():
 
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                ret.unversioned.append((e, None, osutils.file_kind(self.target.abspath(e))))
 
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        return ret
 
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    def iter_changes(self, include_unchanged=False, specific_files=None,
 
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        pb=None, extra_trees=[], require_versioned=True, want_unversioned=False):
 
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        changes = self._index.changes_from_tree(
 
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            self.source._repository._git.object_store, self.source.tree, 
 
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            want_unchanged=include_unchanged)
 
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        # FIXME: Handle want_unversioned
 
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        return changes_from_git_changes(changes, self.target.mapping, 
 
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            specific_file=specific_files)
 
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tree.InterTree.register_optimiser(InterIndexGitTree)